1 2010-05-18 Richard Guenther <rguenther@suse.de>
4 * lto-wrapper.c (verbose): New variable. Initialize from -v.
5 (debug): Initialize from -save-temps.
6 (collect_execute): Print command-line when verbose.
7 (run_gcc): Always use COLLECT_GCC_OPTIONS. Use fork_execute
8 for ltrans invocation. Produce -dumpbase flag again.
9 (process_args): Remove.
11 * collect2.c (maybe_run_lto_and_relink): Only pass object
13 * gcc.c (LINK_COMMAND_SPEC): Likewise.
15 2010-05-18 Jan Hubicka <jh@suse.cz>
17 * opts.c (decode_options): Do not disable whopr at ipa_cp.
18 * ipa-prop.c (ipa_detect_param_modifications): Walk PHI nodes too.
20 2010-05-18 Steven Bosscher <steven@gcc.gnu.org>
23 * lto-streamer-out.c (output_gimple_stmt): Output number of labels
25 * lto-streamer-in.c (input_gimple_stmt): Read number of labels
28 2010-05-18 Jakub Jelinek <jakub@redhat.com>
31 * var-tracking.c (find_loc_in_1pdv): Add a few checks from
34 2010-05-18 Steven Bosscher <steven@gcc.gnu.org>
36 * config.gcc (powerpc-*-darwin*, powerpc64-*-darwin*): Add
37 lto-macho as lto_binary_reader.
39 * darwin.c (darwin_asm_named_section): Do not add assembler comment
40 after .section directive; just print it before the directive instead.
42 2010-05-17 Jan Hubicka <jh@suse.cz>
44 * cgraph.c (cgraph_create_virtual_clone): Only check
45 versionable_function_p when not in wpa and checking is enabled.
46 * cgraphunit.c (cgraph_materialize_all_clones): Stabilize after
47 there are no more functions to materialize.
49 2010-05-17 Jan Hubicka <jh@suse.cz>
51 * cgraph.h (struct ipa_replace_map): Add parm_num parameter.
52 * lto-cgraph.c (output_cgraph_opt_summary, input_cgraph_opt_summary):
54 (output_cgraph): Call output_cgraph_opt_summary.
55 (input_cgrpah): Call input_cgraph_opt_summary.
56 (output_cgraph_opt_summary_p, output_node_opt_summary,
57 input_node_opt_summary, input_cgraph_opt_section): New functions.
58 * lto-section-in.c (lto_section_name): Add cgraphopt.
59 * tree-inline.c (tree_function_versioning): Handle parm_num.
60 * lto-streamer.c (lto_get_section_name): Handle cgraphopt.
61 * lto-streamer.h (lto_section_type): Add LTO_section_cgraph_opt_sum.
63 2010-05-17 Changpeng Fang <changpeng.fang@amd.com>
65 * doc/invoke.texi: Update documentation for min-insn-to-prefetch-ratio.
66 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable): Also apply
67 the insn to prefetch ratio heuristic to loops with known trip count.
69 2010-05-17 Changpeng Fang <changpeng.fang@amd.com>
71 * tree-ssa-loop-prefetch.c (PREFETCH_MOD_TO_UNROLL_FACTOR_RATIO): New.
72 (schedule_prefetches): Do not generate a prefetch if the unroll factor
73 is far from what is required by the prefetch.
75 2010-05-17 Jan Hubicka <jh@suse.cz>
77 * ipa-cp.c (ipcp_update_callgraph): Use ipa_is_param_used.
78 (ipcp_estimate_growth): Likewise.
79 (ipcp_const_param_count): Likewise.
80 (ipcp_insert_stage): Likewise.
81 * ipa-prop.c (visit_load_for_mod_analysis): New function.
82 (visit_store_addr_for_mod_analysis): Set used flag.
83 (ipa_detect_param_modifications): Set used flag for SSE params;
84 update use of walk_stmt_load_store_addr_ops.
85 (ipa_print_node_params): Print used flag.
86 (ipa_write_node_info): Stream used flag.
87 (ipa_read_node_info): Likewise.
88 * ipa-prop.h (struct ipa_param_descriptor): Add used field.
89 (ipa_is_param_used): New function.
90 (lto_ipa_fixup_call_notes): Remove unused declaration.
92 2010-05-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
95 * configure.ac (HAVE_AS_IX86_REP_LOCK_PREFIX): New test.
96 * configure: Regenerate.
97 * config.in: Regenerate.
98 * config/i386/i386.c (print_operand) <case ;>: Also print ; if
99 !HAVE_AS_IX86_REP_LOCK_PREFIX.
100 Don't emit whitespace.
101 * config/i386/i386.md (*rep_movdi_rex64): Use {%;} after rep.
102 (*rep_movsi): Likewise.
103 (*rep_movsi_rex64): Likewise.
104 (*rep_movqi): Likewise.
105 (*rep_movqi_rex64): Likewise.
106 (*rep_stosdi_rex64): Likewise.
107 (*rep_stossi): Likewise.
108 (*rep_stossi_rex64): Likewise.
109 (*rep_stosqi): Likewise.
110 (*rep_stosqi_rex64): Likewise.
111 (*cmpstrnqi_nz_1): Use {%;} after repz.
112 (*cmpstrnqi_nz_rex_1): Likewise.
113 (*cmpstrnqi_1): Likewise.
114 (*cmpstrnqi_rex_1): Likewise.
115 (*strlenqi_1): Use {%;} after repnz.
116 (*strlenqi_rex_1): Likewise.
117 * config/i386/sync.md (memory_barrier_nosse): Replace {%;| } by {%;} .
118 (*sync_compare_and_swap<mode>): Likewise.
119 (sync_double_compare_and_swap<mode>): Likewise.
120 (*sync_double_compare_and_swapdi_pic): Likewise.
121 (sync_old_add<mode>): Likewise.
122 (sync_add<mode>): Likewise.
123 (sync_sub<mode>): Likewise.
124 (sync_<code><mode>): Likewise.
126 2010-05-17 Martin Jambor <mjambor@suse.cz>
128 * cgraph.h (cgraph_indirect_call_info): New fields anc_offset,
129 otr_token and polymorphic.
130 * cgraph.c (cgraph_create_indirect_edge): Inilialize the above fields.
131 (cgraph_clone_edge): Copy the above fields.
132 * tree.c (get_binfo_at_offset): New function.
133 * tree.h (get_binfo_at_offset): Declare.
134 * ipa-prop.h (enum jump_func_type): Added known_type jump function
135 type, reordered items, updated comments.
136 (union jump_func_value): Added base_type field, reordered fields.
137 (enum ipa_lattice_type): Moved down in the file.
138 (struct ipa_param_descriptor): New field polymorphic.
139 (ipa_is_param_polymorphic): New function.
140 * ipa-prop.c: Include gimple.h and gimple-fold.h.
141 (ipa_print_node_jump_functions): Print known type jump functions.
142 (compute_complex_pass_through): Renamed to...
143 (compute_complex_assign_jump_func): this.
144 (compute_complex_ancestor_jump_func): New function.
145 (compute_known_type_jump_func): Likewise.
146 (compute_scalar_jump_functions): Create known type and complex ancestor
148 (ipa_note_param_call): New parameter polymorphic, set the corresponding
149 flag in the call note accordingly.
150 (ipa_analyze_call_uses): Renamed to...
151 (ipa_analyze_indirect_call_uses): this. New parameter target, define
152 variable var only in the block where it is used.
153 (ipa_analyze_virtual_call_uses): New function.
154 (ipa_analyze_call_uses): Likewise.
155 (combine_known_type_and_ancestor_jfs): Likewise.
156 (update_jump_functions_after_inlining): Implemented handling of a
157 number of new jump function types combination.
158 (print_edge_addition_message): Removed.
159 (make_edge_direct_to_target): New function.
160 (try_make_edge_direct_simple_call): Likewise.
161 (try_make_edge_direct_virtual_call): Likewise.
162 (update_call_notes_after_inlining): Renamed to...
163 (update_indirect_edges_after_inlining): this. Moved edge creation for
164 indirect calls to try_make_edge_direct_simple_call, also calls
165 try_make_edge_direct_virtual_call for virtual calls.
166 (ipa_print_node_params): Changed the header message.
167 (ipa_write_jump_function): Stream also known type jump functions.
168 (ipa_read_jump_function): Likewise.
169 (ipa_write_indirect_edge_info): Stream new fields in
170 cgraph_indirect_call_info.
171 (ipa_read_indirect_edge_info): Likewise.
172 * Makefile.in (ipa-prop.o): Add dependency to GIMPLE_H and
175 2010-05-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
177 * config/i386/sol2.h (TARGET_SUN_TLS): Remove duplicate definition.
179 2010-05-17 Nathan Froyd <froydnj@codesourcery.com>
181 * tree.h (CALL_EXPR_ARGS): Delete.
182 (call_expr_arglist): Delete.
183 * tree.c (call_expr_arglist): Delete.
184 * builtins.c (fold_call_expr): Pass the whole CALL_EXPR to
185 targetm.fold_builtin.
186 * config/alpha/alpha.c (alpha_fold_builtin): Rename arglist parameter.
187 Rewrite iteration to work on call_expr_nargs rather than TREE_CHAIN.
188 * config/picochip/picochip.c (picochip_expand_builtin_2op): Rename
189 arglist parameter. Use CALL_EXPR_ARG.
190 (picochip_expand_builtin_3op): Likewise.
191 (picochip_expand_builtin_2opvoid): Likewise.
192 (picochip_expand_array_get): Likewise.
193 (picochip_expand_array_put): Likewise.
194 (picochip_expand_array_testport): Likewise.
195 (picochip_expand_builtin): Don't call CALL_EXPR_ARGS. Pass exp
197 * config/rx/rx.c (rx_expand_builtin): Call call_expr_nargs instead of
199 * config/sparc/sparc.c (sparc_fold_builtin): Use CALL_EXPR_ARG rather
200 than TREE_VALUE and TREE_CHAIN.
201 * config/xtensa/xtensa.c (xtensa_fold_builtin): Likewise.
202 * doc/tm.texi (TARGET_FOLD_BUILTIN): Pass CALL_EXPR tree instead of
205 2010-05-17 Jakub Jelinek <jakub@redhat.com>
208 * cfglayout.c (fixup_reorder_chain): Allow returnjump_p
209 to have no fallthru edge.
212 * cfgcleanup.c (try_optimize_cfg): When removing trivially empty
213 bb with no successors, move footer whenever in IR_RTL_CFGLAYOUT
214 mode, not just when CLEANUP_CFGLAYOUT, and when in IR_RTL_CFGRTL
215 add BARRIER after previous bb if needed.
217 2010-05-17 Nathan Froyd <froydnj@codesourcery.com>
219 * tree.c (build_function_type_list_1): Remove bogus assert condition.
221 2010-05-17 Alan Modra <amodra@gmail.com>
223 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Delete
224 unnecessary prototype. Replace copy_r12 and copy_r11 flag params
225 with copy_reg rtx param.
226 (rs6000_emit_prologue): Update rs6000_emit_allocate_stack calls.
227 Correct cases where code for ABI_V4 did not initialise the reg
228 used to access frame. Also leave frame_reg_rtx as sp for large
229 frames that save no regs.
231 2010-05-17 Martin Jambor <mjambor@suse.cz>
234 * tree-sra.c (create_access_replacement): New parameter rename, mark
235 the replaement for renaming only when it is true.
236 (get_access_replacement): Pass true in the rename parameter of
237 create_access_replacement.
238 (get_unrenamed_access_replacement): New function.
239 (replace_uses_with_default_def_ssa_name): New parameter racc, get the
240 replacement declaration from it.
242 2010-05-17 Bernd Schmidt <bernds@codesourcery.com>
244 * function.c (try_fit_stack_local, add_frame_space): New static
246 (assign_stack_local_1): Use them. Look for opportunities to use
247 space previously wasted on alignment.
248 * function.h (struct frame_space): New.
249 (struct rtl_data): Add FRAME_SPACE_LIST member.
250 * reload1.c (something_was_spilled): New static variable.
252 (reload): Test it in addition to testing if the frame size changed.
254 2010-05-17 Christian Borntraeger <borntraeger@de.ibm.com>
256 * config/s390/s390.c: Define sane prefetch settings and activate
257 flag_prefetch_loop_arrays on -O3.
258 * config/s390/s390.h: Declare that read can use write prefetch.
260 2010-05-17 Jakub Jelinek <jakub@redhat.com>
262 * lto-streamer-out.c (lto_output): Fix --enable-checking=release
265 2010-05-16 Jan Hubicka <jh@suse.cz>
267 * ipa-cp.c (ipcp_versionable_function_p): Walk cgraph edges instead of
268 function body; do not check stdarg field of struct function.
270 2010-05-16 Jan Hubicka <jh@suse.cz>
272 * cgraph.c (dump_cgraph_node): Dump versionable flag.
273 * cgraph.h (cgraph_local_info): Add versionable flag.
274 * ipa-cp.c (ipcp_analyze_node): Set versionable flag.
275 (ipcp_versionable_function_p): Use it.
276 * lto-cgraph.c (lto_output_node, input_overwrite_node): Stream
279 2010-05-16 Jan Hubicka <jh@suse.cz>
281 * cgraph.c (cgraph_clone_node): Take decl argument and insert
282 clone into hash when it is different from orig.
283 (cgraph_create_virtual_clone): Update use of cgraph_clone_node.
284 * cgraph.h (cgraph_clone_node): Update prototype.
285 * lto-cgrpah.c (lto_cgraph_encoder_new): Create body map.
286 (lto_cgraph_encoder_delete): Delete body map.
287 (lto_cgraph_encoder_size): Move to header.
288 (lto_cgraph_encoder_encode_body_p,
289 lto_set_cgraph_encoder_encode_body): New.
290 (lto_output_node): Do not take written_decls argument; output clone_of
292 (add_node_to): Add include_body_argument; call
293 lto_set_cgraph_encoder_encode_body on master of the clone.
294 (add_references): Update use of add_node_to.
295 (compute_ltrans_boundary): Likewise.
296 (output_cgraph): Do not create written_decls bitmap.
297 (input_node): Take nodes argument; stream in clone_of correctly.
298 (input_cgraph_1): Update use of input_node.
299 * lto-streamer-out.c (lto_output): Use encoder info to decide
300 what bodies to output.
301 * ipa-inline.c (cgraph_clone_inlined_nodes,
302 cgraph_decide_recursive_inlining): Update call of cgraph_clone_node.
303 * lto-streamer.h (lto_cgraph_encoder_d): Add body.
304 (lto_cgraph_encoder_size): Define here.
305 (lto_cgraph_encoder_encode_body_p, lto_varpool_encoder_encode_body_p):
308 2010-05-16 Richard Guenther <rguenther@suse.de>
310 * doc/invoke.texi (-fipa-struct-reorg): Do not mention
312 * ipa-type-escape.c (gate_type_escape_vars): Run when
313 -fipa-struct-reorg runs.
314 * opts.c (decode_options): Do not unset flag_ipa_type_escape.
315 * common.opt (fipa-type-escape): Remove.
317 2010-05-16 Eric Botcazou <ebotcazou@adacore.com>
319 * opts.c (handle_option): Call into LTO streamer only if ENABLE_LTO.
320 (decode_options): Likewise.
321 * Makefile.in (opts.o): Add dependency on LTO_STREAMER_H.
323 2010-05-16 Jan Hubicka <jh@suse.cz>
325 * ipa.c (function_and_variable_visibility): Also bring local all
328 2010-05-16 Richard Guenther <rguenther@suse.de>
330 * alias.c (nonoverlapping_memrefs_p): Remove use of
331 IPA type-escape information.
333 2010-05-16 Joseph Myers <joseph@codesourcery.com>
335 * c-common.c (c_common_reswords): Add _Static_assert for C.
336 * c-parser.c (c_token_starts_declaration,
337 c_parser_next_token_starts_declaration,
338 c_parser_static_assert_declaration_no_semi,
339 c_parser_static_assert_declaration): New.
340 (c_parser_declaration_or_fndef): Add parameter static_assert_ok.
341 Handle static assertions if static_assert_ok.
342 (c_parser_external_declaration, c_parser_declaration_or_fndef,
343 c_parser_compound_statement_nostart, c_parser_label,
344 c_parser_for_statement, c_parser_objc_methodprotolist,
345 c_parser_omp_for_loop): All callers of
346 c_parser_declaration_or_fndef changed.
347 (c_parser_struct_declaration): Handle static assertions.
348 (c_parser_compound_statement_nostart): Use
349 c_parser_next_token_starts_declaration and
350 c_token_starts_declaration to detect start of declarations.
351 (c_parser_label, c_parser_for_statement, c_parser_omp_for_loop):
354 2010-05-16 Anatoly Sokolov <aesok@post.ru>
356 * config/mmix/mmix.h (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE,
357 LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
358 * config/mmix/mmix.c (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
359 TARGET_FUNCTION_VALUE_REGNO_P): Define.
360 (mmix_function_outgoing_value): Rename to...
361 (mmix_function_value): ...this. Make static. Add 'outgoing' argument.
362 (mmix_function_value_regno_p): Make static.
363 (mmix_libcall_value): New function.
364 * config/mmix/mmix-protos.h (mmix_function_outgoing_value,
365 mmix_function_value_regno_p): Remove declaration.
367 2010-05-16 Eric Botcazou <ebotcazou@adacore.com>
369 * tree.c (build_common_builtin_nodes): Always clear TREE_NOTHROW on
370 BUILT_IN_ALLOCA if stack checking is enabled.
372 2010-05-16 Richard Guenther <rguenther@suse.de>
374 * var-tracking.c (vars_copy_1): Inline ...
375 (vars_copy): ... here. Use FOR_EACH_HTAB_ELEMENT.
376 (variable_union): Use FOR_EACH_HTAB_ELEMENT. Merge asserts.
377 (variable_merge_over_cur): Adjust. Merge asserts.
378 (variable_merge_over_src): Likewise.
379 (dataflow_set_merge): Use FOR_EACH_HTAB_ELEMENT.
380 (variable_post_merge_new_vals): Merge asserts.
381 (variable_post_merge_perm_vals): Likewise.
382 (find_mem_expr_in_1pdv): Likewise.
383 (dataflow_set_different_value): Remove.
384 (onepart_variable_different_p): Merge asserts.
385 (variable_different_p): Likewise.
386 (dataflow_set_different_1): Inline ...
387 (dataflow_set_different): ... here. Use FOR_EACH_HTAB_ELEMENT.
388 (emit_notes_for_differences_1): Merge asserts.
390 2010-05-16 Richard Guenther <rguenther@suse.de>
392 * lto-symtab.c (lto_symtab_entry_hash): Use IDENTIFIER_HASH_VALUE.
393 * optabs.c (libfunc_decl_hash): Likewise.
394 * varasm.c (emutls_decl): Likewise.
396 2010-05-16 Steven Bosscher <steven@gcc.gnu.org>
398 * c-decl.c: Don't include gimple.h.
399 (merge_decls): Do not copy gimple_body.
401 2010-05-15 Jason Merrill <jason@redhat.com>
403 * c.opt: Add -fnothrow-opt.
405 2010-05-15 Jan Hubicka <jh@suse.cz>
407 * ipa-prop.c (ipa_prop_read_section): Add sanity check that node is
409 * passes.c (ipa_write_summaries): Write all analyzed nodes.
411 2010-05-15 Steven Bosscher <steven@gcc.gnu.org>
413 * vecir.h: New file with VEC primitives for tree, gimple, and rtl.
414 * Makefile.in: Add it.
415 Fix all other Makefile dependencies for changes below.
416 * tree.h: Include it instead of defining VEC primitives here.
417 * gimple.h: Likewise.
419 * tree-inline.h: Inlclude vecir.h instead of gimple.h.
420 * except.h: Include vecir.h, break dependence on tree.h.
422 * gimplify.c (append_to_statement_list_1, append_to_statement_list):
424 * tree-iterator.c: ...to here.
425 * tree-iterator.h: Fix file introduction comment. Add extern markers.
427 * c-lex.c: Include fixed-value.h instead of rtl.h. Do not include
429 * c-cppbuiltin.c: Explain why debug.h and tm_p.h are included.
430 * c-objc-common.h: Do not include tm.h, rtl.h, insn-config.h,
431 integrate.h, function.h, toplev.h, tree-inline.h, ggc.h,
432 tree-mudflap.h, and target.h.
433 * c-semantics.c: Do not include except.h, ggc.h, rtl.h, timevar.h,
434 predict.h, tree-inline.h, gimple.h, and langhooks.h.
435 * c-decl.c: Do not include expr.h, ggc.h, libfuncs.h, except.h.
436 Add FIXME for why gimple.h is still included (should be unnecessary
437 since GCC 4.5 gimplification unit-at-a-time).
438 * c-typeck.c: Do not include rtl.h, tm_p.h, ggc.h, and gimple.h.
439 * c-pragma.c: Add FIXME for why function.h needs to be included just
440 for cfun, at front-end level.
441 Add note that REGISTER_TARGET_PRAGMAS should probably be a target hook.
442 Do not include ggc.h, but include vecprim.h for VEC(char).
443 * c-opts.c: Do not include tm.h, tree-inline.h, and tm_p.h.
444 Explain why target.h is included.
445 * c-omp.h: Do not include tm.h, function.h, and bitmap.h.
446 Explain why gimple.h is included.
447 * c-ppoutput.c: Do not include tm.h.
448 * c-common.c: Do not include gimple.h. Explain why expr.h is included.
449 * c-parses.c: Explain why rtl.h is included, and that this (and only
450 this) is also why tm.h must be included.
451 Do not include except.h.
452 * c-lang.c: Do not include ggc.h.
454 2010-05-15 Uros Bizjak <ubizjak@gmail.com>
456 * targhooks.c (GO_IF_MODE_DEPENDENT_ADDRESS): Use CONST_CAST_RTX.
458 2010-05-15 Joseph Myers <joseph@codesourcery.com>
460 * c-decl.c (grokfield): Allow typedefs for anonymous structs and
461 unions by default if those structs and unions have no tags. Do
462 not condition anonymous struct and unions handling on flag_iso.
463 Allow anonymous structs and unions for C1X.
464 (finish_struct): Do not diagnose lack of named fields when
465 anonymous structs and unions present for C1X. Accept flexible
466 array members in structure with anonymous structs or unions but no
467 directly named fields.
468 * doc/extend.texi (Unnamed Fields): Update.
470 2010-05-15 Eric Botcazou <ebotcazou@adacore.com>
472 * gimple.h (compare_field_offset): Rename into...
473 (gimple_compare_field_offset): ...this.
474 * gimple.c (compare_field_offset): Rename into...
475 (gimple_compare_field_offset): ...this. Compare the full access if
476 the offset is self-referential.
477 (gimple_types_compatible_p): Adjust for above renaming.
478 * lto-streamer-in.c (input_gimple_stmt): Likewise. Also compare the
479 DECL_NONADDRESSABLE_P flag of fields before merging them.
481 2010-05-15 Nathan Froyd <froydnj@codesourcery.com>
483 * tree.h (ctor_to_list): Delete.
484 * tree.c (ctor_to_list): Delete.
486 2010-05-15 Jan Hubicka <jh@suse.cz>
488 * ipa-reference.c: Include toplev.h
489 (is_proper_for_analysis): Only add to all_module_statics
491 (write_node_summary_p, stream_out_bitmap,
492 ipa_reference_write_optimization_summary,
493 ipa_reference_read_optimization_summary): New.
494 (struct ipa_opt_pass_d pass_ipa_reference): Add
495 optimization summary streaming.
496 * lto-cgraph.c (referenced_from_this_partition_p,
497 reachable_from_this_partition_p): New functions.
498 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1,
499 call_may_clobber_ref_p_1): Ask ipa-reference even for public vars.
500 * opts.c (decode_options): Enable ipa_reference.
501 * Makefile.in (ipa-reference.o): Add toplev.h dependency.
502 * lto-streamer.h (referenced_from_this_partition_p,
503 reachable_from_this_partition_p): Declare.
505 2010-05-15 Richard Guenther <rguenther@suse.de>
507 PR tree-optimization/44038
508 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Avoid
509 taking the address of a V_C_E of a constant.
511 2010-05-14 Jan Hubicka <jh@suse.cz>
513 * tree.h (memory_identifier_string): Remove.
514 * ipa-reference.c: Update comment; do not include gt-ipa-reference.h
515 (ipa_reference_global_vars_info_d): Remove statics_not_read and
517 (ipa_reference_optimization_summary_d): New structure.
518 (ipa_reference_optimization_summary_t): New type and vector.
519 (ipa_reference_vars_info_d): Embedd structures instead of using
521 (reference_vars_to_consider): Remove out of GGC space.
522 (module_statics_escape): Remove.
523 (global_info_obstack): Rename to ...
524 (optimization_summary_obstack): ... this one.
525 (initialization_status_t): Remove.
526 (memory_identifier_string): Remove.
527 (get_reference_vars_info): Fix indenting.
528 (set_reference_vars_info): Likewise.
529 (get_reference_optimization_summary): New.
530 (set_reference_optimization_summary): New.
531 (get_global_reference_vars_info): Remove.
532 (ipa_reference_get_read_global): Remove.
533 (ipa_reference_get_written_global): Remove.
534 (ipa_reference_get_not_read_global): Update.
535 (ipa_reference_get_not_written_global): Update.
536 (is_proper_for_analysis): Outlaw addressable.
537 (propagate_bits): Update for new datastructures.
538 (analyze_variable): Remove.
539 (init_function_info): Update for new datastructures.
540 (clean_function_local_data): Remove.
541 (clean_function): Remove.
542 (copy_global_bitmap): Use optimizations_summary_obstack.
543 (duplicate_node_data): Duplicate optimization summary only.
544 (remove_node_data): Remove optimization summary only.
545 (generate_summary): Do not analyze variables; do not compute
546 module_statics_escape; do not prune solutions by it.
547 (read_write_all_from_decl): Fix typos in comments.
548 (propagate): Doscover readonly and nonaddressable first;
549 update for new datastructures; share global bitmaps.
550 * ipa-reference.h (ipa_reference_get_read_global,
551 ipa_reference_get_written_global): Remove.
552 * ipa-pure-const.c (check_stmt): Do not use memory_identifier_string.
553 * Makefile.in: Remove ipa-refereference from GT files.
555 2010-05-14 Jakub Jelinek <jakub@redhat.com>
558 * dwarf2out.c (resolve_one_addr): Check TREE_ASM_WRITTEN
559 for all SYMBOL_REF_DECLs.
561 2010-05-14 Jan Hubicka <jh@suse.cz>
563 * cgraph.h (ipa_discover_readonly_nonaddressable_vars): Declare.
564 (varpool_all_refs_explicit_p): New inline function.
565 * ipa-reference.c: Update comment.
566 (module_statics_written): Remove.
567 (get_static_decl): Remove.
568 (ipa_init): Do not initialize module_statics_written.
569 (analyze_function): Likewise.
570 (generate_summary): Likewise; do not compute module_statics_readonly
571 and do not update variable flags.
572 (propagate): Call ipa_discover_readonly_nonaddressable_vars.
573 * ipa.c: Inlucde flags.h
574 (cgraph_local_node_p): New.
575 (cgraph_remove_unreachable_nodes): Return early when not optimizing;
576 promote functions to local.
577 (ipa_discover_readonly_nonaddressable_vars): New function.
578 (function_and_variable_visibility): Use cgraph_local_node_p.
579 * varpool.c (varpool_finalize_decl): Set force_output for
580 DECL_PRESERVE_P vars.
582 2010-05-14 Jan Hubicka <jh@suse.cz>
584 * ipa.c (cgraph_remove_unreachable_nodes): Revert accidental commit.
586 2010-05-14 Richard Guenther <rguenther@suse.de>
588 PR tree-optimization/44119
589 * tree-ssa-pre.c (eliminate): Properly mark replacement of
590 a PHI node necessary.
592 2010-05-14 Eric Botcazou <ebotcazou@adacore.com>
594 * tree.h (TREE_ADDRESSABLE): Remove bogus usage for FIELD_DECL.
596 2010-05-14 Jason Merrill <jason@redhat.com>
599 * gimple.h (enum gf_mask): Add GF_CALL_NOTHROW.
600 (gimple_call_set_nothrow): New.
601 * gimple.c (gimple_build_call_from_tree): Call it.
602 (gimple_call_flags): Set ECF_NOTHROW from GF_CALL_NOTHROW.
605 * gimplify.c (gimplify_seq_add_stmt): No longer static.
606 * gimple.h: Declare it.
607 * gimple.c (gimple_build_eh_filter): No ops.
609 2010-05-14 Jan Hubicka <jh@suse.cz>
611 * ipa.c (enqueue_cgraph_node): Update comment; do not re-enqueue
612 nodes already in queue.
613 (cgraph_remove_unreachable_nodes): Cleanup; fix problem with
616 2010-05-14 Jakub Jelinek <jakub@redhat.com>
619 * cfgexpand.c (expand_debug_expr): If non-memory op0
620 has BLKmode, return NULL.
622 2010-05-14 Harsha Jagasia <harsha.jagasia@amd.com>
624 * config.gcc: Add support for --with-cpu option for bdver1.
625 * config/i386/i386.h (TARGET_BDVER1): New macro.
626 (ix86_tune_indices): Change SSE_UNALIGNED_MOVE_OPTIMAL
627 to SSE_UNALIGNED_LOAD_OPTIMAL. Add SSE_UNALIGNED_STORE_OPTIMAL.
628 (ix86_tune_features) :Change SSE_UNALIGNED_MOVE_OPTIMAL
629 to SSE_UNALIGNED_LOAD_OPTIMAL. Add SSE_UNALIGNED_STORE_OPTIMAL.
630 Add SSE_PACKED_SINGLE_INSN_OPTIMAL.
631 (TARGET_CPU_DEFAULT_NAMES): Add bdver1.
632 (processor_type): Add PROCESSOR_BDVER1.
633 * config/i386/i386.md: Add bdver1 as a new cpu attribute to match
634 processor_type in config/i386/i386.h.
635 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit
636 movaps <reg, reg> instead of movapd <reg, reg> when replacing
637 movsd <reg, reg> or movss <reg, reg> for SSE and AVX.
638 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL
639 to emit packed xor instead of packed double/packed integer
640 xor for SSE and AVX when moving a zero value.
641 * config/i386/sse.md: Add check for
642 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit movaps instead of
643 movapd/movdqa for SSE and AVX.
644 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit packed
645 single logical operations i.e and, or and xor instead of packed double
646 logical operations for SSE and AVX.
647 * config/i386/i386-c.c (ix86_target_macros_internal):
648 Add PROCESSOR_BDVER1.
649 * config/i386/driver-i386.c: Turn on -mtune=native for BDVER1.
650 (has_fma4, has_xop): New.
651 * config/i386/i386.c (bdver1_cost): New variable.
652 (m_BDVER1): New macro.
653 (m_AMD_MULTIPLE): Add m_BDVER1.
654 (x86_tune_use_leave, x86_tune_push_memory, x86_tune_unroll_strlen,
655 x86_tune_deep_branch_prediction, x86_tune_use_sahf, x86_tune_movx,
656 x86_tune_use_simode_fiop, x86_tune_promote_qimode,
657 x86_tune_add_esp_8, x86_tune_tune_sub_esp_4, x86_tune_sub_esp_8,
658 x86_tune_integer_dfmode_moves, x86_tune_partial_reg_dependency,
659 x86_tune_sse_partial_reg_dependency,
660 x86_tune_sse_unaligned_load_optimal,
661 x86_tune_sse_unaligned_store_optimal, x86_tune_sse_typeless_stores,
662 x86_tune_memory_mismatch_stall, x86_tune_use_ffreep,
663 x86_tune_inter_unit_moves, x86_tune_inter_unit_conversions,
664 x86_tune_use_bt, x86_tune_pad_returns, x86_tune_slow_imul_imm32_mem,
665 x86_tune_slow_imul_imm8, x86_tune_fuse_cmp_and_branch):
666 Enable/disable for bdver1.
667 (processor_target_table): Add bdver1_cost.
668 (cpu_names): Add bdver1.
669 (override_options): Set up PROCESSOR_BDVER1 for bdver1 entry in
670 processor_alias_table.
671 (ix86_expand_vector_move_misalign): Change.
672 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL to TARGET_SSE_UNALIGNED_LOAD_OPTIMAL.
673 Check for TARGET_SSE_UNALIGNED_STORE_OPTIMAL.
674 Check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit movups instead
675 of movupd/movdqu for SSE and AVX.
676 (ix86_tune_issue_rate): Add PROCESSOR_BDVER1.
677 (ix86_tune_adjust_cost): Add code for bdver1.
678 (standard_sse_constant_opcode): Add check for
679 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit packed single xor instead
680 of packed double xor for SSE and AVX.
682 2010-05-14 Pat Haugen <pthaugen@us.ibm.com>
684 * tree-ssa-loop.prefetch.c (prune_ref_by_group_reuse): Cast abs()
687 2010-05-14 Tristan Gingold <gingold@adacore.com>
689 * toplev.c (default_debug_hooks): Remove this variable.
690 (process_options): Remove assignments to default_debug_hooks.
692 2010-05-14 Martin Jambor <mjambor@suse.cz>
694 * langhooks-def.h (LANG_HOOKS_FOLD_OBJ_TYPE_REF): Remove.
695 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_FOLD_OBJ_TYPE_REF.
696 * langhooks.h (struct lang_hooks_for_decls): Removed field
698 * tree.c (free_lang_data): Remove assignment to
699 lang_hooks.fold_obj_type_ref.
700 * tree.def (OBJ_TYPE_REF): Update comment.
702 2010-05-14 Richard Guenther <rguenther@suse.de>
704 PR tree-optimization/44124
705 * tree-ssa-sccvn.c (vn_nary_may_trap): Fix invalid memory access.
707 2010-05-14 Alan Modra <amodra@gmail.com>
710 * config/rs6000/rs6000.c (struct machine_function): Reorder
711 fields for better packing. Add lr_save_state.
712 (rs6000_ra_ever_killed): Return lr_save_state if set.
713 (rs6000_emit_eh_reg_restore): Set lr_save_state.
715 2010-05-13 Jan Hubicka <jh@suse.cz>
717 * varpool.c (decide_is_variable_needed): Drop code checking
718 TREE_SYMBOL_REFERENCED.
720 2010-05-13 Jan Hubicka <jh@suse.cz>
722 * final.c (output_addr_const): Do not call mark_decl_referenced.
723 * cgraphunit.c (process_function_and_variable_attributes): Use
724 mark_needed_node dirrectly.
725 (assemble_thunk): Do not call mark_decl_referenced.
727 2010-05-13 Anatoly Sokolov <aesok@post.ru>
729 * targhooks.c (default_mode_dependent_address_p): Cast 'addr' to rtx.
731 2010-05-13 Jeff Law <law@redhat.com>
733 * ira-conflicts.c (print_allocno_conflicts): New function broken out
735 (print_conflicts): Call print_allocno_conflicts.
737 2010-05-13 Jakub Jelinek <jakub@redhat.com>
740 * dwarf2out.c (modified_type_die): Don't dereference mod_type_die
743 2010-05-13 Kai Tietz <kai.tietz@onevision.com>
745 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Choose
746 t-mingw-w64 or t-mingw-w32 for multilib configuration.
747 * config/i386/t-mingw-w32: New.
748 * config/i386/t-mingw-w64 (MULTILIB_OSDIRNAMES): Change lib64 to lib.
750 2010-05-13 Martin Jambor <mjambor@suse.cz>
752 * gimple.c (gimple_fold_obj_type_ref): Removed (a replacement moved to
754 * gimple-fold.c (get_base_binfo_for_type): New function.
755 (gimple_get_relevant_ref_binfo): Likewise.
756 (gimple_fold_obj_type_ref_known_binfo): Likewise.
757 (gimple_fold_obj_type_ref): Likewise.
758 (fold_gimple_call): Simplify condition for folding virtual calls
759 and call gimple_fold_obj_type_ref.
760 * gimple.h (gimple_get_relevant_ref_binfo): Declare.
761 (gimple_fold_obj_type_ref_known_binfo): Likewise.
763 2010-05-13 Andreas Schwab <schwab@linux-m68k.org>
765 * config/rs6000/rs6000-protos.h
766 (rs6000_mode_dependent_address_ptr): Change argument to const_rtx.
767 * config/rs6000/rs6000.c (rs6000_mode_dependent_address)
768 (rs6000_debug_mode_dependent_address)
769 (rs6000_mode_dependent_address_ptr): Likewise.
771 2010-05-13 Jakub Jelinek <jakub@redhat.com>
774 * var-tracking.c (track_expr_p): Allow tracking of variables optimized
776 * Makefile.in (dwarf2out.o): Depend on $(TREE_FLOW_H).
777 * tree-sra.c (create_access_replacement): Call unshare_expr before
778 passing expr to SET_DECL_DEBUG_EXPR, and remove any SSA_NAMEs from it.
779 * dwarf2out.c: Include tree-flow.h.
780 (struct var_loc_node): Rename var_loc_note field to loc, add comment.
781 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
782 Handle DW_OP_bit_piece.
783 (decl_piece_bitsize, decl_piece_varloc_ptr, decl_piece_node,
784 construct_piece_list, adjust_piece_list): New functions.
785 (add_var_loc_to_decl): Handle SRA optimized variables.
786 Adjust for var_loc_note to loc field renaming.
787 (dw_loc_list_1): For WANT_ADDRESS == 2 prefer DECL_MODE of decl
788 in VAR_LOCATION note.
789 (new_loc_descr_op_bit_piece): New function.
790 (dw_sra_loc_expr): New function.
791 (dw_loc_list): Use it. Don't handle the last range after the
792 loop, handle it inside of the loop. Adjust for var_loc_note
793 to loc field renaming.
794 (add_location_or_const_value_attribute): Only special case
795 single entry loc lists if loc is NOTE_P. Adjust for
796 var_loc_note to loc field renaming.
797 (dwarf2out_var_location): Don't set newloc->var_loc_note
798 and newloc->next here.
800 2010-05-12 Jan Hubicka <jh@suse.cz>
802 * cgraph.c (cgraph_mark_address_taken_node): No longer imply needed
804 * cgraph.h (cgraph_only_called_directly_p,
805 cgraph_can_remove_if_no_direct_calls_p): test address_taken flag.
806 (cgraph_can_remove_if_no_direct_calls_and_refs_p): New function.
807 * cgraphunit.c (cgraph_mark_functions_to_output): Test address_taken.
809 * ipa.c (cgraph_remove_unreachable_nodes): Use
810 cgraph_can_remove_if_no_direct_calls_and_refs_p; clear address_taken
812 * tree-inline.c (copy_bb): Check address_taken flag.
813 * tree-profile.c (tree_gen_ic_func_profiler): Check address_taken and
814 externally_visible flag.
816 2010-05-12 Jason Merrill <jason@redhat.com>
820 * dbxout.c (dbxout_type): Remove NULLPTR_TYPE handling.
821 * sdbout.c (plain_type_1): Likewise.
822 * dwarf2out.c (is_base_type): Likewise.
823 (gen_type_die_with_usage): Likewise. Generate
824 DW_TAG_unspecified_type for any LANG_TYPE.
826 2010-05-12 Jan Hubicka <jh@suse.cz>
828 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Build
830 * cgraph.c (cgraph_create_indirect_edge): Take ecf_flags argument.
831 (cgraph_clone_edge): Update.
832 (cgraph_node_remove_callees): Remove indirect calls too.
833 * cgraph.h (cgraph_indirect_call_info): Add ecf_flags.
834 (cgraph_create_indirect_edge): Update prototype.
835 * ipa-reference.c (has_proper_scope_for_analysis): Rename to
836 is_proper_for_analysis.
837 (add_new_function, visited_nodes, function_insertion_hook_holder,
838 get_local_reference_vars_info, mark_address_taken, mark_address,
839 mark_load, mark_store, check_asm_memory_clobber, check_call,
840 scan_stmt_for_static_refs, scan_initializer_for_static_refs): Remove.
841 (ipa_init): Do not initialize visited_nodes;
842 function_insertion_hook_holder.
843 (analyze_variable): Rewrite.
844 (analyze_function): Rewrite.
845 (copy_local_bitmap): Remove.
846 (duplicate_node_dat): Do not duplicate local info.
847 (generate_summary): Simplify to only walk cgraph.
848 (write_node_summary_p, ipa_reference_write_summary,
849 ipa_reference_read_summary): Remove.
850 (propagate): Do not remove function insertion;
852 (pass_ipa_reference): NULLify summary handling fields.
853 * lto-cgraph.c (lto_output_edge): Output ecf_flags.
854 (input_edge): Input ecf_flags.
855 * ipa-prop.c (ipa_note_parm_call): Expect edge to be around.
856 (update_indirect_edges_after_inlining): Ignore edges with unknown
859 2010-05-12 Sriraman Tallam <tmsriram@google.com>
861 * implicit-zee.c: New file.
