1 2009-10-05 Sriraman Tallam <tmsriram@google.com>
3 * doc/plugins.texi: Change plugin_pass to register_pass_info.
5 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
6 Rafael Espindola <espindola@google.com>
8 * gengtype.c (write_types): Moved call to write_func_for_structure
11 2009-10-05 Richard Guenther <rguenther@suse.de>
14 * lto-cgraph.c (output_cgraph): Output toplevel asms.
15 (input_cgraph_1): Input toplevel asms.
17 2009-10-05 Richard Guenther <rguenther@suse.de>
20 * lto-symtab.c (lto_compatible_attributes_p): Remove.
21 (external_aggregate_decl_p): Likewise.
22 (lto_symtab_compatible): Re-structure. Remove dead code.
23 For variables ignore toplevel qualifiers when comparing types.
24 Issue warnings, not errors for mismatched user-alignment.
26 2009-10-05 Richard Guenther <rguenther@suse.de>
30 * lto-symtab.c (struct lto_symtab_base_def): Remove.
31 (struct lto_symtab_identifier_def): Likewise.
32 (struct lto_symtab_decl_def): Likewise.
33 (struct lto_symtab_entry_def): New.
34 (lto_symtab_identifier_t): Rename to ...
35 (lto_symtab_entry_t): ... this.
36 (lto_symtab_decls): Remove.
37 (lto_symtab_base_hash): Rename to ...
38 (lto_symtab_entry_hash): ... this.
39 (lto_symtab_base_eq): Rename to ...
40 (lto_symtab_entry_eq): ... this.
41 (lto_symtab_base_marked_p): Rename to ...
42 (lto_symtab_entry_marked_p): ... this.
43 (lto_symtab_identifier_marked_p): Remove.
44 (lto_symtab_decl_marked_p): Likewise.
45 (lto_symtab_maybe_init_hash_tables): Rename to ...
46 (lto_symtab_maybe_init_hash_table): ... this.
47 (lto_symtab_set_resolution_and_file_data): Remove.
48 (lto_symtab_register_decl): New function.
49 (lto_symtab_get_identifier): Remove.
50 (lto_symtab_get): New function.
51 (lto_symtab_get_resolution): Adjust.
52 (lto_symtab_get_identifier_decl): Remove.
53 (lto_symtab_set_identifier_decl): Likewise.
54 (lto_symtab_merge_decl): Rename to ...
55 (lto_symtab_merge): ... this. Rewrite.
56 (lto_symtab_merge_var): Remove.
57 (lto_symtab_merge_fn): Likewise.
58 (lto_symtab_prevailing_decl): Adjust.
59 (lto_cgraph_replace_node): New function.
60 (lto_symtab_merge_decls_2): Likewise.
61 (lto_symtab_merge_decls_1): Likewise.
62 (lto_symtab_fixup_var_decls): Likewise.
63 (lto_symtab_resolve_symbols): Likewise.
64 (lto_symtab_merge_decls): Likewise.
65 (lto_symtab_prevailing_decl): Adjust.
66 (lto_symtab_get_symtab_def): Remove.
67 (lto_symtab_get_file_data): Likewise.
68 (lto_symtab_clear_resolution): Adjust.
69 (lto_symtab_clear_resolution): Likewise.
70 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
71 (input_cgraph_1): Likewise.
72 * lto-streamer-in.c (get_resolution): Do not provide fake
73 symbol resolutions here.
74 (deferred_global_decls): Remove.
75 (lto_register_deferred_decls_in_symtab): Likewise.
76 (lto_register_var_decl_in_symtab): Change signature, register
77 variable via lto_symtab_register_decl.
78 (lto_register_function_decl_in_symtab): Likewise.
79 (lto_read_tree): Adjust.
80 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
81 (lto_symtab_merge_var): Likewise.
82 (lto_symtab_merge_fn): Likewise.
83 (lto_symtab_register_decl): Declare.
84 (lto_symtab_merge_decls): Likewise.
86 2009-10-05 Richard Guenther <rguenther@suse.de>
88 PR tree-optimization/23821
89 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
90 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
93 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
95 * config/arm/arm.c (arm_override_options): Really initialize
96 flag_dwarf2_cfi_asm to 0.
98 2009-10-05 Doug Kwan <dougkwan@google.com>
100 PR rtl-optimization/41574
101 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
102 floating point and we are not doing unsafe math optimizations.
104 2009-10-03 Simon Baldwin <simonb@google.com>
105 Cary Coutant <ccoutant@google.com>
106 Rafael Espindola <espindola@google.com>
107 Richard Guenther <rguenther@suse.de>
108 Jan Hubicka <jh@suse.cz>
109 Doug Kwan <dougkwan@google.com>
110 H.J. Lu <hongjiu.lu@intel.com>
111 Bill Maddox <maddox@google.com>
112 Ryan Mansfield <rmansfield@qnx.com>
113 Diego Novillo <dnovillo@google.com>
114 Ollie Wild <aaw@google.com>
115 Kenneth Zadeck <zadeck@naturalbridge.com>
117 * lto-cgraph.c: New file.
118 * lto-compress.c: New file.
119 * lto-compress.h: New file.
120 * lto-opts.c: New file.
121 * lto-section-in.c: New file.
122 * lto-section-out.c: New file.
123 * lto-streamer-in.c: New file.
124 * lto-streamer-out.c: New file.
125 * lto-streamer.c: New file.
126 * lto-streamer.h: New file.
127 * lto-symtab.c: New file.
128 * lto-wpa-fixup.c: New file.
129 * lto-wrapper.c: New file.
131 2009-10-03 Simon Baldwin <baldwin@google.com>
132 Ben Elliston <bje@au.ibm.com>
133 Rafael Espindola <espindola@google.com>
134 Nathan Froyd <froydnj@codesourcery.com>
135 Jan Hubicka <jh@suse.cz>
136 Doug Kwan <dougkwan@google.com>
137 Diego Novillo <dnovillo@google.com>
138 Kenneth Zadeck <zadeck@naturalbridge.com>
140 * Makefile.in (enable_lto): New.
141 (site.exp): If @enable_lto@ is set to 'yes' define
143 (LINKER_PLUGIN_API_H): Define.
144 (LTO_SYMTAB_H): Define.
145 (LTO_STREAMER_H): Define.
146 (TREE_VECTORIZER_H): Define.
147 (INCLUDES): Add LIBELFINC.
148 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
149 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
150 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o,
152 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
153 (native): Add lto-wrapper$(exeext)
154 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
155 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
156 lto-symtab.o, lto-opts.o, lto-streamer.o,
157 lto-wpa-fixup.o): New rules.
158 (gimple.o): Add dependency on LTO_HEADER_H and
160 (varasm.o): Add dependency on tree-iterator.h.
161 (cgraph.o): Add dependency on cif-code.def.
162 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
163 (ipa-pure-const.o): Likewise.
164 (GTFILES): Add lto-symtab.c.
165 (install-lto-wrapper): New.
166 * configure.ac: If 'lto' is in enable_languages, define
167 ENABLE_LTO and enable_lto.
168 If LIBELFLIBS is set, define HAVE_libelf.
169 * config.in: Regenerate.
171 2009-10-03 Rafael Espindola <espindola@google.com>
172 Diego Novillo <dnovillo@google.com>
174 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
176 Call execute_ipa_summary_passes for all_regular_ipa_passes and
178 (cgraph_optimize): Make extern.
180 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
181 Kenneth Zadeck <zadeck@naturalbridge.com>
183 * toplev.c (in_lto_p): Declare.
184 * collect2.c (scan_prog_file): Read all the output when reading
186 (enum lto_mode_d): Declare.
188 2009-10-03 Richard Guenther <rguenther@suse.de>
189 Diego Novillo <dnovillo@google.com>
191 * gimple.c: Include target.h and alias.h.
192 (gimple_types): Declare.
193 (type_hash_cache): Declare.
194 (gimple_alloc_stat): Make extern.
195 (gimple_build_eh_must_not_throw): Call
196 gimple_eh_must_not_throw_set_fndecl.
197 (struct type_pair_d): Declare.
198 (type_pair_t): Declare.
199 (type_pair_hash): New.
201 (lookup_type_pair): New.
202 (gimple_force_type_merge): New.
203 (compare_type_names_p): New.
204 (compare_field_offset): New.
205 (gimple_types_compatible_p): New.
206 (struct sccs): Declare.
207 (next_dfs_num): Declare.
208 (iterative_hash_gimple_type): New.
210 (iterative_hash_type_name): New.
211 (iterative_hash_gimple_type): New.
212 (gimple_type_hash): New.
213 (gimple_type_eq): New.
214 (gimple_register_type): New.
215 (print_gimple_types_stats): New.
216 (gimple_signed_or_unsigned_type): New.
217 (gimple_unsigned_type): New.
218 (gimple_signed_type): New.
219 (gimple_get_alias_set): New.
220 (gimple_decl_printable_name): Do not use DMGL_TYPES.
221 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
222 (gimple_force_type_merge): Declare.
223 (gimple_types_compatible_p): Declare.
224 (gimple_register_type): Declare.
225 (print_gimple_types_stats): Declare.
226 (gimple_unsigned_type): Declare.
227 (gimple_signed_type): Declare.
228 (gimple_get_alias_set): Declare.
229 (gimple_eh_must_not_throw_set_fndecl): New.
231 2009-10-03 Jan Hubicka <jh@suse.cz>
232 Kenneth Zadeck <zadeck@naturalbridge.com>
234 * ipa-pure-const.c: Include lto-streamer.h.
235 (register_hooks): Factor out of ...
236 (generate_summary): ... here.
237 (pure_const_write_summary): New.
238 (pure_const_read_summary): New.
239 (pass_ipa_pure_const): Add pure_const_write_summary and
240 pure_const_read_summary.
241 * ipa-reference.c: Include lto-streamer.h.
242 (add_new_function): New.
243 (remove_node_data): New.
244 (duplicate_node_data): New.
245 (ipa_init): Guard against multiple calls.
246 Move hook setup from analyze_function.
247 (write_node_summary_p): New.
248 (ipa_reference_write_summary): New.
249 (ipa_reference_read_summary): New.
250 (pass_ipa_reference): Add ipa_reference_write_summary and
251 ipa_reference_read_summary.
252 * cgraph.h (cgraph_local_info): Add field lto_file_data.
253 (struct cgraph_edge): Add fields lto_stmt_uid and
254 call_stmt_cannot_inline_p.
255 (cgraph_optimize): Declare.
256 (cgraph_decide_is_function_needed): Declare.
257 (reset_inline_failed): Declare.
258 (enum LTO_cgraph_tags): Declare.
259 (LTO_cgraph_tag_names): Declare.
260 (LCC_NOT_FOUND): Define.
262 2009-10-03 Doug Kwan <dougkwan@google.com>
263 Rafael Espindola <espindola@google.com>
264 Jan Hubicka <jh@suse.cz>
265 Diego Novillo <dnovillo@google.com>
266 Kenneth Zadeck <zadeck@naturalbridge.com>
268 * passes.c (all_regular_ipa_passes): New.
269 (all_ipa_passes): Rename to all_small_ipa_passes.
270 (init_optimization_passes): Init all_regular_ipa_passes.
271 * tree-pass.h (all_regular_ipa_passes): New.
272 (all_ipa_passes): Rename to all_small_ipa_passes.
273 * passes.c (all_lto_gen_passes): New.
274 (init_optimization_passes): Initialize all_lto_gen_passes.
275 (execute_ipa_summary_passes): Make non-static.
276 (ipa_write_summaries_1): New.
277 (ipa_write_summaries_2): New.
278 (ipa_write_summaries): New.
279 (ipa_write_summaries_of_cgraph_node_set): New.
280 (ipa_read_summaries_1): New.
281 (ipa_read_summaries): New.
282 (execute_ipa_pass_list): Call cgraph_process_new_functions.
283 (execute_regular_ipa_pass_list): Remove.
284 (init_optimization_passes): Schedule
285 pass_rebuild_cgraph_edges and pass_early_inline outside
286 of pass_all_early_optimizations. Document reason.
287 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
288 pass_ipa_lto_finish_out): New pass.
289 (pass_ipa_summary_passes): Start and stop timers if the pass
291 (execute_all_ipa_transforms): New.
292 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
293 (dump_properties, debug_properties): New.
294 * tree-optimize.c (gate_all_early_local_passes): Return
295 false if we are in lto1.
296 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
297 * tree-pass.h (execute_all_ipa_transforms): Declare.
298 (pass_ipa_function_and_variable_visibility): Declare.
299 (pass_ipa_early_inline): Declare.
300 (pass_ipa_lto_gimple_out): Declare.
301 (pass_ipa_lto_wpa_fixup): Declare.
302 (pass_ipa_lto_finish_out): Declare.
303 (all_small_ipa_passes, all_regular_ipa_passes,
304 all_lto_gen_passes): Declare.
305 (execute_ipa_summary_passes): Declare.
306 (execute_all_ipa_transforms): Declare.
307 (ipa_write_summaries): Declare
308 (ipa_write_summaries_of_cgraph_node_set): Declare.
309 (ipa_read_summaries): Declare.
311 2009-10-03 Doug Kwan <dougkwan@google.com>
312 Ollie Wild <aaw@google.com>
314 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do
317 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
318 (lto_mode): New variable.
319 (maybe_run_lto_and_relink): Handle the -fwpa option.
320 (main): Handle the -fwpa option.
321 (maybe_unlink_list): New function.
322 * gcc.c (link_lto_options): Replace -flto with -fwpa.
323 * common.opt (flto): New flag.
324 * toplev.c (flag_generate_lto): Declare.
326 2009-10-03 Simon Baldwin <simonb@google.com>
328 * common.opt (flto-compression-level): New flag.
330 * opts.c: Include lto-opts.h.
331 (handle_option): Call lto_register_user_option for each
332 valid option handled.
333 * (decode_options): Clear registered options before the options
336 2009-10-03 Cary Coutant <ccoutant@google.com>
338 * collect2.c (is_elf): New function.
339 (scan_prog_file): Require LTO object to be in ELF format.
341 2009-10-03 Rafael Espindola <espindola@google.com>
343 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
344 libgcc to the linker.
346 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is
349 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
350 (collect_execute): Add flags argument. Pass flags to pex_run. Update
352 * collect2.h (collect_execute): Add flags argument.
353 * tlink.c (tlink_execute): Update call to collect_execute.
354 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
355 (use_linker_plugin): New.
356 (use_linker_plugin_spec_function): New.
357 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
358 (linker_plugin_file_spec): New.
359 (lto_wrapper_spec): New.
361 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
362 (static_spec_functions): Add use-linker-plugin.
363 (process_command): Handle -use-linker-plugin.
364 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
365 linker_plugin_file_spec and lto_gcc_spec.
366 (use_linker_plugin_spec_function): New.
368 2009-10-03 Richard Guenther <rguenther@suse.de>
372 * tree.h (is_lang_specific): Include LANG_TYPE.
373 * tree.c (find_decls_types_r): Manually add interesting parts
374 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
376 * gimple.c (type_pair_hash): Make symmetric.
377 (type_pair_eq): Likewise.
378 (lookup_type_pair): Increase initial hashtable size.
379 (gimple_force_type_merge): Rely on type-pair symmetry.
380 (visit): Remove excessive checking code.
381 (iterative_hash_type_name): Do not hash TYPE_NAME of
383 (gimple_register_type): Remove getenv calls, shrink initial
387 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
388 inline functions if not generating lto output.
391 * toplev.c (finalize): In WPA mode remove the asm file.
393 2009-10-03 Doug Kwan <dougkwan@google.com>
395 * ipa-inline.c (cgraph_mark_inline): Check
396 edge->call_stmt_cannot_inline_p instead of calling
397 gimple_call_cannot_inline_p.
398 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
399 (cgraph_gate_ipa_early_inlining): Return false if
401 (inline_generate_summary): Do nothing in LTRANS.
402 * cgraph.c (initialize_inline_failed): Make sure
403 e->call_stmt exists before calling
404 gimple_call_cannot_inline_p.
405 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
406 (cgraph_clone_edge): Add argument STMT_UID. Modify all
408 Update new_edge->lto_stmt_uid.
409 * cgraphbuild.c (reset_inline_failed): New.
411 * common.opt (fwpa): New flag.
412 (fltrans): New option.
413 * gcc.c (gcc_lto_option_t): New type.
414 (current_lto_option): New variable.
415 (lto_single_spec_function): Remove and is replaced by ..
416 (lto_option_spec_function): New function.
417 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
418 passing the -flto flag.
419 (cc1_options): Separate non-LTO related parts into ..
420 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
421 (lto1_options): New spec for lto FE.
422 (link_lto_options): New spec for handling LTO flags in linker.
423 (invoke_lto_single): Re-format to fit in 80 column. Replace
424 lto-single with lto-option.
425 (static_specs): Add cc1_non_lto_options, lto1_options and
427 (static_spec_function): Replace lto-single with lto-option.
428 (process_command): Handle -flto, -fwpa and -fltran
429 by setting current_lto_option and not passing it to subprocess
432 2009-10-03 Bill Maddox <maddox@google.com>
434 Add `gcc' driver support for link-time code generation (LTO).
436 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
437 (lto_flag, lto_objects, lto_o_file): New variables.
438 (struct lto_object, struct lto_object_list): New structures.
439 (collect_exit, handler): Remove LTO temporary output file on exit.
440 (add_lto_object): New function.
441 (maybe_run_lto_and_relink): New function. Perform link time code
442 generation and relinking for object files containing LTO information.
443 (main): Invoke maybe_run_lto_and_relink().
444 (dump_argv): New function. For debugging, currently disabled.
445 (scan_prog_file): Add LTO information pass.
446 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
448 * toplev.c (compile_file): Emit assembler directive to create
449 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
451 2009-10-03 Diego Novillo <dnovillo@google.com>
453 * c.opt: Add LTO to warn_abi and warn_psabi.
455 * tree.c (fld_worklist_push): Rename from PUSH.
456 Convert to static inline function.
457 Ignore language-specific nodes.
459 (find_decls_types_r): Do not traverse the subtrees of
460 language-specific nodes.
461 Do not traverse DECL_INITIAL for TYPE_DECLs.
462 * tree.h (is_lang_specific): New.
463 * langhooks.h (struct lang_hooks_for_decls): Remove
464 may_need_assembler_name_p. Update all users.
466 * c-common.c (set_builtin_user_assembler_name): Move ...
467 * builtins.c (set_builtin_user_assembler_name): ... here.
468 (is_builtin_name): Add comment
469 (is_builtin_fn): New.
470 * except.c (output_ttype): Only call
471 lookup_type_for_runtime if TYPE is not a runtime type.
473 * passes.c (register_pass): Call position_pass on
474 all_small_ipa_passes, all_regular_ipa_passes and
476 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
477 (TV_IPA_LTO_DECL_IO): Define.
478 (TV_IPA_LTO_CGRAPH_IO): Define.
480 (TV_WHOPR_WPA): Define.
481 (TV_WHOPR_WPA_IO): Define.
482 (TV_WHOPR_LTRANS): Define.
483 (TV_WHOPR_WPA_FIXUP): Define.
484 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
485 * tree-cfg.c (tree_node_can_be_shared): Make extern.
486 * tree-flow.h (tree_node_can_be_shared): Declare.
487 * tree-inline.c (tree_can_inline_p): Check that E has a
488 statement associated with it.
489 * tree.c (free_lang_data_in_binf): Factor out of ...
490 (free_lang_data_in_type): ... here.
491 Call RECORD_OR_UNION_TYPE_P.
492 (need_assembler_name_p): Ignore DECL if it does not have
494 Call lang_hooks.decls.may_need_assembler_name_p if set.
495 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for
497 (free_lang_data): Set debug_info_level to
499 Set write_symbols to NO_DEBUG.
500 Set debug_hooks to do_nothing_debug_hooks.
501 (gate_free_lang_data): Return true if flag_generate_lto
503 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
504 * c-common.h (set_builtin_user_assembler_name): Move ...
505 * tree.h (set_builtin_user_assembler_name): ... here.
507 * common.opt (flto-report): New flag.
508 * opts.c (complain_wrong_lang): Do not complain if
510 * collect2.c (scan_prog_file): Send the error output of
511 'nm' to HOST_BIT_BUCKET.
513 2009-10-03 Ollie Wild <aaw@google.com>
515 * langhooks-def.h (lhd_begin_section): New function declaration.
516 (lhd_write_section): New function declaration.
517 (lhd_end_section): New function declaration.
518 (LANG_HOOKS_BEGIN_SECTION): New macro.
519 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
520 (LANG_HOOKS_END_SECTION): New macro.
521 (LANG_HOOKS_LTO): New macro.
522 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
523 * langhooks.c (output.h): Add include.
524 (saved_section): New static variable.
525 (lhd_begin_section): New function.
526 (lhd_write_section_data): New function.
527 (lhd_end_section): New function.
528 * langhooks.h (struct lang_hooks_for_lto): New structure.
529 (struct lang_hooks): Add member lto.
530 * Makefile.in (langhooks.o): Add dependency on output.h.
532 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
534 2009-10-03 Richard Guenther <rguenther@suse.de>
536 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
539 2009-10-03 Simon Baldwin <simonb@google.com>
540 Richard Guenther <rguenther@suse.de>
541 Janis Johnson <janis187@us.ibm.com>
542 Doug Kwan <dougkwan@google.com>
543 Diego Novillo <dnovillo@google.com>
544 Ramana Radhakrishnan <ramana.r@gmail.com>
545 Ollie Wild <aaw@google.com>
547 * doc/install.texi: Add documentation for libelf and --enable-lto.
548 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr,
549 -fltrans, -flto-report, -flto-compression-level and
551 * doc/sourcebuild.texi: Document use of zlib.
553 Add section for LTO Testing.
555 2009-10-02 Cary Coutant <ccoutant@google.com>
557 Add support for comdat type sections for DWARF v4. Merge from dwarf4
559 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
560 (dw_die_ref): Define vector type.
561 (enum dw_val_class): Add dw_val_class_data8.
562 (struct dw_val_struct): Add v.val_data8.
563 (comdat_type_node_ref): New type.
564 (struct die_struct): Move die_symbol into a union; add new field
565 die_type_node. Change all uses.
566 (comdat_type_node): New type.
567 (skeleton_chain_node): New type.
568 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
569 (comdat_type_list): New variable.
570 (dwarf_tag_name): Add DW_TAG_type_unit.
571 (dwarf_attr_name): Add DW_AT_signature.
572 (add_AT_data8): New function.
573 (replace_child): New function.
574 (move_all_children): New function.
575 (print_signature): New function.
576 (print_die): Print signature information; add dw_val_class_data8.
577 (attr_checksum): Support dw_val_class_data8.
578 (CHECKSUM_STRING): Redefine for DWARF-4 to include
580 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
581 (checksum_sleb128, checksum_uleb128): New functions.
582 (checksum_die_context): New function.
583 (loc_checksum_ordered): New function.
584 (attr_checksum_ordered): New function.
585 (struct checksum_attributes): New structure.
586 (collect_checksum_attributes): New function.
587 (die_checksum_ordered): New function.
588 (generate_type_signature): New function.
589 (same_dw_val_p): Add dw_val_class_data8.
590 (is_symbol_die): Use new is_declaration_die function.
591 (is_declaration_die): New function.
592 (should_move_die_to_comdat): New function.
593 (clone_die): New function.
594 (clone_tree): New function.
595 (clone_as_declaration): New function.
596 (copy_declaration_context): New function.
597 (generate_skeleton_ancestor_tree): New function.
598 (generate_skeleton_bottom_up): New function.
599 (generate_skeleton): New function.
600 (remove_child_or_replace_with_skeleton): New function.
601 (break_out_comdat_types): New function.
602 (struct decl_table_entry): New type.
603 (htab_decl_hash): New function.
604 (htab_decl_eq): New function.
605 (htab_decl_del): New function.
606 (copy_ancestor_tree): New function.
607 (copy_decls_walk): New function.
608 (copy_decls_for_unworthy_types): New function.
609 (build_abbrev_table): Don't assert on missing die_symbol when doing
610 comdat type sections.
611 (size_of_die): Use DW_FORM_sig8 for external references; Add
613 (unmark_dies): Don't assert for unmarked dies when doing comdat
615 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
616 (output_signature): New function.
617 (output_die): Likewise.
618 (output_compilation_unit_header): Mark output as DWARF version 3
619 even if generating DWARF 4.
620 (output_comdat_type_unit): New function.
621 (output_line_info): Mark output as DWARF version 3 even if generating
623 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
625 (dwarf2out_end_source_file): Likewise.
626 (prune_unused_types_walk_attribs): Don't follow references into
627 comdat type sections.
628 (prune_unused_types_mark): When generating type units, do not mark
629 children of non-defining declarations of types; do mark children of
631 (prune_unused_types): Process comdat type sections.
632 (htab_ct_hash): New function.
633 (htab_ct_eq): New function.
634 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
635 Add a pointer to the line table from type unit entries so
636 DW_AT_decl_file has meaning.
637 * varasm.c (default_elf_asm_named_section): Use identifier name as
638 comdat key instead of lang hook.
640 2009-10-02 Neil Vachharajani <nvachhar@google.com>
642 * gcov-io.c (gcov_open): Open files read-only when MODE < 0
644 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
646 * config/i386/i386.md (divmod<mode>4) Macroize expander from
647 divmoddi4, divmodsi4 and divmodhi4 patterns using SWI248 macro.
648 (*divmod<mode>4): Macroize insn_and_split pattern from
649 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
650 and their corresponding splitters usign SWI248 macro. Split SImode
651 insn to generate cltd and DImode insn to generate cqto instead of
652 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
653 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
654 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
655 *divmodsi_noext patterns using SWI248 macro.
656 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
657 udivmodhi4 patterns using SWI248 macro.
658 (*udivmod<mode>4): Macroize insn_and_split pattern from
659 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
660 corresponding splitters using SWI248 macro.
661 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
662 *udivmodsi4_noext and *udivmodhi_noext patterns using SWI248 macro.
664 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
666 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
667 of zero-sized element is zero-sized regardless of its extent.
669 2009-10-02 Jakub Jelinek <jakub@redhat.com>
672 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
673 * configure: Regenerated.
674 * config.in: Regenerated.
675 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
676 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
677 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
678 not emitting .eh_frame, emit .cfi_sections .debug_frame
683 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
684 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end with
686 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
687 vars use DECL_RTL with resetting it back to NULL afterwards.
688 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
689 rtx_equal_p instead of asserting it is a SYMBOL_REF.
690 (value_format): For dw_val_class_addr only use DW_FORM_addr if
691 the attribute type allows it, otherwise use DW_FORM_dataN.
692 (mem_loc_descriptor): Handle CONST_STRING.
693 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
694 Handle MEM with CONST_STRING address using add_AT_string.
695 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
696 CONST_STRING for const arrays initialized with a string literal.
697 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
698 (dwarf2out_finish): Call resolve_addr.
700 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
701 Maxim Kuvyrkov <maxim@codesourcery.com>
703 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
705 2009-10-02 Nick Clifton <nickc@redhat.com>
707 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
708 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
710 2009-10-01 Jan Hubicka <jh@suse.cz>
712 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
713 (cgraph_create_virtual_clone): Just pass redirect_callers
715 * cgraph.h (cgraph_clone_node): Update prototype.
716 * ipa-pure-const.c (self_recursive_p): New function.
718 * ipa-inline.c (cgraph_clone_inlined_nodes,
719 cgraph_decide_recursive_inlining): Update.
721 2009-10-01 David Daney <ddaney@caviumnetworks.com>
723 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
724 instructions for TARGET_OCTEON.
726 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
728 * config/arm/arm.c (arm_override_options): Turn off
729 flag_dwarf2_cfi_asm for AAPCS variants.
731 2009-10-01 Martin Jambor <mjambor@suse.cz>
734 * tree-sra.c (convert_callers): Do not call
735 compute_inline_parameters on one caller more than once.
737 2009-10-01 Nick Clifton <nickc@redhat.com>
739 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
740 an empty string if not already defined.
742 2009-10-01 Martin Jambor <mjambor@suse.cz>
745 * tree-sra.c (is_va_list_type): New function.
746 (find_var_candidates): Call is_va_list_type.
747 (find_param_candidates): Check that the type or the type pointed
748 to are not va_list types.
750 2009-10-01 Martin Jambor <mjambor@suse.cz>
753 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
754 DECL_ARTIFICIAL (param_decl) is true.
756 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
758 * tree.h (tree_decl_common::lang_flag_8): New.
759 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
761 * c-common.h (RID_CONSTEXPR): New.
763 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
765 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
766 Use ref-all pointers.
767 (alpha_gimplify_va_arg): Ditto.
769 2009-09-30 Jakub Jelinek <jakub@redhat.com>
772 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
773 before insn counting loop now that BB_END (bb) is counted. Ensure
774 the return value isn't zero.
776 2009-09-30 Nick Clifton <nickc@redhat.com>
778 * config.gcc (sh-symbianelf): Replace definition of extra_objs
779 with separate definitions of c_target_objs and cxx_target_objs.
780 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
782 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
783 sh_symbian_import_export_class.
784 * config/sh/sh-protos.h: Fix names of exported symbian functions.
785 * config/sh/symbian.c: Delete, moving code into...
786 * config/sh/symbian-base.c: ... here
787 * config/sh/symbian-c.c: ... and here
788 * config/sh/symbian-cxx.c: ... and here.
790 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
793 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
794 of plus RTX into register.
796 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
798 * doc/install.texi: Linguistic and markup fixes.
799 (Configuration) <--disable-cpp>: Remove description.
800 <--enable-maintainer-mode>: Autotools files are affected, too.
801 <--with-sysroot>: Improve description.
802 (Building): Bump required GNU make version.
804 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
806 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
809 * config/i386/fma4intrin.h: New file, provide common x86 compiler
810 intrinisics for FMA4.
811 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
812 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
813 Add FMA4 check and fma4intrin.h.
814 * config/i386/i386-c.c(ix86_target_macros_internal): Check
816 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
817 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
818 constant for FMA4 support.
819 (UNSPEC_FMA4_FMADDSUB): Ditto.
820 (UNSPEC_FMA4_FMSUBADD): Ditto.
821 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
822 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
823 (ix86_expand_fma4_multiple_memory): Ditto.
824 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
825 (OPTION_MASK_ISA_FMA4_UNSET): New.
826 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
827 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
828 (ix86_handle_option): Handle -mfma4.
829 (isa_opts): Handle -mfma4.
830 (enum pta_flags): Add PTA_FMA4.
831 (override_options): Add FMA4 support.
832 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
833 (IX86_BUILTIN_VFMADDSD): Ditto.
834 (IX86_BUILTIN_VFMADDPS): Ditto.
835 (IX86_BUILTIN_VFMADDPD): Ditto.
836 (IX86_BUILTIN_VFMSUBSS): Ditto.
837 (IX86_BUILTIN_VFMSUBSD): Ditto.
838 (IX86_BUILTIN_VFMSUBPS): Ditto.
839 (IX86_BUILTIN_VFMSUBPD): Ditto.
840 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
841 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
842 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
843 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
844 (IX86_BUILTIN_VFNMADDSS): Ditto.
845 (IX86_BUILTIN_VFNMADDSD): Ditto.
846 (IX86_BUILTIN_VFNMADDPS): Ditto.
847 (IX86_BUILTIN_VFNMADDPD): Ditto.
848 (IX86_BUILTIN_VFNMSUBSS): Ditto.
849 (IX86_BUILTIN_VFNMSUBSD): Ditto.
850 (IX86_BUILTIN_VFNMSUBPS): Ditto.
851 (IX86_BUILTIN_VFNMSUBPD): Ditto.
852 (IX86_BUILTIN_VFMADDPS256): Ditto.
853 (IX86_BUILTIN_VFMADDPD256): Ditto.
854 (IX86_BUILTIN_VFMSUBPS256): Ditto.
855 (IX86_BUILTIN_VFMSUBPD256): Ditto.
856 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
857 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
858 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
859 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
860 (IX86_BUILTIN_VFNMADDPS256): Ditto.
861 (IX86_BUILTIN_VFNMADDPD256): Ditto.
862 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
863 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
864 (enum multi_arg_type): New enum for describing the various FMA4
865 intrinsic argument types.
866 (bdesc_multi_arg): New table for FMA4 intrinsics.
867 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
868 (ix86_expand_multi_arg_builtin): New function for creating FMA4
870 (ix86_expand_builtin): Add FMA4 intrinsic support.
871 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
872 operand instructions.
873 (ix86_expand_fma4_multiple_memory): New function to split the
874 second memory reference from FMA4 instructions.
875 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
876 (ssemodesuffixf2s): Ditto.
877 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
879 (fma4_fmsub<mode>4): Ditto.
880 (fma4_fnmadd<mode>4): Ditto.
881 (fma4_fnmsub<mode>4): Ditto.
882 (fma4_vmfmadd<mode>4): Ditto.
883 (fma4_vmfmsub<mode>4): Ditto.
884 (fma4_vmfnmadd<mode>4): Ditto.
885 (fma4_vmfnmsub<mode>4): Ditto.
886 (fma4_fmadd<mode>4256): Ditto.
887 (fma4_fmsub<mode>4256): Ditto.
888 (fma4_fnmadd<mode>4256): Ditto.
889 (fma4_fnmsub<mode>4256): Ditto.
890 (fma4_fmaddsubv8sf4): Ditto.
891 (fma4_fmaddsubv4sf4): Ditto.
892 (fma4_fmaddsubv4df4): Ditto.
893 (fma4_fmaddsubv2df4): Ditto.
894 (fma4_fmsubaddv8sf4): Ditto.
895 (fma4_fmsubaddv4sf4): Ditto.
896 (fma4_fmsubaddv4df4): Ditto.
897 (fma4_fmsubaddv2df4): Ditto.
898 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
899 instructions for intrinsics.
900 (fma4i_fmsub<mode>4): Ditto.
901 (fma4i_fnmadd<mode>4): Ditto.
902 (fma4i_fnmsub<mode>4): Ditto.
903 (fma4i_vmfmadd<mode>4): Ditto.
904 (fma4i_vmfmsub<mode>4): Ditto.
905 (fma4i_vmfnmadd<mode>4): Ditto.
906 (fma4i_vmfnmsub<mode>4): Ditto.
907 (fma4i_fmadd<mode>4256): Ditto.
908 (fma4i_fmsub<mode>4256): Ditto.
909 (fma4i_fnmadd<mode>4256): Ditto.
910 (fma4i_fnmsub<mode>4256): Ditto.
911 (fma4i_fmaddsubv8sf4): Ditto.
912 (fma4i_fmaddsubv4sf4): Ditto.
913 (fma4i_fmaddsubv4df4): Ditto.
914 (fma4i_fmaddsubv2df4): Ditto.
915 (fma4i_fmsubaddv8sf4): Ditto.
916 (fma4i_fmsubaddv4sf4): Ditto.
917 (fma4i_fmsubaddv4df4): Ditto.
918 (fma4i_fmsubaddv2df4): Ditto.
920 * doc/invoke.texi (-mfma4): Add documentation.
921 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
923 2009-09-29 Richard Henderson <rth@redhat.com>
925 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
926 an edge to the new destination block.
928 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
931 * pa.c (hppa_profile_hook): Use
932 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
934 2009-09-29 Steve Ellcey <sje@cup.hp.com>
935 Alexander Monakov <amonakov@ispras.ru>
938 * config/ia64/predicates.md (not_postinc_destination_operand): New.
939 (not_postinc_memory_operand): New.
940 (not_postinc_move_operand): New.
941 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
942 (*cmovsi_internal): Ditto.
944 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
946 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
947 restrict issue_rate in first pass when scheduling for register
950 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
951 Rafael Avila de Espindola <espindola@google.com>
953 * gengtype.c (plugin_output): New.
954 (get_output_file_with_visibility): Return plugin_output for plugins.
955 (main): Parse and use the -P option.
956 * gty.texi: Update the command line format.
958 2009-09-29 Jakub Jelinek <jakub@redhat.com>
961 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
963 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
964 out if !const_ok_for_output.
967 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
968 case VAR_LOCATION>: Remove gcc_unreachable ().
970 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
972 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
974 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
976 * config/i386/cpuid.h: (bit_SSE5): Remove SSE5 bit.
977 * config/i386/x86intrin.h: Remove SSE5.
978 * config/i386/mmintrin-common.h: Delete file.
979 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
981 2009-09-29 Richard Guenther <rguenther@suse.de>
983 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
984 resulting from stack temporaries on STRICT_ALIGNMENT targets.
986 2009-09-29 Nick Clifton <nickc@redhat.com>
988 * function.c (current_function_name): If there is no current
989 function just return "<none>".
991 2009-09-28 Sriraman Tallam <tmsriram@google.com>
993 * tree-pass.h (register_pass_info): New structure.
994 (pass_positioning_ops): Move enum from gcc-plugin.h.
995 (register_pass): New function.
996 * gcc-plugin.h (plugin_pass): Delete structure.
997 (pass_positioning_ops): Delete enum.
998 * plugin.c (regsiter_pass): Delete function.
999 (position_pass): Delete function.
1000 (added_pass_nodes): Delete variable.
1001 (prev_added_pass_nodes): Delete variable.
1002 (pass_list_node): Delete structure.
1003 * passes.c (make_pass_instance): New function.
1004 (next_pass_1): Change to call make_pass_instance.
1005 (pass_list_node): Move structure from gcc-plugin.h.
1006 (added_pass_nodes): Move variable from plugin.c.
1007 (prev_added_pass_nodes): Move variable from plugin.c.
1008 (position_pass): New function.
1009 (register_pass): New function.
1011 2009-09-28 Easwaran Raman <eraman@google.com>
1013 * ifcvt.c (noce_try_abs): Recognize pattern and call
1014 expand_one_cmpl_abs_nojump.
1015 * optabs.c (expand_one_cmpl_abs_nojump): New function.
1016 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
1018 2009-09-28 Ian Lance Taylor <iant@google.com>
1021 * c-opts.c (c_common_handle_option): Don't set
1022 warn_jump_misses_init for -Wall.
1023 * doc/invoke.texi (Warning Options): Update documentation.
1025 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1027 * Makefile.in ($(out_object_file)): Depend on
1028 gt-$(basename $(notdir $(out_file))).h.
1030 2009-09-28 Richard Henderson <rth@redhat.com>
1032 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
1033 * except.c (gen_eh_region): Set it.
1034 (duplicate_eh_regions_1): Copy it.
1035 * tree-eh.c (lower_resx): Use it to determine which function
1038 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
1039 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
1040 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
1041 * tree.c (build_common_builtin_nodes): Remove parameter. Build
1042 BUILT_IN_CXA_END_CLEANUP if necessary.
1044 * c-common.c (c_define_builtins): Update call to
1045 build_common_builtin_nodes.
1047 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1049 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
1051 2009-09-28 Michael Matz <matz@suse.de>
1053 * builtins.c (interclass_mathfn_icode): New helper.
1054 (expand_builtin_interclass_mathfn): Use it here, and split folding
1056 (fold_builtin_interclass_mathfn): ... this new folder.
1057 (build_call_nofold_loc): New static helper.
1058 (build_call_nofold): New wrapper macro for above.
1059 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
1060 (expand_builtin_pow): Ditto.
1061 (expand_builtin_memset_args): Ditto.
1062 (expand_builtin_printf): Ditto.
1063 (expand_builtin_fprintf): Ditto.
1064 (expand_builtin_sprintf): Ditto.
1065 (expand_builtin_memory_chk): Ditto.
1066 (expand_builtin_mempcpy_args): Ditto and don't call folders.
1067 (expand_builtin_stpcpy): Ditto.
1068 (expand_builtin_strcmp): Ditto.
1069 (expand_builtin_strncmp): Ditto.
1070 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
1071 (expand_builtin_strcpy_args): Don't call folders.
1072 (expand_builtin_memcmp): Ditto.
1073 (expand_builtin_strncpy): Ditto, and use target.
1074 (expand_builtin_memcpy): Ditto.
1075 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
1076 expand_builtin_strpbrk, expand_builtin_memmove,
1077 expand_builtin_memmove_args, expand_builtin_bcopy,
1078 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
1079 expand_builtin_strspn, expand_builtin_strcspn,
1080 expand_builtin_fputs): Remove these.
1081 (expand_builtin): Don't call the above, change calls to other
1082 expanders that changed prototype.
1083 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
1084 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
1085 fold_builtin_interclass_mathfn.
1086 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
1087 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
1089 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
1090 * passes.c (init_optimization_passes): Move pass_fold_builtins
1091 after last phiopt pass.
1092 * tree-inline.c (fold_marked_statements): When folding builtins
1093 iterate over all instruction potentially generated.
1094 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
1096 (fold_gimple_call): Use it to always fold calls (into potentially
1097 multiple instructions).
1098 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
1099 calls into zero at this time.
1100 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
1101 statements generated by builtin folding.
1103 2009-09-28 Nick Clifton <nickc@redhat.com>
1105 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging
1108 2009-09-28 Duncan Sands <baldrick@free.fr>
1110 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
1111 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
1112 (register_callback): Dispatch it.
1113 (invoke_plugin_callbacks): Incorporate in sanity check.
1114 * ggc.h (ggc_register_cache_tab): Add declaration.
1115 * ggc-common.c (ggc_register_root_tab): Simplify.
1116 (const_ggc_cache_tab_t): New typedef.
1117 (extra_cache_vec): New vector of dynamically added cache tables.
1118 (ggc_register_cache_tab): New function.
1119 (ggc_scan_cache_tab): New function.
1120 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
1121 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
1123 2009-09-27 Richard Henderson <rth@redhat.com>
1125 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
1126 which we remove __builtin_stack_restore.
1128 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
1130 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
1131 to test for GRD_INVARIANT.
1132 (simple_rhs_p): Anything that's function_invariant_p is fine.
1134 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
1136 * gengtype.c (main): Use plunge_files instead of plugin_output.
1138 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
1139 Rafael Avila de Espindola <espindola@google.com>
1141 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
1142 Don't print pch related info if it is false.
1143 (main): Don't print pch info in plugin mode.
1145 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
1147 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
1148 with dw_val_class_const_double.
1149 (struct dw_val_struct): Replace val_long_long with val_double and
1150 adjust for above change.
1151 (output_loc_operands): Likewise.
1152 (add_AT_long_long): Rename into...
1153 (add_AT_double): ...this.
1154 (print_die): Replace dw_val_class_long_long with
1155 dw_val_class_const_double and adjust.
1156 (attr_checksum): Likewise.
1157 (same_dw_val_p): Likewise.
1158 (size_of_die): Likewise.
1159 (value_format): Likewise.
1160 (output_die): Likewise.
1161 (loc_descriptor) <CONST_DOUBLE>: Likewise.
1162 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
1163 instead of add_AT_long_long.
1164 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
1165 value with the precision of its type.
1167 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
1170 * c-typeck.c (build_conditional_expr): Use the readonly and
1171 volatile flags of the operand types, not of the operands itself.
1173 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
1175 collect2.c (main): Look for -brtl before adding libraries.
1177 2009-09-27 Jonathan Gray <jsg@openbsd.org>
1179 * config.gcc: Update OpenBSD targets.
1180 * config/openbsd-stdint.h: New file.
1181 * config/openbsd-libpthread.h: New file.
1182 * config/openbsd.h: Update and break out LIB_SPEC definition.
1183 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
1184 * config/i386/openbsdelf.h: Correct types.
1185 * config/m68k/openbsd.h: Likewise.
1186 * config/mips/openbsd.h: Likewise.
1187 * config/vax/openbsd.h: Likewise.
1189 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
1191 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
1192 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
1193 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
1194 of the length and zero.
1196 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1198 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
1199 (FLAGS_H): Add options.h $(REAL_H).
1200 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
1201 (TREE_VECTORIZER_H): New.
1202 (EBITMAP_H): Renamed from EBIMAP_H.
1203 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
1204 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
1205 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
1206 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
1207 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
1208 (graphite-clast-to-gimple.o, graphite-dependences.o)
1209 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
1210 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
1211 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
1212 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
1213 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
1214 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
1215 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
1216 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
1217 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
1218 updated and fixed as per above changes and per
1219 check_makefile_deps.sh output.
1222 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
1223 * configure: Regenerate.
1225 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1227 * doc/install.texi: Update minimum MPC version to 0.7.
1229 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
1231 * doc/install.texi (Binaries): Remove reference to the binary
1232 distribution CD-ROM from the FSF.
1234 2009-09-26 Michael Matz <matz@suse.de>
1238 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
1239 that are mentioned in the body.
1241 2009-09-26 Michael Matz <matz@suse.de>
1243 PR tree-optimization/41454
1244 * tree-ssa-dom (stmts_to_rescan): Remove variable.
1245 (tree_ssa_dominator_optimize): Don't allocate and free it.
1246 (dom_opt_leave_block): Don't iterate over it.
1247 (eliminate_redundant_computations): Don't return a value.
1248 (cprop_operand, cprop_into_stmt): Ditto.
1249 (optimize_stmt): Don't defer updating stmts.
1251 2009-09-25 Dodji Seketeli <dodji@redhat.com>
1253 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
1254 generic_parameter_die, template_parameter_pack_die,
1255 gen_formal_parameter_die, gen_subprogram_die): Adjust after renaming
1256 DW_TAG_formal_parameter_pack and DW_TAG_template_parameter_pack into
1257 DW_TAG_GNU_formal_parameter_pack and DW_TAG_GNU_template_parameter_pack.
1259 2009-09-25 Anatoly Sokolov <aesok@post.ru>
1261 * config/v850/v850.h (FUNCTION_VALUE): Remove.
1262 * config/v850/v850.c (v850_function_value): New function.
1263 (TARGET_FUNCTION_VALUE): Define.
1265 2009-09-25 Jakub Jelinek <jakub@redhat.com>
1267 * tree-vect-stmts.c (vectorizable_call): Call
1268 mark_symbols_for_renaming after vect_finish_stmt_generation.
1270 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
1271 to loc_descriptor_from_tree.
1272 (add_location_or_const_value_attribute): Pass 0 instead of 2
1273 for decl_by_reference_p decls.
1275 2009-09-25 Richard Guenther <rguenther@suse.de>
1278 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
1281 2009-09-25 Ben Elliston <bje@au.ibm.com>
1283 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
1286 2009-09-25 Alan Modra <amodra@bigpond.net.au>
1288 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
1289 form of instruction.
1291 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1294 * fold-const.c (const_binop): Handle complex int division.
1295 * tree-complex.c (expand_complex_div_straight,
1296 expand_complex_div_wide): Update comments.
1298 2009-09-24 DJ Delorie <dj@redhat.com>
1301 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
1302 (reg_class): Likewise.
1303 (REG_CLASS_NAMES): Likewise.
1304 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
1306 * config/m32c/m32c.c (m32c_override_options): Disable -fivopts for
1309 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1311 * config/rs6000/predicates.md (indexed_or_indirect_operand):
1312 Delete VSX load/store with update support.
1313 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
1314 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
1318 (VStype_load_update): Ditto.
1319 (VStype_store_update): Ditto.
1320 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
1321 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
1323 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
1324 load/store with update builtins.
1326 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
1328 * libgcc2.c (L_trampoline): Prototype for getpagesize
1329 and mprotect in WINNT case.
1331 2009-09-24 Anatoly Sokolov <aesok@post.ru>
1333 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
1334 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
1335 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
1336 'outgoing' argument.
1337 (TARGET_FUNCTION_VALUE): Define.
1339 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
1341 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
1343 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
1346 * common.opt: Initialize dwarf_strict to -1.
1347 * toplev.c (process_options): Catch unset dwarf_strict
1348 and set to 0 for all targets not overriding.
1349 * config/darwin.c (darwin_override_options): Catch unset
1350 dwarf_strict and override to 1.
1352 2009-09-24 Jeff Law <law@redhat.com>
1354 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
1356 2009-09-24 Richard Guenther <rguenther@suse.de>
1358 PR tree-optimization/36143
1359 PR tree-optimization/38747
1360 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
1361 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
1363 2009-09-24 Jakub Jelinek <jakub@redhat.com>
1366 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
1367 return false instead of gcc_unreachable (). For CONST return the
1368 value returned by recursive call instead of always returning true.
1369 (tree_add_const_value_attribute): Return the value returned by
1370 add_const_value_attribute instead of always returning true if rtl
1373 2009-09-23 Justin Seyster <jrseys@gmail.com>
1375 * Makefile.in (PLUGIN_HEADERS): Include real.h.
1377 2009-09-24 Jakub Jelinek <jakub@redhat.com>
1379 * cgraphunit.c (cgraph_lower_function): Revert last change.
1380 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
1381 instead of DECL_NO_STATIC_CHAIN.
1382 * tree-cfg.c (verify_gimple_call): Likewise.
1383 * tree-nested.c (get_chain_decl, get_chain_field,
1384 convert_tramp_reference_op, convert_gimple_call): Likewise.
1385 (convert_all_function_calls): Likewise. Always set or clear
1386 DECL_STATIC_CHAIN initially, for !n->outer clear it.
1387 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
1388 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
1390 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
1391 DECL_NO_STATIC_CHAIN.
1392 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
1393 instead of DECL_NO_STATIC_CHAIN.
1394 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
1395 decl_function_context.
1396 * varasm.c (initializer_constant_valid_p): Likewise.
1397 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
1398 (DECL_STATIC_CHAIN): ... this.
1399 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
1400 instead of DECL_NO_STATIC_CHAIN.
1402 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
1403 Rafael Avila de Espindola <espindola@google.com>
1405 * gengtype.c (nb_plugin_files): Make it unsigned to match
1406 num_gt_files. Adjust other variables to avoid warnings.
1407 (main): Allocate an all zero lang_bitmap before each plugin file name
1408 to match regular file names.
1410 2009-09-23 Richard Henderson <rth@redhat.com>
1412 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
1413 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
1414 static chain passed in memory.
1415 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
1416 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
1417 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
1418 STATIC_CHAIN_REGNUM defined.
1420 * config/picochip/picochip-protos.h: s/class/klass/.
1421 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
1422 (picochip_static_chain): New.
1423 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
1424 (STATIC_CHAIN_INCOMING): Remove.
1426 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
1427 (xtensa_static_chain): New.
1428 * config/xtensa/xtensa.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
1430 2009-09-23 Anatoly Sokolov <aesok@post.ru>
1432 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
1433 * config/pa/pa-protos.h (function_value): Remove.
1434 * config/pa/pa.c (pa_function_value): Rename from function_value.
1435 Make static, add 'outgoing' argument.
1436 (TARGET_FUNCTION_VALUE): Define.
1438 2009-09-23 Anatoly Sokolov <aesok@post.ru>
1440 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
1441 instead of cfun->machine->is_leaf.
1442 * config/avr/avr.h (machine_function): Remove is_leaf field.
1444 2009-09-23 Jakub Jelinek <jakub@redhat.com>
1447 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
1448 DW_OP_piece after DW_OP_stack_value, adjust size calculations
1449 for it, when DW_OP_stack_value and DW_OP_implicit_value has
1450 the same size, prefer DW_OP_stack_value.
1451 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
1452 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
1454 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
1457 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
1459 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
1462 * cfgexpand.c (convert_debug_memory_address): New.
1463 (expand_debug_expr): Convert base address and offset to the same
1464 mode. Use it to convert addresses to other modes. Accept
1467 2009-09-23 Richard Guenther <rguenther@suse.de>
1469 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
1470 produced for bigendian targets with promoted subregs.
1472 2009-09-23 Richard Guenther <rguenther@suse.de>
1474 * value-prof.c (gimple_ic): Purge old EH edges only after building
1477 2009-09-23 Nick Clifton <nickc@redhat.com>
1479 * config/arc/arc.c (arc_trampoline_init): Fix typo.
1481 2009-09-23 Jakub Jelinek <jakub@redhat.com>
1484 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
1487 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
1488 on non-nested functions.
1490 2009-09-23 Jakub Jelinek <jakub@redhat.com>
1491 Jan Hubicka <jh@suse.cz>
1493 * dwarf2out.c (loc_list_plus_const): Only define if
1494 DWARF2_DEBUGGING_INFO.
1495 (address_of_int_loc_descriptor): Likewise.
1498 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
1500 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
1503 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
1504 constant is more than zero.
1506 2009-09-23 Alan Modra <amodra@bigpond.net.au>
1509 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
1510 call final to emit non-scheduled prologue, instead insert at entry.
1512 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
1513 Joseph S. Myers <joseph@codesourcery.com>
1515 * doc/install.texi (*-*-freebsd*): Add proper format codes.
1517 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
1518 Rafael Avila de Espindola <espindola@google.com>
1520 * gengtype.c (is_file_equal): New function.
1521 (close_output_files): Use is_file_equal. Free of->buf.
1523 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
1524 Rafael Avila de Espindola <espindola@google.com>
1526 * gengtype.c (write_types, write_local): Add the output_header
1527 argument. Update all callers.
1529 2009-09-22 Dodji Seketeli <dodji@redhat.com>
1531 * dwarf2out.c (template_parameter_pack_die,
1532 gen_formal_parameter_pack_die ): New functions.
1533 (make_ith_pack_parameter_name): Remove this function.
1534 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
1535 DW_TAG_formal_parameter_pack.
1536 (gen_generic_params_dies): Represent each template parameter pack
1537 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
1538 represented by usual DW_TAG_template_*_parameter DIEs that are
1539 children of the DW_TAG_template_parameter_pack element DIE.
1540 (generic_parameter_die): This doesn't deal with parameter pack
1541 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
1542 of parameter pack DIEs.
1543 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
1544 in certain cases, e.g. for pack elements.
1545 (gen_formal_types_die, gen_decl_die): Adjust usage of
1546 gen_formal_parameter_die.
1547 (gen_subprogram_die): Represent each function parameter pack by a
1548 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
1549 represented by usual DW_TAG_formal_parameter DIEs that are children
1550 of the DW_TAG_formal_parameter_pack DIE. Remove references to
1551 ____builtin_va_alist decls as no part of the compiler uses those
1553 * langhooks.h (struct lang_hooks_for_decls): Add
1554 function_parm_expanded_from_pack_p, get_generic_function_decl
1555 and function_parameter_pack_p hooks. Fix comment for
1556 get_innermost_generic_parms hook.
1557 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
1558 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
1559 macros and use them to initialize lang_hook.
1561 2009-09-22 Richard Henderson <rth@redhat.com>
1563 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
1564 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
1565 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
1566 on TRAMPOLINE_TEMPLATE.
1567 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
1568 TRAMPOLINE_ADJUST_ADDRESS.
1569 * targhooks.c (default_asm_trampoline_template): Remove.
1570 (default_trampoline_adjust_address): Remove.
1571 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
1572 * targhooks.h: Update decls.
1574 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
1576 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
1577 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
1578 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
1580 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
1583 * reload1.c (reload): Reset debug insns with pseudos without
1586 2009-09-22 Janis Johnson <janis187@us.ibm.com>
1588 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
1589 unconditional true for decimal float modes.
1590 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
1591 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
1593 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
1595 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
1596 Enable a new case for __FreeBSD__ >= 7.
1597 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
1598 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
1599 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
1600 and USE_LD_AS_NEEDED.
1602 * doc/install.texi (*-*-freebsd*): Update target information.
1604 2009-09-22 Richard Guenther <rguenther@suse.de>
1607 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
1608 arrays really properly.
1610 2009-09-22 Richard Henderson <rth@redhat.com>
1613 * target.h (struct gcc_target): Add asm_out.trampoline_template,
1614 calls.static_chain, calls.trampoline_init,
1615 calls.trampoline_adjust_address.
1616 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
1617 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
1618 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
1619 * builtins.c (expand_builtin_setjmp_receiver): Use
1620 targetm.calls.static_chain; only clobber registers.
1621 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
1622 set up memory attributes properly for the trampoline block.
1623 (expand_builtin_adjust_trampoline): Use
1624 targetm.calls.trampoline_adjust_address.
1625 * calls.c (prepare_call_address): Add fndecl argument. Use
1626 targetm.calls.static_chain.
1627 * df-scan.c (df_need_static_chain_reg): Remove.
1628 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
1629 consolodate static chain handling.
1630 * doc/tm.texi: Document new hooks.
1631 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
1632 (init_emit_regs): Don't initialize them.
1633 * expr.h (prepare_call_address): Update decl.
1634 * final.c (profile_function): Use targetm.calls.static_chain.
1635 * function.c (expand_function_start): Likewise.
1636 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
1637 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
1638 only clobber registers.
1639 * targhooks.c (default_static_chain): New.
1640 (default_asm_trampoline_template, default_trampoline_init): New.
1641 (default_trampoline_adjust_address): New.
1642 * targhooks.h: Declare them.
1643 * varasm.c (assemble_trampoline_template): Use
1644 targetm.asm_out.trampoline_template. Make the memory block const
1647 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
1648 alpha_initialize_trampoline. Make static. Merge VMS parameter
1649 differences into the TARGET_ABI_OPEN_VMS code block.
1650 (TARGET_TRAMPOLINE_INIT): New.
1651 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
1652 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
1653 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
1654 (INITIALIZE_TRAMPOLINE): Remove.
1656 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
1657 (TRAMPOLINE_TEMPLATE): Merge with ...
1658 (INITIALIZE_TRAMPOLINE): ... this and move ...
1659 * config/arc/arc.c (arc_trampoline_init): ... here.
1660 (TARGET_TRAMPOLINE_INIT): New.
1662 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
1663 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
1664 (arm_asm_trampoline_template): New.
1665 (arm_trampoline_init, arm_trampoline_adjust_address): New.
1666 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
1667 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
1668 code to arm_asm_trampoline_template.
1669 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
1670 arm_trampoline_adjust_address.
1671 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
1672 adjust for target hook parameters.
1674 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
1677 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
1678 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
1679 (bfin_trampoline_init): Rename from initialize_trampoline;
1680 make static; update for target hook parameters.
1681 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
1682 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
1683 bfin_asm_trampoline_template.
1684 (INITIALIZE_TRAMPOLINE): Remove.
1686 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
1687 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
1688 cris_trampoline_init): New.
1689 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
1690 cris_asm_trampoline_template.
1691 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
1692 adjust for target hook parameters.
1694 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
1696 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
1697 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
1698 fr30_trampoline_init): New.
1699 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
1700 fr30_asm_trampoline_template.
1701 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
1702 adjust for target hook parameters.
1704 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
1705 (frv_trampoline_init): Rename from frv_initialize_trampoline;
1706 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
1707 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
1708 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
1710 * config/h8300/h8300.c (h8300_trampoline_init): New.
1711 (TARGET_TRAMPOLINE_INIT): New.
1712 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
1713 to h8300_trampoline_init and adjust for hook parameters.
1715 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
1716 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
1717 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
1718 make static; adjust for hook parameters.
1719 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
1721 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
1722 (TARGET_TRAMPOLINE_INIT): New.
1723 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
1724 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
1725 iq2000_asm_trampoline_template.
1726 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
1727 (TRAMPOLINE_CODE_SIZE): New.
1728 (TRAMPOLINE_SIZE): Use it.
1729 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
1731 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
1732 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
1733 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
1734 adjust for hook parameters.
1735 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
1737 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
1738 (m32r_trampoline_init): New.
1739 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
1740 m32r_trampoline_init.
1742 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
1743 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
1744 make static; update for hook parameters.
1745 * config/m68hc11/m68hc11-protos.h: Update.
1746 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
1748 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
1749 (TARGET_TRAMPOLINE_INIT): New.
1750 (mcore_function_value): Fix typo.
1751 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
1752 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
1753 to mcore_asm_trampoline_template.
1754 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
1756 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
1757 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
1758 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
1759 update for hook parameters.
1760 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
1762 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
1763 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
1764 mips_trampoline_init): New.
1765 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
1766 mips_asm_trampoline_template.
1767 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
1768 update for hook parameters.
1770 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
1771 (TARGET_TRAMPOLINE_INIT): New.
1772 (mmix_trampoline_size): Remove.
1773 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
1774 make static. Remove out-of-date tetra vs octa comment.
1775 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
1776 make static; update for hook parameters.
1777 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
1778 (INITIALIZE_TRAMPOLINE): Remove.
1779 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
1780 (TRAMPOLINE_ALIGNMENT): New.
1781 * gcc/config/mmix/mmix-protos.h: Update.
1783 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
1784 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
1785 mn10300_trampoline_init): New.
1786 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
1787 mn10300_asm_trampoline_template.
1788 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
1790 * config/moxie/moxie.c (moxie_static_chain,
1791 moxie_asm_trampoline_template, moxie_trampoline_init,
1792 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
1793 TARGET_TRAMPOLINE_INIT): New.
1794 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
1795 moxie_trampoline_init.
1796 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
1797 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
1799 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
1800 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
1801 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
1802 pa_trampoline_adjust_address): New.
1803 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
1804 pa_asm_trampoline_template.
1805 (TRAMPOLINE_ALIGNMENT): New.
1806 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
1807 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
1808 adjust for hook parameters.
1809 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
1811 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
1812 (TARGET_TRAMPOLINE_INIT): New.
1813 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
1814 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
1816 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
1818 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
1819 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
1820 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
1821 make static; adjust parameters for the hook.
1822 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
1824 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
1825 s390_trampoline_template; make static.
1826 (s390_trampoline_init): Rename from s390_initialize_trampoline;
1827 make static; adjust for target hook.
1828 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
1829 * config/s390/s390-protos.h: Remove trampoline decls.
1830 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
1831 (TRAMPOLINE_TEMPLATE): Remove.
1832 (TRAMPOLINE_ALIGNMENT): New.
1834 * config/score/score-protos.h (score_initialize_trampoline): Remove.
1835 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
1836 (TARGET_TRAMPOLINE_INIT): New.
1837 (score_asm_trampoline_template): New.
1838 (score_trampoline_init): Rename from score_initialize_trampoline;
1839 make static; adjust for hook parameters.
1840 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
1841 score[37]_asm_trampoline_template.
1842 (INITIALIZE_TRAMPOLINE): Remove.
1843 * config/score/score3.c (score3_asm_trampoline_template): New.
1844 (score3_trampoline_init): Rename from score3_initialize_trampoline;
1845 adjust for target hook.
1846 * config/score/score7.c (score7_asm_trampoline_template): New.
1847 (score7_trampoline_init): Rename from score7_initialize_trampoline;
1848 adjust for target hook.
1849 * config/score/score3.h, config/score/score7.h: Update.
1851 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
1852 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
1853 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
1854 (sh_trampoline_init): Rename from sh_initialize_trampoline;
1855 make static; adjust for target hook parameters.
1856 (sh_trampoline_adjust_address): New.
1857 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
1858 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
1860 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
1861 (sparc32_initialize_trampoline): Rename from
1862 sparc_initialize_trampoline; make static; replace tramp parameter
1863 with m_tramp and update memory accesses.
1864 (sparc64_initialize_trampoline): Similarly.
1865 (sparc_trampoline_init): New.
1866 * config/sparc/sparc-protos.h: Remove trampoline decls.
1867 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
1868 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
1870 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
1871 (array_to_constant): Make ARR parameter const.
1872 (spu_trampoline_init): Rename from spu_initialize_trampoline;
1873 make static; update for hook parameters.
1874 * config/spu/spu-protos.h: Update decls.
1875 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
1877 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
1878 from xstormy16_initialize_trampoline; make static; update for
1880 (TARGET_TRAMPOLINE_INIT): New.
1881 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
1883 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
1884 (TARGET_TRAMPOLINE_INIT): New.
1885 (v850_can_eliminate): Make static.
1886 (v850_asm_trampoline_template, v850_trampoline_init): New.
1887 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
1888 v850_asm_trampoline_template.
1889 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
1890 and adjust for target hook parameters.
1892 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
1893 (TARGET_TRAMPOLINE_INIT): New.
1894 (vax_asm_trampoline_template, vax_trampoline_init): New.
1895 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
1896 vax_asm_trampoline_template.
1897 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
1899 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
1900 (TARGET_TRAMPOLINE_INIT): New.
1901 (xtensa_asm_trampoline_template): Rename from
1902 xtensa_trampoline_template; make static.
1903 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
1904 make static; update for hook parameters.
1905 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
1906 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
1907 (INITIALIZE_TRAMPOLINE): Remove.
1909 * config/i386/i386.c (ix86_function_regparm): Do not issue an
1910 error for nested functions with regparm=3.
1911 (ix86_compute_frame_layout): Adjust frame pointer offset for
1912 ix86_static_chain_on_stack.
1913 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
1914 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
1915 don't reset to UNITS_PER_WORD.
1916 (ix86_emit_leave): Adjust ix86_cfa_state.
1917 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
1918 (ix86_static_chain): New.
1919 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
1920 make static; update for target hook parameters; use ix86_static_chain.
1921 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
1922 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
1923 (INITIALIZE_TRAMPOLINE): Remove.
1924 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
1925 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
1926 to the end. Add static_chain_on_stack.
1927 (ix86_static_chain_on_stack): New.
1929 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
1930 (m68k_output_mi_thunk): Don't use static_chain_rtx.
1931 (m68k_trampoline_init): New.
1932 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
1933 m68k_trampoline_init and adjust for hook parameters.
1934 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
1935 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
1937 2009-09-22 Jakub Jelinek <jakub@redhat.com>
1939 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
1940 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
1942 * reload1.c (reload): Call wrap_constant when substituting
1943 reg for equiv inside of DEBUG_INSNs.
1946 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
1947 add_call_src_coords_attributes, add_high_low_attributes,
1948 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
1949 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
1950 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
1951 when -gdwarf-2 -gstrict-dwarf.
1952 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
1953 -gdwarf-[23] -gstrict-dwarf.
1954 (address_of_int_loc_descriptor, loc_descriptor,
1955 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
1956 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
1957 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
1959 2009-09-22 Richard Guenther <rguenther@suse.de>
1961 PR tree-optimization/41428
1962 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
1963 (ccp_finalize): Pass it to substitute_and_fold.
1965 2009-09-22 Richard Guenther <rguenther@suse.de>
1967 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
1968 (substitute_and_fold): Adjust prototype.
1969 * tree-vrp.c (vrp_evaluate_conditional): Make static.
1970 (simplify_stmt_using_ranges): Likewise.
1971 (fold_predicate_in): Move here from tree-ssa-propagate.c.
1972 (vrp_fold_stmt): New function.
1973 (vrp_finalize): Pass it to substitute_and_fold.
1974 * tree-flow.h (vrp_evaluate_conditional): Remove.
1975 (simplify_stmt_using_ranges): Likewise.
1976 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
1977 * tree-ssa-copy.c (fini_copy_prop): Likewise.
1978 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
1980 (fold_predicate_in): Move to tree-vrp.c.
1981 (substitute_and_fold): Use the callback instead of calling into
1982 tree-vrp.c functions directly.
1984 2009-09-22 Jakub Jelinek <jakub@redhat.com>
1986 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
1987 comparison warning on rs6000.
1990 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
1991 GIMPLE_EH_MUST_NOT_THROW cleanup.
1992 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
1994 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
1997 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
1998 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
1999 LIB_SPEC for darwin10 and later since it always uses the unwinder in
2000 libSystem which is derived from the gcc 4.2.1 unwinder.
2002 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2005 * varasm.c (default_encode_section_info): Copy TLS model into
2006 sym_ref flags regardless of backend support for TLS, for all
2007 model types except TLS_MODEL_EMULATED.
2009 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2012 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
2013 we can handle it correctly.
2015 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
2017 * doc/install.texi (os2): Remove section.
2019 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
2021 * doc/standards.texi (Objective-C): Adjust two URLs.
2023 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
2025 * tree-tailcall.c (process_assignment): Don't check if a
2026 multiplication or an addition are already present.
2027 (find_tail_calls): Combine multiple additions and multiplications.
2028 (adjust_accumulator_values): Emit accumulators.
2030 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
2032 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
2033 xmm register restore.
2035 2009-09-21 Jan Hubicka <jh@suse.cz>
2037 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
2038 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
2041 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
2043 * stor-layout.c (layout_type): Remove obsolete code.
2045 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
2048 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
2050 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2053 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
2054 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
2055 (fold_builtin_2, do_mpc_arg1): Update accordingly.
2056 * fold-const.c (const_binop): Likewise.
2057 * real.h (do_mpc_arg2): Update prototype.
2059 2009-09-20 Jan Hubicka <jh@suse.cz>
2061 * dwarf2out.c (add_const_value_attribute): Return true if successful.
2062 (add_location_or_const_value_attribute): Rewrite using
2064 (tree_add_const_value_attribute): Return true if successful.
2065 (tree_add_const_value_attribute_for_decl): Likewise.
2067 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
2068 (loc_descriptor): ... here;
2069 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2070 (cst_pool_loc_descr): Break out from ...; do not reffer constant
2071 pool items that was not marked for output.
2072 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
2073 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2074 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2075 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
2076 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
2077 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
2078 DW_OP_stack_value to get address of items that are not available
2080 (dw_loc_list): Handle single element lists correctly.
2082 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
2083 Pascal Obry <obry@adacore.com>
2085 * unwind-dw2-fde.c (classify_object_over_fdes):
2086 Cast the constant 1 to _Unwind_Ptr.
2087 (add_fdes): Likewise.
2088 (linear_search_fdes): Likewise.
2090 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
2092 * stor-layout.c (set_sizetype): Avoid useless type copy.
2094 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
2096 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
2098 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
2099 * configure, config.in: Regenerate.
2100 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
2102 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
2103 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
2104 for global data if the output could be used in a shared library.
2105 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
2106 to 0 if TARGET_WRITABLE_EH_FRAME.
2108 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
2110 PR rtl-optimization/39886
2111 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
2112 just when insn is equal to BB_END (bb).
2114 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
2116 * config/mips/mips.opt (mrelax-pic-calls): New option.
2117 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
2119 (mips_unspec_call): Change "unspec_call" expander into this.
2120 (mips_strip_unspec_call): New function.
2121 (mips_got_load): Call mips_unspec_call instead of
2122 gen_unspec_call<mode>.
2123 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
2125 (mips_cfg_in_reorg): New function.
2126 (mips16_lay_out_constants): Use it to decide whether to call
2127 CFG-aware insn splitting.
2128 (r10k_insert_cache_barriers): Move CFG set-up code from here to
2129 mips_reorg. Move DF set-up code from here ...
2130 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
2132 (mips_reorg): Call mips_df_reorg instead of
2133 r10k_insert_cache_barriers. Move CFG set-up code here from
2134 r10k_insert_cache_barriers.
2135 (mips_call_expr_from_insn): New function.
2136 (mips_pic_call_symbol_from_set): Likewise.
2137 (mips_find_pic_call_symbol): Likewise.
2138 (mips_annotate_pic_call_expr): Likewise.
2139 (mips_get_pic_call_symbol): Likewise.
2140 (mips_annotate_pic_calls): Likewise.
2141 (mips_override_options): Disable -mrelax-pic-calls unless PIC
2143 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
2144 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
2145 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
2147 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
2148 (unspec_call<mode>): Remove it.
2149 (sibcall_internal, sibcall_value_internal,
2150 sibcall_value_multiple_internal, call_internal, call_split,
2151 call_value_internal, call_value_split,
2152 call_value_multiple_internal, call_value_multiple_split): Pass
2153 SIZE_OPNO to MIPS_CALL.
2154 (call_internal_direct, call_direct_split,
2155 call_value_internal_direct, call_value_direct_split): Pass -1 as
2156 SIZE_OPNO to MIPS_CALL.
2157 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
2158 * configure: Regenerate.
2159 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
2160 and -mno-relax-pic-calls.
2161 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
2163 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2166 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
2167 in the directory this rule is called from, rather than the
2168 toplevel 'gcc' directory, to fix in-tree build.
2170 2009-09-19 Chris Demetriou <cgd@google.com>
2172 PR preprocessor/28435:
2173 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
2174 to cpplib that the preprocessor output is needed.
2176 2009-09-19 Jakub Jelinek <jakub@redhat.com>
2178 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
2179 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
2180 *return_and_restore_fpregs_<mode>,
2181 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
2184 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
2185 instead of assuming it has always a REG inside of it.
2187 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
2189 * config/freebsd.h: Update comment on types.
2190 (WINT_TYPE): Define.
2192 2009-09-18 Jason Merrill <jason@redhat.com>
2194 * c.opt: Add -fno-deduce-init-list.
2196 2009-09-18 Neil Vachharajani <nvachhar@google.com>
2198 * value-prof.c (interesting_stringop_to_profile_p): Added output
2199 argument to indicate which parameter is the size parameter.
2200 * value-prof.c (gimple_stringop_fixed_value): Use
2201 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
2202 * value-prof.c (gimple_stringops_transform): Update call sites to
2203 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
2205 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
2208 From David Binderman <dcb314@hotmail.com>:
2209 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
2210 local variable f. Remove stale comments.
2211 (ix86_compute_frame_layout): Remove useless local variable total_size.
2212 Remove #if 0'd code.
2213 (legitimate_address_p): Remove useless local variables
2214 reason_rtx and reason.
2215 (ix86_split_copysign_const): Remove useless local variable op1.
2216 (scale_counter): Remove useless local variable piece_size_mask.
2218 2009-09-18 Jakub Jelinek <jakub@redhat.com>
2220 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
2223 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
2226 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
2228 2009-09-17 Jakub Jelinek <jakub@redhat.com>
2230 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
2233 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
2235 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
2236 DW_OP_implicit_value even without dwarf_version 4.
2238 2009-09-17 Jan Hubicka <jh@suse.cz>
2240 * dwarf2out.c: Include tree-pass.h and gimple.h.
2241 (loc_list_plus_const): New function.
2242 (loc_descriptor_from_tree_1): Rename to ...
2243 (loc_descriptor_from_tree): ... remove original.
2244 (loc_list_from_tree): New function.
2245 (add_AT_location_description): Accept location list.
2246 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
2247 (concatn_mem_loc_descriptor): Remove.
2248 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
2250 (secname_for_decl): Move up.
2251 (hidden_reference_p): New function; break out from ...
2252 (loc_by_refernece): ... here; move up.
2253 (dw_loc_list): New function.
2254 (single_element_loc_list): New function.
2255 (single_element_loc_list_p): New function.
2256 (add_loc_descr_to_each): New function.
2257 (add_loc_list): New function.
2258 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
2259 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
2260 add diagnostics why expansion failed.
2261 (add_location_or_const_value_attribute): Support location lists.
2262 (add_bound_info): Likewise.
2263 (descr_info_loc): Update call of loc_descriptor_from_tree.
2264 (gen_variable_die): Work on location lists.
2265 * final.c (pass_final): Add dump file.
2266 * Makefile.in (dwarf2out.o): Add new dependencies.
2268 2009-09-17 Janis Johnson <janis187@us.ibm.com>
2271 * real.c decimal_from_integer, decimal_integer_string): New.
2272 (real_from_integer): Use them as special case for decimal float.
2273 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
2274 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
2275 Do not append zero after the decimal point in string to convert.
2277 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
2279 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
2280 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
2282 2009-09-17 Martin Jambor <mjambor@suse.cz>
2284 * common.opt (fipa-sra): New switch.
2285 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
2286 * timevar.def (TV_IPA_SRA): New timevar.
2287 * params.def (ipa-sra-ptr-growth-factor): New parameter.
2288 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
2289 * tree-sra.c: Include cgraph.c.
2290 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
2291 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
2292 and grp_not_necessarilly_dereferenced.
2293 (func_param_count): New variable.
2294 (encountered_apply_args): New variable.
2295 (bb_dereferences): New variable.
2296 (final_bbs): New variable.
2297 (no_accesses_representant): New variable.
2298 (no_accesses_p): New function.
2299 (dump_access): Dump the new fields.
2300 (sra_initialize): Set encountered_apply_args to false.
2301 (get_ssa_base_param): New function.
2302 (mark_parm_dereference): New function.
2303 (create_access): Caring for INIDRECT_REFs and different handling of
2304 varialble length accesses in early IPA SRA. Store the stmt - a new
2305 parameter - to the new access.
2306 (build_access_from_expr_1): New parameter stmt, passed to
2307 create_access. Handle INDIRECT_REFs.
2308 (build_access_from_expr): Pass the current statement to
2309 build_access_from_expr_1.
2310 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
2312 (build_accesses_from_assign): Pass the current statement to
2313 build_access_from_expr_1. Do not create assign links in IPA-SRA.
2314 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
2315 final_bbs when necessary. Check for calls to __builtin_apply_args.
2316 Fixup EH info if anythng was changed.
2317 (is_unused_scalar_param): New function.
2318 (ptr_parm_has_direct_uses): New function.
2319 (find_param_candidates): New function.
2320 (mark_maybe_modified): New function.
2321 (analyze_modified_params): New function.
2322 (propagate_dereference_distances): New function.
2323 (dump_dereferences_table): New function.
2324 (analyze_caller_dereference_legality): New function.
2325 (unmodified_by_ref_scalar_representative): New function.
2326 (splice_param_accesses): New function.
2327 (decide_one_param_reduction): New function.
2328 (enum ipa_splicing_result): New type.
2329 (splice_all_param_accesses): New function.
2330 (get_param_index): New function.
2331 (turn_representatives_into_adjustments): New function.
2332 (analyze_all_param_acesses): New function.
2333 (get_replaced_param_substitute): New function.
2334 (get_adjustment_for_base): New function.
2335 (replace_removed_params_ssa_names): New function.
2336 (sra_ipa_reset_debug_stmts): New function.
2337 (sra_ipa_modify_expr): New function.
2338 (sra_ipa_modify_assign): New function.
2339 (convert_callers): New function.
2340 (modify_function): New function.
2341 (ipa_sra_preliminary_function_checks): New function.
2342 (ipa_early_sra): New function.
2343 (ipa_early_sra_gate): New function.
2344 (pass_early_ipa_sra): New variable.
2345 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
2347 2009-09-17 Michael Matz <matz@suse.de>
2350 * tree.c (build_type_attribute_qual_variant): Export.
2351 * tree.h (build_type_attribute_qual_variant): Declare.
2352 * tree-inline.c (remap_type_1): Use it to build variants with
2353 the original qualifiers and attributes.
2355 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2357 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
2358 without a fallthrough edge.
2360 2009-09-16 DJ Delorie <dj@redhat.com>
2362 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
2363 chip and ignore the "fast_interrupt" attribute if so.
2365 2009-09-16 Richard Henderson <rth@redhat.com>
2368 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
2371 2009-09-16 Richard Henderson <rth@redhat.com>
2374 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
2375 is set only if DECL_NO_STATIC_CHAIN is unset.
2376 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
2377 (FOR_EACH_NEST_INFO): New.
2378 (walk_all_functions): Use it.
2379 (finalize_nesting_tree): Likewise.
2380 (unnest_nesting_tree): Likewise.
2381 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
2382 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
2383 (convert_gimple_call): Early out if gimple_call_chain already set.
2384 (convert_all_function_calls): Iterate until no new functions
2385 require a static chain.
2386 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
2387 when building a trampoline. Use dump_function_to_file instead
2389 (lower_nested_functions): Open dump_file. Validate that decls
2390 that have DECL_NO_STATIC_CHAIN from the front end don't have that
2391 bit reset by this pass.
2393 2009-09-16 Michael Matz <matz@suse.de>
2396 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
2397 shorten decl_common_unused.
2398 (DECL_RESTRICTED_P): New accessor.
2399 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
2400 to disambiguate marked decls and restrict pointers.
2402 2009-09-16 Richard Henderson <rth@redhat.com>
2405 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
2407 2009-09-16 Jakub Jelinek <jakub@redhat.com>
2409 * integrate.c (set_block_abstract_flags): Call
2410 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
2412 2009-09-16 Richard Guenther <rguenther@suse.de>
2415 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
2418 2009-09-16 DJ Delorie <dj@redhat.com>
2419 Kaz Kojima <kkojima@gcc.gnu.org>
2421 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
2422 (sh_expand_prologue): Update calls to output_stack_adjust.
2423 (sh_expand_epilogue): Likewise.
2425 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
2428 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
2429 trying to limit the extent of searches in the insn stream.
2431 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
2432 Jakub Jelinek <jakub@redhat.com>
2436 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
2438 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
2439 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
2440 (rs6000_savres_strategy): Always save FP registers inline if the
2441 target doesn't support hardware double-precision. Set the above
2442 bits in return value when needed.
2443 (rs6000_savres_routine_sym): Fix computation for cache selector.
2444 Mark the generated symbol as a function. Rename exitp argument to
2445 lr. Move code for determining the name of the symbol...
2446 (rs6000_savres_routine_name): ...here. New function. Add cases for
2447 getting the names right on AIX and 64-bit Linux.
2448 (savres_routine_name): New variable.
2449 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
2450 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
2451 on what the target routine uses as a base register. If savep && lr
2452 describe saving of r0 into memory slot.
2453 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
2454 line calls for AIX ABI.
2455 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
2456 determine FP save/restore functions.
2457 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
2458 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
2460 (rs6000_emit_epilogue): Adjust computation of restore_lr.
2461 Duplicate restoration of LR and execute the appropriate one
2462 depending on whether GPRs are being restored inline. Set r11 from
2463 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
2464 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
2465 Fix out of line calls for AIX ABI.
2466 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
2468 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
2470 (*restore_gpregs_spe): Likewise.
2471 (*return_and_restore_gpregs_spe): Likewise.
2472 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
2473 Define to empty string unconditionally.
2474 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
2475 Define to empty string unconditionally.
2476 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
2479 2009-09-15 Jan Hubicka <jh@suse.cz>
2481 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
2482 * params.def (inline-insns-auto): Likewise.
2484 2009-09-15 Martin Jambor <mjambor@suse.cz>
2486 * ipa-inline.c (estimate_function_body_sizes): Dump info about
2487 individual statements only at TDF_DETAILS dump level. Format
2488 source for 80 characters per line.
2490 2009-09-15 Christian Bruel <christian.bruel@st.com>
2492 * regrename.c (do_replace): Update REG_DEAD notes.
2494 2009-09-15 Revital Eres <eres@il.ibm.com>
2496 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
2497 * targhooks.c (default_builtin_support_vector_misalignment):
2498 New builtin function.
2499 * targhooks.h (default_builtin_support_vector_misalignment):
2501 * target.h (builtin_support_vector_misalignment):
2502 New field in struct gcc_target.
2503 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
2504 new builtin function.
2505 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
2507 * config/rs6000/rs6000.c
2508 (rs6000_builtin_support_vector_misalignment): New function.
2509 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
2511 2009-09-15 Jie Zhang <jie.zhang@analog.com>
2513 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
2515 (bfin_optimize_loop): Likewise.
2516 (bfin_gen_bundles): Likewise.
2517 (workaround_speculation): Likewise.
2518 (find_load): Return NULL_RTX for debug_insn.
2520 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
2522 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
2525 2009-09-14 DJ Delorie <dj@redhat.com>
2527 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
2528 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
2531 2009-09-14 Richard Henderson <rth@redhat.com>
2532 Jakub Jelinek <jakub@redhat.com>
2534 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
2535 * cfgbuild.c (make_edges): Handle asm goto.
2536 * cfglayout.c (fixup_reorder_chain): Likewise.
2537 * cfgrtl.c (patch_jump_insn): Likewise.
2538 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
2539 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
2540 (gimple_build_asm_vec): Add and use labels parameter.
2541 (gimple_build_asm): Remove.
2542 (walk_gimple_asm): Walk labels too.
2543 * gimple.def (GIMPLE_ASM): Update docs.
2544 * gimple.h: Update decls.
2545 (struct gimple_statement_asm): Change nc to use unsigned char;
2547 (gimple_asm_nlabels): New.
2548 (gimple_asm_label_op, gimple_asm_set_label_op): New.
2549 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
2550 into gimple_build_asm_vec.
2551 * jump.c (mark_jump_label_asm): New.
2552 (mark_jump_label): Use it.
2553 (redirect_jump_1): Handle asm goto.
2554 (invert_jump_1): Soft fail if X is null.
2555 * recog.c (extract_asm_operands): New.
2556 (asm_noperands): Use it; handle asm labels.
2557 (decode_asm_operands): Use extract_asm_operands.
2558 (asm_operand_ok): Properly handle empty string.
2559 * reg-stack.c (get_asm_operands_in_out): Rename from
2560 get_asm_operand_n_inputs; use extract_asm_operands; return both
2561 inputs and outputs by reference; update all callers.
2562 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
2563 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
2564 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
2565 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
2566 (extract_asm_operands): Declare.
2567 * stmt.c (expand_asm_operands): Add and use labels parameter.
2568 (check_unique_operand_names): Likewise.
2569 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
2570 (expand_asm_stmt): Handle asm labels.
2571 * tree-cfg.c (make_gimple_asm_edges): New.
2572 (make_edges): Use it.
2573 (cleanup_dead_labels): Handle asm labels.
2574 (is_ctrl_altering_stmt): Likewise.
2575 (gimple_redirect_edge_and_branch): Likewise.
2576 * tree.def (ASM_EXPR): Add 5th operand.
2577 * tree.h (ASM_LABELS): New.
2578 (resolve_asm_operand_names): Update decl.
2580 * c-parser.c (c_parser_asm_statement): Parse asm goto.
2581 (c_parser_asm_goto_operands): New.
2582 * c-tree.h (build_asm_expr): Update decl.
2583 * c-typeck.c (build_asm_expr): Add and use labels parameter.
2584 * doc/extend.texi: Document asm goto.
2586 2009-09-14 Richard Henderson <rth@redhat.com>
2588 * except.h: Update declarations.
2589 (struct pointer_map_t): Forward declare.
2590 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
2591 (struct eh_landing_pad_d, eh_landing_pad): New.
2592 (struct eh_catch_d, eh_catch): New.
2593 (struct eh_region_d): Remove next_region_sharing_label, aka,
2594 label, tree_label, landing_pad, post_landing_pad, resume,
2595 may_contain_throw. Rename region_number to index. Remove
2596 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
2597 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
2598 (VEC(eh_landing_pad,gc)): New.
2599 (struct eh_status): Remove last_region_number. Add lp_array,
2600 throw_stmt_table, ttype_data, ehspec_data.
2601 (ehr_next, FOR_ALL_EH_REGION_AT): New.
2602 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
2603 * except.c (lang_protect_cleanup_actions): Return tree.
2604 (struct ehl_map_entry): Remove.
2605 (init_eh_for_function): Push zero entries for region and lp_array.
2606 (gen_eh_region): Add to region_array immediately.
2607 (gen_eh_region_catch): Operate on eh_catch objects.
2608 (gen_eh_landing_pad): New.
2609 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
2610 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
2611 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
2612 (get_eh_landing_pad_from_number_fn): New.
2613 (get_eh_landing_pad_from_number): New.
2614 (get_eh_region_from_lp_number_fn): New.
2615 (get_eh_region_from_lp_number): New.
2616 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
2617 (get_exception_pointer, get_exception_filter): Remove.
2618 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
2619 (current_function_has_exception_handlers): Simplify.
2620 (bring_to_root, eh_region_replaceable_by_p): Remove.
2621 (replace_region, hash_type_list, hash_eh_region): Remove.
2622 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
2623 (label_to_region_map, num_eh_regions): Remove.
2624 (get_next_region_sharing_label, must_not_throw_labels): Remove.
2625 (find_exception_handler_labels): Remove.
2626 (duplicate_eh_regions_0, find_prev_try): Remove.
2627 (struct duplicate_eh_regions_data): New.
2628 (duplicate_eh_regions_1): Rewrite.
2629 (duplicate_eh_regions): Return a pointer map instead of an
2631 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
2632 (redirect_eh_edge_to_label): Remove.
2633 (eh_region_outermost): Rewrite using eh_region pointers
2634 instead of integers.
2635 (add_ttypes_entry): Update for ttype_data move to eh_status.
2636 (add_ehspec_entry): Rewrite with VEC instead of varray.
2637 (assign_filter_values): Likewise. Export.
2638 (build_post_landing_pads, connect_post_landing_pads): Remove.
2639 (dw2_build_landing_pads): Rewrite to use lp_array.
2640 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
2641 (sjlj_assign_call_site_values): Rewrite to use lp_array.
2642 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
2643 (sjlj_mark_call_sites): Update for landing pad numbers.