862 * tree-pass.h (pass_implicit_zee): Declare.
863 * passes.c (init_optimization_passes): Add zee pass.
864 * common.opt (fzee): New flag.
865 * timevar.def (TV_ZEE): Define.
866 * config/i386/i386.c (optimization_options): Turn on ZEE for level 2
868 * Makefile.in (implicit-zee.o): Add new build file.
870 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
871 Nathan Froyd <froydnj@codesourcery.com>
873 * c-common.c (sync_resolve_params): Remove write-only variable.
875 2010-05-12 Anatoly Sokolov <aesok@post.ru>
877 * target.h (struct gcc_target): Add mode_dependent_address_p field.
878 * target-def.h (TARGET_MODE_DEPENDENT_ADDRESS_P): New.
879 (TARGET_INITIALIZER): Use TARGET_MODE_DEPENDENT_ADDRESS_P.
880 * targhooks.c (default_mode_dependent_address_p): New function.
881 * targhooks.h (default_mode_dependent_address_p): Declare function.
882 * doc/tm.texi (TARGET_MODE_DEPENDENT_ADDRESS_P): New.
883 (GO_IF_MODE_DEPENDENT_ADDRESS): Update.
884 * recog.c: (mode_dependent_address_p): Call mode_dependent_address_p
885 target hook. Change return type to bool.
886 * recog.h: (mode_dependent_address_p): Change return type to bool.
888 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
889 Nathan Froyd <froydnj@codesourcery.com>
891 * tree-mudflap.c (build_function_type_0, build_function_type_1,
892 build_function_type_2, build_function_type_3): Remove.
893 (mudflap_init): Use build_function_type_list.
895 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
896 Nathan Froyd <froydnj@codesourcery.com>
898 * coverage.c (build_fn_info_value): Call build_constructor instead of
899 build_constructor_from_list.
900 (build_ctr_info_value): Likewise.
901 (build_gcov_info): Likewise.
903 2010-05-12 Nathan Froyd <froydnj@codesourcery.com>
905 * tree.c (build_constructor): Compute TREE_CONSTANT for the
906 resultant constructor.
907 (build_constructor_single): Don't set TREE_CONSTANT.
908 (build_constructor_from_list): Don't compute TREE_CONSTANT.
910 2010-05-12 Jan Hubicka <jh@suse.cz>
912 * cgraph.h (struct varpool_node): Add aux.
913 * varasm.c (find_decl_and_mark_needed): Force output of varpool nodes.
914 * varpool.c (varpool_remove_node): Do not remove initializer.
915 (varpool_reset_queue): Export.
916 (varpool_finalize_decl): Volatile vars are forced to be output.
917 * lto-symtab.c (lto_varpool_replace_node): Clear out initializer of
919 * ipa.c (enqueue_cgraph_node, enqueue_varpool_node,
920 process_references, varpool_can_remove_if_no_refs): New functions.
921 (cgraph_remove_unreachable_nodes): Handle variables too.
923 2010-05-12 H.J. Lu <hongjiu.lu@intel.com>
926 * config/i386/sse.md (*avx_vmmaskcmp<mode>3): New.
928 2010-05-12 Jakub Jelinek <jakub@redhat.com>
931 * gimplify.c (enum omp_region_type): Add ORT_UNTIED_TASK,
932 change value of ORT_TASK.
933 (new_omp_context): Handle ORT_UNTIED_TASK like ORT_TASK.
934 (omp_notice_threadprivate_variable): New function.
935 (omp_notice_variable): Call it for threadprivate variables.
936 If enclosing ctx is a task, print enclosing task rather than
937 enclosing parallel. Handle ORT_UNTIED_TASK like ORT_TASK.
938 (gimplify_omp_task): Pass ORT_UNTIED_TASK instead of ORT_TASK
939 if task has untied clause.
942 * dwarf2out.c (base_type_die): Don't add name attribute here.
943 (modified_type_die): Instead of sizetype use
944 its underlying original type. If a DW_TAG_base_type doesn't
945 have name added, add __unknown__.
946 (dwarf2out_imported_module_or_decl_1): Don't call base_type_die,
947 always call force_type_die instead.
949 2010-05-12 Maxim Kuvyrkov <maxim@codesourcery.com>
951 * targhooks.c (default_stack_protect_guard): Avoid sharing RTL
952 for __stack_chk_guard.
954 2010-05-11 Jakub Jelinek <jakub@redhat.com>
956 * c-opts.c (c_common_parse_file): If start_end_main_source_file,
957 don't call start_source_file debug hook here...
958 (finish_options): ... but here, after outputting predefined and
959 command line defines and undefs.
962 * cfglayout.c (fixup_reorder_chain): Allow asm goto to have
964 * cfgcleanup.c (try_optimize_cfg): When in cfglayout mode
965 optimizing away empty bb with no successors, move over its
966 footer chain to fallthru predecessor.
967 * cfgrtl.c (patch_jump_insn): Update also REG_LABEL_OPERAND.
968 (rtl_split_edge): For asm goto call patch_jump_insn even if
969 splitting fallthru edge.
972 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use qnu_unique_object
973 even for DECL_ONE_ONLY DECL_ARTIFICIAL !TREE_READONLY decls.
974 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Likewise.
975 * dwarf2asm.c (dw2_output_indirect_constant_1): Set TREE_READONLY
979 * c-parser.c (c_parser_expression): Mark LHS of a comma
980 expression as read if it is a decl, handled component or
981 COMPOUND_EXPR with that on the RHS.
982 * c-typeck.c (c_process_expr_stmt): Mark RHS of COMPOUND_EXPR
983 if it is a decl or handled component.
985 2010-05-11 Jan Hubicka <jh@suse.cz>
987 * lto-symtab.c (lto_symtab_free): New function.
988 * lto-streamer.h (lto_symtab_free): Declare.
990 2010-05-11 Jan Hubicka <jh@suse.cz>
992 * lto-cgraph.c (reachable_from_other_partition_p): Export; do not assume
993 that if function is needed it is reachable.
994 (lto_output_node): See if it the function is reachable or referenced.
995 (output_cgraph): Update call of lto_output_node.
996 * lto-streamer.h (reachable_from_other_partition_p): Declare.
998 2010-05-11 Jan Hubicka <jh@suse.cz>
1000 * crtstuff.c (__JCR_LIST__, __DTOR_END__, __JCR_END__, __FRAME_END__):
1003 2010-05-11 Jan Hubicka <jh@suse.cz>
1005 PR tree-optimize/44063
1006 * ipa-inline.c (cgraph_edge_badness): Move always inlines to top of
1008 (cgraph_decide_inlining_of_small_function): Skip check when disrgarding
1010 (estimate_function_body_sizes): Compute sizes even when disregarding.
1012 2010-05-11 Kai Tietz <kai.tietz@onevision.com>
1014 * collect2.c (maybe_lto_object_file): Add x64-coff magic and check.
1016 2010-05-11 Jan Hubicka <jh@suse.cz>
1018 * lto-cgraph.c (output_cgraph): Remove loop adding all varpool nodes
1019 into every boundary.
1021 2010-05-11 Jan Hubicka <jh@suse.cz>
1023 * matrix-reorg.c (matrix_reorg): Rebuild edges.
1025 2010-05-11 Jan Hubicka <jh@suse.cz>
1027 * lto-streamer.c (lto_streamer_cache_add_to_node_array,
1028 lto_streamer_cache_delete): Put nodes into heap.
1029 * lto-streamer.h (struct lto_streamer_cache_d): Nodes vector is in
1032 2010-05-11 Jan Hubicka <jh@suse.cz>
1034 * cgraphbuild.c (cgraph_rebuild_references): New.
1035 * cgraph.c (cgraph_mark_reachable_node): Accept references to optimized
1037 * cgraph.h (cgraph_rebuild_references): Declare.
1038 * tree-inline.c (tree_function_versioning): Use it.
1039 * ipa-struct-reorg.c (do_reorg_for_func): Likewise.
1041 2010-05-11 Jan Hubicka <jh@suse.cz>
1043 * cgraph.c: Include ipa-utils.h
1044 (cgraph_create_virtual_clone): Update references.
1045 * Makefile.in (cgraph.o): Add dependency at ipa-utils.h
1047 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
1049 * tree-ssa-loop-prefetch.c (prune_ref_by_group_reuse): Reset
1050 prefetch_before to PREFETCH_ALL if to accesses "meet" beyond
1053 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
1055 * tree-ssa-loop-prefetch.c: Add debug for dropped prefetches.
1057 2010-05-11 Jakub Jelinek <jakub@redhat.com>
1059 * gcc.c (execute): For -### don't quote arguments that
1060 contain just alphanumerics and _/-. characters.
1061 * doc/invoke.texi: Document that change for -###.
1064 * df-problems.c (struct dead_debug): Add to_rescan field.
1065 (dead_debug_init): Clear to_rescan field.
1066 (dead_debug_finish): Rescan all debug insns in to_rescan
1067 bitmap and free the bitmap.
1068 (dead_debug_insert_before): Instead of rescanning debug insns
1069 immediately queue their rescanning until dead_debug_finish.
1070 (df_note_bb_compute): After dead_debug_add do continue instead
1073 2010-05-10 Jakub Jelinek <jakub@redhat.com>
1076 * haifa-sched.c (schedule_insn): When clearing INSN_VAR_LOCATION_LOC,
1077 clear also INSN_REG_USE_LIST.
1079 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1081 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Undef.
1083 2010-05-10 Jan Hubicka <jh@suse.cz>
1085 * lto-stramer-out.c (produce_asm_for_decls): Correct accidentally
1088 2010-05-10 Jan Hubicka <jh@suse.cz>
1090 * passes.c (ipa_write_summaries_1, ipa_write_optimization_summaries):
1092 * lto-section-out.c (lto_new_out_decl_state): Do not allocate it here.
1093 * lto-streamer.c (lto_streamer_cache_insert_1): Use alloc pool.
1094 (lto_streamer_cache_create): Init alloc pool.
1095 (lto_streamer_cache_delete): Free alloc pool.
1096 * lto-streamer.h: Include alloc pool.
1097 (lto_streamer_cache_d): Use alloc pool.
1098 * lto-stramer-out.c (produce_asm_for_decls): Delete fn_out_states.
1100 2010-05-10 Jan Hubicka <jh@suse.cz>
1102 * Makefile.in (cgraphbuild.o): Add dependency on except.h.
1103 * cgraphbuild.c: Include except.h
1104 (record_type_list, record_eh_tables): New function.
1105 (build_cgraph_edges, rebuild_cgraph_edges): Use it.
1107 2010-05-10 Jan Hubicka <jh@suse.cz>
1109 * crtstuff.c (force_to_data, __do_global_dtors_aux_fini_array_entry,
1110 __frame_dummy_init_array_entry, force_to_data): Attribute as used
1113 2010-05-10 Michael Matz <matz@suse.de>
1115 * tree-ssa-reassoc.c (undistribute_ops_list): Use create_tmp_reg.
1116 (can_reassociate_p): Use FLOAT_TYPE_P.
1117 * tree-vectorizer.h (vect_is_simple_reduction): Rename to ...
1118 (vect_force_simple_reduction): ... this.
1119 * tree-parloops.c (gather_scalar_reductions): Use
1120 vect_force_simple_reduction.
1121 * tree-vect-loop.c (vect_is_simple_reduction_1): Rename from
1122 vect_is_simple_reduction, add modify argument, if true rewrite
1123 "a-b" into "a+(-b)".
1124 (vect_is_simple_reduction, vect_force_simple_reduction): New
1126 (vect_analyze_scalar_cycles_1): Use vect_force_simple_reduction.
1128 2010-05-10 H.J. Lu <hongjiu.lu@intel.com>
1129 Vladimir Makarov <vmakarov@redhat.com>
1131 PR rtl-optimization/44012
1132 * ira-build.c (remove_unnecessary_allocnos): Nullify
1133 regno_allocno_map of the removed allocno.
1135 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1137 * configure.ac (gcc_cv_ld_eh_gc_sections): Redirect objdump errors
1139 * configure: Regenerate.
1141 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1143 * config/sol2.c (solaris_assemble_visibility): Declare decl, vis
1145 Define visibility_types, name, type inside HAVE_GAS_HIDDEN.
1146 * configure.ac (gcc_cv_ld_hidden): Explain stages of visibility
1148 * configure: Regenerate.
1150 2010-05-10 Richard Guenther <rguenther@suse.de>
1152 * lto-symtab.c (lto_symtab_entry_marked_p): Make entry
1153 marked if the entry identifier is marked.
1155 2010-05-10 Richard Guenther <rguenther@suse.de>
1157 * c-common.c (struct c_common_attributes): Add fnspec attribute.
1158 (handle_fnspec_attribute): New function.
1159 * gimple.h (gimple_call_return_flags): Declare.
1160 (gimple_call_arg_flags): Likewise.
1161 * gimple.c (gimple_call_arg_flags): New function.
1162 (gimple_call_return_flags): Likewise.
1163 * tree.h (EAF_DIRECT, EAF_NOCLOBBER, EAF_NOESCAPE, EAF_UNUSED):
1165 (ERF_RETURN_ARG_MASK, ERF_RETURNS_ARG, ERF_NOALIAS): New function
1167 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Skip unused args.
1168 * tree-ssa-structalias.c (make_constraint_from_heapvar): Split
1170 (make_heapvar_for): ... this new function.
1171 (handle_rhs_call): Handle fnspec attribute argument specifiers.
1172 (handle_lhs_call): Likewise.
1173 (find_func_aliases): Adjust.
1175 2010-05-10 Richard Guenther <rguenther@suse.de>
1177 PR tree-optimization/44050
1178 * tree-inline.c (tree_function_versioning): Clone the ipa-pta flag.
1180 2010-05-10 Wei Guozhi <carrot@google.com>
1183 * config/arm/thumb2.md (thumb2_tlobits_cbranch): New insn pattern.
1185 2010-05-09 Joseph Myers <joseph@codesourcery.com>
1188 * c-typeck.c (lookup_field): Take a type directly. Update
1190 (build_component_ref): Update call to lookup_field.
1191 (set_init_label): Use lookup_field to find initialized field.
1192 Handle returned list of fields like a sequence of designators.
1194 2010-05-09 Richard Guenther <rguenther@suse.de>
1197 * fold-const.c (tree_single_nonzero_warnv_p): Properly
1198 handle &FUNCTION_DECL.
1200 2010-05-09 Joseph Myers <joseph@codesourcery.com>
1203 * c-decl.c (detect_field_duplicates_hash): New. Handle anonymous
1204 structures and unions recursively.
1205 (detect_field_duplicates): Move duplicate detection with a hash to
1206 detect_field_duplicates_hash. Always use a hash if anonymous
1207 structures or unions are present.
1208 * doc/extend.texi (Unnamed Fields): Document that duplicate fields
1211 2010-05-09 H.J. Lu <hongjiu.lu@intel.com>
1214 * config/i386/driver-i386.c (host_detect_local_cpu): Properly
1215 detect Atom, Core 2 and Core i7.
1217 2010-05-09 Richard Guenther <rguenther@suse.de>
1219 * gcc.c (store_arg): Handle temporary file deletion for
1222 2010-05-09 Richard Guenther <rguenther@suse.de>
1225 * ipa-inline.c (estimate_function_body_sizes): Return after
1226 disregarding inline limits.
1228 2010-05-09 Richard Guenther <rguenther@suse.de>
1230 * gcc.c (store_arg): Revert last change.
1232 2010-05-08 Sandra Loosemore <sandra@codesourcery.com>
1235 * tree-ssa-reassoc.c (eliminate_redundant_comparison): New function.
1236 (optimize_ops_list): Call it.
1238 2010-05-08 Richard Guenther <rguenther@suse.de>
1240 PR tree-optimization/44030
1241 * tree-ssa-pre.c (eliminate): Copy NECESSARY flag. Set
1242 NECESSARY flag if we propagate from a inserted expression.
1244 2010-05-08 Eric Botcazou <ebotcazou@adacore.com>
1246 * gimple.c (gimple_types_compatible_p) <ARRAY_TYPE>: Treat bounds of
1247 domain types as equal if they are both PLACEHOLDER_EXPRs.
1249 2010-05-08 Richard Guenther <rguenther@suse.de>
1251 * lto-wrapper.c (run_gcc): Remove linker output from
1252 command line for LTRANS invocation.
1254 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
1256 * config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*): Add
1257 lto-macho as lto_binary_reader.
1258 * target.h (struct gcc_target): New hooks lto_start and lto_end.
1259 * target-def.h (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Define.
1260 * cgraphunit.c (ipa_passes): Wrap LTO assembler output generation
1261 in lto_start and lto_end calls.
1262 (is_elf_or_coff): Rename to maybe_lto_object_file. Add Mach-O
1264 (scan_prog_file): Update is_elf_or_coff call.
1265 * doc/tm.text (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Document.
1267 * collect2.c (main): Fix enum comparison.
1269 * config/darwin-protos.h (darwin_asm_lto_start, darwin_asm_lto_end):
1271 * darwin9.h (LINK_COMMAND_SPEC): Pass -flto and -fwhopr to the linker.
1272 * darwin.h (LINK_COMMAND_SPEC): Likewise. Define TARGET_ASM_LTO_START
1273 and TARGET_ASM_LTO_END.
1274 * darwin.c: Include obstack.h and lto-streamer.h.
1275 (lto_section_names_offset, lto_section_names_obstack,
1276 lto_asm_out_file, lto_asm_out_name, saved_asm_out_file): New static
1278 (LTO_SEGMENT_NAME, LTO_NAMES_SECTION): New defines.
1279 (darwin_asm_lto_start): New function. Redirect output to asm_out_file
1280 to a temporary file.
1281 (darwin_asm_lto_end): New function. Restore asm_out_file.
1282 (darwin_asm_named_section): For LTO sections, replace the name with
1283 the offset of the section name in a string table, and build this
1285 (darwin_file_start): Initialize global vars for LTO support.
1286 (darwin_file_end): If output to asm_out_file was redirected, append it
1287 to the proper asm_out_file here. Add the section names section.
1289 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
1291 * c-pragma.c (pending_weak_d, pending_weak): New.
1292 (pending_weaks): Change the type to VEC((pending_weak,gc) *.
1293 (maybe_apply_pragma_weak, maybe_apply_pending_pragma_weaks,
1294 handle_pragma_weak): Update the uses of pending_weaks.
1296 2010-05-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1298 PR documentation/44016
1299 * doc/standards.texi (Standards): Link to unversioned
1300 cxx0x_status.html page.
1302 2010-05-07 Iain Sandoe <iains@gcc.gnu.org>
1305 * config/darwin-c.c (darwin_pragma_unused): Set DECL_READ_P
1306 in addition to TREE_USED, to avoid "set but unused" warnings.
1308 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
1310 * tree-ssa-loop-prefetch.c (TRIP_COUNT_TO_AHEAD_RATIO): New.
1311 (is_loop_prefetching_profitable): Do not insert prefetches
1312 when the trip count is not at least TRIP_COUNT_TO_AHEAD_RATIO
1313 times the prefetch ahead distance.
1315 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
1317 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable):
1318 Account for loop unrolling in the insn-to-prefetch ratio heuristic.
1319 (loop_prefetch_arrays): Pass to is_loop_prefetching_profitable
1322 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
1324 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable): Dump
1325 a diagnostic info when the insn-to-mem ratio is too small.
1327 2010-05-07 Richard Guenther <rguenther@suse.de>
1329 * gcc.c (LINK_COMMAND_SPEC): Provide a resolution file to
1331 (store_arg): Queue temp_filename for deletion instead of
1334 2010-05-07 Richard Guenther <rguenther@suse.de>
1336 * lto-wrapper.c (DUMPBASE_SUFFIX): Define.
1337 (run_gcc): Handle LTRANS phase invocation.
1338 * collect2.c (maybe_run_lto_and_relink): Do not set WPA_SAVE_LTRANS.
1340 2010-05-07 Jakub Jelinek <jakub@redhat.com>
1342 * tree.h (TREE_ADDRESSABLE): Adjust comment to say that
1343 this is also meaningful on PARM_DECLs and RESULT_DECLs.
1345 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1347 * config/mips/iris6.h (LINK_SPEC): Don't pass -init, -fini with -r.
1349 2010-05-07 Richard Guenther <rguenther@suse.de>
1351 PR tree-optimization/44020
1352 * tree-ssa-pre.c (execute_pre): Do not remove dead inserted
1353 code when PRE is not yet initialized.
1355 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1357 * config/mips/dbxmdebug.h: Remove.
1358 * config.gcc (mips-sgi-irix6.5*): Remove mips/dbxmdebug.h.
1360 2010-05-07 Shujing Zhao <pearly.zhao@oracle.com>
1362 * c-typeck.c (build_binary_op): Warn ordered comparison of pointer
1363 with null pointer and also warn about ordered comparison of zero with
1366 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
1368 * graphite-blocking.c
1369 (pbb_strip_mine_profitable_p): Replace Value with mpz_t.
1370 * graphite-clast-to-gimple.c
1371 (clast_to_gcc_expression): Same.
1372 (precision_for_value): Same.
1373 (precision_for_interval): Same.
1374 (gcc_type_for_interval): Same.
1375 (graphite_create_new_guard): Same.
1376 (compute_bounds_for_level): Same.
1377 (graphite_create_new_loop_guard): Same.
1378 * graphite-interchange.c
1379 (build_linearized_memory_access): Same.
1380 (pdr_stride_in_loop): Same.
1381 (memory_strides_in_loop_1): Same.
1382 (memory_strides_in_loop): Same.
1383 (extend_scattering): Same.
1384 (psct_scattering_dim_for_loop_depth): Same.
1385 (pbb_number_of_iterations): Same.
1387 (debug_iteration_domains): Same.
1389 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
1390 (ppl_set_inhomogeneous_gmp): Same.
1391 (ppl_strip_loop): Same.
1392 (ppl_lexico_compare_linear_expressions): Same.
1393 (ppl_read_polyhedron_matrix): Same.
1394 (ppl_max_for_le_pointset): Same.
1396 (ppl_read_polyhedron_matrix): Same.
1397 (tree_int_to_gmp): Same.
1398 (gmp_cst_to_tree): Same.
1399 (ppl_set_inhomogeneous): Same.
1400 (ppl_set_inhomogeneous_tree): Same.
1401 (ppl_set_coef): Same.
1402 (ppl_set_coef_tree): Same.
1403 * graphite-sese-to-poly.c
1404 (build_pbb_scattering_polyhedrons): Same.
1405 (build_scop_scattering): Same.
1406 (scan_tree_for_params_right_scev): Same.
1407 (scan_tree_for_params): Same.
1408 (find_params_in_bb): Same.
1409 (find_scop_parameters): Same.
1410 (add_upper_bounds_from_estimated_nit): Same.
1411 (build_loop_iteration_domains): Same.
1412 (add_condition_to_domain): Same.
1413 (pdr_add_memory_accesses): Same.
1415 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
1417 * graphite-blocking.c (pbb_strip_mine_profitable_p): Resolve
1418 CLooG's value_* macros to their respective mpz_* counterparts.
1419 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Same.
1420 (graphite_create_new_loop_guard): Same.
1421 * graphite-interchange.c (build_linearized_memory_access): Same.
1422 (pdr_stride_in_loop): Same.
1423 (memory_strides_in_loop_1): Same.
1424 (1st_interchange_profitable_p): Same.
1425 * graphite-poly.c (extend_scattering): Same.
1426 (psct_scattering_dim_for_loop_depth): Same.
1427 (pbb_number_of_iterations): Same.
1428 (pbb_number_of_iterations_at_time): Same.
1429 * graphite-poly.h (new_1st_loop): Same.
1430 * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Same.
1431 (oppose_constraint): Same.
1432 (insert_constraint_into_matrix): Same.
1433 (ppl_set_inhomogeneous_gmp): Same.
1434 (ppl_set_coef_gmp): Same.
1435 (ppl_strip_loop): Same.
1436 (ppl_lexico_compare_linear_expressions): Same.
1437 (ppl_max_for_le_pointset): Same.
1438 (ppl_min_for_le_pointset): Same.
1439 (ppl_build_realtion): Same.
1440 * graphite-ppl.h (gmp_cst_to_tree): Same.
1441 (ppl_set_inhomogeneous): Same.
1442 (ppl_set_inhomogeneous_tree): Same.
1443 (ppl_set_coef): Same.
1444 (ppl_set_coef_tree): Same.
1445 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
1446 (build_scop_scattering): Same.
1447 (add_value_to_dim): Same.
1448 (scan_tree_for_params_right_scev): Same.
1449 (scan_tree_for_params_int): Same.
1450 (scan_tree_for_params): Same.
1451 (find_params_in_bb): Same.
1452 (find_scop_parameters): Same.
1453 (add_upper_bounds_from_estimated_nit): Same.
1454 (build_loop_iteration_domains): Same.
1455 (create_linear_expr_from_tree): Same.
1456 (add_condition_to_domain): Same.
1457 (pdr_add_memory_accesses): Same.
1459 2010-05-06 Magnus Fromreide <magfr@lysator.liu.se>
1460 Jason Merrill <jason@redhat.com>
1462 * c-common.c (c_common_reswords): Add nullptr.
1463 * c-common.h: Add RID_NULLPTR. Reorganize C++0x rids.
1464 * dwarf2out.c (is_base_type): Handle NULLPTR_TYPE.
1465 (gen_type_die_with_usage): Likewise.
1466 * dbxout.c (dbxout_type): Likewise.
1467 * sdbout.c (plain_type_1): Likewise.
1469 2010-05-06 Jason Merrill <jason@redhat.com>
1471 * gimplify.c (gimplify_expr): Set GS_ALL_DONE when appropriate.
1472 Don't change GS_OK to GS_ALL_DONE. Make sure that all cases set
1474 (gimplify_compound_lval): Return GS_ALL_DONE as appropriate.
1476 * gimplify.c (gimplify_modify_expr_rhs): Don't return GS_OK for
1477 stripping WITH_SIZE_EXPR.
1478 (gimplify_expr) [MODIFY_EXPR]: Trust GS_OK even if the rhs didn't
1481 2010-05-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1483 * config.gcc: Removed mips-sgi-irix5*, mips-sgi-irix6.[0-4]* from
1484 list of obsolete configurations.
1485 Disabled check for obsolete configurations.
1486 (mips-sgi-irix[56]*): Restrict to mips-sgi-irix6.5*.
1487 Removed support for previous versions.
1488 * config/mips/iris.h: Removed.
1489 * config/mips/iris5.h: Removed.
1490 * config/mips/iris6.h: Merged old iris.h contents.
1491 (TARGET_IRIX): Removed.
1492 (DRIVER_SELF_SPECS): Removed mabi=32.
1493 (IDENT_ASM_OP): Removed undef.
1494 (STARTFILE_SPEC): Removed mabi=32.
1495 (ENDFILE_SPEC): Likewise.
1496 (IRIX_SUBTARGET_LINK_SPEC): Likewise.
1497 (MACHINE_TYPE): Update for IRIX 6.5.
1498 * config/mips/mips.c (mips_build_builtin_va_list): Replaced
1499 TARGET_IRIX by TARGET_IRIX6.
1500 (mips_file_start): Likewise.
1501 (mips_output_external): Remove IRIX 5/6 O32 support.
1502 (mips_output_function_prologue): Likewise.
1503 * config/mips/mips.h (TARGET_GPWORD): Replaced TARGET_IRIX by
1505 (TARGET_CPU_CPP_BUILTINS): Likewise.
1506 (TARGET_IRIX): Removed.
1507 * config/mips/t-iris6 (MULTILIB_OPTIONS): Removed mabi=32.
1508 (MULTILIB_DIRNAMES): Removed 32.
1509 (MULTILIB_OSDIRNAMES): Removed ../lib.
1510 * doc/install.texi (Prerequisites): Don't reference IRIX before 6.5.
1511 (Specific, mips-sgi-irix5): Document removal.
1512 (Specific, mips-sgi-irix6): Document IRIX 6.[0-4] and O32 ABI removal.
1513 Remove references to older IRIX 6 releases and the O32 ABI.
1515 2010-05-06 Jakub Jelinek <jakub@redhat.com>
1518 * df-problems.c (dead_debug_insert_before): Use *DF_REF_REAL_LOC
1519 instead of DF_REF_REAL_REG.
1521 2010-05-06 Dave Korn <dave.korn.cygwin@gmail.com>
1524 * config/i386/winnt.c (i386_pe_binds_local_p): Tweak weak symbol
1525 handling to still return true for x64 targets.
1527 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
1529 * config/m68k/uclinux.h (LIB_SPEC): Bring in sync with config/linux.h.
1531 2010-05-06 Jan Hubicka <jh@suse.cz>
1533 PR tree-optimization/43791
1534 * ipa-inline.c (update_caller_keys): Remove bogus
1535 disregard_inline_limits check.
1537 2010-05-06 Michael Matz <matz@suse.de>
1539 PR tree-optimization/43984
1540 * tree-ssa-pre.c (inserted_phi_names): Remove.
1541 (inserted_exprs): Change to bitmap.
1542 (create_expression_by_pieces): Set bits, don't append to vector.
1543 (insert_into_preds_of_block): Don't handle inserted_phi_names.
1544 (eliminate): Don't look at inserted_phi_names, remove deleted
1545 insns from inserted_exprs.
1546 (remove_dead_inserted_code): Adjust to use bitmaps instead of vectors.
1547 (init_pre, fini_pre): Allocate and free bitmaps.
1548 (execute_pre): Insert insns on edges before elimination.
1550 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
1552 * tree.c (initializer_zerop): Handle STRING_CST.
1554 2010-05-06 Manuel López-Ibáñez <manu@gcc.gnu.org>
1557 * doc/invoke.texi (Wimplicit): Document as C only.
1558 * opts.c (common_handle_option): Add argument kind.
1559 (handle_option): Rename as read_cmdline_option. Factor out code to...
1560 (handle_option): ... here. New.
1561 (handle_options): Rename as read_cmdline_options.
1562 (decode_options): Update call.
1563 (set_option): Use option index instead of option pointer. Classify
1564 diagnostics correctly.
1565 (enable_warning_as_error): Call handle_option.
1566 * opts.h (set_option): Update declaration.
1567 (handle_option): Declare.
1568 * langhooks.h (struct lang_hooks): Add argument kind to handle_option.
1569 * c.opt (Wimplicit,Wimplicit-int): Initialize to -1.
1570 * c-opts.c (set_Wimplicit): Delete.
1571 (c_family_lang_mask): New static constant.
1572 (c_common_handle_option): Add argument kind. Use handle_option
1573 instead of set_Wimplicit.
1574 (c_common_post_options): warn_implicit and warn_implicit_int
1575 are disabled by default.
1576 * c-common.c (warn_implicit): Do not define here.
1577 * c-common.h (warn_implicit): Do not declare here.
1578 (c_common_handle_option): Update declaration.
1579 * lto-opts.c (lto_reissue_options): Update call to set_option.
1581 2010-05-06 Richard Guenther <rguenther@suse.de>
1583 PR tree-optimization/43571
1584 * domwalk.c (walk_dominator_tree): Walk the dominator
1585 sons in more optimal order.
1587 2010-05-06 Richard Guenther <rguenther@suse.de>
1589 PR tree-optimization/43934
1590 * tree-ssa-loop-im.c (movement_possibility): Handle PHI nodes.
1591 (stmt_cost): Likewise.
1592 (extract_true_false_args_from_phi): New helper.
1593 (determine_max_movement): For PHI nodes verify we can hoist them
1594 and compute their cost.
1595 (determine_invariantness_stmt): Handle PHI nodes.
1596 (move_computations_stmt): Likewise. Hoist PHI nodes in
1597 if-converted form using COND_EXPRs.
1598 (move_computations): Return TODO_cleanup_cfg if we hoisted PHI nodes.
1599 (tree_ssa_lim): Likewise.
1600 * tree-flow.h (tree_ssa_lim): Adjust prototype.
1601 * tree-ssa-loop.c (tree_ssa_loop_im): Return todo.
1603 2010-05-06 Richard Guenther <rguenther@suse.de>
1605 PR tree-optimization/43987
1606 * tree-ssa-structalias.c (could_have_pointers): For possibly
1607 address-taken variables force pointers to be recorded.
1608 (create_variable_info_for_1): Likewise.
1609 (push_fields_onto_fieldstack): Pass in wheter all fields
1611 (find_func_aliases): Query types instead of vars whether
1612 they contain pointers where appropriate.
1614 2010-05-06 Jan Hubicka <jh@suse.cz>
1616 * cgraphbuild.c (record_reference_ctx): Add varpool_node.
1617 (record_reference, mark_address, mark_load, mark_store): Record
1619 (record_references_in_initializer): Update call of record_references.
1620 (rebuild_cgraph_edges): Remove all references before rebuiding.
1621 * cgraph.c (cgraph_create_node): Clear ref list.
1622 (cgraph_remove_node): Remove references.
1623 (dump_cgraph_node): Dump references.
1624 (cgraph_clone_node): Clone references.
1625 * cgraph.h: Include ipa-ref.h and ipa-ref-inline.h
1626 (struct cgraph_node, varpool_node): Add ref_lst.
1627 * ipa-ref.c: New file.
1628 * ipa-ref.h: New file.
1629 * ipa-ref-inline.h: New file.
1630 * lto-cgraph.c (output_varpool): Take cgrag node set argument.
1631 (referenced_from_other_partition_p): New function.
1632 (lto_output_varpool_node): Take set arugment; call
1633 referenced_from_other_partition.
1634 (lto_output_ref): New.
1635 (add_references): New.
1637 (output_cgraph): Compute boundary based on references; output refs.
1638 (output_varpool): Accept cgraph_node_set argument.
1641 (input_cgraph): Call input_refs.
1642 * lto-section-in.c (lto_section_name): Add refs.
1643 * Makefile.in: (cgraph.h): Include ipa-ref.h and ipa-ref-inline.h
1644 (ipa-ref.o): New file.
1645 * varpool.c (varpool_node): Clear ipa ref list.
1646 (varpool_remove_node): Remove references.
1647 (dump_varpool_node): Dump references.
1648 (varpool_assemble_decl): Only compile finalized ones.
1649 (varpool_extra_name_alias): Initialize ref list.
1650 * lto-streamer.c (lto-get_section_name): Add .refs section.
1651 * lto-streamer.h (lto_section_type): Add LTO_section_refs.
1652 (referenced_from_other_partition_p): Declared.
1654 2010-05-06 Ira Rosen <irar@il.ibm.com>
1656 PR tree-optimization/43901
1657 * tree-vect-stmts.c (vectorizable_call): Assert that vector
1658 type is not NULL if it's transformation phase, and return
1659 FALSE if it's analysis.
1660 (vectorizable_conversion, vectorizable_operation,
1661 vectorizable_type_demotion, vectorizable_type_promotion): Likewise.
1663 2010-05-05 Andrew Pinski <andrew.pinski@caviumnetworks.com>
1665 * config/mips/mips.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
1667 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
1669 * config/mips/mips-protos.h
1670 (mips_small_register_classes_for_mode_p): Delete prototype.
1672 2010-05-06 Bernd Schmidt <bernds@codesourcery.com>
1674 * config/arm/arm.h (MAX_LDM_STM_OPS): New macro.
1675 * config/arm/arm.c (multiple_operation_profitable_p,
1676 compute_offset_order): New static functions.
1677 (load_multiple_sequence, store_multiple_sequence): Use them.
1678 Replace constant 4 with MAX_LDM_STM_OPS. Compute order[0] from
1679 memory offsets, not register numbers.
1680 (emit_ldm_seq, emit_stm_seq): Replace constant 4 with MAX_LDM_STM_OPS.
1682 2010-05-05 Steven Bosscher <steven@gcc.gnu.org>
1684 * stor-layout.c (pending_sizes): Change the type to VEC(tree,gc) *.
1685 (get_pending_sizes, put_pending_size, put_pending_sizes):
1686 Update the uses of pending_sizes.
1687 * c-decl.c (store_parm_decls): Likewise.
1688 * c-tree.h (struct c_arg_info): Likewise.
1689 * tree.h: Update the prototype for get_pending_sizes and
1692 2010-05-05 Jason Merrill <jason@redhat.com>
1695 * c-common.c (handle_aligned_attribute): Respect
1696 ATTR_FLAG_TYPE_IN_PLACE.
1699 * target.h (struct gcc_target): Add attribute_takes_identifier_p.
1700 * target_def.h (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
1701 (TARGET_INITIALIZER): Use it.
1702 * c-common.c (attribute_takes_identifier_p): Call it.
1703 * c-common.h: Update prototype.
1704 * config/rs6000/rs6000.c (rs6000_attribute_takes_identifier_p): New.
1705 (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
1707 2010-05-05 Jakub Jelinek <jakub@redhat.com>
1710 * dwarf2out.c (gen_compile_unit_die): Add DW_AT_identifier_case
1711 DW_ID_down_case for Fortran compilation units.
1713 2010-05-05 Jan Hubicka <jh@suse.cz>
1715 * lto-cgraph.c (lto_output_varpool_node, input_varpool_node): Correctly
1718 2010-05-05 Eric Botcazou <ebotcazou@adacore.com>
1720 * gimplify.c (gimplify_return_expr): Gimplify the size expressions of
1721 a variable-sized RESULT_DECL.
1723 2010-05-05 Maxim Kuvyrkov <maxim@codesourcery.com>
1725 * doc/invoke.texi (-mfix-cortex-m3-ldrd): Move from ARC section to ARM.
1727 2010-05-05 Jason Merrill <jason@redhat.com>
1730 * gimplify.c (gimplify_expr): Keep working if gimplify_modify_expr
1732 (gimplify_modify_expr_rhs): Return GS_OK if anything changed.
1734 2010-05-05 Alexandre Oliva <aoliva@redhat.com>
1735 Jakub Jelinek <jakub@redhat.com>
1738 * df-problems.c (struct dead_debug_use, struct dead_debug): New.
1739 (dead_debug_init, dead_debug_finish): New functions.
1740 (dead_debug_add, dead_debug_insert_before): Likewise.
1741 (df_note_bb_compute): Initialize a dead_debug object, add dead
1742 debug uses to it, insert debug bind insns before death insns,
1743 reset debug insns that refer to pending uses at the end.
1744 * rtl.h (make_debug_expr_from_rtl): New prototype.
1745 * varasm.c (make_debug_expr_from_rtl): New function.
1747 2010-05-05 Jan Hubicka <jh@suse.cz>
1749 * lto-cgraph.c (output_varpool): Forward declare; work on encoder.
1750 (lto_varpool_encoder_new, lto_varpool_encoder_delete,
1751 lto_varpool_encoder_encode, lto_varpool_encoder_lookup,
1752 lto_varpool_encoder_deref, lto_varpool_encoder_size,
1753 lto_varpool_encoder_encode_initializer_p,
1754 lto_set_varpool_encoder_encode_initializer): New functions.
1755 (lto_output_cgraph): Take vset parameter too; compute varpool encoder;
1756 call output_varpool.
1757 (input_varpool_node): Do not always set analyzed.
1758 (input_cgraph_1): Return vector of cgraph nodes.
1759 (input_varpool_1): Return vector of varpools.
1760 (input_cgraph): Free the vectors.
1761 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
1762 output only initializers needed.
1763 (lto_output): Only call output_cgraph.
1764 (produce_asm_for_decls): Call lto_varpool_encoder_delete.
1765 * lto-section-out.c (lto_new_out_decl_state): Initialize
1766 state->varpool_node_encoder.
1767 * lto-streamer.h (lto_varpool_encoder_d): New.
1768 (lto_out_decl_state, lto_file_decl_data): Add varpool_node_encoder.
1769 (lto_cgraph_encoder_delete, output_cgraph): Update prototype.
1770 (lto_varpool_encoder_deref, lto_varpool_encoder_lookup,
1771 lto_varpool_encoder_encode, lto_varpool_encoder_delete,
1772 lto_varpool_encoder_encode_initializer_p, lto_varpool_encoder_new):
1774 (output_varpool, input_varpool): Remove declarations.
1776 2010-05-05 Jan Hubicka <jh@suse.cz>
1778 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Alias of variable
1779 with body can prevail.
1781 2010-05-05 Jan Hubicka <jh@suse.cz>
1783 * lto-symtab.c (lto_symtab_merge_decls_1): Prefer declarations with
1786 2010-05-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1788 * Makefile.in (build/gengtype.o): Add $(HASHTAB_H) to dependencies.
1790 * gengtype.h (erro_at_line): Constify pos argument.
1792 * gengtype.c: Include hashtab.h.
1793 (enum gc_used): Document GC_MAYBE_POINTED_TO.
1794 (error_at_line): Constify pos argument.
1795 (do_typedef): Initialize p->opt field.
1796 (get_file_gtfilename): Fix comment typo.
1797 (struct walk_type_data): Constify line field.