2644 (finish_eh_generation): Rewrite.
2645 (gate_handle_eh): Do nothing for no eh tree.
2646 (pass_rtl_eh): Move up near finish_eh_generation.
2647 (remove_eh_landing_pad): New.
2648 (remove_eh_handler): Export.
2649 (remove_eh_region, remove_eh_handler_and_replace): Remove.
2650 (for_each_eh_label): Rewrite to use lp_array.
2651 (make_reg_eh_region_note): New.
2652 (make_reg_eh_region_note_nothrow_nononlocal): New.
2653 (insn_could_throw_p): New.
2654 (copy_reg_eh_region_note_forward): New.
2655 (copy_reg_eh_region_note_backward): New.
2656 (check_handled, add_reachable_handler): Remove.
2657 (reachable_next_level, foreach_reachable_handler): Remove.
2658 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
2659 (get_eh_region_and_lp_from_rtx): New.
2660 (get_eh_region_from_rtx): New.
2661 (can_throw_internal_1, can_throw_external_1): Remove.
2662 (can_throw_internal): Use get_eh_region_from_rtx.
2663 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
2664 (insn_nothrow_p, can_nonlocal_goto): New.
2665 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
2666 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
2667 (add_action_record): Use VEC not varray.
2668 (collect_one_action_chain): Update for eh_region changes.
2669 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
2670 Use get_eh_region_and_lp_from_rtx.
2671 (gate_convert_to_eh_region_ranges): New.
2672 (pass_convert_to_eh_region_ranges): Use it.
2673 (push_uleb128, push_sleb128): Use VEC not varray.
2674 (output_one_function_exception_table): Likewise.
2675 (dump_eh_tree): Update for eh_region changes.
2676 (verify_eh_tree): Likewise.
2677 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
2678 * tree-eh.c: Include target.h.
2679 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
2680 Don't disallow GIMPLE_RESX; adjust argument check.
2681 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
2682 (record_stmt_eh_region): Update for landing pad numbers;
2683 generate a landing pad if necessary.
2684 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
2685 (remove_stmt_from_eh_lp_fn): Similarly.
2686 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
2687 Update for lp numbers; don't special case missing throw_stmt_table.
2688 (lookup_expr_eh_lp): Similarly.
2689 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
2690 (eh_seq, eh_region_may_contain_throw): New.
2691 (struct leh_state): Add ehp_region.
2692 (struct leh_tf_state): Remove eh_label.
2693 (emit_post_landing_pad): New.
2694 (emit_resx, emit_eh_dispatch): New.
2695 (note_eh_region_may_contain_throw): New.
2696 (frob_into_branch_around): Take eh_region not eh label;
2697 emit eh code into eh_seq.
2698 (honor_protect_cleanup_actions): Early exit for no actions. Don't
2699 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
2700 lower_eh_must_not_throw. Emit code to eh_seq.
2701 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
2702 (lower_try_finally_onedest): Likewise.
2703 (lower_try_finally_copy): Likewise.
2704 (lower_try_finally_switch): Likewise.
2705 (lower_try_finally): Initialize ehp_region.
2706 (lower_catch): Update for eh_catch objects.
2707 (lower_eh_filter): Don't handle must_not_throw.
2708 (lower_eh_must_not_throw): New.
2709 (lower_cleanup): Don't set eh_label.
2710 (lower_eh_constructs_2): Resolve eh builtins.
2711 Handle GIMPLE_EH_MUST_NOT_THROW.
2712 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
2713 Add eh_seq to the end of the function body.
2714 (make_eh_dispatch_edges): New.
2715 (make_eh_edge): Remove.
2716 (make_eh_edges): Simplify for landing pads.
2717 (redirect_eh_edge_1): New.
2718 (redirect_eh_edge): Use it.
2719 (redirect_eh_dispatch_edge): New.
2720 (stmt_could_throw_p): Use a switch. Allow RESX.
2721 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
2722 (stmt_can_throw_internal): Likewise.
2723 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
2724 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
2725 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
2726 (gate_refactor_eh): New.
2727 (pass_refactor_eh): Use it.
2728 (lower_resx, execute_lower_resx, pass_lower_resx): New.
2729 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
2730 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
2731 (remove_unreachable_handlers): Rename from
2732 tree_remove_unreachable_handlers; rewrite for landing pads;
2733 call remove_eh_handler directly.
2734 (remove_unreachable_handlers_no_lp): New.
2735 (unsplit_eh, unsplit_all_eh): New.
2736 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
2737 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
2738 (cleanup_empty_eh_unsplit): New.
2739 (cleanup_empty_eh): Rewrite.
2740 (cleanup_all_empty_eh): New.
2741 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
2742 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
2743 (gate_cleanup_eh): New.
2744 (pass_cleanup_eh): Use it.
2745 (verify_eh_edges): Move later in file. Expect one EH edge.
2746 (verify_eh_dispatch_edge): New.
2748 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
2749 (gtype-desc.o): Add TARGET_H.
2750 (tree.o): Use EXCEPT_H, not except.h.
2751 (cfgbuild.o): Add EXPR_H.
2752 (GTFILES): Add vecprim.h.
2753 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
2754 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
2755 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
2756 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
2757 * calls.c (emit_call_1): Use make_reg_eh_region_note.
2758 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
2759 calls to can_throw_internal.
2760 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
2761 (make_edges): Don't handle RESX; use can_nonlocal_goto.
2762 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
2763 (expand_gimple_stmt): Use make_reg_eh_region_note.
2764 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
2765 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
2766 or find_exception_handler_labels.
2767 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
2768 there is exacly one EH edge. Use can_nonlocal_goto and
2770 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
2771 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
2772 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
2773 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
2774 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
2775 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
2776 * dse.c (scan_insn): Use insn_could_throw_p.
2777 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
2778 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
2779 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
2780 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
2781 EXC_PTR_EXPR or FILTER_EXPR.
2782 (tree_expr_nonzero_warnv_p): Likewise.
2783 * function.h: Include vecprim.h, not varray.h
2784 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
2785 move ttype_data and ehspec_data members to struct eh_status; change
2786 action_record_data member to a VEC.
2787 * gcse.c (hash_scan_set): Use can_throw_internal.
2788 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
2789 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
2790 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
2791 (block_may_fallthru): Don't handle RESX_EXPR.
2792 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
2793 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
2794 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
2795 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
2796 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
2797 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
2798 (gimple_size): Likewise.
2799 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
2800 (gimple_build_resx): Use gimple_build_with_ops.
2801 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
2802 (is_gimple_val): Likewise.
2803 (is_gimple_stmt): Remove RESX_EXPR.
2804 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
2805 (GIMPLE_RESX): Reorder with other EH constructs.
2806 * gimple.h (struct gimple_statement_eh_mnt): New.
2807 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
2808 (gimple_eh_filter_must_not_throw): Remove.
2809 (gimple_eh_filter_set_must_not_throw): Remove.
2810 (gimple_eh_must_not_throw_fndecl): New.
2811 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
2812 (is_gimple_resx): New.
2813 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
2814 Don't copy EH_FILTER_MUST_NOT_THROW.
2815 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
2816 * ipa-inline.c (estimate_function_body_sizes): Don't try to
2817 handle must_not_throw_labels specially.
2818 * ipa-pure-const.c (check_call): Update debug statement for LP.
2819 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
2820 * ipa-utils.c (get_base_var): Likewise.
2821 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
2822 * lower-subreg.c (move_eh_region_note): Remove.
2823 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
2824 * omp-low.c (new_omp_context): Update for eh_lp_nr.
2825 (create_task_copyfn): Likewise.
2826 (maybe_catch_exception): Use gimple_build_eh_filter.
2827 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
2828 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
2829 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
2830 and pass_lower_resx.
2831 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
2832 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
2833 can_throw_internal, can_nonlocal_goto.
2834 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
2835 copy_reg_eh_region_note_forward.
2836 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
2837 (emit_output_reload_insns): Likewise.
2838 (copy_eh_notes): Remove.
2839 * rtl.def (RESX): Remove.
2840 * rtl.h: Update declarations.
2841 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
2842 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
2843 (update_eh_label): Remove.
2844 (cleanup_dead_labels_eh): New.
2845 (cleanup_deal_labels): Use it instead of update_eh_label.
2846 (gimple_merge_blocks): Update landing pad data structure when
2847 removing a landing pad label.
2848 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
2849 test; handle GIMPLE_EH_MUST_NOT_THROW.
2850 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
2851 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
2852 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
2853 (verify_stmt): Likewise. Verify landing pads.
2854 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
2855 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
2856 (struct move_stmt_d): Add eh_map.
2857 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
2858 (move_stmt_r): Remap eh region numbers in builtin calls,
2859 resx and eh_dispatch.
2860 (move_block_to_fn): Remove eh_offset parameter. Use
2861 maybe_duplicate_eh_stmt_fn.
2862 (find_outermost_region_in_block): Operate on eh_region pointers
2863 instead of region numbers.
2864 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
2865 duplicate_eh_regions.
2866 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
2867 test earlier. Disallow EH landing pads.
2868 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
2869 * tree-flow.h: Update declarations.
2870 (struct tree_ann_common_d): Replace rn with lp_nr.
2871 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
2872 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
2873 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
2874 resx and eh_dispatch.
2875 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
2876 (copy_edges_for_bb): Use make_eh_dispatch_edges.
2877 (copy_cfg_body): Expect eh_map instead of eh_region_offset
2878 from duplicate_eh_regions.
2879 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
2880 update RESX; handle EH_DISPATCH.
2881 (expand_call_inline): Set eh_lp_nr, not eh_region.
2882 (maybe_inline_call_in_expr): Likewise.
2883 * tree-inline.h (struct copy_body_data): Replace eh_region with
2884 eh_lp_nr, eh_region_offset with eh_map.
2885 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
2886 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
2887 * tree-pretty-print.c (dump_generic_node): Don't handle
2888 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
2889 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
2890 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
2891 EXC_PTR_EXPR, FILTER_EXPR.
2892 * tree-ssa-operands.c (get_expr_operands): Likewise.
2893 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
2894 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
2895 (ao_ref_init_from_vn_reference): Likewise.
2896 * tree-ssa-sink.c (statement_sink_location): Likewise.
2897 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
2898 (mark_virtual_phi_result_for_renaming): Export. Tidy.
2899 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
2900 EXC_PTR_EXPR, FILTER_EXPR.
2901 (is_exception_related): Remove.
2902 (compute_avail): Don't call it.
2903 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
2904 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
2905 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
2906 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
2908 (build_resx): Remove.
2909 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
2910 * tree.h: Update declarations.
2911 (EH_FILTER_MUST_NOT_THROW): Remove.
2912 (struct tree_label_decl): Add eh_landing_pad_nr.
2913 (EH_LANDING_PAD_NR): New.
2914 * value-prof.c (gimple_ic): Tidy variable names. Update for
2915 landing pad numbers.
2916 (gimple_stringop_fixed_value): Tidy variable names. Assert
2917 that neither call stmt can throw.
2918 * vecprim.h (uchar): New.
2919 (VEC(uchar,heap), VEC(uchar,gc)): New.
2921 * c-common.c (c_define_builtins): Update call to
2922 build_common_builtin_nodes.
2923 * c-parser.c (c_parse_file): Don't call
2924 default_init_unwind_resume_libfunc.
2926 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
2928 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
2929 (mips_cprestore_address_p): Likewise.
2930 (mips_save_gp_to_cprestore_slot): Likewise.
2931 (mips_restore_gp): Rename to...
2932 (mips_restore_gp_from_cprestore_slot): ...this.
2933 (mips_must_initialize_gp_p): Declare.
2934 (mips_emit_save_slot_move): Likewise.
2935 (mips_output_load_label): Return nothing.
2936 (mips_eh_uses): Declare.
2937 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
2938 (TARGET_CPRESTORE_DIRECTIVE): New macro.
2939 (TARGET_ABSOLUTE_JUMPS): Likewise.
2940 (EH_USES): Likewise.
2941 (FIRST_PSEUDO_REGISTER): Update comment.
2942 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
2943 (MIPS_CALL): ...here.
2944 (REGISTER_NAMES): Add $cprestore.
2945 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
2946 Add load_label_length, has_inflexible_gp_insn_p,
2947 has_flexible_gp_insn_p, must_initialize_gp_p and
2948 must_restore_gp_when_clobbered_p.
2949 (mips_expand_call): Don't generate split instructions here.
2950 (mips_split_call): Update the call to mips_restore_gp after
2951 the above name change.
2952 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
2953 (mips_find_gp_ref): New function.
2954 (mips_insn_has_inflexible_gp_ref_p): Likewise.
2955 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
2956 (mips_insn_has_flexible_gp_ref_p): Likewise.
2957 (mips_cfun_has_flexible_gp_ref_p): Likewise.
2958 (mips_function_has_gp_insn): Delete.
2959 (mips_global_pointer): Drop the df_regs_ever_live_p check.
2960 Use the new functions above. Only return INVALID_REGNUM
2961 for TARGET_ABSOLUTE_JUMPS.
2962 (mips_must_initialize_gp_p): New function.
2963 (mips_get_cprestore_base_and_offset): New function, extracted from...
2964 (mips_cprestore_slot): ...here. Take a bool parameter.
2965 (mips_cfun_has_cprestore_slot_p): New function.
2966 (mips_cprestore_address_p): Likewise.
2967 (mips_save_gp_to_cprestore_slot): Likewise.
2968 (mips_restore_gp): Rename to...
2969 (mips_restore_gp_from_cprestore_slot): ...this. Assert
2970 epilogue_completed. Update the call to mips_cprestore_slot.
2971 Test cfun->machine->must_restore_gp_when_clobbered_p.
2972 (mips_direct_save_slot_move_p): New function.
2973 (mips_emit_save_slot_move): Likewise.
2974 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
2975 of cfun->machine->global_pointer.
2976 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
2977 (mips_save_reg): Use mips_emit_save_slot_move.
2978 (mips_expand_prologue): Set must_initialize_gp_p.
2979 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
2980 for all cprestore saves. Emit a use_cprestore instruction after
2981 setting up the cprestore slot.
2982 (mips_restore_reg): Use mips_emit_save_slot_move.
2983 (mips_process_load_label): New function.
2984 (mips_load_label_length): Likewise.
2985 (mips_output_load_label): Don't return asm: output it here instead.
2986 Use mips_process_load_label.
2987 (mips_adjust_insn_length): Adjust the length of branch instructions
2988 that have length MAX_PIC_BRANCH_LENGTH.
2989 (mips_output_conditional_branch): Update the call to
2990 mips_output_load_label. Assume the branch target is OPERANDS[0]
2991 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
2992 (mips_output_order_conditional_branch): Swap the meaning of
2993 OPERANDS[0] and OPERANDS[1].
2994 (mips_variable_issue): Don't count ghost instructions.
2995 (mips_expand_ghost_gp_insns): New function.
2996 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
2997 (mips_output_mi_thunk): Set must_initialize_gp_p.
2998 (mips_eh_uses): New function.
2999 * config/mips/predicates.md (cprestore_save_slot_operand)
3000 (cprestore_load_slot_operand): New predicates.
3001 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
3002 (UNSPEC_MOVE_GP): Likewise.
3003 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
3004 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
3005 (CPRESTORE_SLOT_REGNUM): New register.
3006 (MAX_PIC_BRANCH_LENGTH): New constant.
3007 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
3008 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
3009 branches. Fix commentary.
3010 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
3011 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
3012 Change type to "ghost".
3013 (loadgp_absolute_<mode>): Likewise.
3014 (loadgp_rtp_<mode>): Likewise.
3015 (copygp_mips16): Likewise.
3016 (loadgp_blockage): Remove redundant mode attribute.
3017 (potential_cprestore): New instruction.
3018 (cprestore): Turn into an unspec set.
3019 (use_cprestore): New instruction.
3020 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
3021 (*branch_fp_inverted): Likewise.
3022 (*branch_order<mode>): Likewise.
3023 (*branch_order<mode>_inverted): Likewise.
3024 (*branch_equality<mode>): Likewise.
3025 (*branch_equality<mode>_inverted): Likewise.
3026 (*branch_bit<bbv><mode>): Likewise.
3027 (*branch_bit<bbv><mode>_inverted): Likewise.
3028 (*branch_equality<mode>_mips16): Remove redundant mode.
3029 (jump): Turn into a define_expand.
3030 (*jump_absolute): New instruction.
3031 (*jump_pic): Likewise.
3032 (*jump_mips16): Rename previously-unnamed pattern. Remove
3033 redundant mode attribute.
3034 (restore_gp): Split on epilogue_completed rather than
3035 reload_completed. Change type to "ghost".
3036 (move_gp<mode>): New instruction.
3037 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
3038 Remove redundant mode attribute.
3039 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
3040 (bc1any4f, bc1any2t, bc1any2f): Likewise.
3041 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
3043 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3046 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
3047 are returned in the same register (vs34 or v2) that Altivec vector
3048 types are returned in.
3049 (rs6000_libcall_value): Ditto.
3052 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
3053 instead of explicit addsi3/adddi3 calls.
3054 (rs6000_split_multireg_move): Ditto.
3055 (rs6000_emit_allocate_stack): Ditto.
3056 (rs6000_emit_prologue): Ditto.
3057 (rs6000_output_mi_thunk): Ditto.
3059 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
3060 size is 64 bits if we can use 64-bit registers.
3062 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
3064 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
3067 From Jie Zhang <jie.zhang@analog.com>:
3068 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
3069 save FP and RETS with saveall attribute.
3070 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
3071 with saveall attribute.
3073 * config/bfin/bfin.c (bfin_expand_builtin,
3074 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
3077 From Jie Zhang <jie.zhang@analog.com>:
3078 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
3079 before use in two places.
3080 * config/bfin/bfin.md (AREG): Define mode iterator.
3081 (reload_in, reload_out): Use mode iterator AREG.
3083 2009-09-14 Richard Guenther <rguenther@suse.de>
3086 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
3087 EH personality path.
3089 2009-09-13 Richard Guenther <rguenther@suse.de>
3090 Rafael Avila de Espindola <espindola@google.com>
3092 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
3093 (LANG_HOOKS_EH_PERSONALITY): Likewise.
3094 (LANG_HOOKS_INITIALIZER): Adjust.
3095 (lhd_pass_through_t): Declare.
3096 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
3098 * langhooks.c (lhd_pass_through_t): New function.
3099 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
3100 dwarf2out_begin_prologue): Use personality from current_function_decl.
3101 * expr.h (get_personality_function): Declare.
3102 * expr.c (get_personality_function): New function.
3103 (build_personality_function): Likewise.
3104 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
3105 (eh_personality_libfunc): Remove.
3106 * optabs.c (build_libfunc_function): New function split out from ...
3107 (init_one_libfunc): ... here.
3108 * tree.h (DECL_FUNCTION_PERSONALITY): New.
3109 (tree_function_decl): Add personality.
3110 (lhd_gcc_personality): Declare.
3111 (build_personality_function): Likewise.
3112 * tree.c (gcc_eh_personality_decl): New.
3113 (lhd_gcc_personality): New function.
3114 * except.h (lang_eh_runtime_type): Remove.
3115 (enum eh_personality_kind): New.
3116 (build_personality_function): Declare.
3117 (function_needs_eh_personality): Declare.
3118 * except.c (lang_eh_runtime_type): Remove.
3119 (function_needs_eh_personality): New function.
3120 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
3121 (sjlj_emit_function_enter, output_function_exception_table):
3122 Use personality from current_function_decl.
3123 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
3124 * tree-inline.c (tree_can_inline_p): Do not inline across different
3126 (expand_call_inline): Likewise. Adjust the callers EH personality.
3127 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
3128 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
3129 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
3130 (c-parser.o): Likewise
3131 * c-tree.h (c_eh_initialized_p): Remove.
3132 (c_maybe_initialize_eh): Likewise.
3133 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
3134 (finish_decl): Don't call c_maybe_initialize_eh.
3135 (c_eh_initialized_p): Remove.
3136 (c_maybe_initialize_eh): Likewise.
3137 * c-parser.c (c_parser_omp_construct): Likewise.
3138 (c_parse_file): Initialize exception handling.
3140 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
3142 * config.gcc (tm_file): Remove i386/biarch32.h
3143 for i?86-w64-mingw* case.
3144 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
3146 * config.host: Set for x64 mingw the option
3147 use_long_long_for_widest_fast_int to yes.
3149 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
3151 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
3152 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
3153 (dbxout_begin_function): Likewise.
3154 * final.c (dwarf2_debug_info_emitted_p): New predicate.
3155 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
3156 set on the function.
3157 (final_end_function): Likewise.
3158 (final_scan_insn): Likewise.
3159 (rest_of_handle_final): Likewise.
3160 * varasm.c (assemble_start_function): Likewise.
3161 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
3163 2009-09-12 Jason Merrill <jason@redhat.com>
3165 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
3166 * opts.c (common_handle_option): constify.
3168 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
3170 * doc/install.texi (avr): Remove obsolete reference site.
3172 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
3174 * doc/install.texi (Binaries): Adjust AIX link.
3176 2009-09-12 Akim Demaille <demaille@gostai.com>
3178 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
3179 Use an imperative sentence.
3181 2009-09-11 Richard Henderson <rth@redhat.com>
3183 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
3184 structure-name and has-tree-operands arguments; update all entries.
3185 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
3187 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
3188 (gsstruct_code_size): New.
3189 (gss_for_code_): New.
3190 (gss_for_code): Remove.
3191 (gimple_size): Rewrite using gsstruct_code_size.
3192 (gimple_statement_structure): Move to gimple.h.
3193 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
3194 (gss_for_code, gimple_statement_structure): New.
3195 (gimple_ops): Use new arrays; tidy.
3197 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3199 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
3200 operand to be a PLUS expression.
3201 * config/pa/pa.c (pa_secondary_reload): Likewise.
3203 2009-09-11 Jakub Jelinek <jakub@redhat.com>
3205 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
3207 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
3210 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
3212 From Jie Zhang <jie.zhang@analog.com>:
3213 * doc/extend.texi (node Function Attributes): Document l2
3215 (node Blackfin Variable Attributes): Document l2 variable attributes.
3217 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
3219 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
3220 to match the system compiler's configuration at inflection point.
3221 Add comment to remark a remaining difference with system compiler.
3223 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
3224 * configure: Regenerate.
3226 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
3228 From Jie Zhang <jie.zhang@analog.com>:
3229 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
3230 (bfin_handle_l2_attribute): New.
3231 (bfin_attribute_table): Add l2 attribute.
3233 2009-09-11 Michael Matz <matz@suse.de>
3236 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
3237 on the local_decls list.
3239 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
3243 * cselib.c (cselib_expand_value_rtx_cb): Document callback
3245 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
3246 for VALUEs, to implement the documented interface.
3247 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
3248 Adjust for VALUEs and anything else, to implement the
3249 documented interface.
3251 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
3253 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
3254 with actual SPE/paired vector modes before using 64-bit alignment.
3255 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
3257 2009-09-10 DJ Delorie <dj@redhat.com>
3259 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
3262 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
3263 * config/mep/mep.c (mep_legitimate_constant_p): New.
3264 * config/mep/mep-protos.h: Prototype it.
3266 2009-09-10 Richard Henderson <rth@redhat.com>
3268 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
3270 2009-09-10 Jason Merrill <jason@redhat.com>
3272 * tree.c (chain_index): New fn.
3273 * tree.h: Declare it.
3275 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3277 * config/sol2-c.c (cmn_err_length_specs): Initialize
3278 scalar_identity_flag.
3280 2009-09-10 Richard Henderson <rth@redhat.com>
3282 * tree.h (struct tree_decl_common): Move align member earlier;
3283 move label_decl_uid member ...
3284 (struct tree_label_decl): ... here.
3285 (LABEL_DECL_UID): Update to match.
3287 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
3290 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
3291 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
3293 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
3294 dest_prev if the edge is complex.
3296 * tree-cfg.c (is_ctrl_stmt): Use a switch.
3298 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
3299 loop latch tests earlier.
3301 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
3302 before GIMPLE_RETURN, not after its predecessor; insert
3305 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
3306 gimple_seq_empty_p to test for no PHI nodes.
3307 * tree-cfg.c (split_critical_edges): Likewise.
3309 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
3311 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
3313 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
3314 introduced by the VTA branch merge.
3316 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
3318 * ira-conflicts.c: Use fputs or putc instead of fprintf
3322 * tree-switch-conversion.c: Ditto.
3324 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
3326 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
3327 introduced by the VTA branch merge.
3329 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
3332 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
3334 PR rtl-optimization/39779
3335 * expr.c (convert_modes): Return when mode == oldmode after
3336 CONST_INTs are processed.
3338 2009-09-10 Nick Clifton <nickc@redhat.com>
3340 * config/mep/mep.c (mep_encode_section_info): Copy weakness
3341 attribute and referring decl when creating renamed symbol.
3343 2009-09-10 Richard Guenther <rguenther@suse.de>
3346 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
3348 (cgraph_finalize_compilation_unit): Compute reachability
3349 before emitting thunks. Properly process aliases before
3350 possibly removing unreachable nodes.
3352 2009-09-10 Richard Guenther <rguenther@suse.de>
3355 * tree.c (struct free_lang_data_d): Add worklist member.
3356 (find_decls_types_r): Push onto the worklist instead of recursing.
3357 Handle TREE_BINFOs properly.
3358 (find_decls_types): New function wrapped around find_decls_types_r
3359 to process the worklist.
3360 (find_decls_types_in_eh_region): Use it.
3361 (find_decls_types_in_node): Likewise.
3362 (find_decls_types_in_var): Likewise.
3363 (free_lang_data_in_cgraph): Likewise. Free the worklist.
3364 * tree.h (RECORD_OR_UNION_TYPE_P): New.
3365 (AGGREGATE_TYPE_P): Adjust.
3367 2009-09-09 Jason Merrill <jason@redhat.com>
3369 * configure.ac: Check glibc version even if we have an in-tree
3372 2009-09-09 Anthony Green <green@moxielogic.com>
3374 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
3375 the constant 0 when appropriate.
3376 * config/moxie/constraints.md: Add constraint O.
3378 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
3379 to pass up to 6 32-bit argument values in registers.
3380 (moxie_function_arg): Ditto.
3381 (moxie_arg_partial_bytes): Ditto.
3382 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
3383 (REG_PARM_STACK_SPACE): Ditto.
3384 (FUNCTION_ARG_REGNO_P): Ditto.
3386 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
3387 instruction to allocate stack space.
3389 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
3391 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
3392 unnecessarily stringent constraints. Fix address
3393 calculation in the splitters.
3395 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
3397 PR rtl-optimization/39779
3398 * expr.c (convert_modes): Return when mode == oldmode after
3399 CONST_INTs are processed.
3401 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
3404 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
3405 (ix86_expand_prologue): Take frame.padding0 into logic of
3407 (ix86_expand_epilogue): Likewise.
3409 2009-09-09 Jakub Jelinek <jakub@redhat.com>
3411 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
3413 (SHLIB_LINK, SHLIB_INSTALL): Use them.
3414 * config/t-slibgcc-libgcc: New file.
3415 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
3417 2009-09-09 Martin Jambor <mjambor@suse.cz>
3419 PR tree-optimization/41089
3420 * tree-sra.c (find_var_candidates): Do not consider va_lists in
3423 2009-09-09 Richard Henderson <rth@redhat.com>
3425 * gimple.h (CASE_GIMPLE_OMP): New.
3426 (is_gimple_omp): Use it.
3427 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
3428 (verify_gimple_debug): Likewise.
3430 2009-09-09 Richard Guenther <rguenther@suse.de>
3432 PR tree-optimization/41101
3433 * tree-ssa-pre.c (maximal_set): Remove.
3434 (compute_antic_aux): Treat the maximal set as implicitly all ones.
3435 Defer all blocks we didn't visit at least one successor.
3436 (add_to_exp_gen): Do not add to the maximal set.
3437 (make_values_for_phi): Likewise.
3438 (compute_avail): Likewise.
3439 (init_pre): Do not allocate the maximal set.
3440 (execute_pre): Do not dump it.
3442 2009-09-09 Martin Jambor <mjambor@suse.cz>
3444 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
3445 an SSA_NAME rather than a is_gimple_variable.
3447 2009-09-09 Richard Guenther <rguenther@suse.de>
3450 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
3451 code dealing with plain pointer bases.
3452 (maybe_fold_offset_to_reference): Likewise.
3453 (maybe_fold_stmt_addition): Adjust.
3455 2009-09-09 Richard Guenther <rguenther@suse.de>
3457 * tree.c (free_lang_data_in_type): Do not free the type variant
3459 (free_lang_data): Merge char_type_node with its properly signed
3461 (pass_ipa_free): Collect after freeing language specific data.
3463 2009-09-09 Michael Matz <matz@suse.de>
3466 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
3467 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
3468 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
3471 2009-09-08 DJ Delorie <dj@redhat.com>
3473 * config/mep/mep.c (conversions[]): Add "ml" pattern.
3475 2009-09-04 Jason Merrill <jason@redhat.com>
3477 * tree.c (tree_find_value): Remove.
3478 * tree.h: Remove prototype.
3479 * varasm.c (assemble_external): Use value_member instead.
3481 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
3483 * toplev.c (process_options): Choose default debugging type when
3484 gtoggle enables debug info and type is unset.
3486 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
3490 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
3493 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
3495 * configure: Rebuilt with modified libtool.m4.
3497 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
3502 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
3504 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
3506 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
3507 (remove_statement): Likewise.
3508 (rewrite_use_nonlinear_expr): Adjust.
3509 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
3510 * tree-ssa.c (release_defs_bitset): ... this. New.
3511 * tree-flow.h (release_defs_bitset): Declare.
3513 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
3516 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
3517 in the middle block.
3519 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
3521 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
3522 via intptr_t to long type.
3523 (insert_operand_rank): Cast long type via intptr_t to
3525 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
3527 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
3528 from pointer to unsigned via uintptr_t.
3530 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
3531 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
3533 * configure: Regenerated.
3534 * config.in: Regenerated
3535 * system.h (stdint.h): Add include.
3536 (inttypes.h): Likewise.
3537 * Makefile.in (aclocal): Add config/stdint.m4.
3538 * aclocal.m4: Regenerated.
3540 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
3542 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
3544 (note_np_check_stores): New function.
3545 (harmless_null_pointer_p): New function.
3546 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
3547 changed. Take into account whether we're in the shadow of a condjump
3548 that tested NP_REG for NULL.
3549 Lose all code that tested for SEQUENCEs.
3550 (workaround_speculation): Avoid inserting NOPs for loads that are
3551 either always executed or a NULL pointer.
3553 2009-09-08 Jan Hubicka <jh@suse.cz>
3555 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
3556 * params.def (early-inlining-insns): Likewise.
3558 2009-09-08 Jakub Jelinek <jakub@redhat.com>
3560 PR rtl-optimization/41239
3561 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
3562 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
3564 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
3565 across calls, as the calls might not always return normally.
3566 (call_may_noreturn_p): New function.
3567 (deps_analyze_insn): Update last_function_call_may_noreturn list.
3568 (init_deps): Initialize it.
3569 (remove_from_deps): Also remove calls from
3570 last_function_call_may_noreturn list.
3572 2009-09-07 Richard Henderson <rth@redhat.com>
3574 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
3575 more VR->OPERANDS than LHS operands. Free LHS before returning.
3577 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
3579 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
3580 (attr "addrtype"): New member "spreg".
3581 Use it if mem_spfp_address_operand is true for the address.
3582 (attr "type"): New entry "stall".
3583 (cpu_unit "load"): New.
3584 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
3586 (insn_reservation "loadsp"): New.
3587 (insn_reservation "load_stall1"): New.
3588 (insn_reservation "load_stall3"): New.
3590 * config/bfin/predicates.md (const1_operand, const3_operand): New.
3591 (mem_p_address_operand): Exclude stack and frame pointer based
3593 (mem_spfp_address_operand): New; match them here.
3594 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
3595 (bfin_reorg): Call it if scheduling insns.
3596 (bfin_gen_bundles): Remove dummy insns created by
3597 add_sched_insns_for_speculation.
3599 From Jie Zhang <jie.zhang@analog.com>:
3600 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
3601 bfin_si_revision, bfin_workarounds): Move these ...
3602 * config/bfin/bfin.h: ... here.
3604 From Mike Frysinger <michael.frysinger@analog.com>
3605 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
3606 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
3607 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
3608 bf547m, bf548m, and bf549m.
3609 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
3610 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
3611 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
3612 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
3613 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
3614 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
3615 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
3616 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
3617 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
3618 bf542m, bf544m, bf547m, bf548m, and bf549m.
3620 From Jie Zhang <jie.zhang@analog.com>:
3621 * config/bfin/predicates.md (p_register_operand): New predicate.
3622 (dp_register_operand): New predicate.
3623 * config/bfin/bfin-protos.h (WA_05000074): Define.
3624 (ENABLE_WA_05000074): Define.
3625 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
3626 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
3627 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
3628 (define_attr addrtype): Allow load/store register to be P register.
3629 (define_attr storereg): New.
3630 (define_cpu_unit anomaly_05000074): New.
3631 (define_insn_reservation dsp32shiftimm): New.
3632 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
3633 (define_insn_reservation loadp): Cannot use slot2.
3634 (define_insn_reservation loadsp): Cannot use slot2.
3635 (define_insn_reservation storep): Cannot use slot2. Does not
3636 apply when working around 05000074.
3637 (define_insn_reservation storep_anomaly_05000074): New.
3638 (define_insn_reservation storei): Does not apply when working
3640 (define_insn_reservation storei_anomaly_05000074): New.
3641 (define_attr length): Add dsp32shiftimm case.
3642 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
3643 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
3644 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
3645 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
3646 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
3648 2009-09-07 Martin Jambor <mjambor@suse.cz>
3651 * tree-sra.c (create_artificial_child_access): Return NULL if
3652 build_ref_for_offset fails.
3653 (propagate_subacesses_accross_link): Allow build_ref_for_offset
3654 and create_artificial_child_access to fail.
3656 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
3659 * unwind-dw2.c (uw_init_context_1): Mark noinline.
3660 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
3661 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
3663 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
3665 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
3666 block, ensure it has an exit edge. Emit a barrier after a jump.
3668 2009-09-07 Nick Clifton <nickc@redhat.com>
3670 * gcc.c (this_is_linker_script): New variable. Like
3671 this_is_library_file but for the %T constructor.
3672 (end_going_arg): If this_is_linker_script is set then locate the
3673 script and insert a --script switch before it
3674 (do_spec_2): Initialise this_is_linker_script.
3675 (do_spec_1): Likewise. Handle %T construct.
3676 (eval_spec_function): Preserve this_is_linker_script.
3677 * doc/invoke.texi: Document %T construct in spec files.
3678 * config/m32c/m32c.h (LIB_SPEC): Use it.
3680 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3682 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
3683 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
3684 when volatile flag is set.
3685 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
3687 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
3690 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
3691 (combine_stack_adjustments_for_block): Allow insns between stack
3692 adjustments and stores with corresponding pre-(dec|inc)rement or
3693 pre-modify operation.
3695 2009-09-06 Jakub Jelinek <jakub@redhat.com>
3698 * combine-stack-adj.c (struct csa_memlist): Rename to...
3699 (struct csa_reflist): ... this. Rename mem field to ref.
3700 (free_csa_memlist): Rename to...
3701 (free_csa_reflist): ... this.
3702 (record_one_stack_memref): Rename to...
3703 (record_one_stack_ref): ... this. Handle also REG_P.
3704 (try_apply_stack_adjustment): Handle also REG_P.
3705 (struct record_stack_memrefs_data): Rename to...
3706 (struct record_stack_refs_data): ... this. Rename memlist field to
3708 (record_stack_memrefs): Rename to...
3709 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
3710 subexpressions instead of failing when a MEM contains SP references.
3711 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
3712 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
3714 2009-09-06 Richard Guenther <rguenther@suse.de>
3717 * tree.c (build_array_type): Do not record types marked
3718 with structural equality in the canonical type hashtable.
3720 2009-09-06 Richard Guenther <rguenther@suse.de>
3723 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
3725 2009-09-05 Richard Guenther <rguenther@suse.de>
3728 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
3730 2009-09-05 Richard Guenther <rguenther@suse.de>
3733 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
3735 2009-09-05 Richard Guenther <rguenther@suse.de>
3738 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
3739 before comparing function argument types.
3741 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3744 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
3747 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
3750 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
3752 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
3753 locators before emit_insn is called.
3755 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
3758 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
3759 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
3760 (reginfo_init): Don't call allocate_reg_info.
3762 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
3765 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
3766 NONDEBUG_INSN_P instead of INSN_P.
3768 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
3771 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
3773 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
3776 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
3777 pattern of the split.
3779 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
3781 * toplev.c (process_options): Move setter of flag_var_tracking
3782 before other tests that depend on it. Move down setter of
3783 flag_rename_registers. Don't enable var-tracking-assignments
3784 by default if selective scheduling is enabled. Warn if both
3787 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
3789 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
3790 comment. Use switch statement to catch overlaps between rtx
3791 and tree codes. Accept FUNCTION_DECLs in addition to those in...
3792 (IS_DECL_CODE): ... here. Remove.
3793 (check_value_is_not_decl): Remove.
3794 (dv_from_decl, dv_from_value): Check after conversion.
3796 2009-09-04 Richard Guenther <rguenther@suse.de>
3799 * (cgraph_finalize_compilation_unit): Move finalizing aliases
3800 after emitting tunks. Move emitting thunks and ctors from ...
3801 (cgraph_optimize): ... here. Remove redundant
3802 cgraph_analyze_functions.
3803 * varasm.c (find_decl_and_mark_needed): Remove no longer
3805 (finish_aliases_1): Adjust check for thunk aliases.
3807 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
3809 * config/arm/arm.md (ctzsi2): Added braces
3810 to avoid warning that broke booststrap.
3812 2009-09-04 Martin Jambor <mjambor@suse.cz>
3814 PR tree-optimization/41112
3815 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
3816 handle variable-bounded arrays.
3817 (expr_with_var_bounded_array_refs_p): New function.
3818 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
3820 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
3822 * config/s390/2097.md: Removed two incorrect bypasses.
3823 (z10_fsimpdf): Fixed latency.
3824 (z10_fhex): New insn_reservation.
3825 (z10_floaddf): Fixed latency.
3826 (z10_floadsf): Fixed latency.
3827 (z10_ftrunctf): Fixed latency.
3828 (z10_ftruncdf): Fixed latency.
3829 * config/s390/s390.c (z10_cost): Fixed values.
3830 (s390_adjust_priority): Added z10 path.
3831 * config/s390/s390.md (type): Added fhex.
3832 (*mov<mode>_64dfp): Updated type attribute.
3833 (*mov<mode>_64): Updated type attribute.
3834 (*mov<mode>_31): Updated type attribute.
3835 (*mov<mode>"): Likewise.
3836 * config/s390/2084.md (x_fsimpdf): Updated condition.
3838 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
3840 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
3841 RTXs in the predicate for operand 1.
3843 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
3845 * config/arm/arm.md (UNSPEC_RBIT): New constant.
3846 (rbitsi2): New insn.
3847 (ctzsi2): New expand.
3848 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
3850 2009-09-03 Martin Jambor <mjambor@suse.cz>
3852 * tree-sra.c (duplicate_expr_for_different_base): Removed.
3853 (create_artificial_child_access): Use build_ref_for_offset instead
3854 of duplicate_expr_for_different_base.
3855 (propagate_subacesses_accross_link): Likewise.
3857 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
3859 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
3861 (mips16e_collect_argument_saves): Skip debug instructions.
3862 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
3863 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
3864 (r10k_insert_cache_barriers): Likewise.
3865 (mips_reorg_process_insns): Likewise.
3867 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
3870 * ira.c (update_equiv_reg): Remove check on class likely spill.
3872 2009-09-03 Jakub Jelinek <jakub@redhat.com>
3875 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
3876 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
3880 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
3881 the stack slot if it is passed by invisible reference.
3882 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
3883 by invisible reference.
3885 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
3887 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
3888 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
3889 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
3891 * config/bfin/sync.md: New file.
3892 * config/bfin/bfin.md: Include it.
3893 (UNSPEC_ATOMIC): New.
3894 (UNSPEC_ONES): Provide a unique number.
3896 From Jie Zhang <jie.zhang@analog.com>:
3897 * config/bfin/bfin.c (ret_regs): New.
3898 (must_save_fp_p): Don't return true because of frame_pointer_needed.
3899 (must_save_rets_p): New.
3900 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
3901 current_function_is_leaf.
3902 (do_link): Likewise.
3903 (do_unlink): Likewise.
3904 (expand_interrupt_handler_prologue): Use ret_regs array.
3905 (expand_interrupt_handler_epilogue): Use ret_regs array and
3906 pass return register to gen_return_internal.
3907 (bfin_expand_epilogue): Pass return register to
3908 gen_return_internal.
3909 (bfin_expand_call): Explicitly clobber RETS.
3910 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
3911 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
3912 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
3913 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
3915 (return_internal): Take a reg rtx rather than the register number.
3917 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
3919 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
3920 when comparing against estimated_loop_iterations_int return.
3922 2009-09-03 Richard Guenther <rguenther@suse.de>
3924 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
3925 eh_personality_libfunc.
3927 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
3929 * tree-parloops.c (separate_decls_in_region): Add space.
3931 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
3933 * tree-parloops.c (separate_decls_in_region): Change the condition
3934 checking if there are reductions in the loop.
3936 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
3938 PR tree-optimization/38275
3939 * tree-parloops.c (parallelize_loops): Replace profitability condition
3940 for expected number of iterations.
3942 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
3944 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
3945 (bootstrap-debug): Explain conditions in which it becomes default.
3946 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
3949 2009-09-03 Namhyung Kim <namhyung@gmail.com>
3951 * doc/invoke.texi (Optimize Options): Move
3952 -finline-small-functions to the -O2 list.
3954 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
3956 * toplev.c (process_options): Enable var-tracking-assignments
3957 by default if var-tracking is enabled.
3959 2009-09-02 David Daney <ddaney@caviumnetworks.com>
3961 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
3963 * emit-rtl.c (prev_nonnote_insn_bb): New function.
3964 * rtl.h (prev_nonnote_insn_bb): Declare it.
3966 2009-09-03 Diego Novillo <dnovillo@google.com>
3968 * cgraph.c (cgraph_node_for_decl): New.
3969 * cgraph.h (cgraph_node_for_decl): Declare.
3970 * tree.c (host_integerp): Return 0 if T is NULL.
3972 2009-09-03 Diego Novillo <dnovillo@google.com>
3974 * tree.h (struct alias_pair): Move from varasm.c.
3975 (alias_pairs): Likewise.
3976 (TYPE_MAXVAL): Define.
3977 (TYPE_MINVAL): Define.
3978 (iterative_hash_host_wide_int): Declare.
3979 (remove_unreachable_alias_pairs): Declare.
3980 * tree-pass.h (pass_ipa_free_lang_data): Declare.
3981 * diagnostic.c (default_diagnostic_starter): Make extern.
3982 (default_diagnostic_finalizer): Make extern.
3983 * diagnostic.h (default_diagnostic_starter): Declare.
3984 (default_diagnostic_finalizer): Declare.
3985 (default_tree_printer): Declare.
3986 * toplev.c (default_tree_printer): Make extern.
3988 2009-09-03 Richard Guenther <rguenther@suse.de>
3989 Diego Novillo <dnovillo@google.com>
3991 * cgraph.c (cgraph_add_new_function): Remove gimplification.
3992 * cgraphunit.c (cgraph_expand_function): Do not emit
3993 associated thunks from here.
3994 (cgraph_emit_thunks): New.
3995 (cgraph_optimize): Call it.
3996 Return if any IPA pass finds an error.
3997 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
4000 2009-09-03 Simon Baldwin <simonb@google.com>
4001 Rafael Espindola <espindola@google.com>
4002 Richard Guenther <rguenther@suse.de>
4003 Doug Kwan <dougkwan@google.com>
4004 Diego Novillo <dnovillo@google.com>
4006 * tree.c: Include tree-pass.h, langhooks-def.h,
4007 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
4008 (free_lang_data_in_type): New.
4009 (need_assembler_name_p): New.
4010 (free_lang_data_in_block): New.
4011 (free_lang_data_in_decl): New.
4012 (struct free_lang_data_d): New.
4013 (add_tree_to_fld_list): New.
4014 (find_decls_types_r): New.
4015 (get_eh_types_for_runtime): New.
4016 (find_decls_types_in_eh_region): New.
4017 (find_decls_types_in_node): New.
4018 (find_decls_types_in_var): New.
4019 (free_lang_data_in_cgraph): New.
4020 (free_lang_data): New.
4021 (gate_free_lang_data): New.
4022 (pass_ipa_free_lang_data): New.
4024 2009-09-03 Diego Novillo <dnovillo@google.com>
4026 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
4027 * langhooks.h (struct lang_hooks): Add field free_lang_data.
4028 (lang_hooks): Remove const qualifier.
4029 * ipa.c (cgraph_remove_unreachable_nodes): Call
4030 remove_unreachable_alias_pairs.
4031 * except.c (add_type_for_runtime): Check if TYPE has
4032 already been converted.
4033 (lookup_type_for_runtime): Likewise.
4034 (check_handled): Handle converted types.
4035 * varasm.c (remove_unreachable_alias_pairs): New.
4036 * gimple.c: Include demangle.h.
4037 (gimple_decl_printable_name): New.
4038 (gimple_fold_obj_type_ref): New.
4039 * gimple.h (gimple_decl_printable_name): Declare.
4040 (gimple_fold_obj_type_ref): Declare.
4041 * passes.c (init_optimization_passes): Add pass
4042 pass_ipa_free_lang_data.
4043 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
4044 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
4046 2009-09-03 Diego Novillo <dnovillo@google.com>
4048 * c-lang.c (lang_hooks): Remove const qualifier.
4050 2009-09-02 Loren James Rittle <ljrittle@acm.org>
4052 * doc/install.texi (*-*-freebsd*): Update target information.
4054 2009-09-02 Anatoly Sokolov <aesok@post.ru>
4056 * hard-reg-set.h (call_fixed_regs): Remove.
4057 * reginfo.c (call_fixed_regs): Remove.
4058 (init_reg_sets_1): Remove initialization of call_fixed_regs.
4059 (globalize_reg): Don't use call_fixed_regs.
4060 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
4063 2009-09-01 Michael Matz <matz@suse.de>
4065 * expr.h (emit_storent_insn, expand_expr_real_1,
4066 expand_expr_real_2): Declare.
4067 * expr.c (emit_storent_insn, expand_expr_real_1,
4068 expand_expr_real_2): Export.
4069 (store_expr): Setting and evaluating dont_return_target is useless.
4070 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
4071 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
4072 * except.c (expand_resx_expr): Rename to ...
4073 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
4074 * except.h (expand_resx_stmt): Declare.
4075 * stmt.c: Add include gimple.h
4076 (expand_asm_expr): Rename to ...
4077 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
4078 (expand_case): Rewrite to take gimple statement.
4079 * tree.h (expand_asm_stmt): Declare.
4080 (expand_case): Change prototype.
4081 * Makefile.in (stmt.o): Depend on gimple.h.
4082 * builtins.c (expand_builtin_synchronize): Build gimple asm
4083 statement, not an ASM_EXPR.
4084 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
4085 gimple_to_tree, release_stmt_tree): Remove.
4086 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
4087 ggc_free, but hold comparison code and operands separately.
4088 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
4089 (expand_call_stmt, expand_gimple_stmt_1,
4090 expand_gimple_stmt): New helpers.
4091 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
4092 release_stmt_tree. Call expand_gimple_stmt instead.
4093 (expand_gimple_basic_block): Ditto.
4095 * calls.c (emit_call_1): Don't look at EH regions here, make
4096 fntree parameter useless.
4097 (expand_call): New local rettype for TREE_TYPE(exp), use it
4098 throughout. Remove local p, use addr instead.
4099 Don't look at EH regions here.
4101 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
4103 * doc/invoke.texi (-fsched-pressure): Document it.
4104 (-fsched-reg-pressure-heuristic): Remove it.
4106 * reload.c (ira.h): Include.
4107 (find_reloads): Add choosing reload on number of small spilled
4110 * haifa-sched.c (ira.h): Include.
4111 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
4112 saved_reg_pressure, curr_reg_live, saved_reg_live,
4113 region_ref_regs): New variables.
4114 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
4115 initiate_reg_pressure_info, setup_ref_regs,
4116 initiate_bb_reg_pressure_info, save_reg_pressure,
4117 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
4119 (setup_insn_reg_pressure_info): New function.
4120 (rank_for_schedule): Add pressure checking and insn issue time.
4121 Remove comparison of insn reg weights.
4122 (ready_sort): Set insn reg pressure info.
4123 (update_register_pressure, setup_insn_max_reg_pressure,
4124 update_reg_and_insn_max_reg_pressure,
4125 sched_setup_bb_reg_pressure_info): New functions.
4126 (schedule_insn): Add code for printing and updating reg pressure info.
4127 (find_set_reg_weight, find_insn_reg_weight): Remove.
4128 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
4129 (debug_ready_list): Print reg pressure info.
4130 (schedule_block): Ditto. Check insn issue time.
4131 (sched_init): Set up sched_pressure_p. Allocate and set up some
4132 reg pressure related info.
4133 (sched_finish): Free some reg pressure related info.
4134 (fix_tick_ready): Make insn always ready if pressure_p.
4135 (init_h_i_d): Don't call find_insn_reg_weight.
4136 (haifa_finish_h_i_d): Free insn reg pressure info.
4138 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
4139 ira_memory_move_cost, ira_class_hard_regs,
4140 ira_class_hard_regs_num, ira_no_alloc_regs,
4141 ira_available_class_regs, ira_reg_class_cover_size,
4142 ira_reg_class_cover, ira_class_translate): Move to ira.h.
4144 * ira-lives.c (single_reg_class): Check mode to find how many
4145 registers are necessary for operand.
4146 (ira_implicitly_set_insn_hard_regs): New.
4148 * common.opt (fsched-pressure): New options.
4149 (fsched-reg-pressure-heuristic): Remove.
4151 * ira.c (setup_eliminable_regset): Rename to
4152 ira_setup_eliminable_regset. Make it external.
4153 (expand_reg_info): Pass cover class to setup_reg_classes.
4154 (ira): Call resize_reg_info instead of allocate_reg_info.
4156 * sched-deps.c: Include ira.h.
4157 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
4158 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
4159 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
4160 mark_insn_hard_regno_birth, mark_insn_reg_birth,
4161 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
4162 mark_insn_reg_store, mark_insn_reg_clobber,
4163 setup_insn_reg_pressure_info): New.
4164 (sched_analyze_1): Update implicit_reg_pending_uses.
4165 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
4166 Use them to create dependencies. Set insn reg uses and pressure
4167 info. Process reg_pending_uses in one place.
4168 (free_deps): Free implicit sets.
4169 (remove_from_deps): Remove implicit sets if necessary. Check
4170 implicit sets when clearing reg_last_in_use.
4171 (init_deps_global): Clear implicit_reg_pending_clobbers and
4172 implicit_reg_pending_uses.
4174 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
4175 ira_memory_move_cost, ira_class_hard_regs,
4176 ira_class_hard_regs_num, ira_no_alloc_regs,
4177 ira_available_class_regs, ira_reg_class_cover_size,
4178 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
4179 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
4180 ira_implicitly_set_insn_hard_regs): New prototypes.
4182 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
4183 cost_elements_num): New variables.
4184 (allocno_costs, total_costs): Rename to costs and
4185 total_allocno_costs.
4186 (COSTS_OF_ALLOCNO): Rename to COSTS.
4187 (allocno_pref): Rename to pref.
4188 (allocno_pref_buffer): Rename to pref_buffer.
4189 (common_classes): Rename to regno_cover_class.
4191 (record_reg_classes): Set allocno attributes only if allocno_p.
4192 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
4193 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
4194 and COSTS_OF_ALLOCNO.
4195 (print_costs): Rename to print_allocno_costs.
4196 (print_pseudo_costs): New.
4197 (process_bb_node_for_costs): Split into 2 functions with new
4198 function process_bb_for_costs. Pass BB to process_bb_for_costs.
4199 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
4200 new parameter dump_file. Use cost_elements_num instead of
4201 ira_allocnos_num. Make one iteration if preferred classes were
4202 already calculated for scheduler. Make 2 versions of code
4203 depending on allocno_p.
4204 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
4205 regno_cover_class and COSTS instead of common_classes and
4207 (init_costs, finish_costs): New.
4208 (ira_costs): Set up allocno_p and cost_elements_num. Call
4209 init_costs and finish_costs.
4210 (ira_set_pseudo_classes): New.
4212 * rtl.h (allocate_reg_info): Remove.
4213 (resize_reg_info): Change return type.
4214 (reg_cover_class): New.
4215 (setup_reg_classes): Add new parameter.
4217 * sched-int.h (struct deps_reg): New member implicit_sets.
4218 (sched_pressure_p, sched_regno_cover_class): New external definitions.
4219 (INCREASE_BITS): New macro.
4220 (struct reg_pressure_data, struct reg_use_data): New.
4221 (struct _haifa_insn_data): Remove reg_weight. Add members
4222 reg_pressure, reg_use_list, reg_set_list, and
4223 reg_pressure_excess_cost_change.
4224 (struct deps): New member implicit_sets.
4225 (pressure_p): New variable.
4226 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
4227 (struct reg_pressure_data, struct reg_use_data): New.
4228 (INSN_REG_WEIGHT): Remove.
4229 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
4230 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
4231 (sched_init_region_reg_pressure_info,
4232 sched_setup_bb_reg_pressure_info): New prototypes.
4234 * reginfo.c (struct reg_pref): New member coverclass.
4235 (reg_cover_class): New function.
4236 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
4237 (reg_info_size): New variable.
4238 (allocate_reg_info): Make static. Setup reg_info_size.
4239 (resize_reg_info): Use reg_info_size. Return flag of resizing.
4240 (setup_reg_classes): Add a new parameter. Setup cover class too.
4242 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
4245 * sched-rgn.c (deps_join): Set up implicit_sets.
4246 (schedule_region): Set up region and basic blocks pressure
4249 * passes.c (init_optimization_passes): Move
4250 pass_subregs_of_mode_init before pass_sched.
4252 2009-09-02 Martin Jambor <mjambor@suse.cz>
4254 * tree-sra.c (struct access): New field grp_hint.
4255 (dump_access): Dump grp_hint.
4256 (sort_and_splice_var_accesses): Set grp_hint if a group is read
4258 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
4259 those which have been specifically read and somehow written to.
4260 (propagate_subacesses_accross_link): Set grp_hint of right child and
4261 also possibly of the left child.
4263 2009-09-02 Jakub Jelinek <jakub@redhat.com>
4265 * tree-object-size.c (addr_object_size): Always use object_size_type
4266 0 or 2 when determining the pointer pointed object size.
4268 2009-09-02 Richard Guenther <rguenther@suse.de>
4271 2009-08-31 Richard Guenther <rguenther@suse.de>
4273 * builtins.c (fold_builtin_memory_op): Use the alias oracle
4274 to query if the memory regions for memmove overlap.
4275 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
4276 asserts on pointers, instead deal with odd trees.
4277 (ptr_derefs_may_alias_p): Likewise.
4278 (refs_may_alias_p_1): Constructor bases also never alias.
4280 2009-08-01 Christian Bruel <christian.bruel@st.com>
4283 2009-07-31 Christian Bruel <christian.bruel@st.com>
4284 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
4286 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
4288 * doc/invoke.texi (-fvar-tracking-assignments): New.
4289 (-fvar-tracking-assignments-toggle): New.
4290 (-fdump-final-insns=file): Mark filename as optional.
4291 (--param min-nondebug-insn-uid): New.
4292 (-gdwarf-@{version}): Mention version 4.
4293 * opts.c (common_handle_option): Accept it.
4294 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
4295 * regrename.c (regrename_optimize): Drop last. Don't count debug
4296 insns as uses. Don't reject change because of debug insn.
4297 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
4298 from the chain starter, and check for inexact matches in DEBUG_INSNS.
4299 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
4300 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
4301 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
4302 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
4303 * doc/gimple.texi (is_gimple_debug): New.
4304 (gimple_debug_bind_p): New.
4305 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
4306 * doc/install.texi (bootstrap-debug): More details.
4307 (bootstrap-debug-big, bootstrap-debug-lean): Document.
4308 (bootstrap-debug-lib): More details.
4309 (bootstrap-debug-ckovw): Update.
4310 (bootstrap-time): New.
4311 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
4312 (insert_phi_nodes_for): Insert debug stmts.
4313 (rewrite_stmt): Take iterator. Insert debug stmts.
4314 (rewrite_enter_block): Adjust.
4315 (maybe_replace_use_in_debug_stmt): New.
4316 (rewrite_update_stmt): Use it.
4317 (mark_use_interesting): Return early for debug stmts.
4318 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
4319 stmts before replacing stmt.
4320 (move_computations_stmt): Likewise.
4321 * ira-conflicts.c (add_copies): Skip debug insns.
4322 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
4323 (regstat_bb_compute_ri): Skip debug insns.
4324 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
4325 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
4326 check_loop_closed_ssa_stmt): Skip debug stmts.
4327 * tree-tailcall.c (find_tail_calls): Likewise.
4328 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
4329 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
4330 (build_var_debug_value_stat): Declare.
4331 (build_var_debug_value): Define.
4332 (target_for_debug_bind): Declare.
4333 * reload.c (find_equiv_reg): Skip debug insns.
4334 * rtlanal.c (reg_used_between_p): Skip debug insns.
4335 (side_effects_p): Likewise.
4336 (canonicalize_condition): Likewise.
4337 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
4338 insns never depend on debug insns.
4339 (create_ddg_dep_no_link): Likewise.
4340 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
4341 Don't add inter-loop dependencies for debug insns.
4342 (build_intra_loop_deps): Likewise.
4343 (create_ddg): Count debug insns.
4344 * ddg.h (struct ddg::num_debug): New.
4345 (num_backargs): Pair up with previous int field.
4346 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
4347 -fcompare-debug-second.
4348 * final.c (get_attr_length_1): Skip debug insns.
4349 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
4350 * gcc.c (invoke_as): Call compare-debug-dump-opt.
4351 (driver_self_specs): Map -fdump-final-insns to
4352 -fdump-final-insns=..
4353 (get_local_tick): New.
4354 (compare_debug_dump_opt_spec_function): Test for . argument and
4355 compute output name. Compute temp output spec without flag name.
4356 Compute -frandom-seed.
4357 (OPT): Undef after use.
4358 * cfgloopanal.c (num_loop_insns): Skip debug insns.
4359 (average_num_loop_insns): Likewise.
4360 * params.h (MIN_NONDEBUG_INSN_UID): New.
4361 * gimple.def (GIMPLE_DEBUG): New.
4362 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
4363 * auto-inc-dec.c (merge_in_block): Skip debug insns.
4364 (merge_in_block): Fix whitespace.
4365 * toplev.c (flag_var_tracking): Update comment.
4366 (flag_var_tracking_assignments): New.
4367 (flag_var_tracking_assignments_toggle): New.
4368 (process_options): Don't open final insns dump file if we're not
4369 going to write to it. Compute defaults for var_tracking.
4370 * df-scan.c (df_insn_rescan_debug_internal): New.
4371 (df_uses_record): Handle debug insns.
4372 * haifa-sched.c (ready): Initialize n_debug.
4373 (contributes_to_priority): Skip debug insns.
4374 (dep_list_size): New.
4376 (rank_for_schedule): Likewise. Schedule debug insns as soon as
4377 they're ready. Disregard previous debug insns to make decisions.
4378 (queue_insn): Never queue debug insns.
4379 (ready_add, ready_remove_first, ready_remove): Count debug insns.
4380 (schedule_insn): Don't reject debug insns because of issue rate.
4381 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
4382 (queue_to_ready): Skip and discount debug insns.
4383 (choose_ready): Let debug insns through.
4384 (schedule_block): Check boundary debug insns. Discount debug
4385 insns, schedule them early. Adjust whitespace.
4386 (set_priorities): Check for boundary debug insns.
4387 (add_jump_dependencies): Use dep_list_size.
4388 (prev_non_location_insn): New.
4389 (check_cfg): Use it.
4390 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
4392 (remove_unused_ivs): Reset debug stmts.
4393 * modulo-sched.c (const_iteration_count): Skip debug insns.
4394 (res_MII): Discount debug insns.
4395 (loop_single_full_bb_p): Skip debug insns.
4396 (sms_schedule): Likewise.
4397 (sms_schedule_by_order): Likewise.
4398 (ps_has_conflicts): Likewise.
4399 * caller-save.c (refmarker_fn): New.
4400 (save_call_clobbered_regs): Replace regs with saved mem in
4402 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
4403 Call refmarker_fn mark for hardregnos.
4404 (mark_reg_as_referenced): New.
4405 (replace_reg_with_saved_mem): New.
4406 * ipa-pure-const.c (check_stmt): Skip debug stmts.
4407 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
4409 (cse_extended_basic_block): Skip debug insns.
4410 (count_reg_usage): Likewise.
4411 (is_dead_reg): New, split out of...
4412 (set_live_p): ... here.
4413 (insn_live_p): Use it for debug insns.
4414 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
4415 (execute_optimize_stdarg): Likewise.
4416 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
4417 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
4418 changes in debug stmts as changes.
4419 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
4420 (moveup_expr): Don't move across debug insns. Don't move
4421 debug insn if it would create a bookkeeping block.
4422 (moveup_expr_cached): Don't use cache for debug insns that
4423 are heads of blocks.
4424 (compute_av_set_inside_bb): Skip debug insns.
4425 (sel_rank_for_schedule): Schedule debug insns first. Remove
4427 (block_valid_for_bookkeeping_p); Support lax searches.
4428 (create_block_for_bookkeeping): Adjust block numbers when
4429 encountering debug-only blocks.
4430 (find_place_for_bookkeeping): Deal with debug-only blocks.
4431 (generate_bookkeeping_insn): Accept no place to insert.
4432 (remove_temp_moveop_nops): New argument full_tidying.
4433 (prepare_place_to_insert): Deal with debug insns.
4434 (advance_state_on_fence): Debug insns don't start cycles.
4435 (update_boundaries): Take fence as argument. Deal with
4437 (schedule_expr_on_boundary): No full_tidying on debug insns.
4438 (fill_insns): Deal with debug insns.
4439 (track_scheduled_insns_and_blocks): Don't count debug insns.
4440 (need_nop_to_preserve_insn_bb): New, split out of...
4441 (remove_insn_from_stream): ... this.
4442 (fur_orig_expr_not_found): Skip debug insns.
4443 * rtl.def (VALUE): Move up.
4445 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
4446 (nearest_common_dominator_of_uses): Take debug_stmts argument.
4447 Set it if debug stmts are found.
4448 (statement_sink_location): Skip debug stmts. Propagate
4449 moving defs into debug stmts.
4450 * ifcvt.c (first_active_insn): Skip debug insns.
4451 (last_active_insns): Likewise.
4452 (cond_exec_process_insns): Likewise.
4453 (noce_process_if_block): Likewise.
4454 (check_cond_move_block): Likewise.
4455 (cond_move_convert_if_block): Likewise.
4456 (block_jumps_and_fallthru_p): Likewise.
4457 (dead_or_predicable): Likewise.
4458 * dwarf2out.c (debug_str_hash_forced): New.
4459 (find_AT_string): Add comment.
4460 (gen_label_for_indirect_string): New.
4461 (get_debug_string_label): New.
4462 (AT_string_form): Use it.
4463 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
4464 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
4465 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
4466 several operations that cannot be represented with DWARF opcodes.
4467 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
4468 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
4469 (dwarf2out_var_location): Take during-call mark into account.
4470 (output_indirect_string): Update comment. Output if there are
4471 label and references.
4472 (prune_indirect_string): New.
4473 (prune_unused_types): Call it if debug_str_hash_forced.
4474 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
4475 (dw_long_long_const): Remove.
4476 (struct dw_val_struct): Change val_long_long type to rtx.
4477 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
4478 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
4479 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
4480 component instead of HOST_BITS_PER_LONG.
4481 (output_loc_operands): Likewise. For const8* assert
4482 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
4483 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
4484 rather than HOST_BITS_PER_LONG is >= 64.
4485 (add_AT_long_long): Remove val_hi and val_lo arguments, add
4487 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
4488 HOST_BITS_PER_LONG for dw_val_class_long_long.
4489 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
4490 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
4491 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
4493 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
4494 Handle DW_OP_implicit_value.
4495 (extract_int): Move prototype earlier.
4496 (mem_loc_descriptor): For SUBREG punt if inner
4497 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
4498 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
4499 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
4500 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
4501 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
4502 instead of Pmode size.
4503 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
4504 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
4505 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
4506 (concat_loc_descriptor, concatn_loc_descriptor,
4507 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
4508 (add_location_or_const_value_attribute): Likewise. For single
4509 location loc_lists attempt to use add_const_value_attribute
4510 for constant decls. Add DW_AT_const_value even if
4511 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
4513 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
4514 (control_flow_insn_p): Likewise.
4515 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
4516 (separate_decls_in_region_debug_bind): New.
4517 (separate_decls_in_region): Process debug bind stmts afterwards.
4518 * recog.c (verify_changes): Handle debug insns.
4519 (extract_insn): Likewise.
4520 (peephole2_optimize): Skip debug insns.
4521 * dse.c (scan_insn): Skip debug insns.
4522 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
4524 (setup_id_for_insn): Handle debug insns.
4525 (maybe_tidy_empty_bb): Adjust whitespace.
4526 (tidy_control_flow): Skip debug insns.
4527 (sel_remove_insn): Adjust for debug insns.
4528 (sel_estimate_number_of_insns): Skip debug insns.
4529 (create_insn_rtx_from_pattern): Handle debug insns.
4530 (create_copy_of_insn_rtx): Likewise.
4531 * sel-sched-.h (sel_bb_end): Declare.
4532 (sel_bb_empty_or_nop_p): New.
4533 (get_all_loop_exits): Use it.
4534 (_eligible_successor_edge_p): Likewise.
4535 (return_nop_to_pool): Adjust.
4536 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
4537 * ira-lives.c (process_bb_node_lives): Skip debug insns.
4538 * gimple-pretty-print.c (dump_gimple_debug): New.
4539 (dump_gimple_stmt): Use it.
4540 (dump_bb_header): Skip gimple debug stmts.
4541 * regmove.c (optimize_reg_copy_1): Discount debug insns.
4542 (fixup_match_2): Likewise.
4543 (regmove_backward_pass): Likewise. Simplify combined
4544 replacement. Handle debug insns.
4545 * function.c (instantiate_virtual_regs): Handle debug insns.
4546 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
4547 * print-rtl.h: Include cselib.h.
4548 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
4549 * df.h (df_inns_rescan_debug_internal): Declare.
4550 * gcse.c (alloc_hash_table): Estimate n_insns.
4551 (cprop_insn): Don't regard debug insns as changes.
4552 (bypass_conditional_jumps): Skip debug insns.
4553 (one_pre_gcse_pass): Adjust.
4554 (one_code_hoisting_pass): Likewise.
4555 (compute_ld_motion_mems): Skip debug insns.
4556 (one_cprop_pass): Adjust.
4557 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
4558 (if_convertible_stmt_p): Handle debug stmts.
4559 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
4560 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
4561 * ira-build.c (create_bb_allocnos): Skip debug insns.
4562 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
4563 (has_single_use): Likewise.
4564 (single_imm_use): Likewise.
4565 (num_imm_uses): Likewise.
4566 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
4567 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
4568 (create_outofssa_var_map): Likewise.
4569 * lower-subreg.c (adjust_decomposed_uses): New.
4570 (resolve_debug): New.
4571 (decompose_multiword_subregs): Use it.
4572 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
4573 * emit-rtl.c: Include params.h.
4574 (cur_debug_insn_uid): Define.
4575 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
4576 (copy_rtx_if_shared_1): Handle debug insns.
4577 (reset_used_flags): Likewise.
4578 (set_used_flags): LIkewise.
4579 (get_max_insn_count): New.
4580 (next_nondebug_insn): New.
4581 (prev_nondebug_insn): New.
4582 (make_debug_insn_raw): New.
4583 (emit_insn_before_noloc): Handle debug insns.
4584 (emit_jump_insn_before_noloc): Likewise.
4585 (emit_call_insn_before_noloc): Likewise.
4586 (emit_debug_insn_before_noloc): New.
4587 (emit_insn_after_noloc): Handle debug insns.
4588 (emit_jump_insn_after_noloc): Likewise.
4589 (emit_call_insn_after_noloc): Likewise.
4590 (emit_debug_insn_after_noloc): Likewise.
4591 (emit_insn_after): Take loc from earlier non-debug insn.
4592 (emit_jump_insn_after): Likewise.
4593 (emit_call_insn_after): Likewise.
4594 (emit_debug_insn_after_setloc): New.
4595 (emit_debug_insn_after): New.
4596 (emit_insn_before): Take loc from later non-debug insn.
4597 (emit_jump_insn_before): Likewise.
4598 (emit_call_insn_before): Likewise.
4599 (emit_debug_insn_before_setloc): New.
4600 (emit_debug_insn_before): New.
4601 (emit_insn): Handle debug insns.
4602 (emit_debug_insn): New.
4603 (emit_jump_insn): Handle debug insns.
4604 (emit_call_insn): Likewise.
4606 (init_emit): Take min-nondebug-insn-uid into account.
4607 Initialize cur_debug_insn_uid.
4608 (emit_copy_of_insn_after): Handle debug insns.
4609 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
4610 location of single rhs in place.
4611 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
4612 (floor_sdiv_adjust): New.
4613 (cell_sdiv_adjust): New.
4614 (cell_udiv_adjust): New.
4615 (round_sdiv_adjust): New.
4616 (round_udiv_adjust): New.
4617 (wrap_constant): Moved from cselib.
4618 (unwrap_constant): New.
4619 (expand_debug_expr): New.
4620 (expand_debug_locations): New.
4621 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
4623 (gimple_expand_cfg): Expand debug locations.
4624 * cselib.c: Include tree-pass.h.
4625 (struct expand_value_data): New.
4626 (cselib_record_sets_hook): New.
4627 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
4628 (cselib_clear_table): Move, and implemnet in terms of...
4629 (cselib_reset_table_with_next_value): ... this.
4630 (cselib_get_next_unknown_value): New.
4631 (discard_useless_locs): Don't discard preserved values.
4632 (cselib_preserve_value): New.
4633 (cselib_preserved_value_p): New.
4634 (cselib_preserve_definitely): New.
4635 (cselib_clear_preserve): New.
4636 (cselib_preserve_only_values): New.
4637 (new_cselib_val): Take rtx argument. Dump it in details.
4638 (cselib_lookup_mem): Adjust.
4639 (expand_loc): Take regs_active in struct. Adjust. Silence
4640 dumps unless details are requested.
4641 (cselib_expand_value_rtx_cb): New.
4642 (cselib_expand_value_rtx): Rename and reimplment in terms of...
4643 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
4644 without details. Copy more subregs. Try to resolve values
4645 using a callback. Wrap constants.
4646 (cselib_subst_to_values): Adjust.
4647 (cselib_log_lookup): New.
4648 (cselib_lookup): Call it.
4649 (cselib_invalidate_regno): Don't count preserved values as useless.
4650 (cselib_invalidate_mem): Likewise.
4651 (cselib_record_set): Likewise.
4652 (struct set): Renamed to cselib_set, moved to cselib.h.
4653 (cselib_record_sets): Adjust. Call hook.
4654 (cselib_process_insn): Reset table when it would be cleared.
4655 (dump_cselib_val): New.
4656 (dump_cselib_table): New.
4657 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
4658 (remove_forwarder_block): Support moving debug stmts.
4659 * cselib.h (cselib_record_sets_hook): Declare.
4660 (cselib_expand_callback): New type.
4661 (cselib_expand_value_rtx_cb): Declare.
4662 (cselib_reset_table_with_next_value): Declare.
4663 (cselib_get_next_unknown_value): Declare.
4664 (cselib_preserve_value): Declare.
4665 (cselib_preserved_value_p): Declare.
4666 (cselib_preserve_only_values): Declare.
4667 (dump_cselib_table): Declare.
4668 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
4669 (try_crossjump_to_edge): Likewise.
4670 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
4671 dominated blocks when debug stmts are present.
4672 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
4673 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
4674 (set_var_live_on_entry): Likewise.
4675 * loop-invariant.c (find_invariants_bb): Skip debug insns.
4676 * cfglayout.c (curr_location, last_location): Make static.
4677 (set_curr_insn_source_location): Don't avoid bouncing.
4678 (get_curr_insn_source_location): New.
4679 (get_curr_insn_block): New.
4680 (duplicate_insn_chain): Handle debug insns.
4681 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
4683 * common.opt (fcompare-debug): Move to sort order.
4684 (fdump-unnumbered-links): Likewise.
4685 (fvar-tracking-assignments): New.
4686 (fvar-tracking-assignments-toggle): New.
4687 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
4688 because of debug stmts.
4689 (mark_stmt_if_obviously_necessary): Mark debug stmts.
4690 (eliminate_unnecessary_stmts): Walk dominated blocks before
4692 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
4693 * ira.c (memref_used_between_p): Skip debug insns.
4694 (update_equiv_regs): Likewise.
4695 * sched-deps.c (sd_lists_size): Accept empty list.
4696 (sd_init_insn): Mark debug insns.
4697 (sd_finish_insn): Unmark them.
4698 (sd_add_dep): Reject non-debug deps on debug insns.
4699 (fixup_sched_groups): Give debug insns group treatment.
4701 (sched_analyze_reg): Don't mark debug insns for sched before call.
4702 (sched_analyze_2): Handle debug insns.
4703 (sched_analyze_insn): Compute next non-debug insn. Handle debug
4705 (deps_analyze_insn): Handle debug insns.
4706 (deps_start_bb): Skip debug insns.
4707 (init_deps): Initialize last_debug_insn.
4708 * tree-ssa.c (target_for_debug_bind): New.
4709 (find_released_ssa_name): New.
4710 (propagate_var_def_into_debug_stmts): New.
4711 (propagate_defs_into_debug_stmts): New.
4712 (verify_ssa): Skip debug bind stmts without values.
4713 (warn_uninialized_vars): Skip debug stmts.
4714 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
4715 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
4716 (rtx_equal_p): Likewise.
4717 * ira-costs.c (scan_one_insn): Skip debug insns.
4718 (process_bb_node_for_hard_reg_moves): Likewise.
4719 * rtl.h (DEBUG_INSN_P): New.
4720 (NONDEBUG_INSN_P): New.
4721 (MAY_HAVE_DEBUG_INSNS): New.
4722 (INSN_P): Accept debug insns.
4723 (RTX_FRAME_RELATED_P): Likewise.
4724 (INSN_DELETED_P): Likewise
4725 (PAT_VAR_LOCATION_DECL): New.
4726 (PAT_VAR_LOCATION_LOC): New.
4727 (PAT_VAR_OCATION_STATUS): New.
4728 (NOTE_VAR_LOCATION_DECL): Reimplement.
4729 (NOTE_VAR_LOCATION_LOC): Likewise.
4730 (NOTE_VAR_LOCATION_STATUS): Likewise.
4731 (INSN_VAR_LOCATION): New.
4732 (INSN_VAR_LOCATION_DECL): New.
4733 (INSN_VAR_LOCATION_LOC): New.
4734 (INSN_VAR_LOCATION_STATUS): New.
4735 (gen_rtx_UNKNOWN_VAR_LOC): New.
4736 (VAR_LOC_UNKNOWN_P): New.
4737 (NOTE_DURING_CALL_P): New.
4738 (SCHED_GROUP_P): Accept debug insns.
4739 (emit_debug_insn_before): Declare.
4740 (emit_debug_insn_before_noloc): Declare.
4741 (emit_debug_insn_beore_setloc): Declare.
4742 (emit_debug_insn_after): Declare.
4743 (emit_debug_insn_after_noloc): Declare.
4744 (emit_debug_insn_after_setloc): Declare.
4745 (emit_debug_insn): Declare.
4746 (make_debug_insn_raw): Declare.
4747 (prev_nondebug_insn): Declare.
4748 (next_nondebug_insn): Declare.
4749 (delegitimize_mem_from_attrs): Declare.
4750 (get_max_insn_count): Declare.
4751 (wrap_constant): Declare.
4752 (unwrap_constant): Declare.
4753 (get_curr_insn_source_location): Declare.
4754 (get_curr_insn_block): Declare.
4755 * tree-inline.c (insert_debug_decl_map): New.
4756 (processing_debug_stmt): New.
4757 (remap_decl): Don't create new mappings in debug stmts.
4758 (remap_gimple_op_r): Don't add references in debug stmts.
4759 (copy_tree_body_r): Likewise.
4760 (remap_gimple_stmt): Handle debug bind stmts.
4761 (copy_bb): Skip debug stmts.
4762 (copy_edges_for_bb): Likewise.
4763 (copy_debug_stmt): New.
4764 (copy_debug_stmts): New.
4765 (copy_body): Copy debug stmts at the end.
4766 (insert_init_debug_bind): New.
4767 (insert_init_stmt): Take id. Skip and emit debug stmts.
4768 (setup_one_parameter): Remap variable earlier, register debug mapping.
4769 (estimate_num_insns): Skip debug stmts.
4770 (expand_call_inline): Preserve debug_map.
4771 (optimize_inline_calls): Check for no debug_stmts left-overs.
4772 (unsave_expr_now): Preserve debug_map.
4773 (copy_gimple_seq_and_replace_locals): Likewise.
4774 (tree_function_versioning): Check for no debug_stmts left-overs.
4775 Init and destroy debug_map as needed. Split edges unconditionally.
4776 (build_duplicate_type): Init and destroy debug_map as needed.
4777 * tree-inline.h: Include gimple.h instead of pointer-set.h.
4778 (struct copy_body_data): Add debug_stmts and debug_map.
4779 * sched-int.h (struct ready_list): Add n_debug.
4780 (struct deps): Add last_debug_insn.
4781 (DEBUG_INSN_SCHED_P): New.
4782 (BOUNDARY_DEBUG_INSN_P): New.
4783 (SCHEDULE_DEBUG_INSN_P): New.
4784 (sd_iterator_cond): Accept empty list.
4785 * combine.c (create_log_links): Skip debug insns.
4786 (combine_instructions): Likewise.
4787 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
4788 return value is always unshared.
4789 (struct rtx_subst_pair): New.
4790 (auto_adjust_pair): New.
4791 (propagate_for_debug_subst): New.
4792 (propagate_for_debug): New.
4793 (try_combine): Skip debug insns. Propagate removed defs into
4795 (next_nonnote_nondebug_insn): New.
4796 (distribute_notes): Use it. Skip debug insns.
4797 (distribute_links): Skip debug insns.
4798 * tree-outof-ssa.c (set_location_for_edge): Likewise.
4799 * resource.c (mark_target_live_regs): Likewise.
4800 * var-tracking.c: Include cselib.h and target.h.
4801 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
4803 (micro_operation_type_name): New.
4804 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
4805 (struct micro_operation_def): Update comments.
4806 (decl_or_value): New type. Use instead of decls.
4807 (struct emit_note_data_def): Add vars.
4808 (struct attrs_def): Use decl_or_value.
4809 (struct variable_tracking_info_def): Add permp, flooded.
4810 (struct location_chain_def): Update comment.
4811 (struct variable_part_def): Use decl_or_value.
4812 (struct variable_def): Make var_part a variable length array.
4814 (scratch_regs): New.
4815 (cselib_hook_called): New.
4816 (dv_is_decl_p): New.
4817 (dv_is_value_p): New.
4820 (dv_as_opaque): New.
4821 (dv_onepart_p): New.
4823 (IS_DECL_CODE): New.
4824 (check_value_is_not_decl): New.
4825 (dv_from_decl): New.
4826 (dv_from_value): New.
4827 (dv_htab_hash): New.
4828 (variable_htab_hash): Use it.
4829 (variable_htab_eq): Support values.
4830 (variable_htab_free): Free from the right pool.
4831 (attrs_list_member, attrs_list_insert): Use decl_or_value.
4832 (attrs_list_union): Adjust.
4833 (attrs_list_mpdv_union): New.
4834 (tie_break_pointers): New.
4835 (canon_value_cmp): New.
4836 (unshare_variable): Return possibly-modified slot.
4837 (vars_copy_1): Adjust.
4838 (var_reg_decl_set): Adjust. Split out of...
4839 (var_reg_set): ... this.
4840 (get_init_value): Adjust.
4841 (var_reg_delete_and_set): Adjust.
4842 (var_reg_delete): Adjust.
4843 (var_regno_delete): Adjust.
4844 (var_mem_decl_set): Split out of...
4845 (var_mem_set): ... this.
4846 (var_mem_delete_and_set): Adjust.
4847 (var_mem_delete): Adjust.
4851 (variable_union): Adjust. Speed up merge of 1-part vars.
4852 (variable_canonicalize): Use unshared slot.
4853 (VALUED_RECURSED_INTO): New.
4854 (find_loc_in_1pdv): New.
4855 (struct dfset_merge): New.
4856 (insert_into_intersection): New.
4857 (intersect_loc_chains): New.
4859 (canonicalize_loc_order_check): New.
4860 (canonicalize_values_mark): New.
4861 (canonicalize_values_star): New.
4862 (variable_merge_over_cur): New.
4863 (variable_merge_over_src): New.
4864 (dataflow_set_merge): New.
4865 (dataflow_set_equiv_regs): New.
4866 (remove_duplicate_values): New.
4867 (struct dfset_post_merge): New.
4868 (variable_post_merge_new_vals): New.
4869 (variable_post_merge_perm_vals): New.
4870 (dataflow_post_merge_adjust): New.
4871 (find_mem_expr_in_1pdv): New.
4872 (dataflow_set_preserve_mem_locs): New.
4873 (dataflow_set_remove_mem_locs): New.
4874 (dataflow_set_clear_at_call): New.
4875 (onepart_variable_different_p): New.
4876 (variable_different_p): Use it.
4877 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
4878 (track_expr_p): Add need_rtl parameter. Don't generate rtl
4880 (track_loc_p): Pass it true.
4881 (struct count_use_info): New.
4882 (find_use_val): New.
4883 (replace_expr_with_values): New.
4885 (use_type): New, partially split out of...
4886 (count_uses): ... this. Count new micro-ops.
4887 (count_uses_1): Adjust.
4888 (count_stores): Adjust.
4889 (count_with_sets): New.
4890 (VAL_NEEDS_RESOLUTION): New.
4891 (VAL_HOLDS_TRACK_EXPR): New.
4892 (VAL_EXPR_IS_COPIED): New.
4893 (VAL_EXPR_IS_CLOBBERED): New.
4894 (add_uses): Adjust. Generate new micro-ops.
4895 (add_uses_1): Adjust.
4896 (add_stores): Generate new micro-ops.
4897 (add_with_sets): New.
4898 (find_src_status): Adjust.
4899 (find_src_set_src): Adjust.
4900 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
4901 Handle new micro-ops. Canonicalize value equivalances.
4902 (vt_find_locations): Compute total size of hash tables for
4903 dumping. Perform merge for var-tracking-assignments. Don't
4904 disregard single-block loops.
4905 (dump_attrs_list): Handle decl_or_value.
4906 (dump_variable): Take variable. Deal with decl_or_value.
4907 (dump_variable_slot): New.
4908 (dump_vars): Use it.
4909 (dump_dataflow_sets): Adjust.
4910 (set_slot_part): New, extended to support one-part variables
4911 after splitting out of...
4912 (set_variable_part): ... this.
4913 (clobber_slot_part): New, split out of...
4914 (clobber_variable_part): ... this.
4915 (delete_slot_part): New, split out of...
4916 (delete_variable_part): .... this.
4917 (check_wrap_constant): New.
4918 (vt_expand_loc_callback): New.
4919 (vt_expand_loc): New.
4920 (emit_note_insn_var_location): Adjust. Handle values. Handle
4921 EMIT_NOTE_AFTER_CALL_INSN.
4922 (emit_notes_for_differences_1): Adjust. Handle values.
4923 (emit_notes_for_differences_2): Likewise.
4924 (emit_notes_for_differences): Adjust.
4925 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
4926 Adjust. Handle new micro-ops.
4927 (vt_add_function_parameters): Adjust. Create and bind values.
4928 (vt_initialize): Adjust. Initialize scratch_regs and
4929 valvar_pool, flooded and perm.. Initialize and use cselib. Log
4930 operations. Move some code to count_with_sets and add_with_sets.
4931 (delete_debug_insns): New.
4932 (vt_debug_insns_local): New.
4933 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
4935 (var_tracking_main): If var-tracking-assignments is enabled
4936 but var-tracking isn't, delete debug insns and leave. Likewise
4937 if we exceed limits or fail the stack adjustments tests, and
4938 after all var-tracking processing.
4939 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
4940 (dataflow_set): Add traversed_vars.
4941 (value_chain, const_value_chain): New typedefs.
4942 (value_chain_pool, value_chains): New variables.
4943 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
4944 add_value_chains, add_cselib_value_chains, remove_value_chain,
4945 remove_value_chains, remove_cselib_value_chains): New functions.
4946 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
4947 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
4949 (shared_hash_find_slot_unshare, shared_hash_find_slot,
4950 shared_hash_find_slot_noinsert, shared_hash_find): Update.
4951 (dst_can_be_shared): New variable.
4952 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
4953 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
4954 different from set->vars, look up slot again instead of using the
4956 (dataflow_set_init): Initialize traversed_vars.
4957 (variable_union): Use shared_hash_*. Use initially NO_INSERT
4958 lookup if set->vars is shared. Don't keep slot cleared before
4959 calling unshare_variable. Unshare set->vars if needed. Adjust
4960 unshare_variable callers. Clear dst_can_be_shared if needed.
4961 Even ->refcount == 1 vars must be unshared if set->vars is shared
4962 and var needs to be modified.
4963 (dataflow_set_union): Set traversed_vars during canonicalization.
4964 (VALUE_CHANGED, DECL_CHANGED): Define.
4965 (set_dv_changed, dv_changed_p): New static inlines.
4966 (track_expr_p): Clear DECL_CHANGED.
4967 (dump_dataflow_sets): Set it.
4968 (variable_was_changed): Call set_dv_changed.
4969 (emit_note_insn_var_location): Likewise.
4970 (changed_variables_stack): New variable.
4971 (check_changed_vars_1, check_changed_vars_2): New functions.
4972 (emit_notes_for_changes): Do nothing if changed_variables is
4973 empty. Traverse changed_variables with check_changed_vars_1,
4974 call check_changed_vars_2 on each changed_variables_stack entry.
4975 (emit_notes_in_bb): Add SET argument. Just clear it at the
4976 beginning, use it instead of local &set, don't destroy it at the end.
4977 (vt_emit_notes): Call dataflow_set_clear early on all
4978 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
4979 computed set, dataflow_set_clear also VTI(bb)->in when we are
4980 done with the basic block. Initialize changed_variables_stack,
4981 free it afterwards. If ENABLE_CHECKING verify that after noting
4982 differences to an empty set value_chains hash table is empty.
4983 (vt_initialize): Initialize value_chains and value_chain_pool.
4984 (vt_finalize): Delete value_chains htab, free value_chain_pool.
4985 (variable_tracking_main): Call dump_dataflow_sets before calling
4986 vt_emit_notes, not after it.
4987 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
4988 (propagate_var_def_into_debug_stmts): Declare.
4989 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
4990 (df_set_note): Reject debug insns.
4991 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
4992 add notes to debug insns.
4993 (df_note_bb_compute): Adjust. Likewise.
4994 (df_simulate_uses): Skip debug insns.
4995 (df_simulate_initialize_backwards): Likewise.
4996 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
4997 (subst_stack_regs_pat): Reject debug insns.
4998 (convert_regs_1): Handle debug insns.
4999 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
5000 (print-rtl.o): Depend on cselib.h.
5001 (cselib.o): Depend on TREE_PASS_H.
5002 (var-tracking.o): Depend on cselib.h and TARGET_H.
5003 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
5004 (init_ready_list): Skip boundary debug insns.
5005 (add_branch_dependences): Skip debug insns.
5006 (free_block_dependencies): Check for blocks with only debug insns.
5007 (compute_priorities): Likewise.
5008 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
5009 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
5011 (gimple_build_debug_bind_stat): New.
5012 (empty_body_p): Skip debug stmts.
5013 (gimple_has_side_effects): Likewise.
5014 (gimple_rhs_has_side_effects): Likewise.
5015 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
5016 (gimple_build_debug_bind_stat): Declare.
5017 (gimple_build_debug_bind): Define.
5018 (is_gimple_debug): New.
5019 (gimple_debug_bind_p): New.
5020 (gimple_debug_bind_get_var): New.
5021 (gimple_debug_bind_get_value): New.
5022 (gimple_debug_bind_get_value_ptr): New.
5023 (gimple_debug_bind_set_var): New.
5024 (gimple_debug_bind_set_value): New.
5025 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
5026 (gimple_debug_bind_reset_value): New.
5027 (gimple_debug_bind_has_value_p): New.
5028 (gsi_next_nondebug): New.
5029 (gsi_prev_nondebug): New.
5030 (gsi_start_nondebug_bb): New.
5031 (gsi_last_nondebug_bb): New.
5032 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
5033 (print_insn): Handle DEBUG_INSN.
5034 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
5035 of first insn prevail.
5036 (first_stmt): Skip debug stmts.
5037 (first_non_label_stmt): Likewise.
5038 (last_stmt): Likewise.
5039 (has_zero_uses_1): New.
5040 (single_imm_use_1): New.
5041 (verify_gimple_debug): New.
5042 (verify_types_in_gimple_stmt): Handle debug stmts.
5043 (verify_stmt): Likewise.
5044 (debug_loop_num): Skip debug stmts.
5045 (remove_edge_and_dominated_blocks): Remove dominators last.
5046 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
5047 (linearize_expr): Likewise.
5048 * config/i386/i386.c (ix86_delegitimize_address): Call
5049 default implementation.
5050 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
5051 (group_barrier_needed): Skip debug insns.
5052 (emit_insn_group_barriers): Likewise.
5053 (emit_all_insn_group_barriers): Likewise.
5054 (ia64_variable_issue): Handle debug insns.
5055 (ia64_dfa_new_cycle): Likewise.
5056 (final_emit_insn_group_barriers): Skip debug insns.
5057 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
5058 def cfa without frame.
5059 (process_set): Likewise.
5060 (process_for_unwind_directive): Pass frame on.
5061 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
5062 (rs6000_delegitimize_address): New.
5063 (rs6000_debug_adjust_cost): Handle debug insns.
5064 (is_microcoded_insn): Likewise.
5065 (is_cracked_insn): Likewise.
5066 (is_nonpipeline_insn): Likewise.
5067 (insn_must_be_first_in_group): Likewise.
5068 (insn_must_be_last_in_group): Likewise.
5069 (force_new_group): Likewise.
5070 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
5071 contains only debug insns.
5072 (rtl_merge_blocks): Skip debug insns.
5073 (purge_dead_edges): Likewise.
5074 (rtl_block_ends_with_call_p): Skip debug insns.
5075 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
5076 (mark_reg_dependencies): Skip debug insns.
5077 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
5078 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
5079 * tree-ssa-threadedge.c
5080 (record_temporary_equivalences_from_stmts): Skip debug stmts.
5081 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
5082 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
5083 (copyprop_hardreg_forward_1): Handle debug insns.
5084 * reload1.c (reload): Skip debug insns. Replace unassigned
5085 pseudos in debug insns with their equivalences.
5086 (eliminate_regs_in_insn): Skip debug insns.
5087 (emit_input_reload_insns): Skip debug insns at first, adjust
5089 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
5090 (get_indirect_ref_operands): Pass opf_no_vops on.
5091 (get_expr_operands): Likewise. Skip debug stmts.
5092 (parse_ssa_operands): Scan debug insns with opf_no_vops.
5094 2009-09-01 Richard Henderson <rth@redhat.com>
5096 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
5097 stmt_ends_pp_p statements at least once.
5098 * tree-vrp.c (vrp_initialize): Likewise.
5099 (vrp_visit_stmt): Be prepared for non-interesting stmts.
5101 2009-09-01 Dodji Seketeli <dodji@redhat.com>
5104 Fix AIX bootstrap after PR debug/30161
5105 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
5106 that is a GNU extension.
5107 (tmpl_value_parm_die_table): Move the definition of this global
5108 outside #ifdef DWARF2_DEBUGGING_INFO region.
5110 2009-09-01 Richard Guenther <rguenther@suse.de>
5112 * tree.c (tree_expr_size): New function.
5113 * tree.h (tree_expr_size): Declare.
5114 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
5115 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
5116 * langhooks.c (lhd_expr_size): Remove.
5117 * langhooks.h (struct lang_hooks): Remove expr_size.
5118 * explow.c (expr_size): Use tree_expr_size.
5119 (int_expr_size): Likewise.
5120 * langhooks-def.h (lhd_expr_size): Remove.
5121 (LANG_HOOKS_EXPR_SIZE): Likewise.
5122 (LANG_HOOKS_INITIALIZER): Adjust.
5124 2009-09-01 Richard Guenther <rguenther@suse.de>
5126 * tree-flow.h (mark_addressable): Move declaration ...
5127 * tree.h (mark_addressable): ... here.
5128 * stmt.c (expand_asm_operands): Use mark_addressable, not
5129 lang_hooks.mark_addressable.
5130 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
5131 LANG_HOOKS_MARK_ADDRESSABLE.
5132 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
5133 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
5135 2009-08-31 Chris Demetriou <cgd@google.com>
5137 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
5138 vectorize if not TARGET_SSE2.
5140 2009-08-31 DJ Delorie <dj@redhat.com>
5142 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
5143 registers if no coprocessor is enabled.
5145 2009-08-31 Dodji Seketeli <dodji@redhat.com>
5148 * cgraph.h (cgraph_get_node): Declare ...
5149 * cgraph.c (cgraph_get_node): ... new function.
5150 * dwarf2out.c (gen_generic_params_dies,
5151 generic_parameter_die, tree_add_const_value_attribute_for_decl,
5152 make_ith_pack_parameter_name,
5153 append_entry_to_tmpl_value_parm_die_table,
5154 gen_remaining_tmpl_value_param_die_attribute): New functions.
5155 (gen_subprogram_die): Generate debug info for template parameters
5156 if debug info level is higher than DINFO_LEVEL_TERSE.
5157 Use tree_add_const_value_attribute_for_decl instead of
5158 tree_add_const_value_attribute.
5159 (gen_const_die): Use tree_add_const_value_attribute_for_decl
5160 instead of tree_add_const_value_attribute.
5161 (gen_struct_or_union_type_die): Generate debug
5162 info for template parameters if debug info level is higher than
5164 (tree_add_const_value_attribute): Handle integral and pointer
5165 constants. Update comment.
5166 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
5167 (dwarf_attr_name): Support DW_AT_GNU_template_name.
5168 (reference_to_unused): Fix thinko. Remove redundant predicates from
5170 (tree_add_const_value_attribute): Make this work for constant
5172 tree_add_const_value_attribute_for_decl is to be used for variable
5174 (add_location_or_const_value_attribute): Use
5175 tree_add_const_value_attribute_for_decl now.
5176 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
5177 DW_TAG_template_value_param DIEs after function DIEs have been
5179 * langhooks.h (lang_hooks_for_types): Add
5180 get_argument_pack_elems.
5181 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
5182 (lang_hooks): Added get_innermost_generic_parms,
5183 get_innermost_generic_args.
5184 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
5185 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
5186 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
5187 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
5189 2009-08-31 DJ Delorie <dj@redhat.com>
5191 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
5192 it once we start generating the prologue or epilogue.
5193 (mep_call_saves_register): If the frame is locked, re-use
5195 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
5196 (mep_expand_prologue): Call it.
5197 (mep_expand_epilogue): Likewise.
5198 (mep_start_function): Use the same logic as mep_expand_prologue.
5199 (mep_pass_by_reference): Make logic more readable.
5200 (mep_return_in_memory): Zero-sized objects are passed in memory.
5201 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
5203 2009-08-31 Richard Guenther <rguenther@suse.de>
5205 * builtins.c (fold_builtin_memory_op): Use the alias oracle
5206 to query if the memory regions for memmove overlap.
5207 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
5208 asserts on pointers, instead deal with odd trees.
5209 (ptr_derefs_may_alias_p): Likewise.
5210 (refs_may_alias_p_1): Constructor bases also never alias.
5212 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
5214 * doc/install.texi (Final install): Adjust reference on where to
5215 order printed manuals.
5217 2009-08-30 Olivier Hainque <hainque@adacore.com>
5219 * dwarf2out.c (switch_to_frame_table_section): Move
5220 definition prior to first use.
5222 2009-08-30 Richard Guenther <rguenther@suse.de>
5224 PR tree-optimization/41186
5225 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
5226 (ao_ref_init_from_ptr_and_size): New function.
5227 (ref_maybe_used_by_call_p_1): Be more precise tracking
5228 used ranges for builtin functions.
5229 (ref_maybe_used_by_call_p): Adjust.
5230 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
5231 ranges for builtin functions.
5232 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
5234 2009-08-30 Alan Modra <amodra@bigpond.net.au>
5237 * fwprop.c (get_reg_use_in): Delete.
5238 (free_load_extend): New function.
5239 (forward_propagate_subreg): Use it.
5241 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
5243 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
5245 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
5248 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
5251 2009-08-29 Douglas B Rupp <rupp@gnat.com>
5253 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
5254 fini or fini_array section.
5256 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5258 * graphite-dependences.c (graphite_legal_transform_bb): Call
5259 pbb_remove_duplicate_pdrs.
5260 * graphite-poly.c (can_collapse_pdr): Removed.
5261 (pdr_find_duplicate): Removed.
5262 (can_collapse_pdrs): New.
5263 (pbb_remove_duplicate_pdrs): New.
5264 (new_poly_dr): Do not look for duplicates.
5265 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
5266 (PBB_PDR_DUPLICATES_REMOVED): New.
5267 (pbb_remove_duplicate_pdrs): Declared.
5269 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5271 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
5272 the strides by multiplying by PDR_NB_REFS.
5273 * graphite-poly.c (can_collapse_pdr): New.
5274 (pdr_find_duplicate): New.
5275 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
5276 Initialize PDR_NB_REFS.
5277 * graphite-poly.h (struct poly_dr): Add field nb_refs.
5279 (new_poly_dr): Number of subscripts is a graphite_dim_t.
5281 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5284 * graphite-poly.c (apply_poly_transforms): Remove legality test before
5287 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5289 * graphite-dependences.c (pddr_original_scattering): Return NULL
5290 for read-read dependence relations.
5291 * graphite-poly.h (enum poly_dr_type): Fix comment.
5294 (pdr_may_write_p): New.
5296 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5298 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
5299 (struct poly_dr): Same.
5300 (new_poly_dr): Same.
5301 * graphite-poly.c (new_poly_dr): Same.
5302 * graphite-dependences.c (dot_deps): Disable call to system.
5304 2009-08-28 Cary Coutant <ccoutant@google.com>
5307 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
5308 struct/union/enum types local to a function.
5310 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
5311 Sebastian Pop <sebastian.pop@amd.com>
5313 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
5314 pbb_strip_mine_time_depth. Changed the implementation so that
5315 transformation is expressed as a transformation on
5316 time (scatttering) dimensions. Also, ensures that the 2d+1
5317 scheduling format is preserved.
5318 (pbb_strip_mine_profitable_p): Profitability is based on the
5319 iteration number of a given time (scattering) dimension,
5320 and not on a original loop depth dimension.
5321 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
5322 (pbb_do_strip_mine): Call psct_dynamic_dim.
5323 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
5324 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
5325 (pbb_nb_dynamic_scattering_transform): New.
5326 (psct_dynamic_dim): New.
5328 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
5330 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
5331 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
5332 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
5333 * graphite-interchange.c (build_linearized_memory_access): Same.
5334 (memory_stride_in_loop): Same.
5336 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5338 * graphite-dependences.c (pddr_original_scattering): New.
5339 (graphite_legal_transform_dr): Call pddr_original_scattering.
5342 * graphite-dependences.h (dot_deps): Declared.
5343 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
5344 (print_pdr): Print PDR_ID.
5345 * graphite-poly.h (struct poly_dr): Add field id.
5348 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
5350 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5352 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
5353 not delete the original dependence relation.
5355 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5357 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
5358 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
5359 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
5360 (free_poly_ddr): New.
5361 (pddr_is_empty): New.
5362 (dependence_polyhedron_1): Now returns a poly_ddr_p.
5363 (dependence_polyhedron): Same. Remove useless gcc_assert.
5365 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
5366 (graphite_carried_dependence_level_k): Call pddr_is_empty.
5367 * graphite-dependences.h (enum poly_dependence_kind): New.
5368 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
5369 (PDRP_SOURCE): Renamed PDDR_SOURCE.
5370 (PDRP_SINK): Renamed PDDR_SINK.
5371 (PDRP_DDP): Renamed PDDR_DDP.
5373 (free_poly_ddr): Declared.
5374 * graphite-poly.c (new_scop): Use the new hash function names.
5375 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
5376 into original_pddrs.
5377 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
5379 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5381 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
5382 bounds with LT_EXPR to make niter analysis more precise on code
5383 generated by Graphite.
5385 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5387 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
5388 (graphite_legal_transform_bb): Same.
5389 (poly_drs_may_alias_p): Same.
5391 2009-08-28 Richard Guenther <rguenther@suse.de>
5393 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
5395 2009-08-28 Jan Beulich <jbeulich@novell.com>
5397 * config/i386/netware.c: Include langhooks.h.
5398 (i386_nlm_encode_section_info): Simplify.
5399 (netware_override_options): Delete.
5400 * config/i386/netware.h (netware_override_options): Delete
5402 (OVERRIDE_OPTIONS): Delete definition.
5403 (SUBTARGET_OVERRIDE_OPTIONS): Define.
5404 (ASM_COMMENT_START): Define.
5405 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
5407 2009-08-28 Jan Beulich <jbeulich@novell.com>
5409 * configure.ac: For in-tree ld, do a plain version check to
5410 determine whether comdat groups are supported.
5411 * configure: Regenerate.
5413 2009-08-28 Olivier Hainque <hainque@adacore.com>
5415 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
5416 always defined. Reflect definition or absence of such for
5417 COLLECT_EXPORT_LIST. Readability helper.
5418 (scanfilter): New enum, to help control what symbols
5419 are to be considered or ignored by scan_prog_file.
5420 (enum pass): Rename as "scanpass", moved together with scanfilter
5421 prior to scan_prog_file's prototype.
5422 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
5423 Group prototype with the scanpass/scanfilter definitions, factorize
5424 head comments for the several implementations at the prototype.
5425 (main): Reorganize the first pass link control to let AIX
5426 drag only the needed frame tables in executables. Prevent
5427 frame tables collection during the scan aimed at static ctors.
5428 Pre-link and scan for frame tables later to compensate.
5429 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
5430 A C statement to issue assembly directives that create a reference
5431 to the given DWARF table identifier label from the current function
5433 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
5434 to differentiate first time section entry. Only emit a .data
5435 tables start identifier label the first time around.
5436 (switch_to_frame_table_section): New function. Helper for
5437 output_call_frame_info to switch possibly BACK into the eh_frame
5438 or the debug_frame section depending on FOR_EH.
5439 (output_call_frame_info): Use helper to first enter the proper
5441 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
5442 emit a link to the frame table start label from each function
5444 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
5445 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
5446 * config/rs6000/rs6000-protos.h: Declare it.
5447 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
5449 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
5451 * config/sh/sh.c (split_branches): Check the result of
5454 2009-08-27 Steve Ellcey <sje@cup.hp.com>
5456 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
5457 using -pthread -fopenmp
5459 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
5461 * doc/service.texi (service directory): Update URL.
5463 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
5465 PR rtl-optimization/40861
5466 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
5467 extract word from a multi-word subreg for negative byte positions.
5469 2009-08-27 Tristan Gingold <gingold@adacore.com>
5470 Douglas B Rupp <rupp@gnat.com>
5472 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
5473 (SECTION_VMS_OVERLAY): Define.
5474 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
5476 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
5478 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
5479 common_object declarations.
5480 (ia64_section_type_flags): Set section flag for common_object.
5481 * config/ia64/ia64-protos.h
5482 (ia64_vms_output_aligned_decl_common): Declare.
5483 (ia64_vms_elf_asm_named_section): Declare.
5485 2009-08-27 Michael Matz <matz@suse.de>
5487 * expr.c (expand_expr_real_2): New function taking exploded
5488 unary or binary expression, split out from ...
5489 (expand_expr_real_1): ... here. Move over all unary/binary
5490 switch parts to above function, in particular these codes:
5491 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
5492 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
5493 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
5494 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
5495 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
5496 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
5497 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
5498 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
5499 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
5500 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
5501 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
5502 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
5503 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
5504 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
5505 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
5506 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
5507 VEC_PACK_FIX_TRUNC_EXPR.
5508 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
5511 2009-08-27 Richard Guenther <rguenther@suse.de>
5513 * gengtype.c (main): Handle uint64_t.
5514 * ipa-utils.c (get_base_var): Indent properly.
5515 * tree-ssa-live.c (debug_scope_block): New function.
5516 * tree-flow.h (debug_scope_block): Declare.
5517 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
5518 * basic-block.h (enum profile_status): Rename to
5519 enum profile_status_d.
5520 (x_profile_status): Adjust type.
5522 2009-08-27 Dodji Seketeli <dodji@redhat.com>
5525 * dwarf2out.c (get_context_die): Declare this static function.
5526 (gen_type_die_with_usage): Make sure a DIE is a generated for
5527 the context of a typedef.
5529 2009-08-26 Anatoly Sokolov <aesok@post.ru>
5531 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
5534 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
5536 * config/mips/mips-protos.h (mips_output_sync): Declare.
5537 (mips_sync_loop_insns): Likewise.
5538 (mips_output_sync_loop): Replace first two parameters with an rtx.
5539 * config/mips/mips.c (mips_multi_member): New structure.
5540 (mips_multi_members): New variable.
5541 (mips_multi_start): New function.
5542 (mips_multi_add): Likewise.
5543 (mips_multi_add_insn): Likewise.
5544 (mips_multi_add_label): Likewise.
5545 (mips_multi_last_index): Likewise.
5546 (mips_multi_copy_insn): Likewise.
5547 (mips_multi_set_operand): Likewise.
5548 (mips_multi_write): Likewise.
5549 (mips_print_operand_punctuation): Remove '%|' and '%-'.
5550 (mips_init_print_operand_punct): Update accordingly.
5551 (mips_start_ll_sc_sync_block): New function.
5552 (mips_end_ll_sc_sync_block): Likewise.
5553 (mips_output_sync): Likewise.
5554 (mips_sync_insn1_template): Likewise.
5555 (mips_sync_insn2_template): Likewise.
5556 (mips_get_sync_operand): Likewise.
5557 (mips_process_sync_loop): Likewise.
5558 (mips_output_sync_loop): Use mips_process_sync_loop.
5559 (mips_sync_loop_insns): New function.
5560 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
5561 (MIPS_COMPARE_AND_SWAP_12): Likewise.
5562 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
5563 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
5564 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
5565 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
5566 (MIPS_SYNC_OLD_OP_12): Likewise.
5567 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
5568 (MIPS_SYNC_NEW_OP_12): Likewise.
5569 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
5570 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
5571 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
5572 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
5573 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
5574 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
5575 * config/mips/mips.md (sync_mem): New attribute.
5576 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
5577 (sync_exclusive_mask, sync_required_oldval): Likewise.
5578 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
5579 (sync_release_barrier): Likewise.
5580 (length): Handle sync loops.
5581 (sync): Use mips_output_sync.
5582 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
5583 (sync_compare_and_swap<mode>): Set the new sync_* attributes
5584 and use mips_output_sync_loop.
5585 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
5586 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
5587 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
5588 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
5589 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
5590 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
5591 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
5592 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
5593 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
5595 2009-08-26 Richard Guenther <rguenther@suse.de>
5598 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
5599 the types to not match.
5600 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
5602 * tree-ssa.c (useless_type_conversion_p): Conversions to
5603 pointers to unprototyped functions are useless.
5605 2009-08-26 Richard Guenther <rguenther@suse.de>
5607 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
5608 whole-program condition, prepare to be called for non-globals.
5609 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
5610 params build a representative with known type and track its fields.
5612 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
5614 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
5615 clearing by a taken branch.
5616 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
5617 effectively after bbro pass.
5618 (sync_nand<mode>): Ditto.
5619 (sync_old_<fetchop_name><mode>): Ditto.
5620 (sync_old_nand<mode>): Ditto.
5621 (sync_new_<fetchop_name><mode>): Dito.
5622 (sync_new_nand<mode>): Ditto.
5623 (sync_compare_and_swap<mode>_1): Ditto.
5624 (*sync_compare_and_swap<mode>): Ditto.
5625 (sync_lock_test_and_set<mode>_1): Ditto.
5626 ("sync_lock_test_and_set<mode>): Ditto.
5628 2009-08-25 Douglas B Rupp <rupp@gnat.com>
5630 * hwint.h (HOST_LONG_FORMAT): New macro
5631 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
5632 Use HOST_PTR_PRINTF.
5633 * system.h (HOST_PTR_PRINTF): Resurrect old macro
5634 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
5635 (HOST_PTR_PRINTF): Document.
5637 2009-08-25 Jan Hubicka <jh@suse.cz>
5639 * config/i386/bmmintrin.h: Replace by #error.
5642 Michael Meissner <michael.meissner@amd.com>
5643 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5644 Tony Linthicum <tony.linthicum@amd.com>
5646 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
5647 (TARGET_ROUND): New macro for the round/ptest instructions which
5648 are shared between SSE4.1 and SSE5.
5649 (OPTION_MASK_ISA_ROUND): Ditto.
5650 (OPTION_ISA_ROUND): Ditto.
5651 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
5652 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
5654 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
5655 (-mfused-madd): New switch to give users control over whether the
5656 compiler optimizes to use the multiply/add SSE5 instructions.
5658 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
5659 (ix86_handle_option): Turn off 3dnow if -msse5.
5660 (override_options): Add SSE5 support.
5661 (print_operand): %Y prints comparison codes for SSE5 com/pcom
5663 (ix86_expand_sse_movcc): Add SSE5 support.
5664 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
5665 vector type to the next largest size.
5666 (ix86_expand_sse5_pack): New function to use pperm to pack a
5667 vector type to the next smallest size.
5668 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
5669 (IX86_BUILTIN_FMADDSD): Ditto.
5670 (IX86_BUILTIN_FMADDPS): Ditto.
5671 (IX86_BUILTIN_FMADDPD): Ditto.
5672 (IX86_BUILTIN_FMSUBSS): Ditto.
5673 (IX86_BUILTIN_FMSUBSD): Ditto.
5674 (IX86_BUILTIN_FMSUBPS): Ditto.
5675 (IX86_BUILTIN_FMSUBPD): Ditto.
5676 (IX86_BUILTIN_FNMADDSS): Ditto.
5677 (IX86_BUILTIN_FNMADDSD): Ditto.
5678 (IX86_BUILTIN_FNMADDPS): Ditto.
5679 (IX86_BUILTIN_FNMADDPD): Ditto.
5680 (IX86_BUILTIN_FNMSUBSS): Ditto.
5681 (IX86_BUILTIN_FNMSUBSD): Ditto.
5682 (IX86_BUILTIN_FNMSUBPS): Ditto.
5683 (IX86_BUILTIN_FNMSUBPD): Ditto.
5684 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
5685 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
5686 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
5687 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
5688 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
5689 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
5690 (IX86_BUILTIN_PPERM): Ditto.
5691 (IX86_BUILTIN_PERMPS): Ditto.
5692 (IX86_BUILTIN_PERMPD): Ditto.
5693 (IX86_BUILTIN_PMACSSWW): Ditto.
5694 (IX86_BUILTIN_PMACSWW): Ditto.
5695 (IX86_BUILTIN_PMACSSWD): Ditto.
5696 (IX86_BUILTIN_PMACSWD): Ditto.
5697 (IX86_BUILTIN_PMACSSDD): Ditto.
5698 (IX86_BUILTIN_PMACSDD): Ditto.
5699 (IX86_BUILTIN_PMACSSDQL): Ditto.
5700 (IX86_BUILTIN_PMACSSDQH): Ditto.
5701 (IX86_BUILTIN_PMACSDQL): Ditto.
5702 (IX86_BUILTIN_PMACSDQH): Ditto.
5703 (IX86_BUILTIN_PMADCSSWD): Ditto.
5704 (IX86_BUILTIN_PMADCSWD): Ditto.
5705 (IX86_BUILTIN_PHADDBW): Ditto.
5706 (IX86_BUILTIN_PHADDBD): Ditto.
5707 (IX86_BUILTIN_PHADDBQ): Ditto.
5708 (IX86_BUILTIN_PHADDWD): Ditto.
5709 (IX86_BUILTIN_PHADDWQ): Ditto.
5710 (IX86_BUILTIN_PHADDDQ): Ditto.
5711 (IX86_BUILTIN_PHADDUBW): Ditto.
5712 (IX86_BUILTIN_PHADDUBD): Ditto.
5713 (IX86_BUILTIN_PHADDUBQ): Ditto.
5714 (IX86_BUILTIN_PHADDUWD): Ditto.
5715 (IX86_BUILTIN_PHADDUWQ): Ditto.
5716 (IX86_BUILTIN_PHADDUDQ): Ditto.
5717 (IX86_BUILTIN_PHSUBBW): Ditto.
5718 (IX86_BUILTIN_PHSUBWD): Ditto.
5719 (IX86_BUILTIN_PHSUBDQ): Ditto.
5720 (IX86_BUILTIN_PROTB): Ditto.
5721 (IX86_BUILTIN_PROTW): Ditto.
5722 (IX86_BUILTIN_PROTD): Ditto.
5723 (IX86_BUILTIN_PROTQ): Ditto.
5724 (IX86_BUILTIN_PROTB_IMM): Ditto.
5725 (IX86_BUILTIN_PROTW_IMM): Ditto.
5726 (IX86_BUILTIN_PROTD_IMM): Ditto.
5727 (IX86_BUILTIN_PROTQ_IMM): Ditto.
5728 (IX86_BUILTIN_PSHLB): Ditto.
5729 (IX86_BUILTIN_PSHLW): Ditto.
5730 (IX86_BUILTIN_PSHLD): Ditto.
5731 (IX86_BUILTIN_PSHLQ): Ditto.
5732 (IX86_BUILTIN_PSHAB): Ditto.
5733 (IX86_BUILTIN_PSHAW): Ditto.
5734 (IX86_BUILTIN_PSHAD): Ditto.
5735 (IX86_BUILTIN_PSHAQ): Ditto.
5736 (IX86_BUILTIN_FRCZSS): Ditto.
5737 (IX86_BUILTIN_FRCZSD): Ditto.
5738 (IX86_BUILTIN_FRCZPS): Ditto.
5739 (IX86_BUILTIN_FRCZPD): Ditto.
5740 (IX86_BUILTIN_CVTPH2PS): Ditto.
5741 (IX86_BUILTIN_CVTPS2PH): Ditto.
5742 (IX86_BUILTIN_COMEQSS): Ditto.
5743 (IX86_BUILTIN_COMNESS): Ditto.
5744 (IX86_BUILTIN_COMLTSS): Ditto.
5745 (IX86_BUILTIN_COMLESS): Ditto.
5746 (IX86_BUILTIN_COMGTSS): Ditto.
5747 (IX86_BUILTIN_COMGESS): Ditto.
5748 (IX86_BUILTIN_COMUEQSS): Ditto.
5749 (IX86_BUILTIN_COMUNESS): Ditto.
5750 (IX86_BUILTIN_COMULTSS): Ditto.
5751 (IX86_BUILTIN_COMULESS): Ditto.
5752 (IX86_BUILTIN_COMUGTSS): Ditto.
5753 (IX86_BUILTIN_COMUGESS): Ditto.
5754 (IX86_BUILTIN_COMORDSS): Ditto.
5755 (IX86_BUILTIN_COMUNORDSS): Ditto.
5756 (IX86_BUILTIN_COMFALSESS): Ditto.
5757 (IX86_BUILTIN_COMTRUESS): Ditto.
5758 (IX86_BUILTIN_COMEQSD): Ditto.
5759 (IX86_BUILTIN_COMNESD): Ditto.
5760 (IX86_BUILTIN_COMLTSD): Ditto.
5761 (IX86_BUILTIN_COMLESD): Ditto.
5762 (IX86_BUILTIN_COMGTSD): Ditto.
5763 (IX86_BUILTIN_COMGESD): Ditto.
5764 (IX86_BUILTIN_COMUEQSD): Ditto.
5765 (IX86_BUILTIN_COMUNESD): Ditto.
5766 (IX86_BUILTIN_COMULTSD): Ditto.
5767 (IX86_BUILTIN_COMULESD): Ditto.
5768 (IX86_BUILTIN_COMUGTSD): Ditto.
5769 (IX86_BUILTIN_COMUGESD): Ditto.
5770 (IX86_BUILTIN_COMORDSD): Ditto.
5771 (IX86_BUILTIN_COMUNORDSD): Ditto.
5772 (IX86_BUILTIN_COMFALSESD): Ditto.
5773 (IX86_BUILTIN_COMTRUESD): Ditto.
5774 (IX86_BUILTIN_COMEQPS): Ditto.
5775 (IX86_BUILTIN_COMNEPS): Ditto.
5776 (IX86_BUILTIN_COMLTPS): Ditto.
5777 (IX86_BUILTIN_COMLEPS): Ditto.
5778 (IX86_BUILTIN_COMGTPS): Ditto.
5779 (IX86_BUILTIN_COMGEPS): Ditto.
5780 (IX86_BUILTIN_COMUEQPS): Ditto.
5781 (IX86_BUILTIN_COMUNEPS): Ditto.
5782 (IX86_BUILTIN_COMULTPS): Ditto.
5783 (IX86_BUILTIN_COMULEPS): Ditto.
5784 (IX86_BUILTIN_COMUGTPS): Ditto.
5785 (IX86_BUILTIN_COMUGEPS): Ditto.
5786 (IX86_BUILTIN_COMORDPS): Ditto.
5787 (IX86_BUILTIN_COMUNORDPS): Ditto.
5788 (IX86_BUILTIN_COMFALSEPS): Ditto.
5789 (IX86_BUILTIN_COMTRUEPS): Ditto.
5790 (IX86_BUILTIN_COMEQPD): Ditto.
5791 (IX86_BUILTIN_COMNEPD): Ditto.
5792 (IX86_BUILTIN_COMLTPD): Ditto.
5793 (IX86_BUILTIN_COMLEPD): Ditto.
5794 (IX86_BUILTIN_COMGTPD): Ditto.
5795 (IX86_BUILTIN_COMGEPD): Ditto.
5796 (IX86_BUILTIN_COMUEQPD): Ditto.
5797 (IX86_BUILTIN_COMUNEPD): Ditto.
5798 (IX86_BUILTIN_COMULTPD): Ditto.
5799 (IX86_BUILTIN_COMULEPD): Ditto.
5800 (IX86_BUILTIN_COMUGTPD): Ditto.
5801 (IX86_BUILTIN_COMUGEPD): Ditto.
5802 (IX86_BUILTIN_COMORDPD): Ditto.
5803 (IX86_BUILTIN_COMUNORDPD): Ditto.
5804 (IX86_BUILTIN_COMFALSEPD): Ditto.
5805 (IX86_BUILTIN_COMTRUEPD): Ditto.
5806 (IX86_BUILTIN_PCOMEQUB): Ditto.
5807 (IX86_BUILTIN_PCOMNEUB): Ditto.
5808 (IX86_BUILTIN_PCOMLTUB): Ditto.
5809 (IX86_BUILTIN_PCOMLEUB): Ditto.
5810 (IX86_BUILTIN_PCOMGTUB): Ditto.
5811 (IX86_BUILTIN_PCOMGEUB): Ditto.
5812 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
5813 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
5814 (IX86_BUILTIN_PCOMEQUW): Ditto.
5815 (IX86_BUILTIN_PCOMNEUW): Ditto.
5816 (IX86_BUILTIN_PCOMLTUW): Ditto.
5817 (IX86_BUILTIN_PCOMLEUW): Ditto.
5818 (IX86_BUILTIN_PCOMGTUW): Ditto.
5819 (IX86_BUILTIN_PCOMGEUW): Ditto.
5820 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
5821 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
5822 (IX86_BUILTIN_PCOMEQUD): Ditto.
5823 (IX86_BUILTIN_PCOMNEUD): Ditto.
5824 (IX86_BUILTIN_PCOMLTUD): Ditto.
5825 (IX86_BUILTIN_PCOMLEUD): Ditto.
5826 (IX86_BUILTIN_PCOMGTUD): Ditto.
5827 (IX86_BUILTIN_PCOMGEUD): Ditto.
5828 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
5829 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
5830 (IX86_BUILTIN_PCOMEQUQ): Ditto.
5831 (IX86_BUILTIN_PCOMNEUQ): Ditto.
5832 (IX86_BUILTIN_PCOMLTUQ): Ditto.
5833 (IX86_BUILTIN_PCOMLEUQ): Ditto.
5834 (IX86_BUILTIN_PCOMGTUQ): Ditto.
5835 (IX86_BUILTIN_PCOMGEUQ): Ditto.
5836 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
5837 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
5838 (IX86_BUILTIN_PCOMEQB): Ditto.
5839 (IX86_BUILTIN_PCOMNEB): Ditto.
5840 (IX86_BUILTIN_PCOMLTB): Ditto.
5841 (IX86_BUILTIN_PCOMLEB): Ditto.
5842 (IX86_BUILTIN_PCOMGTB): Ditto.
5843 (IX86_BUILTIN_PCOMGEB): Ditto.
5844 (IX86_BUILTIN_PCOMFALSEB): Ditto.
5845 (IX86_BUILTIN_PCOMTRUEB): Ditto.
5846 (IX86_BUILTIN_PCOMEQW): Ditto.
5847 (IX86_BUILTIN_PCOMNEW): Ditto.
5848 (IX86_BUILTIN_PCOMLTW): Ditto.
5849 (IX86_BUILTIN_PCOMLEW): Ditto.
5850 (IX86_BUILTIN_PCOMGTW): Ditto.
5851 (IX86_BUILTIN_PCOMGEW): Ditto.
5852 (IX86_BUILTIN_PCOMFALSEW): Ditto.
5853 (IX86_BUILTIN_PCOMTRUEW): Ditto.
5854 (IX86_BUILTIN_PCOMEQD): Ditto.
5855 (IX86_BUILTIN_PCOMNED): Ditto.
5856 (IX86_BUILTIN_PCOMLTD): Ditto.
5857 (IX86_BUILTIN_PCOMLED): Ditto.
5858 (IX86_BUILTIN_PCOMGTD): Ditto.
5859 (IX86_BUILTIN_PCOMGED): Ditto.
5860 (IX86_BUILTIN_PCOMFALSED): Ditto.
5861 (IX86_BUILTIN_PCOMTRUED): Ditto.
5862 (IX86_BUILTIN_PCOMEQQ): Ditto.
5863 (IX86_BUILTIN_PCOMNEQ): Ditto.
5864 (IX86_BUILTIN_PCOMLTQ): Ditto.
5865 (IX86_BUILTIN_PCOMLEQ): Ditto.
5866 (IX86_BUILTIN_PCOMGTQ): Ditto.
5867 (IX86_BUILTIN_PCOMGEQ): Ditto.
5868 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
5869 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
5870 (enum multi_arg_type): New enum for describing the various SSE5
5871 intrinsic argument types.
5872 (bdesc_multi_arg): New table for SSE5 intrinsics.
5873 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
5874 (ix86_expand_multi_arg_builtin): New function for creating SSE5
5876 (ix86_expand_builtin): Add SSE5 intrinsic support.
5877 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
5878 operand instructions.
5879 (ix86_expand_sse5_multiple_memory): New function to split the
5880 second memory reference from SSE5 instructions.
5881 (type_has_variadic_args_p): Delete in favor of stdarg_p.
5882 (ix86_return_pops_args): Use stdarg_p to determine if the function
5883 has variable arguments.
5884 (ix86_setup_incoming_varargs): Ditto.
5885 (x86_this_parameter): Ditto.
5887 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
5889 (ix86_expand_sse5_pack): Ditto.
5890 (ix86_sse5_valid_op_p): Ditto.
5891 (ix86_expand_sse5_multiple_memory): Ditto.
5893 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
5894 constant for SSE5 support.
5895 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
5896 (UNSPEC_SSE5_TRUEFALSE): Ditto.
5897 (UNSPEC_SSE5_PERMUTE): Ditto.
5898 (UNSPEC_SSE5_ASHIFT): Ditto.
5899 (UNSPEC_SSE5_LSHIFT): Ditto.
5900 (UNSPEC_FRCZ): Ditto.
5901 (UNSPEC_CVTPH2PS): Ditto.
5902 (UNSPEC_CVTPS2PH): Ditto.
5903 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
5905 (COM_FALSE_S): Ditto.
5906 (COM_FALSE_P): Ditto.
5907 (COM_TRUE_S): Ditto.
5908 (COM_TRUE_P): Ditto.
5909 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
5910 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
5912 (memory attribute): Ditto.
5913 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
5914 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
5915 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
5916 (floor<mode>2): Ditto.
5917 (ceil<mode>2): Ditto.
5918 (btrunc<mode>2): Ditto.
5919 (nearbyintdf2): Ditto.
5920 (nearbyintsf2): Ditto.
5921 (sse_setccsf): Disable if SSE5.
5922 (sse_setccdf): Ditto.
5923 (sse5_setcc<mode>): New support for SSE5 conditional move.
5924 (sse5_pcmov_<mode>): Ditto.
5926 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
5928 (SSEMODEF2P): Ditto.
5929 (ssemodesuffixf4): New mode attribute for SSE5.
5930 (ssemodesuffixf2s): Ditto.
5931 (ssemodesuffixf2c): Ditto.
5932 (sserotatemax): Ditto.
5933 (ssescalarmode): Ditto.
5934 (sse_maskcmpv4sf3): Disable if SSE5.
5935 (sse_maskcmpv2df3): Ditto.
5936 (sse_vmmaskcmpv4sf3): Ditto.
5937 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
5938 (sse5_vmfmadd<mode>4): Ditto.
5939 (sse5_fmsub<mode>4): Ditto.
5940 (sse5_vmfmsub<mode>4): Ditto.
5941 (sse5_fnmadd<mode>4): Ditto.
5942 (sse5_vmfnmadd<mode>4): Ditto.
5943 (sse5_fnmsub<mode>4): Ditto.
5944 (sse5_vmfnmsub<mode>4): Ditto.
5945 (sse5i_fmadd<mode>4): Ditto.
5946 (sse5i_fmsub<mode>4): Ditto.
5947 (sse5i_fnmadd<mode>4): Ditto.
5948 (sse5i_fnmsub<mode>4): Ditto.
5949 (sse5i_vmfmadd<mode>4): Ditto.
5950 (sse5i_vmfmsub<mode>4): Ditto.
5951 (sse5i_vmfnmadd<mode>4): Ditto.
5952 (sse5i_vmfnmsub<mode>4): Ditto.
5953 (mulv16qi3): Add SSE5 support.
5955 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
5956 (sse2_mulv4si3): Disable if SSE5.
5957 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
5958 (sse4_1_roundps): Ditto.
5959 (sse4_1_roundsd): Ditto.
5960 (sse4_1_roundss): Ditto.
5961 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
5963 (sse_maskcmpsf3): Ditto.
5964 (sse_vmmaskcmpv4sf3): Ditto.
5965 (sse2_maskcmpv2df3): Ditto.
5966 (sse2_maskcmpdf3): Ditto.
5967 (sse2_vmmaskcmpv2df3): Ditto.
5968 (sse2_eq<mode>3): Ditto.
5969 (sse2_gt<mode>3): Ditto.
5970 (sse5_pcmov_<mode>): Add SSE5 support.
5971 (vec_unpacku_hi_v16qi): Ditto.
5972 (vec_unpacks_hi_v16qi): Ditto.
5973 (vec_unpacku_lo_v16qi): Ditto.
5974 (vec_unpacks_lo_v16qi): Ditto.
5975 (vec_unpacku_hi_v8hi): Ditto.
5976 (vec_unpacks_hi_v8hi): Ditto.
5977 (vec_unpacku_lo_v8hi): Ditto.
5978 (vec_unpacks_lo_v8hi): Ditto.
5979 (vec_unpacku_hi_v4si): Ditto.
5980 (vec_unpacks_hi_v4si): Ditto.
5981 (vec_unpacku_lo_v4si): Ditto.
5982 (vec_unpacks_lo_v4si): Ditto.
5983 (sse5_pmacsww): New SSE5 intrinsic insn.
5984 (sse5_pmacssww): Ditto.
5985 (sse5_pmacsdd): Ditto.
5986 (sse5_pmacssdd): Ditto.
5987 (sse5_pmacssdql): Ditto.
5988 (sse5_pmacssdqh): Ditto.
5989 (sse5_pmacsdqh): Ditto.
5990 (sse5_pmacsswd): Ditto.
5991 (sse5_pmacswd): Ditto.
5992 (sse5_pmadcsswd): Ditto.
5993 (sse5_pmadcswd): Ditto.
5994 (sse5_pcmov_<move>): Conditional move support on SSE5.
5995 (sse5_phaddbw): New SSE5 intrinsic insn.
5996 (sse5_phaddbd): Ditto.
5997 (sse5_phaddbq): Ditto.
5998 (sse5_phaddwd): Ditto.
5999 (sse5_phaddwq): Ditto.
6000 (sse5_phadddq): Ditto.
6001 (sse5_phaddubw): Ditto.
6002 (sse5_phaddubd): Ditto.
6003 (sse5_phaddubq): Ditto.
6004 (sse5_phadduwd): Ditto.
6005 (sse5_phadduwq): Ditto.
6006 (sse5_phaddudq): Ditto.
6007 (sse5_phsubbw): Ditto.
6008 (sse5_phsubwd): Ditto.
6009 (sse5_phsubdq): Ditto.
6010 (sse5_pperm): Ditto.
6011 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
6012 (sse5_pperm_zero_v16qi_v8hi): Ditto.
6013 (sse5_pperm_sign_v8hi_v4si): Ditto.
6014 (sse5_pperm_zero_v8hi_v4si): Ditto.
6015 (sse5_pperm_sign_v4si_v2di): Ditto.
6016 (sse5_pperm_sign_v4si_v2di): Ditto.
6017 (sse5_pperm_pack_v2di_v4si): Ditto.
6018 (sse5_pperm_pack_v4si_v8hi): Ditto.
6019 (sse5_pperm_pack_v8hi_v16qi): Ditto.
6020 (sse5_perm<mode>): New SSE5 intrinsic insn.
6021 (rotl<mode>3): Ditto.
6022 (sse5_rotl<mode>3): Ditto.
6023 (sse5_ashl<mode>3): Ditto.
6024 (sse5_lshl<mode>3): Ditto.
6025 (sse5_frcz<mode>2): Ditto.
6026 (sse5s_frcz<mode>2): Ditto.
6027 (sse5_cvtph2ps): Ditto.
6028 (sse5_cvtps2ph): Ditto.
6029 (sse5_vmmaskcmp<mode>3): Ditto.
6030 (sse5_com_tf<mode>3): Ditto.
6031 (sse5_maskcmp<mode>3): Ditto.
6032 (sse5_maskcmp_uns<mode>3): Ditto.
6033 (sse5_maskcmp_uns2<mode>3): Ditto.
6034 (sse5_pcom_tf<mode>3): Ditto.
6036 * config/i386/predicates.md (sse5_comparison_float_operator):
6037 New predicate to match the comparison operators supported by
6038 the SSE5 com instruction.
6039 (ix86_comparison_int_operator): New predicate to match just the
6040 signed int comparisons.
6041 (ix86_comparison_uns_operator): New predicate to match just the
6042 unsigned int comparisons.
6044 * doc/invoke.texi (-msse5): Add documentation.
6045 (-mfused-madd): Ditto.
6047 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
6049 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
6051 (x86_64-*-*): Ditto.
6053 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
6055 * config/i386/bmmintrin.h: New file, provide common x86 compiler
6056 intrinisics for SSE5.
6058 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
6061 * config/i386/mmintrin-common.h: New file, to contain common
6062 instructions between SSE4.1 and SSE5.
6064 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
6065 FOREACH_FUNCTION_ARGS to iterate over the argument list.
6066 (gen_regparm_prefix): Ditto.
6068 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
6069 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
6070 prototype_p to determine if a function is prototyped.
6072 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
6074 * c-common.c (c_common_reswords) add the alignof keyword,
6075 with same RID as __alignof and __alignof__
6077 2009-08-25 Anatoly Sokolov <aesok@post.ru>
6079 * hooks.h (hook_bool_const_int_const_int_true): Declare.
6080 * hooks.c (hook_bool_const_int_const_int_true): New function.
6081 * target.h (struct gcc_target): Add can_eliminate field.
6082 * target-def.h (TARGET_CAN_ELIMINATE): Define.
6083 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
6084 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
6085 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
6086 (elim_table): Revise comment.
6087 * system.h (CAN_ELIMINATE): Poison.
6088 * defaults.h (CAN_ELIMINATE): Remove.
6089 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
6091 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
6092 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
6094 (alpha_vms_can_eliminate): Declare as static, change return type to
6096 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
6098 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
6099 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
6100 (arm_can_eliminate): New function.
6102 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
6103 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
6104 (avr_can_eliminate): Declare as static.
6105 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
6107 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
6108 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
6109 (bfin_can_eliminate): New function.
6111 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
6112 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
6113 (crx_can_eliminate): New function.
6115 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
6116 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
6117 (fr30_can_eliminate): New function.
6119 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
6120 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
6121 (frv_can_eliminate): New function.
6123 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
6124 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
6125 (h8300_can_eliminate): New function.
6127 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
6128 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
6129 (i386_can_eliminate): Declare as static, change return type to bool.
6130 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
6132 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
6133 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
6134 (ia64_can_eliminate): New function.
6136 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
6137 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
6138 (iq2000_can_eliminate): New function.
6140 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
6141 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
6142 (m32r_can_eliminate): New function.
6144 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
6145 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
6146 (m68hc11_can_eliminate): New function.
6148 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
6149 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
6150 (m68k_can_eliminate): New function.
6152 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
6153 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
6154 (mep_can_eliminate): New function.
6156 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
6157 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
6158 (mips_can_eliminate): New function.
6160 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
6161 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
6162 (rs6000_can_eliminate): New function.
6164 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
6165 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
6166 (s390_can_eliminate): Declare as static.
6167 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
6169 * config/score/score.h (CAN_ELIMINATE): Remove macro.
6170 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
6171 (score_can_eliminate): New function.
6173 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
6174 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
6175 (sparc_can_eliminate): Declare as static.
6176 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
6178 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
6179 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
6180 (xstormy16_can_eliminate): New function.
6182 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
6183 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
6184 (v850_can_eliminate): New function.
6186 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
6188 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
6189 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
6190 (*movdfcc_ext[1234]): Disable for IEEE mode.
6192 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
6194 * gimplify.c (prepare_gimple_addressable): New static function.
6195 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
6197 (gimplify_addr_expr): Invoke it similarly on the operand instead of
6198 manually fiddling with it.
6200 2009-08-25 Michael Matz <matz@suse.de>
6202 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
6203 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
6205 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
6206 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
6207 (do_jump): Split out code for simple binary comparisons into ...
6208 (do_jump_1): ... this, taking the individual operands and code.
6209 Change callers to helper function above accordingly.
6210 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
6213 2009-08-25 Michael Matz <matz@suse.de>
6215 * expr.h (struct separate_ops, sepops): New type for passing
6216 around an exploded simple expression.
6217 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
6218 Use this structure instead of expression tree.
6219 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
6220 expression, only its type.
6221 (expand_vec_cond_expr): Take type and individual operands instead
6223 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
6224 expand_vec_shift_expr): Change prototype accordingly.
6225 * tree-vect-stmts.c (vectorizable_condition): Change call of
6226 expand_vec_cond_expr_p to pass only type.
6227 * expr.c (do_store_flags): Change prototype and implementation
6228 to take an exploded expression.
6229 (expand_expr_real_1): New local ops initialized with details
6230 of the full expression. Use it instead of full
6231 expression in calls to do_store_flags, expand_vec_cond_expr,
6232 expand_widen_pattern_expr and expand_vec_shift_expr.
6234 2009-08-25 Michael Matz <matz@suse.de>
6236 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
6237 treeop2 initialized with first three operands of the full expression.
6238 Substitute all TREE_OPERAND (exp, [012]) calls with them.
6240 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
6242 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
6243 (__gthread_objc_condition_allocate): Mark arguments as unused.
6244 (__gthread_objc_condition_deallocate): Likewise.
6245 (__gthread_objc_condition_wait): Likewise.
6246 (__gthread_objc_condition_broadcast): Likewise.
6247 (__gthread_objc_condition_signal): Likewise.
6248 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
6249 (__gthread_objc_thread_id): Likewise.
6251 2009-08-25 Janus Weil <janus@gcc.gnu.org>
6254 * tree-pretty-print.c (print_call_name): Print the correct call name
6255 for procedure pointer components.
6257 2009-08-24 Steve Ellcey <sje@cup.hp.com>
6259 * config/ia64/ia64.c (ia64_promote_function_mode): Call
6260 default_promote_function_mode when not VMS.
6262 2009-08-24 Olivier Hainque <hainque@adacore.com>
6264 * convert.c (convert_to_integer): Don't assume an input pointer is
6265 POINTER_SIZE wide. Fetch from the type instead.
6267 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6269 * configure.ac (AC_PREREQ): Bump to 2.64.
6271 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
6273 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
6274 (process_command): Don't search standard_exec_prefix_1 and
6275 standard_exec_prefix_2.
6277 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6279 * config/arm/arm.c (output_return_instruction): Handle for
6282 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6284 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
6286 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6288 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
6289 (*arm_movdf_vfp): Likewise.
6291 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6293 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
6294 (vashr<mode>3): Rename from ashr<mode>3.
6295 (vlshr<mode>3): Rename from lshr<mode>3.
6297 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
6300 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
6301 (check_format_info_main): Use scalar_identify_flag.
6302 (check_format_types): Check for scalar size identity if
6303 scalar_identify_flag is set.
6304 (printf_length_specs): Extend by new field.
6305 (asm_fprintf_length_specs): Likewise.
6306 (gcc_diag_length_specs): Likewise.
6307 (scanf_length_specs): Likewise.
6308 (strfmon_length_specs): Likewise.
6309 (gcc_gfc_length_specs): Likewise.
6310 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
6311 (ms_printf_flag_specs): Likewise.
6312 * c-format.h (format_length_info): Add new member scalar_identity_flag.
6314 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
6317 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
6318 (*call_value_pop_1): Ditto.
6319 (*sibcall_pop_1): New insn pattern.
6320 (*sibcall_value_pop_1): Ditto.
6322 2009-08-23 Alan Modra <amodra@bigpond.net.au>
6325 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
6328 2009-08-23 Alan Modra <amodra@bigpond.net.au>
6331 * fwprop.c (try_fwprop_subst): Allow multiple sets.
6332 (get_reg_use_in): New function.
6333 (forward_propagate_subreg): Propagate through subreg of zero_extend
6336 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
6338 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
6339 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
6341 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6343 * configure.ac: Remove --with-datarootdir, --with-docdir,
6344 --with-htmldir switches. No need to call AC_SUBST for
6345 datarootdir, docdir, htmldir any more.
6346 * configure: Regenerate.
6347 * doc/install.texi (Configuration): Document --datarootdir,
6348 --docdir, --htmldir, --pdfdir; update documentation for
6349 --infodir, --mandir.
6350 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
6353 * aclocal.m4: Regenerate.
6354 * config.in: Regenerate.
6355 * configure: Regenerate.
6357 2009-08-21 Douglas B Rupp <rupp@gnat.com>
6358 Olivier Hainque <hainque@adacore.com>
6360 * config/ia64/ia64.c: Include libfuncs.h.
6361 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
6362 (ia64_expand_call): Use reg 25 on VMS.
6363 (ia64_initialize_trampoline): Fix for VMS ABI.
6364 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
6365 (ia64_function_arg): Initialize reg 25 on VMS.
6366 Fix OpenVMS ABI issues for varargs.
6367 For OpenVMS, emit the Argument Information register set in the
6368 incoming/sibcall case as well.
6369 (ia64_arg_type): New function.
6370 (ia64_function_arg_advance): Keep track of cum->words.
6371 Fix OpenVMS ABI issues for varargs.
6372 (ia64_function_value): On VMS, promote mode of non-aggregate types.
6373 (ia64_override_options): Set flag_no_common on VMS.
6374 (ia64_init_builtins): Disable FWRITE builtin.
6375 (ia64_asm_output_external): Call DO_CRTL_NAMES.
6376 (ia64_vms_init_libfuncs): Add decc$ routines.
6377 (ia64_vms_valid_pointer_mode): New function.
6378 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
6379 (ia64_promote_function_mode): New function
6380 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
6381 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
6382 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
6383 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
6384 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
6385 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
6386 Suppress trailing '#' if VALUE is numeric.
6387 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
6388 ia64_promote_function_mode.
6389 (TARGET_VALID_POINTER_MODE): Define.
6391 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
6394 * config/rs6000/rs6000.c (rs6000_override_options): Use
6395 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
6398 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
6399 reporting of vector + decimal/boolean/complex error.
6401 2009-08-21 Jakub Jelinek <jakub@redhat.com>
6403 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
6404 __vector double TYPE_DECL.
6406 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
6408 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
6409 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
6410 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
6411 to pointer to enum machine_mode. Update all callers as needed.
6413 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
6415 * config/alpha/alpha.md (exception_receiver): Emit alternative
6416 GP load sequence if flag_reorder_blocks_and_partition is set.
6417 (*exception_receiver_2): Also enable when
6418 flag_reorder_blocks_and_partition is set.
6420 2009-08-20 Matt Rice <ratmice@gmail.com>
6421 Diego Novillo <dnovillo@google.com>
6423 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
6426 2009-08-20 Richard Guenther <rguenther@suse.de>
6428 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
6429 * c-tree.h (c_dup_lang_specific_decl): Remove.
6430 (struct lang_decl, struct lang_type): Move definitions ...
6431 * c-lang.h: ... here. New file.
6432 * c-decl.c: Include c-lang.h.
6433 (c_dup_lang_specific_decl): Remove.
6434 * c-typeck.c: Include c-lang.h.
6435 * Makefile.in (c-decl.o): Add c-lang.h dependency.
6436 (c-typeck.o): Likewise.
6437 * c-config-lang.in (gtfiles): Add c-lang.h.
6438 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
6441 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
6443 * config/alpha/alpha.c (alpha_end_function): Do not clear
6444 crtl->emit structure and free insn locators if cfun->is_thunk is true,
6445 this is now handled in generic code.
6447 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
6449 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
6450 (s390_z10_fix_long_loop_prediction): New function.
6451 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
6452 (s390_reorg): Walk over the INSNs and invoke
6453 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
6455 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
6457 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
6458 "*brx_64bit", "*brx_31bit"): New patterns.
6459 * config/s390/s390.c ('E'): New output modifier.
6461 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6462 Richard Earnshaw <richard.earnshaw@arm.com>
6464 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
6465 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
6467 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6469 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
6471 * pa.c (emit_move_sequence): Check if address of operand1 is valid
6472 for mode mode of operand0 when doing secondary reload for SAR.
6474 2009-08-19 Jakub Jelinek <jakub@redhat.com>
6477 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
6478 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
6480 2009-08-19 Jason Merrill <jason@redhat.com>
6482 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
6483 supported template depth in C++0x.
6485 2009-08-19 Jakub Jelinek <jakub@redhat.com>
6487 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
6488 free_after_compilation.
6489 * config/score/score7.c (score7_output_mi_thunk): Likewise.
6490 * config/score/score3.c (score3_output_mi_thunk): Likewise.
6491 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
6492 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
6493 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
6494 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
6495 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
6497 2009-08-19 Ian Lance Taylor <iant@google.com>
6499 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
6500 of (plus (mult (neg B) C) A).
6502 2009-08-18 Michael Matz <matz@suse.de>
6504 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
6505 instead of comparing TYPE_MAIN_VARIANT for equality.
6506 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
6507 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
6508 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
6509 * gimplify.c (goa_lhs_expr_p): Ditto and use
6510 STRIP_USELESS_TYPE_CONVERSION.
6512 2009-08-18 Michael Matz <matz@suse.de>
6514 * tree-ssa-structalias.c (create_variable_info_for): Also mark
6515 first field in a struct.
6516 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
6518 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
6520 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
6521 locators before emit_insn is called. Remove assert that
6523 (alpha_end_function): Clear crtl->emit structure and free insn
6524 locators if cfun->is_thunk is true.
6526 2009-08-18 Jason Merrill <jason@redhat.com>
6528 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
6530 * configure.ac: Test for it.
6531 * configure, config.in: Regenerate.
6532 * doc/install.texi: Document --enable-gnu-unique-object.
6534 2009-08-18 Richard Guenther <rguenther@suse.de>
6537 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
6538 pow(x,y*z) only if x is nonnegative.
6540 2009-08-18 Jakub Jelinek <jakub@redhat.com>
6542 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
6546 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
6547 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
6549 2009-08-17 DJ Delorie <dj@redhat.com>
6551 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
6552 * config/m32c/prologue.md (epilogue_freit): New.
6554 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
6555 (bank_switch_p): Likewise.
6556 (fast_interrupt_p): Likewise.
6557 (interrupt_p): Likewise.
6558 (m32c_conditional_register_usage): Round memregs size up.
6559 (need_to_save): We only need to save $a0 when we use ENTER.
6560 (interrupt_p): Check for fast_interrupt too.
6561 (bank_switch_p): New.
6562 (fast_interrupt_p): New.
6563 (m32c_attribute_table): Add bank_switch and fast_interrupt.
6564 (m32c_emit_prolog): Support bank switching and fast interrupts.
6565 * doc/extend.texi (Function Attributes): Add bank_switch and
6568 2009-08-17 Douglas B Rupp <rupp@gnat.com>
6570 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
6571 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
6573 2009-08-16 Douglas B Rupp <rupp@gnat.com>
6575 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
6576 (menu): Add IA-64/VMS Options.
6577 (IA-64/VMS Options): Likewise.
6579 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
6582 * config/mips/mips.md (*lwxs): Use :P for pointer values.
6584 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
6586 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
6587 (mips_pop_asm_switch): Likewise.
6588 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
6590 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
6591 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
6592 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
6593 (mips_print_operand_punctuation): Use them. Check mips_noreorder
6594 instead of set_noreorder.
6595 (mips_output_function_prologue): Use the new functions.
6596 (mips_output_function_epilogue): Likewise.
6597 (mips_need_noat_wrapper_p): New function, split out from...
6598 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
6599 Use mips_push_asm_switch and mips_pop_asm_switch.
6600 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
6601 and mips_pop_asm_switch.
6602 (ASM_OUTPUT_REG_POP): Likewise.
6603 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
6604 Use mips_pop_asm_switch.
6605 (mips_asm_switch): New structure.
6606 (set_noreorder, set_nomacro): Replace with...
6607 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
6608 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
6609 instead of set_nomacro.
6610 (fix_truncsfsi2_macro): Likewise.
6611 (cprestore): Likewise.
6612 (hazard): Use mips_noreorder instead of set_noreorder.
6613 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
6615 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
6617 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
6618 from prev_active_insn.
6620 2009-08-16 Anatoly Sokolov <aesok@post.ru>
6622 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
6623 * config/avr/avr.c (avr_override_options): Initialize
6624 avr_current_arch variable.
6625 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
6626 __AVR_HAVE_16BIT_SP__ according to the device type.
6627 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
6629 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
6630 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
6632 2009-08-16 Dodji Seketeli <dodji@redhat.com>
6635 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
6636 generating inlined subroutine die only. We shouldn't be
6637 called for anything else.
6638 (gen_block_die): Don't generate inline subroutine debug info for
6641 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
6643 * graphite-poly.c (print_pbb): Print PBB index.
6645 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
6648 * graphite-interchange.c (ppl_max_for_le): Moved...
6649 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
6650 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
6651 ppl_Pointset_Powerset_C_Polyhedron_maximize.
6652 * graphite-ppl.h (ppl_max_for_le): Declared.
6654 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
6656 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
6657 supported on all platforms.
6658 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
6659 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
6660 * c-pragma.c: Likewise.
6661 * target-def.h (TARGET_INITIALIZER): Remove
6662 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
6663 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
6665 2009-08-14 Douglas B Rupp <rupp@gnat.com>
6667 * config/ia64/fde-vms.c: New file.
6668 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
6669 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
6670 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
6671 (uw_frame_state_for): Only register a personality routine if it is
6672 known to be compatible with our expectations.
6673 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
6674 Declare unw_table_entry stack variable and
6675 mod all calls to _Unwind_FindTableEntry to add arg.
6676 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
6677 (_Unwind_FindTableEntry): Add arg to prototype.
6679 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
6681 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
6682 field 'signal_pfs_loc'.
6683 (uw_frame_state_for): Remove duplicate code dealing with leaf
6684 procedures without unwind info.
6685 If in the frame after unwinding through a signal handler, restore
6686 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
6687 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
6688 'pfs_loc' to the AR.PFS location in the signal context; instead
6689 set 'signal_pfs_loc'.
6690 Manually generate the unwind info for the AR.PFS register.
6691 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
6692 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
6693 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
6694 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
6695 instead set 'signal_pfs_loc'.
6696 Remove code preventing the AR.PFS register from being restored
6697 from the signal context.
6699 2009-08-14 Douglas B Rupp <rupp@gnat.com>
6700 Tristan Gingold <gingold@adacore.com>
6702 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
6703 * config/ia64/t-vms: New file.
6704 * config/ia64/vms64.h: New file.
6705 * config/ia64/vms.h: New file.
6706 * config/ia64/vms-crtinit.asm: New file.
6707 * config/ia64/vms_symvec_libgcc_s.opt: New file.
6708 * config/ia64/vms-unwind.h: New file.
6710 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
6712 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
6715 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6718 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
6720 * real.h (do_mpc_arg2): ... here.
6721 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
6724 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
6726 * final.c (add_debug_prefix_map): Don't use GC memory for
6727 old_prefix and new_prefix.
6729 2009-08-14 Richard Guenther <rguenther@suse.de>
6731 * ipa-prop.c (compute_complex_pass_through): If we cannot
6732 compute a non-varying offset for IPA_JF_ANCESTOR punt.
6734 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6736 * c-lex.c (c_lex_with_flags): Increase size of local variable
6737 to avoid memory clobber.
6739 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
6742 * config/i386/i386.c (ix86_fp_comparison_strategy):
6743 Only enable/disable sahf at function granularity.
6745 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
6747 PR rtl-optimization/41064
6748 * reload1.c (reload_as_needed): Don't call extract_insn
6749 for known invalid replacements after calling
6750 validate_replace_rtx_group and verify_changes.
6752 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
6755 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
6756 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
6757 ix86_expand_fp_vcond.
6758 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
6759 Assert that operation is supported by ix86_expand_int_vcond.
6760 (vcondu<SSEMODE124C8:mode>): Ditto.
6762 2009-08-13 DJ Delorie <dj@redhat.com>
6764 * config/i386/djgpp-stdint.h: New.
6765 * config.gcc (djgpp): Use it.
6767 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
6769 * config/sh/sh.c (sh_override_options): When flag_exceptions or
6770 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
6772 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
6774 * tree-ssa-loop-prefetch.c
6775 (prune_ref_by_group_reuse): Enhance probabilistic analysis
6776 for long-stride pruning.
6777 (compute_miss_rate): New function to compute the probability
6778 that two memory references access different cache lines.
6780 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
6782 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
6784 2009-08-13 Richard Guenther <rguenther@suse.de>
6787 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
6788 use the constant pointer type.
6789 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
6790 of CV qualifiers on the target pointer type.
6791 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
6792 conversion check before restrict check.
6794 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
6797 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
6799 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
6801 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
6803 2009-08-12 Richard Guenther <rguenther@suse.de>
6805 PR tree-optimization/41011
6806 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
6807 and reference constructing.
6809 2009-08-12 Xinliang David Li <davidxl@google.com>
6811 PR tree-optimization/41012
6812 * tree-flow.h : New external interface.
6813 * gimple-low.c (check_call_arg): Change to public function.
6814 Remove argument mismatch check in lowering.
6815 * tree-inline.h (tree_can_inline_p): Interface change.
6816 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
6818 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
6819 Call change to tree_can_inline_p function.
6820 (cgraph_decide_inlining_incrementally): Ditto.
6822 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
6824 PR tree-optimization/41031
6825 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
6826 on the partition variable rather than promote_mode on the source
6827 type. Assert that the partition variable's type has the same
6828 mode as the source value's.
6830 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
6832 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
6833 for for_return == 2.
6834 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
6836 * calls.c (expand_call): Fix typo.
6837 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
6839 * stmt.c (expand_value_return): Use promote_function_mode to copy out
6841 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
6842 * config/cris/cris.c (cris_promote_function_mode): Likewise.
6843 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
6844 * config/pa/pa.c (pa_promote_function_mode): Likewise.
6846 2009-08-12 Andrew Haley <aph@redhat.com>
6848 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
6850 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
6853 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
6855 2009-08-12 Richard Guenther <rguenther@suse.de>
6857 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
6858 * gimplify.c (gimplify_modify_expr): Do not use
6859 lang_hooks.types_compatible_p.
6860 * tree-ssa.c (useless_type_conversion_p): For aggregates
6861 just return false if the canonical types differ.
6863 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
6866 * sese.c (convert_for_phi_arg): New.
6867 (add_guard_exit_phis): Use convert_for_phi_arg.
6869 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
6871 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
6872 unknown subscript upper bounds.
6874 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
6875 Pranav Garg <pranav.garg2107@gmail.com>
6877 * graphite-interchange.c (gather_access_strides): Removed.
6878 (ppl_max_for_le): New.
6879 (build_linearized_memory_access): New.
6880 (memory_stride_in_loop): New.
6881 (pbb_interchange_profitable_p): Reimplemented.
6882 * graphite-ppl.h (ppl_new_id_map): New.
6883 (ppl_interchange): New.
6885 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
6887 * graphite-interchange.c (compute_subscript): Removed.
6888 (compute_array_size_cstr): Removed.
6889 (compute_array_size_poly): Removed.
6890 (compute_array_size): Removed.
6891 (gather_access_strides_poly): Removed.
6892 (gather_access_strides): Empty.
6894 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
6896 * graphite-dependences.c (dependence_polyhedron_1): Replace
6897 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
6898 (graphite_legal_transform_dr): Same.
6899 (graphite_carried_dependence_level_k): Same.
6900 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
6901 Initialize PDR_NB_SUBSCRIPTS.
6902 (print_pdr_access_layout): Replace pdr_nb_subscripts with
6904 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
6905 (PDR_NB_SUBSCRIPTS): New.
6906 (pdr_nb_subscripts): Removed.
6907 (pdr_dim): Simplified.
6908 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
6909 with PDR_NB_SUBSCRIPTS.
6911 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
6913 * graphite-interchange.c (compute_array_size): Remove use of
6915 * graphite-poly.c (new_poly_dr): Remove argument data_container.
6916 Do not initialize PDR_DATA_CONTAINER.
6917 (print_pdr): Do not print PDR_DATA_CONTAINER.
6918 * graphite-poly.h (struct poly_dr): Remove data_container field.
6919 (PDR_DATA_CONTAINER): Removed.
6920 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
6922 (build_poly_dr): Same.
6924 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
6925 Sebastian Pop <sebastian.pop@amd.com>
6927 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
6928 copy of the dependence polyhedron. Free the temporary objects.
6929 (graphite_carried_dependence_level_k): Free unused objects before
6932 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
6934 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
6935 Early return without analyzing the data dependences if no
6936 transform has been done. Call restore_scattering if the transform
6938 (graphite-interchange.c): Same.
6939 * graphite-poly.c (print_scattering_function): Test for
6941 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
6942 (apply_poly_transforms): Do not gcc_assert that
6943 the transform is legal.
6944 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
6945 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
6946 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
6947 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
6948 * graphite-poly.h (struct poly_scattering): New.
6949 (struct poly_bb): Add original, transformed, and saved fields.
6950 Remove transformed_scattering, original_scattering,
6951 nb_local_variables and nb_scattering_transform fields.
6952 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
6953 (poly_scattering_new): New.
6954 (poly_scattering_free): New.
6955 (poly_scattering_copy): New.
6956 (store_scattering_pbb): New.
6957 (store_scattering): New.
6958 (restore_scattering_pbb): New.
6959 (restore_scattering): New.
6960 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
6961 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
6963 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
6965 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
6968 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
6970 * Makefile.in (graphite.o): Depends on PREDICT_H.
6971 * graphite.c: Include predict.h.
6972 (graphite_finalize): Call tree_estimate_probability.
6973 * predict.c (predict_loops): Do not call scev_initialize and
6975 (tree_estimate_probability_bb): New.
6976 (tree_estimate_probability): Do not initialize loops: move that
6977 code to the driver. Call tree_estimate_probability_bb.
6978 (tree_estimate_probability_driver): New.
6979 (pass_profile): Use tree_estimate_probability_driver.
6980 * predict.h (tree_estimate_probability): Declared.
6982 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
6984 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
6985 * graphite-dependences.c (graphite_legal_transform): Add time to
6986 TV_GRAPHITE_DATA_DEPS.
6987 (dependency_between_pbbs_p): Same.
6988 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
6990 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
6992 PR rtl-optimization/41033
6993 * alias.c (nonoverlapping_component_refs_p): Punt when strict
6994 aliasing is disabled.
6996 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
6998 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
6999 si_mask_operand, and_load_operand, low_bitmask_operand,
7000 and_reg_operand, and_operand): New predicates.
7001 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
7002 * config/mips/mips.c (and_operands_ok): New function.
7003 * config/mips/mips-protos.h (and_operands_ok): Declare it.
7004 * config/mips/mips.md (move_type): Add ext_ins and logical.
7005 (type): Handle them.
7006 (and<mode>3): Use and_reg_operand as the second operand's predicate.
7007 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
7008 shift_shift. Remove commutative constraint modifier.
7009 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
7011 (*clear_upper32_dext): Remove define_insn_and_split.
7012 (*clear_upper32): Turn this define_insn_and_split ...
7013 (splitter for ANDing register with 0xffff_ffff): .. into this.
7015 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
7017 * combine.c (try_widen_shift_mode): Factor out code to check if an
7018 integer constant is a low-order bitmask from here ...
7019 * rtlanal.c (low_bitmask_len): ... to here.
7020 * rtl.h (low_bitmask_len): Declare.
7022 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
7025 * config/alpha/alpha.md (addsi3): Remove expander.
7026 (addsi3): Rename from *addsi3_internal insn pattern.
7027 (subsi3): Remove expander.
7028 (subsi3): Rename from *subsi3_internal insn pattern.
7030 2009-08-11 Douglas B Rupp <rupp@gnat.com>
7032 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
7035 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
7036 Eric Botcazou <botcazou@adacore.com>
7037 Douglas B Rupp <rupp@gnat.com>
7039 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
7040 that records that fit in 64 bits are returned by immediate value,
7041 as required by OpenVMS Calling Standard.
7042 (function_value): Adjust for above modification.
7043 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
7044 virtual_incoming_args_rtx as base object, not next_arg.
7045 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
7047 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7049 * reload.c (find_reloads_subreg_address): Check the original
7050 req_equiv_mem address to detect the case where an address is
7051 not valid in the outer mode.
7053 2009-08-11 Richard Guenther <rguenther@suse.de>
7056 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
7058 2009-08-10 Douglas B Rupp <rupp@gnat.com>
7060 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
7061 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
7063 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
7064 Douglas B Rupp <rupp@gnat.com>
7066 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
7067 PT_STACK when frame_pointer_needed on OpenVMS.
7068 (alpha_pv_save_size, alpha_using_fp): Remove.
7069 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
7070 with proper processing for PT_NULL.
7071 (alpha_vms_initial_elimination_offset): New function. Support for
7072 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
7073 (alpha_sa_size): Force procedure type to PT_STACK when
7074 frame_pointer_needed on OpenVMS.
7075 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
7076 (alpha_using_fp): Likewise.
7077 (alpha_vms_can_eliminate): Add prototype.
7078 (alpha_vms_initial_elimination_offset): Likewise.
7079 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
7080 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
7082 2009-08-10 Eric Botcazou <botcazou@adacore.com>
7083 Douglas B Rupp <rupp@gnat.com>
7085 * config/alpha/alpha.c (common_object_handler): New function.
7086 (vms_attribute_table): Declare a single attribute "common_object".
7087 (vms_output_aligned_decl_common): New global function.
7088 (SECTION_VMS_OVERLAY): Delete.
7089 (SECTION_VMS_GLOBAL): Likewise.
7090 (SECTION_VMS_INITIALIZE): Likewise.
7091 (vms_asm_named_section): Remove support for above flags.
7092 (vms_section_type_flags): Delete.
7093 (TARGET_SECTION_TYPE_FLAGS): Likewise.
7094 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
7095 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
7096 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
7098 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
7101 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
7102 (sub_ddmmss): Likewise.
7104 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
7107 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
7110 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7113 * reload1.c (reload_as_needed): Use cancel_changes to completely
7114 undo a failed replacement attempt.
7116 2009-08-10 Richard Guenther <rguenther@suse.de>
7119 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
7120 (useless_type_conversion_p): ... here. Require pointer targets
7123 2009-08-10 Dodji Seketeli <dodji@redhat.com>
7126 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
7127 loose the original type of the statement list.
7129 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7131 * config/alpha/alpha.c: Include libfuncs.h
7132 (avms_asm_output_extern): New function.
7133 (alpha_init_libfuncs): Init some decc libfuncs.
7134 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
7135 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
7136 (DO_CRTL_NAMES): Define.
7138 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
7139 (LONG_TYPE_SIZE): Define.
7140 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
7141 (SUBTARGET_SWITCHES): Define malloc64 switch.
7142 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
7143 (MASK_RETURN_ADDR): Define.
7144 doc/invoke.texi (mmalloc64): Document switch.
7146 2009-08-09 Olivier Hainque <hainque@adacore.com>
7147 Douglas B Rupp <rupp@gnat.com>
7149 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
7150 uses_condition_handler.
7151 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
7152 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
7153 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
7154 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
7155 (code_for_builtin): New insn codes for the new alpha_builtins.
7156 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
7157 (alpha_sa_size): Account for uses_condition_handler.
7158 (alpha_expand_prologue): Likewise.
7159 (alpha_start_function): Likewise.
7160 (alpha_expand_epilogue): Likewise.
7161 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
7162 establish/revert expanders.
7163 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
7164 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
7165 New expander, resorting to the alpha.c associated function.
7166 (builtin_revert_vms_condition_handler): Likewise.
7167 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
7168 __gcc_shell_handler, the static VMS condition handler used as
7169 an indirection wrapper to the current dynamically established
7171 * config/alpha/vms-unwind.h: Complete rewrite.
7172 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
7173 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
7175 2009-08-09 Eric Botcazou <botcazou@adacore.com>
7176 Douglas B Rupp <rupp@gnat.com>
7178 * config/alpha/alpha.c (alpha_links): Add 'target' field.
7179 (alpha_need_linkage): Handle aliases. Return function symbol.
7180 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
7181 Use ultimate alias target for the linkage name.
7182 * config/alpha/alpha.md (movmemdi): Use the symbol returned
7183 by alpha_need_linkage for the function symbol.
7184 (setmemdi): Likewise.
7186 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7188 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
7189 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
7190 (ASM_WEAKEN_LABEL): Define.
7191 (CRT_CALL_STATIC_FUNCTION): Define.
7192 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
7193 (ENDFILE_SPEC): Define.
7194 (INIT_SECTION_ASM_OP): Define.
7195 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
7196 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
7198 (MULTILIB_OSDIRNAMES): Define.
7199 (shlib_version): Define.
7200 (SHLIB_EXT): Define.
7201 (SHLIB_OBJS): Define.
7202 (SHLIB_NAME): Define.
7203 (SHLIB_MULTILIB): Define.
7204 (SHLIB_INSTALL): Define.
7205 (SHLIB_SYMVEC): Define.
7206 (SHLIB_SYMVECX2): Define.
7207 (SHLIB_LINK): Define.
7209 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7211 * config/alpha/alpha.c (alpha_initialize_trampoline):
7212 Initialize VMS trampoline IAW ABI for bounded procedure calls.
7213 (alpha_start_function): Emit transfer address on nested functions
7214 for VMS trampoline call.
7215 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
7216 since no longer used.
7217 * config/alpha/vms-tramp.asm: Remove.
7218 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
7219 since now only data initialized at runtime.
7221 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7223 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
7224 (LINK_GCC_C_SEQUENCE_SPEC): Define.
7225 (MD_EXEC_PREFIX): Remove, no longer used.
7226 (MD_STARTFILE_PREFIX): Likewise.
7227 (INCLUDE_DEFAULTS): Likewise.
7228 * config/alpha/t-vms:
7229 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
7231 2009-08-09 Richard Guenther <rguenther@suse.de>
7233 PR tree-optimization/41016
7234 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
7235 (operand_precision): Remove.
7236 (integral_operand_p): Likewise.
7237 (recognize_single_bit_test): Adjust.
7239 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7241 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
7242 operation overflows. Likewise non-cast unary arithmetic.
7243 If one arm of a conditional expression is always taken,
7244 inhibit evaluation warnings for the other arm. Likewise inhibit
7245 evaluation warnings for the second && or || operand if the first
7246 operand is enough to determine the result.
7247 * c-typeck.c (build_conditional_expr): Apply the same inhibition
7249 (build_binary_op): Prevent duplicate evaluation warnings.
7251 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7253 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
7254 and destination have different modes, Use promote_mode to
7255 determine the signedness of the conversion. Assert that the
7256 promoted source mode matches the destination mode. Don't pass
7257 the destination and destination mode to expand_expr if the source
7258 mode is different. Simplify conversion logic.
7260 2009-08-09 Ira Rosen <irar@il.ibm.com>
7262 PR tree-optimization/41008
7263 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
7264 from condition only in case it's a comparison. Adjust checks.
7266 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
7268 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
7269 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
7270 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
7271 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
7272 (dump_cand): Handle them.
7273 (struct iv_cand): New members COST_STEP and AINC_USE.
7274 (stmt_after_increment): Likewise.
7275 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
7276 callers changed. Use gimple_uid comparison instead of scanning.
7277 (add_candidate_1): When looking for identical candidates, take
7278 AINC_USE into account. Set it for new candidates.
7279 (force_expr_to_var_cost): Cast target_spill_cost to int.
7280 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
7281 All callers changed. Check for availability of autoinc addressing
7282 modes, both in general for a given mode, and in the specific use case.
7283 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
7285 (get_computation_cost): Likewise.
7286 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
7287 add_autoinc_candidates): New static functions.
7288 (add_candidate): Call add_autoinc_candidates for candidates based on
7290 (find_iv_candidates): Call set_autoinc_for_original_candidates.
7291 (determine_use_iv_cost_address): If we have an autoinc candidate at
7292 the matching use, verify autoinc is possible and subtract the cost
7293 of the candidate's step from the cost.
7294 (determine_iv_cost): Record the cost of the increment in the COST_STEP
7295 member of the candidate.
7296 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
7297 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
7299 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7301 * config.build (ia64-hp-*vms*): New target.
7302 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
7304 * config.gcc (ia64-hp-*vms*): New target.
7305 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
7307 * config.host (ia64-hp-*vms*): New target.
7308 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
7311 2009-08-08 Richard Guenther <rguenther@suse.de>
7313 PR tree-optimization/40991
7314 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
7316 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
7318 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
7319 mode check. Do truncations in an integer mode.
7320 (force_to_mode): Handle subregs for all mode types. Only do
7321 arithmetic simplifications on integer modes.
7323 2009-08-07 Richard Guenther <rguenther@suse.de>
7325 PR tree-optimization/40999
7326 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
7327 (maybe_fold_reference): Lookup constant initializers.
7328 (fold_gimple_assign): Likewise.
7330 2009-08-07 Richard Guenther <rguenther@suse.de>
7332 * tree-ssa.c (useless_type_conversion_p_1): Only for types
7333 that require structural equality defer to the langhook.
7335 2009-08-07 Martin Jambor <mjambor@suse.cz>
7337 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
7339 (struct ipa_pass_through_data): New type.
7340 (struct ipa_ancestor_jf_data): New type.
7341 (union jump_func_value): Removed field formal_id, added fields
7342 pass_through and ancestor.
7343 (struct ipa_param_call_note): Changed type of formal_id to int from
7345 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
7346 operations jump functions and ancestor jump functions.
7347 (compute_complex_pass_through): New function.
7348 (compute_scalar_jump_functions): Call compute_complex_pass_through,
7349 reflect changes in the jump function strucutre.
7350 (update_jump_functions_after_inlining): Ignore complex pass-through
7351 and ancestor jump functions.
7352 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
7353 polynomial pass-through with operation jump functions.
7355 2009-08-07 Jakub Jelinek <jakub@redhat.com>
7357 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
7358 fde->dw_fde_begin as begin label instead of hot/cold label.
7359 Use LLSDAC label instead of LLSDA for second section lsda.
7360 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
7361 label instead of LLSDA if it is true.
7362 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
7364 * except.c (add_call_site, dw2_size_of_call_site_table): Add
7365 SECTION argument. Use it as index into crtl->eh.call_site_record
7367 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
7368 use it to determine how to print table entries instead of using
7369 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
7370 label instead of normal begin label as base.
7371 (sjlj_assign_call_site_values): Adjust add_call_site caller.
7372 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
7373 ensure no EH range spans between sections and that landing pads
7374 are always in the corresponding section.
7375 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
7376 for crtl->eh.call_site_record being an array rather than scalar.
7377 (output_one_function_exception_table): New function, copied
7378 from output_function_exception_table. Adjust
7379 dw2_size_of_call_site_table, dw2_output_call_site_table
7380 callers. For SECOND section use *C suffixed labels.
7381 (output_function_exception_table): Call
7382 output_one_function_exception_table and, when doing hot/cold
7383 partitioning, also another time for the second section.
7384 * opts.c: Include except.h.
7385 (decode_options): Allow -freorder-blocks-and-partition with
7386 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
7387 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
7388 * function.h (struct rtl_eh): Change call_site_record from
7389 scalar into array of 2 elements.
7391 2009-08-07 Martin Jambor <mjambor@suse.cz>
7393 * ipa-prop.c (count_formal_params_1): New function.
7394 (ipa_get_vector_of_formal_parms): New function.
7395 (get_vector_of_formal_parm_types): New function.
7396 (ipa_modify_formal_parameters): New function.
7397 (ipa_modify_call_arguments): New function.
7398 (index_in_adjustments_multiple_times_p): New function.
7399 (ipa_combine_adjustments): New function.
7400 (ipa_dump_param_adjustments): New function.
7401 * ipa-prop.h (struct ipa_parm_adjustment): New type.
7402 (ipa_get_vector_of_formal_parms): Declare.
7403 (ipa_modify_formal_parameters): Declare.
7404 (ipa_modify_call_arguments): Declare.
7405 (ipa_combine_adjustments): Declare.
7406 (ipa_dump_param_adjustments): Declare.
7407 (build_ref_for_offset): Declare.
7408 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
7409 * tree-sra.c: Include ipa-prop.c.
7410 (build_ref_for_offset): Make public.
7412 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
7414 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
7416 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
7418 * gcc/doc/extend.texi (__builtin_extract_return_address)
7419 (__builtin_frob_return_address): Document.
7421 2009-08-06 Paul Brook <paul@codesourcery.com>
7423 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
7424 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
7425 implementation on ARMv6-M.
7427 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
7429 * doc/extend.texi (pcs): Document new attribute for ARM.
7431 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
7433 * arm.c (pcs_attribute_args): Comment out unsupported attribute
7436 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
7438 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
7441 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
7443 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
7445 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
7447 Merge ARM/hard_vfp_branch to trunk.
7449 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
7451 * arm.c (libcall_eq): New function.
7452 (libcall_hash): New function.
7453 (add_libcall): New function.
7454 (arm_libcall_uses_aapcs_base): New function.
7455 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
7456 libcalls using the base PCS.
7457 (arm_init_cumulative_args): Likewise.
7459 2009-07-20 Joseph Myers <joseph@codesourcery.com>
7461 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
7462 Use base ABI for conversion libfuncs between HFmode and SFmode.
7464 2009-05-12 Joseph Myers <joseph@codesourcery.com>
7466 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
7467 V4SImode as representatives of all 64-bit and 128-bit vector
7468 types. Allow vector types without vector modes.
7469 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
7470 without vector modes like BLKmode.
7471 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
7472 BLKmode. Avoid unsupported vector modes or TImode moves for
7474 (aapcs_vfp_allocate_return_reg): Likewise.
7475 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
7476 V8QImode if TARGET_NEON || TARGET_IWMMXT.
7478 2009-05-12 Joseph Myers <joseph@codesourcery.com>
7480 * config/arm/arm.c (arm_handle_pcs_attribute): New.
7481 (arm_get_pcs_model): Pass attribute arguments to
7482 arm_pcs_from_attribute.
7483 (arm_init_cumulative_args): Use base AAPCS for conversions from
7484 floating-point types to DImode.
7485 (arm_attribute_table): Add pcs attribute.
7486 (arm_handle_pcs_attribute): New.
7487 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
7488 conversions from floating-point types to DImode, also declare them
7489 to use base AAPCS and declare functions they call to use base
7490 AAPCS and their RTABI names.
7492 2009-05-12 Joseph Myers <joseph@codesourcery.com>
7494 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
7495 -mfloat-abi=hard not being supported for VFP.
7497 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
7499 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
7500 SYMBOL_REF to hard_libcall_value.
7502 2009-03-05 Joseph Myers <joseph@codesourcery.com>
7503 Richard Earnshaw <rearnsha@arm.com>
7505 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
7506 has been put on the stack, all remaining co-processory arguments for
7507 that co-processor also go on the stack.
7509 2009-03-05 Joseph Myers <joseph@codesourcery.com>
7511 * config/arm/arm.c (arm_return_in_memory): Handle returning
7512 vectors of suitable size in registers also for AAPCS case.
7514 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
7516 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
7518 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
7520 ARM Hard-VFP calling convention
7521 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
7522 * target.h (gcc_target): Add libcall_value to table of call hooks.
7523 * targhooks.h (default_libcall_value): Default implementation.
7524 * targhooks.c (default_libcall_value): Likewise.
7525 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
7526 * optabs.c (expand_unop): Use it.
7527 * expr.h (hard_libcall_value): Pass the function RTX through.
7528 * calls.c (emit_library_call_value_1): Update call to
7530 * explow.c (hard_libcall_value): Use new target hook.
7531 * testsuite/lib/target-supports.exp
7532 (check_effective_target_arm_hard_vfp_ok): New hook.
7533 (check_effective_target_arm_neon_ok): Improve test for neon
7535 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
7536 * config/arm/arm.c: Include cgraph.h
7537 (TARGET_FUNCTION_VALUE): Override default hook.
7538 (arm_pcs_default): New variable.
7539 (arm_override_options): Don't fault hard calling convention with VFP.
7540 Add support for AAPCS variants.
7541 (arm_function_value): Make static. Handle AAPCS variants.
7542 (arm_libcall_value): New function.
7543 (arm_apply_result_size): Handle VFP registers in results.
7544 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
7546 (pcs_attribute_args): New variable.