1798 (get_output_file_for_structure): New function.
1799 (write_local_func_for_structure): Constify orig_s argument.
1800 Use get_output_file_for_structure.
1801 (write_func_for_structure): Use get_output_file_for_structure.
1802 (INDENT): New define.
1803 (dump_pair, dump_type, dump_type_list, dump_typekind)
1804 (dump_gc_used, dump_options, dump_fileloc, dump_type_u_s)
1805 (dump_type_u_a, dump_type_u_param_struct, dump_everything): New
1807 (seen_types): New variable.
1808 (main): New variable do_dump. Process "-d" command line option.
1809 Call dump_everything if dump requested.
1811 2010-05-05 Jakub Jelinek <jakub@redhat.com>
1813 * var-tracking.c (var_debug_decl): Save DECL_DEBUG_EXPR value
1814 in a temporary instead of invoking the macro multiple times.
1815 (track_expr_p): Likewise.
1817 2010-05-04 Neil Vachharajani <nvachhar@google.com>
1819 * doc/invoke.texi (-Wcoverage-mismatch): Updated documentation as
1821 * opts.c (decode_options): Enable -Werror=coverage-mismatch.
1822 * coverage.c (get_coverage_counts): Always emit a warning. Adjust
1823 conditions for printing notes.
1824 * common.opt (-Wcoverage-mismatch): Allow negative, default to
1825 true, update documentation.
1826 * Makefile.in (coverage.o): Add dependence on DIAGNOSTIC_H and intl.h.
1828 2010-05-04 Jakub Jelinek <jakub@redhat.com>
1831 * c-parser.c (c_parser_direct_declarator_inner): Call mark_exp_read
1834 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
1837 * config/i386/i386.md (sse_prologue_save): Clobber CC register.
1838 (*sse_prologue_save_insn1): Likewise.
1839 (SSE prologue save splitter): Likewise.
1841 2010-05-04 Eric Botcazou <ebotcazou@adacore.com>
1843 * tree.c (free_lang_data_in_one_sizepos): New inline function.
1844 (free_lang_data_in_type): Call it on TYPE_{MIN|MAX}_VALUE of numerical
1845 types. Call it on TYPE_SIZE and TYPE_SIZE_UNIT of all types.
1846 (free_lang_data_in_decl): Call it on DECL_SIZE and DECL_SIZE_UNIT of
1847 all decls. Call it on DECL_FIELD_OFFSET of fields.
1848 (find_decls_types_r): Follow DECL_VALUE_EXPR.
1849 (iterative_hash_expr) <PLACEHOLDER_EXPR>: New case.
1851 2010-05-04 Martin Jambor <mjambor@suse.cz>
1853 * tree-sra.c (build_access_from_expr_1): The first parameter type
1854 changed to simple tree.
1855 (build_access_from_expr): Likewise, gsi parameter was eliminated.
1856 (scan_assign_result): Renamed to assignment_mod_result, enum elements
1858 (build_accesses_from_assign): Removed all parameters except for a
1859 simple gimple statement. Now returns a simple bool.
1860 (scan_function): All non-analysis parts moved to separate functions
1861 sra_modify_function_body and ipa_sra_modify_function_body. Removed all
1862 parameters and updated both callers.
1863 (sra_modify_expr): Removed parameter data.
1864 (sra_modify_function_body): New function.
1865 (perform_intra_sra): Call sra_modify_function_body to modify the
1867 (replace_removed_params_ssa_names): Parameter data changed into
1869 (sra_ipa_modify_expr): Likewise. Also removed unused parameter gsi and
1870 changed the parameter dont_convert to convert with the opposite
1872 (sra_ipa_modify_assign): Parameter data changed into adjustments
1873 vector, return value changed to bool.
1874 (ipa_sra_modify_function_body): New function.
1875 (sra_ipa_reset_debug_stmts): Updated a comment.
1876 (modify_function): Use ipa_sra_modify_function_body to modify function
1879 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
1882 * alias.c (true_dependence): Handle the same VALUE in x and mem.
1883 (canon_true_dependence): Likewise.
1884 (write_dependence_p): Likewise.
1886 2010-05-04 Jan Hubicka <jh@suse.cz>
1888 * Makefile.in (cgraphbuild.o): Add dependency on ipa-utils.h
1889 * cgraphbuild.c: Include ipa-utils.h
1890 (record_reference_ctx): New struct.
1891 (record_reference): Simplify to work on initializers; not statements.
1892 (mark_address, mark_load, mark_store): New.
1893 (build_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
1895 (record_references_in_initializer): Update use of record_reference.
1896 (rebuild_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
1899 2010-05-04 Jan Hubicka <jh@suse.cz>
1901 * lto-symtab.c (lto_cgraph_replace_node): Do not remove edges;
1902 node will be removed anyway.
1903 (lto_varpool_replace_node): Allow also unanalyzed nodes;
1904 relink aliases of node into prevailing node.
1905 * varpool.c (varpool_remove_node): Remove aliases properly;
1906 when removing node, remove all its aliases too; remove DECL_INITIAL
1907 of removed node; ggc_free the varpool node.
1909 2010-05-04 Richard Guenther <rguenther@suse.de>
1911 PR tree-optimization/43879
1912 * tree-ssa-structalias.c (alias_get_name): Use
1913 DECL_ASSEMBLER_NAME if available.
1914 (create_function_info_for): Return the varinfo node.
1915 (ipa_pta_execute): Associate same-body aliases and extra names
1916 with their origin nodes varinfo. Dump DECL_ASSEMBLER_NAME.
1918 2010-05-04 Kaz Kojima <kkojima@gcc.gnu.org>
1920 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Remove static.
1922 2010-05-04 Mikael Pettersson <mikpe@it.uu.se>
1925 * ira-color.c (assign_hard_reg): Declare rclass and add_cost
1926 only if HONOR_REG_ALLOC_ORDER is not defined.
1928 2010-05-04 Richard Guenther <rguenther@suse.de>
1930 PR tree-optimization/43949
1931 * tree-vrp.c (extract_range_from_binary_expr): Only handle
1934 2010-04-26 Jason Merrill <jason@redhat.com>
1936 * c.opt (-fstrict-enums): New.
1937 * doc/invoke.texi (C++ Dialect Options): Document -fstrict-enums.
1939 2010-05-03 David Ung <davidu@mips.com>
1940 James E. Wilson <wilson@codesourcery.com>
1942 * config/mips/mips.c (mips_output_division): If GENERATE_DIVIDE_TRAPS,
1943 emit the trap instruction before the divide for TUNE_74K.
1945 2010-05-03 Steven Bosscher <steven@gcc.gnu.org>
1947 * doc/tm.texi (defmac SMALL_REGISTER_CLASSES): Remove.
1948 (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Add documentation,
1949 based on the above, for new target hook.
1951 * hooks.c (hook_bool_mode_true): New generic hook.
1952 * hooks.h (hook_bool_mode_true): Add prototype.
1954 * target.h (struct gcc_target): Add small_register_classes_for_mode_p
1956 * target-def.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): New default
1957 target hook, set to hook_bool_mode_false.
1958 * regs.h: Remove default definition of SMALL_REGISTER_CLASSES.
1959 * reload.c (push_secondary_reload): Replace SMALL_REGISTER_CLASSES
1960 with targetm.small_register_classes_for_mode_p.
1961 (find_reusable_reload): Likewise.
1962 (combine_reloads): Likewise.
1963 * reload1.c (reload_as_needed): Likewise.
1964 * cse.c (approx_reg_cost_1, hash_rtx_cb): Likewise.
1965 * ifcvt.c (noce_process_if_block, check_cond_move_block,
1966 dead_or_predicable): Likewise.
1967 * regmove.c (optimize_reg_copy_1): Likewise.
1968 * calls.c (prepare_call_address): Likewise.
1969 (precompute_register_parameters): Likewise.
1971 * config/sh/sh.h: Replace SMALL_REGISTER_CLASSES with new target
1973 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Add
1974 implementation of the hook that considers all register classes
1975 small except for SH64.
1976 (sh_override_options): Use the new hook.
1977 * config/sh/sh-protos.h (sh_small_register_classes_for_mode_p):
1980 * config/arm/arm.h: Replace SMALL_REGISTER_CLASSES with new target
1982 * config/arm/arm.c (arm_small_register_classes_for_mode_p): Add
1983 implementation of the hook that considers all register classes
1985 * config/arm/arm-protos.h (arm_small_register_classes_for_mode_p):
1988 * config/mips/mips.h: Replace SMALL_REGISTER_CLASSES with new target
1990 * config/mips/mips.c (mips_small_register_classes_for_mode_p): Add
1991 implementation of the hook that considers all register classes
1993 * config/mips/mips-protos.h (mips_small_register_classes_for_mode_p):
1996 * config/i386/i386.h: Replace SMALL_REGISTER_CLASSES with new target
1998 * config/m32c/m32c.h: Likewise.
1999 * config/pdp11/pdp11.h: Likewise.
2000 * config/avr/avr.h: Likewise.
2001 * config/xtensa/xtensa.h: Likewise.
2002 * config/m68hc11/m68hc11.h: Likewise.
2003 * config/mn10300/mn10300.h: Likewise.
2004 * config/mcore/mcore.h: Likewise.
2005 * config/h8300/h8300.h: Likewise.
2006 * config/bfin/bfin.h: Likewise.
2008 * config/iq2000/iq2000.h: Remove SMALL_REGISTER_CLASSES definition.
2009 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES definition.
2011 2010-05-03 Anatoly Sokolov <aesok@post.ru>
2013 * double-int.h (tree_to_double_int): Remove macro.
2014 (double_int_to_tree, double_int_fits_to_tree_p): Move prototypes ...
2015 * tree.h (double_int_to_tree, double_int_fits_to_tree_p): ... here.
2016 (tree_to_double_int): New function.
2017 * double-int.c (double_int_to_tree, double_int_fits_to_tree_p):
2019 * tree.c (double_int_to_tree, double_int_fits_to_tree_p): ... here.
2021 2010-05-03 Richard Guenther <rguenther@suse.de>
2023 PR tree-optimization/43971
2024 * tree-ssa-structalias.c (get_constraint_for_1): Fix
2025 constraints in the !flag_delete_null_pointer_checks case.
2027 2010-05-03 Jakub Jelinek <jakub@redhat.com>
2030 * config/i386/i386.c (ix86_delegitimize_address): Make sure the
2031 result mode matches original rtl mode.
2033 2010-05-03 Dave Korn <dave.korn.cygwin@gmail.com>
2036 * config/i386/winnt.c (i386_pe_binds_local_p): Handle weak decls.
2038 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
2040 * config/i386/i386.c (ix86_target_string): Output 'flags', not 'isa',
2041 when processing flag options.
2043 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
2045 * gcov-iov.c (main): Change format string placeholder
2046 from %#08x to 0x%08x.
2047 * genchecksum.c (dosum): Change format string placeholder
2048 from %#02x to 0x%02x.
2050 2010-05-02 Richard Guenther <rguenther@suse.de>
2052 PR tree-optimization/43879
2053 * tree-tailcall.c (find_tail_calls): Clobbers also prevent tail calls.
2055 2010-05-02 Bruno Haible <bruno@clisp.org>
2057 * doc/extend.texi (Function Attributes): Fix a typo.
2059 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
2062 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Change format string
2063 placeholder from 0x%x to %#x.
2064 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
2065 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
2066 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
2067 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
2068 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
2069 * config/i386/i386.c (ix86_target_string): Ditto.
2070 * config/i386/i386.c (output_pic_addr_const): Ditto.
2071 (print_operand): Ditto.
2073 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
2075 * vmsdbgout.c (ASM_OUTPUT_DEBUG_DATA1): Change format string
2076 placeholder from 0x%x to %#x.
2077 (ASM_OUTPUT_DEBUG_DATA1): Ditto.
2078 (ASM_OUTPUT_DEBUG_DATA4): Ditto.
2079 (ASM_OUTPUT_DEBUG_DATA): Ditto.
2080 (ASM_OUTPUT_DEBUG_ADDR_DATA): Ditto.
2081 (ASM_OUTPUT_DEBUG_DATA8): Ditto.
2082 * optc-gen.awk: Ditto.
2083 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Ditto.
2084 (HOST_WIDE_INT_PRINT_HEX): Ditto.
2085 (HOST_WIDEST_INT_PRINT_HEX): Ditto.
2086 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
2088 2010-05-01 Anatoly Sokolov <aesok@post.ru>
2090 * target.h (struct calls): Add function_value_regno_p field.
2091 * target-def.h (TARGET_FUNCTION_VALUE_REGNO_P): Define.
2092 (TARGET_INITIALIZER): Use TARGET_FUNCTION_VALUE_REGNO_P.
2093 * targhooks.c (default_function_value_regno_p): New function.
2094 * targhooks.h (default_function_value_regno_p): Declare function.
2095 * rtlanal.c (keep_with_call_p): Use function_value_regno_p hook.
2096 * builtins.c. (apply_result_size): (Ditto.).
2097 * combine.c. (likely_spilled_retval_p): (Ditto.).
2098 * mode-switching.c. Include 'target.h'.
2099 (create_pre_exit): Use function_value_regno_p hook.
2100 * Makefile.in (mode-switching.o): Add dependency on TARGET_H.
2101 * doc/tm.texi (FUNCTION_VALUE_REGNO_P,
2102 TARGET_FUNCTION_VALUE_REGNO_P): Revise documentation.
2104 * config/i386/i386.h (TARGET_FUNCTION_VALUE_REGNO_P): Remove macro.
2105 * config/i386/i386.c (TARGET_FUNCTION_VALUE_REGNO_P): Define macro.
2106 (ix86_function_value_regno_p): Declare as static, change argument
2107 type to const unsigned int.
2108 * config/i386/i386-protos.h (ix86_function_value_regno_p): Remove.
2110 2010-05-01 Richard Guenther <rguenther@suse.de>
2112 PR tree-optimization/43949
2113 * tree-vrp.c (ssa_name_nonnegative_p): Return true for unsigned
2115 (extract_range_from_binary_expr): Handle *_MOD_EXPR.
2117 2010-05-01 Anatoly Sokolov <aesok@post.ru>
2119 * rtl.h (CONST_DOUBLE_P): Define.
2120 (rtx_to_double_int): Declare.
2121 * emit-rtl.c (rtx_to_double_int): New function.
2122 * dwarf2out.c (insert_double): New function.
2123 (loc_descriptor, add_const_value_attribute): Clean up, use
2124 rtx_to_double_int and insert_double functions.
2126 2010-05-01 Jonathan Wakely <jwakely.gcc@gmail.com>
2128 * doc/extend.texi (Inline): Add missing return keyword to examples.
2129 (Function Attributes, Variable Attributes, Pragmas): Hyphenate
2132 2010-04-30 Eric Botcazou <ebotcazou@adacore.com>
2134 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check the alignment of
2135 the variable part of the offset as well. Use highest_pow2_factor for
2136 all alignment checks.
2138 2010-04-30 Richard Guenther <rguenther@suse.de>
2140 PR tree-optimization/43879
2141 * tree-ssa-structalias.c (type_could_have_pointers): Functions
2144 2010-04-30 Jan Hubicka <jh@suse.cz>
2146 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Chose var with
2148 (lto_symtab_merge_decls_1): Remove logic looking for an initializer.
2150 2010-04-30 Jan Hubicka <jh@suse.cz>
2152 * cgraph.h (cgraph_node_set_nonempty_p, varpool_node_set_nonempty_p):
2154 * lto-cgraph.c (input_cgraph): Remove call to lto_mark_file_for_ltrans.
2155 * lto-streamer.h (lto_file_decl_data): Remove needs_ltrans_p.
2156 (lto_file_needs_ltrans_p, lto_mark_file_for_ltrans,
2157 cgraph_node_set_needs_ltrans_p): Remove.
2159 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
2161 * sdbout.c: Include vec.h, do not include varray.h.
2162 (deferred_global_decls, sdbout_global_decl,
2163 sdbout_finish, sdbout_init): Use VEC instead of VARRAY.
2164 * toplev.c: Do not include varray.h.
2165 (dump_memory_report): Do not dump VARRAY statistics.
2166 * gengtype.c (open_base_file): Ignore varray.h.
2167 * Makefile.in: Update for abovementioned changes.
2168 Remove all traces of varray.c and varray.h.
2169 * varray.c: Remove file.
2170 * varray.h: Remove file.
2172 2010-04-30 Jan Hubicka <jh@suse.cz>
2174 * lto-cgraph.c (lto_output_varpool_node): Always output constant pool
2177 2010-04-30 Jan Hubicka <jh@suse.cz>
2179 * tree-profile.c (tree_init_ic_make_global_vars): Mark new decls as
2182 2010-04-30 Richard Guenther <rguenther@suse.de>
2184 * tree-ssa-structalias.c (get_constraint_for_1): Generate
2185 constraints for CONSTRUCTOR.
2187 2010-04-30 Richard Guenther <rguenther@suse.de>
2190 * passes.c (init_optimization_passes): Move pass_ipa_free_lang_data
2191 first after all lowering passes.
2193 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
2195 * toplev.c: Include varray.h for statistics dumping.
2196 * tree.h: Do not declare varray_head_tag.
2197 * tree-into-ssa.c, tree-ssa-uninit.c, tree-phinodes.c, omega.c,
2198 regs.h, lto-cgraph.c, tree-ssa-loop-ivopts.c, tree-nomudflap.c,
2199 c-objc-common.c, lto-streamer-out.c, tree-ssa-propagate.c,
2200 gimple-low.c, c-semantics.c, dwarf2out.c, lto-streamer-in.c,
2201 lto-section-in.c, alias.c, tree-if-conv.c, gimplify.c, ggc-zone.c,
2202 tree-ssa.c, tree-ssa-loop-prefetch.c, integrate.h, c-gimplify.c,
2203 c-common.c, c-common.h, reg-stack.c, basic-block.h,
2204 tree-ssa-structalias.c, lto-section-out.c, tree-ssanames.c: Do not
2206 * Makefile.in: Update for abovementioned changes.
2208 2010-04-30 Jakub Jelinek <jakub@redhat.com>
2211 * tree.c (auto_var_in_fn_p): Return false for DECL_EXTERNAL vars.
2213 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
2215 * config/picochip/picochip.c (picochip_legitimize_address): Define.
2216 Use this function to do machine-specific conversion.
2217 (picochip_legitimize_reload_address): Likewise.
2218 (picochip_legitimate_address_p): Check valid base register only if
2220 (picochip_check_conditional_copy): Check for modw only if opnd is
2222 * config/picochip/picochip.h (LEGITIMIZE_RELOAD_ADDRESS): Use this
2223 to call the function in c.
2224 * config/picochip/picochip-protos.h
2225 (picochip_legitimize_reload_address): Define.
2226 * config/picochip/picochip.md (supported_compare1): Define.
2228 2010-04-30 Jan Hubicka <jh@suse.cz>
2230 * cgraph.h (cgraph_local_info): Remove for_functions_valid.
2231 (cgraph_global_info): Remove inlined.
2232 (LTO_cgraph_tag_names): Remove.
2233 (LTO_cgraph_tags, LCC_NOT_FOUND): Move to ...
2234 * lto-cgraph.c (LTO_cgraph_tags, LCC_NOT_FOUND): ... here;
2235 simplify cgraph tags and document.
2236 (lto_output_node): Use only LTO_cgraph_unavail_node and
2237 LTO_cgraph_analyzed_node; Do not save analzed, reachable,
2238 for_functions_valid, global info, process and output flags.
2239 (input_overwrite_node): Initialize estimated stack size and
2240 estimated growth. Do not read flags we no longer store.
2241 (input_node): Likewise do not read info no longer stored.
2242 * ipa-inline.c (cgraph_mark_inline_edge): Do not set global.inlined
2245 2010-04-30 Richard Guenther <rguenther@suse.de>
2247 PR tree-optimization/43879
2248 * tree-ssa-structalias.c (get_constraint_for_1): Properly
2249 handle non-zero initializers.
2251 2010-04-30 Richard Guenther <rguenther@suse.de>
2253 * builtins.c (fold_builtin_1): Delete free (0).
2255 2010-04-29 Jan Hubicka <jh@suse.cz>
2257 * gengtype.c (open_base_files): Add lto-streamer.h
2258 * cgraph.h (cgraph_local_info): lto_file_data is now in GGC.
2259 (pass_ipa_cp): GGC collect.
2260 * toplev. (compile_file): Do not output symbols.
2261 * ipa-inline.c (pass_ipa_inline): Add ggc collect.
2262 * timevar.def (TV_VARPOOL, TV_IPA_LTO_DECL_INIT_IO,
2263 TV_IPA_LTO_DECL_MERGE, TV_IPA_LTO_CGRAPH_MERGE, TV_VAROUT): New.
2264 * lto-section-in.c: Include ggc.h
2265 (lto_new_in_decl_state): Alloc in GGC.
2266 (lto_delete_in_decl_state): Likewise.
2267 * ipa.c (pass_ipa_function_visibility, pass_ipa_whole_program):
2270 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
2273 * doc/tm.texi (ADJUST_REG_ALLOC_ORDER): Renamed from
2274 ORDER_REGS_FOR_LOCAL_ALLOC. All instances of this macro changed.
2275 (HONOR_REG_ALLOC_ORDER): Describe new macro.
2276 * ira.c (setup_alloc_regs): Use ADJUST_REG_ALLOC_ORDER if defined.
2277 * ira-color.c (assign_hard_reg): Take prologue/epilogue costs into
2278 account only if HONOR_REG_ALLOC_ORDER is not defined.
2279 * config/arm/arm.h (HONOR_REG_ALLOC_ORDER): Define.
2280 * system.h (ORDER_REGS_FOR_LOCAL_ALLOC): Poison.
2282 2010-04-29 Jon Grant <04@jguk.org>
2284 * collect2.c (vflag): Change type from int to bool.
2286 (helpflag): New global bool.
2287 (main): Set vflag and debug with boolean, not integer truth values.
2288 Accept new "--help" option and output usage text if found.
2289 * collect2.h (vflag): Update prototype.
2292 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
2295 * plugin.h (flag_plugin_added): Moved out of invoke_plugin_callbacks.
2297 2010-04-29 Richard Guenther <rguenther@suse.de>
2300 * plugin.h (invoke_plugin_callbacks): Annotate arguments
2301 with ATTRIBUTE_UNUSED.
2303 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
2306 * config/i386/i386.c (get_some_local_dynamic_name): Replace
2307 INSN_P with NONDEBUG_INSN_P.
2308 (distance_non_agu_define): Likewise.
2309 (distance_agu_use): Likewise.
2311 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
2313 From Dominique d'Humieres <dominiq@lps.ens.fr>
2315 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs to compute
2318 2010-04-29 Brian Hackett <bhackett1024@gmail.com>
2320 * plugin.h (invoke_plugin_callbacks): New inline function.
2321 * plugin.c (flag_plugin_added): New global flag.
2322 (add_new_plugin): Initialize above flag.
2323 (invoke_plugin_callbacks): Rename to ...
2324 (invoke_plugin_callbacks_full): ... this.
2326 2010-04-28 Jan Hubicka <jh@suse.cz>
2328 * lto-symtab.c (lto_symtab_entry_def) Add vnode.
2329 (lto_varpool_replace_node): New.
2330 (lto_symtab_resolve_symbols): Resolve varpool nodes.
2331 (lto_symtab_merge_decls_1): Prefer decls with varpool node.
2332 (lto_symtab_merge_cgraph_nodes_1): Merge varpools.
2333 * cgraph.h (varpool_node_ptr): New type.
2334 (varpool_node_ptr): New vector.
2335 (varpool_node_set_def): New structure.
2336 (varpool_node_set): New type.
2337 (varpool_node_set): New vector.
2338 (varpool_node_set_element_def): New structure.
2339 (varpool_node_set_element, const_varpool_node_set_element): New types.
2340 (varpool_node_set_iterator): New type.
2341 (varpool_node): Add prev pointers, add used_from_other_partition,
2343 (varpool_node_set_new, varpool_node_set_find, varpool_node_set_add,
2344 varpool_node_set_remove, dump_varpool_node_set, debug_varpool_node_set,
2345 varpool_get_node, varpool_remove_node): Declare.
2346 (vsi_end_p, vsi_next, vsi_node, vsi_start, varpool_node_in_set_p,
2347 varpool_node_set_size): New inlines.
2348 * cgraph.c (dump_cgraph_node): Dump asm names of aliases.
2349 * tree-pass.h (varpool_node_set_def): Forward declare.
2350 (ipa_opt_pass_d): Summary writting takes vnode sets too.
2351 (ipa_write_optimization_summaries): Update prototype.
2352 * ipa-cp.c (ipcp_write_summary): Update.
2353 * ipa-reference.c (ipa_reference_write_summary): Update.
2354 * lto-cgraph.c (lto_output_varpool_node): New static function.
2355 (output_varpool): New function.
2356 (input_varpool_node): New static function.
2357 (input_varpool_1): New function.
2358 (input_cgraph): Input varpool.
2359 * ipa-pure-const.c (pure_const_write_summary): Update.
2360 * lto-streamer-out.c (lto_output): Update, output varpool too.
2361 (write_global_stream): Kill WPA hack.
2362 (produce_asm_for_decls): Update.
2363 (output_alias_pair_p): Handle variables.
2364 (output_unreferenced_globals): Output only needed partition of varpool.
2365 * ipa-inline.c (inline_write_summary): Update.
2366 * lto-streamer-in.c (lto_input_tree_ref, lto_input_tree): Do not build
2368 * lto-section-in.c (lto_section_name): Add varpool and jump funcs.
2369 * ipa.c (hash_varpool_node_set_element, eq_varpool_node_set_element,
2370 varpool_node_set_new, varpool_node_set_add,
2371 varpool_node_set_remove, varpool_node_set_find, dump_varpool_node_set,
2372 debug_varpool_node_set): New functions.
2373 * passes.c (rest_of_decl_compilation): when in LTO do not finalize.
2374 (execute_one_pass): Process new decls too.
2375 (ipa_write_summaries_2): Pass around vsets.
2376 (ipa_write_summaries_1): Likewise.
2377 (ipa_write_summaries): Build vset; be more selective about cgraph nodes
2379 (ipa_write_optimization_summaries_1): Pass around vsets.
2380 (ipa_write_optimization_summaries): Likewise.
2381 * varpool.c (varpool_get_node): New.
2382 (varpool_node): Update doubly linked lists.
2383 (varpool_remove_node): New.
2384 (dump_varpool_node): More dumping.
2385 (varpool_enqueue_needed_node): Update doubly linked lists.
2386 (decide_is_variable_needed): Kill ltrans hack.
2387 (varpool_finalize_decl): Kill lto hack.
2388 (varpool_assemble_decl): Skip decls in other partitions.
2389 (varpool_assemble_pending_decls): Update doubly linkes lists.
2390 (varpool_empty_needed_queue): Likewise.
2391 (varpool_extra_name_alias): Likewise.
2392 * lto-streamer.c (lto_get_section_name): Add vars section.
2393 * lto-streamer.h (lto_section_type): Update.
2394 (output_varpool, input_varpool): Declare.
2396 2010-04-28 Mike Stump <mikestump@comcast.net>
2398 * config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for now.
2400 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
2402 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
2403 record or union type with RECORD_OR_UNION_TYPE_P predicate.
2404 (lto_input_ts_type_tree_pointers): Likewise.
2405 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
2406 (lto_output_ts_type_tree_pointers): Likewise.
2408 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
2410 Uniquization of constants at the Tree level
2411 * tree.h (DECL_IN_CONSTANT_POOL): New macro.
2412 (tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p
2414 (tree_output_constant_def): Declare.
2415 * gimplify.c (gimplify_init_constructor): When using block copy, first
2416 uniquize the constant constructor on the RHS.
2417 * lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal with
2418 DECL_IN_CONSTANT_POOL flag.
2419 * lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise.
2420 * varasm.c (make_decl_rtl): Deal with variables belonging to the global
2422 (assemble_variable): Deal with symbols belonging to the tree constant
2424 (get_constant_section): Add ALIGN parameter and simplify.
2425 (build_constant_desc): Build a VAR_DECL and attach it to the symbol.
2426 (assemble_constant_contents): Use the expression of the VAR_DECL.
2427 (output_constant_def_contents): Use the alignment of the VAR_DECL.
2428 (tree_output_constant_def): New global function.
2429 (mark_constant): Use the expression of the VAR_DECL.
2430 (place_block_symbol): Use the alignment of the VAR_DECL and the size of
2432 (output_object_block): Likewise and assemble the expression.
2434 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
2436 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
2437 hash_tree, eq_tree): New tree hash table.
2438 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
2439 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
2440 lto_orig_address_remove): Reimplement.
2442 2010-04-28 Xinliang David Li <davidxl@google.com>
2445 * tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
2446 (compute_uninit_opnds_pos): New function.
2447 (is_non_loop_exit_postdominating): New function.
2448 (compute_control_dep_chain): New function.
2449 (find_pdom): New function.
2450 (convert_control_dep_chain_into_preds): New function.
2451 (find_predicates): New function.
2452 (find_control_equiv_block): New function.
2453 (collect_phi_def_edges): New function.
2454 (find_def_preds): New function.
2455 (find_dom): New function.
2456 (dump_predicates): New function.
2457 (get_cmp_code): New function.
2458 (is_value_included_in): New function.
2459 (find_matching_predicate_in_rest_chains): New function.
2460 (use_pred_not_overlap_with_undef_path_pred): New function.
2461 (is_use_properly_guarded): New function.
2462 (normalize_cond_1): New function.
2463 (is_and_or_or): New function.
2464 (normalize_cond): New function.
2465 (is_gcond_subset_of): New function.
2466 (is_subset_of_any): New function.
2467 (is_or_set_subset_of): New function.
2468 (is_and_set_subset_of): New function.
2469 (is_norm_cond_subset_of): New function.
2470 (is_pred_expr_subset_of): New function.
2471 (is_pred_chain_subset_of): New function.
2472 (is_included_in): New function.
2473 (is_superset_of): New function.
2474 (find_uninit_use): New function.
2475 (warn_uninitialized_phi): New function.
2476 (compute_possibly_undefined_names): New function.
2477 (ssa_undefined_value_p): New function.
2478 (execute_late_warn_uninitialized): New function.
2479 * tree-ssa.c (ssa_undefined_value_p): Removed.
2480 (warn_uninit): Changed to extern.
2481 (warn_uninitialized_phi): Removed.
2482 (warn_uninitialized_vars): Changed to extern.
2483 (execute_late_warn_uninitialized): Removed
2484 * tree-flow.h: Add new prototypes.
2485 * timevar.def: Add new time variable.
2486 * Makefile.in: Add new build file.
2488 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
2490 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
2493 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2496 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
2498 2010-04-28 Martin Jambor <mjambor@suse.cz>
2500 * cgraph.h (struct cgraph_node): New field indirect_calls.
2501 (struct cgraph_indirect_call_info): New type.
2502 (struct cgraph_edge): Removed field indirect_call. New fields
2503 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
2504 (cgraph_create_indirect_edge): Declare.
2505 (cgraph_make_edge_direct): Likewise.
2506 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
2507 * ipa-prop.h (struct ipa_param_call_note): Removed.
2508 (struct ipa_node_params): Removed field param_calls.
2509 (ipa_create_all_structures_for_iinln): Declare.
2510 * cgraph.c: Described indirect edges and uids in initial comment.
2511 (cgraph_add_edge_to_call_site_hash): New function.
2512 (cgraph_edge): Search also among the indirect edges, use
2513 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
2514 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
2515 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
2517 (initialize_inline_failed): Assign a reason to indirect edges.
2518 (cgraph_create_edge_1): New function.
2519 (cgraph_create_edge): Moved some functionality to
2520 cgraph_create_edge_1.
2521 (cgraph_create_indirect_edge): New function.
2522 (cgraph_edge_remove_callee): Add an assert checking for
2524 (cgraph_edge_remove_caller): Special-case indirect edges.
2525 (cgraph_remove_edge): Likewise.
2526 (cgraph_set_edge_callee): New function.
2527 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
2528 (cgraph_make_edge_direct): New function.
2529 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
2530 the declaration of the call statement matches.
2531 (cgraph_node_remove_callees): Special-case indirect edges.
2532 (cgraph_clone_edge): Likewise.
2533 (cgraph_clone_node): Clone also the indirect edges.
2534 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
2535 indirect_call, dump count of indirect_calls edges.
2536 * ipa-prop.c (iinlining_processed_edges): New variable.
2537 (ipa_note_param_call): Create indirect edges instead of
2538 creating notes. New parameter node.
2539 (ipa_analyze_call_uses): New parameter node, pass it on to
2540 ipa_note_param_call.
2541 (ipa_analyze_stmt_uses): Likewise.
2542 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
2543 (print_edge_addition_message): Work on edges rather than on notes.
2544 (update_call_notes_after_inlining): Likewise, renamed to
2545 update_indirect_edges_after_inlining.
2546 (ipa_create_all_structures_for_iinln): New function.
2547 (ipa_free_node_params_substructures): Do not free notes.
2548 (ipa_edge_duplication_hook): Propagate bits within
2549 iinlining_processed_edges bitmap.
2550 (ipa_node_duplication_hook): Do not duplicate notes.
2551 (free_all_ipa_structures_after_ipa_cp): Renamed to
2552 ipa_free_all_structures_after_ipa_cp.
2553 (free_all_ipa_structures_after_iinln): Renamed to
2554 ipa_free_all_structures_after_iinln.
2555 (ipa_write_param_call_note): Removed.
2556 (ipa_read_param_call_note): Removed.
2557 (ipa_write_indirect_edge_info): New function.
2558 (ipa_read_indirect_edge_info): Likewise.
2559 (ipa_write_node_info): Do not stream notes, do stream information
2561 (ipa_read_node_info): Likewise.
2562 (lto_ipa_fixup_call_notes): Removed.
2563 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
2564 * ipa-inline.c (pass_ipa_inline): Likewise.
2565 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
2566 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
2567 * tree-inline.c (copy_bb): Removed an unnecessary double check for
2569 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
2571 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
2572 (output_cgraph): Stream also indirect edges.
2573 (lto_output_edge): Added capability to stream indirect edges.
2574 (input_edge): Likewise.
2575 (input_cgraph_1): Likewise.
2576 * lto-streamer-in.c (fixup_call_stmt_edges_1): Fixup also statements
2579 2010-04-28 Richard Guenther <rguenther@suse.de>
2581 PR tree-optimization/43879
2582 PR tree-optimization/43909
2583 * tree-ssa-structalias.c (struct variable_info): Add
2584 only_restrict_pointers flag.
2585 (new_var_info): Initialize it. Increment stats.total_vars here.
2586 (create_function_info_for): Do not increment stats.total_vars here.
2587 (get_function_part_constraint): Fix build with C++.
2588 (insert_into_field_list): Remove.
2589 (push_fields_onto_fieldstack): Properly merge fields.
2590 (create_variable_info_for): Split and simplify.
2591 (create_variable_info_for_1): New piece.
2592 (intra_create_variable_infos): Properly make restrict constraints
2595 2010-04-28 Richard Guenther <rguenther@suse.de>
2598 * tree-inline.c (copy_bind_expr): Also copy bind expr vars value-exprs.
2600 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
2601 Jan Hubicka <hubicka@ucw.cz>
2603 * doc/invoke.texi (-Wsuggest-attribute=const,
2604 -Wsuggest-attribute=pure): Document.
2605 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
2606 (function_always_visible_to_compiler_p,
2607 suggest_attribute, warn_function_pure, warn_function_const):
2609 (check_call): Improve debug info.
2610 (analyze_function): Do not check availability.
2611 (add_new_function): Check availability.
2612 (propagate): Output warnings.
2613 (skip_function_for_local_pure_const): New function.
2614 (local_pure_const): Use it; output warnings.
2615 * common.opt (Wsuggest-attribute=const,
2616 Wsuggest-attribute=pure): New.
2618 2010-04-27 Jakub Jelinek <jakub@redhat.com>
2620 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
2621 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
2622 or DW_CFA_def_cfa_offset{,_sf}.
2624 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
2626 * tree.h: Fix truncated long macros.
2628 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
2630 * collect2.c (TARGET_64BIT): Redefine to target's default.
2631 * tlink.c: Likewise.
2632 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
2633 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
2634 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
2635 for underscoring __USER_LABEL_PREFIX__.
2636 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
2637 (SUB_LINK_ENTRY32): New.
2638 (SUB_LINK_ENTRY64): New.
2639 (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
2640 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
2641 (SUB_LINK_ENTRY64): New.
2642 (SUB_LINK_ENTRY): New.
2643 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
2644 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
2645 x64 target is choosen.
2646 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
2647 * configure: Regenerated.
2648 * configure.ac (leading-mingw64-underscores): Option added.
2650 2010-04-27 Jan Hubicka <jh@suse.cz>
2652 * doc/invoke.texi (-fipa-profile): Document.
2653 * opts.c (decode_options): Enable ipa-profile at -O1.
2654 * timevar.def (TV_IPA_PROFILE): Define.
2655 * common.opt (fipa-profile): Add.
2656 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
2658 (cgraph_propagate_frequency): Handle only local ones.
2659 * tree-pass.h (pass_ipa_profile): Declare.
2660 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
2661 (pass_ipa_profile): Use TV_IPA_PROFILE.
2662 * ipa.c (ipa_profile): New function.
2663 (gate_ipa_profile): Likewise.
2664 (pass_ipa_profile): New global variable.
2665 * passes.c (pass_ipa_profile): New.
2667 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
2669 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
2671 2010-04-27 Martin Jambor <mjambor@suse.cz>
2674 * ipa.c (dissolve_same_comdat_group_list): New function.
2675 (function_and_variable_visibility): Call
2676 dissolve_same_comdat_group_list when comdat group contains external or
2678 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
2679 lists are circular and that they contain only DECL_ONE_ONLY nodes.
2681 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
2683 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
2684 (const_hash_1) <VECTOR_CST>: New case.
2685 (compare_constant) <VECTOR_CST>: Likewise.
2686 <ADDR_EXPR>: Deal with LABEL_REFs.
2687 (copy_constant) <VECTOR_CST>: New case.
2689 2010-04-27 Jan Hubicka <jh@suse.cz>
2691 * cgraph.c (cgraph_propagate_frequency): New function.
2692 * cgraph.h (cgraph_propagate_frequency): Declare.
2693 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
2694 cgraph_propagate_frequency.
2696 2010-04-27 Jakub Jelinek <jakub@redhat.com>
2698 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
2700 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
2703 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
2704 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
2705 here to determine which regs to push and how much stack to reserve.
2707 2010-04-27 Jie Zhang <jie@codesourcery.com>
2709 * doc/gimple.texi (gimple_statement_with_ops): Remove
2710 addresses_taken field.
2711 (gimple_statement_with_memory_ops): Likewise.
2713 2010-04-27 Jan Hubicka <jh@suse.cz>
2715 * tree-inline.c (eni_inlining_weights): Remove.
2716 (estimate_num_insns): Special case more builtins.
2718 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
2721 * c-typeck.c (build_binary_op): Move forward check for comparison
2722 pointer with null pointer constant and adjust the diagnostic message.
2724 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
2727 * configure.ac (gcc_cv_as_section_has_align): Set if installed
2728 binutils supports extended .section directive needed by LTO, or
2729 warn if older binutils found.
2730 (LTO_BINARY_READER): New AC_SUBST'd variable.
2731 (LTO_USE_LIBELF): Likewise.
2732 * gcc/config.gcc (lto_binary_reader): New target-specific configure
2734 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
2735 (LTO_USE_LIBELF): Likewise.
2736 * configure: Regenerate.
2738 * collect2.c (is_elf): Rename from this ...
2739 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
2740 object files in addition to ELF-formatted ones.
2741 (scan_prog_file): Caller updated. Also allow for LTO info marker
2742 symbol to be prefixed or not by an extra underscore.
2744 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
2745 * config/i386/winnt.c: Also #include lto-streamer.h
2746 (i386_pe_asm_named_section): Specify 1-byte section alignment for
2748 (i386_pe_asm_output_aligned_decl_common): Add comment.
2749 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
2751 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
2754 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
2755 Add missing earlyclobber for second alternative.
2757 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
2759 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
2760 bits for artificial defs at the top of the block.
2761 * fwprop.c (single_def_use_enter_block): Don't call it.
2763 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
2766 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
2767 instead of "$gcc_cv_objdump -T".
2768 Use "-undefined dynamic_lookup" on darwin.
2769 * gcc/configure: Regenerate.
2771 2010-04-26 Jakub Jelinek <jakub@redhat.com>
2774 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
2776 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
2778 * c-parser.c (struct c_token): Move location field up.
2779 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
2780 (struct c_declspecs): Convert typespec_word, storage_class, and
2781 default_int_p into bitfields.
2782 (struct c_declarator): Move loc field up.
2784 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
2786 * cfgloop.h (struct loop): Move can_be_parallel field up.