7547 (arm_pcs_from_attribute): New function.
7548 (arm_get_pcs_model): New function.
7549 (aapcs_vfp_cum_init): New function.
7550 (aapcs_vfp_sub_candidate): New function.
7551 (aapcs_vfp_is_return_candidate): New function.
7552 (aapcs_vfp_is_call_candidate): New function.
7553 (aapcs_vfp_allocate): New function.
7554 (aapcs_vfp_allocate_return_reg): New function.
7555 (aapcs_vfp_advance): New function.
7556 (aapcs_cp_arg_layout): New variable.
7557 (aapcs_select_call_coproc): New function.
7558 (aapcs_select_return_coproc): New function.
7559 (aapcs_allocate_return_reg): New function.
7560 (aapcs_libcall_value): New function.
7561 (aapcs_layout_arg): New function.
7562 (arm_init_cumulative_args): Initialize AAPCS args data.
7563 (arm_function_arg): Handle AAPCS variants using new interface.
7564 (arm_arg_parital_bytes): Likewise.
7565 (arm_function_arg_advance): New function.
7566 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
7567 calling conventions.
7568 (arm_setup_incoming_varargs): Handle new AAPCS args data.
7569 * arm.h (NUM_VFP_ARG_REGS): Define.
7570 (LIBCALL_VALUE): Update.
7571 (FUNCTION_VALUE): Delete.
7572 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
7573 (arm_pcs): New enum.
7574 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
7575 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
7576 (FUNCTION_ARG_REGNO_P): Add VFP regs.
7577 * arm-protos.h (arm_function_arg_advance): Add.
7578 (aapcs_libcall_value): Add.
7579 (arm_function_value): Delete.
7581 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
7582 H.J. Lu <hongjiu.lu@intel.com>
7585 * config/i386/i386.c (standard_sse_mode_p): Remove.
7586 (standard_sse_constant_p): Return 2 for integer mode
7587 vector_all_ones_operand when SSE2 is enabled.
7588 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
7589 (ix86_expand_vector_move): Do not check for negative values from
7590 standard_sse_constant_p.
7592 2009-08-06 Richard Guenther <rguenther@suse.de>
7594 * tree-ssa.c (useless_type_conversion_p_1): Make function and
7595 array type comparisons frontend independent.
7596 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
7597 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
7598 out array reference lower bound and element size operands.
7599 (ao_ref_init_from_vn_reference): Properly compute the offset
7600 for ARRAY_RANGE_REF.
7601 (vn_reference_fold_indirect): Fill out array reference lower
7602 bound and element size operands.
7603 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
7604 a non gimple valued reference operand which can happen for
7605 array reference lower bound or element size.
7606 (create_component_ref_by_pieces_1): Properly generate the
7607 element size operand for array references.
7609 2009-08-06 Richard Guenther <rguenther@suse.de>
7611 PR tree-optimization/40964
7612 * tree.c (iterative_hash_host_wide_int): Export.
7613 * tree.h (iterative_hash_host_wide_int): Declare.
7614 * tree-ssa-structalias.c (heapvar_map): New struct.
7615 (heapvar_map_eq): New function.
7616 (heapvar_map_hash): Likewise.
7617 (heapvar_lookup): Adjust.
7618 (heapvar_insert): Likewise.
7619 (make_constraint_from_heapvar): Allow multiple heap variables
7620 per decl at different offsets.
7621 (init_alias_heapvars): Adjust.
7623 2009-08-04 David Daney <ddaney@caviumnetworks.com>
7625 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
7626 * mips_output_sync_loop (mips_output_sync_loop): Only emit
7627 trailing sync if TARGET_SYNC_AFTER_SC.
7629 2009-08-05 David Daney <ddaney@caviumnetworks.com>
7631 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
7632 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
7633 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
7634 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
7635 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
7636 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
7637 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
7638 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
7639 test_and_set_12): Rewrite calls to mips_output_sync_loop.
7640 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
7641 the prototype declaration match the definition.
7642 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
7643 instructions explicitly. Add barrier_before and operands
7645 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
7646 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
7647 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
7648 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
7649 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
7650 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
7652 2009-08-05 Andrew Pinski <pinskia@gmail.com>
7654 * tree-ssa-alias.c: Fix intervals to use [) syntax.
7656 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
7657 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
7660 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
7663 2009-08-05 Jakub Jelinek <jakub@redhat.com>
7665 PR rtl-optimization/40924
7666 * dse.c (canon_address): Before calling cselib_expand_value_rtx
7667 make sure canon_rtx (mem_address) isn't simpler than
7668 canon_rtx (expanded_mem_address).
7670 2009-08-05 Li Feng <nemokingdom@gmail.com>
7672 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
7674 (build_scop_drs): Build alias set for each SCoP.
7676 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
7678 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
7679 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
7680 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
7681 (MIPS_ARCH_FLOAT_SPEC): Likewise.
7682 (BASE_DRIVER_SELF_SPECS): Likewise.
7684 2009-08-04 Andrew Pinski <pinskia@gmail.com>
7686 * tree-ssa-alias.c: Fix some comment typos.
7688 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
7690 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
7691 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
7693 2009-08-03 Janis Johnson <janis187@us.ibm.com>
7696 * simplify-rtx.c (simplify_binary_operation_1): Disable
7697 simplifications for decimal float operations.
7699 2009-08-03 Jakub Jelinek <jakub@redhat.com>
7702 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
7703 operand of INDIRECT_REF.
7705 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
7707 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
7708 constants referencing TLS symbols.
7710 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
7712 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
7713 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
7715 2009-08-03 Richard Guenther <rguenther@suse.de>
7717 * tree.c (make_vector_type): Build a main variant first,
7718 get the canonical one and then build the variant.
7719 * tree-ssa.c (useless_type_conversion_p_1): Handle
7721 (useless_type_conversion_p): Conversions to pointers to
7722 incomplete record types are useless.
7724 2009-08-03 Richard Guenther <rguenther@suse.de>
7726 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
7727 file will be created.
7728 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
7729 * toplev.c (compile_file): Adjust comment.
7731 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
7733 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
7734 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
7735 (TARGET_PROMOTE_FUNCTION_MODE): Define.
7736 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
7737 (sh_promote_function_mode): Fix typo.
7739 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
7741 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
7743 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7745 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
7746 declaration arguments.
7748 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
7750 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
7751 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
7752 (ix86_split_ashl): Ditto.
7753 (ix86_expand_vector_init_one_nonzero): Ditto.
7754 (ix86_expand_vector_set): Ditto.
7755 (ix86_expand_reduc_v4sf): Ditto.
7757 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
7759 * explow.c (promote_function_mode): Remove assert.
7760 * config/sh/sh.c (sh_promote_function_mode): Declare.
7762 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7764 * config/pa/pa.c (pa_promote_function_mode): Declare.
7765 Change to static. Fix promote_mode call.
7767 * gthr-dce.h (CONST_CAST2): Define if not defined.
7768 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
7770 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
7772 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
7774 * expr.c (store_constructor): Use promote_decl_mode. Remove
7775 now write-only variable unsignedp.
7776 (expand_expr_real_1): Use promote_decl_mode.
7777 * expr.h (promote_function_mode, promote_decl_mode): New.
7778 (promote_mode): Remove last argument.
7779 * function.c (assign_temp): Drop last argument of promote_mode.
7780 (assign_parm_find_data_types): Use promote_function_mode.
7781 (assign_parm_setup_reg): Likewise.
7782 (expand_function_end): Use promote_function_mode.
7783 * calls.c (initialize_argument_information): Use promote_function_mode.
7784 (precompute_arguments): Use promote_mode instead of checking if
7785 only PROMOTE_FUNCTION_MODE is defined.
7786 (expand_call): When making sibcall decisions, use promote_function_mode.
7787 Below, remove an if for targetm.calls.promote_function_return and
7788 and use promote_function_mode.
7789 (emit_library_call_value_1): Use promote_function_mode, fix bug
7790 where promote_mode was passed FOR_CALL == 0 for a return value in an
7792 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
7793 * explow.c (promote_function_mode, promote_decl_mode): New.
7794 (promote_mode): Keep only the FOR_CALL == 0 case.
7795 * combine.c (setup_incoming_promotion): Remove test of
7796 promote_function_args. Use promote_function_mode.
7797 * stmt.c (expand_value_return): Use promote_decl_mode.
7798 (expand_decl): Use promote_decl_mode.
7800 * expr.c (store_constructor): Use promote_decl_mode. Remove
7801 now write-only variable unsignedp.
7802 (expand_expr_real_1): Use promote_decl_mode.
7803 * expr.h (promote_function_mode, promote_decl_mode): New.
7804 (promote_mode): Remove last argument.
7805 * function.c (assign_temp): Drop last argument of promote_mode.
7806 (assign_parm_find_data_types): Use promote_function_mode.
7807 (assign_parm_setup_reg): Likewise.
7808 (expand_function_end): Use promote_function_mode.
7809 * calls.c (initialize_argument_information): Use promote_function_mode.
7810 (precompute_arguments): Use promote_mode instead of checking if
7811 only PROMOTE_FUNCTION_MODE is defined.
7812 (expand_call): When making sibcall decisions, use promote_function_mode.
7813 Below, remove an if for targetm.calls.promote_function_return and
7814 and use promote_function_mode.
7815 (emit_library_call_value_1): Use promote_function_mode, fix bug
7816 where promote_mode was passed FOR_CALL == 0 for a return value in an
7818 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
7819 * explow.c (promote_function_mode, promote_decl_mode): New.
7820 (promote_mode): Keep only the FOR_CALL == 0 case.
7821 * combine.c (setup_incoming_promotion): Remove test of
7822 promote_function_args. Use promote_function_mode.
7823 * stmt.c (expand_value_return): Use promote_decl_mode.
7824 (expand_decl): Use promote_decl_mode.
7826 * explow.c (promote_function_mode): Just call the target hook.
7827 * targhooks.c (default_promote_function_mode,
7828 default_promote_function_mode_always_promote): New.
7829 * targhooks.h (default_promote_function_mode,
7830 default_promote_function_mode_always_promote): Declare.
7831 * target.h (promote_function_args, promote_function_return): Remove.
7832 (promote_function_mode): New.
7833 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
7834 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
7835 (TARGET_PROMOTE_FUNCTION_MODE): New.
7836 (TARGET_CALLS): Adjust.
7837 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
7838 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
7840 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
7841 * config/s390/s390.c (s390_promote_function_mode): ... here,
7842 with pointer handling.
7843 (TARGET_PROMOTE_FUNCTION_MODE): Define.
7844 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
7846 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
7847 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
7848 with pointer handling.
7849 (TARGET_PROMOTE_FUNCTION_MODE): Define.
7850 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
7852 * config/sh/sh-protos.h (sh_promote_function_mode): New.
7853 * config/sh/sh.c (sh_promote_function_mode): New.
7854 (TARGET_PROMOTE_FUNCTION_MODE): Define.
7855 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
7857 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
7858 * config/cris/cris.c (cris_promote_function_mode): ... here.
7859 (TARGET_PROMOTE_FUNCTION_MODE): Define.
7860 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
7862 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
7863 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
7864 (TARGET_PROMOTE_FUNCTION_MODE): Define.
7865 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
7867 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
7868 * config/arm/arm.c (arm_promote_function_mode): ... here, without
7869 complex type handling.
7870 (TARGET_PROMOTE_FUNCTION_MODE): Define.
7871 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
7873 * config/pa/pa.c (pa_promote_function_mode): New.
7874 (TARGET_PROMOTE_FUNCTION_MODE): Define.
7875 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
7877 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
7878 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
7879 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
7880 * config/xtensa/xtensa.c: Likewise.
7881 * config/stormy16/stormy16.c: Likewise.
7882 * config/iq2000/iq2000.c: Likewise.
7883 * config/rs6000/rs6000.c: Likewise.
7884 * config/picochip/picochip.c: Likewise.
7885 * config/arc/arc.c: Likewise.
7886 * config/mcore/mcore.c: Likewise.
7887 * config/score/score.c: Likewise.
7888 * config/mips/mips.c: Likewise.
7889 * config/bfin/bfin.c: Likewise.
7890 * config/ia64/ia64.c: Likewise (disabled though).
7892 * config/frv/frv.h: Remove pointless remark.
7894 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
7895 TARGET_PROMOTE_FUNCTION_ARGS,
7896 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
7897 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
7899 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
7901 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
7902 -floop-parallelize-all.
7903 * toplev.c (process_options): Rename flag_graphite_force_parallel to
7904 flag_loop_parallelize_all.
7905 * tree-ssa-loop.c (gate_graphite_transforms): Same.
7906 * graphite.c (graphite_transform_loops): Same.
7908 * graphite-poly.c (apply_poly_transforms): Same.
7910 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
7912 PR tree-optimization/40914
7913 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
7914 if set, then check the delta field of the PMF record.
7915 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
7916 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
7917 call is stored in the delta.
7919 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
7921 * config/mips/mips.md (*clear_upper32_dext): New pattern.
7923 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
7925 * config/i386/bsd.h (ASM_BYTE): New define.
7926 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
7927 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
7928 .byte. Use fputs or putc instead of fprintf where appropriate.
7929 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
7930 fputs or putc instead of fprintf where appropriate.
7931 * config/i386/i386elf.h: Ditto.
7932 * config/i386/sysv4.h: Ditto.
7934 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
7935 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
7936 (*tls_global_dynamic_64): Ditto.
7938 2009-07-31 Christian Bruel <christian.bruel@st.com>
7940 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
7942 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7944 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
7945 Remove dead code for MINUS.
7947 2009-07-31 Anthony Green <green@moxielogic.com>
7949 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
7951 (moxie_expand_epilogue): Ditto for epilogue.
7952 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
7954 (moxie_function_arg): Ditto.
7955 (moxie_pass_by_reference): Ditto.
7956 (moxie_arg_partial_bytes): Ditto.
7957 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
7958 (FUNCTION_ARG_ADVANCE) Ditto.
7959 (REG_PARM_STACK_SPACE) Ditto.
7960 (FUNCTION_ARG_REGNO_P) Dito.
7962 * config.gcc: Add moxie linux config support.
7963 * gcc/config/moxie/uclinux.h: New file.
7965 2009-07-31 DJ Delorie <dj@redhat.com>
7967 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
7968 (UNSPECV_SP_SWITCH_E): New.
7969 (sp_switch_1): Change to an unspec.
7970 (sp_switch_2): Change to an unspec. Don't use post-inc when we
7972 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
7973 reference the new stack's address
7975 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
7977 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
7978 graphite-clast-to-gimple.o, graphite-dependences.o,
7979 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
7980 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
7981 (graphite-blocking.o,
7982 graphite-clast-to-gimple.o, graphite-dependences.o,
7983 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
7984 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
7985 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
7986 * cfgloop.h (struct loop): Add can_be_parallel field.
7987 * common.opt (fgraphite-identity): Moved up.
7988 (fgraphite-force-parallel): New flag.
7989 * graphite.c: Rewrite.
7990 * graphite.h: Rewrite.
7991 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
7993 * toplev.c (graphite_out_file): New file descriptor.
7994 (graphite_in_file): New.
7995 (process_options): flag_graphite_force_parallel cannot be used without
7997 * tree-ssa-loop.c: Include toplev.h.
7998 (gate_graphite_transforms): Enable flag_graphite for
7999 flag_graphite_force_parallel.
8001 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8003 * ChangeLog.graphite: New.
8004 * graphite-blocking.c: New.
8005 * graphite-clast-to-gimple.c: New.
8006 * graphite-clast-to-gimple.h: New.
8007 * graphite-dependences.c: New.
8008 * graphite-dependences.h: New.
8009 * graphite-interchange.c: New.
8010 * graphite-poly.c: New.
8011 * graphite-poly.h: New.
8012 * graphite-ppl.c: New.
8013 * graphite-ppl.h: New.
8014 * graphite-scop-detection.c: New.
8015 * graphite-scop-detection.h: New.
8016 * graphite-sese-to-poly.c: New.
8017 * graphite-sese-to-poly.h: New.
8021 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8023 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
8024 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
8026 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8028 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
8029 (scev_is_linear_expression): Return false if the evolution is not
8030 affine multivariate.
8032 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8034 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
8035 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
8037 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8039 * tree-data-ref.c (debug_data_references): New.
8040 (debug_data_reference): New.
8041 * tree-data-ref.h (debug_data_references): Declared.
8042 (debug_data_reference): Declared.
8044 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8046 * tree-data-ref.c (stmt_simple_memref_p: Removed.
8047 * tree-data-ref.h (scop_p): Removed.
8048 (struct data_reference): Remove field scop.
8050 (stmt_simple_memref_p): Removed.
8052 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8054 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
8055 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
8058 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8060 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
8062 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8064 * doc/invoke.texi (-fgraphite-identity): Documented.
8066 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8068 * tree-scalar-evolution.c: Fix comment.
8069 (instantiate_scev_1): Return unknow from scev instantiation if the
8070 result is not above instantiate_below.
8072 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8074 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
8075 static anymore. Instantiate the symbols that may have been introduced
8077 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
8080 2009-07-30 DJ Delorie <dj@redhat.com>
8082 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
8083 .vliw directive to VLIW sections.
8085 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8087 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
8089 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
8090 (AUTOHEADER): New variable.
8091 ($(srcdir)/cstamp-h.in): Use it.
8093 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
8094 Pat Haugen <pthaugen@us.ibm.com>
8095 Revital Eres <ERES@il.ibm.com>
8097 * config/rs6000/vector.md (VEC_F): Add VSX support.
8101 (vector_load_<mode>): Ditto.
8102 (vector_store_<mode>): Ditto.
8103 (vector GPR move split): Ditto.
8104 (vec_reload_and_plus_<mptrsize>): Ditto.
8105 (vec_reload_and_reg_<mptrsize>): Ditto.
8106 (add<mode>3): Ditto.
8107 (sub<mode>3): Ditto.
8108 (mul<mode>3): Ditto.
8109 (neg<mode>2): Ditto.
8110 (abs<mode>2): Ditto.
8111 (smin<mode>3): Ditto.
8112 (smax<mode>3): Ditto.
8113 (vector_eq<mode>): Ditto.
8114 (vector_gt<mode>): Ditto.
8115 (vector_ge<mode>): Ditto.
8116 (vector_gtu<mode>): Ditto.
8117 (vector_select_<mode>_uns): Ditto.
8118 (vector_eq_<mode>_p): Ditto.
8119 (vector_gt_<mode>_p): Ditto.
8120 (vector_ge_<mode>_p): Ditto.
8121 (vector_gtu_<mode>_p): Ditto.
8122 (cr6_test_for_zero): Ditto.
8123 (cr6_test_for_zero_reverse): Ditto.
8124 (cr6_test_for_lt): Ditto.
8125 (cr6_test_for_lt_reverse): Ditto.
8126 (xor<mode>3): Ditto.
8127 (ior<mode>3): Ditto.
8128 (and<mode>3): Ditto.
8129 (one_cmpl<mode>2): Ditto.
8130 (nor<mode>2): Ditto.
8131 (andc<mode>2): Ditto.
8132 (float<VEC_int<mode>2): Ditto.
8133 (unsigned_float<VEC_int><mode>2): Ditto.
8134 (fix_trunc<mode><VEC_int>2): Ditto.
8135 (fixuns_trunc<mode><VEC_int>2): Ditto.
8137 (vec_set<mode>): Ditto.
8138 (vec_extract<mode>): Ditto.
8139 (vec_interleave_highv4sf): Ditto.
8140 (vec_interleave_lowv4sf): Ditto.
8141 (vec_realign_load_<mode>): Ditto.
8142 (vec_shl_<mode>): Ditto.
8143 (vec_shr_<mode>): Ditto.
8144 (div<mode>3): New patterns for VSX.
8145 (vec_interleave_highv2df): Ditto.
8146 (vec_interleave_lowv2df): Ditto.
8147 (vec_pack_trunc_v2df): Ditto.
8148 (vec_pack_sfix_trunc_v2df): Ditto.
8149 (vec_pack_ufix_trunc_v2df): Ditto.
8150 (vec_unpacks_hi_v4sf): Ditto.
8151 (vec_unpacks_lo_v4sf): Ditto.
8152 (vec_unpacks_float_hi_v4si): Ditto.
8153 (vec_unpacks_float_lo_v4si): Ditto.
8154 (vec_unpacku_float_hi_v4si): Ditto.
8155 (vec_unpacku_float_lo_v4si): Ditto.
8156 (movmisalign<mode>): Ditto.
8157 (vector_ceil<mode>2): New patterns for vectorizing math library.
8158 (vector_floor<mode>2): Ditto.
8159 (vector_btrunc<mode>2): Ditto.
8160 (vector_copysign<mode>3): Ditto.
8162 * config/rs6000/predicates.md (easy_vector_constant_msb): New
8163 predicate for setting the high bit in each word, used for copysign.
8165 * config/rs6000/ppc-asm.h (f19): Whitespace.
8166 (f32-f63): Define if VSX.
8167 (v0-v31): Define if Altivec.
8168 (vs0-vs63): Define if VSX.
8170 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
8172 * config/rs6000/power7.md: New file, provide tuning parameters for
8175 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
8176 (rs6000_cpu_cpp_builtins): Ditto.
8177 (altivec_overloaded_builtins): Ditto.
8178 (altivec_resolve_overloaded_builtin): Ditto.
8180 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
8181 debug switch to disable vectorizing simple math builtin
8184 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
8185 Vectorize simple math builtin functions.
8186 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
8187 hook to vectorize math builtins.
8188 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
8189 (rs6000_builtin_conversion): Add VSX/power7 support.
8190 (rs6000_builtin_vec_perm): Ditto.
8191 (vsplits_constant): Add support for loading up a vector constant
8192 with just the high bit set in each part.
8193 (rs6000_expand_vector_init): Add VSX/power7 support.
8194 (rs6000_expand_vector_set): Ditto.
8195 (rs6000_expand_vector_extract): Ditto.
8196 (rs6000_emit_move): Ditto.
8197 (bdesc_3arg): Ditto.
8198 (bdesc_2arg): Ditto.
8199 (bdesc_1arg): Ditto.
8200 (rs6000_expand_ternop_builtin): Ditto.
8201 (altivec_expand_builtin): Ditto.
8202 (rs6000_expand_unop_builtin): Ditto.
8203 (rs6000_init_builtins): Ditto.
8204 (altivec_init_builtins): Ditto.
8205 (builtin_function_type): Ditto.
8206 (rs6000_common_init_builtins): Ditto.
8207 (rs6000_handle_altivec_attribute); Ditto.
8208 (rs6000_mangle_type): Ditto.
8209 (rs6000_vector_mode_supported_p): Ditto.
8210 (rs6000_mode_dependent_address): Altivec addresses with AND -16
8213 * config/rs6000/vsx.md: New file for VSX support.
8215 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
8216 identifing values with just the most significant bit set.
8217 (enum rs6000_builtins): Add builtins for VSX. Add simple math
8218 vectorized builtins.
8220 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
8221 (UNSPEC_VRFIM): Delete.
8222 (splitter for loading up vector with most significant bit): New
8223 splitter for vectorizing copysign.
8224 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
8225 vectorizing simple math functions.
8226 (altivec_vrfip): Add support for vectorizing simple math functions.
8227 (altivec_vrfim): Ditto.
8228 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
8230 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
8231 (power7.md, vsx.md): Include for power7 support.
8232 (copysigndf3): Use VSX instructions if -mvsx.
8233 (negdf2_fpr): Ditto.
8234 (absdf2_fpr): Ditto.
8235 (nabsdf2_fpr): Ditto.
8236 (adddf3_fpr): Ditto.
8237 (subdf3_fpr): Ditto.
8238 (muldf3_fpr): Ditto.
8239 (divdf3_fpr): Ditto.
8240 (fix_truncdfdi2_fpr): Ditto.
8241 (cmpdf_internal1): Ditto.
8242 (fred, fred_fpr): Convert into expander/insn to add VSX support.
8243 (btruncdf2, btruncdf2_fpr): Ditto.
8244 (ceildf2, ceildf2_fpr): Ditto.
8245 (floordf2, floordf2_fpr): Ditto.
8246 (floatdidf2, floatdidf2_fpr): Ditto.
8247 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
8248 (fmsubdf4_fpr): Ditto.
8249 (fnmadddf4_fpr_1): Ditto.
8250 (fnmadddf4_fpr_2): Ditto.
8251 (fnmsubdf4_fpr_1): Ditto.
8252 (fnmsubdf4_fpr_2): Ditto.
8253 (fixuns_truncdfdi2): Add expander for VSX support.
8254 (fix_truncdfdi2): Ditto.
8255 (fix_truncdfsi2): Ditto.
8257 (btruncsf2): Whitespace.
8258 (movdf_hardfloat32): Add support for VSX registers.
8259 (movdf_softfloat32): Ditto.
8260 (movdf_hardfloat64): Ditto.
8261 (movdf_hardfloat64_mfpgpr): Ditto.
8262 (movdf_softfloat64): Ditto.
8263 (movti splitters): Add check for vector registers supporting
8264 TImode in the future.
8265 (bpermd): Add power7 bpermd instruction.
8267 * config/rs6000/altivec.h (vec_div): Define if VSX.
8271 (vec_nearbyint): Ditto.
8274 (all predicates): Use the generic builtin function, and not the V4SF
8275 specific function so that the predicates will work with VSX's V2DF.
8279 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
8280 Document new VSX functions and types.
8282 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
8285 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
8286 "wa", and "j" constraints. Modify "v" to talk about Altivec
8287 instead of just vector.
8289 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
8292 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
8293 location for phi arguments.
8294 (rewrite_update_phi_arguments): Find locations for reaching defs.
8295 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
8296 Add location to add_phi_arg calls.
8297 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
8298 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
8299 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
8300 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
8301 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
8302 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
8303 * tree-phinodes.c (make_phi_node): Initialize location.
8304 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
8305 (add_phi_arg): Add location parameter.
8306 (remove_phi_arg_num): Move location when moving phi argument.
8307 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
8309 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
8310 slpeel_update_phi_nodes_for_guard1,
8311 slpeel_update_phi_nodes_for_guard2,
8312 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
8313 vect_loop_versioning): Set locations.
8314 * tree-parloops.c (create_phi_for_local_result,
8315 transform_to_exit_first_loop, create_parallel_loop): Add locations.
8316 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
8317 * tree-vect-loop.c (get_initial_def_for_induction,
8318 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
8320 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
8321 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
8322 (gimple_phi_arg_set_location): New. Set locus.
8323 (gimple_phi_arg_has_location): New. Check for locus.
8324 (redirect_edge_var_map_location): New. Return locus from var_map.
8325 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
8326 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
8327 combining PHI arguments.
8328 (cond_store_replacement): Set location.
8329 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
8330 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
8331 scop_add_exit_phis_edge): Add locations.
8332 * tree-cfgcleanup.c (remove_forwarder_block,
8333 remove_forwarder_block_with_phi): Add locations.
8334 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
8335 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
8337 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
8338 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
8339 flush_pending_stmts): Add source location.
8340 * lambda-code.c (perfect_nestify): Maintain location stack with argument
8341 stack to preserve locations.
8342 * tree-vect-stmts.c (vectorizable_load): Add location.
8343 * tree-inline.c (copy_phis_for_bb): Copy locus.
8344 (setup_one_parameter): Add call locus to inlined parameter stmts.
8345 (initialize_inlined_parameters): Pass in call location as parameter
8347 (tree_function_versioning): Pass location to setup_one_parameter.
8348 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
8349 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
8350 copy and edge lists.
8351 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
8352 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
8353 locus parameter and override the stmt default if provided.
8354 (new_elim_graph, clear_elim_graph, delete_elim_graph,
8355 elim_graph_add_edge, elim_graph_remove_succ_edge,
8356 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
8357 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
8358 eliminate_phi): Add locus info in elimination graph for each edge and
8360 (insert_backedge_copies): Copy locus if present.
8361 * tree-flow.h (struct _edge_var_map): Add locus field.
8362 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
8363 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
8364 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
8366 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
8368 2009-07-30 Martin Jambor <mjambor@suse.cz>
8370 PR tree-optimization/40570
8371 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
8374 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
8376 * ssa-loop-manip.c: Include langhooks.h.
8377 (rewrite_phi_with_iv): New.
8378 (rewrite_all_phi_nodes_with_iv): New.
8379 (canonicalize_loop_ivs): Move here from tree-parloops.c.
8380 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
8381 * tree-parloops.c (loop_parallel_p): Move out all conditions
8382 except dependency check.
8383 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
8384 (gen_parallel_loop): Call canonicalize_loop_ivs without
8385 reduction_list argument.
8386 (build_new_reduction): New.
8387 (gather_scalar_reductions): New.
8388 (try_get_loop_niter): New.
8389 (try_create_reduction_list): New.
8390 (parallleize_loops): Change the parallel conditions check.
8391 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
8392 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
8394 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
8396 * opt-functions.awk (opt_args): Allow argument to be enclosed in
8398 * doc/options.texi (Option properties): Mention new quoting syntax.
8400 2009-07-29 Douglas B Rupp <rupp@gnat.com>
8402 * config/alpha/alpha.c (alpha_start_function):
8403 Handle VMS_DEBUG_MAIN_POINTER
8404 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
8405 * doc/invoke.texi: Document -mdebug-main switch.
8407 2009-07-29 Richard Henderson <rth@redhat.com>
8409 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
8410 (cgraph_create_edge_including_clones): Likewise.
8411 * tree-inline.c (copy_bb): Operate on the correct edges
8412 when updating the callgraph.
8414 2009-07-29 Douglas B Rupp <rupp@gnat.com>
8416 * config/alpha/vms-cc.c: Deleted.
8417 * config/alpha/vms-ld.c: Deleted.
8418 * config/alpha/t-vms64: Moved to config/vms
8419 * config/alpha/vms-crt0-64.c: Moved to config/vms
8420 * config/alpha/vms-crt0.c: Moved to config/vms
8421 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
8422 * config/alpha/vms-psxcrt0.c: Moved to config/vms
8423 * config/alpha/xm-vms.h: Moved to config/vms
8424 * config/alpha/x-vms: Moved to config/vms
8425 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
8427 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
8428 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
8430 * config/vms/t-vms64: Moved here from config/alpha
8431 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
8432 (argc,argv,envp): Enforce 32bit malloc'ing.
8433 * config/vms/vms-psxcrt0-64.c: Likewise.
8434 * config/vms/vms-crt0.c: Moved here from config/alpha.
8435 * config/vms/vms-psxcrt0.c: Likewise.
8436 * config/vms/vms-crtl-64.h: New file.
8437 * config/vms/vms-crtl.h: New file.
8438 * config/vms/vms.opt: New file.
8439 * config/vms/xm-vms64.h: New file.
8440 * config/vms/xm-vms.h: Moved here from config/alpha.
8441 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
8443 * config/vms/x-vms: Moved here from config/alpha.
8444 (version, VMS_EXTRA_PARTS): Moved to t-vms.
8445 (vms-ld.o, vms-cc.o): Removed.
8446 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
8448 2009-07-29 Douglas B Rupp <rupp@gnat.com>
8450 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
8451 correct stack (obvious VMS fix).
8453 2009-07-29 Douglas B Rupp <rupp@gnat.com>
8455 * dwarf2out.c (output_file_names): Output VMS style file name, size,
8456 date, version info if VMS_DEBUGGING_INFO defined.
8457 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
8458 size, date calculating code moved here.
8460 2009-07-29 Paul Brook <paul@codesourcery.com>
8462 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
8465 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
8468 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
8469 to DImode when generating insq_le insn.
8471 2009-07-28 Douglas B Rupp <rupp@gnat.com>
8473 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
8474 New macro set for VMS_DEBUGGGING_INFO.
8475 (AT_string_form): Use it.
8477 2009-07-28 DJ Delorie <dj@redhat.com>
8479 * config/mep/mep.c (vtext_section): New.
8480 (vftext_section): New.
8481 (ftext_section): New.
8482 (mep_select_section): Add support for functions.
8483 (mep_unique_section): Likewise.
8484 (mep_asm_init_sections): Likewise.
8485 (mep_encode_section_info): Remove it from here.
8487 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
8489 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
8491 * tree.h (TREE_DEPRECATED): Document it is used for types too.
8492 (TYPE_VECTOR_OPAQUE): Use default_def_flag
8494 2009-07-28 Douglas B Rupp <rupp@gnat.com>
8496 * dwarf2out.c (output_file_names): Test new macro
8497 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
8498 (add_comp_dir_attribute): Likewise.
8500 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
8502 * config/i386/mingw-w64.h (LINK_SPEC): Add
8503 separating space between commands.
8505 2009-07-28 Jan Hubicka <jh@suse.cz>
8507 PR tree-optimization/40759
8508 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
8511 2009-07-27 DJ Delorie <dj@redhat.com>
8513 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
8514 types are dword-aligned.
8515 (mep_expand_va_start): Likewise.
8517 2009-07-27 Olivier Hainque <hainque@adacore.com>
8518 Douglas B Rupp <rupp@gnat.com>
8520 * convert.c (convert_to_pointer): Don't assume the target
8521 pointer type is POINTER_SIZE long. Fetch its precision instead.
8523 2009-07-27 Douglas B Rupp <rupp@gnat.com>
8525 * system.h (fopen): Undefine if macro.
8527 2009-07-27 Jakub Jelinek <jakub@redhat.com>
8529 * dwarf2out.c (output_cfi_p): Removed.
8530 (output_cfis): New function.
8531 (output_fde): New function, split from output_call_frame_info.
8532 (output_call_frame_info): Use it.
8533 (dwarf2out_switch_text_section): Use output_cfis.
8535 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
8537 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
8538 TARGET_BI_ARCH is specified without enabling SJLJ.
8539 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
8540 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
8542 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
8544 * arm.md (negdi2): Use DImode if forcing a value into a register.
8546 2009-07-26 Ira Rosen <irar@il.ibm.com>
8548 PR tree-optimization/40801
8549 * tree-vect-stmts.c (vectorizable_call): Get previous copy
8550 of vector operand from the previous copy of vector statement.
8551 Pass the correct definition type value to
8552 vect_get_vec_def_for_stmt_copy().
8554 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8556 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
8557 const char ** conversion.
8559 2009-07-25 David Daney <ddaney@caviumnetworks.com>
8561 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
8562 fancy_abort() if !ENABLE_ASSERT_CHECKING.
8563 (gcc_unreachable): Invoke __builtin_unreachable() if
8564 !ENABLE_ASSERT_CHECKING.
8566 2009-07-25 David Daney <ddaney@caviumnetworks.com>
8568 PR rtl-optimization/40445
8569 * emit-rtl.c (next_nonnote_insn_bb): New function.
8570 * rtl.h (next_nonnote_insn_bb): Declare new function.
8571 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
8572 with no successors that is the successor of the ENTRY_BLOCK.
8573 Continue from the top after removing an empty fallthrough block.
8574 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
8575 of next_nonnote_insn.
8577 2009-07-25 David Daney <ddaney@caviumnetworks.com>
8579 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
8581 2009-07-25 Martin Jambor <mjambor@suse.cz>
8583 * c-common.c (c_common_attribute_table): New element for noclone.
8584 (handle_noclone_attribute): New function. Forward-declare.
8585 * tree-inline.c (tree_versionable_function_p): Check for noclone
8587 * doc/extend.texi (Labels as Values): Document need for noclone.
8588 (Function Attributes): Document noclone attribute.
8590 2009-07-25 Jakub Jelinek <jakub@redhat.com>
8592 PR rtl-optimization/34999
8593 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
8594 and dw_fde_switched_cold_to_hot fields.
8595 (output_cfi_p): New function.
8596 (output_call_frame_info): If fde->dw_fde_switched_sections,
8597 output 2 FDEs instead of one with corrupted header.
8598 (dwarf2out_do_cfi_startproc): New function.
8599 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
8600 and fde->dw_fde_switched_cold_to_hot.
8601 (dwarf2out_switch_text_section): Compute
8602 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
8603 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
8604 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
8605 Otherwise, compute fde->dw_fde_switch_cfi.
8607 2009-07-24 Cary Coutant <ccoutant@google.com>
8609 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
8611 2009-07-24 Cary Coutant <ccoutant@google.com>
8613 * cfghooks.c (split_block): Copy discriminator to new block.
8614 * tree-cfg.c (assign_discriminator): Check location of last
8615 instruction in block as well as first.
8617 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
8619 * config/i386/linux.c: Use fputs or putc instead of fprintf
8621 * config/i386/gas.h: Ditto.
8622 * config/i386/x86-64.h: Ditto.
8623 * config/i386/att.h: Ditto.
8625 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8627 * expmed.c (emit_store_flag): Use a recursive call to optimize the
8630 2009-07-24 Martin Jambor <mjambor@suse.cz>
8632 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
8633 (ipa_push_func_to_list_1): Declare.
8634 (ipa_push_func_to_list): New function.
8636 * ipa-prop.c (ipa_push_func_to_list_1): New function.
8637 (ipa_init_func_list): Call ipa_push_func_to_list_1.
8638 (ipa_push_func_to_list): Removed.
8639 (ipa_pop_func_from_list): Clear node_enqueued flag.
8641 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
8643 * config/s390/s390.c (override_options): Default
8644 max-unrolled-insns to 100 for z10 tuning.
8646 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
8648 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
8649 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
8650 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
8651 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
8652 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
8653 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
8654 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
8656 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
8658 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
8659 use default set in mingw32.h header.
8660 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
8661 64-bit /mingw/include path.
8662 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
8665 2009-07-23 Neil Vachharajani <nvachhar@google.com>
8667 PR rtl-optimization/40209
8668 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
8670 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
8672 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
8673 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
8674 with the rest of string where appropriate. Use fputs or putc
8675 instead of fprintf where appropriate.
8677 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
8678 Pat Haugen <pthaugen@us.ibm.com>
8679 Revital Eres <ERES@il.ibm.com>
8681 * config/rs6000/vector.md: New file. Move most of the vector
8682 expander support here from altivec.md to allow for the VSX vector
8683 unit in the future. Add support for secondary_reload patterns.
8684 Rewrite the patterns for vector comparison, and vector comparison
8685 predicate instructions so that the RTL expresses the desired
8686 behavior, instead of using unspec.
8688 * config/rs6000/constraints.md ("f" constraint): Use
8689 rs6000_constraints to hold the precalculated register class.
8690 ("d" constraint): Ditto.
8691 ("wd" constraint): New constraint for VSX.
8692 ("wf" constraint): Ditto.
8693 ("ws" constraint): Ditto.
8694 ("wa" constraint): Ditto.
8695 ("wZ" constraint): Ditto.
8696 ("j" constraint): Ditto.
8698 * config/rs6000/predicates.md (vsx_register_operand): New
8700 (vfloat_operand): New predicate for vector.md.
8701 (vint_operand): Ditto.
8702 (vlogical_operand): Ditto.
8703 (easy_fp_constant): If VSX, 0.0 is an easy constant.
8704 (easy_vector_constant): Add VSX support.
8705 (altivec_indexed_or_indirect_operand): New predicate for
8706 recognizing Altivec style memory references with AND -16.
8708 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
8709 for vector secondary reload support.
8710 (rs6000_vector_reg_class): Delete, replacing it with
8712 (rs6000_vsx_reg_class): Ditto.
8713 (rs6000_constraints): New array to hold the register classes of
8714 each of the register constraints that can vary at runtime.
8715 (builtin_mode_to_type): New static array for builtin function type
8717 (builtin_hash_table): New static hash table for builtin function
8719 (TARGET_SECONDARY_RELOAD): Define target hook.
8720 (TARGET_IRA_COVER_CLASSES): Ditto.
8721 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
8722 registers are 128 bits if VSX memory reference instructions are used.
8723 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
8725 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
8726 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
8727 Print several of the scheduling related parameters.
8728 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
8729 rs6000_constraints instead of rs6000_vector_reg_class. Move
8730 -mdebug=reg code to rs6000_debug_reg_global. Add support for
8731 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
8732 Altivec. Add VSX support. Setup for secondary reload support on
8733 Altivec/VSX registers.
8734 (rs6000_override_options): Make power7 set the scheduling groups
8735 like the power5. Add support for new debug switches to override
8736 the scheduling defaults. Temporarily disable -mcpu=power7 from
8737 setting -mvsx. Add support for debug switches -malways-hint,
8738 -msched-groups, and -malign-branch-targets.
8739 (rs6000_buitlin_conversion): Add support for returning unsigned
8740 vector conversion functions to fix regressions due to stricter
8742 (rs6000_builtin_mul_widen_even): Ditto.
8743 (rs6000_builtin_mul_widen_odd): Ditto.
8744 (rs6000_builtin_vec_perm): Ditto.
8745 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
8746 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
8748 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
8750 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
8751 VSX types for bit operations. Changes to accomidate vector.md.
8752 (bdesc_2arg): Ditto.
8753 (bdesc_1arg): Ditto.
8754 (struct builtin_description_predicates): Rewrite predicate
8755 handling so that RTL describes the operation, instead of passing
8756 the instruction to be used as a string argument.
8757 (bdesc_altivec_preds): Ditto.
8758 (altivec_expand_predicate_builtin): Ditto.
8759 (altivec_expand_builtin): Ditto.
8760 (rs6000_expand_ternop_builtin): Use a switch instead of an if
8761 statement for vsldoi support.
8762 (altivec_expand_ld_builtin): Change to use new names from vector.md.
8763 (altivec_expand_st_builtin): Ditto.
8764 (paired_expand_builtin): Whitespace changes.
8765 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
8766 builtin_mode_to_type table for secondary reload. Call
8767 builtin_function_type to build random builtin functions.
8768 (altivec_init_builtins): Change to use builtin_function_type to
8769 create builtin function types dynamically as we need them.
8770 (builtin_hash_function): New support for hashing the tree types
8771 for builtin function as we need it, rather than trying to build
8772 all of the trees that we need. Add initial preliminary VSX support.
8773 (builtin_function_type): Ditto.
8774 (builtin_function_eq): Ditto.
8775 (builtin_hash_struct): Ditto.
8776 (rs6000_init_builtins): Ditto.
8777 (rs6000_common_init_builtins): Ditto.
8778 (altivec_init_builtins): Ditto.
8779 (rs6000_common_init_builtins): Ditto.
8780 (enum reload_reg_type): New enum for simplifing reg classes.
8781 (rs6000_reload_register_type): Simplify register classes into GPR,
8782 Vector, and other registers. Altivec and VSX addresses in reload.
8783 (rs6000_secondary_reload_inner): Ditto.
8784 (rs6000_ira_cover_classes): New target hook, that returns the
8785 appropriate cover classes, based on -mvsx being used or not.
8786 (rs6000_secondary_reload_class): Add VSX support.
8787 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
8788 (get_vsel_insn): Ditto.
8789 (rs6000_emit_vector_compare): Rewrite vector conditional support
8790 so that where we can, we use RTL operators, instead of blindly use
8792 (rs6000_emit_vector_select): Ditto.
8793 (rs6000_emit_vector_cond_expr): Ditto.
8794 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
8795 (create_TOC_reference): Add -mdebug=addr support.
8796 (emit_frame_save): VSX loads/stores need register indexed addressing.
8798 * config/rs6000/rs6000.md: Include vector.md.
8800 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
8802 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
8803 support for V2DI, V2DF in logical, permute, select operations.
8805 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
8806 switch for vsx/power7.
8807 (-mvsx-scalar-memory): Ditto.
8808 (-mvsx-align-128): Ditto.
8809 (-mallow-movmisalign): Ditto.
8810 (-mallow-df-permute): Ditto.
8811 (-msched-groups): Ditto.
8812 (-malways-hint): Ditto.
8813 (-malign-branch-targets): Ditto.
8815 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
8817 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
8818 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
8819 (rs6000_vector_reg_class): Delete.
8820 (rs6000_vsx_reg_class): Ditto.
8821 (enum rs6000_reg_class_enum): New enum for the constraints that
8822 vary based on target switches.
8823 (rs6000_constraints): New array to hold the register class for all
8824 of the register constraints that vary based on the switches used.
8825 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
8826 (enum rs6000_builtins): Add unsigned varients for the builtin
8827 declarations returned by target hooks for expanding multiplies,
8828 select, and permute operations. Add VSX builtins.
8829 (enum rs6000_builtin_type_index): Add entries for VSX.
8830 (V2DI_type_node): Ditto.
8831 (V2DF_type_node): Ditto.
8832 (unsigned_V2DI_type_node): Ditto.
8833 (bool_long_type_node): Ditto.
8834 (intDI_type_internal_node): Ditto.
8835 (uintDI_type_internal_node): Ditto.
8836 (double_type_internal_node): Ditto.
8838 * config/rs6000/altivec.md (whole file): Move all expanders to
8839 vector.md from altivec.md. Rename insn matching functions to be
8841 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
8842 (altivec_vcmp*): Ditto.
8843 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
8844 (VM): New iterator for moves that includes the VSX types.
8845 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
8846 (altivec_vperm_<mode>_uns): New, for unsigned types.
8847 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
8848 (altivec_eq<mode>): Ditto.
8849 (altivec_gt<mode>): Ditto.
8850 (altivec_gtu<mode>): Ditto.
8851 (altivec_eqv4sf): Ditto.
8852 (altivec_gev4sf): Ditto.
8853 (altivec_gtv4sf): Ditto.
8854 (altivec_vcmpbfp_p): Ditto.
8856 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
8858 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
8861 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
8864 * config/i386/i386.c (output_387_ffreep): Rewrite to use
8865 ASM_SHORT instead of .word.
8866 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
8867 instead of .word in asm template.
8869 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
8872 * ira-lives.c (bb_has_abnormal_call_pred): New function.
8873 (process_bb_node_lives): Use it.
8875 * ira.c (setup_cover_and_important_classes): Don't setup
8876 ira_important_class_nums. Add cover classes to the end of
8878 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
8880 (find_reg_class_closure): Use reorder_important_classes.
8882 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
8884 * config/i386/i386.c (i386_ira_cover_classes): New function.
8885 (TARGET_IRA_COVER_CLASSES): Redefine.
8887 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
8888 importance of order of cover classes in the array.
8890 2009-07-22 Diego Novillo <dnovillo@google.com>
8892 * tree-pass.h (TDF_EH): Define.
8893 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
8894 contains TDF_EH, print the EH region number holding GS.
8895 * tree-dump.c (dump_options): Add "eh".
8896 * doc/invoke.texi: Document it.
8898 2009-07-22 Doug Kwan <dougkwan@google.com>
8900 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
8902 2009-07-22 Michael Matz <matz@suse.de>
8904 PR tree-optimization/35229
8905 PR tree-optimization/39300
8907 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
8908 (inhibit_phi_insertion): New function.
8909 (insert_into_preds_of_block): Call it for REFERENCEs.
8910 (init_pre): Initialize and finalize scalar evolutions.
8911 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
8913 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
8915 * config/i386/predicates.md (zero_extended_scalar_load_operand):
8916 Use CONST_VECTOR_NUNITS to determine number of elements.
8918 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
8920 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
8921 (U, W): Constraints are now deprecated and will be removed if we
8923 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
8925 ("prefetch"): Add the stcmh instruction for prefetching.
8926 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
8928 (s390_short_displacement): Return always true if compiling for
8929 machines not providing the long displacement facility.
8930 (s390_mem_constraint): Support the new constraint letter Z.
8931 (s390_check_qrst_address): New function.
8933 2009-07-21 DJ Delorie <dj@redhat.com>
8935 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
8938 2009-07-21 Jason Merrill <jason@redhat.com>
8940 * c-common.c (max_tinst_depth): Increase default to 1024.
8942 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
8944 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
8945 (vec_unpacku_float_lo_v4si): Ditto.
8947 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
8950 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
8951 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
8952 (builtin_description): Add __builtin_ia32_cvtudq2ps.
8953 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
8955 2009-07-21 Jakub Jelinek <jakub@redhat.com>
8957 PR tree-optimization/40813
8958 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
8961 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
8963 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
8964 with a NOP_EXPR if needed.
8966 2009-07-21 Paul Brook <paul@codesourcery.com>
8968 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
8969 Terminate debug dump with newline.
8971 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8973 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
8974 Cast "1" to unsigned HOST_WIDE_INT.
8975 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
8976 deposit length to the maximum length - lsb. Extend length if
8977 HOST_BITS_PER_WIDE_INT is 32.
8979 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
8981 * cgraph.h (constant_pool_htab): New function.
8982 (constant_descriptor_tree): Move from varasm.c.
8983 * varasm.c (constant_pool_htab): New function.
8984 (constant_descriptor_tree): Move to cgraph.h.
8986 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
8988 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
8990 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
8992 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
8995 2009-07-20 Xinliang David Li <davidxl@google.com>
8997 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
8999 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
9001 * config/mips/mips.md (move_type): Add arith.
9002 (type): Handle arith.
9003 (zero_extendsidi2): Rename this into ...
9004 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
9005 (zero_extendsidi2): New expander.
9006 (*zero_extendsidi2_dext): New pattern.
9008 2009-07-20 Nick Clifton <nickc@redhat.com>
9010 * config.gcc (mips64-*-*): Add definition of tm_defines in order
9011 to set MIPS_ABI_DEFAULT.
9012 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
9014 2009-07-20 Jakub Jelinek <jakub@redhat.com>
9016 * tree-object-size.c (addr_object_size): Handle unions with
9017 array in it as last field of structs in __bos (, 1) as __bos (, 0).
9019 PR tree-optimization/40792
9020 * tree.c (build_function_type_skip_args): Remove bogus assert.
9022 2009-07-20 Jan Hubicka <jh@suse.cz>
9023 Martin Jambor <mjambor@suse.cz>
9025 * cgraph.h (combined_args_to_skip): New field.
9026 * cgraph.c (cgraph_create_virtual_clone): Properly handle
9027 combined_args_to_skip and args_to_skip.
9028 * tree-inline.c (update_clone_info): New function.
9029 (tree_function_versioning): Call update_clone_info.
9030 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
9032 (cgraph_materialize_all_clones): More extensive dumping, working
9033 with combined_args_to_skip rather than args_to_skip.
9035 2009-07-20 Ira Rosen <irar@il.ibm.com>
9037 * tree-vectorizer.h (vectorizable_condition): Add parameters.
9038 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
9039 (get_initial_def_for_reduction): Likewise.
9040 (vectorizable_reduction): Skip the check of first operand in case
9041 of COND_EXPR. Add check that it is outer loop vectorization if
9042 nested cycle was detected. Call vectorizable_condition() for
9043 COND_EXPR. If reduction epilogue cannot be created do not fail for
9044 nested cycles (if it is not double reduction). Assert that there
9045 is only one type in the loop in case of COND_EXPR. Call
9046 vectorizable_condition() to vectorize COND_EXPR.
9047 * tree-vect-stmts.c (vectorizable_condition): Update comment.
9048 Add parameters. Allow nested cycles if called from
9049 vectorizable_reduction(). Use reduction vector variable if provided.
9050 (vect_analyze_stmt): Call vectorizable_reduction() before
9051 vectorizable_condition().
9052 (vect_transform_stmt): Update call to vectorizable_condition().
9054 2009-07-20 Christian Bruel <christian.bruel@st.com>
9056 * config/sh/sh.opt (-mfmovd): Resurrect and document.
9057 * doc/invoke.texi (-mfmovd): Likewise.
9058 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
9060 2009-07-20 Jan Hubicka <jh@suse.cz>
9062 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
9063 when handling SSA name.
9065 2009-07-19 Jan Hubicka <jh@suse.cz>
9067 PR tree-optimization/40676
9068 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
9069 virtual PHIs in empty BBs.
9071 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9073 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
9074 re-expanded the compound use gen_lowpart instead to convert to the
9077 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9079 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
9080 OUTER_CONST arguments.
9081 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
9082 the new wider mode will be masked off.
9083 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
9085 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9087 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
9088 high-order bits are zero.
9090 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9092 * combine.c (simplify_shift_const_1): Split code to determine
9094 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
9095 new bits shifted in are identical to the old sign bit.
9097 2009-07-18 Richard Guenther <rguenther@suse.de>
9100 * gimplify.c (gimplify_call_expr): Reject code using results from
9101 functions returning void.
9103 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
9105 * doc/md.texi: Document the new PowerPC "es" constraint.
9106 Document that "m" can include automodified addresses on this target,
9107 and explain how %U must be used. Extend the "Q" and "Z" documentation
9108 to suggest "es" as well as "m".
9109 * config/rs6000/constraints.md (es): New memory constraint.
9110 (Q, Z): Update strings to match new documentation.
9112 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
9114 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
9115 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
9116 * config/rs6000/predicates.md (volatile_mem_operand): Use
9117 offsettable_nonstrict_memref_p.
9118 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
9119 (*floatunssidf2_internal): Likewise.
9120 (*fix_truncdfsi2_internal): Likewise.
9121 (*fix_trunctfsi2_internal): Likewise.
9123 2009-07-17 Anatoly Sokolov <aesok@post.ru>
9125 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
9127 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9129 2009-07-17 Richard Guenther <rguenther@suse.de>
9132 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
9133 (pass_warn_unused_result): Likewise.
9134 (TODO_set_props): Remove.
9135 * omp-low.c (diagnose_omp_structured_block_errors): Change to
9137 (pass_diagnose_omp_blocks): Define.
9138 * c-decl.c (pop_file_scope): Do not finalize the CU here.
9139 (c_gimple_diagnostics_recursively): Remove.
9140 (finish_function): Do not call it.
9141 (c_write_global_declarations): Continue after errors.
9142 Finalize the CU here.
9143 * c-gimplify.c (c_genericize): Do not gimplify here.
9144 * c-common.c (c_warn_unused_result): Move ...
9145 * tree-cfg.c (do_warn_unused_result): ... here.
9146 (run_warn_unused_result): New function.
9147 (gate_warn_unused_result): New function.
9148 (pass_warn_unused_result): New pass.
9149 * c-common.h (c_warn_unused_result): Remove.
9150 * flags.h (flag_warn_unused_result): Declare.
9151 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
9152 * opts.c (flag_warn_unused_result): Initialize to false.
9153 * toplev.c (compile_file): Add comment.
9154 * omp-low.c (create_omp_child_function): Do not register
9155 the function with the frontend.
9156 (diagnose_omp_structured_block_errors): Prepare to be
9157 called as optimization pass.
9158 (gate_diagnose_omp_blocks): New function.
9159 (pass_diagnose_omp_blocks): New pass.
9160 * cgraph.h (cgraph_optimize): Remove.
9161 (cgraph_analyze_function): Likewise.
9162 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
9163 * cgraphunit.c (cgraph_lower_function): Lower nested functions
9164 before their parents here.
9165 (cgraph_finalize_function): Not here.
9166 (cgraph_analyze_function): Gimplify functions here.
9167 (cgraph_finalize_compilation_unit): Continue after errors.
9168 Optimize the callgraph from here.
9169 (cgraph_optimize): Make static.
9170 * langhooks.c (write_global_declarations): Finalize the CU.
9171 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
9172 (gimplify_function_tree): Assert we gimplify only once.
9173 Set PROP_gimple_any property.
9174 * tree-nested.c (gimplify_all_functions): New function.
9175 (lower_nested_functions): Gimplify all nested functions.
9176 * gimple.h (diagnose_omp_structured_block_errors): Remove.
9177 * passes.c (init_optimization_passes): Add pass_warn_unused_result
9178 and pass_diagnose_omp_blocks after gimplification. Do not
9179 set TODO_set_props on all_lowering_passes.
9180 (execute_one_pass): Do not handle TODO_set_props.
9181 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
9182 (gimplify.o): Add tree-pass.h dependency.
9183 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
9184 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
9185 (unsave_r): Likewise.
9186 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
9189 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
9191 * doc/service.texi (Service): Restore previously removed link,
9192 which isn't broken after all.
9194 2009-07-17 Richard Guenther <rguenther@suse.de>
9196 PR tree-optimization/40321
9197 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
9198 PHI nodes to the maximal set.
9199 (make_values_for_phi): Add PHI arguments to the maximal set.
9200 (execute_pre): Dump PHI_GEN and the maximal set.
9202 2009-07-17 Jakub Jelinek <jakub@redhat.com>
9205 * gimplify.c (gimplify_conversion): Don't change non-conversions into
9208 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
9210 * doc/extend.texi (Nested Functions): Replace broken link with
9212 * doc/service.texi (Service): Remove broken link.
9214 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
9217 * builtins.c (expand_builtin_memcmp): Use loc instead of
9218 EXPR_LOCATION (exp).
9219 (expand_builtin_strncmp): Likewise.
9221 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
9222 Manuel López-Ibáñez <manu@gcc.gnu.org>
9225 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
9226 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
9227 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
9228 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
9229 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
9230 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
9231 tree-inline.c, c-common.c, c-common.h, gimple.c,
9232 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
9233 convert.c: Add location argument to fold_{unary,binary,ternary},
9234 fold_build[123], build_call_expr, build_size_arg,
9235 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
9236 fold_build1_initializer, fold_build2_initializer,
9237 fold_build3_initializer, fold_build_call_array,
9238 fold_build_call_array_initializer, fold_single_bit_test,
9239 omit_one_operand, omit_two_operands, invert_truthvalue,
9240 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
9241 combine_comparisons, fold_builtin_*, fold_call_expr,
9242 build_range_check, maybe_fold_offset_to_address, round_up,
9245 2009-07-16 Jason Merrill <jason@redhat.com>
9248 * c-common.c (c_common_reswords): Add __is_standard_layout
9250 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
9251 * doc/implement-cxx.texi: New.
9252 * doc/gcc.texi: Include it.
9254 2009-07-16 DJ Delorie <dj@redhat.com>
9256 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
9257 compares that may be indirectly affected by previous instructions.
9259 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9261 * builtins.c (do_mpc_arg2): New.
9262 (fold_builtin_2): Fold builtin cpow.
9263 * real.h (HAVE_mpc_pow): New.
9265 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
9267 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
9268 comparison to skip unprofitable schedule
9270 2009-07-16 Simon Baldwin <simonb@google.com>
9272 * gcc.c (option_map): New flag -no-canonical-prefixes.
9273 * (display_help): Print help text for new flag.
9274 * (process_command): Move options translation and language specifics
9275 and handle new flag early. Use it to set a function pointer to a
9276 prefix builder. Replace make_relative_prefix calls with calls to
9277 the function pointed to. Ignore new flag in regular options handling.
9278 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
9280 2009-07-15 DJ Delorie <dj@redhat.com>
9282 * config/mep/mep.md (sibcall_internal): Change register to avoid
9284 (sibcall_value_internal): Likewise.
9286 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
9288 PR rtl-optimization/40710
9289 * resource.c (mark_target_live_regs): Reset DF problem to LR.
9291 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
9293 * config/mips/mips.md (*extenddi_truncate<mode>,
9294 *extendsi_truncate<mode>): Change type attribute to move_type
9295 with shift_shift. Split out code handling exts from here ...
9296 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
9298 (*extendhi_truncateqi): Change type attribute to move_type with
9299 shift_shift. Split out code handling exts from here ...
9300 (*extendhi_truncateqi_exts): ... to this new pattern.
9302 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
9304 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
9305 instead of "and" with inverted sign bit mask value. Use
9306 "nonimmediate_operand" for operand 1 and operand 2 predicate.
9307 Allocate registers only for operand 4 and operand 5.
9309 2009-07-15 Jakub Jelinek <jakub@redhat.com>
9312 * fold-const.c (fold_cond_expr_with_comparison): When folding
9313 < and <= to MIN, make sure the MIN uses the same type as the
9314 comparison's operands.
9316 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
9318 * arm.md (ior_xor): New code iterator.
9319 (split for ior/xor with shift and zero-extend): New split pattern.
9320 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
9322 2009-07-15 Richard Guenther <rguenther@suse.de>
9324 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
9327 2009-07-15 Richard Guenther <rguenther@suse.de>
9330 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
9332 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
9334 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
9335 handle 2.6.30 kernel.
9337 2009-07-15 DJ Delorie <dj@redhat.com>
9339 * config/mep/mep.md (sibcall_internal): Change register to allow
9340 for 24-bit addresses.
9341 (sibcall_value_internal): Likewise.
9343 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
9345 * doc/invoke.texi: Added descriptions of the scheduling heuristics
9346 that are enabled/disabled by the flags introduced by a previous patch.
9348 2009-07-14 DJ Delorie <dj@redhat.com>
9350 * config/mep/mep.md (sibcall_internal): Include non-toggling
9352 (sibcall_value_internal): Likewise.
9354 2009-07-14 Taras Glek <tglek@mozilla.com>
9355 Rafael Espindola <espindola@google.com>
9357 * doc/sourcebuild.texi: Document install-plugin target.
9358 * configure.ac: Added install-plugin target to language makefiles.
9359 * configure: Regenerate.
9360 * Makefile.in: (install-plugin): Install more headers,
9361 depend on lang.install-plugin.
9363 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
9365 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
9368 2009-07-14 DJ Delorie <dj@redhat.com>
9370 * config/mep/mep.c (mep_vliw_jmp_match): New function.
9371 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
9372 * config/mep/mep.md (sibcall_internal): Change test from
9373 mep_vliw_mode_match to mep_vliw_jmp_match.
9374 (sibcall_value_internal): Likewise.
9376 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
9378 * config/i386/sse.md (copysign<mode>3): New expander.
9379 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
9380 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
9381 Use ix86_build_const_vector.
9382 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
9383 IX86_BUILTIN_CPYSGNPD.
9384 (builtin_description): Add __builtin_ia32_copysignps and
9385 __builtin_ia32_copysignpd.
9386 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
9387 and BUILT_IN_COPYSIGNF.
9389 2009-07-13 Jason Merrill <jason@redhat.com>
9391 * builtins.c (can_trust_pointer_alignment): New fn.
9392 (get_pointer_alignment): Factor it out from here.
9393 * tree.h: Declare it.
9395 2009-07-14 David Edelsohn <edelsohn@gnu.org>
9397 * config/rs6000/predicates.md (offsettable_mem_operand): Test
9400 2009-07-14 Dodji Seketeli <dodji@redhat.com>
9404 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
9406 2009-07-14 Richard Guenther <rguenther@suse.de>
9407 Andrey Belevantsev <abel@ispras.ru>
9410 * cfgexpand.c (partition_stack_vars): Do not bother to update
9411 alias information when not optimizing.
9413 2009-07-14 Richard Guenther <rguenther@suse.de>
9414 Andrey Belevantsev <abel@ispras.ru>
9416 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
9417 (pt_solution_set): Likewise.
9418 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
9419 * tree-ssa-structalias.c (pt_solution_set): New function.
9420 * final.c (rest_of_clean_state): Free SSA data structures.
9421 * print-rtl.c (print_decl_name): Remove.
9422 (print_mem_expr): Implement in terms of print_generic_expr.
9423 * alias.c (ao_ref_from_mem): New function.
9424 (rtx_refs_may_alias_p): Likewise.
9425 (true_dependence): Query alias-export info.
9426 (canon_true_dependence): Likewise.
9427 (write_dependence_p): Likewise.
9428 * tree-dfa.c (get_ref_base_and_extent): For void types leave
9430 * emit-rtl.c (component_ref_for_mem_expr): Remove.
9431 (mem_expr_equal_p): Use operand_equal_p.
9432 (set_mem_attributes_minus_bitpos): Do not use
9433 component_ref_for_mem_expr.
9434 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
9435 (update_alias_info_with_stack_vars): Likewise.
9436 (partition_stack_vars): Call update_alias_info_with_stack_vars.
9437 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
9438 explicitly nor clear stmt operands.
9439 Free the decl-to-pointer map.
9440 * tree-optimize.c (execute_free_datastructures): Do not free
9441 SSA data structures here.
9442 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
9443 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
9444 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
9446 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
9448 2009-07-13 DJ Delorie <dj@redhat.com>
9450 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
9451 unrolling at the right iteration count.
9453 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
9456 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
9458 * haifa-sched.c (rank_for_schedule): Introduced flags to
9459 enable/disable individual scheduling heuristics.
9460 * common.opt: Introduced flags to enable/disable individual
9461 heuristics in the scheduler.
9462 * doc/invoke.texi: Introduced flags to enable/disable individual
9463 heuristics in the scheduler.
9465 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
9467 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
9468 config/i386/mingw-tls.c.
9469 * config/i386/mingw-tls.c: Removed.
9471 2009-07-13 Ira Rosen <irar@il.ibm.com>
9473 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
9474 checks access only relevant statements.
9475 (vectorizable_reduction): Likewise.
9477 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
9479 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
9480 just for 32-bit case.
9482 2009-07-12 Jan Hubicka <jh@suse.cz>
9484 PR tree-optimization/40585
9485 * except.c (expand_resx_expr): When there already is resume
9486 instruction, produce linked list.
9487 (build_post_landing_pads): Assert that resume is empty.
9488 (connect_post_landing_pads): Handle resume lists.
9489 (dump_eh_tree): Dump resume list.
9491 2009-07-12 Ira Rosen <irar@il.ibm.com>
9493 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
9494 with additional argument.
9495 * tree-vectorizer.h (enum vect_def_type): Add
9496 vect_double_reduction_def.
9497 (vect_is_simple_reduction): Add argument.
9498 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
9500 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
9501 vect_is_simple_reduction with additional argument.
9502 (vect_analyze_loop_operations): Handle exit phi nodes in case of
9504 (reduction_code_for_scalar_code): Handle additional codes by
9505 returning ERROR_MARK for them. Fix comment and indentation.
9506 (vect_is_simple_reduction): Fix comment, add argument to specify
9507 double reduction. Detect double reduction.
9508 (get_initial_def_for_induction): Fix indentation.
9509 (get_initial_def_for_reduction): Fix comment and indentation.
9510 Handle double reduction. Create initial definitions that do not
9511 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
9512 (vect_create_epilog_for_reduction): Fix comment, add argument to
9513 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
9514 epilogue result extraction. Create double reduction phi node and
9515 replace relevant uses.
9516 (vectorizable_reduction): Call vect_is_simple_reduction with
9517 additional argument. Fix indentation. Update epilogue code treatment
9518 according to the changes in reduction_code_for_scalar_code. Check
9519 for double reduction. Call vect_create_epilog_for_reduction with
9520 additional argument.
9521 * tree-vect-stmts.c (process_use): Handle double reduction, update
9523 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
9524 (vect_get_vec_def_for_operand): Likewise.
9526 2009-07-12 Danny Smith <dansmister@gmail.com>
9528 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
9529 dllexport if !TREE_PUBLIC.
9530 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
9532 2009-07-11 Anatoly Sokolov <aesok@post.ru>
9534 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
9535 (avr_extra_arch_macro) Remove declatation.
9536 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
9537 (avr_extra_arch_macro) Declare as static.
9538 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
9540 2009-07-11 Jan Hubicka <jh@suse.cz>
9543 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
9545 2009-07-11 Jakub Jelinek <jakub@redhat.com>
9548 * dwarf2out.c (dw_fde_struct): Add in_std_section and
9549 cold_in_std_section bits.
9550 (dwarf2out_begin_prologue): Initialize them.
9551 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
9552 if already covered by text_section or cold_text_section range.
9554 PR rtl-optimization/40667
9555 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
9556 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
9557 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
9558 * config/i386/i386.c (ix86_minimum_alignment): New function.
9559 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
9560 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
9561 * emit-rtl.c (gen_reg_rtx): Likewise.
9562 * function.c (assign_parms): Likewise. If nominal_type needs
9563 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
9564 rather than passed_type's alignment.
9567 * function.c (assign_parm_setup_stack): Adjust
9568 MEM_OFFSET (data->stack_parm) if promoted_mode is different
9569 from nominal_mode on big endian.
9571 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
9573 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
9575 2009-07-10 DJ Delorie <dj@redhat.com>
9577 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
9579 2009-07-10 Mark Mitchell <mark@codesourcery.com>
9581 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
9583 (thumb2_cbnz): Likewise.
9585 2009-07-10 David Daney <ddaney@caviumnetworks.com>
9588 * config.gcc (supported_defaults): Add synci.
9589 (with_synci): Add validation.
9590 (all_defaults): Add synci.
9591 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
9594 * config/mips/mips.opt (msynci): New option.
9595 * config/mips/mips.c (mips_override_options): Warn on use of
9596 -msynci for targets that do now support it.
9597 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
9599 * gcc/doc/invoke.texi (-msynci): Document the new option.
9600 * doc/install.texi (--with-synci): Document the new option.
9602 2009-07-10 Richard Guenther <rguenther@suse.de>
9604 PR tree-optimization/40496
9605 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
9606 the PHI result with a compatible type.
9608 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
9612 * c.opt (Wunused-result): New.
9613 * doc/invoke.texi: Document it.
9614 * c-common.c (c_warn_unused_result): Use it.
9616 2009-07-09 DJ Delorie <dj@redhat.com>
9618 * targhooks.c (default_target_can_inline_p): Rename from
9619 default_target_option_can_inline_p.
9620 * targhooks.h (default_target_can_inline_p): Likewise.
9621 * target-def.h (TARGET_CAN_INLINE_P): Rename from
9622 TARGET_OPTION_CAN_INLINE_P.
9623 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
9624 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
9625 (mep_target_can_inline_p): Rename from
9626 mep_target_option_can_inline_p.
9629 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
9630 registers used to pass vectors.
9632 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
9634 2009-07-09 Tom Tromey <tromey@redhat.com>
9636 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
9637 * config/mmix/mmix.c: Include dwarf2.h.
9638 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
9639 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
9640 * config/sh/sh.c: Include dwarf2.h.
9641 * config/i386/i386.c: Include dwarf2.h.
9642 * Makefile.in (DWARF2_H): Remove 'elf'.
9643 * except.c: Include dwarf2.h.
9644 * unwind-dw2.c: Include dwarf2.h.
9645 * dwarf2out.c: Include dwarf2.h.
9646 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
9647 * unwind-dw2-fde.c: Include dwarf2.h.
9648 * dwarf2asm.c: Include dwarf2.h.
9650 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
9652 * haifa-sched.c (insn_finishes_cycle_p): New static function.
9653 (max_issue): Use it.
9654 * sched-int.h (struct sched_info: insn_finishes_block_p): New
9656 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
9657 (region_sched_info): Update.
9658 * sched-ebb.c (ebb_sched_info): Update.
9659 * modulo-sched.c (sms_sched_info): Update.
9660 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
9662 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
9664 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
9666 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
9668 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
9670 2009-07-09 Jakub Jelinek <jakub@redhat.com>
9673 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
9674 arg1 with arg01 if arg1 is already INTEGER_CST.
9676 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
9678 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
9679 Transform (and (truncate)) into (truncate (and)).
9681 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
9683 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
9684 creating LHS paradoxical subregs. Fix surrounding returns to
9685 use NULL_RTX rather than 0.
9687 2009-07-08 DJ Delorie <dj@redhat.com>
9689 * config/mep/mep.c: (mep_option_can_inline_p): New.
9690 (TARGET_OPTION_CAN_INLINE_P): Define.
9692 2009-07-08 Mark Wielaard <mjw@redhat.com>
9695 * dwarf2out.c (add_data_member_location_attribute): When we have
9696 only a constant offset don't emit a new location description using
9697 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
9700 2009-07-08 Richard Henderson <rth@redhat.com>
9703 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
9704 (enum reg_class): Add CLOBBERED_REGS.
9705 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
9706 * config/i386/i386.c (ix86_conditional_register_usage): Moved
9707 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
9708 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
9709 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
9710 force 64-bit sibcalls into R11.
9711 * config/i386/constraints.md (U): New constraint.
9712 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
9713 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
9714 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
9716 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
9718 * basic-block.h (dump_regset, debug_regset): Remove duplicate
9720 * c-objc-common.h (c_initialize_diagnostics): Ditto.
9721 * ebitmap.h (dump_ebitmap): Ditto.
9722 * optabs.h (optab_libfunc): Ditto.
9723 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
9724 * tree-flow.h (vect_can_force_dr_alignment_p,
9725 get_vectype_for_scalar_type): Ditto.
9726 (vectorize_loops): Move prototype to ...
9727 * tree-vectorizer.h: ... here. Also, adjust comment.
9728 (vect_set_verbosity_level): Remove duplicate prototype.
9729 * tree-ssa-loop.c: Include tree-vectorizer.h.
9730 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
9732 2009-07-08 Nick Clifton <nickc@redhat.com>
9734 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
9737 2009-07-08 DJ Delorie <dj@redhat.com>
9739 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
9740 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
9741 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
9743 * config/mep/intrinsics.md: Regenerated.
9744 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
9745 registers when asm() or calls are detected.
9747 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
9750 * gimplify.c (gimplify_expr): Propagate no_warning flag when
9752 * gimple (gimple_build_call_from_tree): Likewise.
9753 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
9754 no_warning flag before warning.
9756 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
9758 * tree.c (set_expr_locus): Remove.
9759 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
9760 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
9762 * gimplify.c (internal_get_tmp_var): Likewise.
9763 (gimplify_call_expr): Likewise.
9764 (gimplify_one_sizepos): Likewise.
9766 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
9769 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
9770 to variables for debugging purposes.
9772 2009-06-23 Mark Loeser <mark@halcy0n.com>
9775 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
9777 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
9779 * pretty-print.c (pp_base_format): Remove %J.
9780 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
9781 gcc_cxxdiag_char_table): Likewise.
9782 (init_dynamic_diag_info): Likewise.
9784 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
9786 * pretty-print.c (pp_base_format): Remove %H.
9787 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
9788 gcc_cxxdiag_char_table): Likewise.
9789 (init_dynamic_diag_info): Likewise.
9790 * config/mep/mep.c (mep_select_section): Likewise.
9792 2009-07-07 Duncan Sands <baldrick@free.fr>
9794 * final.c (pass_clean_state): Give the pass a name.
9795 * passes.c (pass_rest_of_compilation): Likewise.
9796 * tree-optimize.c (pass_all_optimizations): Likewise.
9798 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
9800 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
9801 an extra 'decl' for error_at.
9803 2009-07-07 Jakub Jelinek <jakub@redhat.com>
9806 * tree-tailcall.c (adjust_return_value_with_ops,
9807 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
9808 if it has complex or vector type.
9810 2009-07-07 Olivier Hainque <hainque@adacore.com>
9812 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
9815 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
9817 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
9819 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
9821 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
9822 * c-decl.c: Likewise.
9823 * function.c: Likewise.
9824 * varasm.c: Likewise.
9825 * tree-ssa.c: Likewise.
9826 * c-common.c: Likewise.
9827 * tree-cfg.c: Likewise.
9828 * config/spu/spu.c: Likewise.
9829 * config/ia64/ia64.c: Likewise.
9830 * config/v850/v850.c: Likewise.
9832 2009-07-06 DJ Delorie <dj@redhat.com>
9834 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
9835 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
9836 unspecified accesses to control registers.
9837 * config/mep/intrinsics.md: Regenerate.
9838 * config/mep/intrinsics.h: Regenerate.
9839 * config/mep/mep-intrin.h: Regenerate.
9841 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
9843 * c-lex.c: Replace %H by an explicit location. Update all calls.
9844 * c-common.c: Likewise.
9845 * c-decl.c: Likewise.
9846 * c-typeck.c: Likewise.
9847 * fold-const.c: Likewise.
9848 * gimplify.c: Likewise.
9850 * tree-cfg.c: Likewise.
9851 * tree-ssa-loop-niter.c: Likewise.
9852 * tree-vrp.c: Likewise.
9853 * value-prof.c: Likewise.
9855 2009-07-06 Diego Novillo <dnovillo@google.com>
9857 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
9858 if it has one. Handle cases where VAR does not have an
9859 annotation or cfun is NULL.
9861 2009-07-06 Diego Novillo <dnovillo@google.com>
9863 * tree.c: Include debug.h.
9864 (initialize_tree_contains_struct): New.
9865 (init_ttree): Call it.
9866 (tree_node_structure_for_code): Factor out of ...
9867 (tree_node_structure): ... here.
9868 * treestruct.def (TS_PHI_NODE): Remove.
9869 (TS_GIMPLE_STATEMENT): Remove.
9871 2009-07-06 Diego Novillo <dnovillo@google.com>
9873 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
9874 (debug_tree_chain): Handle cycles.
9876 2009-07-06 Nick Clifton <nickc@redhat.com>
9877 DJ Delorie <dj@redhat.com>
9879 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
9880 __FMOVD_ENABLED__ is defined.
9882 (TARGET_FMOVD): Provide a default definition.
9883 (MASK_FMOVD): Likewise.
9884 (TARGET_CPU_CPP_BUILTINS): Define
9885 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
9886 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
9887 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
9888 (split for DF load from memory into register): Also handle
9889 MEMs which consist of REG+DISP addressing.
9890 (split for DF store from register to memory): Likewise.
9891 (movsf_ie): Always use single fp_mode.
9892 * config/sh/sh.c (sh_override_options): Do not automatically
9893 enable TARGET_MOVD for the SH2A when supporting doubles - leave
9894 that to the -mfmovd command line switch.
9895 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
9896 (fldi_ok): Always allow.
9897 * config/sh/sh.opt (mfmovd): Remove this switch.
9898 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
9900 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
9901 Kaz Kojima <kkojima@gcc.gnu.org>
9903 PR rtl-optimization/30807
9904 * postreload.c (reload_combine): For every new use of REG_SUM,
9905 record the use of BASE.
9907 2009-07-06 Jan Hubicka <jh@suse.cz>
9909 * params.def: Revert my accidental commit at 2009-06-30.
9911 2009-07-04 Ian Lance Taylor <iant@google.com>
9914 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
9916 (mingw_format_attribute_overrides): Likewise.
9918 2009-07-04 Jakub Jelinek <jakub@redhat.com>
9921 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
9922 don't check cfa.reg. Instead of cfa.indirect use
9923 fde && fde->drap_reg != INVALID_REGNUM test.
9925 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
9927 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
9929 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
9932 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
9934 2009-07-03 Richard Guenther <rguenther@suse.de>
9936 PR tree-optimization/40640
9937 * tree-switch-conversion.c (build_arrays): Perform arithmetic
9940 2009-07-03 Jan Hubicka <jh@suse.cz>
9942 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
9943 for size, reduce amount of inlining.
9945 2009-07-03 Richard Guenther <rguenther@suse.de>
9948 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
9949 if t +- x is known to not overflow and the conversion widens the
9951 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
9953 2009-07-03 Jan Hubicka <jh@suse.cz>
9955 * ipa-pure-const.c (analyze): Update loop optimizer init.
9956 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
9957 try_remove_empty_loop, remove_empty_loops): Remove.
9958 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
9959 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
9960 to mark regular loops as neccesary.
9961 (degenerate_phi_p): New function.
9962 (propagate_necessity, remove_dead_phis): Use it.
9963 (forward_edge_to_pdom): Likewise.
9964 (eliminate_unnecessary_stmts): Take care to remove uses of results of
9965 virtual PHI nodes that became unreachable.
9966 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
9967 * tree-flow.h (remove_empty_loops): Remove.
9968 * passes.c (init_optimization_passes): Remove.
9970 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
9972 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
9973 can_create_pseudo_p.
9974 (*fix_trunc<mode>_i387_1): Ditto.
9975 (*floathi<mode>2_1): Ditto.
9976 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
9977 (*fistdi2_1): Ditto.
9978 (*fist<mode>2_1): Ditto.
9979 (frndintxf2_floor): Ditto.
9980 (*fist<mode>2_floor_1): Ditto.
9981 (frndintxf2_ceil): Ditto.
9982 (*fist<mode>2_ceil_1): Ditto.
9983 (frndintxf2_trunc): Ditto.
9984 (frndintxf2_mask_pm): Ditto.
9985 (fxam<mode>2_i387_with_temp): Ditto.
9986 * config/i386/sse.md (mulv16qi3): Ditto.
9987 (*sse2_mulv4si3): Ditto.
9989 (sse4_2_pcmpestr): Ditto.
9990 (sse4_2_pcmpistr): Ditto.
9992 2009-07-03 Jan Hubicka <jh@suse.cz>
9994 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
9995 (mark_stmt_necessary): Set it.
9996 (mark_operand_necessary): Set it.
9997 (mark_control_dependent_edges_necessary): Set it.
9998 (mark_virtual_phi_result_for_renaming): New function.
9999 (get_live_post_dom): New function.
10000 (forward_edge_to_pdom): New function.
10001 (remove_dead_stmt): Fix handling of control dependences.
10002 (tree_dce_init): Init new bitmap.
10003 (tree_dce_done): Free it.
10005 2009-07-02 Richard Guenther <rguenther@suse.de>
10008 * tree-ssa-structalias.c (new_var_info): Initialize
10011 2009-07-02 Jan Hubicka <jh@suse.cz>
10013 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
10016 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
10018 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
10019 instead of recomputing it. Adjust calls.
10020 (emit_store_flag): Adjust recursive calls.
10022 2009-07-02 Richard Guenther <rguenther@suse.de>
10024 * tree-ssa-live.c (remove_unused_locals): Do not remove
10026 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
10027 of DECL_EXTERNAL for HEAP variables.
10028 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
10029 HEAP variables. Do not adjust RESTRICT vars.
10030 (find_what_var_points_to): Nobody cares if something
10031 points to READONLY.
10033 2009-07-02 Ben Elliston <bje@au.ibm.com>
10035 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
10036 pc_low and pc_high declarations to the top of the function.
10038 2009-07-01 DJ Delorie <dj@redhat.com>
10040 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
10041 registers as fixed.
10042 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
10043 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
10044 unspecified accesses to control registers.
10045 * config/mep/intrinsics.md: Regenerate.
10046 * config/mep/intrinsics.h: Regenerate.
10047 * config/mep/mep-intrin.h: Regenerate.
10049 2009-07-01 Anthony Green <green@moxielogic.com>
10051 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
10052 instruction when possible.
10053 (moxie_expand_prologue): Ditto. Also, save an instruction and
10054 some complexity by popping off of $r12 instead of $sp.
10055 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
10058 2009-07-01 Richard Henderson <rth@redhat.com>
10061 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
10062 contained no insns, reposition note before last insn.
10064 2009-07-01 Richard Henderson <rth@redhat.com>
10067 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
10068 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
10070 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
10073 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
10074 darwin9 for printing reg addresses with %y.
10076 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
10078 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
10079 truncation from operands in binary operations.
10081 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
10084 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
10085 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
10086 subreg of op0 to the original op0.
10088 * expmed.c (store_bit_field_1): Use a temporary as the destination
10089 instead of a paradoxical subreg when we need to truncate the result.
10091 2009-07-01 DJ Delorie <dj@redhat.com>
10093 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
10094 names to VLIW variants.
10095 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
10096 * config/mep/intrinsics.md: Regenerate.
10097 * config/mep/intrinsics.h: Regenerate.
10098 * config/mep/mep-intrin.h: Regenerate.
10100 2009-07-01 Jakub Jelinek <jakub@redhat.com>
10103 * jump.c (returnjump_p): Revert last patch.
10104 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
10106 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10109 * pa.md (casesi32p): Use jump table label to determine the offset
10111 (casesi64p): Likewise.
10113 * pa.c (forward_branch_p): Return bool type. Use instruction
10114 addresses when available. Assert that INSN has a jump label.
10115 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
10118 2009-07-01 Richard Guenther <rguenther@suse.de>
10120 PR tree-optimization/19831
10121 * tree-ssa-dce.c (propagate_necessity): Calls to functions
10122 that only act as barriers do not make any previous stores necessary.
10123 * tree-ssa-structalias.c (handle_lhs_call): Delay making
10124 HEAP variables global, do not add a constraint from nonlocal.
10125 (find_func_aliases): Handle escapes through return statements.
10126 (compute_points_to_sets): Make escaped HEAP variables global.
10128 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
10131 * expmed.c (emit_store_flag): Perform a conversion if necessary,
10132 after reducing a DImode cstore to SImode.
10134 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
10136 * expr.c (expand_expr_real_1): Reinstate fallthrough to
10137 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
10139 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
10141 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
10142 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
10144 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
10145 and umod_optab if TARGET_BSD_DIVMOD.
10146 * config/vax/lib1funcs.asm: New file.
10147 * config/vax/t-linux: New file.
10148 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
10150 2009-06-30 Jakub Jelinek <jakub@redhat.com>
10153 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
10154 to type arguments that have void type.
10157 * dwarf2out.c (gen_formal_parameter_die): Call
10158 equate_decl_number_to_die if node is different from origin.
10160 2009-06-30 Anthony Green <green@moxielogic.com>
10162 Clean up moxie port for --enable-build-with-cxx.
10163 * config/moxie/moxie.c (moxie_function_value): First two
10164 parameters are const_tree, not tree.
10165 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
10166 (REG_CLASS_NAMES): Ditto.
10167 (REGNO_REG_CLASS): Ditto.
10168 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
10169 (moxie_function_value): Fix constyness of arguments.
10171 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
10173 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
10174 finalize_size_functions before further processing.
10175 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
10176 (variable_size): Call self_referential_size on size expressions
10177 that contain a PLACEHOLDER_EXPR.
10178 (size_functions): New static variable.
10179 (copy_self_referential_tree_r): New static function.
10180 (self_referential_size): Likewise.
10181 (finalize_size_functions): New global function.
10182 * tree.c: Include tree-inline.h.
10183 (push_without_duplicates): New static function.
10184 (find_placeholder_in_expr): New global function.
10185 (substitute_in_expr) <tcc_declaration>: Return the replacement object
10187 <tcc_expression>: Likewise.
10188 <tcc_vl_exp>: If the replacement object is a constant, try to inline
10189 the call in the expression.
10190 * tree.h (finalize_size_functions): Declare.
10191 (find_placeholder_in_expr): Likewise.
10192 (FIND_PLACEHOLDER_IN_EXPR): New macro.
10193 (substitute_placeholder_in_expr): Update comment.
10194 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
10196 (copy_tree_body_r): Likewise.
10197 (copy_tree_body): New static function.
10198 (maybe_inline_call_in_expr): New global function.
10199 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
10200 (maybe_inline_call_in_expr): Declare.
10201 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
10202 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
10205 2009-06-30 Richard Guenther <rguenther@suse.de>
10207 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
10209 (propagate_necessity): Do not mark reaching defs of stores
10212 2009-06-30 Jan Hubicka <jh@suse.cz>
10214 * cfgloopanal.c (check_irred): Move into ...
10215 (mark_irreducible_loops): ... here; return true if ireducible
10217 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
10218 (analyze_function): Try to prove loop finiteness.
10219 * cfgloop.h (mark_irreducible_loops): Update prototype.
10220 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
10222 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
10224 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
10226 2009-06-30 Ira Rosen <irar@il.ibm.com>
10228 PR tree-optimization/40542
10229 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
10232 2009-06-30 Martin Jambor <mjambor@suse.cz>
10234 PR tree-optimization/40582
10235 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
10236 than useless_type_conversion_p.
10237 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
10240 2009-06-30 Martin Jambor <mjambor@suse.cz>
10242 PR middle-end/40554
10243 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
10245 2009-06-30 Richard Guenther <rguenther@suse.de>
10247 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
10248 use ao_ref references.
10249 (walk_aliased_vdefs): Likewise.
10250 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
10251 * tree-ssa-dce.c (struct ref_data): Remove.
10252 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
10253 (mark_aliased_reaching_defs_necessary): Adjust.
10254 (mark_all_reaching_defs_necessary_1): Likewise.
10256 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
10259 * expmed.c (emit_cstore): New name of emit_store_flag_1.
10260 (emit_store_flag_1): Extract from emit_store_flag, adjust
10261 calls to (what now is) emit_cstore.
10262 (emit_store_flag): Call emit_store_flag_1 and also use it
10263 for what used to be recursive calls.
10265 2009-06-30 Wei Guozhi <carrot@google.com>
10268 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
10269 if the target bb post dominates from bb.
10270 * config/i386/i386.c (memory_address_length): Check existence of base
10271 register before using it.
10273 2009-06-30 Nick Clifton <nickc@redhat.com>
10274 DJ Delorie <dj@redhat.com>
10276 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
10277 __FMOVD_ENABLED__ is defined.
10279 (TARGET_FMOVD): Provide a default definition.
10280 (MASK_FMOVD): Likewise.
10281 (TARGET_CPU_CPP_BUILTINS): Define
10282 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
10283 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
10284 two fmov instructions depending upon whether TARGET_FMOVD is
10286 (split for DF load from memory into register): Also handle
10287 MEMs which consist of REG+DISP addressing.
10288 (split for DF store from register to memory): Likewise.
10289 * config/sh/sh.opt (mfmovd): Remove this switch.
10290 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
10291 * config/sh/sh.c (sh_override_options): Do not automatically
10292 enable TARGET_MOVD for the SH2A when supporting doubles - leave
10293 that to the -mfmovd command line switch.
10295 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
10297 (fldi_ok): Always allow.
10298 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
10300 2009-06-29 DJ Delorie <dj@redhat.com>
10302 * doc/install.texi (mep-x-elf): Correct chip's full name.
10304 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
10306 * doc/extend.texi: Fix typo.
10308 2009-06-29 Tom Tromey <tromey@redhat.com>
10310 * dwarf2.h: Remove.
10311 * Makefile.in (DWARF2_H): New variable.
10312 (except.o): Use it.
10313 (dwarf2out.o): Likewise.
10314 (dwarf2asm.o): Likewise.
10315 * config/i386/t-i386: Use DWARF2_H.
10316 * except.c: Include elf/dwarf2.h.
10317 * unwind-dw2.c: Include elf/dwarf2.h.
10318 * dwarf2out.c: Include elf/dwarf2.h.
10319 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
10320 <dtprel>: New field.
10321 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
10322 (size_of_loc_descr): Likewise.
10323 (output_loc_operands_raw): Likewise.
10324 (output_loc_operands): Handle new dtprel field.
10325 (loc_checksum): Update.
10326 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
10327 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
10328 * unwind-dw2-fde.c: Include elf/dwarf2.h.
10329 * dwarf2asm.c: Include elf/dwarf2.h.
10330 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
10331 * config/mmix/mmix.c: Include elf/dwarf2.h.
10332 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
10333 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
10334 * config/sh/sh.c: Include elf/dwarf2.h.
10335 * config/i386/i386.c: Include elf/dwarf2.h.
10337 2009-06-29 DJ Delorie <dj@redhat.com>
10339 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
10341 * doc/extend.texi: Add MeP attributes and pragmas.
10342 * doc/invoke.text: Add MeP Options.
10343 * doc/contrib.texi: Add MeP contribution.
10344 * doc/md.texi: Add MeP constraints.
10345 * doc/install.texi: Add MeP target.
10347 2009-06-30 Anatoly Sokolov <aesok@post.ru>
10349 * target.h (struct gcc_target): Add frame_pointer_required field.
10350 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
10351 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
10352 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
10354 * reload1.c (update_eliminables): (Ditto.).
10355 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
10356 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
10357 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
10359 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
10361 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
10362 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10363 (arm_frame_pointer_required): New function.
10365 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
10366 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10367 (avr_frame_pointer_required_p): Declare as static.
10368 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
10370 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
10371 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10372 (bfin_frame_pointer_required): Make as static, change return type
10374 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
10376 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
10377 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10378 (cris_frame_pointer_required): New function.
10380 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
10382 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
10383 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10384 (fr30_frame_pointer_required): New function.
10386 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
10387 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10388 (frv_frame_pointer_required): Make as static, change return type
10390 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
10392 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
10393 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10394 (ix86_frame_pointer_required): Make as static, change return type to
10396 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
10398 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
10399 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10401 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
10403 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
10405 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
10407 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
10408 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10409 (mips_frame_pointer_required): Make as static.
10410 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
10412 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
10413 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10414 (mmix_frame_pointer_required): Mew function.
10416 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
10417 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10419 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
10421 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
10423 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
10425 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
10426 (CAN_ELIMINATE): Redefine.
10427 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10428 (sparc_frame_pointer_required): New function.
10429 (sparc_can_eliminate): New function.
10430 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
10432 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
10433 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10435 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
10436 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10437 (xtensa_frame_pointer_required): Make as static, change return type
10439 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
10442 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
10444 * doc/plugins.texi: Document PLUGIN_START_UNIT.
10445 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
10446 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
10447 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
10448 (register_callback): Handle PLUGIN_START_UNIT.
10449 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
10451 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
10453 * tree.c (process_call_operands): Propagate TREE_READONLY from the
10455 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
10456 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
10458 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
10460 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
10463 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
10465 * doc/extend.texi (Additional Floating Types): __float128 is also
10466 supported on i386 targets.
10468 2009-06-29 Richard Guenther <rguenther@suse.de>
10470 PR middle-end/14187
10471 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
10473 (pt_solutions_same_restrict_base): Declare.
10474 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
10476 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
10477 (make_constraint_from, make_copy_constraint): Move earlier.
10478 (make_constraint_from_heapvar): New function.
10479 (make_constraint_from_restrict): Likewise.
10480 (handle_lhs_call): Use it.
10481 (find_func_aliases): Use it to track conversions to restrict
10482 qualified pointers.
10483 (struct fieldoff): Add only_restrict_pointers flag.
10484 (push_fields_onto_fieldstack): Initialize it.
10485 (create_variable_info_for): Track global restrict qualified pointers.
10486 (intra_create_variable_infos): Use make_constraint_from_heapvar.
10487 Track restrict qualified pointer arguments.
10488 (set_uids_in_ptset): Use varinfo is_global_var flag.
10489 (find_what_var_points_to): Set the vars_contains_restrict flag.
10490 Always create the points-to solution for sets including restrict tags.
10491 (pt_solutions_same_restrict_base): New function.
10492 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
10493 qualified pointers use pt_solutions_same_restrict_base as
10494 additional source for disambiguation.
10496 2009-06-29 Richard Guenther <rguenther@suse.de>
10498 PR middle-end/38212
10499 * alias.c (find_base_decl): Remove.
10500 (get_deref_alias_set_1): Remove restrict handling.
10501 * c-common.c (c_apply_type_quals_to_decl): Do not set
10502 DECL_POINTER_ALIAS_SET.
10503 * gimplify.c (find_single_pointer_decl_1): Remove.
10504 (find_single_pointer_decl): Likewise.
10505 (internal_get_tmp_var): Remove restrict handling.
10506 (gimple_regimplify_operands): Likewise.
10507 * omp-low.c (expand_omp_atomic_pipeline): Do not set
10508 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
10509 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
10510 * tree.c (restrict_base_for_decl): Remove.
10511 (init_ttree): Do not allocate it.
10512 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
10513 LABEL_DECL_UID for label decls.
10514 (copy_node_stat): Do not copy restrict information.
10515 (decl_restrict_base_lookup): Remove.
10516 (decl_restrict_base_insert): Likewise.
10517 (print_restrict_base_statistics): Likewise.
10518 (dump_tree_statistics): Do not call print_restrict_base_statistics.
10519 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
10520 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
10521 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
10522 (LABEL_DECL_UID): Adjust.
10523 (DECL_BASED_ON_RESTRICT_P): Remove.
10524 (DECL_GET_RESTRICT_BASE): Likewise.
10525 (SET_DECL_RESTRICT_BASE): Likewise.
10526 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
10528 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
10529 instead of DECL_POINTER_ALIAS_SET.
10530 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
10531 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
10532 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
10534 2009-06-29 Richard Guenther <rguenther@suse.de>
10536 PR tree-optimization/40579
10537 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
10538 the IL to simplify has constants that overflowed.
10540 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
10542 PR tree-optimization/40550
10543 * tree-vect-generic.c (expand_vector_operations_1): Compute in
10544 vector_compute_type only when the size of vector_compute_type is
10545 less than the size of type.
10547 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
10549 * fold-const.c (contains_label_1): Fix comments.
10550 (contains_label_p): Do not walk trees multiple time.
10552 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
10554 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
10555 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
10556 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
10557 ix86_fp_comparison_operator.
10558 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
10559 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
10560 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
10561 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
10562 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
10563 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
10564 (related splits): Change predicate to ix86_fp_comparison_operator.
10565 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
10566 instead of ix86_fp_comparison_codes.
10567 (ix86_trivial_fp_comparison_operator,
10568 ix86_fp_comparison_operator): New.
10569 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
10570 (ix86_expand_compare): Eliminate last two parameters.
10571 (ix86_fp_jump_nontrivial_p): Kill.
10572 * config/i386/i386.c (put_condition_code): Eliminate call to
10573 ix86_fp_comparison_codes and subsequent assertion.
10574 (ix86_fp_comparison_codes): Eliminate.
10575 (ix86_fp_swap_condition): New.
10576 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
10577 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
10578 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
10579 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
10580 and ix86_fp_swap_condition.
10581 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
10582 Use ix86_fp_comparison_strategy.
10583 (ix86_expand_compare): Likewise. Eliminate last two arguments.
10584 (ix86_fp_jump_nontrivial_p): Eliminate.
10585 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
10586 call to ix86_expand_compare.
10587 (ix86_split_fp_branch, ix86_expand_setcc,
10588 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
10589 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
10591 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
10593 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
10594 related to jump_clobbers.
10595 * config/arm/arm.md (conds): Remove jump_clob case.
10596 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
10597 splits): Change comparison_operator to arm_comparison_operator.
10598 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
10601 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
10603 * dojump.c (do_compare_rtx_and_jump): Try swapping the
10604 condition for floating point modes.
10605 * expmed.c (emit_store_flag_1): Move here a bigger part
10606 of emit_store_flag.
10607 (emit_store_flag): Try swapping the condition for floating point
10609 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
10611 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
10613 * expr.c (expand_expr_real_1): Just use do_store_flag.
10614 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
10615 emit_store_flag_force.
10616 * expmed.c (emit_store_flag_force): Copy here trick
10617 previously in expand_expr_real_1. Try reversing the comparison.
10618 (emit_store_flag_1): Work if target is NULL.
10619 (emit_store_flag): Work if target is NULL, using the result mode
10620 from the comparison. Use split_comparison, restructure final part
10621 to simplify conditionals.
10623 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
10625 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
10626 * dojump.c (do_jump): Change handling of floating-point
10627 ops to use just do_compare_and_jump.
10628 (split_comparison): New.
10629 (do_compare_rtx_and_jump): Add here logic coming previously
10630 in do_jump, using split_comparison.
10632 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
10635 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
10637 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
10639 * tree-ssa-alias.c: Fix unintentional commit.
10641 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
10643 * passes.c (execute_one_pass): Fix unintentional commit.
10645 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
10647 * df-problems.c (df_set_seen, df_unset_seen): Delete.
10648 (df_rd_local_compute, df_md_local_compute): Inline them.
10650 (df_md_scratch): New.
10651 (df_md_alloc, df_md_free): Allocate/free it.
10652 (df_md_local_compute): Only include live registers in init.
10653 (df_md_transfer_function): Prune the in-set computed by
10654 the confluence function, and the gen-set too.
10656 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
10658 PR rtl-optimization/26854
10659 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
10660 * df-problems.c (df_rd_add_problem): Fix comment.
10661 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
10662 df_md_simulate_artificial_defs_at_top,
10663 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
10664 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
10665 df_md_transfer_function, df_md_init, df_md_confluence_0,
10666 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
10667 problem_MD, df_md_add_problem): New.
10668 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
10669 df_md_get_bb_info): New.
10670 (DF_LAST_PROBLEM_PLUS1): Adjust.
10672 * Makefile.in (fwprop.o): Include domwalk.h.
10673 * fwprop.c: Include domwalk.h.
10674 (reg_defs, reg_defs_stack): New.
10675 (bitmap_only_bit_between): Remove.
10676 (process_defs): New.
10677 (process_uses): Use reg_defs and local_md instead of
10678 bitmap_only_bit_between and local_rd.
10679 (single_def_use_enter_block): New, from build_single_def_use_links.
10680 (single_def_use_leave_block): New.
10681 (build_single_def_use_links): Remove code moved to
10682 single_def_use_enter_block, invoke domwalk.
10683 (use_killed_between): Adjust comment.
10685 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
10687 * bitmap.h (bitmap_ior_and_into): New.
10688 * bitmap.c (bitmap_ior_and_into): New.
10690 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
10692 * domwalk.h (struct dom_walk_data): Remove all callbacks except
10693 before_dom_children_before_stmts and after_dom_children_after_stmts.
10694 Rename the two remaining callbacks to just before_dom_children and
10695 after_dom_children. Remove other GIMPLE statement walking bits.
10696 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
10697 * graphite.c: Do not include domwalk.h.
10698 * tree-into-ssa.c (interesting_blocks): New global.
10699 (struct mark_def_sites_global_data): Remove it and names_to_rename.
10700 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
10701 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
10702 now that they're not domwalk callbacks.
10703 (rewrite_initialize_block): Rename to...
10704 (rewrite_enter_block): ... this, place after called functions. Test
10705 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
10706 (rewrite_finalize_block): Rename to...
10707 (rewrite_leave_block): ... this, place after called functions.
10708 (rewrite_update_init_block): Rename to...
10709 (rewrite_update_enter_block): ... this, place after called functions.
10710 Test interesting_blocks, call rewrite_update_stmt and
10711 rewrite_update_phi_arguments.
10712 (rewrite_update_fini_block): Rename to...
10713 (rewrite_leave_block): ... this, place after called functions.
10714 (rewrite_blocks): Remove last argument, simplify initialization of
10716 (mark_def_sites_initialize_block): Rename to...
10717 (mark_def_sites_block): ... this, call mark_def_sites.
10718 (mark_def_sites_blocks): Remove argument, simplify initialization of
10720 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
10721 (update_ssa): Likewise.
10722 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
10724 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
10725 (dom_opt_initialize_block): Rename to...
10726 (dom_opt_enter_block): ... this, place after called functions. Walk
10727 statements here, inline propagate_to_outgoing_edges.
10728 (dom_opt_finalize_block): Rename to...
10729 (dom_opt_leave_block): ... this, place after called functions.
10730 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
10732 (dse_enter_block, dse_record_phi): New.
10733 (dse_record_phis): Delete.
10734 (dse_finalize_block): Rename to...
10735 (dse_leave_block): ... this.
10736 (tree_ssa_dse): Simplify initialization of walk_data.
10737 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
10738 Adjust initialization of walk_data.
10739 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
10740 * tree-ssa-loop-phiopt.c (get_non_trapping):
10741 Adjust initialization of walk_data.
10742 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
10743 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
10744 it's not a domwalk callback.
10745 (uncprop_initialize_block): Rename to...
10746 (dse_enter_block): ... this, call uncprop_into_successor_phis.
10747 (dse_finalize_block): Rename to...
10748 (dse_leave_block): ... this.
10749 (tree_ssa_uncprop): Simplify initialization of walk_data.
10750 * Makefile.in: Adjust dependencies.
10752 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
10754 * arm.md (casesi): Fix test for Thumb1.
10755 (thumb1_casesi_internal_pic): Likewise.
10756 (thumb1_casesi_dispatch): Likewise.
10758 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
10760 * config/arm/arm-cores.def: Added core cortex-m0.
10761 * config/arm/arm-tune.md: Regenerated.
10762 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
10764 2009-06-26 DJ Delorie <dj@redhat.com>
10766 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
10768 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
10769 the scheduler doesn't tag jump insns.
10771 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
10773 * c-decl.c (merge_decls): Re-indent.
10775 2009-06-26 Janis Johnson <janis187@us.ibm.com>
10778 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
10779 Special-case decimal float constants.
10781 2009-06-26 Richard Henderson <rth@redhat.com>
10783 * function.h (struct function): Add cannot_be_copied_reason,
10784 and cannot_be_copied_set.
10785 * tree-inline.c (has_label_address_in_static_1): Rename from
10786 inline_forbidden_p_2; don't set inline_forbidden_reason here.
10787 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
10788 don't set inline_forbidden_reason.
10789 (copy_forbidden): New function, split out of inline_forbidden_p.
10790 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
10791 (inline_forbidden_p): Use copy_forbidden.
10792 (tree_versionable_function_p): Likewise.
10793 (inlinable_function_p): Merge into tree_inlinable_function_p.
10794 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
10795 * ipa-cp.c (ipcp_versionable_function_p): New function.
10796 (ipcp_cloning_candidate_p): Use it.
10797 (ipcp_node_modifiable_p): Likewise.
10799 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
10801 * builtins.c (expand_builtin_alloca): Handle builtin alloca
10802 that is marked not to be inlined. Remove flag_mudflap use.
10803 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
10804 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
10806 2009-06-26 Steve Ellcey <sje@cup.hp.com>
10809 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
10810 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
10812 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
10814 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
10816 (__mingwthr_remove_key_dtor): Likewise.
10818 2009-06-26 Richard Guenther <rguenther@suse.de>
10820 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
10822 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
10824 PR middle-end/40525
10825 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
10826 try the non-cond_exec path also.
10828 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10831 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
10832 (output_cbranch): Use new functions.
10833 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
10836 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
10837 Pat Haugen <pthaugen@us.ibm.com>
10838 Revital Eres <ERES@il.ibm.com>
10840 * config/rs6000/rs6000.c (print_operand): Correct lossage message
10841 for %c error. Add %x support to print VSX registers as a unified
10842 register set, instead of separate float and altivec registers.
10843 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
10844 %y case, and add support for VSX pre-modify addresses.
10845 (output_toc): Add assert for CONST containing an integer constant
10847 (rs6000_adjust_cost): Add POWER7 support.
10848 (insn_must_be_first_in_group): Ditto.
10849 (insn_must_be_last_in_group): Ditto.
10850 (rs6000_emit_popcount): Ditto.
10851 (rs6000_vector_mode_supported_p): Ditto.
10853 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
10854 Change some of the functions called by macros to being called
10855 through a pointer, so debug functions can be inserted if
10856 -mdebug=addr or -mdebug=cost.
10857 (rs6000_preferred_reload_class_ptr): Ditto.
10858 (rs6000_secondary_reload_class_ptr): Ditto.
10859 (rs6000_secondary_memory_needed_ptr): Ditto.
10860 (rs6000_cannot_change_mode_class_ptr): Ditto.
10861 (rs6000_secondary_reload_inner): Ditto.
10862 (rs6000_legitimize_reload_address): Ditto.
10863 (rs6000_legitimize_reload_address_ptr): Ditto.
10864 (rs6000_mode_dependent_address): Ditto.
10865 (rs6000_mode_dependent_address_ptr): Ditto.
10867 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
10868 function to return true if the mode allows reg + integer
10870 (virtual_stack_registers_memory_p): New function to return true if
10871 the address refers to a virtual stack register.
10872 (rs6000_legitimate_offset_address_p): Move code to say whether a
10873 mode supports reg+int addressing to reg_offset_addressing_ok_p and
10875 (rs6000_legitimate_address_p): Add checks for modes that only can
10876 do reg+reg addressing. Start adding VSX support.
10877 (rs6000_legitimize_reload_address): Ditto.
10878 (rs6000_legitimize_address): Ditto.
10879 (rs6000_debug_legitimate_address_p): New debug functions for
10880 -mdebug=addr and -mdebug=cost.
10881 (rs6000_debug_rtx_costs): Ditto.
10882 (rs6000_debug_address_costs): Ditto.
10883 (rs6000_debug_adjust_cost): Ditto.
10884 (rs6000_debug_legitimize_address): Ditto.
10885 (rs6000_legitimize_reload_address_ptr): Point to call normal
10886 function or debug function. Make functions called via pointer
10888 (rs6000_mode_dependent_address_ptr): Ditto.
10889 (rs6000_secondary_reload_class_ptr): Ditto.
10890 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
10891 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
10892 into a friendlier error.
10893 (rs6000_init_builtins): Add initial VSX support.
10894 (rs6000_adjust_cost): Fix some spacing issues.
10896 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
10897 (REG_CLASS_NAMES): Ditto.
10898 (REG_CLASS_CONTENTS): Ditto.
10899 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
10900 pointer, to add -mdebug=addr support.
10901 (CANNOT_CHANGE_MODE_CLASS): Ditto.
10902 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
10903 -mdebug=addr support.
10904 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
10905 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
10906 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
10908 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
10910 (bswapsi*): Set attribute types for load/store. Add combiner
10911 patterns to eliminate zero extend on 64-bit.
10912 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
10913 stdbrx if the hardware supports those instructions.
10915 2009-06-25 Ian Lance Taylor <iant@google.com>
10917 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
10918 (Link Options): Document -static-libstdc++.
10920 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
10923 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
10924 DATA_ALIGNMENT instead.
10926 2009-06-25 Richard Guenther <rguenther@suse.de>
10928 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
10929 indirect references against the callused/escaped solutions.
10930 (call_may_clobber_ref_p_1): Likewise.
10932 2009-06-25 Martin Jambor <mjambor@suse.cz>
10934 PR tree-optimization/40493
10935 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
10936 (enum unscalarized_data_handling): New type.
10937 (handle_unscalarized_data_in_subtree): Return what has been done.
10938 (load_assign_lhs_subreplacements): Handle left flushes differently.
10939 (sra_modify_assign): Use unscalarized_data_handling, simplified
10940 condition determining whether to remove the statement.
10942 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
10944 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
10945 excerpt - @ should be doubled for texinfo.
10947 2009-06-24 Ian Lance Taylor <iant@google.com>
10949 * config/arc/arc.c: Include "df.h".
10950 (arc_attribute_table): Make static. Move higher in file.
10951 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
10952 (output_shift): Initialize n later to avoid warning.
10953 * config/arm/arm.c (arm_attribute_table): Make static. Move
10955 * config/avr/avr.c (avr_attribute_table): Make static. Move
10957 (reg_class_tab): Change array type from int to enum reg_class.
10958 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
10960 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
10961 (lshrhi3_out): Likewise.
10962 (class_likely_spilled_p): Change return type to bool.
10963 (avr_rtx_costs): Use local code variable with enum type.
10964 * config/avr/avr.md (movmemhi): Use add_reg_note.
10965 (andhi3, andsi3): Don't use AS2 with "and".
10966 (iorhi3, iorsi3): Don't use AS2 with "or".
10967 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
10968 * config/crx/crx.c: Include "df.h".
10969 (crx_attribute_table): Make static.
10970 * config/m32r/m32r.c: Include "df.h".
10971 (m32r_attribute_table): Make static. Move higher in file.
10972 (pop): Use add_reg_note.
10973 (block_move_call): Change 0 to LCT_NORMAL in function call.
10974 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
10975 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
10976 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
10977 declare, not just when TREE_CODE is defined.
10978 * config/m68hc11/m68hc11.c: Include "expr.h".
10979 (m68hc11_attribute_table): Make static. Move higher in file.
10980 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
10982 (m68hc11_register_indirect_p): Likewise.
10983 (m68hc11_function_arg_padding): Change return type to enum
10985 (emit_move_after_reload): Use add_reg_note.
10986 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
10987 (m68hc11_split_logical): Likewise.
10988 (m68hc11_rtx_costs): Add local code_and outer_code variables with
10990 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
10991 to VOIDmode in function call.
10992 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
10994 (m68hc11_split_logical): Update declaration.
10995 (m68hc11_function_arg_padding): Update declaration.
10996 * config/mcore/mcore.c (regno_reg_class): Change form array of int
10997 to array of enum reg_class.
10998 (mcore_attribute_table): Make static. Move higher in file.
10999 (mcore_rtx_costs): Add cast to enum type.
11000 * config/mcore/mcore.h (regno_reg_class): Update declaration.
11001 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
11002 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
11004 * config/sh/predicates.md (trapping_target_operand): Rename and to
11006 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
11008 * config/spu/spu.c (spu_attribute_table): Make static. Move
11010 * config/v850/v850.c (v850_attribute_table): Make static. Move
11012 (v850_rtx_costs): Use local code with enum type.
11013 (expand_epilogue): Add cast.
11014 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
11016 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
11019 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
11020 -m2a-single-only and -m2a-nofpu.
11021 * config/sh/sh.opt: Document m2a generates FPU code.
11023 2009-06-24 Anatoly Sokolov <aesok@post.ru>
11025 * defaults.h (CAN_ELIMINATE): Provide default.
11026 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
11027 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
11028 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
11029 * config/spu/spu.h (CAN_ELIMINATE): Delete.
11030 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
11031 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
11032 * config/cris/cris.h (CAN_ELIMINATE): Delete.
11033 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
11034 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
11035 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
11037 2009-06-24 DJ Delorie <dj@redhat.com>
11039 * mep-ext-cop.cpu: Fix copyright notice.
11040 * mep-default: Fix copyright notice.
11041 * mep-core: Fix copyright notice.
11042 * mep: Fix copyright notice.
11043 * mep-ivc2: Fix copyright notice.
11044 * mep-c5: Fix copyright notice.
11046 2009-06-24 Denis Chertykov <chertykov@gmail.com>
11048 * doc/contrib.texi (Contributors):
11050 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
11052 PR middle-end/40501
11053 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
11054 src and dst operands if necessary.
11056 2009-06-23 DJ Delorie <dj@redhat.com>
11059 * config.gcc: Add mep support.
11060 * recog.c: Resurrect validate_replace_rtx_subexp().
11061 * recog.h: Likewise.
11062 * config/mep/: Add new port:
11063 * config/mep/constraints.md: New file.
11064 * config/mep/default.h: New file.
11065 * config/mep/intrinsics.h: New file.
11066 * config/mep/intrinsics.md: New file.
11067 * config/mep/ivc2-template.h: New file.
11068 * config/mep/mep-c5.cpu: New file.
11069 * config/mep/mep-core.cpu: New file.
11070 * config/mep/mep-default.cpu: New file.
11071 * config/mep/mep-ext-cop.cpu: New file.
11072 * config/mep/mep-intrin.h: New file.
11073 * config/mep/mep-ivc2.cpu: New file.
11074 * config/mep/mep-lib1.asm: New file.
11075 * config/mep/mep-lib2.c: New file.
11076 * config/mep/mep-pragma.c: New file.
11077 * config/mep/mep-protos.h: New file.
11078 * config/mep/mep-tramp.c: New file.
11079 * config/mep/mep.c: New file.
11080 * config/mep/mep.cpu: New file.
11081 * config/mep/mep.h: New file.
11082 * config/mep/mep.md: New file.
11083 * config/mep/mep.opt: New file.
11084 * config/mep/predicates.md: New file.
11085 * config/mep/t-mep: New file.
11087 2009-06-23 Ian Lance Taylor <iant@google.com>
11089 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
11090 from loose_warn into c_loose_warn and from strict_warn into
11091 c_strict_warn. Set and substitute warn_cxxflags. Check for
11092 --enable-build-with-cxx. Set and substitute
11093 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
11094 * Makefile.in (CXXFLAGS): New variable.
11095 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
11096 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
11097 the default is the same as $(STRICT_WARN).
11098 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
11099 (CXX): New variable.
11100 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
11101 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
11102 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
11103 (HOST_LIBS): New variable.
11104 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
11105 (ALL_CXXFLAGS): New variable.
11106 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
11107 * doc/install.texi (Configuration): Document
11108 --enable-build-with-cxx, --with-stage1-ldflags,
11109 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
11110 * configure: Rebuild.
11112 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11114 * config/arm/arm.c (arm_override_options): Fix braces and formatting
11115 from previous commit.
11117 2009-06-23 Ian Lance Taylor <iant@google.com>
11119 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
11121 2009-06-23 Ian Lance Taylor <iant@google.com>
11123 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
11124 with ATTRIBUTE_UNUSED.
11126 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
11127 Pat Haugen <pthaugen@us.ibm.com>
11128 Revital Eres <eres@il.ibm.com>
11130 * config.in (HAVE_AS_POPCNTD): Add default definition.
11131 (HAVE_AS_LWSYNC): Ditto.
11133 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
11135 (gcc_cv_as_powerpc_cmpb): Ditto.
11136 (gcc_cv_as_powerpc_dfp): Ditto.
11137 (gcc_cv_as_powerpc_vsx): Ditto.
11138 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
11139 supporting the popcntd/lwsync instructions.
11140 (gcc_cv_as_powerpc_lwsync): Ditto.
11141 * configure: Regenerate.
11143 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
11144 -mcpu=native and -mcpu=power7.
11145 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
11147 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
11148 a variable instead of a mask to reduce the number of mask bits.
11149 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
11150 (-mbit-word): Ditto.
11151 (-mregnames): Ditto.
11152 * config/rs6000/rs6000.opt (-mupdate): Ditto.
11153 (-mfused-madd): Ditto.
11155 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
11157 (-mvsx): New switch for VSX instructions.
11158 (-misel): Move from a variable to a mask to allow it to be set by
11161 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
11162 function declaration to an array declaration.
11163 (rs6000_hard_regno_nregs): New external array declaration.
11165 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
11166 files included by rs6000.md.
11168 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
11169 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
11171 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
11173 (rs6000_debug_reg): New -mdebug= variables.
11174 (rs6000_debug_addr): Ditto.
11175 (rs6000_debug_cost): Ditto.
11176 (rs6000_pmode): New variable to hold Pmode.
11177 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
11178 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
11179 calculated at compiler start.
11180 (rs6000_hard_regno_nregs): Change function to an array which holds
11181 HARD_REGNO_NREGS calculated at compiler start.
11182 (rs6000_explicit_options): Delete isel field.
11183 (rs6000_vector_unit): New array to hold which vector unit
11184 supports arithmetic options for a given type.
11185 (rs6000_vector_mem): New array to hold which vector unit supports
11186 memory reference operations for a given type.
11187 (rs6000_vector_align): New array to given the alignment of each
11189 (power7_cost): New basic costs for power7.
11190 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
11191 (rs6000_hard_regno_nregs_internal): New function, moved from
11192 HARD_REGNO_NREGS, to calculate the number of registers each hard
11193 register takes for each type.
11194 (rs6000_debug_reg_print): New function for -mdebug=reg support.
11195 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
11196 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
11197 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
11198 unit information here so it is calculated once at compiler startup
11200 (rs6000_override_options): Make -misel a target mask. Add more
11201 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
11202 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
11204 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
11205 (rs6000_handle_option): Move -misel from variable to target mask.
11206 (rs6000_builtin_mask_for_load): Add VSX support.
11207 (rs6000_conditional_register_usage): Ditto.
11208 (USE_ALTIVEC_FOR_ARG_P): Ditto.
11209 (function_arg_boundary): Ditto.
11210 (rs6000_expand_builtin): Ditto.
11211 (def_builtin): Make abort message a little friendlier.
11212 (rs6000_emit_int_cmove): Add support for 64-bit isel.
11214 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
11215 assembler support the popcntd instruction instead of a vsx
11216 instruction to enable power7 support.
11217 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
11218 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
11219 option to the assembler if -mcpu=native.
11220 (ASM_CPU_NATIVE_SPEC): Ditto.
11221 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
11223 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
11224 the lwsync instruction.
11225 (enum processor_type): Add PROCESSOR_POWER7.
11226 (rs6000_debug_reg): New -mdebug= options.
11227 (rs6000_debug_addr): Ditto.
11228 (rs6000_debug_cost): Ditto.
11229 (rs6000_isel): Delete.
11230 (enum rs6000_vector): New enum to say what vector unit we have.
11231 (VECTOR_UNIT_*): New macros to say which vector unit has
11232 arithmetic operations for a given type.
11233 (VECTOR_MEM_*): New macros to say which vector unit has memory
11234 operations for a given type.
11235 (TARGET_LDBRX): Whether the machine supports the ldbrx
11237 (TARGET_ISEL): Delete, -misel moved to be a mask.
11238 (TARGET_ISEL64): New macro for 64-bit isel support.
11239 (UNITS_PER_VSX_WORD): New macro.
11240 (POINTER_SIZE): Move to be an external variable, rather than
11241 calculating whether we are generating 32 ot 64-bit code.
11243 (STACK_BOUNDARY): Add VSX support.
11244 (LOCAL_ALIGNMENT): Ditto.
11245 (SLOW_UNALIGNED_ACCESS): Ditto.
11246 (VSX_REGNO_P): New macro for VSX support.
11247 (VFLOAT_REGNO_P): Ditto.
11248 (VINT_REGNO_P): Ditto.
11249 (VLOGICAL_REGNO_P): Ditto.
11250 (VSX_VECTOR_MODE): Ditto.
11251 (VSX_SCALAR_MODE): Ditto.
11253 (VSX_MOVE_MODE): Ditto.
11254 (VSX_REG_CLASS_P): Ditto.
11255 (HARD_REGNO_NREGS): Instead of calling a function, use an array
11257 (UNITS_PER_SIMD_WORD): Add VSX support.
11258 (MODES_TIEABLE_P): Ditto.
11259 (STARTING_FRAME_OFFSET): Ditto.
11260 (STACK_DYNAMIC_OFFSET): Ditto.
11261 (EPILOGUE_USES): Ditto.
11262 (REGNO_REG_CLASS): Move to array lookup.
11263 (CLASS_MAX_NREGS): Ditto.
11264 (rs6000_vector_reg_class): Add declaration.
11265 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
11266 overlap with the floating point and Altivec registers.
11268 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
11270 * config/rs6000/driver-rs6000.c (asm_names): New static array to
11271 give the appropriate asm switches if -mcpu=native.
11272 (host_detect_local_cpu): Add support for "asm".
11273 (host_detect_local_cpu): Follow GNU code guidelines for name.
11275 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
11276 -mbit-word to a variable instead of being a target mask.
11278 * config/rs6000/sync.md (lwsync): If the assembler supports it,
11279 emit the lwsync instruction instead of emitting the instruction as
11280 an integer constant.
11282 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
11283 fixuns_trundfsi2, move expander into rs6000.md.
11285 * config/rs6000/rs6000.md (cpu): Add power7.
11286 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
11287 (logical predicate patterns): Change the single instruction
11288 primitives that set CR0 to be fast_compare instead of compare.
11290 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
11291 (popcntddi2): Ditto.
11292 (popcount<mode>): Ditto.
11293 (floating multiply/add insns): Name the floating point
11294 multiply/add insns.
11295 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
11296 (isel_unsigned_<mode>): Ditto.
11297 (fixuns_trundfsi2): Move expander here from spe.md.
11298 (smindi3): Define if we have -misel on 64-bit systems.
11303 2009-06-23 Anatoly Sokolov <aesok@post.ru>
11305 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
11307 * config/avr/avr.c (avr_current_device): New variable.
11308 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
11309 (avr_arch, mcu_type_s): Move to avr.h.
11310 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
11311 default_data_section_start fields.
11312 (avr_arch): Moved from avr.c.
11313 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
11314 library_name fields.
11315 (avr_current_device, avr_mcu_types, avr_arch_types,
11316 avr_device_to_arch, avr_device_to_data_start,
11317 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
11318 (EXTRA_SPEC_FUNCTIONS): Define.
11319 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
11320 options mapping. Use device_to_arch and device_to_data_start insted.
11321 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
11322 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
11323 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
11324 * config/avr/driver-avr.c: New file.
11325 * config/avr/avr-devices.c: New file.
11327 2009-06-23 Jakub Jelinek <jakub@redhat.com>
11329 * var-tracking.c (unshare_variable): Force initialized to
11330 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
11331 (set_variable_part): Likewise.
11332 (struct variable_union_info): Remove pos_src field.
11333 (vui_vec, vui_allocated): New variables.
11334 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
11335 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
11336 == 1 use a simpler sorting algorithm. Compute pos field right
11337 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
11338 Avoid quadratic comparison if !flag_var_tracking_uninit.
11339 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
11340 unshare_variable unconditionally.
11341 (dataflow_set_different_2): Removed.
11342 (dataflow_set_different): Don't traverse second hash table.
11343 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
11344 unconditionally to var_reg_set or var_mem_set.
11345 (emit_notes_in_bb): Likewise.
11346 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
11348 (emit_note_insn_var_location): Don't set initialized to
11349 VAR_INIT_STATUS_INITIALIZED early.
11350 (vt_finalize): Free vui_vec if needed, clear vui_vec and
11352 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
11354 * tree-object-size.c (addr_object_size): Instead of checking
11355 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
11356 are no FIELD_DECLs following it.
11358 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
11360 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
11361 order to match bswaps with signed source operands.
11363 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11365 * sdbout.c (sdbout_one_type): Fix braces in switch.
11367 2009-06-23 Richard Guenther <rguenther@suse.de>
11369 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
11371 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
11372 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
11373 var_callused, callused_tree, var_storedanything, storedanything_tree,
11374 var_integer, integer_tree): Remove global variables.
11375 (new_var_info): Do not pass new id, append the new var to the
11376 global variable vector.
11377 (do_ds_constraint): Use is_global_var member of the variable-info.
11378 (new_scalar_tmp_constraint_exp): Adjust.
11379 (create_function_info_for): Likewise.
11380 (create_variable_info_for): Likewise.
11381 (find_what_var_points_to): Remove dead code.
11382 (init_base_vars): Simplify.
11383 (compute_points_to_sets): Adjust.
11385 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
11387 * combine.c (try_combine): Dump information about the insns we're
11390 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
11392 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
11393 check when calling force_to_mode on TRUNCATE's operand.
11395 2009-06-22 Ian Lance Taylor <iant@google.com>
11397 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
11399 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
11401 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
11403 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11405 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
11406 override library linkage flags such as -static-libgcc or
11409 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
11411 * config/m68k/m68k-devices.def: Add line for MCF5221x.
11413 2009-06-22 Ian Lance Taylor <iant@google.com>
11415 * config/linux.opt: Put mglibc ahead of muclibc.
11417 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
11418 for duplicate decls.
11420 2009-06-22 Matthias Klose <doko@ubuntu.com>
11422 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
11424 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
11427 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
11428 instead of NULL if a parser error occurs.
11430 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11432 * dwarf2out.c (dwarf2_debug_hooks): Initialize
11433 non-DWARF2_DEBUGGING_INFO version.
11435 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
11437 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
11438 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
11440 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
11441 (LIBGCC2_TF_CEXT): Define.
11444 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11447 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
11449 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11451 * config/arm/arm.c (arm_override_options): Disable
11452 -mcaller-super-interworking and -mcallee-super-interworking.
11453 * doc/invoke.texi (ARM Options): Document this.
11455 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
11457 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
11458 * config/arm/constraints.md (j): New constraint for movw operands.
11459 (N): Remove thumb2 meaning.
11460 * config/arm/arm.md (*arm_movw): Delete.
11461 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
11462 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
11463 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
11465 2009-06-22 Martin Jambor <mjambor@suse.cz>
11467 PR tree-optimization/40492
11468 * tree-sra.c (sra_modify_assign): Pass zero offsets to
11469 build_ref_for_offset.
11471 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
11473 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
11474 JUMP_TABLE_DATA_P predicates where applicable.
11475 * auto-inc-dec.c: Ditto.
11476 * builtins.c: Ditto.
11477 * caller-save.c: Ditto.
11479 * cfgcleanup.c: Ditto.
11480 * cfglayout.c: Ditto.
11482 * combine.c: Ditto.
11483 * combine-stack-adj.c: Ditto.
11487 * df-scan.c: Ditto.
11489 * dwarf2asm.c: Ditto.
11490 * dwarf2out.c: Ditto.
11491 * emit-rtl.c: Ditto.
11497 * function.c: Ditto.
11500 * genpreds.c: Ditto.
11501 * genrecog.c: Ditto.
11503 * ira-costs.c: Ditto.
11504 * ira-lives.c: Ditto.
11506 * loop-iv.c: Ditto.
11507 * lower-subreg.c: Ditto.
11508 * modulo-sched.c: Ditto.
11510 * postreload.c: Ditto.
11511 * print-rtl.c: Ditto.
11513 * reginfo.c: Ditto.
11514 * regmove.c: Ditto.
11515 * reload1.c: Ditto.
11518 * rtlanal.c: Ditto.
11520 * sched-vis.c: Ditto.
11522 * sel-sched-ir.c: Ditto.
11523 * simplify-rtx.c: Ditto.
11524 * targhooks.c: Ditto.
11525 * var-tracking.c: Ditto.
11526 * vmsdbgout.c: Ditto.
11528 2009-06-22 Matthias Klose <doko@ubuntu.com>
11530 * Makefile.in (install-plugin): Always use DESTDIR.
11532 2009-06-22 Olivier Hainque <hainque@adacore.com>
11534 * config/pa/pa.c (output_call): Don't optimize post call jumps
11535 into return address adjustments if the call may throw.
11537 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
11539 * arm.c (thumb1_output_casesi): New function.
11540 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
11541 optimizing for size or PIC.
11542 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
11543 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
11544 (casesi): Handle Thumb-1 when optimizing for size or PIC.
11545 (thumb1_casesi_internal_pic): New expand rule.
11546 (thumb1_casesi_dispatch): New pattern.
11547 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
11549 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
11550 in the text seciton when PIC or optimizing for size.
11551 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
11552 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
11553 preservation properties of code.
11554 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
11555 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
11556 (__gnu_thumb1_case_si): New function.
11557 * t-arm (LIB1ASMSRC): Define here.
11558 (LIB1ASMFUNCS): Add some common functions.
11559 * t-arm-elf (LIB1ASMSRC): Delete.
11560 (LIB1ASMFUNCS): Append to existing set.
11561 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
11562 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
11563 * t-symbian (LIB1ASMFUNCS): Likewise.
11564 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
11565 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
11567 2009-06-21 Richard Guenther <rguenther@suse.de>
11569 PR tree-optimization/38729
11570 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
11571 to loops with a single exit if -fno-expensive-optimizations.
11573 2009-06-21 Jakub Jelinek <jakub@redhat.com>
11575 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
11576 (dataflow_set): Change vars type from htab_t to shared_hash.
11577 (shared_hash_pool, empty_shared_hash): New variables.
11578 (vars_clear): Removed.
11579 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
11580 shared_hash_find_slot_unshare, shared_hash_find_slot,
11581 shared_hash_find_slot_noinsert, shared_hash_find): New
11583 (shared_hash_unshare, shared_hash_destroy): New functions.
11584 (unshare_variable): Unshare set->vars if shared, use
11586 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
11587 (get_init_value, find_src_set_src, dump_dataflow_set,
11588 clobber_variable_part, emit_notes_for_differences): Use
11590 (dataflow_set_init): Remove second argument, set vars to
11591 empty_shared_hash instead of creating a new htab.
11592 (dataflow_set_clear): Call shared_hash_destroy and set vars
11593 to empty_shared_hash instead of calling vars_clear.
11594 (dataflow_set_copy): Don't call vars_copy, instead just share
11595 the src htab with dst.
11596 (variable_union): Use shared_hash_*, use initially NO_INSERT
11597 lookup if set->vars is shared. Don't keep slot cleared before
11598 calling unshare_variable. Unshare set->vars if needed.
11599 Even ->refcount == 1 vars must be unshared if set->vars is shared
11600 and var needs to be modified.
11601 (variable_canonicalize): New function.
11602 (dataflow_set_union): If dst->vars is empty, just share src->vars
11603 with dst->vars and traverse with variable_canonicalize to canonicalize
11604 and unshare what is needed.
11605 (dataflow_set_different): If old_set and new_set use the same shared
11606 htab, they aren't different. If number of htab elements is different,
11607 htabs are different. Use shared_hash_*.
11608 (dataflow_set_destroy): Call shared_hash_destroy instead of
11610 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
11611 second argument to dataflow_set_init.
11612 (vt_initialize): Likewise. Initialize shared_hash_pool and
11613 empty_shared_hash, move bb in/out initialization afterwards.
11614 Use variable_htab_free instead of NULL as changed_variables del hook.
11615 (variable_was_changed): Change type of second argument to pointer to
11616 dataflow_set. When inserting var into changed_variables, bump
11617 refcount. Unshare set->vars if set is shared htab and slot needs to
11619 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
11620 lookup if set->vars is shared. Unshare set->vars if needed.
11621 Even ->refcount == 1 vars must be unshared if set->vars is shared
11622 and var needs to be modified. Adjust variable_was_changed caller.
11623 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
11624 vars must be unshared if set->vars is shared and var needs to be
11625 modified. Adjust variable_was_changed caller.
11626 (emit_note_insn_var_location): Don't pool_free var.
11627 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
11629 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
11630 free_alloc_pool on shared_hash_pool.
11632 2009-06-20 Anthony Green <green@moxielogic.com>
11634 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
11635 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
11637 2009-06-20 Richard Guenther <rguenther@suse.de>
11639 * tree-ssa-structalias.c (find_func_aliases): For memset use
11640 a constraint from NULL if we memset to zero.
11641 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
11642 we explicitly handle that do not read from memory.
11643 (call_may_clobber_ref_p_1): Properly handle builtins that may
11646 2009-06-20 Richard Guenther <rguenther@suse.de>
11648 PR tree-optimization/40495
11649 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
11650 (new_scalar_tmp_constraint_exp): New function.
11651 (process_constraint): Do not create temporary decls.
11652 (process_all_all_constraints): Likewise.
11653 (handle_const_call): Likewise.
11654 (create_function_info_for): Do not set decl.
11656 2009-06-19 Ian Lance Taylor <iant@google.com>
11658 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
11659 (rs6000_attribute_table): Make static; move before use.
11661 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
11663 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
11664 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
11665 Propagate the TREE_READONLY flag without overwriting it.
11666 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
11667 Propagate the TREE_READONLY flag onto the result.
11668 (process_call_operands): Move around. Use correct constant value.
11670 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11673 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
11674 * config/arm/arm.md: Likewise.
11676 2009-06-19 Ian Lance Taylor <iant@google.com>
11678 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
11679 to GIMPLE_ERROR_MARK.
11681 * c-typeck.c (build_conditional_expr): Add op1_original_type and
11682 op2_original_type parameters. Warn about using different enum types.
11683 * c-parser.c (c_parser_conditional_expression): Pass original
11684 types to build_conditional_expr.
11685 * c-tree.h (build_conditional_expr): Update declaration.
11687 2009-06-19 Ian Lance Taylor <iant@google.com>
11689 * config/i386/i386.c (ix86_function_specific_save): Test that
11690 fields match values, rather than testing the values are in a
11693 2009-06-19 Richard Guenther <rguenther@suse.de>
11695 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
11696 ADDR_EXPR pointers.
11697 (ptr_derefs_may_alias_p): Likewise.
11698 (ptr_deref_may_alias_ref_p_1): New function.
11699 (ptr_deref_may_alias_ref_p): Likewise.
11700 (ref_maybe_used_by_call_p_1): Handle builtins that are not
11701 covered by looking at the ESCAPED solution.
11702 (call_may_clobber_ref_p_1): Likewise.
11703 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
11704 Handle NULL_TREE offset. Do not produce redundant constraints.
11705 (process_all_all_constraints): New helper function.
11706 (do_structure_copy): Use it.
11707 (handle_lhs_call): Likewise.
11708 (find_func_aliases): Handle some builtins with pointer arguments
11709 and/or return values explicitly.
11711 2009-06-19 Ian Lance Taylor <iant@google.com>
11713 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
11715 2009-06-19 Ian Lance Taylor <iant@google.com>
11717 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
11719 2009-06-19 Ian Lance Taylor <iant@google.com>
11721 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
11722 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
11725 * c-decl.c (finish_decl): If -Wc++-compat, warn about
11726 uninitialized const.
11728 2009-06-19 Ian Lance Taylor <iant@google.com>
11730 * dse.c (struct store_info): Rename bitmap field to bmap. Change
11733 * c-decl.c (in_struct, struct_types): Remove.
11734 (struct c_binding): Add in_struct field.
11735 (c_binding_ptr): Define type, along with VEC.
11736 (struct c_struct_parse_info): Define.
11737 (struct_parse_info): New static variable.
11738 (bind): Initialize in_struct field.
11739 (start_struct): Remove enclosing_in_struct and
11740 enclosing_struct_types parameters. Add
11741 enclosing_struct_parse_info parameter. Change all callers. Set
11742 struct_parse_info rather than in_struct and struct_types.
11743 (grokfield): If -Wc++-compat and there is a symbol binding for the
11744 field name, set the in_struct flag and push it on the
11745 struct_parse_info->fields vector.
11746 (warn_cxx_compat_finish_struct): New static function.
11747 (finish_struct): Remove enclosing_in_struct and
11748 enclosing_struct_types parameters. Add
11749 enclosing_struct_parse_info parameter. Change all callers. Don't
11750 set C_TYPE_DEFINED_IN_STRUCT here. Call
11751 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
11752 parameter. Only push on struct_types if warn_cxx_compat.
11753 (finish_enum): Only push on struct_types if warn_cxx_compat.
11754 (declspecs_add_type): Add loc parameter. Change all callers.
11755 Change all error calls to error_at. Pass loc, not input_location,
11756 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
11757 defined in a struct. If -Wc++-compat and parsing a struct, record
11758 that a typedef name was used.
11759 * c-parser.c (c_parser_declspecs): Get location to pass to
11760 declspecs_add_type.
11761 (c_parser_struct_or_union_specifier): Update calls to start_struct
11763 * c-tree.h (struct c_struct_parse_info): Declare.
11764 (finish_struct, start_struct): Update declarations.
11765 (declspecs_add_type): Update declaration.
11767 2009-06-19 Ian Lance Taylor <iant@google.com>
11769 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
11770 variable with an anonymous type.
11772 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
11774 * see.c: Remove for real.
11776 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
11778 * optabs.h (enum optab_index): Add new OTI_significand.
11779 (significand_optab): Define corresponding macro.
11780 * optabs.c (init_optabs): Initialize significand_optab.
11781 * genopinit.c (optabs): Implement significand_optab using
11782 significand?f2 patterns.
11783 * builtins.c (expand_builtin_mathfn): Handle
11784 BUILT_IN_SIGNIFICAND{,F,L}.
11785 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
11786 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
11788 * config/i386/i386.md (significandxf2, significand<mode>2): New
11789 expanders to implement significandf, significand and significandl
11790 built-ins as inline x87 intrinsics.
11792 2009-06-18 Anatoly Sokolov <aesok@post.ru>
11794 * config/avr/avr.c (avr_override_options): Remove setting value of
11795 PARAM_INLINE_CALL_COST.
11797 2009-06-18 Richard Henderson <rth@redhat.com>
11800 * tree-pass.h (TDF_ASMNAME): New.
11801 * tree-dump.c (dump_options): Add asmname.
11802 * doc/invoke.texi: Document it.
11804 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
11805 (dump_decl_name): ...here.
11806 (dump_function_name): New flags arg; mind TDF_ASMNAME.
11807 (dump_generic_node): Update dump_function_name calls.
11808 (print_call_name): New flags arg; update all dump calls.
11809 * diagnostic.h (print_call_name): Update.
11810 * gimple-pretty-print.c (dump_gimple_call): Update.
11812 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
11815 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
11817 2009-06-18 Diego Novillo <dnovillo@google.com>
11819 * doc/plugins.texi: Document plugin_is_GPL_compatible.
11820 * plugin.c (str_license): Declare.
11821 (try_init_one_plugin): Assert that the symbol
11822 'plugin_is_GPL_compatible' exists.
11824 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
11827 * Makefile.in (OBJS-common): Remove see.o.
11829 * common.opt (fsee): Mark as preserved for backward compatibility.
11830 * opts.c (common_handle_option): Add OPT_fsee to the backward
11831 compatibility section.
11832 * passes.c (init_optimization_passes, pass_see): Remove pass.
11833 * timevar.def (TV_SEE): Remove.
11834 * tree-pass.h (pass_see): Remove declaration.
11835 * doc/invoke.texi (-fsee): Remove documentation.
11837 2009-06-18 Martin Jambor <mjambor@suse.cz>
11839 * tree-sra.c: Include statistics.h
11840 (sra_stats): New variable.
11841 (sra_initialize): Clear sra_stats.
11842 (create_access_replacement): Increment sra_stats.replacements.
11843 (get_access_replacement): Do not return twice.
11844 (analyze_all_variable_accesses): Increment statistics counter by the
11845 number of scalarized aggregates.
11846 (generate_subtree_copies): Increment sra_stats.subtree_copies.
11847 (sra_modify_expr): Increment sra_stats.exprs.
11848 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
11849 (sra_modify_assign): Increment sra_stats.exprs,
11850 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
11851 (perform_intra_sra): Update statistics counters.
11852 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
11854 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
11856 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
11857 (arm_scalar_mode_supported_p): New function.
11859 2009-06-18 Paul Brook <paul@codesourcery.com>
11860 Sandra Loosemore <sandra@codesourcery.com>
11862 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
11863 (__extendhfsf2, __truncsfhf2): Define.
11864 * config/arm/fp16.c: New file.
11865 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
11866 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
11868 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
11870 * doc/extend.texi (Half-Precision): New section.
11871 * doc/invoke.texi (Option Summary): List -mfp16-format.
11872 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
11873 * config/arm/arm.opt (mfp16-format=): New.
11874 * config/arm/arm.c: Include intl.h.
11875 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
11876 (TARGET_INVALID_RETURN_TYPE): Redefine.
11877 (TARGET_PROMOTED_TYPE): Redefine.
11878 (TARGET_CONVERT_TO_TYPE): Redefine.
11879 (arm_fp16_format): Define.
11880 (all_fpus): Add entry for neon-fp16.
11881 (fp_model_for_fpu): Likewise.
11882 (struct fp16_format): Declare.
11883 (all_fp16_formats): Define.
11884 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
11886 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
11888 (arm_legitimate_index_p): Treat HFmode like HImode.
11889 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
11890 (coproc_secondary_reload_class): Special-case HFmode.
11891 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
11892 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
11893 (arm_init_fp16_builtins): New.
11894 (arm_init_builtins): Call it.
11895 (arm_invalid_parameter_type): New.
11896 (arm_invalid_return_type): New.
11897 (arm_promoted_type): New.
11898 (arm_convert_to_type).
11899 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
11901 (arm_emit_fp16_const): New function.
11902 (arm_mangle_type): Mangle __fp16 as "Dh".
11903 * config/arm/arm.h (TARGET_VFPD32): Make it know about
11905 (TARGET_NEON_FP16): New.
11906 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
11907 (enum fputype): Add FPUTYPE_NEON_FP16.
11908 (enum arm_fp16_format_type): Declare.
11909 (arm_fp16_format): Declare.
11910 (LARGEST_EXPONENT_IS_NORMAL): Define.
11911 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
11912 * config/arm/arm-modes.def (HFmode): Define.
11913 * config/arm/vfp.md: (*movhf_vfp): New.
11914 (extendhfsf2): New.
11916 * config/arm/arm.md: (fpu): Add neon_fp16.
11917 (floatsihf2, floatdihf2): New.
11918 (fix_trunchfsi2, fix_trunchfdi2): New.
11920 (extendhfdf2): New.
11922 (*arm32_movhf): New.
11923 (*thumb1_movhf): New.
11924 (consttable_2): Add check for HFmode constants.
11925 (consttable_4): Handle HFmode constants.
11927 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
11929 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
11931 2009-06-17 Olivier Hainque <hainque@adacore.com>
11933 * collect2.c (main): Use CONST_CAST2 to perform char ** to
11934 const char ** conversion in AIX specific section.
11936 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
11938 * config/i386/i386.c (ix86_special_builtin_type): Remove
11939 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
11940 (bdesc_special_args): Updated.
11941 (ix86_init_mmx_sse_builtins): Likewise.
11942 (ix86_expand_special_args_builtin): Likewise.
11944 2009-06-17 Richard Henderson <rth@redhat.com>
11946 * tree-pretty-print.c (maybe_dump_asm_name): New.
11947 (dump_decl_name): Use it.
11948 (PRINT_FUNCTION_NAME): Merge into...
11949 (dump_function_name): ... here. Use maybe_dump_asm_name.
11951 2009-06-17 Cary Coutant <ccoutant@google.com>
11953 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
11955 * debug.c (struct gcc_debug_hooks): Change placeholder for
11957 (debug_nothing_int_charstar_int): Replaced by...
11958 (debug_nothing_int_charstar_int_bool): ...this.
11959 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
11960 source_line prototype.
11961 (debug_nothing_int_charstar_int): Replaced by...
11962 (debug_nothing_int_charstar_int_bool): ...this.
11963 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
11964 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
11965 Output is_stmt operand when necessary.
11966 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
11967 (notice_source_line): Add is_stmt parameter.
11968 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
11969 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
11971 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
11972 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
11974 2009-06-17 Ian Lance Taylor <iant@google.com>
11976 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
11978 (struct store_by_pieces_d): Rename from store_by_pieces. Change
11981 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
11983 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
11984 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
11985 tree_strip_sign_nop_conversions and
11986 tree_ssa_strip_useless_type_conversions rather than stripping
11987 the operations here.
11988 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
11990 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
11991 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
11992 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
11993 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
11996 2009-06-17 Michael Eager <eager@eagercon.com>
11998 * config/rs6000/constraints.md (register_constraint "d"): New.
11999 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
12000 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
12001 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
12002 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
12003 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
12004 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
12005 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
12006 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
12007 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
12008 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
12010 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
12011 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
12012 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
12013 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
12014 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
12015 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
12016 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
12017 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
12018 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
12019 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
12020 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
12021 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
12022 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
12023 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
12025 2009-06-16 Ian Lance Taylor <iant@google.com>
12027 * profile.c (total_num_never_executed): Don't define.
12028 (compute_branch_probabilities): Don't count or print
12029 num_never_executed.
12030 (init_branch_prob): Don't set total_num_never_executed.
12031 (end_branch_prob): Don't print total_num_never_executed.
12033 2009-06-17 David Daney <ddaney@caviumnetworks.com>
12035 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
12037 2009-06-17 David Edelsohn <edelsohn@gnu.org>
12039 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
12040 (nabstd2_fpr): Same.
12042 2009-06-17 Steve Ellcey <sje@cup.hp.com>
12044 * expr.c (expand_assignment): Change complex type check.
12046 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
12048 * doc/plugins.texi (Building GCC plugins): Added new section.
12050 2009-06-17 Ian Lance Taylor <iant@google.com>
12052 * c-pch.c (get_ident): Don't set size of templ array.
12053 (pch_init): Don't set size of partial_pch array.
12055 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
12056 string constant to intialize an array whose size is the length of
12059 2009-06-17 Richard Guenther <rguenther@suse.de>
12061 PR tree-optimization/40389
12062 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
12063 to addressable types.
12064 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
12066 2009-06-17 Richard Guenther <rguenther@suse.de>
12068 PR middle-end/40460
12069 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
12070 if there is no evolution of left in the loop bail out.
12071 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
12072 chrec_fold_multiply.
12074 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
12075 Janis Johnson <janis187@us.ibm.com>
12078 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
12079 for the symbol ref of a constant that is the source of a move
12080 - nor for any other not-obvious-label-ref constants.
12082 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
12084 * plugin.c (position_pass): Skip newly inserted pass during list
12085 traversal to avoid repeated insertion.
12087 2009-06-16 Ian Lance Taylor <iant@google.com>
12089 * vec.h (VEC_stack_alloc): Define different version if
12090 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
12091 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
12092 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
12093 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
12095 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
12097 * config.gcc (extra_headers): Add ia32intrin.h for x86.
12099 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
12100 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
12101 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
12102 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
12103 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
12104 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
12105 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
12106 (bdesc_special_args): Add __builtin_ia32_rdtsc and
12107 __builtin_ia32_rdtscp.
12108 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
12109 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
12110 and __builtin_ia32_rorhi.
12111 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
12112 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
12113 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
12114 (ix86_expand_args_builtin): Likewise.
12115 (ix86_expand_special_args_builtin): Likewise.
12117 * config/i386/i386.md (UNSPECV_RDTSCP): New.
12118 (UNSPECV_RDTSC): Likewise.
12119 (UNSPECV_RDPMC): Likewise.
12120 (*bsr): Renamed to ...
12122 (*bsr_rex64): Renamed to ...
12125 (*rdpmc): Likewise.
12126 (*rdpmc_rex64): Likewise.
12128 (*rdtsc): Likewise.
12129 (*rdtsc_rex64): Likewise.
12130 (rdtscp): Likewise.
12131 (*rdtscp): Likewise.
12132 (*rdtscp_rex64): Likewise.
12134 * config/i386/ia32intrin.h: New.
12136 * config/i386/x86intrin.h: Include <ia32intrin.h>.
12138 2009-06-16 Ian Lance Taylor <iant@google.com>
12140 * ira-build.c (copy_info_to_removed_store_destinations):
12141 Initialize parent_a.
12143 2009-06-16 Ian Lance Taylor <iant@google.com>
12145 * c-decl.c (grokdeclarator): Change size_varies to bool.
12147 2009-06-16 Ian Lance Taylor <iant@google.com>
12149 * sel-sched.c: Make forward declarations of move_op_hooks and
12150 fur_hooks explicitly extern.
12152 2009-06-16 Ian Lance Taylor <iant@google.com>
12154 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
12155 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
12157 2009-06-16 Ian Lance Taylor <iant@google.com>
12159 * resource.c (mark_referenced_resources): Change
12160 include_delayed_effects parameter to bool. Change all callers.
12161 (mark_end_of_function_resources): Likewise.
12162 * reorg.c (insn_references_resource_p): Likewise.
12163 (insn_sets_resource_p): Likewise.
12164 * resource.h (mark_referenced_resources): Update declaration.
12165 (mark_end_of_function_resources): Update declaration.
12167 2009-06-16 David Edelsohn <edelsohn@gnu.org>
12169 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
12171 2009-06-16 David Edelsohn <edelsohn@gnu.org>
12173 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
12174 GCC can bootstrap on AIX with GNU Binutils 2.20.
12176 2009-06-16 Ian Lance Taylor <iant@google.com>
12178 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
12180 2009-06-16 Ian Lance Taylor <iant@google.com>
12182 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
12183 inline, not extern inline.
12184 (exact_log2): Likewise.
12185 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
12187 (exact_log2): Likewise, but don't test CTZ_HWI.
12189 2009-06-16 Ian Lance Taylor <iant@google.com>
12191 * bitmap.c (bitmap_clear): Don't declare as inline.
12192 * gimple.c (gimplify_assign): Likewise.
12193 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
12194 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
12195 (sched_scan_info): Remove duplicate definition.
12197 2009-06-16 Ian Lance Taylor <iant@google.com>
12199 * c-common.c (skip_evaluation): Don't define.
12200 (c_inhibit_evaluation_warnings): Define global variable.
12201 (overflow_warning): Check c_inhibit_evaluation_warnings rather
12202 than skip_evaluation.
12203 (convert_and_check, warn_for_div_by_zero): Likewise.
12204 * c-common.h (skip_evaluation): Don't declare.
12205 (c_inhibit_evaluation_warnings): Declare.
12206 * c-parser.c (c_parser_typeof_specifier): Set
12207 c_inhibit_evaluation_warnings rather than skip_evaluation.
12208 (c_parser_conditional_expression): Likewise.
12209 (c_parser_binary_expression): Likewise.
12210 (c_parser_sizeof_expression): Likewise.
12211 (c_parser_alignof_expression): Likewise.
12212 * c-typeck.c (build_indirect_ref): Check
12213 c_inhibit_evaluation_warnings rather than skip_evaluation.
12214 (build_conditional_expr, build_binary_op): Likewise.
12216 2009-06-16 Richard Guenther <rguenther@suse.de>
12218 * tree-ssa-alias.c (is_escape_site): Remove.
12219 * tree-ssa-alias.h (enum escape_type): Remove.
12220 (is_escape_site): Likewise.
12221 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
12222 via casts and asms without deferring to is_escape_site.
12224 2009-06-16 Jakub Jelinek <jakub@redhat.com>
12226 PR middle-end/40446
12227 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
12228 use gen_lowpart if op0 has complex mode.
12230 2009-06-16 Richard Guenther <rguenther@suse.de>
12232 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
12233 variables add them to ESCAPED.
12234 (find_func_aliases): Do not make all indirectly stored values escaped.
12236 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
12238 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
12239 make_decl_one_only.
12241 2009-06-16 Martin Jambor <mjambor@suse.cz>
12243 PR tree-optimization/40432
12244 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
12245 check whether we need to force gimple register operand.
12247 2009-06-16 Martin Jambor <mjambor@suse.cz>
12249 PR tree-optimization/40413
12250 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
12251 build_ref_for_offset.
12252 (propagate_subacesses_accross_link): Fix a typo in a comment.
12254 2009-06-16 Ira Rosen <irar@il.ibm.com>
12256 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
12257 with additional parameter.
12258 * tree-vectorizer.h (enum vect_def_type): Add new value
12260 (enum vect_relevant): Add comments.
12261 (vect_is_simple_reduction): Add new argument.
12262 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
12263 Detect nested cycles.
12264 (vect_is_simple_reduction): Update documentation, add an argument to
12265 distinguish inner-loop reduction from nested cycle, detect nested
12266 cycles, fix printings and indentation, don't swap operands in case
12268 (get_initial_def_for_reduction): Handle subtraction.
12269 (vect_create_epilog_for_reduction): Add new argument to specify
12270 reduction variable.
12271 (vect_finalize_reduction): Handle subtraction, fix comments.
12272 (vectorizable_reduction): Handle nested cycles. In case of nested
12273 cycle keep track of the reduction variable position. Call
12274 vect_is_simple_reduction with additional parameter. Use original
12275 statement code in reduction epilogue for nested cycle. Call
12276 vect_create_epilog_for_reduction with additional parameter.
12277 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
12278 inner-loop vectorization.
12279 (vect_recog_widen_sum_pattern): Likewise.
12280 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
12282 (vect_mark_stmts_to_be_vectorized): Likewise.
12283 (vect_get_vec_def_for_operand): Handle nested cycles.
12285 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12287 * doc/invoke.texi (Debugging Options): Fix option index entries
12288 for -fdump-statistics, -frandom-seed add entries for
12289 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
12290 (FRV Options): Fix entries for -mTLS, -mtls.
12291 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
12292 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
12293 (M68hc1x Options): Fix @itemx for -mnominmax.
12294 (MCore Options): Fix entry for -mno-lsim.
12295 (MMIX Options): Fix entry for -mabi=mmixware.
12296 (PDP-11 Options): Fix entry for -mbcopy-builtin.
12298 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
12300 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
12301 Mention the plugin mode of gengtype.
12302 * doc/gty.texi (Source Files Containing Type Information): Likewise.
12303 * gengtype.c: Updated copyright.
12304 (plugin_files, nb_plugin_files) Added new static variables.
12305 (measure_input_list) Care about plugin_files.
12306 (write_rtx_next): Added early return in plugin mode.
12307 (create_file): Updated copyright year in generated file. Added
12309 (oprintf): Added early return if NULL outf.
12310 (get_output_file_with_visibility): Care of plugin_files.
12311 (get_output_file_name): May return null.
12312 (write_local): Added early return.
12313 (put_mangled_filename): Ditto.
12314 (finish_root_table): Added check for base_files.
12315 (write_roots): Care about null when plugins.
12316 (main): Added plugin mode.
12318 2009-06-15 Ian Lance Taylor <iant@google.com>
12320 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
12321 * gcov.c (read_count_file): Add braces around variables declared
12324 * c.opt (Wjump-misses-init): New warning.
12325 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
12326 -Wall and -Wc++-compat if not already set.
12327 (c_common_post_options): Clear warn_jump_misses_init if it was not
12329 * c-decl.c (struct c_binding): Change type field to a union with
12330 new label field. Make it the first field in the struct. Update
12331 references to type to use u.type instead.
12332 (struct c_spot_bindings): Define.
12333 (struct c_goto_bindings): Define.
12334 (c_goto_bindings_p): Define, along with VECs.
12335 (struct c_label_vars): Define.
12336 (struct c_scope): Add has_label_bindings field.
12337 (bind_label, set_spot_bindings): New static functions.
12338 (decl_jump_unsafe, update_spot_bindings): New static functions.
12339 (update_label_decls): New static function.
12340 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
12341 Update binding u.label field to shadowed field.
12342 (c_binding_start_stmt_expr): New function.
12343 (c_binding_end_stmt_expr): New function.
12344 (pushdecl): Don't call c_begin_vm_scope.
12345 (make_label): Add defining and p_label_vars parameters. Change
12347 (lookup_label): Correct test for whether a label has not yet been
12348 defined. Call bind_label rather than bind.
12349 (warn_about_goto): New static function.
12350 (lookup_label_for_goto): New function.
12351 (declare_label): Call bind_label rather than bind.
12352 (check_earlier_gotos): New static function.
12353 (define_label): Don't give errors about jumping into statement
12354 expressions or scopes of variably modified types. Call
12355 set_spot_bindings and check_earlier_gotos. Call bind_label
12356 instead of bind. Don't set label_context_stack_se or
12357 label_context_stack_vm.
12358 (c_get_switch_bindings): New function.
12359 (c_release_switch_bindings): New function.
12360 (c_check_switch_jump_warnings): New function.
12361 (start_function): Don't set label_context_stack_se or
12362 label_context_stack_vm.
12363 (finish_function): Likewise.
12364 * c-typeck.c (label_context_stack_se): Don't define.
12365 (label_context_stack_vm): Don't define.
12366 (c_finish_goto_label): Call lookup_label_for_goto rather than
12367 lookup_label. Don't give errors about jumping into a statement
12368 expression or the scope of a variably modified type. Don't set
12369 label_context_stack_se or label_context_stack_vm.
12370 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
12371 fields. Add bindings field.
12372 (c_start_case): Don't set deleted fields. Set bindings field.
12373 (do_case): Rework order of tests. Don't check blocked_stmt_expr
12374 or blocked_vm. Call c_check_switch_jump_warnings.
12375 (c_finish_case): Don't test blocked_stmt_expr field. Call
12376 c_release_switch_bindings.
12377 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
12378 c_switch_stack. Don't walk label_context_stack_se labels. Don't
12379 set label_context_stack_se. Call c_bindings_start_stmt_expr.
12380 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
12381 c_switch_stack. Don't walk label_context_stack_se labels. Don't
12382 set label_context_stack_se. Call c_bindings_end_stmt_expr.
12383 (c_begin_vm_scope, c_end_vm_scope): Don't define.
12384 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
12385 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
12386 (C_DECL_UNJUMPABLE_VM): Don't define.
12387 (C_DECL_UNDEFINABLE_VM): Don't define.
12388 (struct c_label_list): Don't define.
12389 (struct c_label_context_se): Don't define.
12390 (struct c_label_context_vm): Don't define.
12391 (struct c_spot_bindings): Declare.
12392 (c_bindings_start_stmt_expr): Declare.
12393 (c_bindings_end_stmt_expr): Declare.
12394 (lookup_label_for_goto): Declare.
12395 (c_get_switch_bindings, c_release_switch_bindings): Declare.
12396 (c_check_switch_jump_warnings): Declare.
12397 (label_context_stack_se, label_context_stack_vm): Don't declare.
12398 (c_finish_goto_label): Update declaration.
12399 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
12400 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
12401 (Warning Options): Document -Wjump-misses-init.
12403 2009-06-15 Jakub Jelinek <jakub@redhat.com>
12405 * tree-object-size.c (addr_object_size): Fix a pasto in the last
12408 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
12410 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
12412 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
12414 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
12416 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
12418 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
12420 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
12422 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
12423 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
12424 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
12425 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
12426 * dwarf2asm.c (dw2_force_const_mem): Update call to
12427 make_decl_one_only.
12428 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
12429 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
12430 * langhooks.c (lhd_comdat_group): Remove.
12431 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
12432 * tree.h (DECL_COMDAT_GROUP): New.
12433 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
12434 (tree_decl_with_vis): Add comdat_group. Remove one_only.
12435 (make_decl_one_only): Change signature.
12436 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
12437 make_decl_one_only.
12438 (make_decl_one_only): Change signature.
12439 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
12441 2009-06-15 Richard Guenther <rguenther@suse.de>
12443 PR middle-end/40439
12444 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
12446 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12448 * tree-ssa-math-opts.c: Remove extra divide.
12450 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12452 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
12454 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12456 * passes.c: Add bswap pass.
12457 * tree-pass.h: Add pass_optimize_bswap declaration.
12458 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
12459 Include rtl.h, expr.h and optabs.h for optab_handler check.
12460 (struct symbolic_number, pass_optimize_bswap): New definition.
12461 (do_shift_rotate, verify_symbolic_number_p): New functions.
12462 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
12463 (gate_optimize_bswap): New function.
12464 * tree.c (widest_int_cst_value): New function.
12465 * tree.h (widest_int_cst_value): Prototype added.
12467 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
12469 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
12470 REG_EQUAL/REG_EQUIV notes.
12472 2009-06-14 Richard Guenther <rguenther@suse.de>
12474 PR middle-end/40389
12475 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
12476 has its address taken if NRV was applied and it is addressable.
12477 * tree-ssa-structalias.c (get_constraint_for_address_of): New
12478 function split out from ...
12479 (get_constraint_for_1): ... here.
12480 (handle_rhs_call): Use it to mark the return slot escaped if
12481 it is addressable and NRV was applied.
12483 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
12485 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
12486 Change first argument type to location_t.
12487 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
12488 Do not set input_location.
12489 Use loc instead of input_location throughout.
12491 2009-06-13 Richard Guenther <rguenther@suse.de>
12493 PR tree-optimization/40421
12494 * tree-predcom.c (should_unroll_loop_p): Remove.
12495 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
12497 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
12499 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
12500 Add location argument.
12502 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
12504 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
12506 * config/s390/s390.c (s390_build_builtin_va_list): Same.
12507 (s390_gimplify_va_arg): Pass location to create_artificial_label.
12508 * config/spu/spu-protos.h: Add location to
12509 spu_resolve_overloaded_builtin.
12510 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
12511 spu_build_builtin_va_list.
12512 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
12513 argument. Pass location to build_function_call_vec.
12514 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
12516 (emit_fpu_switch): Same.
12517 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
12518 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
12519 to build_decl and create_artificial_label.
12520 (xtensa_gimplify_va_arg_expr): Same.
12521 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
12522 (xstormy16_gimplify_va_arg_expr): Same.
12523 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
12524 * config/arm/arm.c (arm_build_builtin_va_list): Same.
12525 * config/mips/mips.c (mips_build_builtin_va_list): Same.
12526 (mips16_build_function_stub): Same.
12527 (mips16_build_call_stub): Same.
12529 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
12532 * arm/constraints.md (Pa, Pb): New constraints.
12533 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
12534 split pattern to deal with them.
12536 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
12538 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
12539 fix index entry for -Xpreprocessor.
12541 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
12543 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
12544 Add location argument to build_decl call.
12545 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
12546 (rs6000_init_builtins): Same.
12547 (spe_init_builtins): Same.
12548 (rs6000_gimplify_va_arg): Add location argument to
12549 create_artificial_label call.
12551 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
12553 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
12554 * combine-stack-adj.c (pass_stack_adjustments): Use it.
12555 * Makefile.in: Fix GGC dependency for gcse.o.
12557 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
12559 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
12560 * gimple-pretty-print.c (dump_gimple_stmt): Same.
12561 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
12563 * c-parser.c (c_parser_binary_expression): Use current column while
12564 building binary operations.
12565 * common.opt (fshow-column): Enable by default.
12566 * tree-vrp.c (check_array_ref): Use warning_at.
12567 (check_array_bounds): Use location from call back if expr has no
12569 * tree.h: Add location argument to maybe_fold_*.
12570 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
12571 (maybe_fold_offset_to_array_ref): Add location argument and use it.
12572 (maybe_fold_offset_to_component_ref): Same.
12573 (maybe_fold_offset_to_reference): Same.
12574 (maybe_fold_offset_to_address): Same.
12575 (maybe_fold_stmt_indirect): Same.
12576 (maybe_fold_stmt_addition): Same.
12577 (fold_stmt_r): Pass location to maybe_fold_*.
12578 (fold_gimple_assign): Same.
12579 * c-tree.h: Add location argument to finish_decl,
12580 default_function_array_conversion, store_init_value.
12581 * c-decl.c (define_label): Use error_at.
12582 (c_make_fname_decl): Pass location to finish_decl.
12583 (finish_decl): New location argument.
12584 (build_compound_literal): Pass location to store_init_value.
12585 (grokdeclarator): Pass location to finish_decl.
12587 * c-typeck.c (array_to_pointer_conversion): New location argument.
12588 (function_to_pointer_conversion): Same.
12589 (default_function_array_conversion): Same.
12590 (parser_build_unary_op): Pass location to overflow_warning.
12591 (parser_build_binary_op): Same. Use warning_at.
12592 (build_unary_op): Pass location to array_to_pointer_conversion.
12593 (build_c_cast): Pass location to digest_init.
12594 (build_modify_expr): New location argument.
12595 (convert_for_assignment): Same.
12596 (store_init_value): Same.
12597 (digest_init): Same.
12598 (output_init_element): Pass location to digest_init and
12599 array_to_pointer_conversion.
12600 (c_finish_return): Pass location to convert_for_assignment.
12601 * gimplify.c (gimplify_conversion): Pass location to
12602 maybe_fold_offset_to_address.
12603 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
12604 to maybe_fold_stmt_addition.
12605 * c-omp.c (c_finish_omp_atomic): Pass new location to
12607 (c_finish_omp_for): Same.
12608 * c-common.c (overflow_warning): New argument.
12609 * c-common.h: New argument to build_modify_expr, overflow_warning.
12610 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
12612 (c_parser_initializer): Pass location to
12613 default_function_array_conversion.
12614 (c_parser_initelt): Same.
12615 (c_parser_initval): Same.
12616 (c_parser_asm_operands): Same.
12617 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
12618 (c_parser_conditional_expression): Same.
12619 (c_parser_binary_expression): Add location info to stack. Use it.
12620 (c_parser_unary_expression): Pass location to
12621 default_function_array_conversion, parser_build_unary_op,
12622 build_indirect_ref, c_parser_postfix_expression_after_primary.
12623 (c_parser_postfix_expression_after_primary): New location argument.
12625 (c_parser_expression_conv): Pass location to
12626 default_function_array_conversion.
12627 (c_parser_expr_list): Same.
12628 (c_parser_omp_atomic): Same.
12629 (c_parser_omp_for_loop): Same.
12630 * c-tree.h: (struct c_declarator): Add comment to id_loc.
12631 (build_array_declarator): New argument.
12632 * c-decl.c (build_array_declarator): Add location argument.
12633 (grokdeclarator): Set id_loc for cdk_array.
12634 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
12635 build_array_declarator.
12636 * tree.c (build_omp_clause): Add location argument.
12637 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
12638 (OMP_CLAUSE_LOCATION): New macro.
12639 (struct tree_omp_clause): Add location field.
12640 (build_omp_clause): Add argument.
12641 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
12642 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
12644 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
12645 (cp_parser_omp_clause_collapse): Same.
12646 (cp_parser_omp_clause_default): Same.
12647 (cp_parser_omp_clause_if): Same.
12648 (cp_parser_omp_clause_nowait): Same.
12649 (cp_parser_omp_clause_num_threads): Same.
12650 (cp_parser_omp_clause_ordered): Same.
12651 (cp_parser_omp_clause_schedule): Same.
12652 (cp_parser_omp_clause_untied): Same.
12653 (cp_parser_omp_for_loop): Same.
12654 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
12655 * c-tree.h (c_start_case): Add location argument.
12656 (c_process_expr_stmt): Same.
12657 (c_finish_goto_*): Same.
12658 * tree-parloops.c (initialize_reductions): Pass location to
12660 (create_parallel_loop): Same.
12661 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
12662 (gfc_trans_omp_reduction_list): Same.
12663 (gfc_trans_omp_clauses): Same.
12664 (gfc_trans_omp_do): Same.
12665 * c-typeck.c (c_finish_goto_label): Same.
12666 (c_finish_goto_ptr): New location argument.
12667 (c_start_case): Same.
12668 (emit_side_effect_warnings): Same.
12669 (c_process_expr_stmt): Same.
12670 (c_finish_stmt_expr): Same.
12671 (c_finish_omp_clauses): Use error_at instead of error.
12672 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
12674 * c-omp.c (c_split_parallel_clauses): New location argument.
12675 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
12676 to build_omp_clause.
12677 (convert_local_reference_stmt): Same.
12678 (convert_gimple_call): Same.
12679 * c-common.h (c_split_parallel_clauses): New argument.
12680 * c-parser.c (c_parser_statement_after_labels): Pass location to
12681 c_finish_goto_label.
12682 (c_parser_switch_statement): Pass location to c_start_case.
12683 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
12684 and c_process_expr_stmt.
12685 (c_parser_omp_variable_list): Add location argument.
12686 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
12687 (c_parser_omp_clause_default): Same.
12688 (c_parser_omp_clause_if): Same.
12689 (c_parser_omp_clause_num_threads): Same.
12690 (-c_parser_omp_clause_ordered): Same.
12691 (c_parser_omp_clause_reduction): Pass location to
12692 c_parser_omp_variable_list.
12693 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
12694 (c_parser_omp_clause_untied): Same.
12695 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
12696 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
12698 * c-tree.h (check_for_loop_decls, undeclared_variable,
12699 build_component_ref, build_array_ref, build_external_ref,
12700 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
12701 build_conditional_expr, build_compound_expr, c_cast_expr,
12702 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
12703 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
12705 * c-semantics.c (build_stmt): Same.
12706 (build_case_label): Same.
12707 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
12708 (undeclared_variable): New argument.
12709 (make_label): Same.
12710 (lookup_label): Pass location on down.
12711 (define_label): Same.
12712 (finish_decl): Same.
12713 (build_compound_literal): Same.
12714 (finish_struct): Same.
12715 (finish_function): Do not set location here.
12716 (check_for_loop_decls): New argument.
12717 * tree.c (save_expr): Set location.
12718 (build_empty_stmt): New argument.
12719 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
12720 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
12721 * builtins.c (gimplify_va_arg_expr): Use locations.
12722 (expand_builtin_sync_operation): Same.
12723 * c-typeck.c (build_component_ref): New argument.
12724 (build_array_ref): Same.
12725 (build_external_ref): Same.
12726 (c_expr_sizeof_expr): Same.
12727 (c_expr_sizeof_type): Same.
12728 (parser_build_unary_op): Same.
12729 (build_conditional_expr): Same.
12730 (build_compound_expr): Pass location on down.
12731 (build_compound_expr): New argument.
12732 (build_c_cast): Same.
12733 (c_cast_expr): Same.
12734 (build_asm_expr): Same.
12735 (c_finish_return): Same.
12736 (c_process_expr_stmt): Pass location on down.
12737 (c_finish_stmt_expr): New argument.
12738 (push_clenaup): Same.
12739 (c_finish_omp_parallel): Same.
12740 (c_finish_omp_task): Same.
12741 * gimplify.c (gimplify_call_expr): Pass location on down.
12742 * c-omp.c (c_finish_omp_master): New argument.
12743 (c_finish_omp_critical): Same.
12744 (c_finish_omp_ordered): Same.
12745 (c_finish_omp_barrier): Same.
12746 (-c_finish_omp_taskwait): Same.
12747 (c_finish_omp_atomic): Same.
12748 (c_finish_omp_flush): Same.
12749 * tree-inline.c (copy_tree_body_r): Pass location on down.
12750 (inline_forbidden_p): Remove use of input_location.
12751 * c-gimplify.c (c_build_bind_expr): New argument.
12752 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
12753 (c_sizeof_or_alignof_type): New argument.
12754 (c_alignof_expr): Same.
12755 (build_va_arg): Same.
12756 (c_add_case_label): Same.
12757 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
12758 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
12759 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
12760 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
12761 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
12762 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
12764 * stub-objc.c (objc_build_selector_expr): Same.
12765 (objc_build_throw_stmt): Same.
12766 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
12767 (c_parser_initelt): Same.
12768 (c_parser_compound_statement): Same.
12769 (c_parser_compound_statement_nostart): Same.
12770 (c_parser_label): Same.
12771 (c_parser_statement_after_labels): Same.
12772 (c_parser_if_body): Same.
12773 (c_parser_else_body): Same.
12774 (c_parser_if_statement): Same.
12775 (c_parser_switch_statement): Same.
12776 (c_parser_while_statement): Same.
12777 (c_parser_do_statement): Same.
12778 (c_parser_for_statement): Same.
12779 (c_parser_asm_statement): Same.
12780 (c_parser_conditional_expression): Same.
12781 (c_parser_binary_expression): Same.
12782 (c_parser_cast_expression): Same.
12783 (c_parser_unary_expression): Same.
12784 (c_parser_sizeof_expression): Same.
12785 (c_parser_alignof_expression): Same.
12786 (c_parser_postfix_expression): Same.
12787 (c_parser_expression): Same.
12788 (c_parser_objc_receiver): Same.
12789 (c_parser_omp_variable_list): Same.
12790 (c_parser_omp_structured_block): Same.
12791 (c_parser_omp_atomic): New argument.
12792 (c_parser_omp_barrier): Same.
12793 (c_parser_omp_critical): Same.
12794 (c_parser_omp_flush): Pass location on down.
12795 (c_parser_omp_for_loop): New argument.
12796 (c_parser_omp_for): Same.
12797 (c_parser_omp_master): Same.
12798 (c_parser_omp_ordered): Same.
12799 (c_parser_omp_sections_scope): Same.
12800 (c_parser_omp_sections): Same.
12801 (c_parser_omp_parallel): Same.
12802 (c_parser_omp_single): Same.
12803 (c_parser_omp_task): Same.
12804 (c_parser_omp_taskwait): Pass location on down.
12805 (c_parser_omp_construct): Same.
12806 (c_parser_omp_threadprivate): Same.
12807 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
12808 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
12809 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
12810 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
12811 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
12812 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
12813 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
12814 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
12815 config/i386/i386.c, stmt.c:
12816 Add location argument to the following function definitions and/or
12817 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
12818 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
12819 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
12820 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
12821 do_case, c_finish_bc_stmt, build_compound_literal,
12822 build_function_call.
12823 * c-decl.c (build_compound_literal): Add location argument.
12824 Make all diagnostic calls use location.
12825 (start_struct): Same.
12826 (finish_struct): Same.
12827 (start_enum): Same.
12828 (build_enumerator): Same.
12829 (start_function): Same.
12830 (grokdeclarator): Make all diagnostic calls use location.
12831 (store_parm_decls_oldstyle): Same.
12832 * c-typeck.c (build_function_call): Add location argument.
12833 Make all diagnostic calls use location.
12835 (c_finish_bc_stmt): Same.
12836 * tree-nested.c (get_trampoline_type): Add argument.
12837 Pass location to build_decl.
12838 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
12839 * rtl.h (RTL_LOCATION): New.
12840 * c-common.c (c_add_case_label): Add location argument.
12841 Make all diagnostic calls use location.
12842 * c-common.h: Add location argument to make_fname_decl, do_case,
12843 c_add_case_label, build_function_call, resolve_overloaded_builtin.
12844 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
12845 Set it appropriately for every case. Pass enum_loc to start_enum
12846 call. Pass value_loc first to build_enumerator. Pass enum_loc to
12848 (c_parser_struct_or_union_specifier): Save location. Use it for
12849 start_struct, finish_struct, and parser_xref_tag.
12851 2009-06-12 Ian Lance Taylor <iant@google.com>
12853 * fold-const.c (fold_unary): Rename local variable and to and_expr.
12855 * c-opts.c (c_common_handle_option): For -Wc++-compat set
12856 cpp_opts->warn_cxx_operator_names.
12858 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
12861 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
12862 is returns NULL and OP is a VCE, look through the VCE.
12864 2009-06-12 Ian Lance Taylor <iant@google.com>
12867 * collect2.c (main): Use CONST_CAST2 in code inside #if
12868 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
12870 2009-06-12 Joey Ye <joey.ye@intel.com>
12872 PR middle-end/39146
12873 * cfgexpand.c (get_decl_align_unit): Update
12874 max_used_stack_slot_alignment with align instead of
12875 stack_alignment_needed.
12877 * function.c (assign_stack_local_1): Update
12878 max_used_stack_slot_alignment with alignment_in_bits instead
12879 of stack_alignment_needed.
12880 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
12883 2009-06-12 Jakub Jelinek <jakub@redhat.com>
12885 * dwarf2out.c (last_var_location_insn): New variable.
12886 (dwarf2out_end_epilogue): Clear last_var_location_insn.
12887 (dwarf2out_var_location): Don't record anything after last real
12888 insn. Only change labels if there were any real instructions
12889 in between last note and this one, or if changed sections.
12891 2009-06-11 Richard Henderson <rth@redhat.com>
12893 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
12894 note when storing the frame pointer in a register.