2787 * ipa-prop.h (struct ip_node_params): Move bitfields up.
2788 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
2790 (struct iv_cand): Convert pos field into a bitfield.
2791 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
2793 (struct _stmt_vec_info): Shuffle fields for better packing.
2795 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
2797 * varasm.c (IN_NAMED_SECTION): Remove guard.
2798 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
2799 (IN_NAMED_SECTION_P): ...this.
2800 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
2801 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
2803 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
2805 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
2806 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
2807 of shadowing it. Fix comments.
2809 2010-04-26 Jan Hubicka <jh@suse.cz>
2811 * cgraph.c (cgraph_create_node): Set node frequency to normal.
2812 (cgraph_clone_node): Copy function frequency.
2813 * cgraph.h (node_frequency): New enum
2814 (struct cgraph_node): Add.
2815 * final.c (rest_of_clean_state): Update.
2816 * lto-cgraph.c (lto_output_node): Output node frequency.
2817 (input_overwrite_node): Input node frequency.
2818 * tre-ssa-loop-ivopts (computation_cost): Update.
2819 * lto-streamer-out.c (output_function): Do not output function
2821 * predict.c (maybe_hot_frequency_p): Update and handle functions
2823 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
2825 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
2826 (compute_function_frequency): Set noreturn functions to be executed
2828 (choose_function_section): Update.
2829 * lto-streamer-in.c (input_function): Do not input function frequency.
2830 * function.c (allocate_struct_function): Do not initialize function
2832 * function.h (function_frequency): Remove.
2833 (struct function): Remove function frequency.
2834 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
2835 (try_update): Update.
2836 * tree-inline.c (initialize_cfun): Do not update function frequency.
2837 * passes.c (pass_init_dump_file): Update.
2838 * i386.c (ix86_compute_frame_layout): Update.
2839 (ix86_pad_returns): Update.
2841 2010-04-26 Jie Zhang <jie@codesourcery.com>
2843 PR tree-optimization/43833
2844 * tree-vrp.c (range_int_cst_p): New.
2845 (range_int_cst_singleton_p): New.
2846 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
2847 when both operands are constants. Use range_int_cst_p in
2850 2010-04-26 Jan Hubicka <jh@suse.cz>
2852 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
2854 2010-04-26 Richard Guenther <rguenther@suse.de>
2857 * gimple.c (gimple_decl_printable_name): Deal gracefully
2858 with a NULL DECL_NAME.
2860 2010-04-26 Richard Guenther <rguenther@suse.de>
2863 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
2864 if emitting debug information and it is either a function
2865 or a namespace decl.
2867 2010-04-26 Ira Rosen <irar@il.ibm.com>
2869 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
2870 determine if the statement is vectorizable, and a macro to access it.
2871 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
2872 Skip statements that can't be vectorized. If the analysis fails,
2873 mark the statement as unvectorizable if vectorizing basic block.
2874 (vect_compute_data_refs_alignment): Likewise.
2875 (vect_verify_datarefs_alignment): Skip statements marked as
2876 unvectorizable. Add print.
2877 (vect_analyze_group_access): Skip statements that can't be
2878 vectorized. If the analysis fails, mark the statement as
2879 unvectorizable if vectorizing basic block.
2880 (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
2881 * tree-vect-stmts.c (vectorizable_store): Fix the number of
2882 generated stmts for SLP.
2883 (new_stmt_vec_info): Initialize the new field.
2884 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
2885 statements marked as unvectorizable.
2887 2010-04-25 Joseph Myers <joseph@codesourcery.com>
2889 * c-common.c (flag_isoc1x): New.
2890 (flag_isoc99): Update comment.
2891 * c-common.h (flag_isoc1x): New.
2892 (flag_isoc99): Update comment.
2893 * c-cppbuiltin.c (builtin_define_float_constants): Also define
2894 __<type>_DECIMAL_DIG__.
2895 * c-opts.c (set_std_c1x): New.
2896 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
2897 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
2898 * c.opt (-std=c1x, -std=gnu1x): New options.
2899 * doc/cpp.texi: Mention -std=c1x.
2900 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
2901 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
2902 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
2903 * doc/standards.texi: Mention C1X.
2904 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
2905 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
2906 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
2909 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
2911 * config/i386/gmon-sol2.c (_mcleanup): Change format string
2912 placeholder from 0x%x to %#x.
2913 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
2914 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
2915 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
2916 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
2917 * config/i386/i386.c (ix86_target_string): Ditto.
2918 (output_pic_addr_const): Ditto.
2919 (print_operand): Ditto.
2921 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
2923 * combine.c (find_split_point): Add third argument. Use it
2924 to find nested multiply-accumulate instructions. Adjust calls.
2925 (try_combine): Adjust call to find_split_point.
2927 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
2929 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
2931 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
2933 PR tree-optimization/41442
2934 * fold-const.c (merge_truthop_with_opposite_arm): New function.
2935 (fold_binary_loc): Call it.
2937 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
2939 * toplev.c (general_init): Set default for fdiagnostics-show-option.
2940 * opts.c (common_handle_option): Allow disabling it.
2941 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
2943 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
2945 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
2946 between modes if both types are integral.
2948 2010-04-23 Richard Guenther <rguenther@suse.de>
2950 PR tree-optimization/43572
2951 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
2953 2010-04-23 Richard Guenther <rguenther@suse.de>
2956 * tree-inline.c (tree_can_inline_p): Also check compatibility
2959 2010-04-23 Martin Jambor <mjambor@suse.cz>
2961 PR tree-optimization/43846
2962 * tree-sra.c (struct access): New flag grp_assignment_read.
2963 (build_accesses_from_assign): Set grp_assignment_read.
2964 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
2965 (enum mark_read_status): New type.
2966 (analyze_access_subtree): Propagate grp_assignment_read, create
2967 accesses also if both direct_read and root->grp_assignment_read.
2969 2010-04-23 Martin Jambor <mjambor@suse.cz>
2972 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
2973 function does not have type attributes.
2975 2010-04-23 Richard Guenther <rguenther@suse.de>
2978 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
2981 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2983 * sese.h (create_if_region_on_edge): Remove.
2985 * sese.c (create_if_region_on_edge): Make static.
2987 * tree-inline.c: Do not include ggc.h.
2989 * expr.c: Do not include ggc.h.
2991 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
2994 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
2997 * config/sh/sh.c (find_barrier): Don't emit a constant pool
2998 in the middle of insns for casesi_worker_2.
3000 2010-04-22 David Edelsohn <edelsohn@gnu.org>
3002 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
3004 2010-04-22 Ira Rosen <irar@il.ibm.com>
3006 PR tree-optimization/43842
3007 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
3008 loop unrolling in update of exit phis. Fix comment.
3009 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
3010 least two reduction statements in the loop before starting SLP
3013 2010-04-22 Nick Clifton <nickc@redhat.com>
3015 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
3017 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
3019 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
3022 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3024 * tree-parloops.c (loop_parallel_p): New argument
3025 parloop_obstack. Pass it down.
3026 (parallelize_loops): New variable parloop_obstack. Initialize it,
3027 pass it down, free it.
3029 * tree-loop-linear.c (linear_transform_loops): Pass down
3032 * tree-data-ref.h (lambda_compute_access_matrices): New argument
3033 of type struct obstack *.
3035 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
3036 scratch_obstack. Initialize it, pass down, free it.
3038 * lambda.h (lambda_loop_new): Remove.
3039 (lambda_matrix_new, lambda_matrix_inverse)
3040 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
3041 argument of type struct obstack *.
3043 * lambda-trans.c (lambda_trans_matrix_new): New argument
3044 lambda_obstack. Pass it down, use obstack allocation for ret.
3045 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
3048 * lambda-mat.c (lambda_matrix_get_column)
3049 (lambda_matrix_project_to_null): Remove.
3050 (lambda_matrix_new): New argument lambda_obstack. Use obstack
3052 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
3055 * lambda-code.c (lambda_loop_new): New function.
3056 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
3057 (lambda_compute_auxillary_space, lambda_compute_target_space)
3058 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
3059 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
3060 (build_access_matrix): New argument lambda_obstack. Use obstack
3062 (lambda_compute_step_signs, lambda_compute_access_matrices): New
3063 argument lambda_obstack. Pass it down.
3065 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
3067 * optabs.h (expand_widening_mult): Declare.
3069 2010-04-22 Richard Guenther <rguenther@suse.de>
3071 PR tree-optimization/43845
3072 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
3073 lookup the CALL_EXPR function and arguments.
3075 2010-04-22 Nick Clifton <nickc@redhat.com>
3077 * config/stormy16/stormy16.c
3078 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
3079 * config/stormy16/stormy16.h: Tidy up formatting.
3080 (DONT_USE_BUILTIN_SETJMP): Remove definition.
3081 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
3082 (ineqbranchsi): Delete pattern.
3083 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
3084 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
3085 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
3086 stormy16-lib2-ucmpsi2.c.
3088 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
3090 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
3091 df_simulate_find_noclobber_defs as appropriate. Keep track of an
3092 extra set merge_set_noclobber, and use it to relax the final test
3094 * df.h (df_simulate_find_noclobber_defs): Declare.
3095 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
3097 (df_simulate_find_noclobber_defs): New function.
3099 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
3101 * config/i386/i386.md: Use {} around multi-line preparation statements.
3103 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3105 * c-tree.h (push_init_level, pop_init_level, set_init_index)
3106 (process_init_element): New argument of type struct obstack *.
3108 * c-typeck.c (push_init_level, pop_init_level, set_designator)
3109 (set_init_index, set_init_label, set_nonincremental_init)
3110 (set_nonincremental_init_from_string, find_init_member)
3111 (output_init_element, output_pending_init_elements)
3112 (process_init_element): New argument braced_init_obstack. Pass it
3114 (push_range_stack, add_pending_init): New argument
3115 braced_init_obstack. Use obstack allocation.
3117 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
3118 braced_init_obstack. Pass it down.
3119 (c_parser_braced_init): New variables ret, braced_init_obstack.
3120 Initialize obstack, pass it down and finally free it.
3122 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
3125 * tree-pass.h (pass_optimize_widening_mul): Declare.
3126 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
3127 gate_optimize_widening_mul): New static functions.
3128 (pass_optimize_widening_mul): New.
3129 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
3130 <case MULT_EXPR>: Remove support for widening multiplies.
3131 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
3132 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
3133 simplify_gen_unary rather than directly building extensions.
3134 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
3136 * expmed.c (expand_widening_mult): New function.
3137 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
3139 2010-04-21 Jan Hubicka <jh@suse.cz>
3141 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
3142 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
3143 * lto-wpa-fixup.c: Remove.
3144 * Makefile.in (lto-wpa-fixup.o): Remove.
3145 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
3146 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
3147 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
3149 2010-04-21 Jan Hubicka <jh@suse.cz>
3151 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
3152 add write_optimization_summary, read_optimization_summary.
3153 (ipa_write_summaries_of_cgraph_node_set): Remove.
3154 (ipa_write_optimization_summaries): Declare.
3155 (ipa_read_optimization_summaries): Declare.
3156 * ipa-cp.c (pass_ipa_cp): Update.
3157 * ipa-reference.c (pass_ipa_reference): Update.
3158 * ipa-pure-const.c (pass_ipa_pure_const): Update.
3159 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
3161 * ipa-inline.c (pass_ipa_inline): Update.
3162 * ipa.c (pass_ipa_whole_program): Update.
3163 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
3164 * passes.c (ipa_write_summaries_1): Do not test wpa.
3165 (ipa_write_optimization_summaries_1): New.
3166 (ipa_write_optimization_summaries): New.
3167 (ipa_read_summaries): Do not test ltrans.
3168 (ipa_read_optimization_summaries_1): New.
3169 (ipa_read_optimization_summaries): New.
3171 2010-04-21 Jan Hubicka <jh@suse.cz>
3173 * lto-cgraph.c (lto_output_node): Do not output comdat groups
3175 (output_cgraph): Do not arrange comdat groups for boundary nodes.
3177 2010-04-21 Jakub Jelinek <jakub@redhat.com>
3180 * dwarf2out.c (add_name_and_src_coords_attributes): Add
3181 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
3183 2010-04-21 Jan Hubicka <jh@suse.cz>
3185 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
3187 2010-04-21 Jan Hubicka <jh@suse.cz>
3189 * varpool.c (decide_is_variable_needed): Variable is always needed
3192 2010-04-21 Jan Hubicka <jh@suse.cz>
3194 * opts.c (decode_options): Enable pure-const pass for whopr.
3196 2010-04-21 Jan Hubicka <jh@suse.cz>
3198 * cgraph.c (dump_cgraph_node): Dump also assembler name.
3199 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
3201 (cgraph_decide_inlining): Do not expect callee to be removed in all
3204 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
3206 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
3208 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
3210 * config/i386/i386.md (x86_shrd): Add athlon_decode and
3211 amdfam10_decode attributes.
3213 2010-04-21 Jakub Jelinek <jakub@redhat.com>
3216 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
3217 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
3218 (lower_copyprivate_clauses): Use private var in outer
3219 context instead of original var. Make sure the types
3220 are correct for VLAs.
3222 2010-04-21 Richard Guenther <rguenther@suse.de>
3224 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
3225 to non-pointer objects.
3227 2010-04-21 Jakub Jelinek <jakub@redhat.com>
3229 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
3230 last chain entry if it starts with the still current label.
3231 (add_location_or_const_value_attribute): Check that
3232 loc_list->first->next is NULL instead of comparing ->first with ->last.
3233 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
3234 to add_var_loc_to_decl.
3236 * dwarf2out.c (output_call_frame_info): For dw_cie_version
3237 >= 4 add also address size and segment size fields into CIE header.
3239 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
3240 long as address size is the same as sizeof (void *) and
3242 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
3243 address size or segment size is unexpected, return DW_EH_PE_omit.
3244 (classify_object_over_fdes): If get_cie_encoding returned
3245 DW_EH_PE_omit, return -1.
3246 (init_object): If classify_object_over_fdes returned -1,
3247 pretend there were no FDEs at all.
3249 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
3251 * config/i386/i386.md (bswap<mode>2): Macroize expander from
3252 bswap{si,di}2 using SWI48 mode iterator.
3253 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
3254 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
3255 set modrm attribute of bswap insn to 0 and remove length attribute.
3256 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
3257 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
3258 set mode attribute to <MODE> and remove length attribute.
3260 2010-04-20 James E. Wilson <wilson@codesourcery.com>
3262 PR rtl-optimization/43520
3263 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
3264 zero available registers.
3266 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3268 * builtins.c (fold_builtin_cproj): Fold more cases.
3270 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3272 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
3273 (fold_builtin_1): Fold builtin cproj.
3274 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
3275 Use ATTR_CONST_NOTHROW_LIST.
3277 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
3279 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
3280 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
3281 ffsi2_no_cmove for !TARGET_CMOVE.
3282 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
3283 (ffssi2): Remove expander.
3284 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
3286 (ctz<mode>2): Ditto from ctz{si,di}2.
3287 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
3289 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
3292 2010-04-20 Jakub Jelinek <jakub@redhat.com>
3294 * dwarf2out.c (AT_linkage_name): Define.
3295 (clone_as_declaration): Handle DW_AT_linkage_name.
3296 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
3297 of DW_AT_MIPS_linkage_name.
3298 (move_linkage_attr): Likewise.
3299 (dwarf2out_finish): Likewise.
3301 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
3304 * fold-const.c (fold_comparison): New folding rule.
3306 2010-04-20 Anatoly Sokolov <aesok@post.ru>
3308 * double-int.h (double_int_setbit): Declare.
3309 * double-int.c (double_int_setbit): New function.
3310 * rtl.h (immed_double_int_const): Declare.
3311 * emit-rtl.c (immed_double_int_const): New function.
3312 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
3313 and immed_double_int_const functions.
3314 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
3315 expand_copysign_bit): (Ditto.).
3316 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
3317 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
3318 * dojump.c (prefer_and_bit_test): (Ditto.).
3319 * expr.c (convert_modes, reduce_to_bit_field_precision,
3320 const_vector_from_tree): (Ditto.).
3321 * expmed.c (mask_rtx, lshift_value): (Ditto.).
3323 2010-04-20 Jan Hubicka <jh@suse.cz>
3325 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
3326 (dump_cgraph_node): Dump new flags.
3327 * cgraph.h (struct cgraph_node): Add flags
3328 reachable_from_other_partition and in_other_partition.
3329 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
3330 other partition can not be removed.
3331 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
3332 the other partition must be output; silence sanity checking on
3333 leaking functions bodies from other paritition.
3334 * lto-cgraph.c (reachable_from_other_partition_p): New function.
3335 (lto_output_node): Output new flags; do not sanity check that inline
3336 clones are output; drop lto_forced_extern_inline_p code; do not mock
3337 visibility flags at partition boundaries.
3338 (add_node_to): New function.
3339 (output_cgraph): Use it to sort functions so masters appear before
3341 (input_overwrite_node): Input new flags.
3342 * passes.c (ipa_write_summaries): Do not call
3343 lto_new_extern_inline_states.
3344 * lto-section-out.c (forced_extern_inline,
3345 lto_new_extern_inline_states lto_delete_extern_inline_states,
3346 lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill.
3347 * lto-streamer.h (lto_new_extern_inline_states,
3348 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
3349 lto_forced_extern_inline_p): Kill.
3351 2010-04-20 Richard Guenther <rguenther@suse.de>
3353 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
3354 from vars that can have pointers.
3355 (process_constraint): Dump useless constraints.
3357 2010-04-20 Richard Guenther <rguenther@suse.de>
3359 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
3360 (dump_sa_points_to_info): Remove asserts.
3361 (init_base_vars): nothing_id isn't an escape point nor does it
3364 2010-04-20 Jakub Jelinek <jakub@redhat.com>
3366 * tree.h (TYPE_REF_IS_RVALUE): Define.
3367 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
3368 should_move_die_to_comdat, prune_unused_types_walk): Handle
3369 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
3370 (modified_type_die, gen_reference_type_die): Emit
3371 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
3372 if TYPE_REF_IS_RVALUE and -gdwarf-4.
3374 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3377 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
3378 calls for -fpic -m31 if they have been sibcall optimized.
3380 2010-04-19 James E. Wilson <wilson@codesourcery.com>
3382 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
3383 ar.lc fixed and call-used.
3385 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
3387 2010-04-19 Jan Hubicka <jh@suse.cz>
3389 * opts.c (decode_options): Disable whpr incompatible passes.
3390 * lto/lto.c (lto_1_to_1_map): Skip clones.
3391 (read_cgraph_and_symbols): Do not mark everything as needed.
3392 (do_whole_program_analysis): Do map only after optimizing;
3393 set proper cgraph_state; use passmanager.
3395 2010-04-19 DJ Delorie <dj@redhat.com>
3397 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
3398 POINTER_PLUS_EXPR and fix them.
3400 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
3402 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
3403 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
3404 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
3405 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
3406 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
3407 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
3408 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
3409 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
3410 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
3411 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
3412 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
3414 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
3416 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
3417 (check_cond_move_block): Likewise.
3418 (cond_move_process_if_block): Likewise.
3419 (noce_find_if_block): Improve formatting.
3420 (find_if_header): Pass 0 to memset and tweak conditions.
3421 (cond_exec_find_if_block): Fix long lines and tweak conditions.
3423 2010-04-19 Jakub Jelinek <jakub@redhat.com>
3425 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
3429 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
3430 with non-local decl doesn't need chain.
3432 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
3434 * ira-color.c (allocno_reload_assign): Avoid accumulating
3435 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
3437 2010-04-19 Martin Jambor <mjambor@suse.cz>
3439 * gimple.h (create_tmp_reg): Declare.
3440 * gimplify.c (create_tmp_reg): New function.
3441 (gimplify_return_expr): Use create_tmp_reg.
3442 (gimplify_omp_atomic): Likewise.
3443 (gimple_regimplify_operands): Likewise.
3444 * tree-dfa.c (make_rename_temp): Likewise.
3445 * tree-predcom.c (predcom_tmp_var): Likewise.
3446 (reassociate_to_the_same_stmt): Likewise.
3447 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
3448 (get_replaced_param_substitute): Likewise.
3449 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
3450 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
3451 * tree-ssa-pre.c (get_representative_for): Likewise.
3452 (create_expression_by_pieces): Likewise.
3453 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
3454 (create_tailcall_accumulator): Likewise.
3456 2010-04-19 Martin Jambor <mjambor@suse.cz>
3458 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
3460 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
3462 2010-04-19 Richard Guenther <rguenther@suse.de>
3464 PR tree-optimization/43796
3465 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
3466 from SCEV in the lattice.
3467 (vrp_visit_phi_node): Dump change.
3469 2010-04-19 Richard Guenther <rguenther@suse.de>
3471 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
3472 * configure: Re-generated.
3474 2010-04-19 Richard Guenther <rguenther@suse.de>
3476 PR tree-optimization/43783
3477 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
3478 constant ARRAY_REF operands two and three if possible.
3480 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
3483 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
3485 2010-04-19 Jie Zhang <jie@codesourcery.com>
3488 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
3490 2010-04-19 Ira Rosen <irar@il.ibm.com>
3492 PR tree-optimization/37027
3493 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
3494 and macro to access it.
3495 (vectorizable_reduction): Add argument.
3496 (vect_get_slp_defs): Likewise.
3497 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
3498 statements for possible use in SLP.
3499 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
3500 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
3501 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
3503 (vectorizable_reduction): Likewise.
3504 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
3506 (vectorizable_type_demotion, vectorizable_type_promotion,
3507 vectorizable_store): Likewise.
3508 (vect_analyze_stmt): Update call to vectorizable_reduction.
3509 (vect_transform_stmt): Likewise.
3510 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
3511 (vect_build_slp_tree): Fix indentation. Check that there are no loads
3512 from different interleaving chains in same node.
3513 (vect_slp_rearrange_stmts): New function.
3514 (vect_supported_load_permutation_p): Allow load permutations for
3515 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
3516 inside SLP nodes if necessary.
3517 (vect_analyze_slp_instance): Handle reductions.
3518 (vect_analyze_slp): Try to build SLP instances originating from groups
3520 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
3521 (vect_get_constant_vectors): Create initial vectors for reductions
3522 according to reduction code. Add new argument.
3523 (vect_get_slp_defs): Add new argument, pass it to
3524 vect_get_constant_vectors.
3525 (vect_schedule_slp_instance): Remove SLP tree root statements.
3527 2010-04-19 Jakub Jelinek <jakub@redhat.com>
3529 * tree.h (ENUM_IS_SCOPED): Define.
3530 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
3531 for ENUM_IS_SCOPED enums.
3533 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
3535 * fold-const.c (fold_comparison): Use ssizetype.
3536 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
3537 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
3538 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
3539 * tree-object-size.c (compute_object_sizes): Use size_type_node.
3541 * tree.h (initialize_sizetypes): Remove parameter.
3542 (build_common_tree_nodes): Remove second parameter.
3543 * stor-layout.c (initialize_sizetypes): Remove parameter.
3544 Always create an unsigned type.
3545 (set_sizetype): Assert that the passed type is unsigned and simplify.
3546 * tree.c (build_common_tree_nodes): Remove second parameter.
3547 Adjust call to initialize_sizetypes.
3548 * c-decl.c (c_init_decl_processing): Remove second argument in call to
3549 build_common_tree_nodes.
3551 2010-04-18 Matthias Klose <doko@ubuntu.com>
3553 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
3555 2010-04-18 Ira Rosen <irar@il.ibm.com>
3557 PR tree-optimization/43771
3558 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
3559 load permutation doesn't have gaps.
3561 2010-04-18 Jan Hubicka <jh@suse.cz>
3563 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
3564 (sse_prologue_save_insn expander): Use new pattern.
3565 (sse_prologue_save_insn1): New pattern and splitter.
3566 (sse_prologue_save_insn): Update to deal also with 64bit aligned
3568 * i386.c (setup_incoming_varargs_64): Do not compute jump
3570 (ix86_gimplify_va_arg): Update alignment needed.
3571 (ix86_local_alignment): Do not align all local arrays to 128bit.
3573 2010-04-17 Jan Hubicka <jh@suse.cz>
3575 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
3577 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
3579 * arm.md (negdi2): Remove redundant code to force values into a
3582 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
3584 * arm/bpabi.S: Add EABI alignment attributes to objects.
3585 * arm/bpabi-v6m.S: Likewise.
3586 * arm/crti.asm: Likewise.
3587 * arm/crtn.asm: Likewise.
3588 * arm/lib1funcs.asm: Likewise.
3589 * arm/libunwind.S: Likewise.
3591 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
3593 * arm-protos.h (tune_params): New structure.
3594 * arm.c (current_tune): New variable.
3595 (arm_constant_limit): Delete.
3596 (struct processors): Add pointer to the tune parameters.
3597 (arm_slowmul_tune): New tuning option.
3598 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
3599 (all_cores): Adjust to pick up the tuning model.
3600 (arm_constant_limit): New function.
3601 (arm_override_options): Select the appropriate tuning model. Delete
3602 initialization of arm_const_limit.
3603 (arm_split_constant): Use the new constant-limit model.
3604 (arm_rtx_costs): Pick up the current tuning model.
3605 * arm.md (is_strongarm, is_xscale): Delete.
3606 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
3607 for Xscale variant architectures.
3608 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
3610 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3612 * config/arm/arm.c (arm_gen_constant): Remove unused variable
3614 (arm_rtx_costs_1): Remove unused variable extra_cost.
3615 (arm_unwind_emit_set): Use variable offset.
3616 (thumb1_output_casesi): Remove unused variable flags.
3618 2010-04-16 Jeff Law <law@redhat.com>
3620 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
3621 needing assignment rather than doing a two-phase assignment. Remove
3622 unused variable 'm'.
3624 2010-04-16 Jakub Jelinek <jakub@redhat.com>
3627 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
3629 2010-04-16 Doug Kwan <dougkwan@google.com>
3631 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
3632 (next_operand_entry_id): New static variable.
3633 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
3634 (add_to_ops_vec): Assigned unique ID to operand entry.
3635 (struct oecount_s): New field ID.
3636 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
3637 (undistribute_ops_list): Assign unique IDs to oecounts.
3638 (init_reassoc): reset next_operand_entry_id.
3640 2010-04-16 Doug Kwan <dougkwan@google.com>
3642 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
3643 missing left parenthesis.
3645 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
3647 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
3648 *btdi_rex64 using SWI48 mode iterator.
3649 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
3650 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
3651 *jcc_btdi_mask_rex64.
3653 2010-04-16 Anatoly Sokolov <aesok@post.ru>
3655 * double-int.h (tree_to_double_int): Convert to macro.
3656 * double-int.c (tree_to_double_int): Remove.
3658 2010-04-16 Jakub Jelinek <jakub@redhat.com>
3661 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
3662 with want_address 2 and in case a single element list might be
3663 possible, call it again with want_address 0.
3665 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
3667 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
3668 case 'W' print operands for HI mode.
3669 * config/h8300/h8300.h (Y0, Y2) : New constraints.
3670 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
3671 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
3672 * config/h8300/predicate.md (bit_register_indirect_operand): New.
3674 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
3676 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
3677 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
3678 #xx:3 and #xx:4 mode.
3680 * config/h8300/h8300.md (inverted load with HImode dest): Add
3681 support for H8300SX.
3683 * config/h8300/predicate.md (bit_operand): Allow immediate values that
3684 satisfy 'U' constraint.
3686 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3688 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
3689 * configure: Regenerate.
3690 * config.in: Regenerate.
3691 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
3694 2010-04-16 Richard Guenther <rguenther@suse.de>
3696 * tree.h (struct tree_decl_minimal): Move pt_uid ...
3697 (struct tree_decl_common): ... here.
3698 (DECL_PT_UID): Adjust.
3699 (SET_DECL_PT_UID): Likewise.
3700 (DECL_PT_UID_SET_P): Likewise.
3702 2010-04-16 Richard Guenther <rguenther@suse.de>
3704 PR tree-optimization/43572
3705 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
3706 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
3707 * tree-flow.h (is_call_clobbered): Remove.
3708 * tree-flow-inline.h (is_call_clobbered): Likewise.
3709 * tree-dfa.c (dump_variable): Do not dump call clobber state.
3710 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
3711 (execute_return_slot_opt): Adjust.
3712 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
3713 check for call clobbered vars here.
3714 (find_tail_calls): Move tailcall verification to the
3717 2010-04-16 Diego Novillo <dnovillo@google.com>
3719 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
3721 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
3724 * config/arm/arm.md (cbranchqi4): New pattern.
3725 * config/arm/predicates.md (const0_operand,
3726 cbranchqi4_comparison_operator): New predicates.
3728 2010-04-16 Richard Guenther <rguenther@suse.de>
3730 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
3731 (dump_gimple_stmt): Likewise.
3733 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
3735 * recog.h (struct recog_data): New field is_operator.
3736 (struct insn_operand_data): New field is_operator.
3737 * recog.c (extract_insn): Set recog_data.is_operator.
3738 * genoutput.c (output_operand_data): Emit code to set the
3740 * reload.c (find_reloads): Use it rather than testing for an
3741 empty constraint string.
3744 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
3745 If the previous insn is a cbranchsi4_insn with the same arguments,
3746 omit the compare instruction.
3748 * config/arm/arm.md (addsi3_cbranch): If destination is a high
3749 register, inputs must be low registers and we need a low register
3750 scratch. Handle alternative 2 like alternative 3.
3752 2010-04-16 Jakub Jelinek <jakub@redhat.com>
3754 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
3755 don't call get_addr on both. If one expression is a VALUE and
3756 the other a REG, check VALUE's locs if the REG isn't among them.
3758 2010-04-16 Christian Bruel <christian.bruel@st.com>
3760 * config/sh/sh.h (sh_frame_pointer_required): New function.
3761 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
3762 (flag_omit_frame_pointer) Set.
3763 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
3764 (rounded_frame_size): Adjust size with outgoing_args_size.
3765 (sh_set_return_address): Must return from stack pointer.
3766 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
3767 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
3768 (ACCUMULATE_OUTGOING_ARGS): Define.
3769 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
3770 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
3772 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
3775 * config/sh/sh.c (sh_legitimize_reload_address): Use
3776 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
3777 Remove a unneeded check for offset_base.
3779 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
3781 * configure: Regenerated.
3783 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3785 * config/s390/s390.c (s390_call_save_register_used): Switch back
3786 to HARD_REGNO_NREGS.
3788 2010-04-15 Richard Guenther <rguenther@suse.de>
3790 * alias.c (alias_set_subset_of): Handle alias-set zero
3793 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
3794 Julian Brown <julian@codesourcery.com>
3796 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
3797 alternatives according to use of high and low regs.
3798 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
3799 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
3800 optimizing for size on Thumb-2.
3802 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
3804 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
3806 2010-04-15 Richard Guenther <rguenther@suse.de>
3808 * tree-ssa-structalias.c (struct variable_info): Add
3810 (new_var_info): Initialize it.
3811 (dump_constraints): Support printing last added constraints.
3812 (debug_constraints): Adjust.
3813 (dump_constraint_graph): Likewise.
3814 (make_heapvar_for): Check for NULL cfun.
3815 (get_function_part_constraint): New function.
3816 (get_fi_for_callee): Likewise.
3817 (find_func_aliases): Properly implement IPA PTA constraints.
3818 (process_ipa_clobber): New function.
3819 (find_func_clobbers): Likewise.
3820 (insert_into_field_list_sorted): Remove.
3821 (create_function_info_for): Properly allocate vars for IPA mode.
3822 Do not use insert_into_field_list_sorted.
3823 (create_variable_info_for): Properly generate constraints for
3824 global vars in IPA mode.
3825 (dump_solution_for_var): Always dump the solution.
3826 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
3827 (find_what_var_points_to): Adjust.
3828 (pt_solution_set): Change.
3829 (pt_solution_ior_into): New function.
3830 (pt_solution_empty_p): Export.
3831 (pt_solution_includes_global): Adjust.
3832 (pt_solution_includes_1): Likewise.
3833 (pt_solutions_intersect_1): Likewise.
3834 (dump_sa_points_to_info): Check some invariants.
3835 (solve_constraints): Move constraint dumping ...
3836 (compute_points_to_sets): ... here.
3837 (ipa_pta_execute): ... and here.
3838 (compute_may_aliases): Do not re-compute points-to info
3839 locally if IPA info is available.
3840 (ipa_escaped_pt): New global var.
3841 (ipa_pta_execute): Properly implement IPA PTA.
3842 * tree-into-ssa.c (dump_decl_set): Support dumping
3843 decls not in referenced-vars.
3844 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
3845 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
3846 (dump_points_to_solution): Likewise.
3847 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
3848 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
3849 (remap_gimple_stmt): Reset call clobber/use information if necessary.
3850 (copy_decl_to_var): Copy DECL_PT_UID.
3851 (copy_result_decl_to_var): Likewise.
3852 * tree.c (make_node_stat): Initialize DECL_PT_UID.
3853 (copy_node_stat): Copy it.
3854 * tree.h (DECL_PT_UID): New macro.
3855 (SET_DECL_PT_UID): Likewise.
3856 (DECL_PT_UID_SET_P): Likewise.
3857 (struct tree_decl_minimal): Add pt_uid member.
3858 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
3859 (pt_solution_empty_p): Declare.
3860 (pt_solution_set): Adjust.
3861 (ipa_escaped_pt): Declare.
3862 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
3863 * gimple-pretty-print.c (pp_points_to_solution): New function.
3864 (dump_gimple_call): Dump call clobber/use information.
3865 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
3866 * tree-pass.h (TDF_ALIAS): New dump option.
3867 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
3868 * doc/invoke.texi (-fipa-pta): Update documentation.
3870 2010-04-15 Richard Guenther <rguenther@suse.de>
3872 * Makefile.in (OBJS-common): Add gimple-fold.o.
3873 (gimple-fold.o): New rule.
3874 * tree.h (maybe_fold_offset_to_reference,
3875 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
3877 * gimple.h: ... here.
3878 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
3879 may_propagate_address_into_dereference): Move prototypes ...
3880 * gimple.h: ... here.
3881 * tree-ssa-ccp.c (get_symbol_constant_value,
3882 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
3883 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
3884 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
3885 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
3886 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
3887 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
3888 gimplify_and_update_call_from_tree): Move ...
3889 * gimple-fold.c: ... here. New file.
3890 (ccp_fold_builtin): Rename to ...
3891 (gimple_fold_builtin): ... this.
3892 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
3894 2010-04-15 Richard Guenther <rguenther@suse.de>
3896 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
3897 fit_double_type, force_fit_type_double, add_double_with_sign,
3898 neg_double, mul_double_with_sign, lshift_double, rshift_double,
3899 lrotate_double, rrotate_double, div_and_round_double): Move ...
3900 * double-int.c: ... here.
3901 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
3902 add_double, neg_double, mul_double_with_sign, mul_double,
3903 lshift_double, rshift_double, lrotate_double, rrotate_double,
3904 div_and_round_double): Move prototypes ...
3905 * double-int.h: ... here.
3907 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
3910 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
3911 matching constraints to ensure inputs match the output.
3913 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
3916 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
3917 in an input-only operand.
3919 2010-04-15 Anatoly Sokolov <aesok@post.ru>
3921 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
3922 (double_int_not, double_int_lshift, double_int_rshift): Declare.
3923 (double_int_negative_p): Convert to static inline function.
3924 * double-int.c (double_int_lshift, double_int_lshift): New functions.
3925 (double_int_negative_p): Remove.
3926 * tree.h (lshift_double, rshift_double):
3927 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
3928 * fold-const.c (fold_convert_const_int_from_real,
3929 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
3930 (lshift_double): Change type of arith argument to bool.
3931 (rshift_double): Change type of arith argument to bool. Correct
3933 * expmed.c (mask_rtx, lshift_value): (Ditto.).
3935 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
3938 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
3939 at the start and end of the then/else blocks, and omit them from the
3941 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
3942 argument; all callers changed. Pass zero to old_insns_match_p instead.
3943 (flow_find_head_matching_sequence): New function.
3944 (old_insns_match_p): Check REG_EH_REGION notes for calls.
3945 * basic-block.h (flow_find_cross_jump,
3946 flow_find_head_matching_sequence): Declare functions.
3948 2010-04-14 Jason Merrill <jason@redhat.com>
3951 * c-common.c (attribute_takes_identifier_p): New fn.
3952 * c-common.h: Declare it.
3954 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3956 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
3958 (*udivmod<mode>4): Ditto.
3960 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3962 * config/i386/i386.md (maxmin_int): Rename code attribute from
3963 maxminiprefix and update all users.
3964 (maxmin_float): Ditto from maxminfprefix.
3965 (logic): Ditto from logicprefix.
3966 (absneg_mnemonic): Ditto from absnegprefix.
3967 * config/i386/mmx.md: Update all users of maxminiprefix,
3968 maxminfprefix and logicprefix for rename.
3969 * config/i386/sse.md: Ditto.
3970 * config/i386/sync.md (sync_<code><mode>): Update for
3973 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
3976 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
3977 warnings converted to errors.
3979 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3981 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
3982 used insn_type variable.
3983 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
3984 to avoid set-but-not-used warning.
3986 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3988 * df-core.c (df_ref_debug): Change format string placeholder
3990 * dwarf2asm.c (dw2_asm_output_data_raw,
3991 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
3992 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
3993 * dwarf2out.c (output_cfi, output_cfi_directive,
3994 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
3995 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
3997 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
3998 * print-rtl.c (print_rtx): Ditto.
4000 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4003 * builtins.c (expand_builtin_pow_root): New function to expand pow
4004 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
4005 series of sqrt and cbrt calls under -ffast-math.
4006 (expand_builtin_pow): Call it.
4008 2010-04-14 Michael Matz <matz@suse.de>
4010 PR tree-optimization/42963
4011 * tree-cfg.c (touched_switch_bbs): New static variable.
4012 (group_case_labels_stmt): New function broken out from ...
4013 (group_case_labels): ... here, use the above.
4014 (start_recording_case_labels): Allocate touched_switch_bbs.
4015 (end_recording_case_labels): Deallocate it, call
4016 group_case_labels_stmt.
4017 (gimple_redirect_edge_and_branch): Remember index of affected BB.
4019 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
4021 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
4024 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
4026 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
4028 2010-04-13 Jan Hubicka <jh@suse.cz>
4030 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
4031 of optimized out static functions.
4032 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
4033 cost computation. Also sanity check for overflows.
4034 (update_caller_keys): Update cgraph_edge_badness call; properly
4035 update fibheap and sanity check that it is up to date.
4036 (add_new_edges_to_heap): Update cgraph_edge_badness.
4037 (cgraph_decide_inlining_of_small_function): Likewise;
4038 add sanity checking that badness in heap is up to date;
4039 improve dumping of reason; Update badness of calls to the
4040 offline copy of function currently inlined; dump badness
4041 of functions not inlined because of unit growth limits.
4043 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
4046 * c-common.c (pointer_int_sum): Disregard overflow that occured only
4047 because of sign-extension change when converting to sizetype here...
4048 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
4050 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
4051 the folding to constants. Remove redundant final conversion.
4052 (fold_binary) <associate>: Do not associate if the re-association of
4053 constants alone overflows.
4054 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
4055 to the end of the list.
4056 (multiple_of_p) <COND_EXPR>: New case.
4058 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
4060 * opt-functions.awk (opt_sanitized_name): New.
4062 * optc-gen.awk: Use it
4063 * opth-gen.awk: Use it.
4065 2010-04-13 Martin Jambor <mjambor@suse.cz>
4067 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
4068 (sra_modify_assign): Delete stmts loading dead data even if racc has no
4069 children. Call replace_uses_with_default_def_ssa_name to handle
4072 2010-04-13 Michael Matz <matz@suse.de>
4075 * builtins.c (expand_builtin_interclass_mathfn): Also create
4076 a register if the predicate doesn't match.
4078 2010-04-13 Diego Novillo <dnovillo@google.com>
4080 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
4081 * c-pch.c: Include timevar.h.
4082 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
4083 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
4084 * ggc-common.c: Include timevar.h.
4085 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
4086 * timevar.def (TV_PCH_SAVE): Define.
4087 (TV_PCH_CPP_SAVE): Define.
4088 (TV_PCH_PTR_REALLOC): Define.
4089 (TV_PCH_PTR_SORT): Define.
4090 (TV_PCH_RESTORE): Define.
4091 (TV_PCH_CPP_RESTORE): Define.
4093 2010-04-13 Michael Matz <matz@suse.de>
4095 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
4097 (can_reassociate_p): New function.
4098 (break_up_subtract_bb, reassociate_bb): Use it.
4100 2010-04-13 Richard Guenther <rguenther@suse.de>
4103 * builtins.c (c_readstr): Fix assert.
4105 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
4107 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
4108 when generating cltd insn.
4110 (*ashl<mode>3_1): Remove special handling for register operand 2.