12895 (FRP): Don't redefine to nothing for epilogue.
12896 (alpha_expand_epilogue): Mark register and sp restores.
12897 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
12899 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
12900 when gen_lowpart is needed.
12902 2009-06-11 Richard Henderson <rth@redhat.com>
12904 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
12906 * dwarf2out.c (need_data_align_sf_opcode): New.
12907 (div_data_align): Move earlier.
12908 (def_cfa_1, reg_save): Use it.
12910 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
12912 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
12913 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
12914 (ix86_handle_option): Handle OPT_mcrc32.
12915 (ix86_target_string): Add -mcrc32.
12916 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
12918 * config/i386/i386.h (TARGET_CRC32): New.
12920 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
12921 (sse4_2_crc32di): Likewise.
12923 * config/i386/i386.opt (mcrc32): New.
12925 * doc/invoke.texi: Document -mcrc32.
12927 2009-06-11 Richard Henderson <rth@redhat.com>
12929 * common.opt (gdwarf-): Accept a version number.
12930 * doc/invoke.texi (gdwarf-): Update docs.
12931 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
12932 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
12933 version level, and record it.
12935 * dwarf2.h (DW_CIE_VERSION): Remove.
12936 * dwarf2out.c (DWARF_VERSION): Remove.
12937 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
12938 (output_call_frame_info): Use CIE version 3 for dwarf3,
12939 or if the return register column is out of range for version 1.
12940 (dwarf_stack_op_name): Add all dwarf3 values.
12941 (DEBUG_PUBTYPES_SECTION): New.
12942 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
12943 encoding change for dwarf3.
12944 (output_die) [dw_val_class_die_ref]: Likewise.
12945 (output_compilation_unit_header): Emit correct version for dwarf3.
12946 (output_line_info): Likewise.
12947 (output_pubnames): Update for DWARF_VERSION removal.
12948 (output_aranges): Likewise.
12949 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
12950 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
12951 (dwarf2out_finish): Likewise.
12953 2009-06-11 David Daney <ddaney@caviumnetworks.com>
12955 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
12958 2009-06-11 David Daney <ddaney@caviumnetworks.com>
12961 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
12962 * builtins.c (expand_builtin_unreachable): New function.
12963 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
12964 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
12965 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
12967 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
12968 searching for missing barriers.
12970 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
12972 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
12973 when -fprofile-generate* was passed.
12974 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
12976 2009-06-11 Anthony Green <green@moxielogic.com>
12978 * config/moxie/moxie.md: Define length attribute for all instructions.
12980 (*b<cond:code>): Support limited branch ranges for new PC-relative
12981 branch instructions.
12982 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
12984 2009-06-11 Jakub Jelinek <jakub@redhat.com>
12986 * config/i386/i386.c (min_insn_size): Use get_attr_length
12987 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
12988 For __asm return 0.
12990 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
12991 instead of emit_insn_before.
12993 2009-06-10 Ian Lance Taylor <iant@google.com>
12996 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
12999 2009-06-10 Revital Eres <eres@il.ibm.com>
13001 * passes.c (init_optimization_passes): Reschedule
13002 predictive-commoning pass before complete unroll pass.
13004 2009-06-10 Martin Jambor <mjambor@suse.cz>
13006 * cgraph.c (cgraph_node_can_be_local_p): New function.
13007 (cgraph_make_node_local): New function.
13008 * cgraph.h (cgraph_node_can_be_local_p): Declare.
13009 (cgraph_make_node_local): Declare.
13011 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
13013 * tree.h (tree_base): Add packed_flag and user_align fields.
13014 Decrease size of spare field.
13015 (TYPE_USER_ALIGN): Use user_align from tree_base.
13016 (DECL_USER_ALIGN): Likewise.
13017 (TYPE_PACKED): Use packed_flag from tree_base.
13018 (DECL_PACKED): Likewise.
13019 (tree_type): Delete packed_flag and user_align fields. Widen
13020 precision field. Widen mode field and shuffle fields to align
13021 mode on an 8-bit boundary.
13022 (tree_decl_common): Delete decl_flag_1 and user_align fields.
13023 Renumber decl_flag_* fields. Fix comments. Widen
13024 decl_common_unused field.
13025 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
13026 (DECL_EXTERNAL): Likewise.
13027 (DECL_BIT_FIELD): Likewise.
13028 (DECL_NONADDRESSABLE_P): Likewise.
13029 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
13030 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
13032 2009-06-10 Ian Lance Taylor <iant@google.com>
13034 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
13035 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
13036 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
13037 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
13038 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
13039 DEF_VEC_ALLOC_FUNC_P.
13040 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
13041 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
13042 DEF_VEC_ALLOC_FUNC_O.
13043 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
13044 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
13045 DEF_VEC_ALLOC_FUNC_I.
13046 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
13047 (vec_stack_p_reserve_exact_1): Declare.
13048 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
13049 (vec_stack_free): Declare.
13050 (VEC_stack_alloc): Define.
13051 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
13052 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
13053 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
13054 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
13056 (stack_vecs): New static variable.
13057 (vec_stack_p_reserve_exact_1): New function.
13058 (vec_stack_o_reserve_1): New static function.
13059 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
13060 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
13061 (vec_stack_free): New function.
13062 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
13063 (VEC_df_ref_stack_alloc): Define.
13064 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
13065 DEF_VEC_ALLOC_P_STACK.
13066 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
13067 (struct df_collection_rec): Change _vec fields to VEC. Remove
13069 (df_free_collection_rec): Adjust for new fields.
13070 (df_insn_rescan): Use new df_collection_rec fields.
13071 (df_notes_rescan, df_canonize_collection_rec): Likewise.
13072 (df_ref_create_structure, df_ref_record): Likewise.
13073 (df_get_conditional_uses, df_get_call_refs): Likewise.
13074 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
13075 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
13076 (df_record_exit_block_uses, df_bb_verify): Likewise.
13077 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
13078 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
13079 Remove count parameter. Change return type to void. Change all
13081 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
13082 Remove count parameter. Change return type to void. Change all
13084 (df_install_refs): Change old_vec parameter to VEC. Remove count
13085 parameter. Change all callers.
13086 (df_install_mws): Change old_vec parameter to VEC. Remove count
13087 parameter. Change all callers.
13088 (df_refs_verify): Change new_rec parameter to VEC. Change call
13090 (df_mws_verify): Likewise.
13092 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
13094 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
13096 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
13098 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
13100 2009-06-10 Anthony Green <green@moxielogic.com>
13102 * config/moxie/crti.asm: New file.
13103 * config/moxie/crtn.asm: New file.
13104 * config/moxie/moxie.c: New file.
13105 * config/moxie/moxie.h: New file.
13106 * config/moxie/sfp-machine.h: New file.
13107 * config/moxie/moxie-protos.h: New file.
13108 * config/moxie/t-moxie: Created.
13109 * config/moxie/t-moxie-softfp: Created.
13110 * config/moxie/moxie.md: Created.
13111 * config/moxie/constraints.md: Created.
13112 * config.gcc: Add moxie support.
13113 * doc/md.texi (Machine Constraints): Add moxie constraints.
13114 * doc/contrib.texi (Contributors): Mention moxie port.
13115 * doc/install.texi (Specific): Mention the moxie port.
13117 2009-06-09 Ian Lance Taylor <iant@google.com>
13119 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
13120 compiling with C++.
13121 * optabs.c (optab_table): Only use designated initializers if
13122 HAVE_DESIGNATED_INITIALIZERS is defined.
13123 (convert_optab_table): Likewise.
13124 (init_optabs): Always call init_insn_codes if
13125 HAVE_DESIGNATED_INITIALIZERS is not defined.
13127 2009-06-09 Ian Lance Taylor <iant@google.com>
13129 * targhooks.c (default_builtin_vectorized_function): Change fn
13130 parameter to unsigned int.
13131 (default_builtin_vectorized_conversion): Change code parameter to
13133 (default_builtin_reciprocal): Change fn parameter to unsigned int.
13134 * targhooks.h: Update declarations.
13135 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
13136 parameter to unsigned int.
13138 * c-typeck.c (comptypes_check_enum_int): New static function.
13139 (comptypes_internal): Add enum_and_int_p parameter. Change all
13141 (comp_target_types): Add location parameter. Change all callers.
13142 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
13143 Change all callers.
13144 (function_types_compatible_p, type_lists_compatible_p): Likewise.
13145 (build_conditional_expr): Add colon_loc parameter. Change all
13147 (convert_for_assignment): Add location parameter. Change all callers.
13148 * c-parser.c (c_parser_conditional_expression): Pass location of
13149 colon to build_conditional_expr.
13150 * c-tree.h (build_conditional_expr): Update declaration.
13152 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
13154 * graphite.c: Revert previous patch.
13156 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
13159 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
13161 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
13163 * tree-ssa-loop-prefetch.c
13164 (loop_prefetch_arrays): Fixed a portability problem in printf format
13167 2009-06-09 Martin Jambor <mjambor@suse.cz>
13169 PR tree-optimization/40351
13170 * tree-sra.c (propagate_subacesses_accross_link): Check that a
13171 refrence to a potential artifical subaccess can be constructed.
13173 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
13175 * config/sh/sh-protos.h (sh_optimization_options): Declare.
13176 (sh_override_options): Likewise.
13177 * config/sh/sh.c: Include params.h.
13178 (sh_optimization_options): New.
13179 (sh_override_options): Likewise.
13180 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
13181 (OVERRIDE_OPTIONS): Use sh_override_options.
13183 2009-06-08 Jakub Jelinek <jakub@redhat.com>
13185 * dwarf2out.c (emit_cfa_remember): New variable.
13186 (add_fde_cfi): If emit_cfa_remember, recurse to add
13187 DW_CFA_remember_state first.
13188 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
13189 instead just set emit_cfa_remember.
13191 2009-06-08 Jan Hubicka <jh@suse.cz>
13194 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
13196 2009-06-08 Jan Hubicka <jh@suse.cz>
13198 PR middle-end/39834
13199 * cgraphunit.c (save_inline_function_body): Do not copy transform
13200 hooks for saved inline bodies.
13201 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
13202 for given function.
13204 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
13206 * jump.c (returnjump_p): Handle delayed branches. Add missing
13209 2009-06-08 Jan Hubicka <jh@suse.cz>
13211 PR middle-end/40102
13212 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
13213 original node might've been modified.
13214 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
13216 2009-06-08 Jakub Jelinek <jakub@redhat.com>
13218 * tree-object-size.c (addr_object_size): Add OSI argument.
13219 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
13220 (compute_builtin_object_size, expr_object_size): Adjust callers.
13221 (plus_stmt_object_size): Call addr_object_size instead of
13222 compute_builtin_object_size.
13224 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
13225 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13227 * tree-ssa-loop-prefetch.c
13228 (gather_memory_references): Introduced a counter for the number of
13230 (anything_to_prefetch_p): Introduced a counter for the number of
13232 (is_loop_prefetching_profitable): New function with a cost model
13234 (loop_prefetch_arrays): Use the new cost model to determine if
13235 prefetching is profitable.
13236 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
13237 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
13238 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
13239 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
13240 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
13241 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
13243 2009-06-08 Michael Matz <matz@suse.de>
13246 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
13247 partitions use the same.
13248 (expand_one_var): Deal with DECL_RTL sometimes begin set also
13249 for basevars of SSA_NAMEs.
13250 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
13251 to not expand them twice.
13252 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
13255 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
13257 * common.opt (fcompare-debug=, fcompare-debug-second): New.
13258 (fdump-final-insns=, gtoggle): New.
13259 * doc/invoke.texi: Document them.
13260 * final.c (rest_of_clean_state): Dump final insn stream.
13261 * gcc.c (invoke_as): Hook in -fcompare-debug.
13262 (static_spec_functions): Add compare-debug-dump-opt,
13263 compare-debug-self-opt and compare-debug-auxbase-opt.
13264 (compare_debug, compare_debug_second, compare_debug_opt): New.
13265 (switches_debug_check, n_switches_debug_check): New.
13266 (debug_auxbase_opt, debug_check_temp_file): New.
13267 (process_command): Handle -fno-compare-debug, -fcompare-debug and
13269 (do_self_spec): Handle arguments after switches.
13270 (do_spec_1): Add .gk extension to temp file basenames for compare.
13271 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
13272 (cc1_options): Use it instead of normal auxbase computation for
13273 the second compare-debug compilation.
13274 (compare_files): New.
13275 (main): Set up and implement compare debug mode.
13276 (compare_debug_dump_opt_spec_function): New.
13277 (compare_debug_self_opt_spec_function): New.
13278 (compare_debug_auxbase_opt_spec_function): New.
13279 * toplev.c (process_options): Handle flag_gtoggle,
13280 flag_dump_final_insns.
13281 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
13282 during -fcompare-debug-second compilation.
13284 2009-06-07 Ian Lance Taylor <iant@google.com>
13286 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
13287 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
13289 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
13290 with no default node. Change warning with %H to warning_at.
13291 Don't clear warn_switch around case checking.
13292 * doc/invoke.texi (Warning Options): Clarify distinction between
13293 -Wswitch and -Wswitch-enum.
13295 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13297 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
13299 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13301 * gbl-ctors.h: Add header guard.
13303 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13305 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
13306 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
13307 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
13308 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
13309 prototypes for removed functions.
13310 (expressions_equal_p): Move to ...
13311 * tree-ssa-sccvn.h: ... here and ...
13312 * matrix-reorg.c: ... adjust includes.
13314 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13316 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
13318 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13320 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
13321 (finish_function): Remove erroneous whitespace.
13323 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13325 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
13326 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
13328 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13330 * errors.c (internal_error): Commentary typo fix.
13331 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
13332 * tree-ssa-pre.c: Ditto.
13334 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13336 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
13337 them is supposed to hold actual statements.
13339 2009-06-06 Ian Lance Taylor <iant@google.com>
13341 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
13342 empty statements can now have attributes.
13344 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
13346 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
13347 * config/mips/mips.md: Ditto.
13349 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
13351 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
13353 (__eabi_uconvert): Likewise.
13355 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
13357 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
13358 CFI_* definitions with IN_GCC.
13360 2009-06-05 David Edelsohn <edelsohn@gnu.org>
13362 * xcoffout.h (xcoffout_source_line): Update prototype.
13364 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13366 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
13367 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
13369 2009-06-05 Jakub Jelinek <jakub@redhat.com>
13371 PR middle-end/40340
13372 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
13373 inlined_function_outer_scope_p blocks for artificial inlines
13375 * tree.c (tree_nonartificial_location): Rewrite using
13376 block_nonartificial_location.
13378 2009-06-05 Revital Eres <eres@il.ibm.com>
13379 Leehod Baruch <leehod@il.ibm.com>
13381 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
13382 (expand_expr_real_1): Remove comment.
13383 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
13384 Vectorize misaligned access when the target supports it.
13385 (vect_supportable_dr_alignment): Check for unaligned access support.
13386 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
13389 2009-06-05 Julian Brown <julian@codesourcery.com>
13391 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
13392 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
13394 2009-06-05 Richard Guenther <rguenther@suse.de>
13397 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
13398 as possibly unused.
13400 2009-06-05 Jakub Jelinek <jakub@redhat.com>
13402 * config/s390/s390.c (global_not_special_regno_p): New static inline.
13403 (save_gprs): Don't tell unwinder when a global register is saved.
13404 (s390_emit_epilogue): Emit needed epilogue unwind info.
13406 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
13408 * dwarf2out.c (deferred_asm_name): New.
13409 (add_name_and_src_coords_attributes): Defer creation of
13410 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
13412 (move_linkage_attr): New.
13413 (dwarf2out_finish): Revisit deferrals and emit attributes at the
13416 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
13418 * tree-nested.c (finalize_nesting_tree_1): Declare the
13419 frame_decl in the binding tree.
13421 2009-06-04 Cary Coutant <ccoutant@google.com>
13423 * basic-block.h (struct basic_block_def): Add discriminator field.
13424 * dbxout.c (dbxout_source_line): Add new parameter. Change all
13426 * debug.c (do_nothing_debug_hooks): Add additional entry.
13427 (debug_nothing_int_charstar_int): New function.
13428 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
13429 (debug_nothing_int_charstar_int): New declaration.
13430 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
13431 discriminator value in .loc directive.
13432 * final.c (last_discriminator): New variable.
13433 (discriminator): New variable.
13434 (final_start_function): Initialize above variables, pass current
13435 discriminator to debug hook.
13436 (notice_source_line): Check for discriminator change.
13437 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
13438 * sdbout.c (sdbout_source_line): New parameter.
13439 * tree-cfg.c (struct locus_discrim_map): New structure type.
13440 (discriminator_per_locus): New hash table.
13441 (build_gimple_cfg): Allocate and free discriminator hash table.
13442 (make_edges): Call assign_discriminator.
13443 (locus_map_hash): New function.
13444 (locus_map_eq): New function.
13445 (next_discriminator_for_locus): New function.
13446 (same_line_p): New function.
13447 (assign_discriminator): New function.
13448 (make_cond_expr_edges): Call assign_discriminator.
13449 (make_gimple_switch_edges): Likewise.
13450 (first_non_label_stmt): New function.
13451 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
13453 * xcoffout.c (xcoffout_source_line): Add new parameter.
13455 * configure.ac (gcc_cv_as_discriminator): New configury check for
13456 gas support for discriminator.
13457 * configure: Regenerate.
13458 * config.in: Regenerate.
13460 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13462 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
13463 val after checking for integers.
13465 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
13467 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
13469 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
13470 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
13471 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
13472 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
13473 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
13474 X64_SSE_REGPARM_MAX.
13475 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
13476 X64_SSE_REGPARM_MAX.
13478 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
13480 * gcc.c (report_times_to_file): New.
13481 (execute): Implement it.
13482 (process_command): Support -time=.
13483 * doc/invoke.texi: Document it.
13485 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
13487 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
13488 that have value exprs.
13490 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
13492 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
13493 declarations for constants until...
13494 (dw2_output_indirect_constant_1): ... this point.
13496 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
13499 * arm.md (arm_addsi3): Don't try to split an add with an
13500 eliminable register until after reload has completed.
13502 2009-06-03 Ian Lance Taylor <iant@google.com>
13504 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
13505 * genattrtab.c (write_length_unit_log): Likewise.
13506 * genchecksum.c (dosum): Likewise.
13507 * gengtype.c (write_rtx_next): Likewise.
13508 (finish_root_table, write_roots): Likewise.
13509 * gimple.c (gimple_ops_offset_): Likewise.
13510 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
13511 * config/arc/arc.c (arc_attribute_table): Likewise.
13512 * config/arm/arm.c (arm_attribute_table): Likewise.
13513 * config/avr/avr.c (avr_attribute_table): Likewise.
13514 * config/crx/crx.c (crx_attribute_table): Likewise.
13515 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
13516 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
13517 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
13518 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
13519 * config/sh/sh.c (sh_attribute_table): Likewise.
13520 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
13521 * config/spu/spu.c (spu_attribute_table): Likewise.
13522 * config/v850/v850.c (v850_attribute_table): Likewise.
13524 * config/alpha/alpha.c (vms_attribute_table): Make static.
13525 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
13526 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
13527 * config/mips/mips.c (mips_attribute_table): Likewise.
13529 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
13531 (cc1-checksum.o): Likewise.
13533 2009-06-03 Steve Ellcey <sje@cup.hp.com>
13535 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
13537 2009-06-03 Jakub Jelinek <jakub@redhat.com>
13539 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
13540 insn if it is changing sp. Use gen_add3_insn instead of
13541 conditionally gen_addsi3 and gen_adddi3.
13542 (offset_below_red_zone_p): New static inline function.
13543 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
13544 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
13545 * config/rs6000/ppc-asm.h: Include auto-host.h.
13546 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
13547 CFI_RESTORE): Define.
13548 * config/rs6000/crtresxgpr.asm: Add unwind info.
13549 * config/rs6000/crtresxfpr.asm: Likewise.
13550 * config/rs6000/crtresgpr.asm: Likewise.
13551 * config/rs6000/crtresfpr.asm: Likewise.
13552 * config/rs6000/crtsavgpr.asm: Likewise.
13553 * config/rs6000/crtsavfpr.asm: Likewise.
13555 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
13556 argument of DWARF2_FRAME_REG_OUT macros.
13558 2009-06-03 Julian Brown <julian@codesourcery.com>
13560 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
13561 words or less (including TImode) in core registers.
13563 2009-06-03 Richard Guenther <rguenther@suse.de>
13565 PR middle-end/40328
13566 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
13568 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
13570 * statistics.c (statistics_counter_event): Do not record event
13571 in pass dump if its number == -1.
13572 (curr_statistics_hash): Add assert that we never get passes
13573 with static number == -1.
13575 2009-06-03 Richard Guenther <rguenther@suse.de>
13576 Andrey Belevantsev <abel@ispras.ru>
13578 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
13579 non-BLKmode arrays addressable.
13581 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
13583 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
13584 * config/m68k/m68k.h: ... here.
13586 2009-06-03 Martin Jambor <mjambor@suse.cz>
13588 PR tree-optimization/40323
13589 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
13592 2009-06-03 Richard Guenther <rguenther@suse.de>
13594 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
13597 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
13599 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
13600 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
13601 JUMP_TABLE_DATA_P where applicable.
13602 * config/sh/sh.c: Ditto.
13603 * config/sh/sh.h: Ditto.
13604 * config/sh/sh.md: Ditto.
13605 * config/sh/symbian.c: Ditto.
13607 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
13609 * config/i386/driver-i386.c (describe_cache): Optimize
13610 concatenation of strings. Use snprintf instead of sprintf.
13611 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
13612 target when not compiling with GCC.
13614 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
13616 * config/sh/sh.c: Revert last change.
13617 (sh_expand_epilogue): Emit a blockage insn before the frame
13618 pointer adjustment unconditionally.
13620 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
13622 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
13623 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
13624 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
13625 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
13626 to COLLECT_GCC_OPTIONS.
13628 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
13630 * collect2.c (target_system_root): New variable.
13631 (main): Handle --sysroot=.
13632 (ignore_library): Strip the sysroot from the library path.
13634 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
13636 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
13637 (collect2.o): Depend on collect2-aix.h.
13638 (collect2-aix.o): New rule.
13639 * collect2-aix.h: New file.
13640 * collect2-aix.c: Likewise.
13641 * collect2.c: Include collect2-aix.h. Don't undefine
13642 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
13643 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
13644 Use TARGET_AIX_VERSION instead of _AIX51.
13645 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
13646 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
13647 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
13648 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
13649 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
13651 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
13653 * collect2.c (ignore_library): Avoid premature post-increment
13654 and null deference.
13656 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
13658 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
13659 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
13660 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
13661 CROSS_DIRECTORY_STRUCTURE too.
13662 (LINK_LIBG_SPEC): Likewise.
13663 (LIB_SPEC): Add %R to sysroot paths.
13664 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
13665 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
13666 * config/rs6000/aix51.h: As for aix43.h.
13667 * config/rs6000/aix52.h: Likewise.
13668 * config/rs6000/aix53.h: Likewise.
13669 * config/rs6000/aix61.h: Likewise.
13670 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
13671 to the beginning of sysroot paths.
13673 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
13675 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
13676 INSN_LISTs that are out of the REG_NOTE range.
13678 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
13680 * loop-unroll.c (struct iv_to_split): Add pointer to next.
13681 (struct var_to_expand): Likewise.
13682 (struct opt_info): Add head and tail for linked lists of the above.
13683 (analyze_insn_to_expand_var): Initialize next.
13684 (analyze_iv_to_split_insn): Likewise.
13685 (analyze_insns_in_loop): Create linked lists.
13686 (allocate_basic_variable): Simplify for use without hash table.
13687 (insert_var_expansion_initialization): Likewise, make it type-safer.
13688 (combine_var_copies_in_loop_exit): Likewise.
13689 (apply_opt_in_copies): Walk lists rather than hash tables.
13690 (release_var_copies): Simplified and inlined by hand into...
13691 (free_opt_info): ... this function.
13693 2009-06-02 Richard Guenther <rguenther@suse.de>
13695 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
13698 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
13700 * cfgexpand.c (gimple_expand_cfg): Discard the source location
13701 only for builtins that are not overridden.
13703 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
13705 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
13708 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
13710 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
13712 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
13714 * combine.c (move_deaths): Compare LUIDs within the same BB only.
13716 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
13718 * common.opt (fdump-unnumbered-links): New.
13719 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
13720 * print-rtl.c (flag_dump_unnumbered_links): New.
13721 (print_rtx): Test it.
13723 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
13725 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
13726 push/pop multiple to 8-byte alignment.
13728 2009-06-01 Jakub Jelinek <jakub@redhat.com>
13730 * config/i386/i386.c (queued_cfa_restores): New static variable.
13731 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
13733 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
13734 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
13735 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
13736 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
13737 note unconditionally.
13738 (ix86_emit_restore_regs_using_mov): Likewise.
13739 (ix86_emit_restore_sse_regs_using_mov): Likewise.
13740 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
13741 it through to ix86_emit_restore_reg_using_pop.
13742 (ix86_emit_leave): Add RED_OFFSET argument. Call
13743 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
13744 instead of adding REG_CFA_OFFSET note unconditionally.
13745 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
13746 the above functions. Call ix86_add_queued_cfa_restore_notes when
13749 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
13750 force output of the label even for dwarf2out_do_cfi_asm.
13751 (add_fde_cfi): If -g2 and above and cfi might change CFA,
13752 force creation of CFI label and chain DW_CFA_set_loc jumping to it
13753 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
13755 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
13756 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
13757 dwarf2out_cfi_label callers.
13758 * tree.h (dwarf2out_cfi_label): Adjust prototype.
13759 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
13760 Adjust dwarf2out_cfi_label callers.
13761 * config/vax/vax.c (vax_output_function_prologue): Likewise.
13763 * config/i386/i386.h (struct machine_cfa_state,
13764 struct machine_function): Guard with ifndef USED_FOR_TARGET
13765 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
13768 * emutls.c (__emutls_get_address): Change arr->size to mean number
13769 of allocated arr->data entries instead of # of slots + 1.
13771 PR middle-end/40316
13772 * recog.c (peep2_reinit_state): New function.
13773 (peephole2_init_state): Use it at the end of a basic block and also
13774 when seeing a RTX_FRAME_RELATED_P insn.
13776 2009-06-01 Steve Ellcey <sje@cup.hp.com>
13778 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
13779 fixuns_truncrfdi2): New.
13780 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
13781 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
13782 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
13783 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
13784 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
13785 *recip_approx): Remove.
13786 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
13787 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
13788 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
13790 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
13793 2009-06-01 Ian Lance Taylor <iant@google.com>
13795 * attribs.c (register_attribute): Use CONST_CAST.
13796 * collect2.c (main): Use CONST_CAST2.
13797 (scan_prog_file): Likewise.
13798 * gcc.c (process_command, main): Likewise.
13799 * toplev.c (toplev_main): Likewise.
13801 * c-typeck.c (handle_warn_cast_qual): New static function,
13802 partially broken out of build_c_cast.
13803 (build_c_cast): Call handle_warn_cast_qual.
13804 * doc/invoke.texi (Warning Options): Document new effect of
13807 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
13809 * diagnostic.c (diagnostic_build_prefix): Always print columns.
13810 (diagnostic_report_current_module): Print columns.
13811 * common.opt (flag_show_column): Enable by default.
13813 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
13815 * alias.c (find_base_term): Check for NULL term before returning.
13817 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
13819 Revert due to PR40320:
13820 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
13821 * calls.c (emit_library_call_value_1): Don't force_operand for move
13824 2009-06-01 Olivier Hainque <hainque@adacore.com>
13825 Eric Botcazou <ebotcazou@adacore.com>
13827 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
13828 to be processed as a bitfield for constructor output purposes.
13829 * output.h (initializer_constant_valid_for_bitfield_p): Declare
13831 * varasm.c (oc_local_state): New type, output_constructor
13832 local state to support communication with helpers.
13833 (oc_outer_state): New type, output_constructor outer state of
13834 relevance in recursive calls.
13835 (output_constructor_array_range): New output_constructor helper,
13836 extracted code for an array range element.
13837 (output_constructor_regular_field): New output_constructor helper,
13838 extracted code for an element that is not a bitfield.
13839 (output_constructor_bitfield): New output_constructor helper,
13840 extracted code for a bitfield element. Accept an OUTER state
13841 argument for recursive processing. Recurse on record or array
13842 CONSTRUCTOR values, possibly past noop conversions.
13843 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
13844 VALUE is a valid constant-valued expression for use in a static
13845 bit-field initializer.
13846 (output_constructor): Rework to use helpers. Accept and honor an
13847 OUTER state argument for recursive calls. Return total size. Be
13848 prepared for nested constructors initializing bitfields.
13849 (output_constant): Feed OUTER in calls to output_constructor.
13851 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
13853 * calls.c (emit_library_call_value_1): Don't force_operand for move
13856 2009-06-01 Nick Clifton <nickc@redhat.com>
13858 * doc/invoke.texi (IA-64 Options): Fix typo.
13860 2009-06-01 Ira Rosen <irar@il.ibm.com>
13862 PR tree-optimization/39129
13863 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
13865 (vect_do_peeling_for_loop_bound): Use
13866 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
13867 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
13868 (vect_loop_versioning): Likewise.
13869 (vect_create_cond_for_alias_checks): Fix indentation.
13870 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
13872 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
13873 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
13874 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
13875 "control flow in loop".
13876 (vect_estimate_min_profitable_iters): Use
13877 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
13878 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
13879 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
13880 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
13881 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
13882 statement belongs to a group of strided accesses with the exact code
13884 (vectorizable_load): Likewise.
13885 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
13886 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
13888 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
13890 * config/freebsd-stdint.h: New file.
13891 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
13892 Add freebsd-stdint.h to tm_file.
13894 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
13896 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
13897 (thumb2_extendhidi2): Likewise.
13899 2009-05-31 Ian Lance Taylor <iant@google.com>
13901 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
13903 2009-05-31 Ian Lance Taylor <iant@google.com>
13905 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
13906 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
13907 (ipa-reference.o): Depend upon gt-ipa-reference.h.
13909 2009-05-31 Jason Merrill <jason@redhat.com>
13911 * tree-pretty-print.c (print_call_name): Take the callee, not the
13912 call itself. Make non-static. Use dump_function_name for functions.
13913 (dump_generic_node): Adjust.
13914 * diagnostic.h: Declare print_call_name.
13915 * gimple-pretty-print.c (dump_gimple_call): Use it.
13917 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
13919 * config/sh/sh.md (ashldi3_std): New define_expand.
13922 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
13925 * config/sh/sh.c: Include debug.h.
13926 (sh_expand_epilogue): Emit a blockage insn before the frame
13927 pointer adjustment also when dwarf2out_do_frame returns true.
13929 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
13931 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
13932 (thumb2_extendqidi2): New pattern.
13934 2009-05-31 Ira Rosen <irar@il.ibm.com>
13936 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
13937 mark phis for renaming.
13938 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
13939 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
13940 Call mark_sym_for_renaming.
13941 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
13942 * tree-vect-loop.c (vect_transform_loop): Remove
13943 vect_memsyms_to_rename initialization and a call to
13944 mark_set_for_renaming.
13946 2009-05-31 Jakub Jelinek <jakub@redhat.com>
13948 PR middle-end/40304
13949 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
13950 frame related even if !set_cfa && style < 0.
13952 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
13954 * config/i386/mingw-tls.c: New file.
13955 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
13956 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
13957 defining _WIN32 but not __CYGWIN__.
13959 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13961 * configure.ac: Add MPC support.
13963 * config.in, configure: Regenerate.
13965 2009-05-29 Richard Henderson <rth@redhat.com>
13967 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
13968 NOTE_INSN_BASIC_BLOCK.
13969 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
13970 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
13971 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
13973 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
13975 (add_cfi): Disable check redefining cfa away from drap.
13976 (lookup_cfa_1): Add remember argument; handle remember/restore.
13977 (lookup_cfa): Pass remember argument.
13978 (cfa_remember): New.
13979 (compute_barrier_args_size_1): Remove sibcall check.
13980 (dwarf2out_frame_debug_def_cfa): New.
13981 (dwarf2out_frame_debug_adjust_cfa): New.
13982 (dwarf2out_frame_debug_cfa_offset): New.
13983 (dwarf2out_frame_debug_cfa_register): New.
13984 (dwarf2out_frame_debug_cfa_restore): New.
13985 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
13986 (dwarf2out_begin_epilogue): New.
13987 (dwarf2out_frame_debug_restore_state): New.
13988 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
13989 DW_CFA_restore_state.
13990 (output_cfi_directive): Likewise.
13991 (convert_cfa_to_fb_loc_list): Likewise.
13992 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
13993 * dwarf2out.h: Update.
13994 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
13995 (copy_insn_1): Early out for null.
13996 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
13997 and dwarf2out_frame_debug_restore_state.
13998 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
13999 (prologue_insn_hash, epilogue_insn_hash): New.
14000 (free_after_compilation): Adjust freeing accordingly.
14001 (record_insns): Create hash table if needed; push insns into
14002 hash instead of array.
14003 (maybe_copy_epilogue_insn): New.
14004 (contains): Search hash table instead of array.
14005 (sibcall_epilogue_contains): Remove.
14006 (thread_prologue_and_epilogue_insns): Split eh_return insns
14007 and mark them as epilogues.
14008 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
14009 scanning in terms of basic blocks.
14010 * insn-notes.def (CFA_RESTORE_STATE): New.
14011 * jump.c (returnjump_p_1): Accept EH_RETURN.
14012 (eh_returnjump_p_1, eh_returnjump_p): New.
14013 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
14014 CFA_REGISTER, CFA_RESTORE): New.
14015 * rtl.def (EH_RETURN): New.
14016 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
14018 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
14019 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
14021 * config/i386/i386.c (gen_push): Update cfa state.
14022 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
14023 add a CFA_ADJUST_CFA note.
14024 (ix86_dwarf_handle_frame_unspec): Remove.
14025 (ix86_expand_prologue): Update cfa state.
14026 (ix86_emit_restore_reg_using_pop): New.
14027 (ix86_emit_restore_regs_using_pop): New.
14028 (ix86_emit_leave): New.
14029 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
14030 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
14031 * config/i386/i386.h (struct machine_cfa_state): New.
14032 (ix86_cfa_state): New.
14033 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
14034 (eh_return_internal): Merge from eh_return_<mode>,
14035 use eh_return rtx, split w/ epilogue.
14037 2009-05-29 Ian Lance Taylor <iant@google.com>
14039 * builtins.c (validate_gimple_arglist): Don't use va_arg with
14041 * calls.c (emit_library_call_value_1): Likewise.
14043 * c-typeck.c (c_build_va_arg): New function.
14044 * c-tree.h (c_build_va_arg): Declare.
14045 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
14046 instead of build_va_arg.
14048 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
14050 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
14051 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
14052 (ptr_difference_cost): Use affine combinations to compute it.
14053 (difference_cost): Likewise.
14054 (get_computation_cost_at): Compute more accurate cost for addresses
14055 if the ratio is a multiplier allowed in addresses.
14056 For non-addresses, consider that an additional offset or symbol is
14059 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14061 * config/i386/i386.c (ix86_decompose_address): Avoid useless
14062 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
14064 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
14065 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
14066 (prefix_rex): For UNIT_MMX don't imply the prefix by default
14068 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
14069 to 1 for TYPE_SSE{IADD1,CVT1}.
14070 (prefix_vex_imm8): Removed.
14071 (length_vex): Only pass 1 as second argument to
14072 ix86_attr_length_vex_default if prefix_extra is 0.
14073 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
14074 (length): For prefix vex computation use length_immediate
14075 attribute instead of prefix_vex_imm8.
14076 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
14077 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
14078 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
14079 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
14080 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
14081 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
14082 a space in between the operands.
14083 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
14084 if one operand is 0xff and the other one si, di, bp or sp.
14085 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
14086 other one si, di, bp or sp.
14087 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
14088 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
14089 type and mode attributes.
14090 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
14091 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
14092 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
14093 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
14094 prefix_data16 attribute iff MODE_DF.
14095 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
14096 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
14097 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
14098 constm128_operand in length_immediate computation.
14099 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
14100 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
14101 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
14102 length_immediate attribute to 1.
14103 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
14104 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
14105 for certain alternatives.
14106 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
14107 prefix_data16 attribute if MODE_V1DF.
14108 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
14109 length_immediate to 1.
14110 (set_got_rex64, set_rip_rex64): Remove length attribute, set
14111 length_address to 4, set mode attribute to MODE_DI.
14112 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
14113 (fxam<mode>2_i387): Set length attribute to 4.
14114 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
14115 *prefetch_3dnow_rex): Override length_address attribute.
14116 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
14118 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
14119 (constm128_operand): Removed.
14120 * config/i386/i386.c (memory_address_length): For
14121 disp && !index && !base in 64-bit mode account for SIB byte if
14122 print_operand_address can't optimize disp32 into disp32(%rip)
14123 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
14124 for fs: or gs: segment.
14125 (ix86_attr_length_immediate_default): When checking if shortform
14126 is possible, truncate immediate to the length of the non-shortened
14128 (ix86_attr_length_address_default): Ignore MEM_P operands
14130 (ix86_attr_length_vex_default): Only check for DImode on
14131 GENERAL_REG_P operands.
14132 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
14133 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
14134 (sse_cvttps2pi): Clear prefix_rep attribute.
14135 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
14137 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
14138 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
14139 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
14140 iff operand 2 is const_int_operand.
14141 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
14142 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
14143 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
14145 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
14147 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
14148 prefix_data16 attribute for movlpd and movhpd instructions.
14149 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
14150 length_immediate for shufpd instruction.
14151 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
14152 (avx_cmpp<avxmodesuffixf2c><mode>3,
14153 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
14154 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
14155 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
14156 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
14157 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
14158 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
14159 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
14160 prefix_data16 attribute for the first alternative to 1.
14161 (*avx_loadlps): Override length_immediate for the first alternative.
14162 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
14163 attributes for second alternative.
14164 (*vec_concatv2sf_sse4_1): Override length_immediate and
14165 prefix_data16 attributes for second alternative.
14166 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
14167 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
14168 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
14169 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
14170 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
14171 prefix_data16 and length_immediate to 1.
14172 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
14174 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
14175 prefix_extra attribute for variants that don't have 0f prefix alone.
14176 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
14177 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
14178 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
14179 *sse4_1_pextrd): Set length_immediate to 1.
14180 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
14181 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
14183 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
14184 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
14185 length_immediate to 1 for second alternative.
14186 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
14187 prefix_extra and length_immediate attributes for the first
14189 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
14191 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
14192 to 1 for the first and third alternative.
14193 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
14195 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
14197 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
14199 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
14200 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
14201 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
14202 *avx_psign<mode>3): Set prefix_extra attribute to 1.
14203 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
14204 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
14205 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
14206 ssse3_psign<mode>3): Override prefix_rex attribute.
14207 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
14208 (ssse3_palignrti): Override length_immediate to 1.
14209 (ssse3_palignrdi): Override length_immediate to 1, override
14210 prefix_rex attribute.
14211 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
14212 (sse4a_extrqi): Override length_immediate to 2.
14213 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
14214 (sse4a_insertq): Override prefix_data16 to 0.
14215 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
14216 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
14217 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
14218 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
14219 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
14220 and length_immediate to 1.
14221 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
14222 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
14223 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
14224 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
14225 and length_immediate to 1.
14226 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
14227 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
14228 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
14229 avx_ptest256): Override prefix_extra to 1.
14230 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
14231 Override prefix_data16 and length_immediate to 1.
14232 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
14233 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
14234 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
14235 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
14236 prefix_data16 to 0 and prefix_extra to 2.
14237 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
14238 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
14240 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
14241 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
14242 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
14243 and prefix_extra to 2.
14244 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
14245 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
14246 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
14247 avx_vpermilvar<mode>3,
14248 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
14249 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
14250 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
14251 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
14252 Override prefix_extra to 1.
14253 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
14254 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
14255 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
14256 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
14257 prefix_extra and length_immediate to 1.
14258 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
14260 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
14261 to 1 for the first alternative.
14262 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
14263 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
14265 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
14266 *movv2sf_internal_avx, *movv2sf_internal): Override
14267 prefix_rep attribute for certain alternatives.
14268 (*mov<mode>_internal): Override prefix_rep or prefix_data16
14269 attributes for certain alternatives.
14270 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
14271 attributes for certain alternatives.
14272 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
14273 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
14274 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
14275 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
14276 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
14277 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
14278 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
14279 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
14280 length_immediate to 1 if operand 2 is const_int_operand.
14281 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
14282 *vec_extractv2si_1): Set length_immediate attribute to 1.
14283 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
14284 using old 3DNOW insn rather than SSE/3DNOW_A.
14285 (mmx_emms, mmx_femms): Clear modrm attribute.
14287 2009-05-29 Martin Jambor <mjambor@suse.cz>
14289 * tree-sra.c: New implementation of SRA.
14291 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
14292 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
14293 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
14294 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
14295 (SRA_MAX_STRUCTURE_COUNT): Removed.
14296 (SRA_FIELD_STRUCTURE_RATIO): Removed.
14297 * doc/invoke.texi (sra-max-structure-size): Removed.
14298 (sra-field-structure-ratio): Removed.
14300 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14302 PR middle-end/40291
14303 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
14306 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
14308 PR rtl-optimization/40101
14309 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
14310 seqno. Adjust comment.
14311 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
14312 inserting bookkeeping before a jump, the jump is not scheduled.
14313 When no positive seqno found, provide a value. Add comment.
14315 2009-05-29 Richard Guenther <rguenther@suse.de>
14317 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
14318 short-cutting on the first component.
14320 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14322 PR middle-end/39958
14323 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
14324 for trees other than decls/types.
14326 2009-05-29 Richard Guenther <rguenther@suse.de>
14328 * tree-ssa-operands.c (get_expr_operands): Do not handle
14329 INDIRECT_REFs in the handled-component case. Remove
14330 unused get_ref_base_and_extent case.
14331 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
14332 tree_low_cst and host_integerp where possible.
14333 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
14334 codes for equivalence.
14335 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
14337 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
14339 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
14340 to tmake_file for i[34567]86-*-cygwin*.
14342 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14345 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
14346 (altivec_categorize_keyword, init_vector_keywords,
14347 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
14350 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
14352 * tree.c (handle_dll_attribute): Check if node is
14353 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
14355 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
14357 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
14359 (thumb2_zero_extendqidi2): Likewise.
14361 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
14363 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
14364 instead of gen_movrt.
14365 * config/sh/sh.md (movrt): Remove.
14367 2009-05-28 Steve Ellcey <sje@cup.hp.com>
14369 * doc/invoke.texi (IA-64 Options):
14370 Add -msdata, -mfused-madd, -mno-inline-float-divide,
14371 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
14372 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
14373 -msched-prefer-non-control-spec-insns,
14374 -msched-stop-bits-after-every-cycle,
14375 -msched-count-spec-in-critical-path,
14376 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
14377 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
14378 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
14379 and -msched-spec-verbose.
14381 2009-05-28 Joseph Myers <joseph@codesourcery.com>
14383 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
14384 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
14386 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
14388 2009-05-28 Richard Guenther <rguenther@suse.de>
14390 * tree-ssa-alias.c (ao_ref_init): New function.
14391 (ao_ref_base): Likewise.
14392 (ao_ref_base_alias_set): Likewise.
14393 (ao_ref_alias_set): Likewise.
14394 (refs_may_alias_p_1): Change signature.
14395 (refs_may_alias_p): Adjust.
14396 (refs_anti_dependent_p): Likewise.
14397 (refs_output_dependent_p): Likewise.
14398 (call_may_clobber_ref_p_1): Change signature.
14399 (call_may_clobber_ref_p): Adjust.
14400 (stmt_may_clobber_ref_p_1): New function split out from ...
14401 (stmt_may_clobber_ref_p): ... here.
14402 (maybe_skip_until): Adjust signature.
14403 (get_continuation_for_phi): Likewise.
14404 (walk_non_aliased_vuses): Likewise.
14405 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
14406 (ao_ref_init): Declare.
14407 (ao_ref_base): Likewise.
14408 (ao_ref_alias_set): Likewise.
14409 (stmt_may_clobber_ref_p_1): Likewise.
14410 (walk_non_aliased_vuses): Adjust.
14411 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
14412 (get_ref_from_reference_ops): remove.
14413 (vn_reference_lookup_2): Adjust signature.
14414 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
14415 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
14416 (vn_reference_lookup): Adjust.
14417 (vn_reference_insert): Likewise.
14418 (vn_reference_insert_pieces): Adjust signature.
14419 (visit_reference_op_call): Adjust.
14420 * tree-ssa-pre.c (get_expr_type): Simplify.
14421 (phi_translate_1): Adjust.
14422 (compute_avail): Likewise.
14423 (translate_vuse_through_block): Do not re-build trees.
14424 (value_dies_in_block_x): Likewise.
14425 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
14427 (vn_reference_lookup_pieces): Adjust declaration.
14428 (vn_reference_insert_pieces): Likewise.
14430 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
14432 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
14433 with checking disabled.
14435 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
14439 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
14440 macro definition for support of three-operand format aligned
14441 .comm directive in assembler on cygwin/pe/mingw target OS.
14442 * configure: Regenerate.
14443 * config.h: Regenerate.
14445 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
14446 aligned form of .comm directive if -mpe-aligned-commons is in effect.
14447 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
14449 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
14450 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
14452 2009-05-28 Ira Rosen <irar@il.ibm.com>
14454 PR tree-optimization/40254
14455 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
14456 in analysis of basic blocks.
14458 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
14460 PR middle-end/33699
14461 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
14462 * target-def.h (TARGET_CONST_ANCHOR): New macro.
14463 (TARGET_INITIALIZER): Use it.
14464 * cse.c (CHEAPER): Move it up to the other macros.
14465 (insert): Rename this ...
14466 (insert_with_costs): ... to this. Add cost parameters. Update
14468 (insert): New function. Call insert_with_costs.
14469 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
14470 find_reg_offset_for_const, try_const_anchors): New functions.
14471 (cse_insn): Call try_const_anchors. Adjust cost of src_related
14472 when using a const-anchor. Call insert_const_anchors.
14473 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
14474 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
14476 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
14478 * tree-inline.c (remap_decls): Enable nonlocalized variables
14479 when not optimizing.
14481 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
14483 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
14484 Simplify other tests involving optimize.
14486 2009-05-27 Tom Tromey <tromey@redhat.com>
14488 * unwind-dw2.c (_Unwind_DebugHook): New function.
14489 (uw_install_context): Call _Unwind_DebugHook.
14491 2009-05-27 Tom Tromey <tromey@redhat.com>
14493 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
14495 2009-05-27 Ian Lance Taylor <iant@google.com>
14497 * Makefile.in (LINKER, LINKER_FLAGS): Define.
14498 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
14499 (ALL_LINKERFLAGS): Define.
14500 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
14501 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
14502 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
14503 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
14504 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
14505 $(LINKER_FOR_BUILD).
14506 (build/gcov-iov$(build_exeext)): Likewise.
14508 2009-05-27 Julian Brown <julian@codesourcery.com>
14510 * gcse.c (target.h): Include.
14511 (can_assign_to_reg_without_clobbers_p): Check that the target allows
14512 copy of argument to a pseudo register.
14514 2009-05-27 Diego Novillo <dnovillo@google.com>
14516 * tree-ssa-live.c (dump_scope_block): Document arguments.
14517 (dump_scope_blocks): Document.
14518 (debug_scope_blocks): New.
14519 * tree-flow.h (debug_scope_blocks): Declare.
14521 2009-05-21 Denis Chertykov <denisc@overta.ru>
14523 * doc/contrib.texi (Contributors): Add myself to the list.
14525 2009-05-27 Olivier Hainque <hainque@adacore.com>
14527 * expr.c (target_align): New function. Alignment the TARGET of an
14528 assignment may be assume to have.
14529 (highest_pow2_factor_for_target): Use it instead of relying on
14530 immediate tree attributes of TARGET, not necessarily honored when
14531 intermediate bitfields are involved.
14533 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
14536 * config/i386/driver-i386.c (host_detect_local_cpu): Support
14537 AVX, SSE4, AES, PCLMUL and POPCNT.
14539 2009-05-27 Diego Novillo <dnovillo@google.com>
14541 * tree-pretty-print.c (dump_location): New.
14542 (dump_generic_node): Call it.
14543 Factor code to handle BLOCK nodes ...
14544 (dump_block_node): ... here.
14546 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
14548 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
14550 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
14552 * gcc-plugin.h: Include config.h and system.h.
14553 (IN_GCC): Define if not defined.
14555 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
14557 PR middle-end/40249
14558 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
14561 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
14563 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
14565 * config/m32r/m32r.h: Ditto.
14566 * config/m32r/m32r.md: Ditto.
14567 * config/m32r/predicates.md: Ditto.
14569 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
14571 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
14573 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
14576 (Loading plugins): typo.
14577 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
14578 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
14579 (Interacting with the GCC Garbage Collector): Added new section.
14580 (Giving information about a plugin): Added new section for
14582 * ggc.h (ggc_register_root_tab): Added declaration.
14583 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
14584 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
14585 (register_callback): Improved comment in declaration.
14586 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
14587 (extra_root_vec) Added static variable for dynamic roots registration.
14588 (ggc_register_root_tab) Added new routine.
14589 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
14590 PLUGIN_GGC_MARKING event.
14591 * ggc-zone.c: Include plugin.h.
14592 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
14593 * ggc-page.c: Include plugin.h.
14594 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
14595 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
14596 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
14597 (register_callback): check lack of callbacks for
14598 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
14599 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
14600 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
14601 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
14602 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
14603 dependency on plugin.h.
14604 (plugin.o): Added dependency on ggc.h...
14606 2009-05-26 Richard Guenther <rguenther@suse.de>
14608 PR middle-end/40248
14610 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
14611 with mismatched comparison modes.
14613 * expr.c (expand_expr_real_1): Expand the operand of a
14614 VIEW_CONVERT_EXPR in its natural mode.
14616 2009-05-26 Ian Lance Taylor <iant@google.com>
14618 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
14619 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
14620 (ALL_COMPILERFLAGS): Define.
14621 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
14622 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
14623 (collect2$(exeext), collect2.o): Likewise.
14624 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
14625 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
14626 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
14627 (libbackend.o, intl.o, cppdefault.o): Likewise.
14628 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
14629 (build/%.o): Use $(COMPILER_FOR_BUILD).
14630 (build/gen%$(build_exeext)): Likewise.
14631 (build/gcov-iov$(build_exeext)): LIkewise.
14632 * config/t-darwin (darwin.o): Use $(COMPILER).
14633 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
14634 * config/t-sol2 (sol2-c.o): Likewise.
14635 (sol2.o): Likewise.
14636 * config/t-vxworks (vxworks.o): Likewise.
14637 * config/x-darwin (host-darwin.o): Likewise.
14638 * config/x-hpux (host-hpux.o): Likewise.
14639 * config/x-linux (host-linux.o): Likewise.
14640 * config/x-solaris (host-solaris.o): Likewise.
14641 * config/alpha/x-alpha (driver-alpha.o): Likewise.
14642 * config/arm/t-arm (arm-c.o): Likewise.
14643 * config/arm/t-pe (pe.o): Likewise.
14644 * config/arm/t-wince-pe (pe.o): Likewise.
14645 * config/i386/t-cygming (winnt.o): Likewise.
14646 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
14647 * config/i386/t-cygwin (cygwin1.o): Likewise.
14648 (cygwin2.o): Likewise.
14649 * config/i386/t-i386 (i386-c.o): Likewise.
14650 * config/i386/t-interix (winnt.o): Likewise.
14651 * config/i386/t-netware (netware.o): Likewise.
14652 * config/i386/t-nwld (nwld.o): Likewise.
14653 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
14654 * config/i386/x-i386 (driver-i386.o): Likewise.
14655 * config/i386/x-cygwin (host-cygwin.o): Likewise.
14656 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
14657 * config/ia64/t-ia64 (ia64-c.o): Likewise.
14658 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
14659 * config/mips/x-native (driver-native.o): Likewise.
14660 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
14661 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
14662 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
14663 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
14664 * config/score/t-score-elf (score7.o): Likewise.
14665 (score3.o): Likewise.
14666 * config/sh/t-sh (sh-c.o): Likewise.
14667 * config/sh/t-symbian (sh-c.o): Likewise.
14668 (symbian.o): Likewise.
14669 * config/spu/t-spu-elf (spu-c.o): Likewise.
14670 * config/v850/t-v850 (v850-c.o): Likewise.
14671 * config/v850/t-v850e (v850-c.o): Likewise.
14673 2009-05-26 Richard Guenther <rguenther@suse.de>
14675 PR tree-optimization/40122
14676 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
14677 VECTOR_CSTs if possible.
14678 (fold_gimple_assign): Likewise.
14680 2009-05-26 Richard Guenther <rguenther@suse.de>
14682 PR middle-end/40252
14683 * fold-const.c (fold_binary): Use the correct types for building
14686 2009-05-26 Richard Guenther <rguenther@suse.de>
14688 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
14689 redundant calls to merge_alias_info.
14690 (bump_vector_ptr): Likewise.
14691 * tree-ssa-copy.c (merge_alias_info): Remove.
14692 (replace_exp_1): Remove call to merge_alias_info.
14693 (propagate_tree_value): Likewise.
14694 (fini_copy_prop): Propagate points-to info.
14695 * tree-flow.h (merge_alias_info): Remove.
14697 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
14699 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
14701 2009-05-25 Jan Hubicka <jh@suse.cz>
14703 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
14704 * cgraph.h (struct inline_summary): New filed self_wize,
14705 size_inlining_benefit, self_time and time_inlining_benefit.
14706 (struct cgraph_global_info): Replace insns by time ans size fields.
14707 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
14708 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
14709 (ipcp_update_callgraph): Do not touch function bodies.
14710 * ipa-inline.c: Include except.h
14711 (MAX_TIME): New constant.
14712 (overall_insns): Remove.
14713 (leaf_node_p): New.
14714 (overall_size, max_benefit): New static variables.
14715 (cgraph_estimate_time_after_inlining): New function.
14716 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
14717 (cgraph_clone_inlined_nodes): Update size.
14718 (cgraph_mark_inline_edge): Update size.
14719 (cgraph_estimate_growth): Use size info.
14720 (cgraph_check_inline_limits): Check size.
14721 (cgraph_default_inline_p): Likewise.
14722 (cgraph_edge_badness): Compute badness based on benefit and size cost.
14723 (cgraph_decide_recursive_inlining): Check size.
14724 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
14726 (cgraph_decide_inlining): Likewise.
14727 (cgraph_decide_inlining_incrementally): Likewise; honor
14728 PARAM_EARLY_INLINING_INSNS.
14729 (likely_eliminated_by_inlining_p): New predicate.
14730 (estimate_function_body_sizes): New function.
14731 (compute_inline_parameters): Use it.
14732 * except.c (must_not_throw_labels): New function.
14733 * except.h (must_not_throw_labels): Declare.
14734 * tree-inline.c (init_inline_once): Kill inlining_weigths
14735 * tree-ssa-structalias.c: Avoid uninitialized warning.
14736 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
14737 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
14738 (PARAM_INLINE_CALL_COST): Remove.
14739 (PARAM_EARLY_INLINING_INSNS): New.
14741 2009-05-25 Richard Guenther <rguenther@suse.de>
14743 PR tree-optimization/36327
14744 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
14745 callback for reference translation or lookup at the point of may-defs.
14746 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
14747 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
14748 for union COMPONENT_REFs.
14749 (vn_reference_lookup_3): New callback. Lookup from memset
14750 and CONSTRUCTOR assignment, translate through struct copies.
14751 (vn_reference_lookup_pieces): Make sure to not free the
14752 passed operands array. Adjust walk_non_aliased_vuses call.
14753 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
14754 make sure we do not leak memory.
14756 2009-05-25 Richard Guenther <rguenther@suse.de>
14758 * tree-ssa-alias.h (dump_points_to_solution): Declare.
14759 * tree-inline.c (expand_call_inline): Reset the escaped and
14760 callused solutions.
14761 * tree-ssa-structalias.c (pass_build_ealias): New.
14762 * tree-pass.h (pass_build_ealias): Declare.
14763 * passes.c (init_optimization_passes): Add PTA during
14764 early optimizations.
14765 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
14766 and CALLUSED solutions.
14767 (dump_points_to_solution): New function, split out from ...
14768 (dump_points_to_info_for): ... here.
14769 * tree-parloops.c (parallelize_loops): Reset the escaped and
14770 callused solutions.
14772 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14775 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
14776 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
14778 2009-05-25 Ira Rosen <irar@il.ibm.com>
14780 PR tree-optimization/40238
14781 * tree-vect-stmts.c (vect_init_vector): Insert initialization
14782 statements after basic block's labels.
14783 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
14784 to free the allocated memory.
14786 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
14788 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
14789 return address with a USE.
14791 2009-05-24 Richard Guenther <rguenther@suse.de>
14793 PR middle-end/40233
14794 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
14795 array type from the main variant of the inner type.
14797 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
14799 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
14800 definition to bool (from int) to un-break build.
14801 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
14803 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
14805 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
14806 discard_stmt_changes): Delete.
14807 * tree-ssa-operands.c (scb_stack): Delete.
14808 (init_ssa_operands): Do not initialize it.
14809 (fini_ssa_operands): Do not free it.
14810 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
14812 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
14813 update_stmt, remove the others. Fix comments.
14814 * tree-dfa.c (optimize_stack_restore): Likewise.
14815 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
14816 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
14817 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
14818 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
14820 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
14821 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
14822 (dom_opt_finalize_block): Likewise, adjusting access to
14824 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
14825 (stmts_to_rescan): Change item type to gimple.
14826 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
14828 2009-05-24 Ira Rosen <irar@il.ibm.com>
14830 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
14831 * tree-pass.h (pass_slp_vectorize): New pass.
14832 * params.h (SLP_MAX_INSNS_IN_BB): Define.
14833 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
14834 * tree-vectorizer.c (timevar.h): Include.
14835 (user_vect_verbosity_level): Declare.
14836 (vect_location): Fix comment.
14837 (vect_set_verbosity_level): Update user_vect_verbosity_level
14838 instead of vect_verbosity_level.
14839 (vect_set_dump_settings): Add an argument. Ignore user defined
14840 verbosity if dump flags require higher level of verbosity. Print to
14841 stderr only for loop vectorization.
14842 (vectorize_loops): Update call to vect_set_dump_settings.
14843 (execute_vect_slp): New function.
14844 (gate_vect_slp): Likewise.
14845 (struct gimple_opt_pass pass_slp_vectorize): New.
14846 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
14847 access its members.
14848 (vec_info_for_bb): New function.
14849 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
14850 (VECTORIZATION_ENABLED): New macro.
14851 (SLP_ENABLED, SLP_DISABLED): Likewise.
14852 (vect_is_simple_use): Add bb_vec_info argument.
14853 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
14854 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
14855 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
14856 vect_schedule_slp, vect_analyze_slp): Likewise.
14857 (vect_analyze_stmt): Add slp_tree argument.
14858 (find_bb_location): Declare.
14859 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
14860 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
14861 (vect_analyze_loop_operations, vect_analyze_loop,
14862 get_initial_def_for_induction, vect_create_epilog_for_reduction,
14863 vect_finalize_reduction, vectorizable_reduction,
14864 vectorizable_live_operation, vect_transform_loop): Likewise.
14865 * tree-data-ref.c (dr_analyze_innermost): Update comment,
14866 skip evolution analysis if analyzing a basic block.
14867 (dr_analyze_indices): Likewise.
14868 (initialize_data_dependence_relation): Skip the test whether the
14869 object is invariant for basic blocks.
14870 (compute_all_dependences): Skip dependence analysis for data
14871 references in basic blocks.
14872 (find_data_references_in_stmt): Don't fail in case of invariant
14873 access in basic block.
14874 (find_data_references_in_bb): New function.
14875 (find_data_references_in_loop): Move code to
14876 find_data_references_in_bb and add a call to it.
14877 (compute_data_dependences_for_bb): New function.
14878 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
14879 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
14881 (vect_analyze_data_ref_dependence): Check for interleaving in case of
14882 unknown dependence in basic block and fail in case of dependence in
14884 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
14885 dependence instances from either loop or basic block vectorization
14887 (vect_compute_data_ref_alignment): Check if it is loop vectorization
14888 before calling nested_in_vect_loop_p.
14889 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
14890 dependence instances from either loop or basic block vectorization
14892 (vect_verify_datarefs_alignment): Likewise.
14893 (vect_enhance_data_refs_alignment): Adjust function calls.
14894 (vect_analyze_data_refs_alignment): Likewise.
14895 (vect_analyze_group_access): Fix printing. Skip different checks if
14896 DR_STEP is 0. Keep strided stores either in loop or basic block
14897 vectorization data structure. Fix indentation.
14898 (vect_analyze_data_ref_access): Fix comments, allow zero step in
14900 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
14901 dependence instances from either loop or basic block vectorization
14903 (vect_analyze_data_refs): Update comment. Call
14904 compute_data_dependences_for_bb to analyze basic blocks.
14905 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
14906 case of loop vectorization. In case of basic block vectorization use
14907 data-ref itself as a base.
14908 (vect_create_data_ref_ptr): In case of basic block vectorization:
14909 don't advance the pointer, add new statements before the current
14910 statement. Adjust function calls.
14911 (vect_supportable_dr_alignment): Support only aligned accesses in
14912 basic block vectorization.
14913 * common.opt (ftree-slp-vectorize): New flag.
14914 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
14915 (vect_pattern_recog_1): Likewise.
14916 * tree-vect-stmts.c (process_use): Likewise.
14917 (vect_init_vector): Add new statements in the beginning of the basic
14918 block in case of basic block SLP.
14919 (vect_get_vec_def_for_operand): Adjust function calls.
14920 (vect_finish_stmt_generation): Likewise.
14921 (vectorizable_call): Add assert that it is loop vectorization, adjust
14923 (vectorizable_conversion, vectorizable_assignment): Likewise.
14924 (vectorizable_operation): In case of basic block SLP, take
14925 vectorization factor from statement's type and skip the relevance
14926 check. Adjust function calls.
14927 (vectorizable_type_demotion): Add assert that it is loop
14928 vectorization, adjust function calls.
14929 (vectorizable_type_promotion): Likewise.
14930 (vectorizable_store): Check for outer loop only in case of loop
14931 vectorization. Adjust function calls. For basic blocks, skip the
14932 relevance check and don't advance pointers.
14933 (vectorizable_load): Likewise.
14934 (vectorizable_condition): Add assert that it is loop vectorization,
14935 adjust function calls.
14936 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
14937 that it is not reduction, get vector type, call only supported
14938 functions, skip loop specific parts.
14939 (vect_transform_stmt): Check for outer loop only in case of loop
14941 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
14942 (vect_is_simple_use): Fix comment, add new argument, fix conditions
14943 for external definition.
14944 * passes.c (pass_slp_vectorize): New pass.
14945 * tree-vect-slp.c (find_bb_location): New function.
14946 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
14947 check for patterns only in loops.
14948 (vect_build_slp_tree): Add argument, adjust function calls, fail in
14949 case of multiple types in basic block SLP.
14950 (vect_mark_slp_stmts_relevant): New function.
14951 (vect_supported_load_permutation_p): Fix comment.
14952 (vect_analyze_slp_instance): Add argument. In case of basic block
14953 SLP, take vectorization factor from statement's type, check that
14954 unrolling factor is 1. Adjust function call. Save SLP instance in
14955 either loop or basic block vectorization structure. Return FALSE,
14957 (vect_analyze_slp): Add argument. Get strided stores groups from
14958 either loop or basic block vectorization structure. Return FALSE
14959 if basic block SLP failed.
14960 (new_bb_vec_info): New function.
14961 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
14962 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
14963 (vect_schedule_slp): Add argument. Get SLP instances from either
14964 loop or basic block vectorization structure. Set vectorization factor
14965 to be 1 for basic block SLP.
14966 (vect_slp_transform_bb): New function.
14967 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
14969 2009-05-23 Mark Mitchell <mark@codesourcery.com>
14971 * final.c (shorten_branches): Do not align labels for jump tables.
14972 (final_scan_insn): Use JUMP_TABLE_DATA_P.
14974 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
14976 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
14977 Remove outdated reference to flow.c and fix nits.
14978 * doc/gccint.texi: Tweak RTL description.
14979 * doc/rtl.texi: Likewise.
14981 2009-05-23 Denis Chertykov <chertykov@gmail.com>
14983 * config/avr/avr.c: Change my email address.
14984 * config/avr/avr.h: Likewise.
14985 * config/avr/avr.md: Likewise.
14986 * config/avr/avr-protos.h: Likewise.
14987 * config/avr/libgcc.S: Likewise.
14989 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
14991 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
14992 (spu_split_load, spu_split_store): Change return type to int.
14993 (spu_split_convert): Declare.
14994 * config/spu/predicates.md (spu_mem_operand): Remove.
14995 (spu_mov_operand): Update.
14996 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
14997 * config/spu/spu.c (regno_aligned_for_load): Remove.
14998 (reg_aligned_for_addr, spu_expand_load): Define.
14999 (spu_expand_extv): Reimplement and handle MEM.
15000 (spu_expand_insv): Handle MEM.
15001 (spu_sched_reorder): Handle insn's with length 0.
15002 (spu_legitimate_address_p): Reimplement.
15003 (store_with_one_insn_p): Return TRUE for any mode with size
15004 larger than 16 bytes.
15005 (address_needs_split): Define.
15006 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
15008 (spu_convert_move): Define.
15009 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
15010 (spu_split_store): Change all MEM's to TImode.
15011 (spu_init_expanders): Preallocate registers that correspond to
15012 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
15014 (spu_split_convert): Define.
15015 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
15016 (_move<mode>, _movdi, _movti): Update predicate and condition.
15017 (load, store): Change to define_split.
15018 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
15020 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
15021 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
15022 define_insn_and_split of lshr<mode>3.
15023 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
15024 (<v>ashr<mode>3_imm): Define.
15025 (extv, extzv, insv): Allow MEM operands.
15026 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
15027 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
15028 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
15029 (_spu_convert2): Change to define_insn_and_split and remove the
15030 corresponding define_peephole2.
15031 (stack_protect_set, stack_protect_test, stack_protect_test_si):
15032 Change predicates to memory_operand.
15034 2009-05-22 Mark Mitchell <mark@codesourcery.com>
15036 * config/arm/thumb2.md: Add 16-bit multiply instructions.
15038 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
15040 PR tree-optimization/40219
15041 * tree.c (iterative_hash_expr): Make sure the builtin function is
15042 a normal builtin function and not a front end or back end builtin
15043 before indexing into the built_in_decls array.
15045 2009-05-22 Richard Guenther <rguenther@suse.de>
15047 PR middle-end/38964
15048 * alias.c (write_dependence_p): Do not use TBAA for answering
15049 anti-dependence or output-dependence.
15050 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
15051 (emit_pointer_definition): Remove.
15052 (emit_alias_warning): Likewise.
15053 (find_what_var_points_to): Remove TBAA pruning code.
15054 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
15056 (compute_points_to_sets): Remove code computing the set of
15057 dereferenced pointers.
15058 * tree-data-ref.c (dr_may_alias_p): Properly use the split
15059 oracle for querying anti and output dependencies.
15060 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
15061 if TBAA may be applied.
15062 (refs_anti_dependent_p): New function.
15063 (refs_output_dependent_p): Likewise.
15064 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
15065 (refs_output_dependent_p): Likewise.
15066 * doc/tree-ssa.texi (Memory model): New section.
15067 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
15068 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
15069 * cfgexpand.c (expand_gimple_basic_block): Do not handle
15070 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
15071 * expr.c (expand_expr_real_1): Likewise.
15072 * gimple-low.c (lower_stmt): Likewise.
15073 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
15074 (dump_gimple_cdt): Remove.
15075 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
15076 (gimple_size): Likewise.
15077 (walk_gimple_op): Likewise.
15078 (is_gimple_stmt): Likewise.
15079 (walk_stmt_load_store_addr_ops): Likewise.
15080 (gimple_build_cdt): Remove.
15081 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
15082 * gimple.h (gimple_cdt_new_type): Remove.
15083 (gimple_cdt_new_type_ptr): Likewise.
15084 (gimple_cdt_set_new_type): Likewise.
15085 (gimple_cdt_location): Likewise.
15086 (gimple_cdt_location_ptr): Likewise.
15087 (gimple_cdt_set_location): Likewise.
15088 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
15089 * tree-cfg.c (remove_useless_stmts_1): Do not handle
15090 GIMPLE_CHANGE_DYNAMIC_TYPE.
15091 (verify_types_in_gimple_stmt): Likewise.
15092 * tree-inline.c (estimate_num_insns): Likewise.
15093 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
15094 (copy_decl_to_var): Likewise.
15095 (copy_result_decl_to_var): Likewise.
15096 * tree-pretty-print.c (dump_generic_node): Do not handle
15097 CHANGE_DYNAMIC_TYPE_EXPR.
15098 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
15099 * tree-ssa-operands.c (get_expr_operands): Likewise.
15100 * tree-ssa-structalias.c (struct variable_info): Remove
15101 no_tbaa_pruning member.
15102 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
15103 (unify_nodes): Do not copy it.
15104 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
15105 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
15106 (set_uids_in_ptset): Do not check it.
15107 (find_what_var_points_to): Likewise.
15108 (compute_tbaa_pruning): Remove.
15109 (compute_points_to_sets): Do not call it.
15110 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
15111 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
15112 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
15113 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
15114 (DECL_NO_TBAA_P): Likewise.
15115 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
15116 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
15117 (expand_omp_atomic_pipeline): Do not set it.
15118 * print-tree.c (print_node): Do not dump it.
15119 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
15122 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
15125 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
15128 2009-05-22 Mark Mitchell <mark@codesourcery.com>
15130 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
15133 2009-05-22 Ben Elliston <bje@au.ibm.com>
15135 * Makefile.in (bversion.h, s-bversion): New targets.
15136 (TOPLEV_H): Add bversion.h.
15137 * toplev.h: Include "bversion.h".
15138 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
15139 the __format__ attribute only if compiling with the same version
15140 of GCC as the sources (the "build version").
15142 2009-05-22 Ben Elliston <bje@au.ibm.com>
15144 * c-format.c (handle_format_attribute): Fix comment typo.
15146 2009-05-21 Steve Ellcey <sje@cup.hp.com>
15149 * config/ia64/ia64.opt (mfused-madd): New.
15150 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
15151 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
15152 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
15153 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
15154 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
15155 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
15156 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
15157 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
15158 instruction if !TARGET_FUSED_MADD.
15159 (fpma, fpms): Remove colon from name.
15161 2009-05-22 Richard Guenther <rguenther@suse.de>
15163 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
15164 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
15165 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
15167 (create_expression_by_pieces): Only convert if necessary.
15168 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
15169 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
15171 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
15173 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
15174 regular pattern from a template and rename it ...
15175 (*extzv_truncsi_exts): ... to this.
15177 2009-05-21 Richard Guenther <rguenther@suse.de>
15179 * cgraph.h (struct cgraph_node): Remove inline_decl member.
15180 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
15181 (cgraph_default_inline_p): Likewise.
15182 (cgraph_decide_inlining_incrementally): Likewise.
15184 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
15185 Uros Bizjak <ubizjak@gmail.com>
15187 * config/i386/cpuid.h (bit_MOVBE): New.
15189 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
15191 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
15192 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
15193 (ix86_handle_option): Handle OPT_mmovbe.
15194 (ix86_target_string): Add -mmovbe.
15195 (pta_flags): Add PTA_MOVBE.
15196 (processor_alias_table): Add PTA_MOVBE to "atom".
15197 (override_options): Handle PTA_MOVBE.
15199 * config/i386/i386.h (TARGET_MOVBE): New.
15201 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
15202 (*bswapsi_movbe): New.
15203 (*bswapdi_movbe): Likewise.
15204 (bswapdi2): Renamed to ...
15205 (*bswapdi_1): This.
15206 (bswapdi2): New expander.
15208 * config/i386/i386.opt (mmovbe): New.
15210 * doc/invoke.texi: Document -mmovbe.
15212 2009-05-21 Taras Glek <tglek@mozilla.com>
15214 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
15215 * gcc-plugin.h (plugin_init): Updated signature.
15216 * gcc-plugin.h (plugin_name_args): Moved to this header.
15217 * doc/plugins.texi (plugin_init): Updated documention to reflect
15219 * doc/plugins.texi (plugin_name_args): Added to documention.
15221 2009-05-21 Mark Mitchell <mark@codesourcery.com>
15223 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
15224 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
15226 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
15228 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
15229 JUMP_TABLE_DATA_P predicates where applicable.
15230 * config/i386/predicates.md: Ditto.
15231 * config/i386/sse.md: Ditto.
15233 2009-05-21 Jakub Jelinek <jakub@redhat.com>
15235 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
15236 operand2 -128 override length_immediate attribute to 1.
15237 * config/i386/predicates.md (constm128_operand): New predicate.
15239 * config/i386/i386.c (memory_address_length): Handle %r12
15240 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
15242 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
15243 mode look through optional ZERO_EXTEND and SUBREG.
15244 * config/i386/i386.md (R12_REG): New define_constant.
15245 (prefix_data16): For sse unit set also for MODE_TI insns.
15246 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
15247 insns set if operand 1 is ext_QIreg_operand.
15248 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
15249 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
15251 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
15252 mode from MODE_DI to MODE_SI.
15253 (movdi_1_rex64): Override modrm and length_immediate attributes
15254 only for movabs (TYPE_IMOV, alternative 2).
15255 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
15256 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
15257 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
15258 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
15259 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
15260 prefix_rex attribute if DImode.
15261 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
15262 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
15263 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
15264 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
15265 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
15266 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
15267 Likewise. For TYPE_IMOV clear length_immediate attribute.
15268 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
15269 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
15270 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
15271 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
15272 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
15273 or one operand TYPE_ISHIFT.
15274 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
15275 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
15276 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
15277 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
15278 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
15279 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
15280 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
15281 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
15282 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
15283 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
15284 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
15285 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
15286 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
15287 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
15288 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
15289 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
15290 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
15291 set mode attribute, don't override length attribute.
15292 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
15294 (return_internal_long): Set length attribute to 2 instead of 1.
15295 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
15296 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
15297 prefix_rex attribute.
15298 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
15300 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
15302 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15304 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
15306 2009-05-20 Ian Lance Taylor <iant@google.com>
15308 * tree.c (build_tree_list_vec_stat): New function.
15309 (ctor_to_vec): New function.
15310 (build_nt_call_vec): New function.
15311 (build_call_array): Change args to be a const pointer.
15312 (build_call_vec): New function.
15313 * tree.h (build_nt_call_vec): Declare.
15314 (build_tree_list_vec_stat): Declare.
15315 (build_tree_list_vec): Define.
15316 (build_call_array): Update declaration.
15317 (build_call_vec): Declare.
15318 (ctor_to_vec): Declare.
15319 * c-common.c (tree_vector_cache): New static variable.
15320 (make_tree_vector): New function.
15321 (release_tree_vector): New function.
15322 (make_tree_vector_single): New function.
15323 (make_tree_vector_copy): New function.
15324 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
15325 (make_tree_vector_single, make_tree_vector_copy): Declare.
15326 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
15327 (c_parser_expr_list): Don't manage cache here, instead call
15329 (c_parser_release_expr_list): Remove static function.
15330 (c_parser_vec_to_tree_list): Remove static function.
15331 (c_parser_attributes): Call build_tree_list_vec instead of
15332 c_parser_vec_to_tree_list. Call release_tree_vector instead of
15333 c_parser_release_expr_list.
15334 (c_parser_postfix_expression_after_primary): Likewise.
15335 (c_parser_objc_keywordexpr): Likewise.
15337 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
15339 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
15340 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
15341 TARGET_CONVERT_TO_TYPE.
15342 * hooks.c (hook_tree_const_tree_null): Define.
15343 * hooks.h (hook_tree_const_tree_null): Declare.
15344 * target.h (struct gcc_target): Add invalid_parameter_type,
15345 invalid_return_type, promoted_type, and convert_to_type fields.
15346 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
15347 (TARGET_INVALID_RETURN_TYPE): Define.
15348 (TARGET_PROMOTED_TYPE): Define.
15349 (TARGET_CONVERT_TO_TYPE): Define.
15350 (TARGET_INITIALIZER): Update for new fields.
15351 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
15352 (grokparms): Check targetm.invalid_parameter_type.
15353 * c-typeck.c (default_conversion): Check targetm.promoted_type.
15354 * c-convert.c (convert): Check targetm.convert_to_type.
15356 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
15358 * config/mips/mips.md (*extenddi_truncate<mode>,
15359 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
15361 (*extendhi_truncateqi): New define_insn_and_sptit.
15363 2009-05-20 Jakub Jelinek <jakub@redhat.com>
15365 PR middle-end/40204
15366 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
15367 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
15369 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
15371 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
15372 the operand of VIEW_CONVERT_EXPR.
15374 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
15376 * config/i386/driver-i386.c (host_detect_local_cpu): Check
15377 extended family and model for Intel processors. Support Intel Atom.
15379 2009-05-20 Olivier Hainque <hainque@adacore.com>
15381 * gstab.h (stab_code_type): Define, to be used instead of the
15382 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
15384 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
15385 occurrences by stab_code_type.
15386 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
15388 2009-05-20 Martin Jambor <mjambor@suse.cz>
15390 * tree-flow.h (insert_edge_copies_seq): Undeclare.
15391 (sra_insert_before): Likewise.
15392 (sra_insert_after): Likewise.
15393 (sra_init_cache): Likewise.
15394 (sra_type_can_be_decomposed_p): Likewise.
15395 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
15396 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
15397 (sra_insert_before): Likewise.
15398 (sra_insert_after): Likewise.
15399 (sra_init_cache): Likewise.
15400 (insert_edge_copies_seq): Made static and moved upwards.
15402 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
15405 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
15407 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
15408 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
15411 2009-05-20 Richard Guenther <rguenther@suse.de>
15413 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
15414 with mismatched comparison modes.
15416 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15418 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
15419 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
15420 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
15421 with shifts for Thumb2.
15422 (orsi_notsi): New for orn.
15423 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
15424 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
15425 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
15426 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
15427 Don't invert remainder for IOR.
15429 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
15431 PR tree-optimization/40087
15432 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
15433 number_of_iterations_ne): Rename never_infinite argument.
15434 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
15435 number_of_iterations_le): Handle pointer-type ivs when
15436 exit_must_be_taken is false.
15437 (number_of_iterations_cond): Do not always assume that
15438 exit_must_be_taken if the control variable is a pointer.
15440 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
15442 * c-typeck.c (build_binary_op): Allow % on integal vectors.
15443 * doc/extend.texi (Vector Extension): Document that % is allowed too.
15445 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
15447 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
15448 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
15450 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
15453 * c.opt (Wlogical-op): Disabled by default.
15454 * c-opt (c_common_post_options): Do not enable Wlogical-op with
15456 * doc/invoke.texi (Wlogical-op): Likewise.
15458 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
15460 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
15462 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
15463 Propagate the type of the first operand.
15464 <ASSERT_EXPR>: Simplify.
15465 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
15466 Rewrite using the RHS code as discriminant.
15467 <NOP_EXPR>: Turn into CASE_CONVERT.
15468 <PLUS_EXPR>: Propagate the type of the first operand.
15470 2009-05-19 Steve Ellcey <sje@cup.hp.com>
15472 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
15473 (ia64_dconst_0_375): New.
15474 * config/ia64/ia64.c (ia64_override_options): Remove
15475 -minline-sqrt-min-latency warning.
15476 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
15477 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
15478 * config/ia64/ia64.md (*sqrt_approx): Remove.
15479 (sqrtsf2): Remove #if 0.
15480 (sqrtsf2_internal_thr): Rewrite and move to div.md.
15481 (sqrtdf): Remove assert.
15482 (sqrtdf2_internal_thr): Rewrite and move to div.md.
15483 (sqrtxf2): Remove #if 0.
15484 (sqrtxf2_internal_thr): Rewrite and move to div.md.
15485 * div.md (sqrt_approx_rf): New.
15486 (sqrtsf2_internal_thr): New implementation.
15487 (sqrtsf2_internal_lat): New.
15488 (sqrtdf2_internal_thr: New implementation.
15489 (sqrtxf2_internal): New implementation.
15491 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
15492 Hans-Peter Nilsson <hp@axis.com>
15494 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
15495 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
15496 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
15497 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
15498 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
15499 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
15500 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
15501 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
15502 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
15503 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
15504 * c-common.c: ...from here.
15506 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
15508 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
15510 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15512 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
15514 2009-05-19 Ben Elliston <bje@au.ibm.com>
15516 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
15517 assignments with memcpy calls.
15518 (add_fdes): Likewise.
15519 (binary_search_unencoded_fdes): Likewise.
15520 (linear_search_fdes): Eliminate type puns.
15522 2009-05-19 Richard Guenther <rguenther@suse.de>
15524 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
15525 not falsely claim to have propagated into all uses.
15527 2009-05-19 Ben Elliston <bje@au.ibm.com>
15529 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
15532 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
15534 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
15535 * config/sh/sh.c (sh_legitimate_address_p): Make static.
15536 (TARGET_LEGITIMATE_ADDRESS_P): New.
15537 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15538 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
15540 2009-05-18 Dodji Seketeli <dodji@redhat.com>
15543 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
15544 child of the containing namespace's DIE.
15546 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
15548 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
15549 *zero_extendhi_truncqi): Move after the zero_extend patterns.
15550 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
15553 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
15556 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
15557 gen_align with gen_pad.
15558 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
15559 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
15561 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
15562 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
15564 * config/i386/i386.md (align): Renamed to ...
15565 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
15566 ASM_OUTPUT_MAX_SKIP_PAD.
15568 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
15570 * config.gcc: Fix variable syntax.
15573 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
15574 before calling exact_log2.
15575 (output_iorsi3): Likewise.
15576 (output_xorsi3): Likewise.
15578 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
15580 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
15581 for the none zero constant operand except for EQ and NE
15582 comprisons even when the first operand is R0.
15584 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
15586 * config/s390/2064.md: Remove trailing whitespaces.
15587 * config/s390/2084.md: Likewise.
15588 * config/s390/constraints.md: Likewise.
15589 * config/s390/fixdfdi.h: Likewise.
15590 * config/s390/libgcc-glibc.ver: Likewise.
15591 * config/s390/s390-modes.def: Likewise.
15592 * config/s390/s390-protos.h: Likewise.
15593 * config/s390/s390.c: Likewise.
15594 * config/s390/s390.h: Likewise.
15595 * config/s390/s390.md: Likewise.
15596 * config/s390/tpf-unwind.h: Likewise.
15598 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
15600 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
15602 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
15605 * configure.ac (m68k-*-*): Check if binutils support TLS.
15606 * configure: Regenerate.
15607 * config/m68k/predicates.md (symbolic_operand): Extend comment.
15608 * config/m68k/constraints.md (Cu): New constraint.
15609 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
15610 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
15611 (movsi): Handle TLS symbols.
15612 (addsi3_5200): Handle XTLS symbols, indent.
15613 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
15614 (m68k_tls_reference_p): Declare.
15615 (m68k_legitimize_address): Declare.
15616 (m68k_unwrap_symbol): Declare.
15617 * config/m68k/m68k.opt (mxtls): New option.
15618 * config/m68k/m68k.c (ggc.h): Include.
15619 (m68k_output_dwarf_dtprel): Implement hook.
15620 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
15621 (m68k_expand_prologue): Load GOT pointer when function needs it.
15622 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
15623 (m68k_legitimate_constant_address_p): Same.
15624 (m68k_decompose_address): Handle TLS references.
15625 (m68k_get_gp): New static function.
15626 (enum m68k_reloc): New contants.
15627 (TLS_RELOC_P): New macro.
15628 (m68k_wrap_symbol): New static function.
15629 (m68k_unwrap_symbol): New function.
15630 (m68k_final_prescan_insn_1): New static function.
15631 (m68k_final_prescan_insn): New function.
15632 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
15634 (legitimize_pic_address): Handle TLS references..
15635 (m68k_tls_get_addr, m68k_get_tls_get_addr)
15636 (m68k_libcall_value_in_a0_p)
15637 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
15638 (m68k_call_m68k_read_tp): Helper variables and functions for ...
15639 (m68k_legitimize_tls_address): Handle TLS references.
15640 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
15642 (m68k_legitimize_address): Handle TLS symbols.
15643 (m68k_get_reloc_decoration): New static function.
15644 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
15646 (m68k_output_dwarf_dtprel): Implement hook.
15647 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
15648 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
15649 m68k_call_* routines.
15650 (sched_attr_op_type): Handle TLS symbols.
15651 (gt-m68k.h): Include.
15652 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
15653 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
15655 2009-05-18 Martin Jambor <mjambor@suse.cz>
15657 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
15658 (visit_store_addr_for_mod_analysis): New function.
15659 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
15660 (determine_cst_member_ptr): Use gimple_assign_single_p.
15661 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
15662 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
15663 operands. Don't check number of operands of a NOP_EXPR.
15665 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
15667 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
15669 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
15672 * c-common.c (warn_logical_operator): Don't warn if one of
15673 expression isn't always true or false.
15675 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
15677 * config/i386/biarch32.h: New file.
15678 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
15680 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
15682 * config/mips/mips.md (*zero_extend<mode>_trunchi,
15683 *zero_extend<mode>_truncqi): Merge these into ...
15684 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
15685 Name the pattern following this as *zero_extendhi_truncqi.
15687 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
15689 PR middle-end/39301
15690 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
15691 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
15692 (output_info): Make field HOST_WIDEST_INT.
15693 (print_statistics): Use HOST_WIDEST_INT_PRINT.
15694 (dump_bitmat_statistics): Same.
15696 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
15698 * config.gcc (use_gcc_stdint): Set to wrap.
15699 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
15700 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
15701 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
15702 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
15703 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
15704 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
15705 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
15706 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
15708 2009-05-16 Joseph Myers <joseph@codesourcery.com>
15710 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
15712 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
15713 Move definitions earlier.
15714 (OPT_ARCH64, OPT_ARCH32): Define.
15715 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
15718 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
15721 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
15724 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
15726 * arm.md (movdi2): Copy non-reg values to DImode registers.
15728 2009-05-16 Jakub Jelinek <jakub@redhat.com>
15731 * final.c (label_to_max_skip): New function.
15732 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
15733 CODE_LABEL_NUMBER <= max_labelno.
15734 * output.h (label_to_max_skip): New prototype.
15735 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
15736 (ix86_avoid_jump_mispredicts): ... this. Don't define if
15737 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
15738 Handle CODE_LABELs with >= 16 byte alignment or with
15739 max_skip == (1 << align) - 1.
15740 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
15741 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
15744 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
15745 .p2align 3 if MAX_SKIP is smaller than 7.
15746 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
15748 2009-05-15 Ian Lance Taylor <iant@google.com>
15750 * alias.c (struct alias_set_entry_d): Rename from struct
15751 alias_set_entry. Change all uses.
15752 * except.c (struct call_site_record_d): Rename from struct
15753 call_site_record. Change all uses.
15754 * except.h (struct eh_region_d): Rename from struct eh_region.
15756 * gcse.c (struct hash_table_d): Rename from struct hash_table.
15758 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
15759 ivtype_map_elt. Change all uses.
15760 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
15762 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
15763 * graphite.h (struct name_tree_d): Rename from struct name_tree.
15765 (struct sese_d): Rename from struct sese. Change all uses.
15766 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
15767 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
15768 * optabs.h (struct optab_d): Rename from struct optab. Change all
15770 (struct convert_optab_d): Rename from struct convert_optab.
15772 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
15773 ipa_opt_pass. Change all uses.
15774 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
15777 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
15778 defined as a typedef.
15779 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
15782 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
15785 * fold-const.c (make_range,build_range_check,merge_ranges): Move
15787 (merge_ranges): Returns bool.