4111 (*ashlsi3_1_zext): Ditto.
4112 (*ashlhi3_1): Ditto.
4113 (*ashlhi3_1_lea): Ditto.
4114 (*ashlqi3_1): Ditto.
4115 (*ashlqi3_1_lea): Ditto.
4116 (*<shiftrt_insn><mode>3_1): Ditto.
4117 (*<shiftrt_insn>si3_1_zext): Ditto.
4118 (*<shiftrt_insn>qi3_1_slp): Ditto.
4119 (*<rotate_insn><mode>3_1): Ditto.
4120 (*<rotate_insn>si3_1_zext): Ditto.
4121 (*<rotate_insn>qi3_1_slp): Ditto.
4123 2010-04-13 Richard Guenther <rguenther@suse.de>
4125 * tree-ssa-structalias.c (callused_id): Remove.
4126 (call_stmt_vars): New.
4127 (get_call_vi): Likewise.
4128 (lookup_call_use_vi): Likewise.
4129 (lookup_call_clobber_vi): Likewise.
4130 (get_call_use_vi): Likewise.
4131 (get_call_clobber_vi): Likewise.
4132 (make_transitive_closure_constraints): Likewise.
4133 (handle_const_call): Adjust to do per-call call-used handling.
4134 (handle_pure_call): Likewise.
4135 (find_what_var_points_to): Remove general callused handling.
4136 (init_base_vars): Likewise.
4137 (init_alias_vars): Initialize call_stmt_vars.
4138 (compute_points_to_sets): Process call-used and call-clobbered
4139 vars for call statements.
4140 (delete_points_to_sets): Free call_stmt_vars.
4142 2010-04-13 Richard Guenther <rguenther@suse.de>
4144 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
4145 Only add RW dependence for dependence distance zero.
4146 Adjust maximal vectorization factor according to dependences.
4147 Move alignment handling ...
4148 (vect_find_same_alignment_drs): ... here. New function.
4149 (vect_analyze_data_ref_dependences): Adjust.
4150 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
4151 (vect_analyze_data_refs): Adjust minimal vectorization factor
4152 according to data references.
4153 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
4154 dependences before determining the vectorization factor.
4155 Analyze alignment after determining the vectorization factor.
4156 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
4157 dependences before alignment.
4158 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
4160 (vect_analyze_data_refs): Likewise.
4161 (MAX_VECTORIZATION_FACTOR): New define.
4163 2010-04-13 Duncan Sands <baldrick@free.fr>
4165 * except.h (lang_eh_type_covers): Remove.
4166 * except.c (lang_eh_type_covers): Likewise.
4168 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4169 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4171 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
4172 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
4173 UNITS_PER_LONG where it is ABI relevant.
4174 (s390_return_addr_rtx): Likewise.
4175 (s390_back_chain_rtx): Likewise.
4176 (s390_frame_area): Likewise.
4177 (s390_frame_info): Likewise.
4178 (s390_initial_elimination_offset): Likewise.
4179 (save_gprs): Likewise.
4180 (s390_emit_prologue): Likewise.
4181 (s390_emit_epilogue): Likewise.
4182 (s390_function_arg_advance): Likewise.
4183 (s390_function_arg): Likewise.
4184 (s390_va_start): Likewise.
4185 (s390_gimplify_va_arg): Likewise.
4186 (s390_function_profiler): Likewise.
4187 (s390_optimize_prologue): Likewise.
4188 (s390_rtx_costs): Likewise.
4189 (s390_secondary_reload): Likewise.
4190 (s390_promote_function_mode): Likewise.
4191 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
4192 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
4193 registers available.
4194 (s390_unwind_word_mode): New function.
4195 (s390_function_value): Split 64 bit values into register pair if
4196 used as return value.
4197 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
4198 function call parameters. Handle parallels.
4199 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
4200 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
4201 (DWARF_CIE_DATA_ALIGNMENT): New macro.
4202 (s390_expand_setmem): Remove unused variable src_addr.
4203 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
4204 deal with 64 bit registers.
4205 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
4206 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
4207 (UNITS_PER_LONG): New macro.
4208 * libjava/include/s390-signal.h: Define extended ucontext
4209 structure containing the upper halfs of the 64 bit registers.
4211 2010-04-13 Simon Baldwin <simonb@google.com>
4213 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
4215 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
4217 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
4218 rvalue on the RHS if the LHS is of a non-renamable type.
4219 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
4221 2010-04-13 Matthias Klose <doko@ubuntu.com>
4223 * gcc.c (cc1_options): Handle -iplugindir before processing
4224 the cc1 spec. Only add -iplugindir once.
4225 (cpp_unique_options): Add -iplugindir option if -fplugin* options
4227 * common.opt (iplugindir): Remove `Separate' property, initialize.
4228 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
4230 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
4231 (distclean): Remove plugin dir.
4232 * doc/invoke.texi: Document -iplugindir.
4234 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
4236 * doc/plugins.texi (Loading Plugins): Document short
4237 -fplugin=foo option.
4238 (Plugin API): Mention default_plugin_dir_name function.
4240 * gcc.c (find_file_spec_function): Add new declaration.
4241 (static_spec_func): Use it for "find-file".
4242 (find_file_spec_function): Add new function.
4243 (cc1_options): Add -iplugindir option if -fplugin* options found.
4245 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
4247 * plugin.c (add_new_plugin): Updated comment, and handle short
4249 (default_plugin_dir_name): Added new function.
4251 * common.opt (iplugindir): New option to set the plugin directory.
4253 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
4255 * config/i386/i386.md (any_rotate): New code iterator.
4256 (rotate_insn): New code attribute.
4258 (SWIM124): New mode iterator.
4259 (<rotate_insn>ti3): New expander.
4260 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
4261 any_rotate code iterator.
4262 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
4263 using any_rotate code iterator and SWIM124 mode iterator.
4264 (ix86_rotlti3): New insn_and_split pattern.
4265 (ix86_rotrti3): Ditto.
4266 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
4267 ix86_rotl{di,ti}3 patterns.
4268 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
4269 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
4270 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
4271 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
4272 code iterator and SWI mode iterator.
4273 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
4274 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
4276 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
4277 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
4278 (bswap rotatert splitter): Add splitter.
4279 (bswap splitter): Macroize splitter using any_rotate code iterator.
4280 Add insn predicate to split only for TARGET_USE_XCHGB or when
4281 optimizing function for size.
4283 2010-04-12 Steve Ellcey <sje@cup.hp.com>
4285 * config/pa/pa.c (emit_move_sequence): Remove use of
4286 deleted variable flag_argument_noalias.
4288 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4290 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
4292 Add to unsupported targets list.
4293 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
4294 sparc*-sun-solaris2.[567]* from target lists.
4295 * configure: Regenerate.
4296 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
4298 Remove Solaris 7 patch references.
4299 (Specific, sparc-sun-solaris2.7): Removed.
4300 (sparc-sun-solaris2*): Update Solaris 7 example.
4301 (sparc64-*-solaris2*): Likewise.
4303 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4305 * config.build (alpha*-dec-osf4*): Remove.
4306 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
4307 of obsolete configurations.
4308 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
4310 * config/alpha/t-osf4: Renamed to ...
4311 * config/alpha/t-osf5: ... this.
4312 * config/alpha/osf.h: Renamed to ...
4313 * config/alpha/osf5.h: ... this.
4314 Merged old osf5.h contents.
4316 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
4317 (EXTRA_SPECS): Removed.
4318 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
4319 reflect removal of Tru64 UNIX V4.0/V5.0 support.
4322 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4324 * doc/contrib.texi (Contributors, Rainer Orth): Update.
4326 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
4329 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
4330 __thiscall convention.
4332 2010-04-12 Steve Ellcey <sje@cup.hp.com>
4334 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
4336 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
4338 2010-04-12 Steve Ellcey <sje@cup.hp.com>
4340 * function.c (assign_parms_initialize_all): Add unused attribute
4343 2010-04-12 Richard Guenther <rguenther@suse.de>
4345 * gsstruct.def (GSS_CALL): New.
4346 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
4347 * gimple.h: Include tree-ssa-alias.h.
4348 (struct gimple_statement_call): New.
4349 (union gimple_statement_struct_d): Add gimple_call member.
4350 (gimple_call_reset_alias_info): Declare.
4351 (gimple_call_use_set): New function.
4352 (gimple_call_clobber_set): Likewise.
4353 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
4354 * gimple.c (gimple_call_reset_alias_info): New function.
4355 (gimple_build_call_1): Call it.
4356 * lto-streamer-in.c (input_gimple_stmt): Likewise.
4357 * tree-inline.c (remap_gimple_stmt): Likewise.
4358 (expand_call_inline): Remove callused handling.
4359 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
4360 * tree-dfa.c (dump_variable): Likewise.
4361 * tree-parloops.c (parallelize_loops): Likewise.
4362 * tree-ssa.c (init_tree_ssa): Likewise.
4363 (delete_tree_ssa): Likewise.
4364 * tree-flow-inline.h (is_call_used): Remove.
4365 * tree-flow.h (struct gimple_df): Remove callused member.
4366 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
4367 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
4368 (ref_maybe_used_by_call_p_1): Simplify.
4369 (call_may_clobber_ref_p_1): Likewise.
4370 * tree-ssa-structalias.c (compute_points_to_sets): Set
4371 the call stmt used and clobbered sets.
4372 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
4373 (find_tail_calls): Verify the tail call.
4375 2010-04-12 Richard Guenther <rguenther@suse.de>
4377 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
4378 single-iteration always-inline inlining.
4379 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
4380 (cgraph_decide_inlining): Do not handle always-inline specially.
4381 (try_inline): Remove always-inline cycle detection special case.
4382 Do not recurse on always-inlines.
4383 (cgraph_early_inlining): Do not iterate if not optimizing.
4384 (cgraph_gate_early_inlining): remove.
4385 (pass_early_inline): Run unconditionally.
4386 (gate_cgraph_decide_inlining): New function.
4387 (pass_ipa_inline): Use it. Do not run the IPA inliner if
4388 not inlining or optimizing.
4389 (cgraph_decide_inlining_of_small_functions): Also consider
4390 always-inline functions.
4391 (cgraph_default_inline_p): Return true for nodes which should
4392 disregard inline limits.
4393 (estimate_function_body_sizes): Assume zero size and time for
4394 nodes which are marked as disregarding inline limits.
4395 (cgraph_decide_recursive_inlining): Do not perform recursive
4396 inlining on always-inline nodes.
4398 2010-04-12 Jakub Jelinek <jakub@redhat.com>
4401 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
4402 for exprs satisfying handled_component_p.
4404 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
4406 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
4407 non-constant aggregate elements.
4409 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
4410 is a real initialization.
4412 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
4415 * c-decl.c (start_function): Move forward check for nested function.
4417 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
4419 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
4420 * config/sh/sh.c: Include reload.h.
4421 (sh_legitimize_reload_address): New.
4422 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
4423 sh_legitimize_reload_address.
4425 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
4427 * config/sh/sh.md (*movqi_pop): New insn pattern.
4428 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
4430 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
4432 * config/i386/i386.md (any_shiftrt): New code iterator.
4433 (shiftrt_insn): New code attribute.
4435 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
4436 using any_shiftrt code iterator.
4437 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
4438 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
4439 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
4440 pattern from corresponding peephole2 patterns.
4441 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
4442 using any_shiftrt code iterator.
4443 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
4444 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
4445 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
4446 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
4447 *{ashr,lshr}<mode>3_cmp_zext.
4448 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
4450 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
4452 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
4454 (*lshr<mode>3_cconly): Ditto.
4456 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
4458 * config/i386/i386.md (lshr<mode>3): Macroize expander from
4459 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
4460 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
4461 pattern from *lshr{di,ti}3_1 and corresponding splitters using
4463 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
4464 from corresponding peephole2 patterns.
4465 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
4466 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
4467 and *lshrdi3_1_rex64 using SWI mode iterator.
4468 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
4469 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
4470 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
4471 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
4472 and *lshrdi3_cmp_rex64 using SWI mode iterator.
4473 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
4474 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
4475 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
4476 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
4479 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
4481 * config/i386/i386.md (ashr<mode>3): Macroize expander from
4482 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
4483 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
4484 pattern from *ashr{di,ti}3_1 and corresponding splitters using
4486 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
4487 from corresponding peephole2 patterns.
4488 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
4489 (ashrsi3_cvt): Rename from ashrsi3_31.
4490 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
4491 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
4492 and x86_64_shift_adj_3 using SWI48 mode iterator.
4493 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
4494 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
4495 and *ashrdi3_1_rex64 using SWI mode iterator.
4496 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
4497 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
4498 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
4499 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
4500 and *ashrdi3_cmp_rex64 using SWI mode iterator.
4501 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
4502 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
4503 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
4504 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
4506 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
4507 * config/i386/i386.c (ix86_split_ashr): Update for renamed
4508 x86_shift<mode>_adj_3 expanders.
4510 2010-04-10 Wei Guozhi <carrot@google.com>
4513 * config/arm/arm.c (arm_pic_static_addr): New function.
4514 (legitimize_pic_address): Call arm_pic_static_addr when it detects
4516 (arm_output_addr_const_extra): Output expression for new pattern.
4517 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
4519 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
4521 * ira-costs.c (record_reg_classes): Ignore alternatives that are
4524 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
4525 * web.c: Include "insn-config.h" and "recog.h".
4526 (union_match_dups): New function.
4527 (web_main): Call it.
4528 (union_defs): Don't try to recognize match_dups.
4530 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
4531 if doing so would replace the entire pattern.
4533 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
4537 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
4538 and splitter pattern. Change splitter operand 1 predicate to
4541 2010-04-09 Martin Jambor <mjambor@suse.cz>
4543 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
4544 lattices are addresses of CONST_DECLs with the same initial value.
4545 (ipcp_print_all_lattices): Print values of CONST_DECLs.
4546 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
4548 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
4549 Bernd Schmidt <bernds@codesourcery.com>
4551 * loop-invariant.c (replace_uses): New static function.
4552 (move_invariant_reg): Use it to ensure we can replace the uses.
4554 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
4556 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
4558 (picochip_override_options): Enable section anchors only above -O1.
4559 (picochip_reorg): Fixed a couple of build warnings.
4561 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4563 * configure.ac (plugin -rdynamic test): Log result.
4564 * configure: Regenerate.
4565 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
4566 (RDYNAMIC_SPEC): Define.
4567 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
4569 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4571 * configure.ac: Determine Sun ld version numbers.
4572 (comdat_group): Restrict GNU ld version checks to gld.
4573 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
4574 (enable_comdat): Support --enable-comdat.
4575 * configure: Regenerate.
4576 * doc/install.texi (Configuration): Document --enable-comdat.
4578 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4580 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
4581 * config/sol2-gld.h: ... here.
4582 * config.gcc (sparc*-*-solaris2*): Reflect this.
4583 (i[34567]86-*-solaris2*): Use it.
4585 2010-04-09 Steve Ellcey <sje@cup.hp.com>
4587 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
4589 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
4591 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
4594 * diagnostic.c (diagnostic_initialize): Initialize
4595 some_warnings_are_errors.
4596 (diagnostic_finish): New.
4597 (diagnostic_action_after_output): Call it before exiting.
4598 (diagnostic_report_diagnostic): Do not print message here. Set
4599 some_warnings_are_errors.
4600 * diagnostic.h (diagnostic_context): Delete
4601 issue_warnings_are_errors_message. Add some_warnings_are_errors.
4602 (diagnostic_finish): Declare.
4603 * toplev.c (toplev_main): Call it before exit.
4605 2010-04-09 Jason Merrill <jason@redhat.com>
4608 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
4609 for incomplete type.
4612 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
4613 based on a warning flag.
4615 2010-04-09 Richard Guenther <rguenther@suse.de>
4617 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
4619 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
4622 * varasm.c (default_assemble_visibility): Wrap vars that are
4623 set, but unused, by targets without GAS.
4624 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
4625 Remove set, but unused, vars.
4626 (rs6000_legitimize_tls_address): Likewise.
4627 (altivec_expand_dst_builtin): Likewise.
4628 * config/darwin.c (machopic_classify_symbol): Likewise.
4629 (machopic_indirection_name): Likewise.
4631 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
4633 * config/i386/i386.md (DWI): New mode iterator.
4634 (S): New mode attribute.
4635 (shift_operand): Ditto.
4636 (shift_immediate_operand): Ditto.
4637 (ashl_input_operand): Ditto.
4638 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
4639 using SDWIM mode iterator.
4640 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
4641 pattern from *ashl{di,ti}3_1 and corresponding splitters using
4643 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
4644 from corresponding peephole2 patterns.
4645 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
4646 and x86_64_shift_adj_1 using SWI48 mode iterator.
4647 (x86_shift<mode>_adj_2): Ditto.
4648 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
4649 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
4650 using SWI48 mode iterator.
4651 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
4652 *ashldi3_cmp_rex64 using SWI mode iterator.
4653 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
4654 *ashldi3_cconly_rex64 using SWI mode iterator.
4655 * config/i386/i386.c (ix86_split_ashl): Update for renamed
4656 x86_shift<mode>_adj_{1,2}.
4657 (ix86_split_ashr): Ditto.
4658 (ix86_split_lshr): Ditto.
4660 2010-04-09 Richard Guenther <rguenther@suse.de>
4662 * target.h (builtin_conversion): Pass in input and output types.
4663 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
4664 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
4665 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
4666 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
4668 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
4670 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
4672 2010-04-09 Richard Guenther <rguenther@suse.de>
4675 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
4677 2010-04-09 Richard Guenther <rguenther@suse.de>
4679 * tree-vectorizer.h (struct _stmt_vec_info): Document
4680 that vectype is the type of the LHS.
4681 (supportable_widening_operation, supportable_narrowing_operation):
4682 Get both input and output vector types as arguments.
4683 (vect_is_simple_use_1): Declare.
4684 (get_same_sized_vectype): Likewise.
4685 * tree-vect-loop.c (vect_determine_vectorization_factor):
4686 Set STMT_VINFO_VECTYPE to the vector type of the def.
4687 (vectorizable_reduction): Adjust.
4688 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
4689 Adjust. Specify the output vector type.
4690 (vect_pattern_recog_1): Adjust.
4691 * tree-vect-stmts.c (get_same_sized_vectype): New function.
4692 (vectorizable_call): Adjust.
4693 (vectorizable_conversion): Likewise.
4694 (vectorizable_operation): Likewise.
4695 (vectorizable_type_demotion): Likewise.
4696 (vectorizable_type_promotion): Likewise.
4697 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
4699 (vect_is_simple_use_1): New function.
4700 (supportable_widening_operation): Get both input and output
4702 (supportable_narrowing_operation): Likewise.
4703 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
4705 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
4707 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
4708 __thiscall and _thiscall as predefined macros.
4709 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
4710 thiscall attribute handling.
4711 (ix86_comp_type_attributes): Likewise.
4712 (ix86_function_regparm): Likewise.
4713 (ix86_return_pops_args): Likewise.
4714 (init_cumulative_args): Likewise.
4715 (find_drap_reg): Likewise.
4716 (ix86_static_chain): Likewise.
4717 (x86_this_parameter): Likewise.
4718 (x86_output_mi_thunk): Likewise.
4719 (ix86_attribute_table): Add description for thiscall attribute.
4720 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
4721 * doc/extend.texi: Add documentation for thiscall.
4723 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
4726 * c.opt (Wint-to-pointer-cast): Available in C++.
4727 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
4729 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
4731 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
4732 * calls.c (expand_call): Pass the function type to aggregate_value_p.
4733 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
4734 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
4735 function type instead. Reorder and simplify checks.
4737 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
4739 2010-04-08 Jing Yu <jingyu@google.com>
4740 Zdenek Dvorak <ook@ucw.cz>
4742 PR tree-optimization/42720
4743 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
4744 loop unswitch conditions here from ...
4745 (tree_unswitch_single_loop): ... here.
4747 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
4749 * tree-if-conv.c: Fix comments and simplify logic.
4751 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
4753 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
4754 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
4755 (main_tree_if_conversion): Update call to tree_if_conversion.
4757 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
4760 * doc/invoke.texi (-b,-V): Delete.
4761 * doc/tm.texi: Do not mention -b.
4762 * gcc.c (display_help): Delete -b and -V.
4763 (process_command): Delete -b and -V.
4764 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
4766 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
4767 Wolfgang Gellerich <gellerich@de.ibm.com>
4769 Implement target hook for loop unrolling
4770 * target.h (loop_unroll_adjust): Add a new target hook function.
4771 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
4772 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
4773 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
4774 (s390_loop_unroll_adjust): Implement the new target hook for s390.
4775 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
4777 (decide_unroll_stupid): Likewise.
4779 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4782 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
4784 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4786 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
4787 (Specific, *-*-solaris2*): Likewise.
4788 Don't prefer Sun as over GNU as.
4790 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
4792 * config/s390/s390.c (override_options): Adjust the z10 defaults
4793 for max-unroll-times, max-completely-peeled-insns
4794 and max-completely-peel-times.
4796 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4798 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
4799 instructions for z10.
4800 (s390_expand_setmem): Likewise.
4801 (s390_expand_cmpmem): Likewise.
4803 2010-04-08 Richard Guenther <rguenther@suse.de>
4805 PR tree-optimization/43679
4806 * tree-ssa-pre.c (eliminate): Only propagate copies.
4808 2010-04-08 Jakub Jelinek <jakub@redhat.com>
4811 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
4812 set but not used variable warning.
4814 2010-04-08 Wei Guozhi <carrot@google.com>
4817 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
4818 (arm_size_rtx_costs): Call the new function when optimized for size.
4820 2010-04-08 Jakub Jelinek <jakub@redhat.com>
4823 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
4824 op0 is not a MEM, just return NULL instead of assertion
4826 (discover_nonconstant_array_refs): Don't walk debug stmts.
4828 2010-04-08 Doug Kwan <dougkwan@google.com>
4830 * configure.ac: Recognize gold and do not use its version number
4831 to test ld features.
4832 * configure: Regenerate.
4834 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
4837 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
4838 (negate_value): Move code to push elements to broken_up_substracts ...
4839 (eliminate_plus_minus_pair): ... here. Push operands that have no
4840 negative pair to plus_negates.
4841 (repropagate_negates, init_reassoc, fini_reassoc): Update.
4843 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4845 * doc/install.texi (Configuration): Move description of
4846 --enable-lto, --with-libelf*, --enable-gold from Java section to
4849 * doc/generic.texi (Working with declarations)
4850 (Function Properties, C and C++ Trees): Fix typos.
4851 * doc/sourcebuild.texi (Top Level): Likewise.
4853 2010-04-07 Jakub Jelinek <jakub@redhat.com>
4856 * tree.h (DECL_READ_P): Define.
4857 (struct tree_decl_common): Add decl_read_flag.
4858 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
4859 a set but not used warning.
4860 (merge_decls): Merge DECL_READ_P flag.
4861 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
4862 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
4863 * c-common.c (handle_used_attribute, handle_unused_attribute):
4865 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
4867 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
4869 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
4870 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
4871 c_parser_binary_expression, c_parser_cast_expression,
4872 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
4873 Call default_function_array_read_conversion instead of
4874 default_function_array_conversion where needed.
4875 (c_parser_unary_expression, c_parser_conditional_expression,
4876 c_parser_postfix_expression_after_primary, c_parser_initelt):
4877 Likewise. Call mark_exp_read where needed.
4878 (c_parser_statement_after_labels, c_parser_asm_operands,
4879 c_parser_typeof_specifier, c_parser_sizeof_expression,
4880 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
4882 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
4884 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
4885 (warn_unused_but_set_parameter): Default to warn_unused
4887 * doc/invoke.texi: Document -Wunused-but-set-variable and
4888 -Wunused-but-set-parameter.
4890 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
4891 used count variable.
4892 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
4893 when operandN variables aren't used in the body of the expander
4895 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
4896 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
4897 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
4898 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
4899 FOR_EACH_IMM_USE_ON_STMT): Likewise.
4900 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
4901 * tree.c (PROCESS_ARG): Likewise.
4903 2010-04-07 Simon Baldwin <simonb@google.com>
4905 * diagnostic.h (diagnostic_override_option_index): New macro to
4906 set a diagnostic's option_index.
4907 * c-tree.h (c_cpp_error): Add warning reason argument.
4908 * opts.c (_warning_as_error_callback): New.
4909 (register_warning_as_error_callback): Store callback for
4910 warnings enabled via enable_warning_as_error.
4911 (enable_warning_as_error): Call callback, minor code tidy.
4912 * opts.h (register_warning_as_error_callback): Declare.
4913 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
4914 response to -Werror=.
4915 (c_common_init_options): Register warning_as_error_callback in opts.c.
4916 * common.opt: Add -Wno-cpp option.
4917 * c-common.c (struct reason_option_codes_t): Map cpp warning
4918 reason codes to gcc option indexes.
4919 * (c_option_controlling_cpp_error): New function, lookup the gcc
4920 option index for a cpp warning reason code.
4921 * (c_cpp_error): Add warning reason argument, call
4922 c_option_controlling_cpp_error for diagnostic_override_option_index.
4923 * doc/invoke.texi: Document -Wno-cpp.
4925 2010-04-07 Richard Guenther <rguenther@suse.de>
4927 * ipa-reference.c (mark_load): Use get_base_address.
4928 (mark_store): Likewise.
4930 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
4931 inserting GIMPLE_NOPs into the IL.
4932 * tree-ssa-structalias.c (get_constraint_for_component_ref):
4933 Explicitly strip handled components and indirect references.
4935 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
4936 folding address expressions.
4937 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
4938 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
4939 operand_equal_p to compare decls.
4940 (ptr_deref_may_alias_decl_p): Likewise.
4941 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
4942 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
4943 Handle reversed comparison ops.
4944 * tree-sra.c (asm_visit_addr): Use get_base_address.
4945 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
4946 * ipa-reference.c (mark_address): Use get_base_address.
4948 2010-04-07 Richard Guenther <rguenther@suse.de>
4950 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
4951 Propagate constants everywhere.
4953 2010-04-07 Jakub Jelinek <jakub@redhat.com>
4956 * tree.c (MAX_INT_CACHED_PREC): Define.
4957 (nonstandard_integer_type_cache): New array.
4958 (build_nonstandard_integer_type): Cache results for precision
4959 <= MAX_INT_CACHED_PREC.
4961 2010-04-07 Richard Guenther <rguenther@suse.de>
4963 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
4964 -fargument-noalias-global, -fargument-noalias-anything): Remove.
4965 * common.opt: Likewise.
4966 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
4967 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
4968 (nonoverlapping_memrefs_p): Likewise.
4969 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
4970 * opts.c (common_handle_option): Handle OPT_fargument_alias,
4971 OPT_fargument_noalias, OPT_fargument_noalias_anything and
4972 OPT_fargument_noalias_global for backward compatibility.
4974 2010-04-07 Richard Guenther <rguenther@suse.de>
4976 PR tree-optimization/43270
4977 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
4978 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
4979 * tree-ssa-pre.c (phi_translate_1): Adjust.
4980 (fully_constant_expression): Split out vn_reference handling to ...
4981 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
4982 Fold reads from constant strings.
4983 (vn_reference_lookup): Handle fully constant references.
4984 (vn_reference_lookup_pieces): Likewise.
4985 * Makefile.in (expmed.o-warn): Add -Wno-error.
4987 2010-04-07 Martin Jambor <mjambor@suse.cz>
4989 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
4991 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
4994 * gcc.c: Add -static-libstdc++ to list of recognized options.
4996 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4998 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
5000 2010-04-07 Richard Guenther <rguenther@suse.de>
5003 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
5004 bases build simple mem attributes to retain points-to information.
5006 2010-04-07 Richard Guenther <rguenther@suse.de>
5009 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
5010 preserve points-to related information.
5012 2010-04-07 Richard Guenther <rguenther@suse.de>
5015 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
5016 discard plain indirect references.
5017 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
5018 * tree.c (tree_nop_conversion): Likewise.
5020 2010-04-07 Dodji Seketeli <dodji@redhat.com>
5023 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
5025 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
5027 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
5028 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
5030 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
5032 * tree-if-conv.c: Fix indentation and comments.
5034 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
5036 * tree-if-conv.c: Sort static functions in topological order.
5038 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
5040 * tree-if-conv.c: Fix indentation and comments.
5042 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
5045 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
5046 lang_hooks.types.type_for_size instead of
5047 build_nonstandard_integer_type.
5048 When converting an unsigned type to signed, double its precision.
5049 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
5050 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
5051 (graphite_create_new_loop_guard): When ub + 1 wraps around,
5054 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
5057 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
5058 POINTER_PLUS_EXPR for pointer types.
5060 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
5063 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
5064 * graphite-clast-to-gimple.c: Include langhooks.h.
5065 (max_signed_precision_type): New.
5066 (max_precision_type): Takes two types as arguments.
5067 (precision_for_value): New.
5068 (precision_for_interval): New.
5069 (gcc_type_for_interval): New.
5070 (gcc_type_for_value): New.
5071 (gcc_type_for_clast_term): New.
5072 (gcc_type_for_clast_red): New.
5073 (gcc_type_for_clast_bin): New.
5074 (gcc_type_for_clast_expr): Split up into several functions.
5075 (gcc_type_for_clast_eq): Rewritten.
5076 (compute_bounds_for_level): New.
5077 (compute_type_for_level_1): New.
5078 (compute_type_for_level): New.
5079 (gcc_type_for_cloog_iv): Removed.
5080 (gcc_type_for_iv_of_clast_loop): Rewritten.
5081 (graphite_create_new_loop): Compute the lower and upper bound types
5082 with gcc_type_for_clast_expr.
5083 (graphite_create_new_loop_guard): Same.
5084 (find_cloog_iv_in_expr): Removed.
5085 (compute_cloog_iv_types_1): Removed.
5086 (compute_cloog_iv_types): Removed.
5087 (gloog): Do not call compute_cloog_iv_types.
5088 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
5090 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
5091 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
5092 (GBB_CLOOG_IV_TYPES): Removed.
5094 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
5096 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
5097 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
5098 (detect_commutative_reduction): Same.
5100 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
5102 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
5103 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
5105 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
5106 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
5107 (rewrite_commutative_reductions_out_of_ssa): Same.
5108 * passes.c (execute_function_todo): Call verify_ssa for every pass
5109 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
5110 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
5111 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
5112 with an extra argument.
5113 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
5114 verify_ssa only when the extra argument is true.
5115 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
5116 with an extra argument.
5117 (tree_transform_and_unroll_loop): Same.
5119 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
5121 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
5122 for all the passes of the LNO having LOOP_CLOSED_SSA.
5123 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
5124 * tree-loop-distribution.c (pass_loop_distribution): Same.
5125 * tree-pass.h (TODO_verify_loops): Removed.
5126 * tree-ssa-loop.c (pass_tree_loop_init): Same.
5128 (pass_tree_unswitch): Same.
5129 (pass_predcom): Same.
5130 (pass_vectorize): Same.
5131 (pass_linear_transform): Same.
5132 (pass_graphite_transforms): Same.
5133 (pass_iv_canon): Same.
5134 (pass_complete_unroll): Same.
5135 (pass_complete_unrolli): Same.
5136 (pass_parallelize_loops): Same.
5137 (pass_loop_prefetch): Same.
5138 (pass_iv_optimize): Same.
5140 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
5143 * passes.c (init_optimization_passes): Move pass_lim before
5144 pass_copy_prop and pass_dce_loop.
5146 2010-04-06 Jakub Jelinek <jakub@redhat.com>
5149 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
5150 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
5151 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
5152 MULTI_* defines for 4 argument vpermil2p* builtins.
5154 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
5156 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
5157 * config/i386/i386.c (x86_maybe_negate_const_int): New.
5158 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
5159 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
5160 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
5161 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
5162 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
5163 Use x86_maybe_negate_const_int to output insn mnemonic.
5164 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
5165 check from instruction predicate. Update comments.
5166 * config/i386/sync.md (sync_add<mode>): Use
5167 x86_maybe_negate_const_int to output insn mnemonic.
5169 2010-04-06 Jan Hubicka <jh@suse.cz>
5171 PR tree-optimization/42906
5172 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
5173 IGNORE_SELF argument. Set visited_control_parents for fully
5175 (find_obviously_necessary_stmts): Update call of
5176 mark_control_dependent_edges_necessary.
5177 (propagate_necessity): Likewise. Handle PHI edges more curefully.
5179 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
5181 * config/i386/i386.md: Remove comment about 'e' and 'E'
5184 2010-04-06 Richard Guenther <rguenther@suse.de>
5186 PR tree-optimization/43627
5187 * tree-vrp.c (extract_range_from_unary_expr): Widenings
5188 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
5191 2010-04-06 Jakub Jelinek <jakub@redhat.com>
5193 * BASE-VER: Change to 4.6.0.
5196 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
5199 2010-04-06 Richard Guenther <rguenther@suse.de>
5202 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
5204 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5206 * doc/invoke.texi (Optimize Options): Document that LTO
5207 won't remove object access purely due to incompatible
5210 2010-04-04 Matthias Klose <doko@ubuntu.com>
5212 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
5213 Initialize variable.
5215 2010-04-03 Richard Guenther <rguenther@suse.de>
5218 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
5219 require a non-NULL MEM_OFFSET.
5221 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
5223 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
5224 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
5225 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
5226 config/alpha/predicates.md, config/arm/arm.md,
5227 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
5228 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
5229 config/darwin9.h, config/darwin.c, config/darwin.h,
5230 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
5231 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
5232 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
5233 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
5234 config/mips/mips.md, config/mn10300/mn10300.c,
5235 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
5236 config/rs6000/aix.h, config/rs6000/dfp.md,
5237 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
5238 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
5239 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
5240 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
5241 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
5242 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
5243 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
5244 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
5245 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
5246 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
5247 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
5248 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
5249 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
5250 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
5251 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
5252 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
5253 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
5254 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
5255 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
5256 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
5257 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
5258 opt-functions.awk, opth-gen.awk, params.def, passes.c,
5259 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
5260 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
5261 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
5262 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
5263 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
5264 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
5265 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
5266 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
5267 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
5268 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
5269 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
5270 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
5271 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
5272 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
5274 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5277 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
5278 * aclocal.m4: Regenerate.
5280 2010-04-02 Richard Guenther <rguenther@suse.de>
5282 PR tree-optimization/43629
5283 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
5284 if we have seen a constant value.
5286 2010-04-02 Joseph Myers <joseph@codesourcery.com>
5288 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
5290 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
5293 * arm.c (legitimize_tls_address): Adjust call to
5294 gen_tls_load_dot_plus_four.
5295 (arm_note_pic_base): New function.
5296 (arm_cannot_copy_insn_p): Use it.
5297 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
5300 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5305 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5307 * Makefile.in ($(out_object_file)): Depend on
5308 gt-$(basename $(notdir $(out_file))).h.
5310 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
5312 * config.gcc (lm32-*-rtems*): Add t-lm32.
5314 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
5316 * config.gcc: Add lm32-*-rtems*.
5317 * config/lm32/rtems.h: New file.
5319 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
5322 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
5324 2010-04-01 Jakub Jelinek <jakub@redhat.com>
5326 * dwarf2out.c (output_compilation_unit_header): For
5327 -gdwarf-4 use version 4 instead of version 3.
5328 (output_line_info): For version 4 and above emit additional
5329 maximum ops per insn header field.
5330 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
5332 * dwarf2out.c (is_c_family, is_java): Remove.
5333 (lower_bound_default): New function.
5334 (add_bound_info, gen_descr_array_type_die): Use it.
5336 2010-04-01 Dodji Seketeli <dodji@redhat.com>
5339 * dwarf2out.c (gen_variable_die): Allow debug info for variable
5340 re-declaration when it happens in a function.
5342 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
5344 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
5345 (cgraph_remove_function_insertion_hook): Same.
5346 (cgraph_call_function_insertion_hooks): Same.
5348 2010-04-01 Richard Guenther <rguenther@suse.de>
5351 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
5352 and TREE_THIS_VOLATILE.
5353 (copy_ref_info): Likewise.
5354 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
5355 * tree.c (build6_stat): Ignore side-effects of all but arg5
5356 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
5359 2010-04-01 Richard Guenther <rguenther@suse.de>
5361 PR tree-optimization/43607
5362 * ipa-type-escape.c (check_call): Do not access non-existing
5365 2010-04-01 Richard Guenther <rguenther@suse.de>
5369 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
5370 Jack Howarth <howarth@bromo.med.uc.edu>
5372 * tree-profile.c (tree_init_ic_make_global_vars): Make static
5375 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5377 * doc/install.texi (Prerequisites): Document libelf usability on
5378 IRIX 5/6 and Solaris 2.
5379 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
5380 Update GNU as, GNU ld requirements.
5381 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
5382 Document Sun Studio compiler download.
5383 Update and simplify as, ld recommendations.
5384 (Specific, *-*-solaris2.7): Note obsoletion, removal.
5386 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5388 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
5389 with_tune_32 to pentium4.
5391 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
5393 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
5395 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5397 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
5398 obsoletion, removal.
5400 Document GNU as requirement.
5401 Update configure requirements.
5402 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
5403 Recomment IRIX 6.5.18+.
5404 Document IDF/IDL requirement.
5405 Document GNU as requirement.
5406 Document GNU ld bootstrap failure.
5407 Remove freeware.sgi.com reference.
5409 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5411 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
5412 UNIX V4.0, V5.0 obsoletion, removal.
5413 Remove --with-gc=simple reference.
5414 Update VM requirements during bootstrap.
5415 Remove -oldas bootstrap description.
5416 Update binutils reference.
5417 Remove comparison failure note.
5419 2010-03-31 Richard Guenther <rguenther@suse.de>
5420 Zdenek Dvorak <ook@ucw.cz>
5421 Sebastian Pop <sebastian.pop@amd.com>
5424 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
5425 with multiple arguments.
5426 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
5428 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
5430 * graphite-dependences.c (print_pddr): Call print_pdr with an
5432 * graphite-poly.c (debug_pdr): Add an extra argument for the
5435 (print_pbb_domain): Same.
5437 (print_scop_context): Same.
5439 (print_cloog): Same.
5440 (debug_pbb_domain): Same.
5444 (debug_scop_context): Same.
5446 (debug_cloog): Same.
5447 (print_scop_params): Same.
5448 (debug_scop_params): Same.
5449 (print_iteration_domain): Same.
5450 (print_iteration_domains): Same.
5451 (debug_iteration_domain): Same.
5452 (debug_iteration_domains): Same.
5453 (print_scattering_function): Same.
5454 (print_scattering_functions): Same.
5455 (debug_scattering_function): Same.
5456 (debug_scattering_functions): Same.
5457 * graphite-poly.h (debug_pdr): Update declaration.
5459 (print_pbb_domain): Same.
5461 (print_scop_context): Same.
5463 (print_cloog): Same.
5464 (debug_pbb_domain): Same.
5468 (debug_scop_context): Same.
5470 (debug_cloog): Same.
5471 (print_scop_params): Same.
5472 (debug_scop_params): Same.
5473 (print_iteration_domain): Same.
5474 (print_iteration_domains): Same.
5475 (debug_iteration_domain): Same.
5476 (debug_iteration_domains): Same.
5477 (print_scattering_function): Same.
5478 (print_scattering_functions): Same.
5479 (debug_scattering_function): Same.
5480 (debug_scattering_functions): Same.
5482 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
5484 * graphite-poly.c (print_scattering_function_1): New.
5485 (print_scattering_function): Call it.
5486 (print_scop_params): Remove spaces at the end of lines.
5489 * graphite-poly.h (print_cloog): Declared.
5490 (debug_cloog): Declared.
5492 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
5494 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
5496 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
5497 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
5498 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
5499 to switch between adding the IV bump in loop->latch or in loop->header.
5501 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
5503 * graphite-poly.c (print_scattering_function): Pretty print following
5506 (print_pbb_domain): Same.
5507 (dump_gbb_cases): Same.
5508 (dump_gbb_conditions): Same.
5511 (print_scop_params): Same.
5512 (print_scop_context): Same.
5514 (print_pbb_body): New.
5515 (lst_indent_to): New.
5516 (print_lst): Start new lines with a #.
5517 * graphite-poly.h (pbb_bb): New.
5518 (pbb_index): Use pbb_bb.
5519 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
5521 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
5523 2010-03-31 Jakub Jelinek <jakub@redhat.com>
5525 * dwarf2out.c (size_of_die): For -gdwarf-4 use
5526 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
5527 and 0 instead of 1 for dw_val_class_flag.
5528 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
5529 dw_val_class_range_list, dw_val_class_loc_list,
5530 dw_val_class_lineptr and dw_val_class_macptr, use
5531 DW_FORM_flag_present for dw_val_class_flag and
5532 DW_FORM_exprloc for dw_val_class_loc.
5533 (output_die): For -gdwarf-4 print dw_val_class_loc
5534 size as uleb128 instead of 1 or 2 bytes and don't print
5535 anything for dw_val_class_flag.
5537 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
5538 instead of cselib_lookup following by tweaking locs->setting_insn.
5541 * cselib.c (cselib_process_insn): Clear cselib_current_insn
5542 even before returning from label, setjmp call or volatile asm
5545 2010-03-31 Richard Guenther <rguenther@suse.de>
5548 * cgraphunit.c (cgraph_output_in_order): Do not allocate
5549 temporary data on stack.
5551 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5553 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
5554 (PUSHSECTION_ASM_OP): Remove.
5555 (POPSECTION_ASM_OP): Remove.
5556 (PUSHSECTION_FORMAT): Remove.
5557 * config/sol2.h (PUSHSECTION_FORMAT): Define.
5558 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
5559 * config/sol2.c (solaris_output_init_fini): Use it.
5561 2010-03-31 Jie Zhang <jie@codesourcery.com>
5564 * opt-functions.awk (var_type_struct): Use signed char type
5565 for simple variables.
5567 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5569 * config/sol2.c: Include output.h.
5570 (solaris_assemble_visibility): New function.
5571 * config/t-sol2 (sol2.o): Add output.h dependency.
5572 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
5573 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
5576 2010-03-31 Jakub Jelinek <jakub@redhat.com>
5579 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
5580 V2SImode or XFmode on PRE_DEC.
5583 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
5586 2010-03-31 Jie Zhang <jie@codesourcery.com>
5589 * reload.h (caller_save_initialized_p): Declare.
5590 * toplev.c (backend_init_target): Don't call
5591 init_caller_save but set caller_save_initialized_p to false.
5592 * caller-save.c (caller_save_initialized_p): Define.
5593 (init_caller_save): Check caller_save_initialized_p.
5594 * ira.c (ira): Call init_caller_save if flag_caller_saves.
5596 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5599 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
5600 and soft-fp/t-softfp to tmake_file.
5601 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
5602 (LIBGCC2_TF_CEXT): Define.
5605 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
5608 * cselib.c (n_useless_values): Document handling of debug locs.
5609 (n_useless_debug_values, n_debug_values): New variables.
5610 (new_elt_loc_list): Don't add to debug values, keep count.
5611 (promote_debug_loc): New.
5612 (cselib_reset_table): Zero new variables.
5613 (entry_and_rtx_equal_p): Promote debug locs.
5614 (discard_useless_locs): Increment n_useless_debug_values for
5616 (remove_useless_values): Adjust n_useless_values and n_debug_values
5617 with n_useless_debug_values.
5618 (add_mem_for_addr): Promote debug locs.
5619 (cselib_lookup_mem): Likewise.
5620 (cselib_lookup_addr): Renamed to...
5621 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
5622 (cselib_log_lookup): ... this. Turn into...
5623 (cselib_lookup_addr): ... new wrapper.
5624 (cselib_lookup_from_insn): New.
5625 (cselib_invalidate_regno): Increment n_useless_debug_values for
5627 (cselib_invalidate_mem): Likewise.
5628 (cselib_process_insn): Take n_deleted and n_debug_values into
5629 account to guard remove_useless_value call.
5630 (cselib_finish): Zero n_useless_debug_values.
5631 * cselib.h (cselib_lookup_from_insn): Declare.
5632 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
5633 (sched_analyze_2): Likewise.
5635 2010-03-30 Jakub Jelinek <jakub@redhat.com>
5637 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
5639 (adjust_mems): Replace narrowing SUBREG of expression containing
5640 just PLUS, MINUS, MULT and ASHIFT of registers and constants
5641 with operations in the narrower mode.
5644 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
5645 regs_invalidated_by_call instead all call_used_reg_set registers.
5647 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
5650 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
5651 pointer comparisons with types_compatible_p.
5652 * tree-vect-stmts.c (vectorizable_call): Same.
5653 (vectorizable_condition): Same.
5655 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5657 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
5658 stack check if the mask would be zero.
5660 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
5661 Jack Howarth <howarth@bromo.med.uc.edu>
5663 * tree-profile.c (tree_init_ic_make_global_vars): Make static
5666 2010-03-30 Joseph Myers <joseph@codesourcery.com>
5669 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
5671 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
5672 Include ___unordxf2 and ___unordtf2.
5673 * config/i386/libgcc-glibc.ver: Do not define inheritance from
5676 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
5678 * config/lm32/t-lm32: New file.
5679 * config.gcc: Use the above file when targetting lm32.
5681 2010-03-28 Duncan Sands <baldrick@free.fr>
5683 * Makefile.in (PLUGIN_HEADERS): Add except.h.
5685 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
5688 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
5689 Improve vectorization cost model diagnostic.
5691 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
5694 * tree-vect-data-refs.c (vect_analyze_data_refs): When
5695 compute_data_dependences_for_loop returns false, early exit
5696 and output an extra diagnostic for the failed data reference
5699 2010-03-29 Richard Guenther <rguenther@suse.de>
5701 PR tree-optimization/43560
5702 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
5703 (can_sm_ref_p): Treat stores to readonly locations as trapping.
5705 2010-03-29 Jie Zhang <jie@codesourcery.com>
5708 * toplev.c (process_options): Set optimization_default_node
5709 and optimization_current_node.
5710 * opts.c (decode_options): Don't set optimization_default_node
5711 and optimization_current_node.
5713 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
5715 * config/rtems.h: Abandon -qrtems_debug.
5717 2010-03-28 Jan Hubicka <jh@suse.cz>
5719 PR tree-optimization/43505
5720 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
5721 map should not be copied.
5723 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5726 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
5727 cdtors, set DECL_PRESERVE_P.
5728 * ipa.c (cgraph_externally_visible_p): Return true if declaration
5731 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
5733 PR tree-optimization/43528
5734 * stor-layout.c (place_field): Check that constant fits into
5735 unsigned HWI when skipping calculation of MS bitfield layout.
5737 2010-03-27 Jan Hubicka <jh@suse.cz>
5740 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
5741 notice_global_symbol work.
5743 2010-03-27 Jakub Jelinek <jakub@redhat.com>
5745 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
5746 instead of dwarf2out_decl.
5747 (struct var_loc_node): Remove section_label field.
5748 (dwarf2out_function_decl): New function.
5749 (dwarf2out_var_location): Don't set section_label field.
5750 (dwarf2out_begin_function): Don't empty decl_loc_table here.
5752 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
5754 PR tree-optimization/43544
5755 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
5756 First argument for builtin vectorized function hook is now a
5757 tree to be able to distinguish between machine specific and
5759 * targhooks.c (default_builtin_vectorized_function): Ditto.
5760 * targhooks.h (default_builtin_vectorized_function): Ditto.
5761 * target.h (struct gcc_target): Ditto.
5762 * tree-vect-stmts.c (vectorizable_function): Ditto.
5763 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
5764 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
5767 2010-03-26 Joseph Myers <joseph@codesourcery.com>
5770 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
5771 nested binding iff it is a FUNCTION_DECL.
5772 (store_parm_decls_newstyle): Pass nested=true to bind for
5773 FUNCTION_DECLs amongst parameters.
5775 2010-03-26 Jakub Jelinek <jakub@redhat.com>
5777 * var-tracking.c (vt_expand_loc_callback): Don't run
5778 cselib_expand_value_rtx_cb in dummy mode if
5779 cselib_dummy_expand_value_rtx_cb returned false.
5781 * var-tracking.c (emit_note_insn_var_location): For one part
5782 notes with offset 0, don't add EXPR_LIST around the location.
5783 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
5784 add_location_or_const_value_attribute): Adjust for that change.
5787 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
5788 into first operand and location into second.
5789 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
5790 dw_cfi_oprnd_loc for DW_CFA_expression.
5791 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
5792 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
5793 assume first argument is regnum and second argument is location.
5795 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
5798 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
5799 of scratch register to DImode. Split to DImode comparison operator.
5800 Use SImode subreg of scratch register in the multiplication.
5801 (*cmp_sadd_sidi): Ditto.
5802 (*cmp_ssub_si): Ditto.
5803 (*cmp_ssub_sidi): Ditto.
5805 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
5808 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
5809 Remove invalid assert and wrong comment.
5811 2010-03-26 Jakub Jelinek <jakub@redhat.com>
5814 * flags.h (final_insns_dump_p): New extern.
5815 * final.c (final_insns_dump_p): New variable.
5816 (rest_of_clean_state): Set it before -fdump-final-insns=
5817 dumping, clear afterwards.
5818 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
5819 MEM_ALIAS_SET on MEMs.
5821 2010-03-26 David S. Miller <davem@davemloft.net>
5823 * configure.ac: Fix sparc GOTDATA_OP bug check.
5824 * configure: Rebuild.
5826 2010-03-26 Alan Modra <amodra@gmail.com>
5828 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
5830 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5832 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
5833 TLS_SECTION_ASM_FLAG.
5835 2010-03-25 Jakub Jelinek <jakub@redhat.com>
5838 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
5839 Clear first_function_block_is_cold.
5842 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
5843 argument if the argument is truth_value_p.
5845 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
5847 * config/rs6000/constraints.md: Update copyright year for my changes.
5850 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
5851 used in reg+reg addressing, swap registers.
5853 2010-03-24 Jakub Jelinek <jakub@redhat.com>
5856 * target.h (struct gcc_target): Add code_end hook.
5857 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
5859 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
5860 * toplev.c (compile_file): Call targetm.asm_out.code_end
5861 hook before unwind info/debug info output.
5862 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
5863 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
5864 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
5865 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
5866 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
5867 * config/i386/i386.c (ix86_file_end): Renamed to...
5868 (ix86_code_end): ... this. Make static. Don't call
5869 file_end_indicate_exec_stack. Emit unwind info using
5870 final_start_function/final_end_function.
5871 (darwin_x86_file_end): Remove.
5872 (TARGET_ASM_CODE_END): Define.
5873 * config/i386/i386.h (TARGET_ASM_FILE_END,
5874 NEED_INDICATE_EXEC_STACK): Don't define.
5875 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
5876 (TARGET_ASM_FILE_END): Define to darwin_file_end.
5877 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
5878 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
5881 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
5882 at the beginning and final_end_function at the end.
5883 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
5885 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5887 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
5888 and Sun as TLS syntax.
5889 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
5890 * configure: Regenerate.
5891 * config.in: Regenerate.
5892 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
5893 (default_elf_asm_named_section): Use it.
5894 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
5895 (i386_output_dwarf_dtprel): Likewise.
5896 (output_addr_const_extra): Likewise.
5897 (output_pic_addr_const): Lowercase @GOTTPOFF.
5898 (output_addr_const_extra): Likewise.
5899 (output_pic_addr_const): Lowercase @GOTNTPOFF.
5900 (output_addr_const_extra): Likewise.
5901 (output_pic_addr_const): Lowercase @INDNTPOFF.
5902 (output_addr_const_extra): Likewise.
5903 (output_pic_addr_const): Lowercase @NTPOFF.
5904 (output_addr_const_extra): Likewise.
5905 (output_pic_addr_const): Lowercase @TPOFF.
5906 (output_addr_const_extra): Likewise.
5907 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
5908 (*tls_global_dynamic_64): Likewise.
5909 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
5910 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
5912 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
5913 (ASM_OUTPUT_TLS_COMMON): Use it.
5914 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
5917 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
5918 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
5919 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
5920 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
5921 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
5922 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
5924 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5926 * config/i386/i386.c (override_options): Don't accept
5927 -mtls-dialect=sun any longer.
5928 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
5929 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
5930 (*tls_local_dynamic_base_32_sun): Likewise.
5931 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
5933 2010-03-24 Jakub Jelinek <jakub@redhat.com>
5936 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
5937 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
5940 * ira.c (adjust_cleared_regs): New function.
5941 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
5945 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
5947 * expr.c (expand_expr_real): Restore previous
5948 curr_insn_source_location and curr_insn_block after
5949 expand_expr_real_1 call.
5950 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
5951 instead of expand_expr_real_1.
5953 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
5955 PR rtl-optimization/43413
5956 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
5959 2010-03-22 James E. Wilson <wilson@codesourcery.com>
5962 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
5963 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
5965 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
5967 * config/i386/i386.c (ix86_target_string): Add -mfma.
5968 Fix a typo in comment.
5970 2010-03-22 Mike Stump <mikestump@comcast.net>
5973 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
5974 Don't overly align based upon packed packed fields.
5976 2010-03-22 Jason Merrill <jason@redhat.com>
5978 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
5979 Use () rather than [], and move before the element type.
5981 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5983 * doc/configfiles.texi (Configuration Files): Removed
5984 fixinc/Makefile*, intl/Makefile.*.
5985 * doc/makefile.texi: Fixed markup. Abstract from version
5986 control system used.
5987 (Makefile): Removed obsolete gcc/java/parse.y example.
5988 * doc/sourcebuild.texi: Likewise.
5989 (Top Level): Added config, gnattools, libdecnumber, libgcc,
5990 libgomp, libssp. Removed fastjar.
5991 (Miscellaneous Docs): Clarify location.
5992 Added COPYING3, COPYING3.LIB.
5993 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
5995 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5998 * config/i386/i386.c (x86_function_profiler)
5999 [!NO_PROFILE_COUNTERS]: Fix typo.
6000 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
6003 2010-03-22 Janis Johnson <janis187@us.ibm.com>
6004 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6006 * doc/sourcebuild.texi (Test Directives): Split into six
6007 subsections, with most of the current text in new subsections
6008 Directives, Selectors, and Final Actions.
6009 (Directives): Split list of test directives into multiple
6011 (Selectors): Describe use and syntax of selectors.
6012 (Effective-Target Keywords): Describe all existing keywords.
6013 (Add Options): Describe features for dg-add-options.
6014 (Require Support): Describe variants of dg-require-support.
6015 (Final Actions): Describe commands to use in dg-final.
6017 2010-03-22 Michael Matz <matz@suse.de>
6020 * recog.c (validate_replace_rtx_group): Replace also in
6021 REG_EQUAL and REG_EQUIV notes.
6023 2010-03-22 Richard Guenther <rguenther@suse.de>
6025 PR tree-optimization/43390
6026 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
6027 sure vector extracts are type correct.
6029 2010-03-22 Richard Guenther <rguenther@suse.de>
6032 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
6033 x * sqrt (x) even when optimizing for size if the target
6034 has native support for sqrt.
6036 2010-03-22 Jakub Jelinek <jakub@redhat.com>
6038 * varasm.c (make_decl_rtl_for_debug): Also clear
6039 flag_mudflap for the duration of make_decl_rtl call.
6042 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
6043 locs from preserved VALUEs.
6045 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6048 * pa.md (movmemsi): Set align to one if zero.
6049 (movmemdi): Likewise.
6051 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
6054 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
6055 with their corresponding prologue pushes.
6057 2010-03-20 Andrew Pinski <pinskia@gmail.com>
6060 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
6061 at the begining or end.
6062 (spu_expand_epilogue): Likewise.
6064 2010-03-20 Richard Guenther <rguenther@suse.de>
6066 PR rtl-optimization/43438
6067 * combine.c (make_extraction): Properly zero-/sign-extend an
6068 extraction of the low part of a CONST_INT. Also handle
6071 2010-03-19 Mike Stump <mikestump@comcast.net>
6073 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
6074 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
6075 (override_options): Use SUBTARGET32_DEFAULT_CPU.
6077 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
6080 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
6083 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
6085 PR rtl-optimization/42258
6086 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
6087 use that may match DEF.
6090 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
6091 the cost of loading the constant rather than assuming
6093 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
6094 outer code is AND, do the same tests as the andsi3 expander and
6095 return COSTS_N_INSNS (1) if and is cheap.
6097 * optabs.c (avoid_expensive_constant): Fix formatting.
6099 2010-03-19 Michael Matz <matz@suse.de>
6102 * attribs.c (decl_attributes): When rebuilding a function pointer
6103 type use the same qualifiers as the original pointer type.
6105 2010-03-19 Martin Jambor <mjambor@suse.cz>
6107 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
6108 and is_gimple_ip_invariant_address.
6110 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6113 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6115 * config/arm/arm.c (arm_override_options): Turn off
6116 flag_dwarf2_cfi_asm for AAPCS variants.
6118 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6121 * config/arm/arm.c (emit_multi_reg_push): Update comments.
6122 Use PRE_MODIFY instead of PRE_DEC.
6123 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
6124 (vfp_emit_fstmd): Likewise.
6126 2010-03-19 Michael Matz <matz@suse.de>
6129 * builtins.c (expand_builtin_interclass_mathfn,
6130 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
6133 2010-03-19 Richard Guenther <rguenther@suse.de>
6135 PR tree-optimization/43415
6136 * tree-ssa-pre.c (phi_translate): Split out worker to ...
6137 (phi_translate_1): ... this.
6138 (phi_translate): Move all caching here. Cache all NARY
6139 and REFERENCE translations.
6141 2010-03-19 David S. Miller <davem@davemloft.net>
6143 With help from Eric Botcazou.
6144 * config/sparc/sparc.c: Include dwarf2out.h.
6145 (emit_pic_helper): Delete.
6146 (pic_helper_symbol_name): Delete.
6147 (pic_helper_emitted_p): Delete.
6148 (pic_helper_needed): New.
6149 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
6150 (get_pc_thunk_name): New.
6151 (load_pic_register): Remove 'delay_pic_helper' arg. Use
6152 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
6153 Set pic_helper_needed to true. Don't call emit_pic_helper.
6154 (sparc_expand_prologue): Update load_pic_register call.
6155 (sparc_output_mi_thunk): Likewise.
6156 (sparc_file_end): Emit a hidden comdat symbol for the PIC
6157 thunk if possible. Output CFI information as needed.
6159 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6160 Jack Howarth <howarth@bromo.med.uc.edu>
6163 * config/i386/i386.h: Fix ABI on darwin x86-32.
6165 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
6167 * tree.h: Declare make_decl_rtl_for_debug.
6168 * varasm.c (make_decl_rtl_for_debug): New.
6169 * dwarf2out.c (rtl_for_decl_location): Call it.
6170 * cfgexpand.c (expand_debug_expr): Call it.
6172 2010-03-18 Jakub Jelinek <jakub@redhat.com>
6175 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
6179 * var-tracking.c (vt_init_cfa_base): Do nothing if
6180 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
6182 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
6185 * var-tracking.c (canonicalize_vars_star): New.
6186 (dataflow_post_merge_adjust): Use it.
6188 2010-03-18 Jakub Jelinek <jakub@redhat.com>
6191 * var-tracking.c (non_suitable_const): New function.
6192 (add_uses): For DEBUG_INSNs with constants, don't record any
6193 value, instead just the constant value itself.
6194 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
6195 is not VAR_LOC_UNKNOWN_P, set var to the constant.
6196 (emit_notes_in_bb): Likewise.
6197 (emit_note_insn_var_location): For onepart variables if
6198 cur_loc is a VOIDmode constant, use DECL_MODE.
6200 2010-03-18 Martin Jambor <mjambor@suse.cz>
6203 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
6204 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
6205 all non-clones. Moved call redirection...
6206 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
6207 (cgraph_materialize_all_clones): Dispose of all
6208 combined_args_to_skip bitmaps.
6209 (verify_cgraph_node): Do not check for edges pointing to wrong
6210 nodes in inline clones.
6211 * tree-inline.c (copy_bb): Call
6212 cgraph_redirect_edge_call_stmt_to_callee.
6213 * ipa.c (cgraph_remove_unreachable_nodes): Call
6214 cgraph_node_remove_callees even when there are used clones.
6216 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
6218 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
6220 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
6223 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
6226 2010-03-18 Michael Matz <matz@suse.de>
6229 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
6230 into sqrt(x) if we need to preserve signed zeros.
6232 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
6233 Eric Botcazou <ebotcazou@adacore.com>
6235 PR rtl-optimization/43360
6236 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
6237 note if we don't know its invariant status.
6239 2010-03-18 Michael Matz <matz@suse.de>
6241 PR tree-optimization/43402
6242 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
6243 PHI chains of ssa names registered for update.
6245 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
6248 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
6249 non-offsettable and pre_modify update addressing.
6250 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
6251 and "2" alternatives "#".
6252 (*movdd_softfloat32): Make all alternatives "#";
6253 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
6254 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
6255 (*movdf_softfloat32): Make all alternatives "#";
6256 (movdi): Use the new DIFD mode iterator to create a common splitter
6257 for movdi, movdf and movdd patterns.
6259 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
6261 * common.opt (dumpdir): Remove redundant tab.
6263 2010-03-17 Martin Jambor <mjambor@suse.cz>
6265 PR tree-optimization/43347
6266 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
6267 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
6269 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
6271 PR rtl-optimization/42216
6272 * regrename.c (create_new_chain): New function, broken out from...
6273 (scan_rtx_reg): ... here. Call it. Handle the case where we are
6274 appending a use to an empty chain.
6275 (build_def_use): Remove previous changes that convert OP_INOUT to
6276 OP_OUT operands; instead detect the case where an OP_INOUT operand
6277 uses a previously untracked register and create an empty chain for it.
6279 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6281 * doc/extend.texi (Function Attributes): Rewrite unfinished
6282 sentence in ms_abi documentation.
6284 2010-03-17 Alan Modra <amodra@gmail.com>
6286 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
6287 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
6288 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
6289 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
6291 2010-03-16 Richard Henderson <rth@redhat.com>
6294 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
6295 (lower_try_finally): Save and restore eh_seq around the expansion
6298 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
6300 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
6301 statements before splitting block.
6303 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6305 * doc/sourcebuild.texi (Testsuites): Fix markup.
6306 Use pathnames relative to gcc/testsuite.
6307 (Test Directives): Move description of how timeout is determined.
6308 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
6309 (C Tests): Correct gcc.misc-tests directory.
6310 Framework tests now live in gcc.test-framework.
6312 2010-03-16 Richard Guenther <rguenther@suse.de>
6315 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
6316 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
6318 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
6319 Alexandre Oliva <aoliva@redhat.com>
6321 PR tree-optimization/42917
6322 * lambda-code.c (remove_iv): Skip debug statements.
6323 (lambda_loopnest_to_gcc_loopnest): Likewise.
6324 (not_interesting_stmt): Debug statements are not interesting.
6326 2010-03-16 Jakub Jelinek <jakub@redhat.com>
6330 * cselib.c (cselib_preserve_constants,
6331 cfa_base_preserved_val): New static variables.
6332 (preserve_only_constants): New function.
6333 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
6334 clear its REG_VALUES. If cselib_preserve_constants, don't
6335 empty the whole hash table, but preserve there VALUEs with constants,
6336 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
6337 (cselib_preserve_cfa_base_value): New function.
6338 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
6339 (cselib_init): Change argument to int bitfield. Set
6340 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
6342 (cselib_finish): Clear cselib_preserve_constants and
6343 cfa_base_preserved_val.
6344 * cselib.h (enum cselib_record_what): New enum.
6345 (cselib_init): Change argument to int.
6346 (cselib_preserve_cfa_base_value): New prototype.
6347 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
6348 * dse.c (dse_step1): Likewise.
6349 * cfgcleanup.c (thread_jump): Likewise.
6350 * sched-deps.c (sched_analyze): Likewise.
6351 * gcse.c (local_cprop_pass): Likewise.
6352 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
6353 If FN is non-NULL, call the callback always and whenever it returns
6354 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
6355 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
6356 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
6357 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
6358 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
6359 * var-tracking.c: Include recog.h.
6360 (bb_stack_adjust_offset): Remove.
6361 (vt_stack_adjustments): Don't call it, instead just gather the
6362 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
6363 (adjust_stack_reference): Remove.
6364 (compute_cfa_pointer): New function.
6365 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
6366 (struct adjust_mem_data): New type.
6367 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
6369 (get_address_mode): New function.
6370 (replace_expr_with_values): Use it.
6371 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
6372 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
6373 (adjust_sets): Remove.
6374 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
6375 Use get_address_mode.
6376 (get_adjusted_src): Remove.
6377 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
6378 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
6379 (add_with_sets): Don't call adjust_sets.
6380 (fp_setter, vt_init_cfa_base): New functions.
6381 (vt_initialize): Change return type to bool. Move most of pool etc.
6382 initialization to the beginning of the function from end. Pass
6383 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
6384 If !frame_pointer_needed, call vt_stack_adjustment before mos
6385 vector is filled, call vt_init_cfa_base if argp/framep has been
6386 eliminated to sp. If frame_pointer_needed and argp/framep has
6387 been eliminated to hard frame pointer, set
6388 hard_frame_pointer_adjustment and call vt_init_cfa_base after
6389 encountering fp setter in the prologue. For MO_ADJUST, call
6390 log_op_type before pusing the op into mos vector, not afterwards.
6391 Call adjust_insn before cselib_process_insn/add_with_sets,
6392 call cancel_changes (0) afterwards.
6393 (variable_tracking_main_1): Adjust for vt_initialize calling
6394 vt_stack_adjustments and returning whether it succeeded or not.
6396 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
6398 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
6401 2010-03-15 Jakub Jelinek <jakub@redhat.com>
6403 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
6405 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
6406 drap_reg has not been set.
6408 2010-03-15 Michael Matz <matz@suse.de>
6411 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
6412 use it to expand block copies.
6413 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
6414 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
6415 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
6417 2010-03-15 Richard Guenther <rguenther@suse.de>
6419 PR tree-optimization/43367
6420 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
6423 2010-03-15 Richard Guenther <rguenther@suse.de>
6425 PR tree-optimization/43317
6426 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
6428 2010-03-15 Martin Jambor <mjambor@suse.cz>
6430 PR tree-optimization/43141
6431 * tree-sra.c (create_abstract_origin): New function.
6432 (modify_function): Call create_abstract_origin.
6434 2010-03-15 Chris Demetriou <cgd@google.com>
6436 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
6439 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6442 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
6443 call insert_out_of_ssa_copy for default definitions.
6445 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6447 * graphite-clast-to-gimple.c (my_long_long): Defined.
6448 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
6449 * graphite-sese-to-poly.c (my_long_long): Defined.
6450 (scop_ivs_can_be_represented): Use it.
6452 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6454 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
6455 graphite-max-bbs-per-function, and loop-block-tile-size.
6456 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
6458 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
6460 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6462 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
6463 forward declaration.
6464 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
6465 (add_upper_bounds_from_estimated_nit): New.
6466 (build_loop_iteration_domains): Use it.
6468 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6470 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
6472 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6475 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
6476 should be an INTEGER_CST. Also handle CASE_CONVERT.
6478 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6480 * graphite.c (graphite_initialize): To bound the number of bbs per
6481 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
6482 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
6483 * doc/invoke.texi: Document it.
6485 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6487 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
6488 * graphite-sese-to-poly.h (build_poly_scop): Same.
6490 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6492 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
6493 the number of parameters in the scop. Use as an upper bound
6494 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
6495 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
6496 * doc/invoke.texi: Document it.
6498 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
6500 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
6501 * doc/c-tree.texi: Remove.
6502 * doc/generic.texi: Merge c-tree.texi here.
6503 * doc/gccint.texi (Trees): Remove menu entry.
6504 (c-tree.texi): Remove @include.
6505 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
6506 * doc/languages.texi (Reading RTL): Ditto.
6508 2010-03-12 Steve Ellcey <sje@cup.hp.com>
6511 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
6513 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
6516 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
6517 code added to work around reload clobbering CONST insns.
6519 2010-03-12 Jakub Jelinek <jakub@redhat.com>
6521 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
6522 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
6523 (cselib_preserve_only_values): Remove retain argument, don't
6524 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
6525 * cselib.h (cselib_preserve_only_values): Remove retain argument.
6526 * var-tracking.c (micro_operation): Move insn field before union.
6527 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
6528 (struct variable_tracking_info_def): Remove n_mos field, change
6529 mos into a vector of micro_operations.
6530 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
6531 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
6532 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
6533 changing into a vector.
6534 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
6535 come before all other uops generated by add_stores.
6536 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
6538 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
6539 a vector. Run just one pass over the bbs instead of separate counting
6540 and computation phase.
6541 (vt_finalize): Free VTI (bb)->mos vector instead of array.
6544 * tree-inline.c (remap_decls): Put old_var rather than origin_var
6545 into *nonlocalized_list vector.
6546 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
6547 even if origin is non-NULL.
6548 (gen_variable_die): Likewise.
6549 (process_scope_var): Don't change origin.
6550 (gen_decl_die): Likewise.
6551 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
6552 before adding new edges instead of after it, fix moving over
6555 2010-03-11 David S. Miller <davem@davemloft.net>
6557 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
6559 * configure: Rebuild.
6561 2010-03-11 Martin Jambor <mjambor@suse.cz>
6563 PR tree-optimization/43257
6564 * tree.c (assign_assembler_name_if_neeeded): New function.
6565 (free_lang_data_in_cgraph): Assembler name assignment moved to the
6567 * tree.h (assign_assembler_name_if_neeeded): Declare.
6568 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
6569 the function if needed.
6571 2010-03-11 Chris Demetriou <cgd@google.com>
6573 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
6574 include/stdint-gcc.h, and include/stdint.h world-readable.
6576 2010-03-11 Richard Guenther <rguenther@suse.de>
6578 PR tree-optimization/43255
6579 * tree-vrp.c (process_assert_insertions_for): Do not insert
6580 asserts for trivial conditions.
6582 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6584 PR tree-optimization/43280
6585 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
6586 generation. Move calculation of size out of the if branch.
6587 (find_bswap): Modify compare number generation.
6589 2010-03-11 Richard Guenther <rguenther@suse.de>
6592 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
6593 (input_gimple_stmt): Fixup handled component types during
6594 operand read. Also fix up decls in ADDR_EXPRs.
6596 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
6598 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
6599 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
6601 2010-03-10 Jan Hubicka <jh@suse.cz>
6604 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
6605 * varasm.c (get_variable_section): Don't do that here...
6606 (make_decl_rtl): ... and here.
6607 (do_assemble_alias): Produce decl RTL.
6608 (assemble_alias): Likewise.
6610 2010-03-10 Jakub Jelinek <jakub@redhat.com>
6613 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
6614 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
6616 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
6617 (based_loc_descr): Only express drap or vdrap regno based expressions
6618 using DW_OP_fbreg when not optimizing.
6619 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
6620 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
6621 REG_CFA_SET_VDRAP note.
6623 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
6625 PR tree-optimization/43236
6626 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
6627 error in calculation of base address in reverse iteration case.
6628 (generate_builtin): Take number of latch executions if the statement
6631 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
6634 * tree-eh.c: Include pointer-set.h.
6635 (lower_eh_dispatch): Filter out duplicate case labels and
6636 remove the unneeded edge when the label is unused. Return
6637 true when some edges are removed.
6638 (execute_lower_eh_dispatch): When any lowering resulted in
6639 removing an edge, also delete unreachable blocks.
6641 2010-03-10 Jakub Jelinek <jakub@redhat.com>
6644 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
6645 UNSPEC_MACHOPIC_OFFSET.
6647 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
6650 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
6651 (m68k_delegitimize_address): New function.
6653 2010-03-09 Jakub Jelinek <jakub@redhat.com>
6656 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
6659 * var-tracking.c (adjust_sets): New function.
6660 (count_with_sets, add_with_sets): Use it.
6661 (get_adjusted_src): New inline function.
6662 (add_stores): Use it.
6665 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
6666 call cselib_dummy_expand_value_rtx_cb instead of
6667 cselib_expand_value_rtx_cb.
6670 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
6671 * config/i386/i386.c: Include debug.h and dwarf2out.h.
6672 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
6673 and .cfi_endproc around the pic thunks.
6674 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
6675 all queued unwind info register saves are saved before the call.
6676 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
6677 considered as sp-=4 for unwind info and the pop as sp+=4 which
6678 also clobbers dest, but doesn't actually restore it.
6681 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
6682 RTX_FRAME_RELATED_P.
6684 2010-03-09 Jie Zhang <jie@codesourcery.com>
6686 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
6687 whitespaces in output template.
6689 2010-03-09 Jie Zhang <jie@codesourcery.com>
6691 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
6694 2010-03-08 Jakub Jelinek <jakub@redhat.com>
6696 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
6697 builtins.exp in a separate job.
6699 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6701 * graphite-sese-to-poly.c (add_param_constraints): Use
6702 lower_bound_in_type and upper_bound_in_type.
6704 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6706 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
6707 instead of unsigned_type_node.
6709 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6710 Reza Yazdani <reza.yazdani@amd.com>
6713 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
6714 on pointer type parameters.
6716 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
6720 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
6721 handle conversions from pointer to integers.
6722 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
6723 induction variable, to be able to work with code generated by CLooG.
6724 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
6725 (build_poly_scop): Bail out if we cannot codegen a loop.
6727 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
6729 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
6730 code generation with gloog_error.
6732 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6734 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
6735 Call fold_convert on all the returned values.
6736 (expand_scalar_variables_expr): Pass to
6737 expand_scalar_variables_ssa_name the type of the resulting expression.
6739 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6741 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
6742 ppl_min_for_le_pointset.
6743 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
6744 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
6746 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6748 * graphite-dependences.c (map_into_dep_poly): Removed.
6749 (dependence_polyhedron_1): Use combine_context_id_scat.
6751 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6753 * graphite-poly.h (struct poly_scattering): Add layout documentation.
6754 (struct poly_bb): Same.
6755 (combine_context_id_scat): New.
6757 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6760 * sese.c (name_defined_in_loop_p): Return false for default
6763 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6765 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
6766 and clean up the logic.
6768 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6770 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
6773 2010-03-08 Jakub Jelinek <jakub@redhat.com>
6775 * var-tracking.c (remove_cselib_value_chains): Define only for
6777 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
6778 delete_slot_part, emit_notes_for_differences_1): Don't call
6779 remove_cselib_value_chains here.
6780 (set_slot_part, emit_notes_for_differences_2): Don't call
6781 add_cselib_value_chains here.
6782 (preserved_values): New vector.
6783 (preserve_value): New function.
6784 (add_uses, add_stores, vt_add_function_parameters): Use it
6785 instead of cselib_preserve_value.
6786 (changed_values_stack): New vector.
6787 (check_changed_vars_0): New function.
6788 (check_changed_vars_1, check_changed_vars_2): Use it.
6789 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
6790 changed_values_stack VALUEs.
6791 (vt_emit_notes): For all preserved_values call
6792 add_cselib_value_chains. If ENABLE_CHECKING call
6793 remove_cselib_value_chains before verifying value_chains is empty.
6794 Initialize and free changed_values_stack.
6795 (vt_initialize): Initialize preserved_values.
6796 (vt_finalize): Free preserved_values.
6798 2010-03-08 Richard Guenther <rguenther@suse.de>
6800 PR tree-optimization/43269
6801 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
6804 2010-03-08 Martin Jambor <mjambor@suse.cz>
6806 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
6807 (ipa_is_param_called): Removed.
6808 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
6809 (ipa_print_node_params): Do not print the called flag.
6810 (ipa_write_node_info): Do not stream the called flag.
6811 (ipa_read_node_info): Likewise.
6813 2010-03-07 Jakub Jelinek <jakub@redhat.com>
6816 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
6817 * cselib.c (struct expand_value_data): Add dummy field.
6818 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
6820 (cselib_dummy_expand_value_rtx_cb): New function.
6821 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
6823 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
6824 * var-tracking.c: Include pointer-set.h.
6825 (variable): Change n_var_parts to char from int. Add
6826 cur_loc_changed and in_changed_variables fields.
6827 (variable_canonicalize): Remove.
6828 (shared_var_p): New inline function.
6829 (unshare_variable): Maintain cur_loc_changed and
6830 in_changed_variables fields. If var was in changed_variables,
6831 replace it there with new_var. Just copy cur_loc instead of
6832 resetting it to something else.
6833 (variable_union): Don't recompute cur_loc. Use shared_var_p.
6834 (dataflow_set_union): Don't call variable_canonicalize.
6835 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
6836 of their DEBUG_EXPR_TREE_DECLs.
6837 (canonicalize_loc_order_check): Verify that cur_loc is NULL
6838 and in_changed_variables and cur_loc_changed is false.
6839 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
6840 and cur_loc_changed. Don't update cur_loc here.
6841 (variable_merge_over_src): Don't call variable_canonicalize.
6842 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
6843 removing loc that is equal to cur_loc, clear cur_loc,
6844 set cur_loc_changed and ensure variable_was_changed is called.
6845 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
6846 compare pointers in cur_loc check, if it is equal to loc,
6847 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
6848 (variable_different_p): Remove compare_current_location argument,
6849 don't compare cur_loc.
6850 (dataflow_set_different_1): Adjust variable_different_p caller.
6851 (variable_was_changed): If dv had some var in changed_variables
6852 already, reset in_changed_variables flag for it and propagate
6853 cur_loc_changed over to the new variable. On empty var
6854 always set cur_loc_changed. Set in_changed_variables on whatever
6855 var is added to changed_variables.
6856 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
6857 Use shared_var_p. When removing loc that is equal to cur_loc,
6858 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
6859 end, don't set it to something else, just call variable_was_changed.
6860 (delete_slot_part): Use shared_var_p. When cur_loc equals to
6861 loc being removed, clear cur_loc and set cur_loc_changed.
6862 Set cur_loc_changed if all locations have been removed.
6863 (struct expand_loc_callback_data): New type.
6864 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
6865 allocated. Always create SUBREGs if simplify_subreg failed.
6866 Prefer to use cur_loc, when that fails and still in
6867 changed_variables (and seen first time) recompute it. Set
6868 cur_loc_changed of variables which had to change cur_loc and
6869 compute elcd->cur_loc_changed if any of the subexpressions used
6870 had to change cur_loc.
6871 (vt_expand_loc): Adjust to pass arguments in
6872 expand_loc_callback_data structure.
6873 (vt_expand_loc_dummy): New function.
6874 (emitted_notes): New variable.
6875 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
6876 that weren't used for any other decl in current
6877 emit_notes_for_changes call call vt_expand_loc_dummy to update
6878 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
6879 first loc_chain location if NULL before. Always use just
6880 cur_loc instead of first loc_chain location. When cur_loc_changed
6881 is false, when not --enable-checking=rtl just don't emit any note.
6882 When rtl checking, compute the note and assert it is the same
6883 as previous note. Clear cur_loc_changed and in_changed_variables
6884 at the end before removing from changed_variables.
6885 (check_changed_vars_3): New function.
6886 (emit_notes_for_changes): Traverse changed_vars to call
6887 check_changed_vars_3 on each changed var.
6888 (emit_notes_for_differences_1): Clear cur_loc_changed and
6889 in_changed_variables. Recompute cur_loc of new_var.
6890 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
6891 (vt_emit_notes): Initialize and destroy emitted_notes.
6893 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
6895 PR rtl-optimization/42220
6896 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
6897 Use verify_reg_tracked to determine if we should use OP_OUT rather
6899 (build_def_use): If we see an in-out operand for a register that we
6900 know nothing about, treat is an output if possible, fail the block if
6903 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
6906 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
6909 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
6912 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
6913 uses of relevant DEFs that are dead outside the loop too.
6915 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
6917 * var-tracking.c (dataflow_set_merge): Swap src and src2.
6919 2010-01-13 Jakub Jelinek <jakub@redhat.com>
6921 * var-tracking.c (values_to_unmark): New variable.
6922 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
6923 values_to_unmark vector. Moved body to...
6924 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
6925 instead queue it into values_to_unmark vector.
6926 (vt_find_locations): Free values_to_unmark vector.
6928 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
6930 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
6931 (site.exp): Export them when plugins are enabled.
6933 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
6936 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
6938 (chrec_fold_multiply): Same.
6940 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
6943 * c-decl.c (build_compound_literal): Return early if init is
6946 2010-03-04 Martin Jambor <mjambor@suse.cz>
6948 PR tree-optimization/43164
6949 PR tree-optimization/43191
6950 * tree-sra.c (type_consists_of_records_p): Reject records with
6951 zero-size bit-fields at the end.
6953 2010-03-04 Mike Stump <mikestump@comcast.net>
6955 * Makefile.in (TAGS): Remove *.y.
6957 2010-03-04 Richard Guenther <rguenther@suse.de>
6959 PR tree-optimization/40761
6960 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
6962 (my_rev_post_order_compute): New function.
6963 (init_pre): Call it.
6965 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
6968 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
6969 decrease the cost of an IV candidate when the cost is infinite.
6971 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6973 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
6974 Use '3DNow!' for the extension of that name, ensure normal space
6976 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
6978 2010-03-03 Jeff Law <law@redhat.com>
6980 * PR middle-end/32693
6981 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
6982 than gen_rtx_SUBREG.
6983 (extract_bit_field_1): Likewise.
6985 2010-03-03 Janis Johnson <janis187@us.ibm.com>
6987 * doc/sourcebuild.texi (Test directives): Document that arguments
6988 include-opts and exclude-opts are now optional for dg-skip-if,
6989 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
6991 2010-03-03 Jason Merrill <jason@redhat.com>
6994 * cgraph.h (varpool_node): Add extra_name field.