15788 * tree.h (make_range): .. to here.
15789 (build_range_check): Likewise.
15790 (merge_ranges): Likewise. Renamed from merge_ranges.
15791 * c-typeck.c (parser_build_binary_op): Update calls to
15792 warn_logical_operator.
15793 * c-common.c (warn_logical_operator): Add new warning.
15794 * c-common.h (warn_logical_operator): Update declaration.
15796 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
15798 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
15800 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15802 * doc/install.texi: Document MPC requirements, flags etc.
15804 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
15805 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
15806 Evaluate constant arguments.
15807 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
15808 (fold_builtin_1): Likewise, also evaluate constant arguments.
15809 Remove superfluous break.
15810 (do_mpc_ckconv): New.
15811 * real.h: Include mpc.h.
15812 * toplev.c (print_version): Output MPC version info if available.
15814 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
15816 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
15818 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
15820 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
15823 2009-05-15 Jan Hubicka <jh@suse.cz>
15825 * doc/invoke.texi (max-early-inliner-iterations): New flag.
15826 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
15827 (try_inline): Fix return value.
15828 (cgraph_decide_inlining_incrementally): Honor new value.
15829 (cgraph_early_inlining): Handle indirect inlining.
15830 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
15832 2009-05-15 Jan Hubicka <jh@suse.cz>
15834 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
15835 * cgraphunit.c (cgraph_finalize_function): Set it.
15836 (cgraph_expand_function): Use it.
15838 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
15840 * real.c (encode_ieee_half): Define.
15841 (decode_ieee_half): Define.
15842 (ieee_half_format): Define.
15843 (arm_half_format): Define.
15844 * real.h (ieee_half_format): Declare.
15845 (arm_half_format): Declare.
15847 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
15849 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
15850 swapped, and reversed optabs exist before trying to use them.
15852 2009-05-15 Paul Brook <paul@codesourcery.com>
15853 Sandra Loosemore <sandra@codesourcery.com>
15855 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
15856 loads. Allow PRE_DEC.
15857 (output_move_neon): Handle PRE_DEC.
15858 (arm_print_operand): Add 'A' for neon structure loads.
15859 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
15860 * config/arm/neon.md (neon_mov): Update comment.
15861 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
15863 (Um): New constraint.
15865 2009-05-15 Jan Hubicka <jh@suse.cz>
15867 Revert the following patch until testsuite fallout is fixed:
15868 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
15869 * cgraph.h (struct inline_summary): New filed self_wize,
15870 size_inlining_benefit, self_time and time_inlining_benefit.
15871 (struct cgraph_global_info): Replace insns by time ans size fields.
15872 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
15873 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
15874 (ipcp_update_callgraph): Do not touch function bodies.
15875 * ipa-inline.c: Include except.h
15876 (MAX_TIME): New constant.
15877 (overall_insns): Remove
15878 (overall_size, max_benefit): New static variables.
15879 (cgraph_estimate_time_after_inlining): New function.
15880 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
15881 (cgraph_clone_inlined_nodes): Update size.
15882 (cgraph_mark_inline_edge): Update size.
15883 (cgraph_estimate_growth): Use size info.
15884 (cgraph_check_inline_limits): Check size.
15885 (cgraph_default_inline_p): Likewise.
15886 (cgraph_edge_badness): Compute badness based on benefit and size cost.
15887 (cgraph_decide_recursive_inlining): Check size.
15888 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
15890 (cgraph_decide_inlining): Likewise.
15891 (cgraph_decide_inlining_incrementally): Likewise; honor
15892 PARAM_EARLY_INLINING_INSNS.
15893 (likely_eliminated_by_inlining_p): New predicate.
15894 (estimate_function_body_sizes): New function.
15895 (compute_inline_parameters): Use it.
15896 * except.c (must_not_throw_labels): New function.
15897 * except.h (must_not_throw_labels): Declare.
15898 * tree-inline.c (init_inline_once): Kill inlining_weigths
15899 * tree-ssa-structalias.c: Avoid uninitialized warning.
15900 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
15901 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
15902 (PARAM_INLINE_CALL_COST): Remove.
15903 (PARAM_EARLY_INLINING_INSNS): New.
15905 2009-05-15 Richard Guenther <rguenther@suse.de>
15907 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
15908 not TODO_update_ssa.
15910 2009-05-15 Richard Guenther <rguenther@suse.de>
15912 PR tree-optimization/39999
15913 * gimple.h (gimple_expr_type): Use the expression type looking
15914 through useless conversions.
15915 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
15916 (vn_nary_op_insert_stmt): Likewise.
15917 (simplify_binary_expression): Likewise.
15919 2009-05-15 Richard Guenther <rguenther@suse.de>
15921 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
15922 New options, enabled by default.
15923 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
15925 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
15926 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
15927 * tree-ssa-structalias.c (gate_tree_pta): New function.
15928 (pass_build_alias): Use it.
15930 2009-05-15 Joseph Myers <joseph@codesourcery.com>
15932 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
15933 recurse on an invariant address if a conversion from a pointer
15934 type to a wider integer type is involved.
15936 2009-05-15 Jan Hubicka <jh@suse.cz>
15938 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
15939 * cgraph.h (struct inline_summary): New filed self_wize,
15940 size_inlining_benefit, self_time and time_inlining_benefit.
15941 (struct cgraph_global_info): Replace insns by time ans size fields.
15942 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
15943 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
15944 (ipcp_update_callgraph): Do not touch function bodies.
15945 * ipa-inline.c: Include except.h
15946 (MAX_TIME): New constant.
15947 (overall_insns): Remove
15948 (overall_size, max_benefit): New static variables.
15949 (cgraph_estimate_time_after_inlining): New function.
15950 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
15951 (cgraph_clone_inlined_nodes): Update size.
15952 (cgraph_mark_inline_edge): Update size.
15953 (cgraph_estimate_growth): Use size info.
15954 (cgraph_check_inline_limits): Check size.
15955 (cgraph_default_inline_p): Likewise.
15956 (cgraph_edge_badness): Compute badness based on benefit and size cost.
15957 (cgraph_decide_recursive_inlining): Check size.
15958 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
15960 (cgraph_decide_inlining): Likewise.
15961 (cgraph_decide_inlining_incrementally): Likewise; honor
15962 PARAM_EARLY_INLINING_INSNS.
15963 (likely_eliminated_by_inlining_p): New predicate.
15964 (estimate_function_body_sizes): New function.
15965 (compute_inline_parameters): Use it.
15966 * except.c (must_not_throw_labels): New function.
15967 * except.h (must_not_throw_labels): Declare.
15968 * tree-inline.c (init_inline_once): Kill inlining_weigths
15969 * tree-ssa-structalias.c: Avoid uninitialized warning.
15970 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
15971 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
15972 (PARAM_INLINE_CALL_COST): Remove.
15973 (PARAM_EARLY_INLINING_INSNS): New.
15974 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
15975 (inline-call-cost): Remove.
15976 (early-inlining-insns): New.
15978 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
15980 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
15982 (print_int_cst_bounds_in_octal_p): Likewise.
15983 (dbxout_type): Adjust calls to above functions. Be prepared to deal
15985 * dwarf2out.c (base_type_die): Likewise.
15986 (is_subrange_type): Delete.
15987 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
15988 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
15989 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
15990 if the destination type is boolean.
15991 (build_range_check): Do not special-case subtypes.
15992 (fold_sign_changed_comparison): Likewise.
15993 (fold_unary): Likewise.
15994 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
15995 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
15996 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
15997 * tree.c (subrange_type_for_debug_p): New predicate based on the
15998 former is_subrange_type.
15999 * tree.h (subrange_type_for_debug_p): Declare.
16000 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
16001 (convert_affine_scev): Remove call to above function.
16002 (chrec_convert_aggressive): Likewise.
16003 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
16004 false for conversions involving subtypes.
16005 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
16006 (vrp_val_min): Likewise.
16007 (needs_overflow_infinity): Likewise.
16008 (extract_range_from_unary_expr): Likewise.
16010 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
16012 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
16013 * config/frv/frv.c: Likewise.
16014 * config/s390/s390.c: Likewise.
16015 * config/sparc/sparc.h: Likewise.
16016 * config/i386/i386.h: Likewise.
16017 * config/i386/i386.c: Likewise.
16018 * config/crx/crx.c: Likewise.
16019 * config/m68hc11/m68hc11.h: Likewise.
16020 * config/iq2000/iq2000.c: Likewise.
16021 * config/mn10300/mn10300.h: Likewise.
16022 * config/mn10300/mn10300.c: Likewise.
16023 * config/m68k/m68k.c: Likewise.
16024 * config/rs6000/rs6000.c: Likewise.
16025 * config/rs6000/xcoff.h: Likewise.
16026 * config/rs6000/linux64.h: Likewise.
16027 * config/rs6000/sysv4.h: Likewise.
16028 * config/score/score3.c: Likewise.
16029 * config/score/score7.c: Likewise.
16030 * config/score/score.c: Likewise.
16031 * config/arm/arm.md: Likewise.
16032 * config/mips/mips.c: Likewise.
16033 * config/mips/mips.md: Likewise.
16034 * config/bfin/bfin.h: Likewise.
16035 * config/pa/pa.c: Likewise.
16036 * config/pa/constraints.md: Likewise.
16038 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
16039 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
16040 * config/pdp11/pdp11.h: Use memory_address_p instead.
16042 2009-05-14 Ian Lance Taylor <iant@google.com>
16044 * passes.c (finish_optimization_passes): Change i to int.
16045 * plugin.c (plugins_active_p): Change event to int.
16046 (dump_active_plugins): Likewise.
16047 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
16049 * tree.c (tree_range_check_failed): Change c to unsigned int.
16050 (omp_clause_range_check_failed): Likewise.
16051 (build_common_builtin_nodes): Change mode to int. Add cast.
16052 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
16053 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
16055 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
16056 ++ or -- with a variable of enum type.
16058 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16061 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
16063 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16065 * store-motion.c: Do not include params.h
16066 * Makefile.in: Fix dependencies for various files.
16068 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16070 * auto-inc-dec.c: Fix pass description, remove apparent
16071 accidental duplication.
16073 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
16075 PR middle-end/40147
16076 * ipa-utils.h (memory_identifier_string): Moved to ...
16077 * tree.h (memory_identifier_string): Here. Add GTY(()).
16079 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
16081 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
16082 in the former documentation of...
16083 (GO_IF_LEGITIMATE_ADDRESS): ... this.
16084 * ira-conflicts.c (get_dup_num): Use address_operand.
16085 * targhooks.c (default_legitimate_address_p): New.
16086 * targhooks.h (default_legitimate_address_p): New.
16087 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
16089 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
16090 * target.h (struct target): Add legitimate_address_p.
16091 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
16092 (TARGET_INITIALIZER): Include it.
16094 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16095 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
16096 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
16097 (TARGET_LEGITIMATE_ADDRESS_P): New.
16099 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16100 (REG_OK_STRICT_P): Delete.
16101 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
16102 (frv_legitimate_address_p_1): ... this.
16103 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
16104 (frv_legitimate_address_p_1): ... the renamed old
16105 frv_legitimate_address_p.
16106 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
16107 (TARGET_LEGITIMATE_ADDRESS_P): New.
16109 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16110 * config/s390/s390-protos.h (legitimate_address_p): Remove.
16111 * config/s390/s390.c (legitimate_address_p): Rename to...
16112 (s390_legitimate_address_p): ... this, make static.
16113 (legitimize_address): Adjust call.
16114 (TARGET_LEGITIMATE_ADDRESS_P): New.
16115 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
16117 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16118 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
16119 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
16120 (TARGET_LEGITIMATE_ADDRESS_P): New.
16122 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16123 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
16124 * config/spu/spu.c (spu_legitimate_address): Rename to...
16125 (spu_legitimate_address_p): ... this, make static.
16126 (TARGET_LEGITIMATE_ADDRESS_P): New.
16128 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16129 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
16130 * config/sparc/sparc.c (legitimate_address_p): Rename to...
16131 (sparc_legitimate_address_p): ... this, make static and return bool.
16132 (legitimize_address): Adjust call.
16133 (TARGET_LEGITIMATE_ADDRESS_P): New.
16135 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16136 * config/i386/i386-protos.h (legitimate_address_p): Remove.
16137 * config/i386/i386.c (legitimate_address_p): Rename to...
16138 (ix86_legitimate_address_p): ... this, make static.
16139 (constant_address_p): Move after it, adjust call.
16140 (TARGET_LEGITIMATE_ADDRESS_P): New.
16142 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16143 * config/avr/avr-protos.h (legitimate_address_p): Remove.
16144 * config/avr/avr.c (legitimate_address_p): Rename to...
16145 (avr_legitimate_address_p): ... this, make static.
16146 (legitimize_address): Adjust call.
16147 (TARGET_LEGITIMATE_ADDRESS_P): New.
16149 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16150 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
16151 * config/crx/crx.c (crx_legitimate_address_p): Make static.
16152 (TARGET_LEGITIMATE_ADDRESS_P): New.
16154 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16155 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
16156 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
16157 (TARGET_LEGITIMATE_ADDRESS_P): New.
16159 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16160 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
16162 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
16164 (TARGET_LEGITIMATE_ADDRESS_P): New.
16166 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16167 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
16169 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
16171 (m68hc11_legitimate_address_p): ... this, make static.
16172 (go_if_legitimate_address_internal): Rename to...
16173 (m68hc11_legitimate_address_p_1): ... this.
16174 (legitimize_address): Adjust call.
16175 (TARGET_LEGITIMATE_ADDRESS_P): New.
16177 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16178 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
16179 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
16180 (TARGET_LEGITIMATE_ADDRESS_P): New.
16182 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16183 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
16184 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
16185 (mn10300_legitimate_address_p): ... this, make static.
16186 (TARGET_LEGITIMATE_ADDRESS_P): New.
16188 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16189 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
16190 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
16191 (TARGET_LEGITIMATE_ADDRESS_P): New.
16193 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16194 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
16195 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
16196 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16197 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
16198 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
16199 (rs6000_legitimate_address_p): ... this, make static.
16200 (TARGET_LEGITIMATE_ADDRESS_P): New.
16201 (REG_MODE_OK_FOR_BASE_P): Delete.
16202 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
16204 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16205 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
16207 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
16208 static, adjust types.
16209 (TARGET_LEGITIMATE_ADDRESS_P): New.
16211 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16212 * config/score/score.c (score_address_p): Rename to...
16213 (score_legitimate_address_p): ... this.
16214 (TARGET_LEGITIMATE_ADDRESS_P): New.
16215 * config/score/score3.c (score3_address_p): Rename to...
16216 (score3_legitimate_address_p): ... this.
16217 * config/score/score7.c (score7_address_p): Rename to...
16218 (score7_legitimate_address_p): ... this.
16220 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
16221 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
16222 GO_IF_LEGITIMATE_ADDRESS): Delete.
16223 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
16224 thumb2_legitimate_address_p): Delete.
16225 (arm_legitimate_address_p): Rename to...
16226 (arm_legitimate_address_outer_p): ... this.
16227 * config/arm/constraints.md ("Uq"): Adjust call.
16228 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
16229 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
16231 (arm_legitimate_address_outer_p): ... this.
16232 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
16234 (TARGET_LEGITIMATE_ADDRESS_P): New.
16236 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16237 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
16238 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
16239 (TARGET_LEGITIMATE_ADDRESS_P): New.
16241 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16242 * config/vax/vax-protos.h (legitimate_address_p): Remove.
16243 * config/vax/vax.c (legitimate_address_p): Rename to...
16244 (vax_legitimate_address_p): ... this, make static.
16245 (TARGET_LEGITIMATE_ADDRESS_P): New.
16247 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16248 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
16249 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
16250 (TARGET_LEGITIMATE_ADDRESS_P): New.
16252 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16253 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
16254 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
16255 (mmix_legitimate_address_p): ... this, make static.
16256 (TARGET_LEGITIMATE_ADDRESS_P): New.
16258 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16259 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
16260 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
16261 (TARGET_LEGITIMATE_ADDRESS_P): New.
16263 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
16265 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
16266 of MODE_COMPLEX_INT.
16268 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
16270 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
16271 LCT_NORMAL in function call.
16272 * mips-tdump.c (print_file_desc): Add cast to enum type.
16273 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
16274 (mark_stabs): Add casts to enum types.
16275 (parse_stabs_common): Add casts to enum types.
16277 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
16279 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
16280 Check for invalid values of LETTER.
16282 2009-05-13 Taras Glek <tglek@mozilla.com>
16284 * attribs.c (register_attribute): moved out attribute registration
16285 into register_attribute.
16286 * doc/plugins.texi: Documented register_attribute and
16288 * gcc-plugin.h: Added forward decl for register_attribute.
16289 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
16290 * plugin.c (register_callback, invoke_plugin_callbacks): Added
16291 PLUGIN_ATTRIBUTES boilerplate.
16293 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
16295 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
16296 values even in sentinel and empty entries.
16297 (ms_printf_flag_specs): Likewise.
16298 (ms_scanf_flag_specs): Likewise.
16299 (ms_strftime_flag_specs): Likewise.
16300 (ms_print_char_table): Likewise.
16301 (ms_scan_char_table): Likewise.
16302 (ms_time_char_table): Likewise.
16304 2009-05-13 Doug Kwan <dougkwan@google.com>
16306 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
16308 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
16310 * config/mips/mips.md (store): Add attributes for QI and HI.
16312 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
16313 (truncdi<mode>2): ... this new pattern.
16315 2009-05-13 Brad Hards <bradh@kde.org>
16317 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
16319 2009-05-14 Jakub Jelinek <jakub@redhat.com>
16320 Ben Elliston <bje@au.ibm.com>
16322 PR middle-end/40035
16323 * dse.c (check_mem_read_rtx): Guard against width == -1.
16325 2009-05-13 Michael Matz <matz@suse.de>
16327 PR middle-end/39976
16328 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
16329 (trivially_conflicts_p): New function.
16330 (insert_backedge_copies): Use it.
16332 2009-05-13 Janis Johnson <janis187@us.ibm.com>
16334 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
16335 (handle_stdc_pragma): Use new enum constant names.
16336 (handle_pragma_float_const_decimal64): Ditto.
16338 2009-05-13 Ian Lance Taylor <iant@google.com>
16340 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
16343 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
16345 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
16346 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
16348 * config/m68k/m68k.h (FL_UCLINUX): Define.
16350 2009-05-13 Jan Hubicka <jh@suse.cz>
16352 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
16354 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
16356 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
16357 unless -fschedule-insns is specified.
16359 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
16362 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
16363 TARGET_EXPAND_CBRANCHDI4.
16364 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
16365 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
16366 (cmpeqdi): Fix comment.
16368 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
16370 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
16371 (sh_legitimate_address_p): Likewise.
16372 * config/sh/sh.c (sh_legitimate_index_p): New.
16373 (sh_legitimate_address_p): Likewise.
16374 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
16375 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
16376 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
16377 (MAYBE_BASE_REGISTER_RTX_P): New macro.
16378 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
16379 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
16380 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
16381 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
16382 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
16384 2009-05-12 Jan Hubicka <jh@suse.cz>
16386 * tree-inline.c (estimate_operator_cost): Add operands;
16387 when division happens by constant, it is cheap.
16388 (estimate_num_insns): Loads and stores are not having cost of 0;
16389 EH magic stuff is cheap; when computing runtime cost of switch,
16390 use log2 base of amount of its cases; builtin_expect has cost of 0;
16391 compute cost for moving return value of call.
16392 (init_inline_once): Initialize time_based flags.
16393 * tree-inline.h (eni_weights_d): Add time_based flag.
16395 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
16397 * df-core.c: Update head documentation.
16399 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
16402 * rs6000.c (rs6000_generate_compare): Use op1b instead of
16403 shadowing exisiting variable op1.
16405 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
16408 * config/i386/driver-i386.c (processor_signatures): New enum.
16409 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
16410 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
16411 processor signature to detect geode processor.
16413 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
16417 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
16419 * optabs.c (prepare_cmp_insn): Temporarily disable test that
16420 causes spurious differences between trunk and cond-optab branch.
16422 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
16424 * dojump.c (compare_from_rtx): Delete.
16425 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
16426 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
16427 if the comparison does not satisfy the predicate; test predicates for
16428 operands 2 and 3 of a cstore pattern. Don't try cstore optab
16429 further if one existing pattern fails.
16430 * expr.h (compare_from_rtx): Delete.
16431 (prepare_operand): Declare it.
16432 * optabs.c: Change "lib call" to "libcall" throughout.
16433 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
16434 HAVE_conditional_trap, emit_cmp_insn): Delete.
16435 (can_compare_p): Delete cmp_optab case.
16436 (prepare_float_lib_cmp): Return an rtx and a machine mode.
16437 Accept other parameters by value.
16438 (prepare_operand): Make non-static.
16439 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
16440 other parameters by value. Try to widen operands here based on
16441 an optab_methods argument and looking at cbranch_optab.
16442 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
16443 loop. Use cbranch_optab directly.
16444 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
16445 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
16447 (emit_conditional_move, emit_conditional_add): Inline what's needed
16448 of compare_from_rtx, using new prepare_cmp_insn for the rest.
16449 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
16450 with COMPARE. Move cmov_optab and cstore_optab above
16451 with cbranch_optab, move cmp_optab down with ucmp_optab,
16452 remove tst_otpab. Do not initialize trap_rtx.
16453 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
16454 for trap code. Do not check HAVE_conditional_trap. Use
16455 prepare_cmp_insn. Accept no predicate for operand 3.
16456 * optabs.h (OTI_cmp): Mark as used only for libcalls.
16457 (OTI_ctrap, ctrap_optab): New.
16458 (tst_optab): Delete.
16459 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
16460 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
16461 with lookup of ctrap_optab.
16462 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
16464 (ctrap_optab): New.
16466 * combine.c (combine_simplify_rtx, simplify_set): Do not
16467 special case comparing against zero for cc0 machines.
16468 * simplify-rtx.c (simplify_binary_operation_1): Never remove
16469 COMPARE on cc0 machines.
16470 (simplify_relational_operation): Return a new expression when
16471 a COMPARE could be removed.
16472 * final.c (final_scan_insn): Compare cc_status values
16473 against LHS of a (compare FOO (const_int 0)) cc0 source.
16474 Also check if cc_status.value is the full compare.
16476 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
16477 (cstoreMM4): Document.
16478 (conditional_trap): Document ctrapMM4 instead.
16479 (sync_compare_and_swapMM): Refer to cbranchcc4.
16480 (Dependent Patterns): Eliminate obsolete information referring to
16481 the old jump optimization phase.
16482 (Canonicalization): Include cbranchcc4 case, omit canonicalization
16483 of compares with 0 on cc0 machines.
16484 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
16485 avoiding references to cc0. Remove text about storing operands
16487 * doc/tm.texi (Condition Codes): Include blurb on different
16488 condition code representations, separate into subsections for
16489 CC0, MODE_CC and conditional execution.
16491 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
16492 alpha_emit_setcc): Accept operands and a machine mode.
16493 * config/alpha/alpha.c (alpha_emit_conditional_branch):
16494 Get code/op0/op1 from operands, use machine mode argument
16495 instead of alpha_compare.fp_p. Emit the branch here.
16496 (alpha_emit_setcc): Likewise, and return boolean.
16497 (alpha_emit_conditional_move): Likewise. Assert that
16498 cmp_op_mode == cmp_mode, and simplify accordingly.
16499 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
16500 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
16501 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
16503 (stack probe test): Use cbranchdi4.
16504 * config/alpha/predicates.md (alpha_cbranch_operator): New.
16506 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
16507 * config/arc/arc.h (movsicc, movsfcc): Use it.
16508 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
16509 (cbranchsi4, cstoresi4): New.
16510 (cmpsi, bCC and sCC expanders): Remove.
16512 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
16513 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
16514 * config/arm/predicates.md (arm_comparison_operator): Only include
16515 floating-point operators if there is a hardware floating-point unit.
16516 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
16517 deferring to cbranch_cc and cstore_cc respectively.
16518 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
16519 cbranch_cc, cstore_cc): New.
16520 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
16522 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
16524 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
16525 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
16527 (adjust_insn_length): Adjust calls.
16528 (avr_reorg): Handle (compare (foo) (const_int 0)).
16529 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
16530 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
16531 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
16532 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
16534 (cbranchqi4, cbranchhi4, cbranchsi4): New.
16535 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
16537 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
16538 (cbranchsi4, cstorebi4, cstoresi4): New.
16539 (movbisi): This insn is duplicate, split it to zero_extend.
16540 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
16541 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
16542 (bfin_optimize_loop): Use cbranch expander.
16543 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
16544 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
16545 (bfin_bimode_comparison_operator): ... this.
16546 (bfin_direct_comparison_operator): New.
16548 * config/cris/cris.c (cris_normal_notice_update_cc): Look
16549 inside (compare FOO (const_int 0)).
16550 (cris_rtx_costs): Handle ZERO_EXTRACT.
16551 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
16552 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
16553 (*tstdi_v32): Delete.
16554 (*cmpdi_non_v32): Add M alternative for operand 1.
16555 (cmpsi, cmp<mode>): Make private.
16556 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
16558 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
16560 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
16561 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
16562 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
16563 (cc_reg_operand): New.
16564 (any_cond): Delete.
16565 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
16566 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
16567 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
16568 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
16569 crx_expand_scond): Delete.
16571 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
16573 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
16574 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
16576 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
16577 cstoresi4, cstoresf4, cstoredf4): New.
16578 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
16579 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
16580 Receive the entire operands array.
16581 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
16582 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
16583 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
16584 Get test/op0/op1 from the operands array.
16585 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
16587 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
16588 (h8300_expand_store): New.
16589 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
16591 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
16592 (h8300_expand_store): New.
16593 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
16594 or do not try to produce (set (cc0) REG).
16595 (peepholes): Wrap arguments with COMPARE. Add a peephole to
16596 change a compare into a move to a scratch register. Disable some
16597 peepholes when comparing with zero.
16598 (tstsi, tsthi, tstsi, cmpqi): Make private.
16600 (bCC, sCC): Delete.
16601 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
16604 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
16605 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
16606 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
16607 (ix86_emit_i387_log1p): Use cbranchxf2.
16608 (ix86_expand_setcc): Return void.
16609 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
16610 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
16611 cmp<MODEF>, cmpcc): Remove.
16612 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
16613 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
16614 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
16615 (sCC and bCC expanders): Remove.
16616 (stack_protect_test): Use cbranchcc4.
16618 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
16620 (ia64_expand_compare): Accept three rtx by reference and return void.
16621 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
16622 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
16623 from *expr. Update *expr with the BImode comparison to do.
16624 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
16625 cmptf, bCC, sCC, conditional_trap): Delete.
16626 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
16627 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
16628 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
16629 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
16630 * config/ia64/predicates.md (ia64_cbranch_operator): New.
16632 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
16633 type of last argument.
16634 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
16635 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
16636 use machine mode argument instead of branch_type. Remove dead
16637 code for floating-point comparisons.
16638 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
16639 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
16641 (cbranchsi4, cstoresi4): New.
16642 * config/iq2000/predicates.md (reg_or_const_operand): New.
16644 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
16645 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
16646 (b<code>_op): Rewrite to...
16647 (bcc_op): ... this, using match_operator.
16648 (s<code>_op): Rewrite to...
16649 (scc_op): ... this, using match_operator.
16650 (s<code>_24_op): Rewrite to...
16651 (scc_op_24): ... this, using match_operator.
16652 (s<code>_<mode>): Rewrite to...
16653 (cstore<mode>4): ... this, using match_operator.
16654 (s<code>_<mode>_24): Rewrite to...
16655 (cstore<mode>4_24): ... this, using match_operator.
16656 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
16657 m32c_unpend_compare, m32c_expand_scc): Delete.
16658 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
16659 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
16660 (m32c_expand_movcc): Change NE to EQ if necessary.
16661 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
16663 * config/m32r/m32r-protos.h (gen_cond_store): New.
16664 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
16665 (gen_cond_store): New, from sCC patterns.
16666 (m32r_expand_block_move): Use cbranchsi4.
16667 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
16668 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
16669 (cbranchsi4, cstoresi4): New.
16671 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
16673 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
16674 (m68hc11_notice_update_cc): Look into a compare with 0.
16675 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
16677 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
16678 cmphi, cmpqi, bCC): Delete.
16679 (cbranchsi4, cbranchhi4, cbranchqi4): New.
16680 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
16681 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
16684 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
16685 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
16686 * config/m68k/constraints.md (H): New.
16687 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
16688 the define_insn below.
16689 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
16690 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
16691 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
16692 patterns): Wrap RHS with COMPARE.
16693 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
16694 (*cmpdi_internal): Name this pattern.
16695 (cmpdi): Change to define_insn.
16696 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
16697 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
16698 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
16700 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
16701 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
16702 (conditional_trap): Change to...
16703 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
16704 (*conditional_trap): Use the ordered_comparison_operator and
16705 const1_operand predicates.
16706 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
16707 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
16708 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
16709 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
16711 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
16712 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
16713 (mcore_gen_compare): New.
16714 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
16715 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
16716 (mcore_gen_compare): ... this.
16717 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
16718 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
16719 (stack probe pattern): Use cbranchsi4.
16721 * config/mips/predicates.md (mips_cstore_operator): New.
16722 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
16723 * config/mips/mips.md (any_cond): Delete.
16724 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
16726 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
16727 fixuns_truncsfdi2): Use cbranch patterns.
16728 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
16729 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
16730 Adjust call to mips_expand_conditional_branch.
16731 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
16733 * config/mips/mips-protos.h (mips_expand_conditional_branch,
16734 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
16735 * config/mips/mips.c (cmp_operands): Delete.
16736 (mips_emit_compare): Get comparison operands from *op0/*op1.
16737 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
16738 that it succeeds. Use op0/op1 instead of cmp_operands.
16739 (mips_expand_conditional_branch, mips_expand_conditional_move,
16740 mips_expand_conditional_trap): Likewise.
16741 (mips_block_move_loop): Use cbranch patterns.
16742 * config/mips/mips.h (cmp_operands): Delete.
16744 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
16745 (mmix_gen_compare_reg): Just return a register in the right CC mode.
16746 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
16747 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
16748 (*cmpcc_folded): Rename to...
16749 (*cmpdi_folded): this.
16750 (*cmpcc): Rename to...
16752 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
16755 (cbranchdf4): New. Handle invalid comparisons here.
16756 * config/mmix/predicates.md (float_comparison_operator): New.
16758 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
16759 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
16760 * config/mn10300/mn10300.md (tst): Delete.
16761 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
16762 Name these patterns and wrap RHS in a compare.
16763 (*cmpsi): Make this pattern private. Include tst.
16764 (*cmpsf): Make this pattern private.
16765 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
16766 (compare with zero peepholes): Likewise.
16768 (cbranchsi4, cbranchsf4): New.
16769 (casesi): Use cbranchsi4.
16771 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
16772 hppa_branch_type): Delete.
16773 (return_addr_rtx): Use cbranchsi4.
16774 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
16775 Emit CCFPmode comparison here.
16776 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
16777 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
16778 hppa_branch_type): Delete.
16779 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
16780 (movsicc, movdicc): Remove references to hppa_compare_op0,
16781 hppa_compare_op1 and compare_from_rtx.
16782 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
16783 (casesi): Use cbranchsi4.
16785 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
16786 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
16787 * config/pdp11/pdp11.md (register_or_const0_operand): New.
16788 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
16789 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
16791 (cbranchdf4, cbranchhi4, cbranchqi4): New.
16792 (*branch, *branch_inverted): New.
16794 * config/picochip/picochip.md (cbranchhi4): Use
16795 ordered_comparison_operator.
16796 (cmphi, bCC): Remove.
16798 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
16799 (trap_comparison_operator): Delete.
16800 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
16801 rs6000_emit_cbranch): Accept mode and operands.
16802 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
16803 rs6000_compare_fp_p): Delete.
16804 (rs6000_generate_compare): Accept mode and comparison. Extract code
16805 and op0/op1 from there. Replace references to rs6000_compare_op0
16806 and rs6000_compare_op1.
16807 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
16808 extract result from passed operands.
16809 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
16810 extract loc from passed operands.
16811 (rs6000_emit_cmove): Likewise.
16812 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
16813 rs6000_compare_fp_p): Delete.
16814 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
16815 (cbranch<GPR>4, cbranch<FP>4): New.
16816 (cstore<mode>4): New. Consolidate here all choices about when to use
16817 portable or specialized sCC sequences.
16818 (stack_protect_test): Use cbranchsi4.
16819 (conditional_trap): Replace with ctrap<GPR>4.
16820 (conditional trap insn): Replace trap_comparison_operator with
16821 ordered_comparison_operator.
16823 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
16824 (s390_emit_prologue): Use ctrap.
16825 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
16826 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
16827 New predicates replacing...
16828 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
16829 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
16830 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
16831 (add<mode>cc): Do not use s390_compare_op0/op1.
16832 (s<code>): Change to...
16833 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
16834 (seq): Change to...
16835 (cstorecc4): ... this. Handle EQ or NE equally.
16836 (*sne): Un-privatize for use in cstorecc4.
16837 (b<code>): Change to...
16838 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
16839 (conditional_trap): Replace with...
16840 (ctrap<GPR>4, ctrap<FP>4): ... these.
16841 (stack_protect): Use cbranchcc4.
16843 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
16844 * config/score/score-protos.h (score_gen_cmp): Delete.
16845 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
16846 (score_block_move-loop): Use cbranchsi4.
16847 * config/score/score.md (cbranchsi4): New.
16848 (cmpsi, bCC): Delete.
16849 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
16850 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
16851 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
16852 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
16853 * config/score/score3.h (score3_gen_cmp): Delete.
16854 * config/score/score7.h (score7_gen_cmp): Delete.
16856 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
16857 (sh_emit_scc_to_t): ... this. Return void.
16858 (from_compare): Rename to...
16859 (sh_emit_compare_and_branch): ... this.
16860 (sh_emit_compare_and_set): New.
16861 (sh_expand_t_scc): Accept operands.
16862 * config/sh/predicates.md (sh_float_comparison_operator): New.
16863 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
16864 (prepare_scc_operands): Rename to...
16865 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
16867 (sh_emit_cheap_store_flag): New.
16868 (sh_emit_set_t_insn): New.
16869 (from_compare): Rename to...
16870 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
16871 handling of TARGET_SH2E floating point to avoid recursive call.
16872 Generate branch here.
16873 (sh_emit_compare_and_set): New.
16874 (sh_expand_t_scc): Get op0/op1 from arguments.
16875 (sh_emit_cheap_store_flag): New.
16876 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
16878 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
16879 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
16880 (movsicc, movdicc): Do nothing when it recreated operands from
16881 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
16882 prepare_scc_operands (now sh_emit_scc_to_t).
16883 (udivdi3): Use cstoresi4.
16884 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
16885 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
16886 (cbranchint4_media, cbranchfp4_media): New.
16887 (casesi): Use cbranchdi4.
16888 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
16890 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
16891 (movnegt): Remove second operand.
16892 (cbranchsf4, cbranchdf4): New.
16893 (stack_protect): Use cbranchdi4/cbranchsi4.
16895 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
16896 (gen_compare_reg): Accept comparison, extract part of it to...
16897 (gen_compare_reg_1): ... this.
16898 (gen_compare_operator): Delete.
16899 (gen_v9_scc): Accept separate destination, comparison code and arms.
16900 Do not use sparc_compare_op0/sparc_compare_op1.
16901 (emit_scc_insn, emit_conditional_branch_insn): New.
16902 (emit_v9_brxx): Make static. Remove useless assertion.
16903 (sparc_emit_float_lib_cmp): Return RTL instead of calling
16905 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
16906 * config/sparc/sparc-protos.h (gen_compare_reg,
16907 sparc_emit_float_lib_cmp): Adjust prototype.
16908 (emit_scc_insn, emit_conditional_branch_insn): New.
16909 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
16910 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
16911 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
16912 iterators to the top.
16913 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
16914 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
16915 snedi_special_trunc): Delete.
16916 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
16917 and snedi_special_trunc.
16918 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
16919 cbranchdi4, cbranch<F:mode>4): New.
16920 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
16921 here. Use gen_compare_reg instead of gen_compare_operator.
16922 (conditional_trap): Replace with...
16923 (ctrapsi4, ctrapdi4): ... this.
16924 (stack_protect_test): Use cbranchcc4.
16926 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
16928 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
16929 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
16930 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
16931 from operands[0] or operands[3] depending on is_set.
16932 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
16933 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
16934 cmpdf, bCC), sCC: Remove.
16935 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
16936 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
16938 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
16939 spu_emit_branch_or_set.
16941 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
16943 * config/stormy16/stormy16.h (xstormy16_compare_op0,
16944 xstormy16_compare_op1): Delete.
16945 * config/stormy16/stormy16.c (xstormy16_compare_op0,
16946 xstormy16_compare_op1): Delete.
16947 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
16949 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
16950 (cmphi, cmpsi, bCC): Remove.
16952 * config/v850/v850.md (tstsi, cmpsi): Fold into...
16953 (*cmpsi): ... this one.
16954 (cbranchsi4, cstoresi4): New.
16955 (bCC expanders): Delete.
16956 (sCC insns): Fold into...
16957 (*setcc): ... this one.
16958 (casesi): Do not use gen_cmpsi and gen_bgtu.
16959 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
16960 (movsicc): Simplify.
16961 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
16963 * config/vax/vax-protos.h (cond_name): New.
16964 (vax_output_conditional_branch): Remove.
16965 * config/vax/vax.c (cond_name): New.
16966 (vax_output_conditional_branch): Remove.
16967 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
16968 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
16969 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
16970 (bit<VAXint>): Wrap source with (compare).
16971 (b<code> and following unnamed pattern): Rename to *branch and
16972 *branch_reversed. Change macroization to match_operator.
16973 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
16975 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
16976 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
16977 Change last argument to machine_mode.
16978 (xtensa_expand_scc): Add machine_mode argument.
16979 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
16980 (gen_conditional_move, xtensa_expand_conditional_branch,
16981 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
16982 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
16983 Adjust operand numbers.
16984 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
16986 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
16987 (cmpsi, cmpsf, b<code>, s<code>): Delete.
16988 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
16990 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
16992 * optabs.c (prepare_cmp_insn): Temporarily disable test that
16993 causes spurious differences between trunk and cond-optab branch.
16995 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
16998 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
17000 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
17002 * tree.c (iterative_hash_pointer): Delete.
17003 (iterative_hash_expr): Short-circuit handling of NULL pointer.
17004 Hash UIDs and versions of SSA names. Don't special-case built-in
17005 function declarations.
17007 2009-05-11 Ian Lance Taylor <iant@google.com>
17010 * graphite.c: Force -Wc++-compat to only be a warning before
17011 #including "cloog/cloog.h".
17013 2009-05-11 Martin Jambor <mjambor@suse.cz>
17015 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
17017 2009-05-11 Jan Hubicka <jh@suse.cz>
17019 * tree-ssa-loop-ivcanon.c: Include target.h
17020 (struct loop_size): new structure.
17021 (constant_after_peeling): New predicate.
17022 (tree_estimate_loop_size): New function.
17023 (estimated_unrolled_size): Rewrite for new estimates.
17024 (try_unroll_loop_completely): Use new estimates.
17025 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
17027 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
17029 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
17030 libcpp interface change.
17031 (spu_macro_to_expand): Likewise.
17033 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
17035 PR tree-optimization/40026
17036 * gimplify.c (gimplify_init_constructor): Change initial conditional
17037 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
17038 optimize_compound_literals_in_ctor.
17040 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
17042 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
17044 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
17046 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
17048 * tree-vect-data-refs.c (vect_analyze_group_access): Use
17049 HOST_WIDE_INT for gap.
17051 2009-05-11 Ira Rosen <irar@il.ibm.com>
17053 PR tree-optimization/40074
17054 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
17055 account in group size and step comparison.
17057 2009-05-11 Richard Guenther <rguenther@suse.de>
17059 * passes.c (init_optimization_passes): Strip now incorrect comment.
17060 (execute_function_todo): Do not set PROP_alias.
17061 * tree-pass.h (PROP_alias): Remove.
17062 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
17063 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
17064 * tree-nrv.c (pass_return_slot): Likewise.
17065 * tree-object-size.c (pass_object_sizes): Likewise.
17066 * tree-ssa-dom.c (pass_dominator): Likewise.
17067 (pass_phi_only_cprop): Likewise.
17068 * tree-ssa-dse.c (pass_dse): Likewise.
17069 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
17070 (pass_cselim): Likewise.
17071 * tree-ssa-pre.c (pass_pre): Likewise.
17072 (pass_fre): Likewise.
17073 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
17074 * tree-ssa-sink.c (pass_sink_code): Likewise.
17075 * tree-stdarg.c (pass_stdarg): Likewise.
17076 * tree-tailcall.c (pass_tail_calls): Likewise.
17077 * tree-vrp.c (pass_vrp): Likewise.
17079 2009-05-10 Ian Lance Taylor <iant@google.com>
17081 * basic-block.h (enum profile_status): Break out of struct
17082 control_flow_graph.
17083 * cgraph.h (struct inline_summary): Break out of struct
17085 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
17086 of struct cgraph_order_sort.
17087 * combine.c (enum undo_kind): New enum, broken out of struct undo.
17088 * cse.c (struct branch_path): Break out of struct
17089 cse_basic_block_data.
17090 * except.h (enum eh_region_type): Break out of struct eh_region.
17091 * gcc.c (enum add_del): Break out of struct modify_target.
17092 * genrecog.c (enum decision_type): Break out of struct decision_test.
17093 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
17095 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
17096 * regmove.c (enum match_use): New enum, broken out of struct match.
17097 * sched-int.h (enum post_call_group): New enum, broken out of
17099 (struct deps_reg): Break out of struct deps.
17100 * target.h (struct asm_int_op): Break out of struct gcc_target.
17101 * tree-eh.c (struct goto_queue_node): Break out of struct
17103 * tree-inline.h (enum copy_body_cge_which): Break out of
17105 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
17107 * c-decl.c (in_struct, struct_types): New static variables.
17108 (pushtag): Add loc parameter. Change all callers.
17109 (lookup_tag): Add ploc parameter. Change all callers.
17110 (check_compound_literal_type): New function.
17111 (parser_xref_tag): Add loc parameter. Change all callers. If
17112 -Wc++-compat, warn about struct/union/enum types defined within a
17114 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
17115 and loc parameters. Change all callers. Change error calls to
17116 error_at, using loc. For a redefinition, if the location of the
17117 original definition is known, report it. Set in_struct and
17118 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
17119 (finish_struct): Add new parameters enclosing_in_struct and
17120 enclosing_struct_types. Change all callers. Set
17121 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
17122 in the struct. If in a struct, add this struct to struct_types.
17123 (start_enum): Add loc parameter. Change all callers. Use
17124 error_at for errors, using loc. For a redefinition, if the
17125 location of the original definition is known, report it. If in a
17126 struct, add this enum type to struct_types. If -Wc++-compat warn
17127 if in sizeof, typeof, or alignof.
17128 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
17129 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
17130 (c_parser_enum_specifier): Get enum location for start_enum.
17131 (c_parser_struct_or_union_specifier): Get struct location for
17132 start_struct. Save in_struct and struct_types status between
17133 start_struct and finish_struct.
17134 (c_parser_cast_expression): Get location of cast.
17135 (c_parser_alignof_expression): Get location of type.
17136 (c_parser_postfix_expression): Likewise.
17137 (c_parser_postfix_expression_after_paren_type): Add type_loc
17138 parameter. Change all callers. Call check_compound_literal_type.
17139 Use type_loc for error about variable size type.
17140 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
17141 of an enum constant from an enum type defined in a struct or union.
17142 (c_cast_expr): Add loc parameter. Change all callers. If
17143 -Wc++-compat, warn about defining a type in a cast.
17144 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
17145 (start_enum, start_struct, finish_struct): Update declarations.
17146 (parser_xref_tag, c_cast_expr): Update declarations.
17147 (check_compound_literal_type): Declare.
17149 2009-05-11 Ben Elliston <bje@au.ibm.com>
17151 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
17152 for recent libcpp interface change.
17153 (rs6000_macro_to_expand): Likewise.
17155 2009-05-10 Michael Matz <matz@suse.de>
17158 * config/arm/arm.c (require_pic_register): Emit on entry edge,
17159 not at entry of function.
17161 2009-05-10 Richard Guenther <rguenther@suse.de>
17163 PR tree-optimization/40081
17165 * tree-sra.c (instantiate_element): Instantiate scalar replacements
17166 using the main variant of the element type. Do not fiddle with
17167 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
17169 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
17170 structs with volatile fields.
17172 2009-05-10 Jan Hubicka <jh@suse.cz>
17174 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
17175 (estimate_move_cost): Assert that it does not get called for
17177 (estimate_num_insns): Skip VOID types in argument handling.
17178 (optimize_inline_calls): Delete unreachable blocks and verify that
17179 callgraph is valid.
17181 2009-05-10 Jan Hubicka <jh@suse.cz>
17183 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
17184 * cgraph.c (cgraph_mark_address_taken_node): New function.
17185 (dump_cgraph_node): Dump new flag.
17186 * cgraph.h (struct cgraph_node): Add address_taken.
17187 (cgraph_mark_address_taken_node): New function.
17188 * ipa.c (cgraph_postorder): Prioritize functions with address taken
17189 since new direct calls can be born.
17191 2009-05-10 Joseph Myers <joseph@codesourcery.com>
17193 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
17194 tok->val.node.node.
17196 2009-05-10 Jan Hubicka <jh@suse.cz>
17198 PR middle-end/40084
17199 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
17201 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
17202 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
17203 * tree-inline.c (copy_bb): Set frequency correctly.
17204 (fold_marked_statements): Update call to
17205 cgraph_update_edges_for_call_stmt.
17207 2009-05-10 Joseph Myers <joseph@codesourcery.com>
17209 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
17210 identifiers in diagnostics.
17211 * config/arm/arm.c (arm_handle_fndecl_attribute,
17212 arm_handle_isr_attribute): Likewise.
17213 * config/avr/avr.c (avr_handle_progmem_attribute,
17214 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
17215 * config/bfin/bfin.c (handle_int_attribute,
17216 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
17217 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
17218 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
17220 * config/darwin.c (darwin_handle_kext_attribute,
17221 darwin_handle_weak_import_attribute): Likewise.
17222 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
17223 h8300_handle_eightbit_data_attribute,
17224 h8300_handle_tiny_data_attribute): Likewise.
17225 * config/i386/i386.c (ix86_handle_cconv_attribute,
17226 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
17227 * config/i386/winnt.c (ix86_handle_shared_attribute,
17228 ix86_handle_selectany_attribute): Likewise.
17229 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
17230 * config/m32c/m32c.c (function_vector_handler): Likewise.
17231 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
17232 m68hc11_handle_fntype_attribute): Likewise.
17233 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
17234 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
17235 * config/mips/mips.c (mips_insert_attributes,
17236 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
17237 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
17238 rs6000_handle_struct_attribute): Likewise.
17239 * config/sh/sh.c (sh_insert_attributes,
17240 sh_handle_resbank_handler_attribute,
17241 sh_handle_interrupt_handler_attribute,
17242 sh2a_handle_function_vector_handler_attribute,
17243 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
17245 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
17246 * config/spu/spu.c (spu_handle_fndecl_attribute,
17247 spu_handle_vector_attribute): Likewise.
17248 * config/stormy16/stormy16.c
17249 (xstormy16_handle_interrupt_attribute): Likewise.
17250 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
17251 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
17253 2009-05-10 Joseph Myers <joseph@codesourcery.com>
17255 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
17256 (pp_translate_identifiers): New.
17257 (pp_identifier): Only conditionally translate identifier to locale
17259 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
17260 (pp_base_tree_identifier): Only conditionally translate identifier
17261 to locale character set.
17262 * c-pretty-print.c (M_): Define.
17263 (pp_c_type_specifier, pp_c_primary_expression): Mark English
17264 fragments for conditional translation with M_.
17265 * tree-pretty-print.c (maybe_init_pretty_print): Disable
17266 identifier translation.
17268 2009-05-10 Richard Guenther <rguenther@suse.de>
17270 PR tree-optimization/40081
17271 * tree-sra.c (instantiate_element): Instantiate scalar replacements
17272 using the main variant of the element type. Do not fiddle with
17273 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
17275 2009-05-09 Jan Hubicka <jh@suse.cz>
17277 PR middle-end/40080
17278 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
17279 indirect calls; verify cgraph afterwards.
17281 2009-05-09 Jan Hubicka <jh@suse.cz>
17284 * ipa.c (update_inlined_to_pointer): New function.
17285 (cgraph_remove_unreachable_nodes): Use it.
17287 2009-05-09 Jan Hubicka <jh@suse.cz>
17289 * tree-eh.c (struct leh_state): Remove prev_try.
17290 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
17291 not track prev_try.
17292 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
17293 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
17294 remove_eh_handler_and_replace, foreach_reachable_handler,
17295 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
17296 * except.h (struct eh_region): Remove eh_region_u_cleanup.
17297 (gen_eh_region_cleanup): Update prototype.
17299 2009-05-09 Jan Hubicka <jh@suse.cz>
17301 PR middle-end/40043
17302 * except.c (copy_eh_region): Always set prev_try.
17303 (redirect_eh_edge_to_label): Find outer try.
17304 (foreach_reachable_handler): When looking for prev try
17305 handle case where previous try is not going to be taken.
17307 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
17309 PR tree-optimization/40049
17310 * tree-vect-stmts.c (vectorizable_operation): If the machine has
17311 only vector/vector shifts, convert the type of the constant to the
17312 appropriate type to avoid building incorrect trees, which
17313 eventually have problems with garbage collection.
17315 2009-05-08 Joseph Myers <joseph@codesourcery.com>
17317 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
17318 -1 for complex floating-point types if honoring signed zeros.
17320 2009-05-08 Jan Hubicka <jh@suse.cz>
17322 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
17323 argument; handle correctly when profile is absent.
17324 (build_cgraph_edges): Update.
17325 (rebuild_cgraph_edges): Update.
17326 * cgraph.c: Do not include varray.h.
17327 (cgraph_set_call_stmt_including_clones): New function.
17328 (cgraph_create_edge_including_clones): Likewise
17329 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
17330 (cgraph_update_edges_for_call_stmt): Handle clones.
17331 (cgraph_remove_node): Handle clone tree.
17332 (cgraph_remove_node_and_inline_clones): New function.
17333 (dump_cgraph_node): Dump clone tree.
17334 (cgraph_clone_node): Handle clone tree.
17335 (clone_function_name): Bring here from tree-inline.c.
17336 (cgraph_create_virtual_clone): New function.
17337 * cgraph.h (ipa_replace_map): Move here from ipa.h.
17338 (cgraph_clone_info): New function.
17339 (strut cgraph_node): Add clone_info and new clone tree pointers.
17340 (cgraph_remove_node_and_inline_clones,
17341 cgraph_set_call_stmt_including_clones,
17342 cgraph_create_edge_including_clones,
17343 cgraph_create_virtual_clone): Declare.
17344 (cgraph_function_versioning): Use VEC argument.
17345 (compute_call_stmt_bb_frequency): Update prototype.
17346 (cgraph_materialize_all_clones): New function.
17347 * ipa-cp.c (ipcp_update_cloned_node): Remove.
17348 (ipcp_create_replace_map): Update to VECtors.
17349 (ipcp_update_callgraph): Use virtual clones.
17350 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
17351 (ipcp_update_profiling): Do not update local profiling.
17352 (ipcp_insert_stage): Use VECtors and virtual clones.
17353 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
17354 (clone_of_p): New function.
17355 (cgraph_preserve_function_body_p): Use clone tree.
17356 (cgraph_optimize): Materialize clones.
17357 (cgraph_function_versioning): Update for VECtors.
17358 (save_inline_function_body): Use clone tree.
17359 (cgraph_materialize_clone): New function.
17360 (cgraph_materialize_all_clones): Likewise.
17361 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
17362 * ipa.c: Include gimple.h.
17363 (cgraph_remove_unreachable_nodes): Use clone tree.
17364 * ipa-prop.c (ipa_note_param_call): Update call to
17365 compute_call_stmt_bb_frequencycall.
17366 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
17367 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
17368 (copy_bb): Handle updating of clone tree; add new edge when new call
17370 (expand_call_inline): Be strict about every call having edge.
17371 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
17372 (delete_unreachable_blocks_update_callgraph): New function.
17373 (tree_function_versioning): Use VECtors; always remove unreachable
17374 blocks and fold conditionals.
17375 * tree-inline.h: Do not include varray.h.
17376 (tree_function_versioning): Remove.
17377 * Makefile.in (GTFILES): Remove tree-inline.c
17378 * passes.c (do_per_function): Do only functions having body.
17379 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
17382 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
17383 Andrew Morrow <acm@google.com>
17386 * c-common.c (c_common_attribute_table): Permit deprecated
17387 attribute to take an optional argument.
17388 (handle_deprecated_attribute): If the optional argument to
17389 __attribute__((deprecated)) is not a string ignore the attribute
17390 and emit a warning.
17392 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
17393 * c-typeck.c (build_component_ref): Likewise.
17394 (build_external_ref): Likewise.
17396 * toplev.c (warn_deprecated_use): Add an attribute argument.
17397 Emit the message associated with __attribute__((deprecated)).
17399 * toplev.h (warn_deprecated_use): Updated.
17401 * doc/extend.texi: Document new optional parameter to
17402 __attribute__((deprecated))
17404 2009-05-08 Michael Eager <eager@eagercon.com>
17406 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
17407 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
17409 2009-05-08 Richard Guenther <rguenther@suse.de>
17411 PR tree-optimization/40062
17412 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
17413 Avoid exponential behavior.
17415 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
17417 PR rtl-optimization/33928
17419 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
17420 process_uses, build_single_def_use_links): New.
17421 (update_df): Update use_def_ref.
17422 (forward_propagate_into): Use get_def_for_use instead of use-def
17424 (fwprop_init): Call build_single_def_use_links and let it initialize
17426 (fwprop_done): Free use_def_ref.
17427 (fwprop_addr): Eliminate duplicate call to df_set_flags.
17428 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
17429 df_rd_simulate_one_insn): New.
17430 (df_rd_bb_local_compute_process_def): Update head comment.
17431 (df_chain_create_bb): Use the new RD simulation functions.
17432 * df.h (df_rd_simulate_artificial_defs_at_top,
17433 df_rd_simulate_one_insn): New.
17434 * opts.c (decode_options): Enable fwprop at -O1.
17435 * doc/invoke.texi (-fforward-propagate): Document this.
17437 2009-05-08 Joseph Myers <joseph@codesourcery.com>
17440 * c-typeck.c (build_binary_op): Handle arithmetic between one real
17441 and one complex operand specially.
17442 * tree-complex.c (some_nonzerop): Do not identify a real value as
17443 zero if flag_signed_zeros.
17445 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
17447 PR rtl-optimization/33928
17448 * loop-invariant.c (record_use): Fix && vs. || mishap.
17450 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
17452 PR rtl-optimization/33928
17453 * loop-invariant.c (struct use): Add addr_use_p.
17454 (struct def): Add n_addr_uses.
17455 (struct invariant): Add cheap_address.
17456 (create_new_invariant): Set cheap_address.
17457 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
17458 (record_uses): Pass df_ref to record_use.
17459 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
17462 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
17464 * config/sh/sh.c: Do not include c-pragma.h.
17466 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
17468 * config/spu/spu.c: Remove include of c-common.h.
17470 2009-05-07 Janis Johnson <janis187@us.ibm.com>
17473 * c-common.h (mark_valid_location_for_stdc_pragma,
17474 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
17475 clear_float_const_decimal64, float_const_decimal64_p): New.
17476 * c.opt (Wunsuffixed-float-constants): New.
17477 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
17478 unsuffixed float constant, handle new warning.
17479 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
17480 * c-decl.c (c_scope): New flag float_const_decimal64.
17481 (set_float_const_decimal64, clear_float_const_decimal64,
17482 float_const_decimal64_p): New.
17483 (push_scope): Set new flag.
17484 * c-parser.c (c_parser_translation_unit): Mark when it's valid
17485 to use STDC pragmas.
17486 (c_parser_external_declaration): Ditto.
17487 (c_parser_compound_statement_nostart): Ditto.
17488 * c-pragma.c (valid_location_for_stdc_pragma,
17489 mark_valid_location_for_stdc_pragma,
17490 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
17491 handle_pragma_float_const_decimal64): New.
17492 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
17493 * cp/semantics.c (valid_location_for_stdc_pragma_p,
17494 set_float_const_decimal64, clear_float_const_decimal64,
17495 float_const_decimal64_p): New dummy functions.
17496 * doc/extend.texi (Decimal Float): Remove statement that the
17497 pragma, and suffix for double constants, are not supported.
17498 * doc/invoke.texi (Warning Options): List new option.
17499 (-Wunsuffixed-float-constants): New.
17501 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
17503 * config/i386/i386.c: Do not include c-common.h.
17505 2009-05-07 Mark Heffernan <meheff@google.com>
17507 * doc/invoke.texi (Debugging Options): Document change of debugging
17509 * opts.c (decode_options): Make dump_base_name relative to
17510 aux_base_name directory.
17512 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
17514 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
17515 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
17517 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
17519 * Makefile.in (install-plugin): Simplify a bit.
17521 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
17523 * Makefile.in (OBJS-common): Add regcprop.o.
17525 * timevar.def (TV_CPROP_REGISTERS): New.
17526 * regrename.c (regrename_optimize): Return 0.
17527 (rest_of_handle_regrename): Delete.
17528 (pass_rename_registers): Point to regrename_optimize.
17529 (struct value_data_entry, struct value_data,
17530 kill_value_one_regno, kill_value_regno, kill_value,
17531 set_value_regno, init_value_data, kill_clobbered_value,
17532 kill_set_value, kill_autoinc_value, copy_value,
17533 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
17534 replace_oldest_value_reg, replace_oldest_value_addr,
17535 replace_oldest_value_mem, copyprop_hardreg_forward_1,
17536 debug_value_data, validate_value_data): Move...
17537 * regcprop.c: ... here.
17538 (rest_of_handle_cprop): Delete.
17539 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
17541 2009-05-07 Jakub Jelinek <jakub@redhat.com>
17543 PR middle-end/40057
17544 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
17545 GEN_INT for 1 << bitnum.
17546 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
17547 build_int_cst_type.
17549 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
17551 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
17552 Remove wrong description of "nand" operation.
17554 2009-05-06 Richard Guenther <rguenther@suse.de>
17555 Adam Nemet <anemet@caviumnetworks.com>
17557 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
17558 comment. Add that if LHS is not a gimple register, then RHS1 has
17559 to be a single object (GIMPLE_SINGLE_RHS).
17561 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
17563 * expr.c (get_def_for_expr): Move it up in the file.
17564 (store_field): When expanding a bit-field store, look at the
17565 defining gimple stmt for the masking conversion.
17567 2009-05-06 Janis Johnson <janis187@us.ibm.com>
17569 PR middle-end/39986
17570 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
17571 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
17572 32-bit memcpy into long.
17574 2009-05-06 Jakub Jelinek <jakub@redhat.com>
17576 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
17577 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
17579 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
17580 instead of appending DW_OP_deref*.
17582 2009-05-06 Michael Matz <matz@suse.de>
17584 PR middle-end/40021
17585 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
17586 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
17588 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
17590 * Makefile.in (install-plugin): Fix srcdir handling.
17592 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
17594 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
17595 when processing for not_regs_needed bitmap.
17596 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
17597 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
17598 handling it for rhs.
17600 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
17602 * config/i386/i386.md (unnamed inc/dec peephole): Use
17603 optimize_insn_for_size_p instead of optimize_size.
17604 * config/i386/predicates.md (incdec_operand): Likewise.
17605 (aligned_operand): Likewise.
17606 * config/i386/sse.md (divv8sf3): Likewise.
17607 (sqrtv8sf2): Likewise.
17609 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
17611 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
17613 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
17615 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
17617 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
17618 ssemodesuffixf2c with avxmodesuffixf2c.
17620 2009-05-06 Joseph Myers <joseph@codesourcery.com>
17623 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
17625 2009-05-05 Jakub Jelinek <jakub@redhat.com>
17627 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
17628 (struct tree_base): Adjust spacing for 8 bit boundaries.
17629 (struct tree_decl_common): Add decl_by_reference_flag bit.
17630 (DECL_BY_REFERENCE): Adjust.
17631 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
17632 print DECL_BY_REFERENCE bit.
17633 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
17634 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
17635 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
17636 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
17639 PR middle-end/39666
17640 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
17641 range of the type, but default label is missing, add it with one
17642 of the existing labels instead of adding a new label for it.
17644 2009-05-05 Joseph Myers <joseph@codesourcery.com>
17648 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
17650 * Makefile.in (enable_plugin, plugin_includedir): New.
17651 (install): Depend on install-plugin.
17652 (PLUGIN_HEADERS): New.
17653 (install-plugin): New.
17654 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
17656 2009-05-05 Richard Guenther <rguenther@suse.de>
17658 PR tree-optimization/40022
17659 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
17661 (phivn_valid_p): Fix tuplification error, simplify.
17662 (phiprop_insert_phi): Add dumps.
17663 (propagate_with_phi): Simplify.
17665 2009-05-05 Richard Guenther <rguenther@suse.de>
17667 PR middle-end/40023
17668 * builtins.c (gimplify_va_arg_expr): Properly build the address.
17670 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
17672 * tree.h (strip_float_extensions): Remove duplicate declaration.
17673 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
17674 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
17675 block_ultimate_origin): Rearrange the declarations line to match the
17676 comment that indicates the .c file which the functions are defined.
17677 (dwarf2out_*, set_decl_rtl): Add comment.
17678 (get_base_address): Adjust comment.
17679 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
17680 declarations line and add comment.
17681 (is_builtin_name): Add blank after function name, for clarity.
17683 2009-05-04 Joseph Myers <joseph@codesourcery.com>
17685 * attribs.c (decl_attributes): Use %qE for identifiers in
17687 * cgraphunit.c (verify_cgraph_node): Translate function names to
17688 locale character set in diagnostics.
17689 * coverage.c (get_coverage_counts): Use %qE for identifiers in
17691 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
17692 Document that functions are named in UTF-8.
17693 * expr.c (expand_expr_real_1): Translate function names to locale
17694 character set in diagnostics.
17695 * gimplify.c (omp_notice_variable, omp_is_private,
17696 gimplify_scan_omp_clauses): Use %qE for identifiers in
17698 * langhooks.c (lhd_print_error_function): Translate function names
17699 to locale character set.
17700 * langhooks.h (decl_printable_name): Document that return value is
17701 in internal character set.
17702 * stmt.c: Include pretty-print.h
17703 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
17705 (resolve_operand_name_1): Translate named operand name to locale
17707 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
17709 * toplev.c (announce_function): Translate function names to locale
17711 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
17712 (default_tree_printer): Use pp_identifier or translate identifiers
17713 to locale character set. Mark "<anonymous>" for translation.
17714 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
17715 for identifiers in diagnostics.
17716 * tree.c (handle_dll_attribute): Use %qE for identifiers in
17718 * varasm.c (output_constructor): Use %qE for identifiers in
17721 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
17723 * configure.ac: use ` ` instead of $()
17724 * configure: Regenerate.
17726 2009-05-05 Ben Elliston <bje@au.ibm.com>
17728 * config/pa/linux-atomic.c: Eliminate conditional include of
17729 errno.h on non-LP64 systems to simplify build requirements.
17731 2009-05-04 Joseph Myers <joseph@codesourcery.com>
17733 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
17735 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
17736 and pass value to identifier_to_locale.
17737 (warn_variable_length_array): Make name a tree.
17738 (grokdeclarator): Separate diagnostic texts for named and unnamed
17739 declarators. Use %qE for named declarators.
17740 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
17742 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
17743 identifiers in diagnostics.
17744 * c-typeck.c (push_member_name, start_init): Pass identifiers to
17745 identifier_to_locale. Mark "anonymous" strings for translation.
17747 2009-05-04 Michael Eager <eager@eagercon.com>
17749 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
17750 address for DImode/DFmode only if double-precision FP regs.
17752 2009-05-04 Michael Eager <eager@eagercon.com>
17754 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
17755 TARGET_SINGLE_FLOAT check.
17757 2009-05-04 Michael Eager <eager@eagercon.com>
17759 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
17761 2009-05-04 Michael Eager <eager@eagercon.com>
17763 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
17764 * config/rs6000/t-xilinx: New
17766 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
17768 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
17769 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
17770 * gcc/explow.c (memory_address): Use target hook.
17771 * gcc/targhooks.c (default_legitimize_address): New.
17772 * gcc/targhooks.h (default_legitimize_address): New.
17773 * gcc/target.h (legitimize_address): New.
17774 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
17775 (TARGET_INITIALIZER): Include it.
17776 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
17778 * config/bfin/bfin-protos.h (legitimize_address): Remove.
17779 * config/bfin/bfin.c (legitimize_address): Remove.
17780 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
17781 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
17783 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
17784 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
17786 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
17787 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
17788 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
17789 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
17790 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
17791 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
17792 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
17793 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
17794 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
17795 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
17796 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
17797 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
17798 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
17799 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
17800 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
17801 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
17802 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
17803 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
17804 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
17805 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
17806 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
17807 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
17808 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
17810 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
17811 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
17812 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
17813 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
17814 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
17815 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
17816 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
17817 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
17818 (thumb_legitimize_address): Delete.
17819 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
17820 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
17821 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
17822 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
17823 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
17824 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
17826 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
17829 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
17830 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
17831 * config/m32r/m32r.c (m32r_legitimize_address): New.
17832 * config/m68k/m68k.c (m68k_legitimize_address): New.
17833 * config/score/score.c (score_legitimize_address): Standardize.
17834 * config/score/score3.c (score3_legitimize_address): Standardize.
17835 * config/score/score3.h (score3_legitimize_address): Adjust.
17836 * config/score/score7.c (score7_legitimize_address): Standardize.
17837 * config/score/score7.h (score7_legitimize_address): Adjust.
17838 * config/sh/sh.c (sh_legitimize_address): New.
17839 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
17841 * gcc/config/s390/s390.c (legitimize_address): Rename to...
17842 (s390_legitimize_address): ... this.
17843 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
17844 (sparc_legitimize_address): ... this.
17845 * gcc/config/i386/i386.c (legitimize_address): Rename to...
17846 (ix86_legitimize_address): ... this.
17847 * gcc/config/avr/avr.c (legitimize_address): Rename to...
17848 (avr_legitimize_address): ... this.
17849 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
17850 (mn10300_legitimize_address): ... this.
17851 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
17852 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
17853 (alpha_expand_mov): Adjust call.
17855 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
17856 * config/spu/spu.c (spu_legitimize_address): Likewise.
17857 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
17858 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
17860 2009-05-04 Joseph Myers <joseph@codesourcery.com>
17862 * intl.c (locale_encoding, locale_utf8): New.
17863 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
17864 * intl.h (locale_encoding, locale_utf8): Declare.
17865 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
17866 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
17868 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
17870 (pp_tree_identifier): Define to call pp_base_tree_identifier.
17871 (pp_base_tree_identifier): Declare as function.
17872 (identifier_to_locale): Declare.
17873 * Makefile.in (pretty-print.o): Update dependencies.
17874 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
17876 2009-05-04 Richard Guenther <rguenther@suse.de>
17878 PR middle-end/40015
17879 * builtins.c (fold_builtin_memory_op): Do not decay to element
17880 type if the size matches the whole array.
17882 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
17884 * expmed.c (synth_mult): When trying out a shift, pass the result
17887 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
17889 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
17890 (shiftsub1_cost): New.
17891 (init_expmed): Compute shiftsub1_cost.
17892 (synth_mult): Optimize multiplications by constants of the form
17893 -(2^^m-1) for some constant positive integer m.
17895 2009-05-03 Richard Guenther <rguenther@suse.de>
17898 * c-typeck.c (array_to_pointer_conversion): Do not built
17899 ADDR_EXPRs of arrays of pointer-to-element type.
17900 * c-gimplify.c (c_gimplify_expr): Revert change fixing
17901 up wrong ADDR_EXPRs after-the-fact.
17902 * c-common.c (strict_aliasing_warning): Strip pointer
17903 conversions for obtaining the original type.
17904 * builtins.c (fold_builtin_memset): Handle array types.
17905 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
17908 2009-05-03 Richard Guenther <rguenther@suse.de>
17910 PR middle-end/23329
17911 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
17912 Do not lose casts from array types with unknown extent to array
17913 types with known extent.
17914 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
17915 alias set compatibility.
17917 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
17919 * flags.h (extra_warnings): Delete.
17920 * toplev.c (process_options): Handle Wuninitialized here.
17921 * opts.c (extra_warnings): Delete.
17922 (set_Wextra): Delete.
17923 (common_handle_option): -Wextra can be handled automatically.
17924 * c-opts.c (c_common_handle_option): Delete obsolete code.
17925 (c_common_post_options): Simplify comment.
17926 * common.opt (W): Add Var.
17928 (Wuninitialized): Initialize to -1.
17930 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
17931 Richard Guenther <rguenther@suse.de>
17933 * expr.c (get_def_for_expr): New function.
17934 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
17935 SSA rather than trees.
17936 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
17937 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
17939 2009-05-03 Joseph Myers <joseph@codesourcery.com>
17941 * c-common.c (reswords): Add _Imaginary.
17942 * c-common.c (enum rid): Add RID_IMAGINARY.
17944 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
17946 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
17947 Patch by Richard Guenther.
17949 2009-05-03 Anatoly Sokolov <aesok@post.ru>
17951 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
17952 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
17953 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
17954 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
17955 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
17956 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
17957 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
17958 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
17959 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
17960 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
17961 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
17962 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
17963 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
17964 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
17965 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
17966 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
17967 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
17968 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
17970 2009-05-02 Richard Guenther <rguenther@suse.de>
17972 PR tree-optimization/39940
17973 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
17976 2009-05-02 Richard Guenther <rguenther@suse.de>
17978 PR middle-end/40001
17979 * tree-ssa.c (execute_update_addresses_taken): Properly check
17980 if we can mark a variable DECL_GIMPLE_REG_P.
17981 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
17982 back to the end of the function.
17983 (is_gimple_reg_type): Remove complex type special casing.
17984 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
17987 2009-05-02 Ben Elliston <bje@au.ibm.com>
17989 * doc/collect2.texi (Collect2): Document search path behaviour
17990 when configured with --with-ld.
17992 2009-05-02 Jan Hubicka <jh@suse.cz>
17994 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
17995 parameter; update callers.
17996 (coalesce_cost_edge): EH edges are costier because they needs
17997 splitting even if not critical and even more costier when there are
17998 multiple EH predecestors.
18000 2009-05-02 Jan Hubicka <jh@suse.cz>
18002 * except.c (remove_eh_handler_and_replace): Handle updating after
18003 removing TRY blocks.
18005 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
18007 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
18009 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
18011 * varasm.c: Do not include c-pragma.h.
18012 * attribs.c: Do not incude c-common.h.
18014 2009-05-01 Michael Matz <matz@suse.de>
18016 * calls.c (initialize_argument_information): Handle SSA names like
18017 decls with a non MEM_P DECL_RTL.
18019 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
18021 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
18022 * ipa-utils.c: Likewise.
18023 * ipa-type-escape.c: Likewise.
18024 * cgraphunit.c Do not include c-common.h.
18025 * ipa-pure-const.c: Likewise.
18026 * tree-if-conv.c: Likewise.
18027 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
18028 * ipa-struct-reorg.c: Likewise.
18029 * tree-nomudflap.c: Likewise.
18030 * tree-ssa-structalias.c: Likewise.
18032 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
18034 * store-motion.c: Many cleanups to make this pass a first-class
18035 citizen instead of an appendix to gcse load motion. Add TODO list
18036 to make this pass faster/cleaner/better.
18038 (struct ls_expr): Post gcse.c-split cleanups.
18039 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
18040 "stores" field to "avail_stores".
18041 (pre_ldst_mems): Rename to store_motion_mems.
18042 (pre_ldst_table): Rename to store_motion_mems_table.
18043 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
18044 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
18045 (ldst_entry): Rename to st_expr_entry, update users.
18046 (free_ldst_entry): Rename to free_st_expr_entry, update users.
18047 (free_ldst_mems): Rename to free_store_motion_mems, update users.
18048 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
18050 (first_ls_expr): Rename to first_st_expr, update users.
18051 (next_ls_expr): Rename to next_st_expr, update users.
18052 (print_ldst_list): Rename to print_store_motion_mems. Print names of
18053 fields properly for store motion instead of names inherited from load
18055 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
18056 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
18059 (ae_kill): Rename to st_kill, update users.
18060 (ae_gen): Rename to st_avloc, update users.
18061 (transp): Rename to st_transp, update users.
18062 (pre_insert_map): Rename to st_insert_map, update users.
18063 (pre_delete_map): Rename to st_delete_map, update users.
18064 (insert_store, build_store_vectors, free_store_memory,
18065 one_store_motion_pass): Update for abovementioned changes.
18067 (gcse_subst_count, gcse_create_count): Remove.
18068 (one_store_motion_pass): New statistics counters "n_stores_deleted"
18069 and "n_stores_created", local variables.
18071 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
18074 (regvec, compute_store_table_current_insn): Remove.
18075 (reg_set_info, reg_clear_last_set): Remove.
18076 (compute_store_table): Use DF caches instead of local dataflow
18079 2009-05-01 Joseph Myers <joseph@codesourcery.com>
18081 * c-objc-common.c (c_tree_printer): Print identifiers with
18082 pp_identifier, not pp_string. Mark "({anonymous})" for
18084 * c-pretty-print.c (pp_c_ws_string): New.
18085 (pp_c_cv_qualifier, pp_c_type_specifier,
18086 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
18087 pp_c_storage_class_specifier, pp_c_function_specifier,
18088 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
18089 pp_c_primary_expression, pp_c_postfix_expression,
18090 pp_c_unary_expression, pp_c_shift_expression,
18091 pp_c_relational_expression, pp_c_equality_expression,
18092 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
18093 use pp_string and pp_c_ws_string in place of pp_identifier and
18094 pp_c_identifier for non-identifiers. Mark English strings for
18096 * c-pretty-print.h (pp_c_ws_string): Declare.
18098 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
18099 Roland McGrath <roland@redhat.com>
18101 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
18102 (ENABLE_LD_BUILDID): New configuration option.
18103 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
18104 (LINK_BUILDID_SPEC): New macro.
18105 (init_spec): If defined, prepend it between LINK_EH_SPEC and
18107 * doc/install.texi: Document --enable-linker-build-id option.
18108 * configure: Rebuild.
18109 * config.in: Rebuild.
18111 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
18113 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
18114 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
18115 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
18116 MIPS_GP_SAVE_AREA_SIZE.
18117 * config/mips/mips.c (struct mips_frame_info): Update comment
18118 before arg_pointer_offset and hard_frame_pointer_offset.
18119 (mips_compute_frame_info): Update diagram before function: to
18120 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
18121 indicate the position of frame_pointer_rtx with -fstack-protector and
18122 to show args_size. Don't allocate cprestore area for leaf functions
18123 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
18125 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
18127 2009-04-30 Michael Matz <matz@suse.de>
18129 PR tree-optimization/39955
18130 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
18132 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
18134 * ira.c (setup_cover_and_important_classes): Use safe macro
18135 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
18137 * genpreds.c (write_tm_preds_h): Output suitable definition of
18138 REG_CLASS_FOR_CONSTRAINT.
18140 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
18142 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
18144 * bitmap.c (bitmap_descriptor): Likewise.
18145 * ggc-common.c (loc_descriptor): Likewise.
18146 * varray.c (varray_descriptor): Likewise.
18147 * vec.c (vec_descriptor): Likewise.
18149 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
18151 * Makefile.in (dce.o): Add $(EXCEPT_H).
18152 * dce.c: Include except.h and delete redundant vector definitions.
18153 (deletable_insn_p): Return false for non-call insns that can throw
18156 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
18158 * gcse.c (ae_gen): Remove.
18159 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
18160 and make non-static function to make it available in store-motion.c.
18161 Update call sites with search-and-replace.
18162 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
18163 extract_mentioned_regs, extract_mentioned_regs_helper,
18164 find_moveable_store, compute_store_table, load_kills_store, find_loads,
18165 store_killed_in_insn, store_killed_after, store_killed_before,
18166 build_store_vectors, insert_insn_start_basic_block, insert-store,
18167 remove_reachable_equiv_notes, replace_store_insn, delete_store,
18168 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
18169 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
18170 * store-motion.c: ...new file. Also copy data structures from gcse.c
18171 and clean up to remove parts not used by store motion.
18172 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
18173 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
18175 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18178 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
18179 when optimizing for size.
18181 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
18183 * gcse.c (gcse_constant_p): Fix typo in last change.
18185 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
18187 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
18189 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
18191 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
18193 2009-04-29 James E. Wilson <wilson@codesourcery.com>
18195 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
18196 CONST_HIGH_PART result.
18198 2009-04-29 Anatoly Sokolov <aesok@post.ru>
18200 * config/avr/avr.c (initial_elimination_offset): Rename to
18201 avr_initial_elimination_offset.
18202 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
18203 change return type to bool.
18204 (avr_can_eliminate): New function.
18205 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
18206 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
18207 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
18208 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
18209 avr_initial_elimination_offset.
18210 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
18211 (avr_initial_elimination_offset): Define.
18213 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
18214 Steven Bosscher <steven@gcc.gnu.org>
18216 PR rtl-optimization/39938
18217 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
18218 * cfgrtl.c: Include insn-attr.h.
18219 (rest_of_pass_free_cfg): New function.
18220 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
18221 * resource.c (init_resource_info): Remove call to df_analyze.
18223 2009-04-29 Richard Guenther <rguenther@suse.de>
18226 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
18227 allow conversion to signed integers.
18229 2009-04-29 Richard Guenther <rguenther@suse.de>
18231 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
18232 shifts of floating point vectors if the shift amount is
18233 a constant multiple of the element size.
18235 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
18236 Michael Matz <matz@suse.de>
18238 PR middle-end/39927
18240 * tree-outof-ssa.c (emit_partition_copy): New function.
18241 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
18242 insert_part_to_rtx_on_edge): Perform the partition base var
18243 copy using emit_partition_copy.
18244 (insert_value_copy_on_edge): Convert constants to the right mode.
18245 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
18246 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
18248 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18250 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
18251 scan backwards to try to find a constant to initialize it.
18253 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
18254 insn before the loop_end instruction, don't look past labels.
18256 2009-04-29 Richard Guenther <rguenther@suse.de>
18258 PR middle-end/39937
18259 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
18260 loose type conversions.
18261 (forward_propagate_addr_expr): Fix tuplification bug. Remove
18262 stmts only if there are no uses of its definition.
18264 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18266 * config/bfin/bfin.h (splitting_loops): Declare.
18267 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
18268 Reorder bit definitions to be ascending.
18269 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
18270 * config/bfin/bfin.c (splitting_loops): New variable.
18271 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
18272 (struct loop_info): Remove members INIT and LOOP_INIT.
18273 (bfin_optimize_loop): Don't set them. Reorder the code that generates
18274 the LSETUP sequence. Allow LC to be loaded from any register, but
18275 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
18276 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
18278 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
18279 of reload_completed.
18282 * config/bfin/bfin.md (movsi_insn): Refine constraints.
18284 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
18286 * Makefile.in (PLUGIN_VERSION_H): New.
18287 (OBJS-common): Remove plugin-version.o.
18288 (plugin.o): Depend on (PLUGIN_VERSION_H).
18289 (plugin-version.o): Remove.
18290 * configure: Regenerate
18291 * configure.ac: Create plugin-version.h.
18292 * gcc-plugin.h (plugin_gcc_version): Remove.
18293 (plugin_default_version_check): Change signature.
18294 * plugin-version.c: Remove.
18295 * plugin.c: Include plugin-version.h.
18296 (str_plugin_gcc_version_name): Remove.
18297 (try_init_one_plugin): Pass gcc version to plugin_init.
18298 (plugin_default_version_check): Both gcc and plugin versions are now
18301 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18303 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
18304 problematic last insns. Test for TYPE_CALL rather than CALL_P.
18305 Remove special case testing for last insn of inner loops. Don't fail
18306 if the loop ends with a jump, emit an extra nop instead.
18308 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
18309 DREGS rather than comparing directly. Remove code that tries to
18310 account for latencies.
18312 2009-04-29 Richard Guenther <rguenther@suse.de>
18314 PR tree-optimization/39941
18315 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
18316 eliminating an indirect call.
18318 2009-04-29 Richard Guenther <rguenther@suse.de>
18320 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
18321 parameter. Allow invariants as base if !require_lvalue.
18322 (verify_gimple_assign_single): Adjust.
18324 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18326 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
18327 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
18328 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
18329 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
18330 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
18332 * config/bfin/bfin.c (bfin_expand_builtin,
18333 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
18335 2009-04-28 Richard Guenther <rguenther@suse.de>
18337 * tree-vect-loop.c (get_initial_def_for_induction): Use
18338 correct types for pointer increment.
18340 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18342 * toplev.c (print_version): Update GMP version string calculation.
18344 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
18346 PR rtl-optimization/39938
18347 * resource.c (init_resource_info): Add call to df_analyze.
18349 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
18351 * config/alpha/alpha.md (usegp): Cast the result of
18352 alpha_find_lo_sum_using_gp to enum attr_usegp.
18353 * config/alpha/alpha.c (override_options): Remove end-of-structure
18354 marker element from cpu_table. Use array size of cpu_table to handle
18355 -mcpu and -mtune options.
18356 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
18358 2009-04-28 Joseph Myers <joseph@codesourcery.com>
18360 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
18361 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
18362 tune_32 and tune_64.
18363 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
18364 support on PowerPC.
18365 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
18366 * config/rs6000/option-defaults.h: ... here. New file.
18367 (OPT_64, OPT_32): Define.
18368 (MASK_64BIT): Define to 0 if not already defined.
18369 (OPT_ARCH64, OPT_ARCH32): Define.
18370 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
18373 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18375 * config/arm/arm.c (arm_override_options): Emit error on using
18378 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
18380 PR rtl-optimization/39914
18381 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
18382 registers for allocnos created from user-defined variables only
18383 when not optimizing.
18385 2009-04-28 Richard Guenther <rguenther@suse.de>
18387 PR middle-end/39937
18388 * fold-const.c (fold_binary): Use distribute_real_division only
18391 2009-04-28 Steve Ellcey <sje@cup.hp.com>
18393 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
18394 add hpux-stdint.h to tm_file.
18395 (hppa[12]*-*-hpux11*): Ditto.
18396 (ia64*-*-hpux*): Ditto.
18397 * config/hpux-stdint.h: New.
18398 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
18399 __STDC_EXT__ for all compiles.
18400 * config/pa/pa-hpux.h: Ditto.
18401 * config/pa/pa-hpux10.h: Ditto.
18402 * config/pa/pa-hpux11.h: Ditto.
18404 2009-04-28 Catherine Moore <clm@codesourcery.com>
18406 * debug.h (set_name): Add comment.
18408 2009-04-28 Andrew Pinski <pinskia@gmail.com>
18411 * config/darwin.c (machopic_gen_offset): Check
18412 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
18413 * config/arm/arm.c (require_pic_register): Likewise.
18415 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
18417 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
18418 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
18419 m32c_promote_prototypes): Delete.
18421 2009-04-28 Michael Matz <matz@suse.de>
18423 PR middle-end/39922
18424 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
18427 2009-04-28 Richard Guenther <rguenther@suse.de>
18429 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
18431 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18433 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
18434 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
18435 * config/arm/arm-tune.md: Regenerate.
18437 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
18439 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
18440 block if there are complex incoming edges.
18441 (sel_merge_blocks): Remove useless assert.
18442 (sel_redirect_edge_and_branch): Check that edge was redirected.
18443 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
18444 (sel_find_rgns): Delete declaration.
18445 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
18446 the region when it is not a preheader.
18448 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
18451 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
18453 2009-04-28 Richard Guenther <rguenther@suse.de>
18455 * tree.h (SSA_NAME_VALUE): Remove.
18456 (struct tree_ssa_name): Remove value_handle member.
18457 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
18458 array for jump threading.
18459 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
18461 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
18462 * tree-flow.h (threadedge_initialize_values): Declare.
18463 (threadedge_finalize_values): Likewise.
18464 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
18465 (SSA_NAME_VALUE): Define.
18466 (threadedge_initialize_values): New function.
18467 (threadedge_finalize_values): Likewise.
18468 * tree-ssa-dom.c (ssa_name_values): New global variable.
18469 (SSA_NAME_VALUE): Define.
18470 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
18472 2009-04-28 Ira Rosen <irar@il.ibm.com>
18474 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
18475 Use REPORT_VECTORIZED_LOCATIONS instead
18476 REPORT_VECTORIZED_LOOPS.
18477 * tree-vectorizer.c (vect_verbosity_level): Make static.
18478 (vect_loop_location): Rename to vect_location.
18479 (vect_set_verbosity_level): Update comment.
18480 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
18482 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
18483 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
18484 instead REPORT_UNVECTORIZED_LOOPS.
18485 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
18486 and vect_loop_def to vect_external_def and vect_internal_def.
18487 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
18488 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
18489 REPORT_UNVECTORIZED_LOCATIONS.
18490 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
18491 and vect_used_in_loop and to vect_unused_in_scope and
18492 vect_used_in_scope.
18493 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
18494 (vect_verbosity_level): Remove declaration.
18495 (vect_analyze_operations): Likewise.
18496 (vect_analyze_stmt): Declare.
18497 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
18498 REPORT_UNVECTORIZED_LOCATIONS.
18499 (vect_get_loop_niters): Fix indentation.
18500 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
18501 (vect_analyze_loop_operations): New function.
18502 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
18503 vect_analyze_operations.
18504 (vect_is_simple_reduction): Use new names.
18505 (vectorizable_live_operation, vect_transform_loop): Likewise.
18506 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
18507 to specify whether the data references can be a part of interleaving
18509 (vect_analyze_data_ref_dependence): Use new names.
18510 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
18511 (vect_create_addr_base_for_vector_ref): Remove redundant code.
18512 * tree-vect-patterns.c (widened_name_p): Use new names.
18513 (vect_recog_dot_prod_pattern): Likewise.
18514 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
18515 (process_use, vect_mark_stmts_to_be_vectorized,
18516 vect_model_simple_cost, vect_model_store_cost,
18517 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
18518 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
18519 vectorizable_operation, vectorizable_type_demotion,
18520 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
18521 vectorizable_condition): Likewise.
18522 (vect_analyze_operations): Split into vect_analyze_loop_operations
18524 (vect_analyze_stmt): ... new function.
18525 (new_stmt_vec_info): Use new names.
18526 (vect_is_simple_use): Use new names and fix comment.
18527 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
18528 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
18530 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
18533 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
18534 and integer modes for x87 operands. Do not ICE for unsupported size,
18535 generate error instead. Generate error for unsupported operand types.
18536 ['z']: Do not handle HImode memory operands specially. Warning
18537 for floating-point operands. Fallthru to 'Z' for unsupported operand
18538 types. Do not ICE for unsupported size, generate error instead.
18539 (output_387_binary_op): Use %Z to output operands.
18540 (output_fp_compare): Ditto.
18541 (output_387_reg_move): Ditto.
18543 2009-04-28 Ben Elliston <bje@au.ibm.com>
18548 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18550 * builtins.c (c_strlen): Do not warn here.
18551 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
18552 * c-common.c (pointer_int_sum): Take an explicit location.
18553 Warn about offsets out of bounds.
18554 * c-common.h (pointer_int_sum): Adjust declaration.
18556 2009-04-27 Ian Lance Taylor <iant@google.com>
18558 * collect2.c (is_ctor_dtor): Change type of ret field in struct
18560 * dce.c (run_fast_df_dce): Change type of old_flags to int.