6995 * varpool.c (varpool_extra_name_alias): New.
6996 (varpool_assemble_decl): Emit extra name aliases.
6997 (varpool_mark_needed_node): Look past an extra name alias.
6998 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
6999 * lto-streamer-in.c (lto_input_tree): Read it.
7000 * lto-streamer-out.c (output_unreferenced_globals): Write it.
7002 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
7004 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
7005 (sparc*-*-solaris2*): ...this.
7007 2010-03-03 Jakub Jelinek <jakub@redhat.com>
7010 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
7011 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
7012 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
7013 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
7016 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
7017 fallthrough to default handling, just with want_address 0 instead of 2.
7018 For single element lists, add_AT_loc directly, otherwise create an
7019 artificial variable DIE and stick location list to it.
7022 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
7023 (VAL_EXPR_HAS_REVERSE): Define.
7024 (reverse_op): New function.
7025 (add_stores): For reversible operations add an extra MO_VAL_USE.
7027 2010-03-02 Jason Merrill <jason@redhat.com>
7029 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
7031 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
7033 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
7034 (sparc64-*-linux*): Likewise.
7035 (sparc64-*-solaris2*): Include assembler files before linker ones.
7036 (sparc-*-solaris2*): Simplify and reorder to match previous case.
7037 * config/sparc/gas.h: Delete.
7038 * config/sparc/sol2-64.h: Add copyright notice.
7039 * config/sparc/sol2-gas-bi.h: Likewise.
7040 * config/sparc/sol2-gld.h: Likewise.
7041 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
7042 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
7043 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
7044 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
7045 (sparc_elf_asm_named_section): Rename into...
7046 (sparc_solaris_elf_asm_named_section): ...this. Always define.
7048 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
7050 * config/alpha/alpha.c (override_options): Fix -mtune error message.
7052 2010-03-02 Jeff Law <law@redhat.com>
7055 * reload1.c (rtx_p, substitute_stack): Declare.
7056 (substitute): Record addresses of changed rtxs.
7057 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
7058 Restore the original rtx when complete.
7059 (reload): Free subsitute_stack when complete.
7061 2010-03-02 Janis Johnson <janis187@us.ibm.com>
7063 * doc/gccint.texi (menu): Add Testsuites as a chapter.
7064 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
7066 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
7067 LTO Testing, gcov Testing, profopt Testing, compat Testing,
7068 Torture Tests): Change from subsection to section.
7070 2010-03-02 Jakub Jelinek <jakub@redhat.com>
7071 Steven Bosscher <steven@gcc.gnu.org>
7073 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
7076 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
7079 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
7080 the assignment from the new induction variable to the assignment
7081 of the value from the original loop PHI function.
7083 2010-03-01 Janis Johnson <janis187@us.ibm.com>
7084 Daniel Jacobowitz <dan@codesourcery.com>
7086 * doc/sourcebuild.texi (Test directives): Clarify options to
7089 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7091 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
7092 Disable cfi directives unless GCC and gas agree on using read-only
7093 .eh_frame sections for 64-bit.
7094 * configure: Regenerate.
7096 2010-03-01 Richard Guenther <rguenther@suse.de>
7098 PR tree-optimization/43220
7099 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
7100 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
7102 2010-03-01 Richard Guenther <rguenther@suse.de>
7103 Martin Jambor <mjambor@suse.cz>
7106 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
7107 gimplified parameters.
7109 2010-03-01 Christian Bruel <christian.bruel@st.com>
7111 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
7113 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
7115 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
7117 2010-03-01 Richard Guenther <rguenther@suse.de>
7120 * expr.c (expand_assignment): Use the alias-oracle to tell
7121 if the rhs aliases the result decl.
7123 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7126 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
7127 to sol_gt_pch_get_address.
7128 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
7129 64-bit, SPARC and x86.
7130 (sol_gt_pch_get_address): New function.
7132 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
7134 * toplev.h (inform_n, error_n): Declare.
7135 * diagnostic.c (inform_n, error_n): New function.
7137 2010-03-01 Jakub Jelinek <jakub@redhat.com>
7139 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
7140 has no rtl yet when processing local_decls, queue it and recheck
7141 if deferred stack allocation hasn't assigned it rtl.
7143 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
7145 * config/sh/sh.c (unspec_bbr_uid): New.
7146 (gen_block_redirect): Use it instead of INSN_UID.
7147 (gen_far_branch): Likewise.
7149 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
7151 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
7152 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
7154 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7156 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
7157 (Warning Options): -Wno-conversion-null is valid for
7158 Objective-C++ as well.
7159 * doc/tm.texi (Named Address Spaces): Likewise.
7160 * doc/plugins.texi (Plugins): Replace TABs with spaces.
7161 * doc/tree-ssa.texi (Tree SSA): Likewise.
7163 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
7166 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
7167 by default. Don't set the default arch for
7168 i[34567]86-*-darwin*|x86_64-*-darwin*.
7170 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
7173 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
7174 default. Set the default 32bit/64bit archs with $with_arch
7175 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
7177 2010-02-27 Richard Guenther <rguenther@suse.de>
7179 PR tree-optimization/43186
7180 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
7181 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
7182 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
7183 unroller iterations.
7185 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
7187 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
7188 required and i[34567]86-*-* targets don't support 64bit ISA.
7190 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
7193 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
7196 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
7198 * config.gcc: Set the default arch at least to Prescott for
7199 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
7200 if SSE math is enabled.
7202 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
7204 * diagnostic.c (diagnostic_initialize): Update.
7205 (diagnostic_report_diagnostic): Test inhibit_notes_p for
7207 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
7208 (diagnostic_inhibit_notes): New.
7209 * toplev.c (process_options): inhibit notes with -fcompare-debug.
7211 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
7214 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
7215 * doc/standards.texi: Likewise.
7216 * doc/extend.texi: Likewise.
7217 * doc/trouble.texi: Likewise.
7218 * doc/cppopts.texi: Likewise.
7219 * doc/install.texi: Likewise.
7220 * c.opt (std=c90,std=gnu90): New options.
7221 * c-opts.c (c_common_handle_option): Handle them.
7223 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
7226 * c-decl.c (undeclared_variable): Use an informative note.
7228 2010-02-26 Richard Guenther <rguenther@suse.de>
7230 PR tree-optimization/43186
7231 * gimple.h (gimple_fold): Remove.
7232 * gimple.c (gimple_fold): Remove. Inline into single user ...
7233 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
7234 Try harder for conditions.
7236 2010-02-26 Jakub Jelinek <jakub@redhat.com>
7239 * function.c (used_types_insert): Don't skip through named pointer
7240 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
7241 and it is different from the main variant's type.
7243 2010-02-26 Nick Clifton <nickc@redhat.com>
7245 * config/rx/rx.md (sminsi3): Remove bogus alternative.
7247 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
7249 * config.gcc: Support --with-fpmath=sse for x86.
7251 * config/i386/ssemath.h: New.
7253 * doc/install.texi (--with-fpmath=sse): Documented.
7255 2010-02-26 Richard Guenther <rguenther@suse.de>
7257 PR tree-optimization/43188
7258 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
7259 vector types of over-aligned element type.
7261 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
7264 * config/i386/i386.c (expand_vec_perm_blend): Use correct
7265 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
7267 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
7269 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
7271 2010-02-26 Jakub Jelinek <jakub@redhat.com>
7273 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
7274 * var-tracking.c: Include diagnostic.h.
7275 (debug_dv): New function.
7276 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
7279 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
7280 (add_value_chain, add_value_chains, remove_value_chain,
7281 remove_value_chains): Handle DEBUG_EXPRs.
7282 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
7285 * regcprop.c (struct queued_debug_insn_change): New type.
7286 (struct value_data_entry): Add debug_insn_changes field.
7287 (struct value_data): Add n_debug_insn_changes field.
7288 (debug_insn_changes_pool): New variable.
7289 (free_debug_insn_changes, apply_debug_insn_changes,
7290 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
7291 (kill_value_one_regno): Call free_debug_insn_changes if needed.
7292 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
7294 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
7296 (copyprop_hardreg_forward_1): Don't call apply_change_group for
7297 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
7298 changes, call cprop_find_used_regs via note_stores.
7299 (copyprop_hardreg_forward): When copying vd from predecessor
7300 which has any queued DEBUG_INSN changes, make sure the pointers are
7301 cleared. At the end call df_analyze and then if there are any
7302 DEBUG_INSN changes queued at the end of some basic block for still
7303 live registers, apply them.
7304 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
7306 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
7308 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
7311 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
7313 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
7314 targets. Set the default with_cpu/with_arch from arch/cpu.
7315 Allow x86-64 and native for with_cpu/with_arch.
7317 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
7319 * ebitmap.c: Change calls to verify_popcount with calls to
7320 sbitmap_verify_popcount.
7321 (ebitmap_clear_bit): Fixed map->cacheindex test and
7322 map>cache update when bit clearing results in an empty
7325 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
7328 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
7329 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
7330 and support both V2DF and V2DI modes.
7331 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
7332 support both V2DF and V2DI modes.
7333 (general): Delete trailing whitespace from a few patterns.
7335 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
7336 V2DF/V2DI interleave high/low builtins.
7338 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
7341 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
7342 interleave high/low functions.
7344 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
7346 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
7347 #pragma extern_prefix.
7349 2010-02-25 Jakub Jelinek <jakub@redhat.com>
7352 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
7353 BLKmode, assert op0 is a MEM and just adjust its mode.
7356 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
7357 if bitpos isn't multiple of mode's bitsize.
7359 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
7361 * c.opt (-ftemplate-depth=): New.
7362 (-ftemplate-depth-): Deprecate.
7363 * optc-gen.awk: Handle -ftemplate-depth=.
7364 * opth-gen.awk: Likewise.
7365 * c-opts.c (c_common_handle_option): Likewise.
7366 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
7368 2010-02-24 Jason Merrill <jason@redhat.com>
7370 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
7372 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7374 * cfg.c (alloc_aux_for_block): Remove inline.
7375 (alloc_aux_for_edge): Likewise.
7377 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7379 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
7381 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7383 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
7384 * config/i386/sol2-gas.h: New file.
7385 * config.gcc (i[34567]86-*-solaris2*): Use it.
7387 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
7390 * c-typeck.c (ep_convert_and_check): New.
7391 (build_conditional_expr): Use it.
7392 (build_binary_op): Likewise.
7394 2010-02-24 Jakub Jelinek <jakub@redhat.com>
7396 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
7399 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
7400 bounds even for -O+.
7401 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
7402 expr needs to have DECL_NAME set.
7404 2010-02-24 Nick Clifton <nickc@redhat.com>
7406 * config/mep/mep.c: Include gimple.h.
7407 (mep_function_uses_sp): Delete unused function.
7408 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
7409 parameters. Use unsigned integers to count args. Return a
7410 NULL_RTX instead of an error_mark_node. Toidy up formatting.
7412 2010-02-23 Jakub Jelinek <jakub@redhat.com>
7415 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
7416 greater or equal to nelt instead of 2 * nelt.
7417 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
7420 2010-02-23 Jason Merrill <jason@redhat.com>
7423 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
7424 in cfun->local_decls even if they have register types.
7427 * stor-layout.c (place_field): Don't warn about unnecessary
7428 DECL_PACKED if the type is packed.
7430 2010-02-23 Jakub Jelinek <jakub@redhat.com>
7433 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
7434 GOTOFF relocs, even when the base reg isn't pic pointer.
7436 2010-02-23 Michael Matz <matz@suse.de>
7439 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
7440 (expand_gimple_basic_block): Generate and use debug temps if there
7441 are debug uses left after the last real use of TERed ssa names.
7442 Unlink debug immediate uses when they are expanded.
7444 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
7447 * config/i386/i386.c (override_options): Reorganise to provide
7448 better error messages.
7450 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
7453 * graphite-scop-detection.c (create_single_exit_edge): Move
7454 the call to find_single_exit_edge to....
7455 (create_sese_edges): ...here. Don't handle multiple edges
7456 exiting the function.
7457 (build_graphite_scops): Don't handle multiple edges
7458 exiting the function.
7460 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
7463 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
7464 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
7466 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
7469 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
7471 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
7474 * c-typeck.c (convert_arguments): Print declaration location.
7475 * c-common.c (validate_nargs): Rename as
7476 builtin_function_validate_nargs.
7477 (check_builtin_function_arguments): Update.
7479 2010-02-22 Richard Guenther <rguenther@suse.de>
7482 * tree-inline.c (declare_return_variable): Use the type of
7483 the call stmt lhs if available.
7485 2010-02-22 Duncan Sands <baldrick@free.fr>
7487 * passes.c (register_pass): Always consider all pass lists when
7488 ref_pass_instance_number is zero.
7490 2010-02-22 Richard Guenther <rguenther@suse.de>
7492 PR tree-optimization/42749
7493 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
7494 parameter. Do arithmetic in the original type.
7495 (update_accumulator_with_ops): Likewise.
7496 (adjust_accumulator_values): Adjust.
7498 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7500 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
7501 (QI to BLKmode splitter): New splitter.
7503 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
7505 * config/i386/i386.c (initial_ix86_tune_features): Turn on
7506 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
7508 2010-02-22 Richard Guenther <rguenther@suse.de>
7510 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
7512 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
7514 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
7515 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
7516 ($(T)crti.o, $(T)crtn.o): Remove rules.
7518 2010-02-21 Tobias Burnus <burnus@net-b.de>
7521 * doc/invoke.texi (-fassociative-math): Document that this
7522 option is automatically enabled for Fortran.
7524 2010-02-20 David S. Miller <davem@davemloft.net>
7526 * configure.ac: Test if linker and assembler properly support
7527 GOTDATA_OP relocations.
7528 * configure: Rebuild.
7529 * config.in: Likewise.
7530 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
7531 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
7532 (movsi_high_pic): Likewise.
7533 (movdi_lo_sum_pic): Likewise.
7534 (movdi_high_pic): Likewise.
7535 (movsi_pic_gotdata_op): New pattern.
7536 (movdi_pic_gotdata_op): Likewise.
7537 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
7538 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
7540 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
7543 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
7544 attribute to ssemul.
7545 (xop_mulv2div2di3_high): Ditto.
7547 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
7550 * c.opt (Wconversion-null): New option.
7551 * doc/invoke.texi (Wconversion-null): Document.
7553 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
7555 * common.opt (Wlarger-than-): Add Undocumented.
7557 2010-02-19 Mike Stump <mikestump@comcast.net>
7559 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
7561 2010-02-19 Jason Merrill <jason@redhat.com>
7564 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
7565 * configure: Likewise.
7567 2010-02-20 Alan Modra <amodra@gmail.com>
7570 * cgraph.h (cgraph_make_decl_local): Declare.
7571 * cgraph.c (cgraph_make_decl_local): New function.
7572 (cgraph_make_node_local): Use it.
7573 * cgraphunit.c (cgraph_function_versioning): Likewise.
7574 * ipa.c (function_and_variable_visibility): Likewise.
7576 2010-02-19 Jakub Jelinek <jakub@redhat.com>
7579 * except.c (sjlj_emit_function_enter): Don't call
7580 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
7582 * rtl.h (add_reg_br_prob_note): Remove prototype.
7584 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
7587 * c-common.c (conversion_warning): Remove widening conversions
7588 before checking the conversion of integers to reals.
7590 2010-02-19 Mike Stump <mikestump@comcast.net>
7593 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
7596 * cgraphunit.c (process_function_and_variable_attributes): Check
7597 DECL_PRESERVE_P instead of looking up attribute "used".
7598 * ipa-pure-const.c (check_decl): Likewise.
7599 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
7600 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
7601 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
7602 instead of attribute "used".
7603 * config/sol2-c.c (solaris_pragma_init): Likewise.
7604 (solaris_pragma_fini): Likewise.
7606 2010-02-19 Jakub Jelinek <jakub@redhat.com>
7608 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
7609 Use XCNEW instead of xcalloc.
7610 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
7611 XNEW instead of xmalloc.
7612 (get_fields): Use XNEWVEC instead of xmalloc.
7615 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
7616 populate vars array.
7617 (create_new_general_access): For debug stmts just reset value.
7618 (get_stmt_accesses): For accesses within debug stmts just record them
7619 using add_access_to_acc_sites instead of preventing the peeling or
7620 counting them as accesses.
7623 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
7625 2010-02-19 Richard Guenther <rguenther@suse.de>
7627 PR tree-optimization/42916
7628 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
7631 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
7633 * configure.ac: Replace all uses of changequote in macro arguments
7634 with proper quoting.
7636 2010-02-19 Jakub Jelinek <jakub@redhat.com>
7639 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
7641 2010-02-19 Richard Guenther <rguenther@suse.de>
7643 PR tree-optimization/42944
7644 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
7645 test for aliasing with errno.
7647 2010-02-19 Jakub Jelinek <jakub@redhat.com>
7650 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
7651 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
7652 * dojump.c: Include output.h.
7653 (inv): New inline function.
7654 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
7655 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
7656 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
7657 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
7658 argument, pass it down to other calls.
7659 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
7660 add REG_BR_PROB note to the conditional jump.
7661 * cfgexpand.c (add_reg_br_prob_note): Removed.
7662 (expand_gimple_cond): Don't call it, add the probability
7663 as last argument to jumpif_1/jumpifnot_1.
7664 * Makefile.in (dojump.o): Depend on output.h.
7665 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
7667 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
7668 * stmt.c (do_jump_if_equal): Likewise.
7669 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
7670 * loop-unswitch.c (compare_and_jump_seq): Likewise.
7671 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
7673 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
7674 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
7675 jumpifnot_1 callers.
7676 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
7678 (store_expr): Adjust jumpifnot caller.
7679 (store_constructor): Adjust jumpif caller.
7682 * gimplify.c (gimple_boolify): For __builtin_expect call
7683 gimple_boolify also on its first argument.
7685 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
7687 * configure.ac (gnu-unique-object): Wrap regexps using [] in
7689 (__stack_chk_fail): Ditto. Remove quadrigraphs.
7690 * configure: Regenerated.
7692 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7694 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
7695 lang_hooks.types_compatible_p instead of comptypes.
7697 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
7699 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
7700 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
7701 if __prefer_thumb__ is defined.
7703 2010-02-18 Martin Jambor <mjambor@suse.cz>
7705 PR tree-optimization/43066
7706 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
7707 array with zero-sized element type.
7709 2010-02-18 Jakub Jelinek <jakub@redhat.com>
7711 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
7712 rtx, allocate struct var_loc_node here and return it to the
7713 caller, and only if it is actually needed.
7714 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
7715 move it earlier and return immediately if it returns NULL.
7717 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
7719 * config/sparc/gas.h: New file. Restore
7720 TARGET_ASM_NAMED_SECTION to its ELF default.
7721 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
7723 * config/sparc/sparc.c (sparc_elf_asm_named_section):
7724 Likewise. Add ATTRIBUTE_UNUSED to prototype.
7725 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
7726 after sparc/sysv4.h.
7728 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
7730 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
7732 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
7734 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
7735 patterns from predicated pattern.
7737 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
7740 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
7741 for insn mnemonic suffix.
7743 2010-02-17 Richard Guenther <rguenther@suse.de>
7745 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
7748 2010-02-17 Jakub Jelinek <jakub@redhat.com>
7751 * caller-save.c (save_call_clobbered_regs): If BB ends with
7752 a DEBUG_INSN, move any notes in between last real insn and the last
7753 DEBUG_INSN after the last DEBUG_INSN.
7755 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
7757 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
7758 Fix return type. Fix argument type. Explain meaning of return value.
7760 2010-02-16 Richard Guenther <rguenther@suse.de>
7762 PR tree-optimization/41043
7763 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
7764 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
7766 (vrp_visit_phi_node): ... but only for loop PHI nodes.
7768 2010-02-16 Ira Rosen <irar@il.ibm.com>
7770 PR tree-optimization/43074
7771 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
7772 * tree-vect-loop.c (vect_analyze_loop_operations): Add
7773 vectorizable cycles in hybrid SLP check.
7774 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
7776 2010-02-16 Richard Guenther <rguenther@suse.de>
7778 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
7779 (true_dependence): If memrefs_conflict_p computes must-alias
7780 trust it. Move TBAA check after offset-based disambiguation.
7781 (canon_true_dependence): Likewise.
7783 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
7785 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
7786 * doc/invoke.texi: Document it.
7787 * var-tracking.c: Include toplev.h and params.h.
7788 (vt_find_locations): Return bool indicating success. Compute
7789 hash sizes unconditionally. Check new parameter, report.
7790 (variable_tracking_main_1): Check vt_find_locations results and
7791 retry. Renamed from...
7792 (variable_tracking_main): ... this. New wrapper to preserve
7793 flag_var_tracking_assignments.
7794 * Makefile.in (var-tracking.o): Adjust dependencies.
7796 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
7797 Jakub Jelinek <jakub@redhat.com>
7800 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
7801 if weak_import attribute is present.
7802 * config/darwin.c (machopic_select_section): Likewise.
7804 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
7806 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
7807 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
7808 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
7809 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
7811 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
7814 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
7817 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
7818 Rewrite text to refer to the names.
7820 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
7822 * config/i386/i386-builtin-types.def
7823 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
7824 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
7825 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
7826 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
7827 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
7828 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
7829 IX86_BUILTIN_VPERMIL2PS256.
7830 (MULTI_ARG_4_DF2_DI_I): Defined.
7831 (MULTI_ARG_4_DF2_DI_I1): Defined.
7832 (MULTI_ARG_4_SF2_SI_I): Defined.
7833 (MULTI_ARG_4_SF2_SI_I1): Defined.
7834 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
7835 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
7836 __builtin_ia32_vpermil2ps256.
7837 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
7838 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
7839 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
7840 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
7841 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
7842 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
7843 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
7844 CODE_FOR_xop_vpermil2v8sf3.
7845 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
7846 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
7847 * config/i386/xopintrin.h (_mm_permute2_pd): New.
7848 (_mm256_permute2_pd): New.
7849 (_mm_permute2_ps): New.
7850 (_mm256_permute2_ps): New.
7852 2010-02-15 Nick Clifton <nickc@redhat.com>
7854 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
7855 boolean parameters. Use emit_jump_insn when emitting a pop
7856 instruction containing a return insn.
7857 (push): Use 'true' rather than '1' as second parameter to F.
7858 (h8300_expand_prologue): Likewise.
7859 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
7860 (h8300_expand_epilogue): Likewise.
7862 2010-02-15 Richard Guenther <rguenther@suse.de>
7865 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
7868 2010-02-15 Nick Clifton <nickc@redhat.com>
7870 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
7873 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
7875 * intl.c (fake_ngettext): New function.
7876 * intl.h (fake_ngettext): Declare.
7877 (ngettext): Define macro.
7878 * collect2.c (notice_translated): New function.
7879 (main): Use notice_translated and ngettext.
7880 * collect2.h (notice_translated): Declare.
7882 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
7884 * reorg.c (delete_computation): Comment fixes.
7885 * caller-save.c (setup_save_areas): Idem.
7886 * sel-sched-dump.c (dump_lv_set): Idem.
7889 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7891 * config/s390/s390.c (s390_sched_init): New function.
7892 (TARGET_SCHED_INIT): Target hook defined.
7894 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
7895 Jack Howarth <howarth@bromo.med.uc.edu>
7896 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
7899 Partial revert of unintended change in fix for PR41605.
7900 * config/darwin.h: Fix typo.
7901 * config/darwin9.h: Same.
7903 2010-02-11 Jakub Jelinek <jakub@redhat.com>
7905 * c-pch.c (pch_init): Clear v.
7907 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
7910 * graphite-scop-detection.c (graphite_can_represent_scev): Call
7911 graphite_can_represent_init for MULT_EXPR.
7913 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
7917 * graphite-sese-to-poly.c (remove_phi): New.
7918 (translate_scalar_reduction_to_array): Call remove_phi.
7920 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
7923 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
7924 * graphite-clast-to-gimple.h (gloog): Update declaration.
7925 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
7926 * graphite-poly.h (struct poly_bb): Add missing comments.
7927 (struct scop): Add poly_scop_p field.
7929 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
7930 * graphite.c (graphite_transform_loops): Build the polyhedral
7931 representation for each scop before code generation.
7932 * sese.c (rename_variables_in_operand): Removed.
7933 (rename_variables_in_expr): Return the renamed expression.
7934 (rename_sese_parameters): New.
7935 * sese.h (rename_sese_parameters): Declared.
7937 2010-02-11 Richard Guenther <rguenther@suse.de>
7939 PR tree-optimization/42998
7940 * tree-ssa-pre.c (create_expression_by_pieces): Treat
7941 POINTER_PLUS_EXPR properly.
7943 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
7944 Changpeng Fang <changpeng.fang@amd.com>
7947 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
7948 the cost of an IV candidate when the IV is used in a test against zero.
7950 * gcc.dg/tree-ssa/ivopts-3.c: New.
7952 2010-02-11 Richard Guenther <rguenther@suse.de>
7955 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
7956 pointer-vs-decl case by swapping refs. Handle some cases
7957 of pointer-vs-decl disambiguations more conservatively.
7958 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
7959 to false after expanding.
7961 2010-02-11 Richard Guenther <rguenther@suse.de>
7964 * gcc.c (process_command): Handle LTO file@offset case more
7967 2010-02-11 Jakub Jelinek <jakub@redhat.com>
7969 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
7970 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
7972 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
7974 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
7975 if MEM's mode size isn't DWARF2_ADDR_SIZE.
7976 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
7977 Optimize eq/ne comparisons when both arguments are known to be
7979 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
7980 Don't mask operands unnecessarily if they are known to be already
7983 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
7985 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
7988 2010-02-10 Richard Guenther <rguenther@suse.de>
7990 PR tree-optimization/43017
7991 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
7992 for wrapping signed arithmetic.
7994 2010-02-10 Jakub Jelinek <jakub@redhat.com>
7997 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
7998 if no debug info should be emitted for it.
8000 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
8002 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
8003 note when flag_exceptions is set.
8005 2010-02-10 Duncan Sands <baldrick@free.fr>
8007 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
8009 2010-02-10 Richard Guenther <rguenther@suse.de>
8012 * tree.c (get_unwidened): Handle constants.
8013 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
8015 2010-02-10 Martin Jambor <mjambor@suse.cz>
8018 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
8019 check for variable argument counts independently.
8021 2010-02-10 Christian Bruel <christian.bruel@st.com>
8024 * config/sh/sh.c (find_barrier): Increase length for non delayed
8025 conditional branches.
8027 2010-02-10 Christian Bruel <christian.bruel@st.com>
8029 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
8031 2010-02-10 Jakub Jelinek <jakub@redhat.com>
8033 * builtins.c (set_builtin_user_assembler_name): Also handle
8034 ffs if int is smaller than word.
8036 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
8039 * ira-conflicts.c (get_dup): Remove.
8040 (process_reg_shuffles): Add new parameter. Use it as an
8041 additional guard for copy generation.
8042 (add_insn_allocno_copies): Rewrite.
8044 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
8046 * common.opt (fsched2-use-traces): Preserved for backward
8048 * doc/invoke.texi: Remove the documentation about option
8049 -fsched2-use-traces.
8050 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
8051 flag_sched2_use_traces.
8052 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
8053 the backward compatibility flag section.
8055 2010-02-09 Richard Guenther <rguenther@suse.de>
8057 PR tree-optimization/43008
8058 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
8059 make HEAP variables initialized from global memory if they
8060 are not known builtin functions.
8061 (find_func_aliases): Adjust.
8063 2010-02-09 Richard Guenther <rguenther@suse.de>
8065 PR tree-optimization/43000
8066 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
8067 arithmetic manually.
8069 2010-02-08 Jakub Jelinek <jakub@redhat.com>
8071 PR tree-optimization/42931
8072 * tree-loop-linear.c (try_interchange_loops): Don't call
8073 double_int_mul if estimated_loop_iterations failed.
8075 2010-02-08 Martin Jambor <mjambor@suse.cz>
8078 * tree-sra.c (build_accesses_from_assign): Do not mark in
8079 should_scalarize_away_bitmap if stmt has volatile ops.
8080 (sra_modify_assign): Do not process assigns piecemeal if if stmt
8083 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
8085 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
8087 2010-02-07 Adam Nemet <adambnmet@gmail.com>
8089 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
8092 2010-02-07 Andrew Pinski <pinskia@gmail.com>
8095 * df-core.c (df_finish_pass): Change type of saved_flags to int.
8097 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
8100 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
8101 to unknown_dependence.
8102 (graphite_legal_transform_dr): Handle the unknown_dependence.
8103 (graphite_carried_dependence_level_k): Same.
8105 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
8107 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
8109 2010-02-07 Richard Guenther <rguenther@suse.de>
8112 * expr.c (get_inner_reference): Always initialize *pbitsize.
8114 2010-02-07 Richard Guenther <rguenther@suse.de>
8117 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
8118 new ARRAY_REFs on variable size element or minimal index arrays.
8120 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
8121 gimple_fold_indirect_ref.
8123 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
8126 * arm.c (arm_override_options): Just return if the user has specified
8127 an invalid fpu name.
8129 2010-02-03 Jason Merrill <jason@redhat.com>
8132 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
8133 i386_pe_maybe_record_exported_symbol.
8135 2010-02-05 Steve Ellcey <sje@cup.hp.com>
8138 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
8139 (pa_delegitimize_address): New function.
8141 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
8143 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
8144 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
8146 2010-02-05 Richard Guenther <rguenther@suse.de>
8149 * lto-streamer-in.c (get_resolution): Deal with references
8150 to undefined functions.
8152 2010-02-05 Richard Guenther <rguenther@suse.de>
8154 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
8155 (fold_const_aggregate_ref): Likewise.
8156 (ccp_fold_stmt): Substitute loads.
8157 (maybe_fold_reference): Verify types before substituting.
8159 (fold_gimple_assign): Unshare properly.
8160 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
8162 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
8164 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
8165 for rs6000_gen_cell_microcode.
8167 2010-02-04 Richard Guenther <rguenther@suse.de>
8169 PR rtl-optimization/42952
8170 * dse.c (const_or_frame_p): Remove MEM handling.
8172 2010-02-04 Nick Clifton <nickc@redhat.com>
8174 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
8175 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
8176 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
8177 (mn10300_asm_output_mi_thunk): New function.
8178 (mn10300_can_output_mu_thunk): New function.
8179 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
8180 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
8181 (FUNCTION_ARG): Delete incorrect comment.
8183 2010-02-03 Jason Merrill <jason@redhat.com>
8186 * fold-const.c (operand_equal_p): Handle erroneous types.
8188 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
8190 * config/h8300/h8300.md (can_delay): Fix attibute condition.
8192 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
8194 PR rtl-optimization/42941
8195 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
8198 2010-02-03 Jason Merrill <jason@redhat.com>
8201 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
8203 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
8206 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
8207 (cselib_reset_table): Renamed from...
8208 (cselib_reset_table_with_next_value): ... this.
8209 (cselib_get_next_uid): Renamed from...
8210 (cselib_get_next_unknown_value): ... this.
8211 * cselib.c (next_uid): Renamed from...
8212 (next_unknown_value): ... this.
8213 (cselib_clear_table): Adjust.
8214 (cselib_reset_table): Adjust. Renamed from...
8215 (cselib_reset_table_with_next_value): ... this.
8216 (cselib_get_next_uid): Adjust. Renamed from...
8217 (cselib_get_next_unknown_value): ... this.
8218 (get_value_hash): Use hash.
8219 (cselib_hash_rtx): Likewise.
8220 (new_cselib_val): Adjust. Set and dump uid.
8221 (cselib_lookup_mem): Pass next_uid as hash.
8222 (cselib_subst_to_values): Likewise.
8223 (cselib_log_lookup): Dump uid.
8224 (cselib_lookup): Pass next_uid as hash. Adjust.
8225 (cselib_process_insn): Adjust.
8226 (cselib_init): Initialize next_uid.
8227 (cselib_finish): Adjust.
8228 (dump_cselib_table): Likewise.
8229 * dse.c (canon_address): Dump value uid.
8230 * print-rtl.c (print_rtx): Print value uid.
8231 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
8233 (dv_uid): New function, sort of renamed from...
8234 (dv_htab_hash): ... this, reimplemented in terms of it and...
8235 (dv_uid2hash): ... this. New.
8236 (variable_htab_eq): Drop excess assertions.
8237 (tie_break_pointers): Removed.
8238 (canon_value_cmp): Compare uids.
8239 (variable_post_merge_New_vals): Print uids.
8240 (vt_add_function_parameters): Adjust.
8241 (vt_initialize): Reset table. Adjust.
8243 2010-02-03 Richard Guenther <rguenther@suse.de>
8245 PR tree-optimization/42944
8246 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
8247 (call_may_clobber_ref_p_1): Likewise. Properly handle
8248 malloc and calloc clobbering errno.
8250 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
8252 * doc/invoke.texi: Fix name of sched1 dump.
8254 * opts.c (decode_options): Set flag_tree_switch_conversion
8255 only conditionally on optimize >= 2.
8257 * gcse.c: Assorted comment fixes in pass description.
8259 2010-02-03 Anthony Green <green@moxielogic.com>
8261 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
8262 nop padding in order to maintain alignment of storage location of
8263 target function address.
8264 (moxie_trampoline_init): Store target function address at newly
8266 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
8268 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
8270 2010-02-03 Richard Guenther <rguenther@suse.de>
8273 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
8275 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8277 * config.gcc: Reenable check for obsolete targets.
8278 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
8279 mips-sgi-irix6.[0-4]*.
8281 2010-02-02 Nick Clifton <nickc@redhat.com>
8283 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
8284 constant size of 4 as being the same as 0.
8285 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
8286 can take values in the range 0..4.
8288 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
8291 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
8292 as _darwin10_Unwind_FindEnclosingFunction().
8293 * libgcc-libsystem.ver: New.
8295 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
8298 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
8299 implicitly set registers.
8301 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
8303 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
8304 (arm_override_options): Allow automatic selection of the thread
8305 pointer register if thumb2.
8306 (legitimize_pic_address): Improve code sequences for Thumb2.
8307 (arm_call_tls_get_addr): Likewise.
8308 (legitimize_tls_address): Likewise.
8309 * arm.md (pic_load_addr_arm): Delete. Replace with ...
8310 (pic_load_addr_32bit): ... this. New named pattern.
8311 * thumb2.md (pic_load_addr_thumb2): Delete.
8312 (pic_load_dot_plus_four): Delete.
8313 (tls_load_dot_plus_four): New named pattern.
8315 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8318 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
8319 Document fix for TLS bug.
8321 2010-01-31 Richard Guenther <rguenther@suse.de>
8323 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
8324 conservatively correct.
8326 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8330 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8332 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
8334 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8336 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
8338 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
8340 * config.gcc: Adjust order of makefile fragments for mingw targets.
8342 2010-01-31 Richard Guenther <rguenther@suse.de>
8345 * gimplify.c (gimplify_init_constructor): For volatile LHS
8346 initialize a temporary.
8348 2010-01-31 Matthias Klose <doko@ubuntu.com>
8350 * configure.ac: Fix __stack_chk_fail check for cross builds configured
8352 * configure: Regenerate.
8354 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
8356 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
8357 the same alias set and their sizes different constantness.
8358 (aliasing_component_refs_p): Revert 2009-10-24 change.
8360 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8362 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
8365 2010-01-29 Richard Guenther <rguenther@suse.de>
8367 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
8368 Assert we successfully updated the call.
8370 2010-01-29 Jakub Jelinek <jakub@redhat.com>
8372 PR rtl-optimization/42889
8373 * df.h (df_set_bb_dirty_nonlr): New prototype.
8374 * df-core.c (df_set_bb_dirty_nonlr): New function.
8375 * df-scan.c (df_insn_rescan): Call it instead of
8376 df_set_bb_dirty for DEBUG_INSNs.
8378 2010-01-29 Richard Guenther <rguenther@suse.de>
8381 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
8382 quadratic behavior in most cases.
8384 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
8387 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
8388 in the call to gen_x86_movsicc_0_m1.
8390 2010-01-28 Richard Guenther <rguenther@suse.de>
8392 PR tree-optimization/42871
8393 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
8395 2010-01-28 Richard Guenther <rguenther@suse.de>
8397 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
8398 into call arguments.
8400 2010-01-28 Richard Guenther <rguenther@suse.de>
8403 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
8404 the forwarder if the destination is an EH landing pad.
8406 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
8408 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
8409 block list passed to gimple_duplicate_sese_tail.
8410 (parallelize_loops): Avoid parallelization when the function
8412 Avoid parallelization when the preheader is IRREDUCIBLE.
8413 Try to optimize when estimated_loop_iterations_int is unresolved.
8414 Add the loop's location to the dump file.
8415 * tree-cfg.c (add_phi_args_after_redirect): Remove.
8416 (gimple_duplicate_sese_tail): Remove the check for the latch.
8417 Redirect nexits to the exit block.
8418 Remove handling of the incoming edges to the latch.
8419 Redirect the backedge from the copied latch to the exit bb.
8421 2010-01-28 Michael Matz <matz@suse.de>
8424 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
8425 Wrap force_reg into a sequence, emit it before user.
8427 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
8429 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
8431 (arm_legacy_rev): Likewise.
8432 (thumb_legacy_rev): Likewise.
8434 2010-01-27 Jakub Jelinek <jakub@redhat.com>
8436 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
8437 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
8438 on MEM's address failed, try avoid_constant_pool_reference and
8439 recurse if it returned something different.
8440 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
8441 address, try avoid_constant_pool_reference and recurse if it
8442 returned something different.
8443 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
8444 address and avoid_constant_pool_reference returned something
8445 different, don't set have_address.
8447 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
8450 * var-tracking.c (val_store): Add modified argument, obey it.
8452 (count_uses): Move down logging of main.
8453 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
8454 don't need resolution.
8455 (emit_notes_in_bb): Likewise.
8457 2010-01-27 Richard Guenther <rguenther@suse.de>
8460 * tree-inline.c (remap_decl): Delay remapping of SSA name
8461 default definitions until we need them.
8463 2010-01-27 Jakub Jelinek <jakub@redhat.com>
8465 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
8466 (rs6000_delegitimize_address): New function.
8468 * config/s390/s390.c (s390_delegitimize_address): Call
8469 delegitimize_mem_from_attrs.
8472 * tree-inline.c (cannot_copy_type_1): Removed.
8473 (copy_forbidden): Don't forbid copying of functions containing
8474 records/unions with variable length fields.
8476 2010-01-27 Christian Bruel <christian.bruel@st.com>
8480 * config/sh/sh.c (find_barrier): Increase length for non delayed
8481 conditional branches.
8483 2010-01-27 Matthias Klose <doko@ubuntu.com>
8485 * configure.ac (gnu-unique-object): Fix ldd version check.
8486 * configure: Regenerate.
8488 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8490 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
8492 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
8493 Test for HAVE_GNU_AS value.
8495 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8497 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
8498 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
8499 INT64_TYPE): Define.
8500 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
8501 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
8502 INT_LEAST64_TYPE): Define.
8503 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
8504 UINT_LEAST64_TYPE): Define.
8505 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
8506 INT_FAST64_TYPE): Define.
8507 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
8508 UINT_FAST64_TYPE): Define.
8509 (INTMAX_TYPE, UINTMAX_TYPE): Define.
8510 (INTPTR_TYPE, UINTPTR_TYPE): Define.
8511 (SIG_ATOMIC_TYPE): Define.
8513 2010-01-26 Richard Guenther <rguenther@suse.de>
8515 * df-scan.c (df_scan_set_bb_info): Remove assert.
8516 (df_insn_rescan_debug_internal): Merge asserts.
8517 (df_install_ref): Likewise.
8518 (df_mark_reg): Use bitmap_set_range.
8519 (df_hard_reg_used_p): Remove assert.
8520 (df_hard_reg_used_count): Likewise.
8522 2010-01-26 Richard Guenther <rguenther@suse.de>
8524 PR rtl-optimization/42685
8525 * web.c (web_main): Ignore DEBUG_INSNs.
8527 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
8529 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
8531 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
8532 Fix types of fndecl and arglist parameters.
8534 2010-01-26 Richard Guenther <rguenther@suse.de>
8537 * tree-eh.c (unsplit_eh): Skip debug insns.
8539 2010-01-26 Richard Guenther <rguenther@suse.de>
8541 PR tree-optimization/42250
8542 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
8544 2010-01-26 Jakub Jelinek <jakub@redhat.com>
8547 * omp-low.c (expand_omp_sections): Only use single_pred if
8548 l2_bb is single_pred_p.
8550 2010-01-25 Christian Bruel <christian.bruel@st.com>
8553 * config/sh/sh.c (find_barrier): Increase length for non delayed
8554 conditional branches.
8555 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
8557 2010-01-24 David S. Miller <davem@davemloft.net>
8559 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
8560 define if not using GAS.
8561 * config/sparc/sparc.c (sparc_elf_asm_named_section):
8562 Likewise. Delete SECTION_MERGE code, which is only applicable
8565 2010-01-24 Mark Mitchell <mark@codesourcery.com>
8568 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
8569 mangling of va_list in system headers.
8571 2010-01-23 Toon Moene <toon@moene.org>
8573 * tree-predcom.c (combine_chains): Return NULL, not false.
8575 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
8577 * tree-loop-distribution.c (distribute_loop): Fix declaration and
8578 initialization of variable res to agree with return type.
8580 2010-01-22 Steve Ellcey <sje@cup.hp.com>
8582 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
8583 * tree-sra.c: Add include of expr.h.
8585 2010-01-22 Jakub Jelinek <jakub@redhat.com>
8587 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
8588 insert the debug stmt on the single non-EH edge from the stmt.
8590 2010-01-22 Richard Henderson <rth@redhat.com>
8593 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
8594 the RHS until after generate_subtree_copies has insertted its
8595 code before the current statement.
8597 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
8599 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
8601 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
8603 2010-01-21 Martin Jambor <mjambor@suse.cz>
8605 PR tree-optimization/42585
8606 * tree-sra.c (struct access): New field grp_total_scalarization.
8607 (dump_access): Dump the new field.
8608 (should_scalarize_away_bitmap): New variable.
8609 (cannot_scalarize_away_bitmap): Likewise.
8610 (sra_initialize): Allocate new bitmaps.
8611 (sra_deinitialize): Free new bitmaps.
8612 (create_access_1): New function.
8613 (create_access): Parts moved to create_access_1.
8614 (type_consists_of_records_p): New function.
8615 (completely_scalarize_record): Likewise.
8616 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
8617 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
8618 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
8620 (analyze_all_variable_accesses): Completely scalarize small eligible
8623 2010-01-21 Martin Jambor <mjambor@suse.cz>
8625 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
8627 2010-01-21 Andrew Haley <aph@redhat.com>
8629 * gcc.c (process_command): Move lang_specific_driver before
8630 setting cc_libexec_prefix.
8632 2010-01-21 Richard Guenther <rguenther@suse.de>
8635 * fold-const.c (negate_expr_p): Pretend only negative
8636 real constants are easily negatable.
8638 2010-01-20 Janis Johnson <janis187@us.ibm.com>
8639 Jason Merrill <jason@redhat.com>
8641 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
8642 (TYPE_TRANSPARENT_AGGR): this, for union and record.
8643 * calls.c (initialize argument_information): Handle it.
8644 * c-common.c (handle_transparent_union_attribute): Use new name.
8645 * c-decl.c (finish_struct): Ditto.
8646 * c-typeck.c (type_lists_compatible_p): Ditto.
8647 (convert_for_assignment): Use new name and also handle record.
8648 * function.c (aggregate_value_p): Handle it.
8649 (pass_by_reference): Ditto.
8650 (assign_parm_data_types): Ditto.
8651 * print-tree.c (print_node): Ditto.
8652 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
8653 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
8654 * tree.c (first_field): New fn.
8656 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
8659 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
8660 even when linking statically, for now.
8662 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
8665 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
8666 without a cselib val.
8667 (count_uses): Accept MO_VAL_SET with no val on stores.
8668 (add_stores): Likewise.
8670 2010-01-20 Jakub Jelinek <jakub@redhat.com>
8672 * var-tracking.c (check_value_val): Add a compile time assertion.
8673 (dv_is_decl_p): Simplify.
8674 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
8675 gcc_assert if ENABLE_CHECKING.
8677 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
8680 * var-tracking.c: Include tree-flow.h.
8681 (mem_dies_at_call): New.
8682 (dataflow_set_preserve_mem_locs): Use it.
8683 (dataflow_set_remove_mem_locs): Likewise.
8684 (dump_var): Renamed from dump_variable. Adjust all callers.
8685 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
8686 * Makefile.in (var-tracking.o): Adjust deps.
8688 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
8690 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
8692 2010-01-20 Richard Guenther <rguenther@suse.de>
8694 PR tree-optimization/42717
8695 * tree-ssa-dce.c (get_live_post_dom): Remove.
8696 (forward_edge_to_pdom): Take an arbitrary edge to copy
8697 degenerate PHI args from.
8698 (remove_dead_stmt): Use the first post-dominator even if it
8699 does not contain live statements as redirection destination.
8701 2010-01-20 Richard Guenther <rguenther@suse.de>
8703 * tree-inline.c (estimate_num_insns): Handle EH builtins.
8705 2010-01-20 Jakub Jelinek <jakub@redhat.com>
8707 * sel-sched.c (create_speculation_check): Remove set but not used
8709 (try_transformation_cache): Remove set but not used variable ds.
8710 (calculate_privileged_insns): Remove set but not used variables
8711 cur_insn and min_spec_insn.
8712 (find_best_expr): Remove set but not used variable avail_n.
8713 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
8715 * cgraphunit.c (assemble_thunk): Remove set but not used variable
8717 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
8718 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
8721 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
8724 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
8725 cpu types. Add support for *-sse3 cpu types.
8726 (x86_64-*-*): Ditto.
8728 2010-01-20 Jakub Jelinek <jakub@redhat.com>
8731 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
8732 argument, call initializer_constant_valid_p_1 instead of
8733 initializer_constant_valid_p, pass CACHE to it, return NULL
8734 immediately if first call returns NULL.
8735 (initializer_constant_valid_p_1): New function.
8736 (initializer_constant_valid_p): Use it.
8738 2010-01-20 Thomas Quinot <quinot@adacore.com>
8740 * tree.def (PLACEHOLDER_EXPR): Fix comment.
8742 2010-01-20 Jakub Jelinek <jakub@redhat.com>
8744 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
8745 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
8746 (loc_list_from_tree): Don't handle unsigned division. Handle
8747 signed modulo using DW_OP_{over,over,div,mul,minus}.
8748 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
8749 modulo instead of signed.
8751 2010-01-20 DJ Delorie <dj@redhat.com>
8753 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
8755 (h8300_emit_stack_adjustment): Propogate it.
8757 (h8300_expand_prologue): Likewise.
8758 (h8300_expand_epilogue): Likewise.
8760 2010-01-19 Michael Matz <matz@suse.de>
8762 PR tree-optimization/41783
8763 * tree-data-ref.c (toplevel): Include flags.h.
8764 (dump_data_dependence_relation): Also dump the inputs if the
8765 result will be unknown.
8766 (split_constant_offset_1): Look through some conversions.
8767 * tree-predcom.c (determine_roots_comp): Restart a new chain if
8768 the offset from last element is too large.
8769 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
8770 (reassociate_to_the_same_stmt): Handle vector registers.
8771 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
8773 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
8774 wide_prolog_niters argument, emit widening instructions.
8775 (vect_do_peeling_for_alignment): Adjust caller, use widened
8776 variant of the iteration cound.
8777 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
8779 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8782 * config/arm/neon-testgen.m (emit_automatics): New parameter
8783 features. Adjust for Fixed_return_reg feature.
8784 (test_intrinsic): Call emit_automatics with new feature.
8785 * config/arm/neon.ml: Update copyright years.
8786 (features): New Fixed_return_reg feature.
8787 (ops): Update feature for Vget_low.
8789 2010-01-19 Jakub Jelinek <jakub@redhat.com>
8791 PR tree-optimization/42719
8792 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
8796 * fwprop.c (all_uses_available_at): Return false if def_set dest
8797 is a REG that is used in def_insn.
8799 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
8801 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
8803 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
8806 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
8808 * target.h (struct gcc_target) <secondary_reload>: Change type
8809 of last argument to secondary_reload_info *.
8811 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
8814 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
8815 memory references with unaligned offsets. Remove CQImode handling.
8816 (unaligned_memory_operand): Return 1 for memory references with
8817 unaligned offsets. Remove CQImode handling.
8819 2010-01-18 Richard Guenther <rguenther@suse.de>
8822 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
8825 2010-01-18 Richard Guenther <rguenther@suse.de>
8827 PR tree-optimization/42781
8828 * tree-ssa-structalias.c (find_what_var_points_to): Skip
8829 restrict processing only if the original variable was artificial.
8831 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
8833 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
8834 find number of popped argument bytes.
8836 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
8837 Fix the text that describes the return value for invalid insns.
8839 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
8841 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
8842 Clarify what 'cost of the -dependence' is. Fix quoting.
8844 * toplev.c (default_get_pch_validity): Rename argument to "sz".
8845 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
8847 2010-01-17 Jakub Jelinek <jakub@redhat.com>
8849 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
8850 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
8852 2010-01-17 Richard Guenther <rguenther@suse.de>
8855 * function.c (split_complex_args): Take a VEC to modify.
8856 (assign_parms_augmented_arg_list): Build a VEC instead of
8857 a chain of PARM_DECLs.
8858 (assign_parms_unsplit_complex): Take a VEC of arguments.
8859 Do not fixup unmodified parms.
8860 (assign_parms): Deal with the VEC.
8861 (gimplify_parameters): Likewise.
8863 2010-01-17 Richard Guenther <rguenther@suse.de>
8865 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
8866 node existence check.
8867 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
8868 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
8869 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
8870 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
8871 (gimple_execute_on_growing_pred): Likewise.
8873 2010-01-17 Richard Guenther <rguenther@suse.de>
8875 PR tree-optimization/42773
8876 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
8877 (compute_antic_aux): Likewise.
8878 (compute_partial_antic_aux): Likewise.
8880 2010-01-17 Jie Zhang <jie.zhang@analog.com>
8883 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
8886 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
8888 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
8891 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
8892 Fix markup for strict argument.
8894 (TARGET_SCHED_REORDER2): Fix argument types.
8896 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
8897 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
8899 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
8900 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
8902 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
8905 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
8906 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
8907 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
8908 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
8909 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
8911 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
8913 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
8915 (TARGET_ASM_RELOC_RW_MASK): Add return type.
8916 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
8918 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
8920 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
8923 (TARGET_ASM_NAMED_SECTION): Fix argument list.
8925 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
8926 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
8928 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
8930 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
8932 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
8933 referring to it. Fix language.
8935 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
8937 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
8939 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
8941 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
8943 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
8944 '@var{stream}. Remove stray 'and'.
8946 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
8948 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
8950 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
8952 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
8953 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
8955 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
8956 Fix description of return value.
8957 Rename argument "sz" to "len."
8959 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
8960 Clarify meaning of 'true' return value.
8962 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
8964 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
8965 rep_mode versus mode_rep.
8967 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
8969 (TARGET_BUILTIN_DECL): Fix name.
8971 (TARGET_COMMUTATIVE_P): Fix type of first argument.
8973 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
8975 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
8977 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
8979 (TARGET_RELAXED_ORDERING): Use @deftypevr.
8981 (TARGET_GET_DRAP_RTX): Note that this is a hook.
8984 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
8985 Rename argument tm_fn to md_fn.
8987 (TARGET_OPTION_PRINT): Fix argument list.
8989 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
8992 * config/i386/i386.c (ix86_fixup_binary_operands):
8993 Revert FMA4 fixup of operands.
8995 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8998 * Makefile.in (write_entries_to_file, install-plugin):
8999 Use \012 instead of \n with tr.
9001 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
9003 * configure.ac (HAVE_AS_REF): New C macro.
9004 * configure: Regenerate.
9005 * config.in: Likewise.
9006 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
9008 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
9011 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
9013 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
9015 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
9017 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
9019 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
9021 (TARGET_IN_SMALL_DATA_P): Fix argument type.
9023 (TARGET_BINDS_LOCAL_P): Fix argument type.
9025 (TARGET_ASM_FILE_END): Use prototype.
9027 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
9029 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
9031 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
9033 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
9035 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
9036 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
9038 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
9039 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
9041 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
9042 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
9043 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
9044 (TARGET_ADDR_SPACE_CONVERT): Likewise.
9046 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
9048 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
9050 (TARGET_INIT_BUILTINS): Use prototype.
9052 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
9053 Put 'const char *' in braces. Fix parameter types.
9054 (TARGET_INVALID_CONVERSION): Fix parameter types.
9055 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
9056 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
9058 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
9061 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
9063 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
9065 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
9067 * doc/tm.texi (TARGET_HELP): Fix return type.
9069 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
9070 in braces. Fix argument types.
9072 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
9074 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
9076 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
9078 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
9079 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
9081 (TARGET_MANGLE_TYPE): Fix argument types.
9083 (TARGET_IRA_COVER_CLASSES): Use prototype.
9085 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
9087 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
9089 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
9091 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
9093 (TARGET_CALLEE_COPIES): Fix argument types.
9095 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
9097 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
9099 (TARGET_FUNCTION_VALUE): Fix argument types.
9101 (TARGET_RETURN_IN_MSB): Fix argument type.
9103 (TARGET_RETURN_IN_MEMORY): Fix argument types.
9105 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
9107 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
9109 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
9110 agree with return type.
9112 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
9114 2010-01-15 Jing Yu <jingyu@google.com>
9116 PR rtl-optimization/42691
9117 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
9118 a pseudo to a constant and are merged, and adjust comments.
9120 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
9122 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
9124 2010-01-15 Richard Guenther <rguenther@suse.de>
9127 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
9128 labels of computed or non-local gotos to the destination.
9129 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
9130 landing pad label is the first label.
9132 2010-01-15 Richard Guenther <rguenther@suse.de>
9134 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
9136 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
9139 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
9140 to allow generation of the xssqrtdp instruction on power7.
9141 (sqrtdf2_fpr): Ditto.
9143 2010-01-14 Jakub Jelinek <jakub@redhat.com>
9146 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
9147 functions with noreturn attribute.
9150 * varasm.c (declare_weak): Add weak attribute to decl if it
9151 doesn't have one already.
9152 (assemble_external): Only add decls to weak_decls if they also
9153 have weak attribute.
9155 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
9157 * var-tracking.c (var_reg_delete): Don't delete the association
9158 between REGs and values or one-part variables if the register
9161 2010-01-14 Jakub Jelinek <jakub@redhat.com>
9164 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
9165 because its first operand is a non-localized variable.
9167 2010-01-14 Martin Jambor <mjambor@suse.cz>
9169 PR tree-optimization/42706
9170 * tree-sra.c (encountered_recursive_call): New variable.
9171 (encountered_unchangable_recursive_call): Likewise.
9172 (sra_initialize): Initialize both new variables.
9173 (callsite_has_enough_arguments_p): New function.
9174 (scan_function): Call decl and flags check only for IPA-SRA, check
9175 whether there is a recursive call and whether it has enough arguments.
9176 (all_callers_have_enough_arguments_p): New function.
9177 (convert_callers): Look for recursive calls only when
9178 encountered_recursive_call is set.
9179 (ipa_early_sra): Bail out either if
9180 !all_callers_have_enough_arguments_p or
9181 encountered_unchangable_recursive_call.
9183 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9185 * sel-sched.c: Add 2010 to copyright years.
9186 * sel-sched-ir.c: Likewise.
9187 * sel-sched-ir.h: Likewise.
9189 2010-01-14 Martin Jambor <mjambor@suse.cz>
9191 PR tree-optimization/42714
9192 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
9193 constructors specially.
9195 2010-01-14 Andi Kleen <ak@linux.intel.com>
9197 * config/i386/drivers-i386.c (detect_caches_intel):
9198 Add l2sizekb parameter and fill in.
9199 (host_detect_local_cpu): Add l2sizekb, fill in.
9200 Add Atom small cache heuristic.
9202 2010-01-14 Andi Kleen <ak@linux.intel.com>
9204 * config/i386/drivers-i386.c (detect_caches_cpuid4):
9205 Add level3 parameter and fill in.
9206 (detect_caches_intel): Handle level3 cache.
9208 2010-01-14 Andi Kleen <ak@linux.intel.com>
9210 * config/i386/drivers-i386.c (host_detect_local_cpu):
9211 Fix core duo detection.
9213 2010-01-14 Andi Kleen <ak@linux.intel.com>
9215 * config/i386/drivers-i386.c (host_detect_local_cpu):
9218 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9220 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
9221 (rs6000_variable_issue_1): this. Use...
9222 (rs6000_variable_issue): here. Reimplement. Print debug info.
9224 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9226 * sel-sched-ir.c (sel_restore_other_notes): Rename to
9227 sel_restore_notes. Update all callers. Call reemit_notes
9230 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
9232 PR rtl-optimization/42246
9233 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
9236 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
9238 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
9239 all successors is the same as number of successors in current region.
9241 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9243 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
9244 to rename is not separable. Otherwise check that its LHS is not NULL.
9246 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9248 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
9250 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9252 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
9253 available registers when failed to discover LHS register class.
9254 Fix indentation. Update comment.
9256 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
9257 Alexander Monakov <amonakov@ispras.ru>
9259 PR rtl-optimization/42389
9260 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
9262 (advance_state_on_fence): Likewise.
9263 (sel_target_adjust_priority): Print debug output only when
9264 sched_verbose >= 4, not 2.
9265 (get_expr_cost): Do not issue all unique insns on the next cycle.
9266 (fill_insns): Initialize can_issue_more from the value saved
9268 * sel-sched-ir.c (flist_add): New parameter issue_more.
9269 Init FENCE_ISSUE_MORE with it.
9270 (merge_fences): Likewise.
9271 (init_fences): Update call to flist_add.
9272 (add_to_fences, add_clean_fence_to_fences)
9273 (add_dirty_fence_to_fences): Likewise.
9274 (move_fence_to_fences): Update call to merge_fences.
9275 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
9277 * sel-sched-ir.h (struct _fence): New field issue_more.
9278 (FENCE_ISSUE_MORE): New accessor macro.
9280 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
9282 PR rtl-optimization/42388
9283 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
9284 that have no predecessors nor successors. Do not call move_bb_info
9285 for empty blocks outside of current region.
9287 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9289 PR rtl-optimization/42294
9290 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
9291 * sel-sched.c (move_exprs_to_boundary): Transitively add all
9292 originators' originators.
9294 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9296 PR rtl-optimization/39453
9297 PR rtl-optimization/42246
9298 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
9300 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
9302 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
9303 Alexander Monakov <amonakov@ispras.ru>
9306 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
9307 (maybe_tidy_empty_bb): ... here. Make static. Add new
9308 argument. Update all callers.
9309 (tidy_control_flow): ... and here. Recompute topological order
9310 of basic blocks in region if necessary.
9311 (sel_redirect_edge_and_branch): Change return type. Return true
9312 if topological order might have been invalidated.
9313 (purge_empty_blocks): Export and move from...
9314 * sel-sched.c (purge_empty_blocks): ... here.
9315 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
9316 (maybe_tidy_empty_bb): Delete prototype.
9317 (purge_empty_blocks): Declare.
9319 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
9321 PR rtl-optimization/42249
9322 * sel-sched.c (try_replace_dest_reg): When chosen register
9323 and original register is the same, do not bail out early, but
9324 still check all original insns for validity of replacing destination
9325 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
9328 2010-01-14 Jakub Jelinek <jakub@redhat.com>
9331 Port from no-undefined-overflow branch:
9332 2009-03-09 Richard Guenther <rguenther@suse.de>
9334 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
9336 2010-01-14 Richard Guenther <rguenther@suse.de>
9339 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
9341 2010-01-14 Ira Rosen <irar@il.ibm.com>
9343 PR tree-optimization/42709
9344 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
9345 as scalar type in creation of constant vector operand.
9347 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9350 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
9351 (check-parallel-%): Match `testsuite' directory component only
9354 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
9356 PR translation/39521
9357 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
9360 2010-01-13 Richard Guenther <rguenther@suse.de>
9362 PR tree-optimization/42730
9363 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
9366 2010-01-13 Steve Ellcey <sje@cup.hp.com>
9369 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
9370 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
9373 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
9375 * config/bfin/libgcc-bfin.ver: Regenerate based on current
9376 libgcc-std.ver. Add entries for ___smulsi3_highpart and
9377 ___umulsi3_highpart.
9379 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
9380 rather than schedule_insns if the pass is enabled.
9382 2010-01-13 Martin Jambor <mjambor@suse.cz>
9384 PR tree-optimization/42704
9385 * tree-sra.c (sra_modify_assign): Do not delete assignments to
9388 2010-01-13 Martin Jambor <mjambor@suse.cz>
9390 PR tree-optimization/42703
9391 * tree-sra.c (analyze_access_subtree): Check that we can build a
9392 reference to the original data within the aggregate.
9394 2010-01-13 Richard Guenther <rguenther@suse.de>
9396 PR tree-optimization/42705
9397 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
9399 2010-01-13 Richard Guenther <rguenther@suse.de>
9402 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
9404 2010-01-13 Jakub Jelinek <jakub@redhat.com>
9407 * var-tracking.c (values_to_unmark): New variable.
9408 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
9409 values_to_unmark vector. Moved body to...
9410 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
9411 instead queue it into values_to_unmark vector.
9412 (vt_find_locations): Free values_to_unmark vector.
9414 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
9416 * config/s390/s390.c (override_options): Set
9417 default of max-pending-list-length to 256
9419 2010-01-13 Richard Guenther <rguenther@suse.de>
9422 * tree-pass.h (PROP_gimple_lcx): New.
9423 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
9424 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
9425 before the final cleanup_eh.
9426 (dump_properties): Dump PROP_gimple_lcx.
9427 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
9428 (tree_lower_complex_O0): Remove.
9429 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
9430 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
9431 tree_lower_complex, schedule TODO_update_ssa.
9432 * lto-streamer-out.c (output_function): Stream the functions
9434 * lto-streamer-in.c (input_function): Likewise.
9435 (lto_read_body): Do not override them here.
9437 2010-01-12 Joseph Myers <joseph@codesourcery.com>
9440 * c-typeck.c (build_c_cast): Fold value cast to union type before
9441 wrapping it in a CONSTRUCTOR.
9443 2010-01-12 Jakub Jelinek <jakub@redhat.com>
9445 PR rtl-optimization/42699
9446 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
9449 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9451 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
9452 SUBTARGET_WARN_UNUSED_SPEC): Move ...
9453 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
9454 SUBTARGET_WARN_UNUSED_SPEC): ... here
9455 * config/mips/iris5.h (LIBGCC_SPEC): Define.
9457 2010-01-12 Julian Brown <julian@codesourcery.com>
9459 * config/arm/neon-schedgen.ml (Utils): Don't try to
9460 open missing module.
9461 (find_with_result): New.
9463 2010-01-12 Jakub Jelinek <jakub@redhat.com>
9466 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
9467 sharing when canonicalizing ({lt,ge}u (plus a b) b).
9469 PR tree-optimization/42645
9470 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
9471 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
9472 decl_map, set processing_debug_stmt to -1 and return name without
9475 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
9477 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
9478 binutils version, and reword target configuration description.
9480 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
9482 * config/avr/avr.h (LINKER_NAME): Remove.
9484 2010-01-11 Janis Johnson <janis187@us.ibm.com>
9487 * config/rs6000/rs6000.c (rs6000_override_options): On targets
9488 that support VSX, warn for -mno-altivec if vsx is not disabled,
9491 2010-01-11 Joseph Myers <joseph@codesourcery.com>
9492 Shujing Zhao <pearly.zhao@oracle.com>
9494 PR translation/42469
9495 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
9496 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
9497 character between option name and help text.
9498 * c.opt (imultilib): Likewise.
9500 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
9502 * lto-streamer-out.c (output_unreferenced_globals): Output static
9505 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
9507 PR rtl-optimization/42621
9508 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
9509 optimizing for size.
9510 (duplicate_computed_gotos): Remove now-redundant check.
9512 2010-01-10 Steve Ellcey <sje@cup.hp.com>
9515 * configure.ac: Save and restore LDFLAGS and LIBS
9516 * configure: Regenerate.
9518 2010-01-10 Richard Guenther <rguenther@suse.de>
9521 * builtins.c (fold_builtin_strlen): Add type argument and
9522 convert the resulting length to it.
9523 (fold_builtin_1): Adjust.
9525 2010-01-09 Jakub Jelinek <jakub@redhat.com>
9527 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
9528 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
9530 (num_insns_constant_wide): Adjust for that change.
9532 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9535 * web.c (union_defs): Add used argument, to combine uses of
9537 (entry_register): Adjust type and tests of used argument.
9538 (web_main): Widen used for new use. Pass it to union_defs.
9539 * df.h (union_defs): Adjust prototype.
9541 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9544 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
9545 uses in new incoming argument. Free body.
9546 (reset_debug_uses_in_loop): New.
9547 (analyze_insn_to_expand_var): Call the latter if the former found
9548 anything. Fix whitespace. Reject invalid dest overlaps before
9549 going through all insns in the loop.
9551 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9554 * haifa-sched.c (dying_use_p): Debug insns don't count.
9556 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9559 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
9560 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
9561 (verify_gimple_call): Reject LHS in noreturn calls.
9563 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9567 * tree-vect-loop-manip.c (adjust_info): New type.
9568 (adjust_vec): New pointer to vector.
9569 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
9570 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
9571 (slpeel_update_phis_for_duplicate_loop): Use them.
9572 (slpeel_update_phi_nodes_for_guard1): Likewise.
9573 (slpeel_update_phi_nodes_for_guard2): Likewise.
9574 (slpeel_tree_peel_loop_to_edge): Likewise.
9575 (vect_update_ivs_after_vectorizer): Likewise.
9577 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9579 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
9580 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
9582 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9584 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
9585 bogus uninitialized warning.
9587 2010-01-09 Richard Guenther <rguenther@suse.de>
9590 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
9591 the evolution is compatible with the initial condition.
9593 2010-01-09 Jakub Jelinek <jakub@redhat.com>
9595 * gcc.c (process_command): Update copyright notice dates.
9596 * gcov.c (print_version): Likewise.
9597 * gcov-dump.c (print_version): Likewise.
9598 * mips-tfile.c (main): Likewise.
9599 * mips-tdump.c (main): Likewise.
9601 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
9604 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
9606 (rotlhi3_8): Delete.
9608 (rotlsi3_8): Delete.
9609 (rotlsi3_16): Delete.
9610 (rotlsi3_24): Delete.
9612 (*rotw<mode>3): New.
9613 (*rotb<mode>3): New.
9614 * config/avr/avr.c (avr_rotate_bytes): New function.
9615 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
9617 2010-01-08 Steve Ellcey <sje@cup.hp.com>
9620 * configure.ac: Modify -rdynamic check.
9621 * configure: Regenerate.
9623 2010-01-08 DJ Delorie <dj@redhat.com>
9625 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
9626 register popping order.
9628 2010-01-08 Richard Guenther <rguenther@suse.de>
9631 * c.opt (fsigned-char): Also let LTO handle this option.
9632 (funsigned-char): Likewise.
9634 2010-01-07 Richard Guenther <rguenther@suse.de>
9636 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
9637 (gimple_op): Likewise.
9638 (gimple_op_ptr): Likewise.
9639 (gimple_assign_set_lhs): Remove gcc_assert.
9640 (gimple_assign_set_rhs1): Likewise.
9641 (gimple_assign_set_rhs2): Likewise.
9642 (gimple_call_set_lhs): Likewise.
9643 (gimple_call_set_fn): Likewise.
9644 (gimple_call_set_fndecl): Likewise.
9645 (gimple_call_fndecl): Likewise.
9646 (gimple_call_return_type): Likewise.
9647 (gimple_call_set_chain): Likewise.
9648 (gimple_call_num_args): Likewise.
9649 (gimple_call_set_arg): Likewise.
9650 (gimple_cond_set_code): Likewise.
9651 (gimple_cond_set_lhs): Likewise.
9652 (gimple_cond_set_rhs): Likewise.
9653 (gimple_cond_set_true_label): Likewise.
9654 (gimple_cond_set_false_label): Likewise.
9655 (gimple_label_set_label): Likewise.
9656 (gimple_goto_set_dest): Likewise.
9657 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
9658 (gimple_debug_bind_get_value): Likewise.
9659 (gimple_debug_bind_get_value_ptr): Likewise.
9660 (gimple_debug_bind_set_var): Likewise.
9661 (gimple_debug_bind_set_value): Likewise.
9662 (gimple_debug_bind_reset_value): Likewise.
9663 (gimple_debug_bind_has_value_p): Likewise.
9664 (gimple_return_retval_ptr): Remove gcc_assert.
9665 (gimple_return_retval): Likewise.
9666 (gimple_return_set_retval): Likewise.
9667 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
9668 (safe_referenced_var_iterator): Remove.
9669 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
9670 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
9671 (fill_referenced_var_vec): Remove.
9672 (first_readonly_imm_use): Remove redundant gcc_assert.
9673 (phi_arg_index_from_use): Combine gcc_asserts.
9674 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
9675 (first_imm_use_stmt): Remove redundant gcc_assert.
9676 * tree-cfg.c (verify_gimple_call): Verify function and chain
9677 operands. Verify arguments.
9678 (verify_types_in_gimple_stmt): Verify condition code and labels.
9680 2010-01-07 Richard Guenther <rguenther@suse.de>
9682 PR tree-optimization/42641
9683 * sese.c (rename_map_elt_info): Use the SSA name version, do
9686 2010-01-07 Jakub Jelinek <jakub@redhat.com>
9688 PR tree-optimization/42625
9689 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
9690 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
9692 2010-01-07 Duncan Sands <baldrick@free.fr>
9694 * Makefile.in (PLUGIN_HEADERS): Add version.h.
9696 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
9699 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
9700 note itself is not function_invariant_p.
9702 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
9704 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
9705 Do not add the DF_NOTE problem.
9706 * store-motion.c (execute_rtl_store_motion): Likewise.
9708 2010-01-07 Martin Jambor <mjambor@suse.cz>
9710 PR tree-optimization/42157
9711 * tree-sra.c (compare_access_positions): Stabilize sort if both
9712 accesses have integer types, return zero immediately if they are the
9715 2010-01-06 Richard Henderson <rth@redhat.com>
9718 * haifa-sched.c (add_to_note_list): Merge into ...
9719 (concat_note_lists): ... here, and ...
9720 (unlink_other_notes, rm_other_notes): Merge into...
9721 (remove_notes): ... here. Create REG_SAVE_NOTEs for
9722 NOTE_INSN_EPILOGUE_BEG.
9724 2010-01-06 Richard Guenther <rguenther@suse.de>
9726 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
9727 not inline regular functions into always-inline functions.
9729 2010-01-06 Nick Clifton <nickc@redhat.com>
9731 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
9732 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
9734 (OVERRIDE_OPTIONS): Delete.
9735 (OPTIMIZATION_OPTIONS): Define.
9736 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
9737 * config/rx/rx.c (rx_handle_option): Issue an error message if
9738 -mcpu=rx200 and -fpu are used together.
9739 (rx_set_optimization_options): New function. Issue an error
9740 message if an optimization attribute attempts to reset the FPU/
9741 math optimization pairing.
9742 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
9743 * config/rx/rx.opt: Set the default to 32-bit doubles.
9744 * config/rx/t-rx: Add multilibs for -nofpu option.
9745 * doc/invoke.texi: Update documentation of RX options.
9747 2010-01-06 Richard Guenther <rguenther@suse.de>
9749 * tree-ssa-pre.c (name_to_id): New global.
9750 (alloc_expression_id): Simplify SSA name handling.
9751 (lookup_expression_id): Likewise.
9752 (init_pre): Zero name_to_id.
9753 (fini_pre): Free it.
9755 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
9757 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
9759 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
9762 * config/i386/sse.md (smaxv2di3): New.
9763 (umaxv2di3): Likewise.
9764 (sminv2di3): Likewise.
9765 (uminv2di3): Likewise.
9767 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
9770 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
9771 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
9772 (legitimize_tls_address): Likewise.
9773 (sparc_tls_referenced_p): Likewise.
9774 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
9775 and adjust calls to legitimize_pic_address.
9776 (legitimate_constant_p) Use sparc_tls_referenced_p.
9777 (legitimate_pic_operand_p): Likewise.
9778 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
9779 (sparc_tls_symbol_ref_1): Delete.
9780 (sparc_tls_referenced_p): Make static, recognize specific patterns.
9781 (legitimize_tls_address): Make static, handle CONST patterns.
9782 (legitimize_pic_address): Make static, remove unused parameter and
9783 adjust recursive calls.
9784 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
9785 and adjust call to legitimize_pic_address.
9786 (sparc_output_mi_thunk): Likewise.
9788 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
9789 H.J. Lu <hongjiu.lu@intel.com>
9792 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
9793 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
9794 operands to make them signed.
9797 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
9800 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
9801 GTU to GT for V4SI and V2DI.
9803 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
9804 (umin<mode>3): Removed.
9806 (uminv4si3): Likewise.
9808 2010-01-05 Martin Jambor <mjambor@suse.cz>
9810 PR tree-optimization/42462
9811 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
9812 current_function_decl to helper functions and macros.
9814 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9817 * flags.h: Don't include real.h.
9818 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
9819 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
9820 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
9821 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
9822 * dominance.c: Update copyright.
9823 * gimple.c (walk_gimple_op): Remove inline.
9824 * tree-ssa-reassoc.c: Include real.h.
9825 * Makefile.in (FLAGS_H): Remove $(REAL_H).
9826 (tree-ssa-reassoc.o): Depend on $(REAL_H).
9828 2010-01-05 Nick Clifton <nickc@redhat.com>
9830 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
9831 register to push into the stack frame when the accumulator has to
9832 be saved during interrupts.
9834 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
9836 * doc/invoke.texi: Remove the documentation about option
9838 * common.opt (Wunreachable-code): Preserved for backward
9840 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
9841 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
9842 the backward compatibility flag section.
9844 2010-01-05 Richard Guenther <rguenther@suse.de>
9846 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
9848 2010-01-05 Jakub Jelinek <jakub@redhat.com>
9851 * cfgexpand.c (expand_one_var): Diagnose too large variables.
9853 PR tree-optimization/42508
9854 * tree-sra.c (convert_callers): Check for recursive call
9855 by comparing cgraph nodes instead of decls.
9856 (modify_function): Call ipa_modify_formal_parameters also
9857 on all same_body aliases.
9859 * cgraphunit.c (cgraph_materialize_all_clones): Compare
9860 cgraph nodes when checking for same_body aliases.
9862 2010-01-05 Richard Guenther <rguenther@suse.de>
9864 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
9865 allocation and lookup.
9866 (get_or_alloc_expr_for_constant): Likewise.
9867 (phi_translate): Sink allocation.
9869 2010-01-04 Richard Guenther <rguenther@suse.de>
9871 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
9872 a new entry only if needed.
9873 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
9874 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
9876 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
9878 (phi_translate): Handle CONSTANTs early.
9880 2010-01-04 Martin Jambor <mjambor@suse.cz>
9882 PR tree-optimization/42398
9883 * tree-sra.c (struct access): Removed flag grp_different_types.
9884 (dump_access): Do not dump the removed flag.
9885 (sort_and_splice_var_accesses): Do not set the removed flag.
9886 (sra_modify_expr): Check for type compatibility directly.
9888 2010-01-04 Martin Jambor <mjambor@suse.cz>
9890 PR tree-optimization/42366
9891 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
9892 edges with variable number of parameters.
9893 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
9894 flag instead of asserting it.
9895 (ipa_read_node_info): Read uses_analysis_done flag.
9897 2010-01-04 Richard Guenther <rguenther@suse.de>
9899 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
9900 iterative_hash_* as intended.
9901 (vn_reference_compute_hash): Likewise. Simplify hashing
9903 (vn_reference_lookup_2): Likewise.
9904 (vn_nary_op_compute_hash): Likewise.
9905 (vn_phi_compute_hash): Likewise.
9906 (expressions_equal_p): Remove strange code.
9907 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
9908 (pre_expr_hash): Likewise. Simplify hashing SSA names.
9909 (bitmap_insert_into_set_1): Take value-id as parameter.
9910 (add_to_value): Pass it.
9911 (bitmap_insert_into_set): Likewise.
9912 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
9914 2010-01-04 Jakub Jelinek <jakub@redhat.com>
9917 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
9918 (do_self_spec): For switches with SWITCH_IGNORE set set also
9919 SWITCH_IGNORE_PERMANENTLY.
9920 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
9923 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
9925 * lto-streamer-out.c (output_unreferenced_globals): Output the full
9926 tree of an unreferenced global var.
9928 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
9931 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
9932 GTU to GT for V4SI and V2DI.
9934 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
9935 (umin<mode>3): Removed.
9937 (uminv4si3): Likewise.
9939 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
9942 * collect2.c (main): Turn on trace in collect2 if -v is passed
9945 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
9947 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
9948 description of expression operand.
9950 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
9952 * configure.ac: Add install-html to target_list for Make-hooks.
9953 * configure: Regenerate.
9954 * fortran/Make-lang.in (F95_HTMLFILES): New.
9955 (fortran.html): Use it.
9956 (fortran.install-html): New.
9957 * Makefile.in (install-html): Add lang.install-html.
9958 * java/Make-lang.in (JAVA_HTMLFILES): New.
9959 (java.html): Use it.
9960 (java.install-html): New.
9961 * objc/Make-lang.in (objc.install-html): New.
9962 * objcp/Make-lang.in (obj-c++.install-html): New.
9963 * cp/Make-lang.in (c++.install-html): New.
9964 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
9965 * lto/Make-lang.in (lto.install-html): New.
9967 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
9970 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
9972 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
9974 PR rtl-optimization/41862
9975 * store-motion.c (store_killed_in_insn, compute_store_table,
9976 remove_reachable_equiv_notes, replace_store_insn,
9977 build_store_vectors): Ignore all DEBUG_INSNs.
9979 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
9982 * common.opt: Add dumpdir.
9984 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
9986 (option_map): Add --dumpdir.
9988 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
9990 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
9992 * opts.c (decode_options): Try dump_dir_name first if
9993 dump_base_name isn't an absolute path.
9994 (common_handle_option): Handle OPT_dumpdir.
9996 * toplev.c (dump_dir_name): New.
9997 (print_switch_values): Also ignore -dumpdir.
9999 * toplev.h (dump_dir_name): New.
10001 2010-01-03 Richard Guenther <rguenther@suse.de>
10003 PR tree-optimization/42589
10004 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
10005 double-word expansion of bswap32.
10007 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
10009 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
10010 with BLOCK_FOR_INSN.
10011 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
10012 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
10013 noce_process_if_block): Likewise.
10014 * gcse.c (compute_local_properties, insert_expr_in_table,
10015 insert_set_in_table, canon_list_insert, find_avail_set,
10016 pre_insert_copy_insn): Likewise.
10018 * basic-block.h (BLOCK_NUM): Move from here...
10019 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
10021 2010-01-03 Richard Guenther <rguenther@suse.de>
10023 PR tree-optimization/42438
10024 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
10025 contains_may_not_return_call flag.
10026 (BB_MAY_NOTRETURN): New.
10027 (valid_in_sets): Trapping nary operations are not valid
10028 in blocks that may not return.
10029 (insert_into_preds_of_block): Remove check for trapping expressions.
10030 (compute_avail): Compute also BB_MAY_NOTRETURN.
10032 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
10034 * doc/invoke.texi: Add 2010 to copyright years.
10036 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
10038 * config/sparc/sparc.c: Fix formatting nits.
10040 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
10041 Alexander Monakov <amonakov@ispras.ru>
10043 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
10045 2010-01-02 Richard Guenther <rguenther@suse.de>
10047 PR middle-end/42577
10048 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
10049 (simplify_switch_using_ranges): Mark to be removed edges
10052 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10054 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
10056 * collect2.c (scan_libraries): Add missing argument in call to
10059 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
10062 * config/alpha/predicates.md (aligned_memory_operand): Return false
10064 (unaligned_memory_operand): Return true for CQImode.
10065 * config/alpha/alpha.c (get_aligned_mem): Assert that location
10066 doesn not cross aligned SImode word boundary.
10068 2010-01-02 Anatoly Sokolov <aesok@post.ru>
10070 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
10072 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
10073 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
10075 2010-01-02 Richard Guenther <rguenther@suse.de>
10078 * toplev.c (compile_file): Emit LTO marker properly. Change
10079 it to __gnu_lto_v1.
10080 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
10082 2010-01-01 Richard Guenther <rguenther@suse.de>
10085 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
10087 2010-01-01 Richard Guenther <rguenther@suse.de>
10090 * c-decl.c (grokdeclarator): For zero-size arrays force
10091 structural equality checks as layout_type does.
10093 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
10095 * builtins.c: Update copyright to 2010.
10097 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
10100 * lto-streamer-out.c (produce_asm): Revert the last change.
10101 (copy_function): Likewise.
10103 * lto-streamer.c (lto_get_section_name): Skip any leading
10106 2010-01-01 Richard Guenther <rguenther@suse.de>
10108 PR middle-end/42559
10109 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
10113 Copyright (C) 2010 Free Software Foundation, Inc.
10115 Copying and distribution of this file, with or without modification,
10116 are permitted in any medium without royalty provided the copyright
10117 notice and this notice are preserved.