18561 * df-core.c (df_set_flags): Change return type to int. Change
18562 type of old_flags to int.
18563 (df_clear_flags): Likewise.
18564 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
18565 (df_get_conditional_uses): Likewise.
18566 * df.h (df_set_flags, df_clear_flags): Update declarations.
18567 * dwarf2out.c (struct indirect_string_node): Change type of form
18568 field to enum dwarf_form.
18569 (AT_string_form): Change return type to enum dwarf_form.
18570 * fixed-value.c (fixed_compare): Add cast to enum type.
18571 * fwprop.c (update_df): Change 0 to VOIDmode.
18572 * gensupport.c: Change 0 to UNKNOWN.
18573 * gimple.h (gimple_cond_code): Add cast to enum type.
18574 * haifa-sched.c (reemit_notes): Add cast to enum type.
18575 * hooks.c (hook_int_void_no_regs): Remove function.
18576 * hooks.h (hook_int_void_no_regs): Remove declaration.
18577 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
18578 * predict.c (combine_predictions_for_insn): Add casts to enum type.
18579 * real.c (real_arithmetic): Add cast to enum type.
18580 (real_compare): Likewise.
18581 * target.h (struct gcc_target): Change return type of
18582 branch_target_register_class to enum reg_class.
18583 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
18584 default_branch_target_register_class.
18585 * targhooks.c (default_branch_target_register_class): New function.
18586 * targhooks.h (default_branch_target_register_class): Declare.
18587 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
18588 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
18590 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
18592 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
18593 vect_uninitialized_def. Change 0 to ERROR_MARK.
18594 * tree-vect-stmts.c (supportable_widening_operation): Don't
18595 initialize icode1 and icode2.
18596 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
18597 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
18599 (cmn_err_flag_specs): Change 0 to STD_C89.
18600 (cmn_err_char_table): Likewise.
18601 * config/arm/arm.c (get_arm_condition_code): Change type of code
18602 to enum arm_cond_code.
18603 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
18604 (IWMMXT_BUILTIN2): Likewise.
18605 (neon_builtin_type_bits): Don't define typedef.
18606 (neon_builtin_datum): Change type of bits field to int.
18607 (arm_expand_neon_args): Add cast to enum type.
18608 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
18610 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
18611 casts to enum type.
18612 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
18614 * config/mips/mips.md (jal_macro): Return enum constant.
18615 (single_insn): Likewise.
18616 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
18618 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
18619 casts to enum type.
18620 * config/s390/s390.c (s390_tune_flags): Change type to int.
18621 (s390_arch_flags): Likewise.
18622 (s390_handle_arch_option): Change flags field of struct pta to int.
18623 * config/s390/s390.h (s390_tune_flags): Update declaration.
18624 (s390_arch_flags): Likewise.
18625 * config/sh/sh.c (prepare_move_operands): Compare
18626 tls_symbolic_operand result with enum constant.
18627 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
18628 (sh_expand_prologue): Add cast to enum type.
18629 (sh_expand_epilogue): Likewise.
18630 (tls_symbolic_operand): Change return type to enum tls_model.
18631 (fpscr_set_from_mem): Add cast to enum type.
18632 (legitimize_pic_address): Compare tls_symbolic_operand result with
18634 (sh_target_reg_class): Change return type to enum reg_class.
18635 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
18637 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
18638 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
18639 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
18640 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
18641 (delayed_branch, tls_call_delay): Likewise.
18642 (eligible_for_sibcall_delay): Likewise.
18643 (eligible_for_return_delay): Likewise.
18644 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
18645 (spu_expand_builtin_1): Likewise.
18647 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
18648 for all types of conversions.
18649 (output_init_element): Issue -Wc++-compat warning if needed when
18650 initializing a bitfield with enum type.
18651 * c-parser.c (c_parser_expression): Set original_type to
18652 original_type of right hand operand of comma operator.
18654 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18656 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
18658 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
18659 * doc/cpp.texi (Standard Predefined Macros)
18660 (Implementation-defined behavior): Likewise.
18661 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
18662 * doc/gimple.texi (GIMPLE Exception Handling)
18663 (@code{GIMPLE_ASSIGN}): Likewise.
18664 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
18665 * doc/invoke.texi (Warning Options, Optimize Options)
18666 (AVR Options, Darwin Options): Likewise.
18667 (Optimize Options): Reformulate -fwhole-program description.
18668 * doc/loop.texi (Lambda): Likewise.
18669 * doc/md.texi (Output Template, Define Constraints)
18670 (Standard Names, Insn Splitting): Likewise.
18671 * doc/options.texi (Option properties): Likewise.
18672 * doc/passes.texi (Tree-SSA passes): Likewise.
18673 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
18674 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
18675 (File Names and DBX): Likewise.
18676 * doc/trouble.texi (Incompatibilities): Likewise.
18678 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
18680 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
18681 instruction is correct.
18683 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
18685 Allow non-constant arguments to conversion intrinsics.
18686 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
18687 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
18688 * spu.c (print_operand): Handle 'v' and 'w'.
18689 (exp2_immediate_p, spu_gen_exp2): Define.
18690 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
18691 spu_convtf_1): Update parameter descriptions.
18692 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
18693 * constraints.md ('v', 'w'): New.
18694 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
18696 (i2f, I2F): New define_mode_attr.
18697 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
18698 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
18699 fixuns_truncv4sfv4si2): Update to use mode attribute.
18700 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
18701 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
18702 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
18703 patterns for combine.
18705 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
18707 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
18708 (cprop, hoist, pre, store_motion): New debug counters.
18709 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
18710 is not an RTL pass anymore.
18711 (pass_profiling): Remove extern decl for pass removed in 2005.
18712 (pass_gcse, pass_jump_bypass): Remove.
18713 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
18714 to 0 for clean state.
18715 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
18716 * cse.c (gate_handle_cse_after_global_opts,
18717 rest_of_handle_cse_after_global_opts): New functions.
18718 (pass_cse_after_global_opts): New pass, does local CSE.
18719 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
18720 (TV_CPROP): New timevar.
18721 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
18722 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
18723 (gcse_main, recompute_all_luids): Remove.
18724 (compute_hash_table_work): Call max_reg_num instead of reading
18726 (cprop_jump): Don't set run_jump_opt_after_gcse.
18727 (constprop_register): Always allow to alter jumps.
18728 (cprop_insn): Likewise.
18729 (do_local_cprop): Likewise.
18730 (local_cprop_pass): Likewise. Return non-zero if something changed.
18731 (cprop): Remove function, fold interesting bits into one_cprop_pass.
18732 (find_implicit_sets): Add note about missed optimization opportunity.
18733 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
18734 pass_rtl_cprop execute function.
18735 Don't bother tracking the pass number, each pass gets its own dumpfile
18737 Always allow to alter jumpsand bypass jumps.
18738 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
18739 will just find no suitable set.
18740 (pre_edge_insert): Fix dumping, this function is for PRE only.
18741 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
18742 pass_rtl_pre execute function.
18743 (hoist_code): Return non-zero if something changed. Keep track of
18744 substitutions and insertions for statistics gathering similar to PRE.
18745 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
18746 called from the pass_rtl_hoist execute function. Show pass statistics.
18747 (compute_store_table): Use max_reg_num directly instead of using the
18748 formerly global max_gcse_regno.
18749 (build_store_vectors): Likewise.
18750 (replace_store_insn): Fix dumping.
18751 (store_motion): Rename to ...
18752 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
18753 pass, called from the pass_rtl_store_motion execute function. Keep
18754 track of substitutions and insertions for statistics gathering similar
18756 (bypass_jumps): Remove, fold interesting bits into ...
18757 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
18758 from the pass_rtl_cprop execute function.
18759 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
18760 pass_jump_bypass): Remove.
18761 (gate_handle_gcse, rest_of_handle_gcse): Remove.
18762 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
18763 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
18764 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
18765 (gate_rtl_store_motion, execute_rtl_store_motion,
18766 pass_rtl_store_motion): New.
18767 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
18768 make it clear that -fcse-skip-blocks is a no-op for backward compat.
18769 * passes.c (init_optimization_passes): Remove pass_gcse and
18770 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
18771 and cse_after_global_opts in place of pass_gcse. Schedule cprop
18772 instead of pass_jump_bypass.
18774 2009-04-27 Richard Guenther <rguenther@suse.de>
18776 PR middle-end/39928
18777 * gimplify.c (gimplify_expr): If we are required to create
18778 a temporary make sure it ends up as register.
18780 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
18783 * config/i386/i386.c (construct_container): Don't call
18784 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
18785 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
18787 2009-04-27 Michael Matz <matz@suse.de>
18789 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
18790 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
18791 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
18792 (dump_replaceable_exprs): Take a bitmap.
18793 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
18795 (expand_gimple_basic_block): Likewise.
18796 * tree-ssa-ter.c (struct temp_expr_table_d): Make
18797 replaceable_expressions member a bitmap.
18798 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
18799 (mark_replaceable): Likewise.
18800 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
18801 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
18803 2009-04-27 Richard Guenther <rguenther@suse.de>
18805 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
18806 (verify_stmts): Dispatch to gimple/type verification code.
18807 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
18808 issue with call argument types.
18810 2009-04-27 Michael Matz <matz@suse.de>
18812 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
18813 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
18816 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
18817 Eric Botcazou <ebotcazou@adacore.com>
18819 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
18820 a label's basic block.
18821 (mark_target_live_regs): Tidy and rework obsolete comments.
18822 Change back DF problem to LIVE. If a label starts a basic block,
18823 assume that all registers that used to be live then still are.
18824 (init_resource_info): If a label starts a basic block, set its
18825 BLOCK_FOR_INSN accordingly.
18826 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
18828 2009-04-27 Richard Guenther <rguenther@suse.de>
18830 * tree-flow-inline.h (function_ann): Remove.
18831 (get_function_ann): Likewise.
18832 * tree-dfa.c (create_function_ann): Remove.
18833 * tree-flow.h (struct static_var_ann_d): Remove.
18834 (struct function_ann_d): Likewise.
18835 (union tree_ann_d): Remove fdecl member.
18836 (function_ann_t): Remove.
18837 (function_ann, get_function_ann, create_function_ann): Remove
18840 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
18842 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
18844 2009-04-27 Jan Hubicka <jh@suse.cz>
18846 * ipa-pure-const.c (struct funct_state_d): New fields
18847 state_previously_known, looping_previously_known; remove
18848 state_set_in_source.
18849 (analyze_function): Use new fields.
18850 (propagate): Avoid assumption that state_set_in_source imply
18853 * tree-ssa-loop-niter.c (finite_loop_p): New function.
18854 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
18855 * cfgloop.h (finite_loop_p): Declare.
18857 2009-04-26 Michael Matz <matz@suse.de>
18859 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
18861 2009-04-26 Michael Matz <matz@suse.de>
18863 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
18864 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
18865 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
18866 pass_mark_used_blocks): Remove.
18867 * tree-optimize.c (pass_free_datastructures,
18868 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
18869 * passes.c (init_optimization_passes): Don't call
18870 pass_mark_used_blocks, remove dead code.
18872 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
18874 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
18875 * tree-ssa-live.h (register_ssa_partition): Likewise.
18877 2009-04-26 Michael Matz <matz@suse.de>
18880 * builtins.c (fold_builtin_next_arg): Handle SSA names.
18881 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
18882 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
18884 (compare_pairs): Swap cost comparison.
18885 (coalesce_ssa_name): Don't use change_partition_var.
18886 * tree-nrv.c (struct nrv_data): Add modified member.
18887 (finalize_nrv_r): Set it.
18888 (tree_nrv): Use it to update statements.
18889 (pass_nrv): Require PROP_ssa.
18890 * tree-mudflap.c (mf_decl_cache_locals,
18891 mf_build_check_statement_for): Use make_rename_temp.
18892 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
18893 * alias.c (find_base_decl): Handle SSA names.
18894 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
18895 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
18896 * rtl.h (set_reg_attrs_for_parm): Declare.
18897 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
18898 to "optimized", remove unused locals at finish.
18899 (execute_free_datastructures): Make global, call
18900 delete_tree_cfg_annotations.
18901 (execute_free_cfg_annotations): Don't call
18902 delete_tree_cfg_annotations.
18904 * ssaexpand.h: New file.
18905 * expr.c (toplevel): Include ssaexpand.h.
18906 (expand_assignment): Handle SSA names the same as register variables.
18907 (expand_expr_real_1): Expand SSA names.
18908 * cfgexpand.c (toplevel): Include ssaexpand.h.
18909 (SA): New global variable.
18910 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
18911 (SSAVAR): New macro.
18912 (set_rtl): New helper function.
18913 (add_stack_var): Deal with SSA names, use set_rtl.
18914 (expand_one_stack_var_at): Likewise.
18915 (expand_one_stack_var): Deal with SSA names.
18916 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
18917 before unique numbers.
18918 (expand_stack_vars): Use set_rtl.
18919 (expand_one_var): Accept SSA names, add asserts for them, feed them
18920 to above subroutines.
18921 (expand_used_vars): Expand all partitions (without default defs),
18922 then only the local decls (ignoring those expanded already).
18923 (expand_gimple_cond): Remove edges when jumpif() expands an
18924 unconditional jump.
18925 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
18926 or remove abnormal edges. Ignore insns setting the LHS of a TERed
18928 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
18929 members of SA; deal with PARM_DECL partitions here; expand
18930 all PHI nodes, free tree datastructures and SA. Commit instructions
18931 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
18932 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
18933 info and statements at start, collect garbage at finish.
18934 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
18935 (VAR_ANN_PARTITION) Remove.
18936 (change_partition_var): Don't declare.
18937 (partition_to_var): Always return SSA names.
18938 (var_to_partition): Only accept SSA names.
18939 (register_ssa_partition): Only check argument.
18940 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
18942 (delete_var_map): Don't free it.
18943 (var_union): Only accept SSA names, simplify.
18944 (partition_view_init): Mark only useful SSA names as used.
18945 (partition_view_fini): Only deal with SSA names.
18946 (change_partition_var): Remove.
18947 (dump_var_map): Use ssa_name instead of partition_to_var member.
18948 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
18950 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
18951 (struct _elim_graph): New member const_dests; nodes member vector of
18953 (set_location_for_edge): New static helper.
18954 (create_temp): Remove.
18955 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
18956 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
18957 (new_elim_graph): Allocate const_dests member.
18958 (clean_elim_graph): Truncate const_dests member.
18959 (delete_elim_graph): Free const_dests member.
18960 (elim_graph_size): Adapt to new type of nodes member.
18961 (elim_graph_add_node): Likewise.
18962 (eliminate_name): Likewise.
18963 (eliminate_build): Don't take basic block argument, deal only with
18964 partition numbers, not variables.
18965 (get_temp_reg): New static helper.
18966 (elim_create): Use it, deal with RTL temporaries instead of trees.
18967 (eliminate_phi): Adjust all calls to new signature.
18968 (assign_vars, replace_use_variable, replace_def_variable): Remove.
18969 (rewrite_trees): Only do checking.
18970 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
18971 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
18972 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
18973 contains_tree_r, MAX_STMTS_IN_LATCH,
18974 process_single_block_loop_latch, analyze_edges_for_bb,
18975 perform_edge_inserts): Remove.
18976 (expand_phi_nodes): New global function.
18977 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
18978 functions, initialize new parameter, remember partitions having a
18980 (finish_out_of_ssa): New global function.
18981 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
18982 don't reset in_ssa_p here, don't disable TER when mudflap.
18983 (pass_del_ssa): Remove.
18984 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
18986 (execute_free_datastructures): Declare.
18987 * Makefile.in (SSAEXPAND_H): New variable.
18988 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
18989 * basic-block.h (commit_one_edge_insertion): Declare.
18990 * passes.c (init_optimization_passes): Move pass_nrv and
18991 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
18992 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
18993 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
18994 (redirect_branch_edge): Deal with super block when expanding, split
18995 out jump patching itself into ...
18996 (patch_jump_insn): ... here, new static helper.
18998 2009-04-26 Michael Matz <matz@suse.de>
19000 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
19001 beyond num_ssa_names.
19002 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
19003 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
19005 2009-04-26 Jakub Jelinek <jakub@redhat.com>
19007 PR inline-asm/39543
19008 * fwprop.c (forward_propagate_asm): New function.
19009 (forward_propagate_and_simplify): Propagate also into __asm, if it
19010 doesn't increase the number of referenced registers.
19013 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
19015 2009-04-26 Jakub Jelinek <jakub@redhat.com>
19017 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
19018 note_nonlocal_vla_type for nonlocal VLAs.
19019 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
19020 contains_remapped_vars, remap_vla_decls): New functions.
19021 (convert_nonlocal_reference_stmt): If not optimizing, call
19022 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
19023 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
19024 if it wasn't found in var_map.
19025 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
19026 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
19027 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
19029 * gimplify.c (nonlocal_vlas): New variable.
19030 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
19032 (gimplify_body): Create and destroy nonlocal_vlas.
19034 * dwarf2out.c (loc_descr_plus_const): New function.
19035 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
19036 mem_loc_descriptor, loc_descriptor_from_tree_1,
19037 descr_info_loc, gen_variable_die): Use it.
19039 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
19040 !TREE_STATIC VAR_DECLs.
19041 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
19042 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
19043 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
19044 DECL_BY_REFERENCE is valid.
19045 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
19046 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
19047 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
19048 Copy DECL_BY_REFERENCE.
19049 (struct nesting_copy_body_data): New type.
19050 (nesting_copy_decl): New function.
19051 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
19052 if they have variable length.
19054 2009-04-26 Michael Matz <matz@suse.de>
19056 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
19057 mark new temporaries for renaming.
19059 2009-04-26 Joseph Myers <joseph@codesourcery.com>
19062 * c-decl.c (global_bindings_p): Return negative value.
19063 (c_variable_size): New. Based on variable_size from
19065 (grokdeclarator): Call c_variable_size not variable_size.
19067 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
19069 * config/i386/i386.c (print_operand) ['z']: Fix typo.
19071 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
19073 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
19074 Redefine it to just use mingw/include.
19075 (ASM_SPEC): Rules for -m32 and -m64.
19076 (LINK_SPEC): Use Likewise.
19077 (SPEC_32): New define.
19078 (SPEC_64): Likewise.
19079 (SUB_LINK_SPEC): Likewise.
19080 (MULTILIB_DEFAULTS): New define.
19081 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
19082 Add multilib options.
19083 (MULTILIB_DIRNAMES): Likewise.
19084 (MULTILIB_OSDIRNAMES): Likewise.
19085 (LIBGCC): Likewise.
19086 (INSTALL_LIBGCC): Likewise.
19088 2009-04-26 Joseph Myers <joseph@codesourcery.com>
19091 * c-tree.h (enum c_inline_static_type): New.
19092 (record_inline_static): Declare.
19093 * c-decl.c (struct c_inline_static, c_inline_statics,
19094 record_inline_static, check_inline_statics): New.
19095 (pop_file_scope): Call check_inline_statics.
19096 (start_decl): Call record_inline_static instead of pedwarning
19097 directly for static in inline function.
19098 * c-typeck.c (build_external_ref): Call record_inline_static
19099 instead of pedwarning directly for static referenced in inline
19102 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
19104 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
19105 not new but only being rescanned.
19106 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
19107 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
19108 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
19109 record_set_info, compute_set, grealloc): Remove.
19110 (recompute_all_luids): New function.
19111 (gcse_main): Don't compute sets, and don't do related memory
19112 allocations/free-ing. If something changed before the end of the
19113 pass, update LUIDs using recompute_all_luids.
19114 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
19115 (free_gcse_mem): Don't free it either.
19116 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
19117 Use the df insn LUIDs.
19118 (load_killed_in_block): Likewise.
19119 (compute_hash_table_work): Don't compute reg_set_in_block.
19120 (compute_transp): Use DF_REG_DEF_CHAINs.
19121 (local_cprop_pass): Don't use compute_sets and related functions.
19122 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
19123 Use get_max_uid() instead of max_cuid.
19124 (insert_insn_end_basic_block, pre_insert_copy_insn,
19125 update_ld_motion_stores): Don't try to
19126 keep reg_set tables up to date.
19127 (pre_insert_copies): Use df insn LUIDs.
19128 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
19129 (reg_set_info): Don't use extra bitmap argument.
19130 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
19131 information to compute regs_set_in_block.
19132 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
19133 (bypass_jumps): Don't use compute_sets and friends.
19135 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19138 * opts.c (undocumented_msg): Do not leave blank even with
19141 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19143 * c-decl.c (build_enumerator): Allow values folding to integer
19144 constants but not integer constant expressions with a pedwarn if
19147 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19150 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
19151 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
19152 type is an integer constant.
19154 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
19157 * config/i386/i386.c (print_operand) ['z']: Revert handling of
19160 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19163 * c-decl.c (grokdeclarator): Diagnose declarations of functions
19164 with variably modified return type and no storage class
19165 specifiers, except for the case of nested functions. Distinguish
19166 extern declarations of functions with variably modified return
19167 types from those of objects with variably modified types.
19169 2009-04-25 Jan Hubicka <jh@suse.cz>
19171 * tree.c (list_equal_p): New function.
19172 * tree.h (list_equal_p): Declare.
19173 * coretypes.h (edge_def, edge, const_edge, basic_block_def
19174 basic_block_def, basic_block, const_basic_block): New.
19175 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
19176 (redirect_eh_edge): New function.
19177 (make_eh_edge_update_phi): EH edges are not abnormal.
19178 * except.c: Include tree-flow.h.
19179 (list_match): New function.
19180 (eh_region_replaceable_by_p): New function.
19181 (replace_region): New function.
19182 (hash_type_list): New function.
19183 (hash_eh_region): New function.
19184 (eh_regions_equal_p): New function.
19185 (merge_peers): New function.
19186 (remove_unreachable_regions): Verify EH tree when checking;
19188 (copy_eh_region_1): New function.
19189 (copy_eh_region): New function.
19190 (push_reachable_handler): New function.
19191 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
19192 regions without label but with live RESX.
19193 * except.h (redirect_eh_edge_to_label): New.
19194 * tree-flow.h (redirect_eh_edge): New.
19195 * coretypes.h (edge_def, edge, const_edge, basic_block_def
19196 basic_block_def, basic_block, const_basic_block): Remove.
19197 * Makefile.in (except.o): Add dependency on tree-flow.h
19198 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
19199 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
19202 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
19205 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
19206 on the destination of memcpy.
19208 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
19210 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
19211 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
19212 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
19214 2009-04-25 Jan Hubicka <jh@suse.cz>
19216 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
19217 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
19218 to be reached by different label than left.
19219 (update_eh_edges): Update comment; remove edge_to_remove if possible
19220 and return true if suceeded.
19221 (cleanup_empty_eh): Accept sharing map; handle shared regions.
19222 (cleanup_eh): Compute sharing map.
19223 * except.c (remove_eh_handler_and_replace): Add argument if we should
19225 (remove_unreachable_regions): Update for label sharing.
19226 (label_to_region_map): Likewise.
19227 (get_next_region_sharing_label): New function.
19228 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
19230 (remove_eh_handler): Update.
19231 (remove_eh_region_and_replace_by_outer_of): New function.
19232 * except.h (struct eh_region): Add next_region_sharing_label.
19233 (remove_eh_region_and_replace_by_outer_of,
19234 get_next_region_sharing_label): Declare.
19235 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
19237 2009-04-25 Jan Hubicka <jh@suse.cz>
19239 * tree-cfg.c (split_critical_edges): Split also edges where we can't
19240 insert code even if they are not critical.
19242 2009-04-25 Jan Hubicka <jh@suse.cz>
19244 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
19245 (gimple_can_remove_branch_p): EH edges won't remove branch by
19247 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
19248 updating of non-abnormal EH edges.
19249 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
19250 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
19251 (split_critical_edges): Split also edges where emitting code on them
19252 will lead to splitting later.
19254 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
19255 H.J. Lu <hongjiu.lu@intel.com>
19258 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
19259 the configured assembler supports fildq and fistpq mnemonics.
19260 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
19261 * configure: Regenerated.
19262 * config.in: Ditto.
19264 * config/i386/i386.c (print_operand): Handle 'Z'.
19265 ['z']: Remove handling of special fild/fist suffixes.
19266 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
19267 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
19268 suffix of fild insn.
19269 (*floatsi<mode>2_vector_mixed): Ditto.
19270 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
19271 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
19272 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
19273 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
19274 * config/i386/gas.h (GAS_MNEMONICS): Remove.
19276 2009-04-25 Ben Elliston <bje@au.ibm.com>
19278 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
19279 the source of a set operation.
19281 2009-04-25 Anatoly Sokolov <aesok@post.ru>
19283 * target.h (struct gcc_target): Add case_values_threshold field.
19284 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
19285 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
19286 * targhooks.c (default_case_values_threshold): New function.
19287 * targhooks.h (default_case_values_threshold): Declare function.
19288 * stmt.c (expand_case): Use case_values_threshold target hook.
19289 * expr.h (case_values_threshold): Remove declartation.
19290 * expr.c (case_values_threshold): Remove function.
19291 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
19293 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
19294 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
19295 (avr_case_values_threshold): Declare as static.
19296 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
19298 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
19299 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
19300 (mn10300_case_values_threshold): New function.
19302 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
19304 * ira.c (setup_cover_and_important_classes): Add enum cast.
19306 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
19308 * genpreds.c (write_enum_constraint_num): Output definition of
19309 CONSTRAINT_NUM_DEFINED_P macro.
19310 * ira.c (setup_cover_and_important_classes): Use
19311 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
19313 2009-04-24 DJ Delorie <dj@redhat.com>
19315 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
19316 __SH2A_SINGLE_ONLY__ also.
19318 2009-04-24 Steve Ellcey <sje@cup.hp.com>
19320 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
19321 (movdf_internal): Ditto.
19322 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
19323 SFmode and DFmode constants.
19324 (ia64_print_operand): Add 'G' format for printing
19325 floating point constants.
19327 2009-04-24 Richard Guenther <rguenther@suse.de>
19329 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
19330 from unsigned additions.
19332 2009-04-24 Joseph Myers <joseph@codesourcery.com>
19334 * c-typeck.c (set_init_index): Allow array designators that are
19335 not integer constant expressions with a pedwarn if pedantic.
19337 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
19339 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
19340 zero if no overlap in nonzero bits between the operands.
19342 2009-04-24 Ian Lance Taylor <iant@google.com>
19344 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
19345 (record_dead_and_set_regs): Likewise.
19346 * df.h (struct df_mw_hardreg): Change flags field to int.
19347 (struct df_base_ref): Likewise.
19348 (struct df): Change changeable_flags field to int.
19349 * df-scan.c (df_defs_record): Change clobber_flags to int.
19350 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
19351 constants rather than #define macros.
19352 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
19353 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
19354 (enum dwarf_calling_convention): Likewise.
19355 (enum dwarf_line_number_x_ops): Likewise.
19356 (enum dwarf_call_frame_info): Likewise.
19357 (enum dwarf_source_language): Likewise.
19358 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
19359 (add_calling_convention_attribute): Likewise.
19360 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
19361 (combine_comparisons): Change compcode to int. Add cast to enum type.
19362 * genrecog.c (maybe_both_true_2): Change c to int.
19363 (write_switch): Likewise. Add cast to enum type.
19364 * gimplify.c (gimplify_omp_for): Handle return values from
19365 gimplify_expr using MIN rather than bitwise or.
19366 (gimplify_expr): Add cast to enum type.
19367 * ipa-prop.c (update_jump_functions_after_inlining): Change
19368 IPA_BOTTOM to IPA_JF_UNKNOWN.
19369 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
19370 Add casts to enum type.
19371 (setup_cover_and_important_classes): Change cl to int. Add casts
19373 (setup_class_translate): Change cl and mode to int.
19374 (ira_init_once): Change mode to int.
19375 (free_register_move_costs): Likewise.
19376 (setup_prohibited_mode_move_regs): Add casts to enum type.
19377 * langhooks.c (add_builtin_function_common): Rework assertion that
19378 value fits bitfield.
19379 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
19380 * omega.c (omega_do_elimination): Avoid math on enum types.
19381 * optabs.c (expand_vec_shift_expr): Remove casts to int.
19382 * opts.c (set_debug_level): Change 2 to enum constant. Use new
19383 int local to handle integral_argment value.
19384 * regmove.c (try_auto_increment): Change PUT_MODE to
19386 * reload.c (push_secondary_reload): Add casts to enum type.
19387 (secondary_reload_class, find_valid_class): Likewise.
19388 * reload1.c (emit_input_reload_insns): Likewise.
19389 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
19390 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
19391 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
19393 * tree.c (build_common_builtin_nodes): Add casts to enum type.
19394 * tree-complex.c (complex_lattice_t): Typedef to int rather than
19396 (expand_complex_libcall): Add casts to enum type.
19397 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
19398 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
19399 with ERROR_MARK, not NUM_TREE_CODES.
19400 (vect_create_epilog_for_reduction): Likewise.
19401 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
19402 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
19403 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
19405 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
19406 vect_unused_in_loop. Change 0 to loop_vect.
19407 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
19408 * var-tracking.c (get_init_value): Change return type to enum
19410 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
19411 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
19413 (arm_override_options): Add casts to enum type.
19414 (arm_emit_tls_decoration): Likewise.
19415 * config/i386/i386.c (ix86_function_specific_restore): Add casts
19417 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
19418 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
19419 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
19421 * config/s390/s390.c (code_for_builtin_64): Change to array of
19423 (code_for_builtin_31): Likewise.
19424 (s390_expand_builtin): Change code_for_builtin to enum insn_code
19426 * config/sparc/sparc.c (sparc_override_options): Change value
19427 field in struct code_model to enum cmodel. In initializer change
19428 0 to NULL and add cast to enum type.
19430 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
19431 Change all callers. Issue a -Wc++-compat warning using
19432 lhs_origtype if necessary.
19433 (convert_for_assignment): Issue -Wc++-compat warnings about
19434 invalid conversions to enum type on assignment.
19435 * c-common.h (build_modify_expr): Update declaration.
19437 2009-04-24 Nick Clifton <nickc@redhat.com>
19439 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
19440 (function_arg_advance): Likewise.
19441 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
19444 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
19446 * config/s390/constraints.md ('I', 'J'): Fix condition.
19448 2009-04-24 Diego Novillo <dnovillo@google.com>
19450 * gengtype-parse.c (parse_error): Add newline after message.
19452 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
19454 * config/i386/sse.md (avxmodesuffixs): Removed.
19455 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
19456 (*avx_pinsr<ssevecsize>): This.
19458 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
19460 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
19461 follow chains of regs with a single definition, and allow expressions
19462 that are function_invariant_p.
19463 (simple_rhs_p): Allow expressions that are function_invariant_p.
19465 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
19467 PR middle-end/39867
19468 * fold-const.c (fold_cond_expr_with_comparison): When folding
19469 > and >= to MAX, make sure the MAX uses the same type as the
19470 comparison's operands.
19472 2009-04-24 Nick Clifton <nickc@redhat.com>
19474 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
19475 addressing for DImode accesses.
19476 (frv_print_operand_address): Handle PLUS case.
19477 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
19479 2009-04-24 Jakub Jelinek <jakub@redhat.com>
19481 PR rtl-optimization/39794
19482 * alias.c (canon_true_dependence): Add x_addr argument.
19483 * rtl.h (canon_true_dependence): Adjust prototype.
19484 * cse.c (check_dependence): Adjust canon_true_dependence callers.
19485 * cselib.c (cselib_invalidate_mem): Likewise.
19486 * gcse.c (compute_transp): Likewise.
19487 * dse.c (scan_reads_nospill): Likewise.
19488 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
19489 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
19490 canon_base_addr of the group, plus optional offset.
19491 (struct group_info): Rename canon_base_mem to
19493 (get_group_info): Set canon_base_addr to canon_rtx of base, not
19494 canon_rtx of base_mem.
19496 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
19498 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
19499 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
19501 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19503 * config/spu/spu-builtins.h: Delete file.
19505 * config/spu/spu.h (enum spu_builtin_type): Move here from
19507 (struct spu_builtin_description): Likewise. Add GTY marker.
19508 Do not use enum spu_function_code or enum insn_code.
19509 (spu_builtins): Add extern declaration.
19511 * config/spu/spu.c: Do not include "spu-builtins.h".
19512 (enum spu_function_code, enum spu_builtin_type_index,
19513 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
19514 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
19515 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
19516 unsigned_V2DI_type_node): Move here from spu-builtins.h.
19517 (spu_builtin_types): Make static. Add GTY marker.
19518 (spu_builtins): Add extern declaration with GTY marker.
19519 Include "gt-spu.h".
19521 * config/spu/spu-c.c: Do not include "spu-builtins.h".
19522 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
19523 Check programmatically whether all parameters are scalar.
19525 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
19527 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
19529 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
19530 assignment from the constructor either if the target is volatile.
19532 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
19534 * config/arm/arm.md (insv): Do not share operands[0].
19536 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
19538 * config/vxlib-tls.c (active_tls_threads): Delete.
19539 (delete_hook_installed): New.
19540 (tls_delete_hook): Don't delete the delete hook.
19541 (tls_destructor): Delete it here.
19542 (__gthread_set_specific): Adjust installing the delete hook.
19543 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
19544 __gthread_leave_tsd_dtor_context.
19546 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
19548 * c-format.c (gcc_tdiag_char_table): Add support for %E.
19550 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
19552 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
19554 (alpha_rtx_costs): Ditto.
19555 (emit_unlikely_jump): Use add_reg_note.
19556 (emit_frame_store_1): Ditto.
19557 (alpha_expand_prologue): Ditto.
19558 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
19559 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
19561 2009-04-23 Nick Clifton <nickc@redhat.com>
19563 * config/v850/v850.md (epilogue): Remove suppressed code.
19564 (return): Rename to return_simple and remove test of frame size.
19565 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
19566 to gen_return_simple.
19568 2009-04-22 Jing Yu <jingyu@google.com>
19571 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
19573 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
19576 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
19577 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
19578 value is a VECTOR_CST, the element type is the element type of the
19581 2009-04-22 DJ Delorie <dj@redhat.com>
19583 * config/m32c/m32c.h: Update GTY annotations to new syntax.
19585 2009-04-22 Jakub Jelinek <jakub@redhat.com>
19587 * alias.c (find_base_term): Move around LO_SUM case, so that
19588 CONST falls through into PLUS/MINUS handling.
19591 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
19592 into 0, use omit_one_operand.
19594 2009-04-23 Ben Elliston <bje@au.ibm.com>
19596 * config/rs6000/linux-unwind.h (get_regs): Remove type
19597 puns. Change the type of `pc' to an array of unsigned ints and
19598 update all users. Constify frame24.
19600 2009-04-22 DJ Delorie <dj@redhat.com>
19602 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
19603 declarations before code.
19604 (current_function_special_page_vector): Likewise.
19605 (m32c_expand_insv): Silence a warning.
19607 2009-04-21 Taras Glek <tglek@mozilla.com>
19609 * alias.c: Update GTY annotations to new syntax.
19610 * basic-block.h: Likewise.
19611 * bitmap.h: Likewise.
19612 * c-common.h: Likewise.
19613 * c-decl.c: Likewise.
19614 * c-parser.c: Likewise.
19615 * c-pragma.c: Likewise.
19616 * c-tree.h: Likewise.
19617 * cfgloop.h: Likewise.
19618 * cgraph.h: Likewise.
19619 * config/alpha/alpha.c: Likewise.
19620 * config/arm/arm.h: Likewise.
19621 * config/avr/avr.h: Likewise.
19622 * config/bfin/bfin.c: Likewise.
19623 * config/cris/cris.c: Likewise.
19624 * config/darwin.c: Likewise.
19625 * config/frv/frv.c: Likewise.
19626 * config/i386/i386.c: Likewise.
19627 * config/i386/i386.h: Likewise.
19628 * config/i386/winnt.c: Likewise.
19629 * config/ia64/ia64.h: Likewise.
19630 * config/iq2000/iq2000.c: Likewise.
19631 * config/mips/mips.c: Likewise.
19632 * config/mmix/mmix.h: Likewise.
19633 * config/pa/pa.c: Likewise.
19634 * config/pa/pa.h: Likewise.
19635 * config/rs6000/rs6000.c: Likewise.
19636 * config/s390/s390.c: Likewise.
19637 * config/sparc/sparc.c: Likewise.
19638 * config/xtensa/xtensa.c: Likewise.
19639 * cselib.h: Likewise.
19640 * dbxout.c: Likewise.
19641 * dwarf2out.c: Likewise.
19642 * except.c: Likewise.
19643 * except.h: Likewise.
19644 * fixed-value.h: Likewise.
19645 * function.c: Likewise.
19646 * function.h: Likewise.
19647 * gimple.h: Likewise.
19648 * integrate.c: Likewise.
19649 * optabs.c: Likewise.
19650 * output.h: Likewise.
19651 * real.h: Likewise.
19653 * stringpool.c: Likewise.
19654 * tree-data-ref.c: Likewise.
19655 * tree-flow.h: Likewise.
19656 * tree-scalar-evolution.c: Likewise.
19657 * tree-ssa-address.c: Likewise.
19658 * tree-ssa-alias.h: Likewise.
19659 * tree-ssa-operands.h: Likewise.
19660 * tree.c: Likewise.
19661 * tree.h: Likewise.
19662 * varasm.c: Likewise.
19663 * varray.h: Likewise.
19665 * coretypes.h: Do not define GTY macro if it is already defined.
19666 * doc/gty.texi: Update GTY documentation to new syntax.
19667 * gengtype-lex.l: Enforce attribute-like syntax for GTY
19668 annotations on structs.
19669 * gengtype-parse.c: Likewise.
19671 2009-04-22 Mark Heffernan <meheff@google.com>
19673 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
19675 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
19677 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
19680 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
19682 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
19683 the same as a PLUS without a shift. Increase the cost of a
19686 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19688 * Makefile.in: Update dependencies.
19689 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
19690 * errors.h: Remove bogus comment about compatibility.
19691 (warning): Update declaration.
19692 * genautomata.c: Update all calls to warning.
19693 * gimple.c: Do not include errors.h. Include toplev.h.
19694 * tree-ssa-structalias.c: Do not include errors.h.
19695 * omega.c: Likewise.
19696 * tree-ssa-reassoc.c: Likewise.
19697 * config/spu/spu-c.c: Likewise.
19698 * config/spu/t-spu-elf: Update dependencies.
19700 2009-04-22 Richard Guenther <rguenther@suse.de>
19702 PR tree-optimization/39824
19703 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
19704 make sure the types are compatible.
19706 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19709 * c-common.c (c_parse_error): Take a token_flags parameter.
19710 Use token_type for the token type instead.
19711 Pass token_flags to cpp_type2name.
19712 * c-common.h (c_parse_error): Update declaration.
19713 * c-parser.c (c_parser_error): Pass 0 as token flags.
19715 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
19717 PR rtl-optimization/39580
19718 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
19720 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19722 * function.c (expand_function_end): Do not emit a jump to the "naked"
19723 return label for fall-through returns.
19724 * except.c (sjlj_emit_function_exit): Always place the call to the
19725 unregister function at the location installed by expand_function_end.
19727 2009-04-22 Richard Guenther <rguenther@suse.de>
19729 PR tree-optimization/39845
19730 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
19731 (gen_inbound_check): Likewise.
19733 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
19735 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
19737 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
19738 * config/vxlib.c (__gthread_once): Add race guard for PPC.
19740 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
19742 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
19743 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
19744 shift counts to avoid out-of-bounds array accesses.
19746 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
19748 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
19749 (Pmode): Move above.
19751 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
19753 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
19754 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
19755 GET_CODE macro. Use IN_RANGE macro where appropriate.
19756 * config/alpha/alpha.h: Ditto.
19757 * config/alpha/alpha.md: Ditto.
19758 * config/alpha/constraints.md: Ditto.
19759 * config/alpha/predicates.md: Ditto.
19761 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
19763 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
19764 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19765 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19766 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19767 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19768 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19769 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19770 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19771 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19772 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19773 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19774 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19775 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19776 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19777 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19778 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19779 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19780 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19781 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19782 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19783 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19784 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19785 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19786 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19787 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19788 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19789 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19791 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
19793 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
19794 references from comments.
19795 * cfgbuild.c: (count_basic_blocks): Delete.
19796 (find_basic_blocks_1): Delete.
19797 (find_basic_blocks): Delete.
19798 * except.c (finish_eh_generation): Make static. Move comment from
19799 except.h here. Remove find_basic_blocks references from comments.
19800 * except.h (finish_eh_generation): Delete.
19801 * basic-block.h (find_basic_blocks): Delete.
19802 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
19804 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
19806 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
19807 (sdbout_parms): Likewise.
19809 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
19811 * config/sh/sh.c (prepare_cbranch_operands): Use
19812 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
19813 (expand_cbranchdi4): Likewise.
19814 (from_compare): Add cast to enum type.
19815 (expand_cbranchsi4): Use add_reg_note.
19816 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
19817 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
19818 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
19819 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
19820 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
19821 instead of CODE_FOR_nothing.
19822 (cbranchdi4): Likewise. Fix the order of arguments for
19824 (push_fpscr): Use add_reg_note.
19825 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
19826 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
19828 2009-04-21 Joseph Myers <joseph@codesourcery.com>
19830 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
19831 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
19832 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
19833 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
19834 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
19835 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
19836 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
19837 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
19838 config/alpha/x-vms, config/arc/t-arc,
19839 config/arm/README-interworking, config/arm/arm-c.c,
19840 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
19841 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
19842 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
19843 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
19844 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
19845 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
19846 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
19847 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
19848 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
19849 config/cris/t-elfmulti, config/crx/t-crx,
19850 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
19851 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
19852 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
19853 config/h8300/t-h8300, config/i386/athlon.md,
19854 config/i386/darwin-libgcc.10.4.ver,
19855 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
19856 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
19857 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
19858 config/i386/t-linux64, config/i386/t-nwld,
19859 config/i386/t-rtems-i386, config/i386/t-sol2-10,
19860 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
19861 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
19862 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
19863 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
19864 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
19865 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
19866 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
19867 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
19868 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
19869 config/m68k/t-uclinux, config/mcore/t-mcore,
19870 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
19871 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
19872 config/mips/crtn.asm, config/mips/irix-crti.asm,
19873 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
19874 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
19875 config/mips/mips-fixed.md, config/mips/sb1.md,
19876 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
19877 config/mips/t-iris6, config/mips/t-isa3264,
19878 config/mips/t-libgcc-mips16, config/mips/t-linux64,
19879 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
19880 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
19881 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
19882 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
19883 config/mn10300/t-linux, config/mn10300/t-mn10300,
19884 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
19885 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
19886 config/picochip/libgccExtras/clzsi2.asm,
19887 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
19888 config/rs6000/darwin-libgcc.10.4.ver,
19889 config/rs6000/darwin-libgcc.10.5.ver,
19890 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
19891 config/rs6000/t-aix43, config/rs6000/t-aix52,
19892 config/rs6000/t-darwin, config/rs6000/t-fprules,
19893 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
19894 config/rs6000/t-lynx, config/rs6000/t-netbsd,
19895 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
19896 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
19897 config/rs6000/t-rtems, config/rs6000/t-spe,
19898 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
19899 config/score/t-score-elf, config/sh/divcost-analysis,
19900 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
19901 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
19902 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
19903 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
19904 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
19905 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
19906 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
19907 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
19908 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
19909 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
19910 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
19911 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
19912 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
19913 limitx.h, version.c, xcoff.h: Add copyright and license notices.
19914 * config/h8300/genmova.sh: Include copyright and license notices
19915 in generated output.
19916 * config/h8300/mova.md: Regenerate.
19917 * doc/install.texi2html: Include word "Copyright" in copyright
19918 notice and use name "Free Software Foundation, Inc.".
19919 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
19920 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
19921 ChangeLog-2007, ChangeLog-2008: Correct dates.
19923 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
19925 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
19926 NE_EXPR operations as well.
19927 * c-parser.c (c_parser_condition): Do not set location information on
19929 (c_parser_conditional_expression): Likewise.
19930 (c_parser_binary_expression): Set location information on operators.
19931 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
19932 TRUTH_NOT_EXPR has been folded.
19933 * fold-const.c (fold_truth_not_expr): Copy location information from
19934 the incoming expression to the outgoing one.
19935 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
19936 recursive calls on the LHS of the operator but pass that of the
19937 operator to recursive calls on the RHS of the operator. Set it
19939 (shortcut_cond_expr): Set the locus of the operator on the second
19940 COND_EXPR and that of the expression on the first in degenerate cases.
19941 Pass the locus of the expression to calls to shortcut_cond_r.
19942 Set the locus of the 'then' block on the associated jump, if any.
19943 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
19944 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
19945 expression to call to gimplify_boolean_expr.
19947 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
19949 * config.gcc: Add additional configuration for
19950 i686-w64-mingw* and x86_64-w64-mingw* triplet.
19951 * config/i386/mingw-w64.h: New mingw-w64 specific header.
19952 (CPP_SPEC): Redefine for allowing -municode option.
19953 (STARTFILE_SPEC): Likewise.
19954 * config/i386/t-mingw-w64: New.
19955 * config/i386/mingw-w64.opt: New.
19956 (municode): Add new target option.
19957 * doc/invoke.texi (municode): Add documentation for new option.
19959 2009-04-21 Ian Lance Taylor <iant@google.com>
19961 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
19962 Correct test for number of arguments.
19963 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
19965 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
19967 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
19968 argument of emit_library_call.
19970 2009-04-21 Richard Guenther <rguenther@suse.de>
19972 PR middle-end/39829
19973 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
19974 inside VIEW_CONVERT_EXPRs.
19976 2009-04-21 Martin Jambor <mjambor@suse.cz>
19978 * tree-switch-conversion.c (build_constructors): Split a long line.
19979 (constructor_contains_same_values_p): New function.
19980 (build_one_array): Create assigns of constants if possible, do not
19981 call mark_sym_for_renaming, call update_stmt.
19982 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
19983 make_rename_temp. Do not call mark_symbols_for_renaming, call
19985 (gen_def_assigns): Do not call mark_symbols_for_renaming or
19986 find_new_referenced_vars, call update_stmt.
19987 (gen_inbound_check): Use create_tmp_var and create ssa names manually
19988 instead of calling make_rename_temp. Do not call
19989 find_new_referenced_vars or mark_symbols_for_renaming, call
19992 2009-04-21 Richard Guenther <rguenther@suse.de>
19994 PR tree-optimization/39827
19995 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
19996 (tree_ssa_phiprop): Pass the correct array size.
19998 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
20000 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
20002 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
20005 * c-typeck.c (lvalue_p): Move declaration ...
20006 * c-common.h (lvalue_p): ... to here.
20007 * c-common.c (candidate_equal_p): New.
20008 (add_tlist): Use it.
20009 (merge_tlist): Use it.
20010 (warn_for_collisions_1): Likewise.
20011 (warning_candidate_p): Accept more candidates.
20012 (verify_tree): A warning candidate can be an expression. Use
20015 2009-04-21 Ben Elliston <bje@au.ibm.com>
20018 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
20019 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
20020 options. Remove -mcall-solaris documentation.
20022 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20025 * doc/invoke.texi (-Wlong-long): Update description.
20026 * c-lex (interpret_integer): Only warn if there was no previous
20027 overflow and -Wlong-long is enabled.
20028 * c-decl.c (declspecs_add_type): Drop redundant flags.
20029 * c.opt (Wlong-long): Init to -1.
20030 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
20031 and front-end warn_long_long. Wlong-long only depends on other
20032 flags if it is uninitialized.
20033 * c-parser.c (disable_extension_diagnostics): warn_long_long is
20034 the same for CPP and FE.
20035 (restore_extension_diagnostics): Likewise.
20037 2009-04-20 Ian Lance Taylor <iant@google.com>
20039 Fix enum conversions which are invalid in C++:
20040 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
20041 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
20042 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
20043 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
20044 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
20045 (dbxout_parms): Likewise.
20046 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
20047 (df_clear_flags): Likewise.
20048 * df-problems.c (df_rd_bb_local_compute_process_def): Change
20049 top_flag parameter to int.
20050 (df_chain_create_bb_process_use): Likewise.
20051 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
20053 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
20054 (df_ref_create_structure, df_def_record_1): Likewise.
20055 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
20056 (df_notes_rescan): Change 0 to VOIDmode in function call.
20057 (df_get_call_refs, df_insn_refs_collect): Likewise.
20058 (df_bb_regs_collect): Likewise.
20059 (df_entry_block_defs_collect): Likewise.
20060 (df_exit_block_uses_collect): Likewise.
20061 * df.h: Update declarations.
20062 * double-int.c (double_int_divmod): Add cast to enum type.
20063 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
20064 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
20065 (based_loc_descr): Likewise.
20066 (loc_descriptor_from_tree_1): Change first_op and second_op to
20067 enum dwarf_location_atom. Add cast to enum type.
20068 * expmed.c (init_expmed): Change 0 to SET in function call.
20069 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
20070 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
20071 (do_store_flag): Likewise.
20072 * fixed-value.h (struct fixed_value): Change mode to enum
20074 * function.c (assign_parms): Change 0 to VOIDmode in function call.
20075 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
20077 (insert_insn_decl, insert_decl, insert_state): Likewise.
20078 (automata_list_finish): Likewise.
20079 * genrecog.c (process_define_predicate): Add cast to enum type.
20080 * gensupport.c (init_predicate_table): Add cast to enum type.
20081 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
20083 (gimple_build_call_1, gimple_build_label): Likewise.
20084 (gimple_build_goto, gimple_build_asm_1): Likewise.
20085 (gimple_build_switch_1, gimple_build_cdt): Likewise.
20086 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
20087 (enum fallback): Rename from enum fallback_t.
20088 (fallback_t): Typedef as int.
20089 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
20090 GSI_SAME_STMT in function call.
20091 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
20093 (setup_reg_class_relations): Likewise.
20094 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
20095 (setup_prohibited_class_mode_regs): Add cast to enum type.
20096 (setup_prohibited_mode_move_regs): Likewise.
20097 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
20098 (record_address_regs): Change i to enum reg_class.
20099 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
20100 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
20101 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
20102 (GET_MODE_2XWIDER_MODE): Likewise.
20103 (GET_CLASS_NARROWEST_MODE): Likewise.
20104 * omp-low.c (expand_omp_for): Add cast to enum type.
20105 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
20106 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
20107 * postreload.c (reload_cse_simplify_operands): Change rclass local
20109 * predict.c (combine_predictions_for_insn): Change best_predictor
20110 and predictor to enum br_predictor.
20111 (combine_predictions_for_bb): Likewise.
20112 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
20113 use SET_PREDICT_EXPR_OUTCOME.
20114 * real.c (real_arithmetic): Change icode to code in function call.
20115 * reginfo.c (init_move_cost): Add casts to enum type.
20116 (init_reg_sets_1, init_fake_stack_mems): Likewise.
20117 * regmove.c (regclass_compatible_p): Change class0 and class1 to
20119 * reload.c (find_valid_class): Add casts to enum type.
20120 (push_reload): Change 0 to NO_REGS in function call.
20121 (find_reloads): Change this_alternative to array of enum
20122 reg_class. Remove some now-unnecessary casts.
20123 (make_memloc): Change 0 to VOIDmode in function call.
20124 * reload1.c (reload): Change 0 to VOIDmode in function call.
20125 (eliminate_regs_1, elimination_effects): Likewise.
20126 (eliminate_regs_in_insn): Likewise.
20127 (emit_input_reload_insns): Add cast to enum type.
20128 (delete_output_reload): Change 0 to VOIDmode in function call.
20129 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
20130 to enum type in function call.
20131 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
20132 (SET_PREDICT_EXPR_OUTCOME): Define.
20133 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
20134 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
20135 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
20136 (dump_function): Likewise.
20137 * tree-dump.h: Update declarations.
20138 * tree-pass.h: Update declarations.
20139 * varasm.c (assemble_integer): Change mclass to enum mode_class.
20140 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
20142 (arm_rtx_costs_1): Correct parenthesization.
20143 (arm_rtx_costs): Add casts to enum type.
20144 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
20145 (vfp_emit_fstmd): Use add_rg_note.
20146 (emit_multi_reg_push, emit_sfm): Likewise.
20147 (thumb_set_frame_pointer): Likewise.
20148 (arm_expand_prologue): Likewise.
20149 (arm_regno_class): Change return type to enum reg_class.
20150 (thumb1_expand_prologue): Use add_reg_note.
20151 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
20152 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
20154 * config/arm/gentune.sh: Add cast to enum type.
20155 * config/arm/arm-tune.md: Rebuild.
20156 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
20157 (ix86_split_fp_branch, predict_jump): Likewise.
20158 (ix86_expand_multi_arg_builtin): Change sub_code from enum
20159 insn_code to enum rtx_code.
20160 (ix86_builtin_vectorized_function): Add cast to enum type.
20161 * config/i386/i386.md (truncdfsf2): Change slot to enum
20163 (truncxf<mode>2, isinf<mode>2): Likewise.
20164 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
20166 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
20167 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
20168 (insert_bundle_state): Change 1 to INSERT in function call.
20169 (ia64_add_bundle_selector_before): Likewise.
20170 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
20171 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
20172 (restore_stack_nonlocal): Likewise.
20173 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
20175 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
20177 (mips_rtx_costs): Likewise.
20178 (mips_override_options): Add casts to enum type.
20179 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
20181 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
20182 (store_reg, set_reg_plus_d): Likewise.
20183 (hppa_expand_prologue, hppa_profile_hook): Likewise.
20184 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
20186 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
20188 (emit_unlikely_jump): Use add_reg_note.
20189 (rs6000_emit_allocate_stack): Likewise.
20190 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
20191 (output_toc): Change 1 to INSERT in function call.
20192 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
20193 (rs6000_initialize_trampoline): Likewise.
20194 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
20196 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
20197 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
20198 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
20199 (save_gprs): Use add_reg_note.
20200 (s390_emit_prologue): Likewise.
20201 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20202 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
20203 (sparc_fold_builtin): Add cast to enum type.
20204 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
20206 (spu_expand_prologue): Use add_reg_note.
20207 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
20209 2009-04-20 Ian Lance Taylor <iant@google.com>
20211 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
20212 (c_parser_postfix_expression_after_primary): Get VEC for list of
20213 arguments. Get original types of arguments. Call
20214 build_function_call_vec.
20215 (cached_expr_list_1, cached_expr_list_2): New static variables.
20216 (c_parser_expr_list): Change return type to VEC *. Add
20217 p_orig_types parameter. Change all callers.
20218 (c_parser_release_expr): New static function.
20219 (c_parser_vec_to_tree_list): New static function.
20220 * c-typeck.c (build_function_call): Rewrite to build a VEC and
20221 call build_function_call_vec.
20222 (build_function_call_vec): New function, based on old
20223 build_function_call.
20224 (convert_arguments): Remove nargs and argarray parameters. Change
20225 values to a VEC. Add origtypes parameter.
20226 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
20227 (convert_for_assignment): Add origtype parameter. Change all
20228 callers. If warn_cxx_compat, check for conversion to an enum
20229 type when calling a function.
20230 (store_init_value): Add origtype parameter. Change all callers.
20231 (digest_init): Likewise.
20232 (struct init_node): Add origtype field.
20233 (add_pending_init): Add origtype parameter. Change all callers.
20234 (output_init_element): Likewise.
20235 (output_pending_init_elements): Pass origtype from init_node to
20236 output_init_element.
20237 (process_init_element): Pass origtype from c_expr to
20238 output_init_element.
20239 (c_finish_return): Add origtype parameter. Change all callers.
20240 * c-common.c (sync_resolve_size): Change params to VEC *. Change
20242 (sync_resolve_params): Likewise.
20243 (sync_resolve_return): Change params to first_param. Change caller.
20244 (resolve_overloaded_builtins): Change params to VEC *. Change
20245 callers. Save first parameter around call to build_function_call_vec.
20246 * c-decl.c (finish_decl): Add origtype parameter. Change all
20247 callers. Call build_function_call_vec rather than
20248 build_function_call for cleanup.
20249 * c-tree.h: Update declarations.
20250 * c-common.h: Update declarations.
20251 * stub-objc.c (objc_rewrite_function_call): Change parameter from
20252 params to first_param.
20253 * target.h (struct gcc_target): Change resolve_overloaded_builtin
20254 params parameter from tree to void *.
20255 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
20256 Change arglist parameter to have type void *, and to be a pointer
20258 * config/rs6000/rs6000-protos.h
20259 (altivec_resolve_overloaded_builtin): Update declaration.
20260 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
20261 fnargs parameter to have type void *, and to be a pointer to a
20262 VEC. Call build_function_call_vec instead of
20263 build_function_call.
20264 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
20266 2009-04-20 Joey Ye <joey.ye@intel.com>
20267 Xuepeng Guo <xuepeng.guo@intel.com>
20268 H.J. Lu <hongjiu.lu@intel.com>
20270 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
20272 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
20273 (IX86_LEA_PRIORITY): Likewise.
20274 (distance_non_agu_define): New function.
20275 (distance_agu_use): Likewise.
20276 (ix86_lea_for_add_ok): Likewise.
20277 (ix86_dep_by_shift_count): Likewise.
20279 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
20280 should split for LEA.
20282 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
20284 (ix86_dep_by_shift_count): Likewise.
20286 2009-04-20 Richard Guenther <rguenther@suse.de>
20288 * expr.c (handled_component_p): Move ...
20289 * tree.h (handled_component_p): ... here.
20290 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
20291 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
20292 and REALPART_EXPR to be in one group.
20294 2009-04-20 Richard Guenther <rguenther@suse.de>
20296 * basic-block.h (get_all_dominated_blocks): Declare.
20297 * dominance.c (get_all_dominated_blocks): New function.
20298 * tree-cfg.c (get_all_dominated_blocks): Remove.
20299 (remove_edge_and_dominated_blocks): Adjust.
20300 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
20301 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
20302 instead of recursing.
20304 2009-04-20 Doug Kwan <dougkwan@google.com>
20306 * cgraph.h (cgraph_node_ptr): New type for vector functions.
20307 (struct cgraph_node_set_def): New type.
20308 (cgraph_node_set) New type. Also declare vector functions.
20309 (struct cgraph_node_set_element_def): New type.
20310 (cgraph_node_set_element): Ditto.
20311 (cgraph_node_set_iterator): New iterator type.
20312 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
20313 cgraph_node_set_remove, dump_cgraph_node_set,
20314 debug_cgraph_node_set): New prototypes.
20315 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
20316 cgraph_node_set_size): New inlines.
20317 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
20318 including cgraph.h.
20319 (struct ipa_opt_pass): Add struct cgraph_node_set_def
20320 argument to function 'write_summary'.
20321 * ipa.c: Include ggc.h.
20322 (hash_cgraph_node_set_element,
20323 eq_cgraph_node_set_element, cgraph_node_set_new,
20324 cgraph_node_set_add, cgraph_node_set_remove,
20325 cgraph_node_set_find, dump_cgraph_node_set,
20326 debug_cgraph_node_set): New functions.
20327 * Makefile.in (ipa.o): Add dependency on GGC_H.
20329 2009-04-20 Ira Rosen <irar@il.ibm.com>
20331 PR tree-optimization/39675
20332 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
20333 check of the return code of vect_schedule_slp. Check that
20334 stmt_vec_info still exists for the statement, before checking its
20335 vectorization type.
20337 2009-04-20 Michael Matz <matz@suse.de>
20339 * Makefile.in (generated_files): Take out $(simple_generated_c).
20341 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
20343 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
20344 (UINTPTR_TYPE): Likewise.
20346 2009-04-19 Joseph Myers <joseph@codesourcery.com>
20349 * c-typeck.c (digest_init): Check for initializing an array with a
20352 2009-04-19 Joseph Myers <joseph@codesourcery.com>
20355 * c-semantics.c (pop_stmt_list): Propagate
20356 STATEMENT_LIST_HAS_LABEL to parent statement list.
20358 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
20360 * config/mips/mips.h (mips_tune_attr): New macro.
20361 * config/mips/mips.md (cpu): Use it.
20363 2009-04-19 Joseph Myers <joseph@codesourcery.com>
20366 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
20369 2009-04-19 Diego Novillo <dnovillo@google.com>
20371 * toplev.c (compile_file): Move call to coverage_finish ...
20372 * cgraphunit.c (ipa_passes): ... here.
20373 Call cgraph_process_new_functions.
20374 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
20375 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
20377 2009-04-19 Jan Hubicka <jh@suse.cz>
20379 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
20381 (dump_cgraph_node): Dump can throw external flag.
20382 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
20384 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
20388 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
20389 * common.opt (Wlogical-op): Move from here...
20390 * c.opt (Wlogical-op): ... to here.
20391 * c-typeck.c (parser_build_binary_op): Update call to
20392 warn_logical_operator.
20393 * c-opts.c (c_common_post_options): Enable warn_logical_op with
20395 * c-common.c (warn_logical_op): Update.
20396 * c-common.h (warn_logical_op): Update declaration.
20398 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
20400 * tree.c (protected_set_expr_location): Fix formatting.
20402 2009-04-18 Joseph Myers <joseph@codesourcery.com>
20405 * c-typeck.c (readonly_warning): new.
20406 (build_unary_op, build_modify_expr): Use readonly_warning for
20407 storing into something readonly but not const-qualified.
20409 2009-04-18 Joseph Myers <joseph@codesourcery.com>
20412 * c-typeck.c (build_unary_op): Check for taking address of
20413 expression of type void.
20415 2009-04-18 Joseph Myers <joseph@codesourcery.com>
20418 * c-typeck.c (build_function_call): Check for calling a function
20419 with qualified void return types. Call require_complete_type when
20422 2009-04-18 Jan Hubicka <jh@suse.cz>
20424 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
20426 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
20427 can_throw_external flag.
20428 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
20429 * ipa-pure-const.c (ignore_edge): New function.
20430 (propagate): Compute order for NOTHROW computation; set NOTHROWs
20431 only over can_throw_external edges.
20432 (local_pure_const): Add nothrow flag.
20433 * ipa-utils.c (searchc): Add ignore_edge callback.
20434 (ipa_utils_reduced_inorder): Add ignore_edge callback.
20435 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
20436 (set_nothrow_function_flags): Update cgraph.
20437 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
20439 2009-04-18 Richard Guenther <rguenther@suse.de>
20441 PR middle-end/39804
20442 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
20443 (fold_stmt): ... this and ...
20444 (fold_stmt_inplace): ... this.
20445 (fold_stmt_1): Fold references in calls and asms.
20446 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
20448 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
20450 * tree-vrp.c (ssa_name_nonzero_p): Remove.
20451 * tree.h: Remove the prototype for ssa_name_nonzero_p.
20453 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
20455 * tree.c (function_args_count): Remove.
20456 * tree.h: Remove the prototype for function_args_count.
20458 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
20460 * tree-iterator.c (expr_only): Remove.
20461 * tree.h: Remove the prototype for expr_only.
20463 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
20465 * reginfo.c (cannot_change_mode_set_regs): Remove.
20466 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
20468 2009-04-08 Anatoly Sokolov <aesok@post.ru>
20470 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
20471 whether operands 0 and 1 overlaps.
20473 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
20475 PR middle-end/36902
20476 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
20477 pointer. Use warning_at instead of warning.
20478 (search_for_addr_array): Likewise.
20479 (check_array_bounds): Likewise.
20480 (check_all_array_refs): Check that the incoming edge is not in the
20481 list of edges to be removed.
20482 (check_all_array_refs): Avoid the temporal pointer.
20483 (vrp_visit_cond_stmt): Fix typo.
20484 (simplify_switch_using_ranges): Handle the case where the switch
20485 index is an integer constant.
20487 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
20489 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
20491 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
20493 * doc/extend.texi, doc/invoke.texi: Fix typos.
20495 2009-04-17 Cary Coutant <ccoutant@google.com>
20497 * tree-flow-inline.h (get_lineno): Fix inverted test.
20499 2009-04-17 Diego Novillo <dnovillo@google.com>
20501 * tree-ssa-pre.c (create_expression_by_pieces): Remove
20502 assertion for AVAIL_OUT.
20504 2009-04-17 Mike Frysinger <vapier@gentoo.org>
20507 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
20508 * config/sh/linux-atomic.asm: Likewise.
20510 2009-04-17 Diego Novillo <dnovillo@google.com>
20512 * except.c (debug_eh_tree): New.
20513 (struct eh_region, struct eh_status): Move ...
20514 * except.h: ... here.
20515 (add_type_for_runtime): Declare extern.
20516 (lookup_type_for_runtime): Likewise.
20517 (debug_eh_tree): Declare.
20518 * Makefile.in (GTFILES): List except.h before except.c
20520 2009-04-17 Diego Novillo <dnovillo@google.com>
20522 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
20523 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
20524 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
20525 (find_vars_r): ... here.
20526 * tree-flow.h (find_referenced_vars_in): Declare.
20527 * tree-ssa-pre.c (create_expression_by_pieces): Assert
20528 that AVAIL_OUT exists for BLOCK.
20529 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
20530 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
20531 (tree-parloops.o): Likewise.
20533 2009-04-17 Simon Baldwin <simonb@google.com>
20535 * toplev.c (default_tree_printer): Add handling for %E format.
20537 2009-04-17 Diego Novillo <dnovillo@google.com>
20539 * tree-pretty-print.c (dump_generic_node): Add break after
20540 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
20541 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
20542 FUNCTION_TYPE together. Call print_struct_decl when printing
20543 structures and TDF_SLIM is not given.
20544 (print_struct_decl): Fix logic for detecting recursion.
20546 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
20549 * gcc.c (create_at_file): New.
20550 (compile_input_file_p): New.
20551 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
20552 * main.c (main): Update call to toplev_main.
20553 * toplev.c (toplev_main): Change signature. Call expandargv.
20554 * toplev.h (toplev_main): Change signature.
20556 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
20558 * dwarf2out.c (field_byte_offset): Use the type size as the field size
20559 if the latter is not constant.
20561 2009-04-17 David Edelsohn <edelsohn@gnu.org>
20563 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
20565 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
20567 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
20568 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
20570 2009-04-17 Richard Guenther <rguenther@suse.de>
20572 * tree-ssa-structalias.c (get_constraint_for_component_ref):
20573 Handle component references view-converting an invariant address.
20575 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
20577 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
20578 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
20579 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
20580 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
20581 Use @deftypevr rather than @deftypevar.
20583 2009-04-17 Richard Guenther <rguenther@suse.de>
20585 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
20586 (get_prop_source_stmt): Likewise.
20587 (can_propagate_from): Likewise.
20589 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
20591 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
20592 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
20593 (--with-multilib-list): Add default value.
20594 * configure: Regenerate.
20595 * Makefile.in (TM_ENDIAN_CONFIG): Define.
20596 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
20597 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
20598 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
20599 Don't add default cpu to multilib list unnecessarily, but do enable
20600 the relevant compiler option..
20601 Add support for --with-multilib-list=<blank> and
20602 --with-multilib-list=!<somelib> to supress unwanted multilibs.
20603 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
20604 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
20605 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
20606 TM_MULTILIB_CONFIG.
20607 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
20608 (MULTILIB_OSDIRNAMES): New variable.
20609 * config/sh/t-1e: Delete file.
20610 * config/sh/t-mlib-sh1: Delete file.
20611 * config/sh/t-mlib-sh2: Delete file.
20612 * config/sh/t-mlib-sh2a: Delete file.
20613 * config/sh/t-mlib-sh2a-nofpu: Delete file.
20614 * config/sh/t-mlib-sh2a-single: Delete file.
20615 * config/sh/t-mlib-sh2a-single-only: Delete file.
20616 * config/sh/t-mlib-sh2e: Delete file.
20617 * config/sh/t-mlib-sh3e: Delete file.
20618 * config/sh/t-mlib-sh4: Delete file.
20619 * config/sh/t-mlib-sh4-nofpu: Delete file.
20620 * config/sh/t-mlib-sh4-single: Delete file.
20621 * config/sh/t-mlib-sh4-single-only: Delete file.
20622 * config/sh/t-mlib-sh4a: Delete file.
20623 * config/sh/t-mlib-sh4a-nofpu: Delete file.
20624 * config/sh/t-mlib-sh4a-single: Delete file.
20625 * config/sh/t-mlib-sh4a-single-only: Delete file.
20626 * config/sh/t-mlib-sh4al: Delete file.
20627 * config/sh/t-mlib-sh5-32media: Delete file.
20628 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
20629 * config/sh/t-mlib-sh5-64media: Delete file.
20630 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
20631 * config/sh/t-mlib-sh5-compact: Delete file.
20632 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
20633 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
20634 * doc/install.texi (Options specification): Add
20635 --with-multilib-list and --with-endian.
20637 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
20639 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
20641 (OBJS-common): Add plugin-version.o.
20642 (plugin-version.o): New.
20643 * gcc-plugin.h (plugin_gcc_version): New.
20644 (plugin_default_version_check): New.
20645 (plugin_init_func, plugin_init): Add version argument.
20646 * plugin-version.c: New.
20647 * plugin.c (str_plugin_gcc_version_name): New.
20648 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
20649 pass it to the init function.
20650 (plugin_default_version_check): New.
20652 2009-04-17 Richard Guenther <rguenther@suse.de>
20654 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
20655 for decl-vs-decl disambiguation.
20657 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
20659 * config/s390/s390.h (s390_tune_attr): New macro definition.
20660 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
20662 2009-04-17 Richard Guenther <rguenther@suse.de>
20664 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
20665 (fold_stmt_r): Likewise.
20666 (maybe_fold_reference): New function.
20667 (fold_gimple_assign): Handle cases fold_stmt_r did.
20668 (fold_stmt): Do not use fold_stmt_r.
20669 (fold_stmt_inplace): Likewise.
20671 2009-04-17 Richard Guenther <rguenther@suse.de>
20673 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
20674 (record_equivalences_from_stmt): Remove useless checks and
20676 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
20677 the type is already suitable.
20679 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
20681 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
20683 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
20685 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
20686 (CMPtype): Define as __gcc_CMPtype.
20688 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
20690 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
20691 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
20693 2009-04-17 Richard Guenther <rguenther@suse.de>
20695 PR tree-optimization/39746
20696 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
20697 special-casing for builtins and static variable use/def.
20698 (call_may_clobber_ref_p_1): Likewise.
20700 2009-04-16 Ian Lance Taylor <iant@google.com>
20702 * df.h: Include "timevar.h".
20703 (struct df_problem): Change tv_id field to timevar_id_t.
20704 * tree-pass.h: Include "timevar.h".
20705 (struct opt_pass): Change tv_id field to timevar_id_t.
20706 * timevar.h (timevar_id_t): Define TV_NONE.
20707 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
20708 TV_NONE rather than tv_id != 0.
20709 (execute_one_pass): Likewise.
20710 * Makefile.in (DF_H): Add $(TIMEVAR_H).
20711 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
20712 dependencies to $(TREE_PASS_H).
20713 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
20715 (pass_branch_target_load_optimize2): Likewise.
20716 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
20717 (pass_outof_cfg_layout_mode): Likewise.
20718 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
20719 (pass_rebuild_cgraph_edges): Likewise.
20720 (pass_remove_cgraph_callee_edges): Likewise.
20721 * df-core.c (pass_df_initialize_opt): Likewise.
20722 (pass_df_initialize_no_opt): Likewise.
20723 (pass_df_finish): Likewise.
20724 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
20725 * except.c (pass_set_nothrow_function_flags): Likewise.
20726 (pass_convert_to_eh_region_ranges): Likewise.
20727 * final.c (pass_compute_alignments): Likewise.
20728 * function.c (pass_instantiate_virtual_regs): Likewise.
20729 (pass_init_function): Likewise.
20730 (pass_leaf_regs): Likewise.
20731 (pass_match_asm_constraints): Likewise.
20732 * gimple-low.c (pass_lower_cf): Likewise.
20733 (pass_mark_used_blocks): Likewise.
20734 * init-regs.c (pass_initialize_regs): Likewise.
20735 * integrate.c (pass_initial_value_sets): Likewise.
20736 * ira.c (pass_ira): Likewise.
20737 * jump.c (pass_cleanup_barriers): Likewise.
20738 * omp-low.c (pass_expand_omp): Likewise.
20739 (pass_lower_omp): Likewise.
20740 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
20741 * recog.c (pass_split_all_insns): Likewise.
20742 (pass_split_after_reload): Likewise.
20743 (pass_split_before_regstack): Likewise.
20744 (pass_split_before_sched2): Likewise.
20745 (pass_split_for_shorten_branches): Likewise.
20746 * reginfo.c (pass_reginfo_init): Likewise.
20747 (pass_subregs_of_mode_init): Likewise.
20748 (pass_subregs_of_mode_finish): Likewise.
20749 * passes.c (pass_postreload): Likewise.
20750 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
20751 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
20752 (pass_warn_function_return): Likewise.
20753 (pass_warn_function_noreturn): Likewise.
20754 * tree-complex.c (pass_lower_complex): Likewise.
20755 (pass_lower_complex_O0): Likewise.
20756 * tree-if-conv.c (pass_if_conversion): Likewise.
20757 * tree-into-ssa.c (pass_build_ssa): Likewise.
20758 * tree-mudflap.c (pass_mudflap_1): Likewise.
20759 (pass_mudflap_2): Likewise.
20760 * tree-nomudflap.c (pass_mudflap_1): Likewise.
20761 (pass_mudflap_2): Likewise.
20762 * tree-nrv.c (pass_return_slot): Likewise.
20763 * tree-object-size.c (pass_object_sizes): Likewise.
20764 * tree-optimize.c (pass_all_optimizations): Likewise.
20765 (pass_early_local_passes): Likewise.
20766 (pass_all_early_optimizations): Likewise.
20767 (pass_cleanup_cfg): Likewise.
20768 (pass_cleanup_cfg_post_optimizing): Likewise.
20769 (pass_free_datastructures): Likewise.
20770 (pass_free_cfg_annotations): Likewise.
20771 (pass_fixup_cfg): Likewise.
20772 (pass_init_datastructures): Likewise.
20773 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
20774 (pass_late_warn_uninitialized): Likewise.
20775 (pass_update_address_taken): Likewise.
20776 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
20777 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
20778 (pass_cse_sincos): Likewise.
20779 (pass_convert_to_rsqrt): Likewise.
20780 * tree-ssa-structalias.c (pass_build_alias): Likewise.
20781 * tree-stdarg.c (pass_stdarg): Likewise.
20782 * tree-tailcall.c (pass_tail_recursion): Likewise.
20783 (pass_tail_calls): Likewise.
20784 * tree-vect-generic.c (pass_lower_vector): Likewise.
20785 (pass_lower_vector_ssa): Likewise.
20786 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
20788 2009-04-16 Joseph Myers <joseph@codesourcery.com>
20790 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
20792 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
20794 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
20795 logical and signext.
20797 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
20800 * config/sh/predicates.md (arith_operand): Check if the operand
20801 of TRUNCATE is a REG.
20803 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
20805 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
20806 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
20808 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
20810 * tree-iterator.c (tsi_split_statement_list_after,
20811 tsi_split_statement_list_before): Remove.
20812 * tree-iterator.h: Remove the prototypes for
20813 tsi_split_statement_list_after and tsi_split_statement_list_before.
20815 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
20817 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
20818 * tree-ssa-propagate.h: Remove the prototype for
20819 stmt_makes_single_load.
20821 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
20823 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
20824 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
20826 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
20828 * tree-iterator.c (EXPR_LAST_BODY): Remove.
20830 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
20832 * except.c (eh_region_outer_p): Remove.
20833 * except.h: Remove the prototype for eh_region_outer_p.
20835 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
20837 * function.c (current_function_assembler_name): Remove.
20838 * function.h: Remove the prototype for
20839 current_function_assembler_name.
20841 2009-04-16 Ian Lance Taylor <iant@google.com>
20843 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
20844 (add_reg_note): Call alloc_reg_note.
20845 * rtl.h (alloc_reg_note): Declare.
20846 * combine.c (try_combine): Use alloc_reg_note.
20847 (recog_for_combine, move_deaths): Likewise.
20848 (distribute_notes): Use alloc_reg_note and add_reg_note.
20849 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
20850 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
20851 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
20853 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
20855 PR rtl-optimization/39762
20856 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
20857 ira_may_move_out_cost): Add comments about way of their usage.
20858 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
20860 * ira-conflicts.c (process_regs_for_copy): Use function
20861 ira_get_register_move_cost instead of global
20862 ira_register_move_cost.
20864 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
20865 color_pass, move_spill_restore, update_curr_costs): Ditto.
20867 * ira-lives.c (process_single_reg_class_operands): Ditto.
20869 * ira-emit.c (emit_move_list): Ditto.
20871 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
20872 (record_reg_classes): Ditto. Use functions
20873 ira_get_register_move_cost and ira_get_may_move_cost instead of
20874 global vars ira_register_move_cost, ira_may_move_out_cost and
20875 ira_may_move_in_cost.
20876 (record_address_regs): Don't call ira_init_register_move_cost.
20877 Use function ira_get_may_move_cost instead of global
20878 ira_may_move_in_cost.
20879 (process_bb_node_for_hard_reg_moves): Use function
20880 ira_get_register_move_cost instead of global ira_register_move_cost.
20881 (ira_costs): Don't call ira_init_register_move_cost.
20883 2009-04-16 Richard Guenther <rguenther@suse.de>
20885 * tree-cfg.c (verify_gimple_assign_binary):
20886 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
20887 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
20888 (create_general_new_stmt): Note that this function is broken.
20890 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
20892 * common.opt (fhelp): Add Var(help_flag).
20893 * gcc-plugin.h (plugin_info): Add help.
20894 * plugin.c (plugin_name_args): Add help.
20895 (register_plugin_info): Set plugin->help.
20896 (print_help_one_plugin): New.
20897 (print_plugins_help): New.
20898 * plugin.h (print_plugins_help): New.
20899 * toplev.c (toplev_main): Call print_plugins_help if needed.
20901 2009-04-16 Richard Guenther <rguenther@suse.de>
20903 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
20904 (gimple_ior_addresses_taken_1): New function.
20905 (gimple_ior_addresses_taken): Likewise.
20906 * gimple.h (struct gimple_statement_with_ops_base): Remove
20907 addresses_taken member.
20908 (gimple_ior_addresses_taken): Declare.
20909 (gimple_addresses_taken, gimple_addresses_taken_ptr,
20910 gimple_set_addresses_taken): Remove.
20911 * ipa-reference.c (mark_address): New function.
20912 (scan_stmt_for_static_refs): Use it for marking addresses taken.
20913 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
20914 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
20915 (gimple_add_to_addresses_taken): Remove.
20916 (get_tmr_operands): Call mark_address_taken.
20917 (get_asm_expr_operands): Likewise.
20918 (get_expr_operands): Likewise.
20919 (build_ssa_operands): Do not clear the addresses_taken bitmap.
20920 (free_stmt_operands): Do not free it.
20921 * tree-ssa.c (delete_tree_ssa): Likewise.
20922 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
20924 2009-04-16 Richard Guenther <rguenther@suse.de>
20926 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
20927 (walk_stmt_load_store_ops): Likewise.
20928 * gimple.c (get_base_loadstore): New function.
20929 (walk_stmt_load_store_addr_ops): Likewise.
20930 (walk_stmt_load_store_ops): Likewise.
20931 * ipa-pure-const.c (check_op): Simplify.
20932 (check_load, check_store): New functions.
20933 (check_stmt): Use walk_stmt_load_store_ops.
20934 * ipa-reference.c (mark_load): Adjust signature.
20935 (mark_store): Likewise.
20936 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
20938 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
20940 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
20941 (plugin_info): New.
20942 * opts.c (common_handle_option): Don't call print_version.
20943 * plugin.c (plugin_name_args): Add version.
20944 (register_plugin_info): New.
20945 (register_callback): Handle PLUGIN_INFO.
20946 (try_init_one_plugin): New.
20947 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
20949 (finalize_one_plugin): New.
20950 (finalize_plugins): New.
20951 (print_one_plugin): New.
20952 (print_plugins_versions): New.
20953 * plugin.h (print_plugins_versions): New.
20954 (finalize_plugins): New.
20955 * toplev.c (compile_file): Don't call initialize_plugins.
20956 (print_version): Call print_plugins_versions.
20957 (toplev_main): Call initialize_plugins. Print version if needed.
20958 Call finalize_plugins.
20960 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
20962 * common.opt (fversion): New.
20963 * gcc.c (print_version): New.
20964 (process_command): Don't print the version. Just set print_version.
20965 (main): Print version. Call subprocesses if print_version and
20966 verbose_flag are set.
20967 * opts.c (common_handle_option): Handle OPT_fversion.
20969 2009-04-16 Richard Guenther <rguenther@suse.de>
20970 Ira Rosen <irar@il.ibm.com>
20972 PR tree-optimization/39698
20973 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
20974 type of the reduction variable. Only generate the def if
20977 * omp-low.c (expand_omp_for_generic): When converting to a pointer
20978 make sure to first convert to an integer of the same precision.
20979 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
20980 the type of the evolution correctly in computing the new
20981 induction variable base.
20983 2009-04-16 Richard Guenther <rguenther@suse.de>
20985 PR middle-end/39625
20986 * tree-cfg.c (make_blocks): Split statements with to-be
20987 abnormal SSA names on the lhs.
20989 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
20991 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
20992 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
20993 * c-typeck.c (really_start_incremental_init): Likewise.
20994 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
20995 (TARGET_INITIALIZER): Remove it.
20996 * target.h (struct target): Remove vector_opaque_p.
20997 * tree.c (build_opaque_vector_type): New.
20998 * tree.h (TYPE_VECTOR_OPAQUE): New.
20999 (build_opaque_vector_type): Declare.
21000 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
21001 * config/rs6000/rs6000.c (build_opaque_vector_type,
21002 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
21003 (rs6000_init_builtins): Use build_opaque_vector_type for
21004 opaque_V4SI_type_node.
21006 2009-04-15 Catherine Moore <clm@codesourcery.com>
21008 * debug.h (set_name): Declare.
21009 * dwarf2out.c (dwarf2out_set_name): Declare.
21010 (dwarf2_debug_hooks): Add set_name.
21011 (find_AT_string): New.
21012 (add_AT_string): Call find_AT_string.
21013 (dwarf2out_set_name): New.
21014 * cp/decl.c (grokdeclarator): Call set_name.
21015 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
21016 * debug.c (do_nothing_debug_hooks): Likewise.
21017 * dbxout.c (dbx_debug_hooks): Likewise.
21018 * sdbout.c (sdb_debug_hooks): Likewise.
21020 2009-04-15 Michael Eager <eager@eagercon.com>
21022 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
21023 reg for single-precision FPU.
21024 * config/rs6000/rs6000.md (movsi_internal1): Only for
21025 !TARGET_SINGLE_FPU.
21026 (movsi_internal1_single): New. Add pattern to move SI values to/from
21027 single-precision FP regs.
21029 2009-04-15 Richard Guenther <rguenther@suse.de>
21031 * omp-low.c (lower_rec_input_clauses): Build correct address
21033 (expand_omp_for_generic): Fix multiplication type.
21034 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
21035 (generate_memset_zero): Fix types.
21036 * tree-profile.c (prepare_instrumented_value): Correctly
21039 2009-04-15 Ian Lance Taylor <iant@google.com>
21041 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
21042 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
21043 for -Wall and for -Wc++-compat.
21044 (c_common_post_options): For C++, set warn_enum_compare if not
21046 * c-tree.h (struct c_expr): Add field original_type.
21047 (build_external_ref): Update declaration.
21048 * c-parser.c (c_parser_braced_init): Set original_type.
21049 (c_parser_initelt): Likewise.
21050 (c_parser_expr_no_commas): Likewise.
21051 (c_parser_conditional_expression): Likewise.
21052 (c_parser_cast_expression): Likewise.
21053 (c_parser_unary_expression): Likewise. Pull setting of
21054 original_code to top of function.
21055 (c_parser_sizeof_expression): Set original_type.
21056 (c_parser_alignof_expression): Likewise.
21057 (c_parser_postfix_expression): Likewise. Pull setting of
21058 original_code to top of function.
21059 (c_parser_postfix_expression_after_paren_type): Set original_type.
21060 (c_parser_postfix_expression_after_primary): Likewise.
21061 (c_parser_expression): Likewise.
21062 * c-typeck.c (build_external_ref): Add type parameter. Change all
21064 (c_expr_sizeof_expr): Set original_type field.
21065 (parser_build_unary_op): Likewise.
21066 (parser_build_binary_op): Likewise. Optionally warn about
21067 comparisons of enums of different types.
21068 (digest_init): Set original_type field.
21069 (really_start_incremental_init): Likewise.
21070 (push_init_level, pop_init_level): Likewise.
21071 * doc/invoke.texi (Warning Options): -Wenum-compare now
21074 2009-04-15 Richard Guenther <rguenther@suse.de>
21076 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
21077 out a necessary conversion.
21078 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
21079 names we didn't value number.
21080 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
21082 2009-04-15 Richard Guenther <rguenther@suse.de>
21084 PR tree-optimization/39764
21085 * tree-ssa-ccp.c (get_value): Canonicalize value with
21086 canonicalize_float_value.
21088 2009-04-15 Jan Hubicka <jh@suse.cz>
21090 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
21091 Wrong version of patch.
21093 2009-04-15 Jan Hubicka <jh@suse.cz>
21095 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
21097 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
21099 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
21100 our distinct integral and vector types.
21102 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
21104 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
21105 * init.c (build_vtbl_address): Remove call to assemble_external.
21107 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
21109 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
21110 output for other floating point modes.
21112 2009-04-14 Diego Novillo <dnovillo@google.com>
21114 * diagnostic.c (diagnostic_report_diagnostic): Do not
21115 warn about loaded plugins for DK_ERROR and DK_WARNING.
21116 * c-decl.c (declspecs_add_type): Move call to
21117 invoke_plugin_callbacks ...
21118 * c-parser.c (c_parser_declspecs): ... here.
21119 * plugin.c (dump_active_plugins): Tidy output.
21121 2009-04-14 Diego Novillo <dnovillo@google.com>
21122 Le-Chun Wu <lcwu@google.com>
21124 * configure.ac: Add --enable-plugin support.
21125 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
21126 * Makefile.in (PLUGIN_H): Define.
21127 Export ENABLE_PLUGIN and GMPINC to site.exp.
21128 Add PLUGINLIBS to link command.
21129 Add/modify dependencies for plugin.o and files including plugin.h.
21131 * config.in: Regenerate.
21133 * opts.c (common_handle_option): Handle OPT_fplugin_ and
21136 2009-04-14 Le-Chun Wu <lcwu@google.com>
21138 * tree-pass.h (register_one_dump_file): Add a prototype for
21139 register_one_dump_file.
21140 * toplev.c (compile_file): Call initialize_plugins.
21141 (do_compile): Call invoke_plugin_callbacks.
21142 (toplev_main): Call invoke_plugin_callbacks.
21143 * common.opt: Add -fplugin= and -fplugin-arg-.
21144 * gcc-plugin.h: New public header file for plugins to include.
21145 * plugin.c: New source file.
21146 * plugin.h: New internal header file.
21147 * passes.c (register_one_dump_file): Make it external.
21149 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
21151 2009-04-14 Diego Novillo <dnovillo@google.com>
21153 * doc/plugins.texi: New.
21154 * doc/gccint.texi: Add reference to Plugins chapter.
21155 * doc/invoke.texi: Document -fplugin and -fplugin-arg
21156 * diagnostic.c (diagnostic_report_diagnostic): Warn about
21157 loaded plugins, if any.
21158 * timevar.def (TV_PLUGIN_INIT): Define.
21159 (TV_PLUGIN_RUN): Define.
21160 * plugin.c: Include timevar.h
21161 (plugins_active_p): New.
21162 (dump_active_plugins): New.
21163 (debug_active_plugins): New.
21165 2009-04-14 Joseph Myers <joseph@codesourcery.com>
21167 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
21169 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
21171 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
21173 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
21174 the same as a minus without a shift.
21176 2009-04-14 Nick Clifton <nickc@redhat.com>
21178 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
21179 comparisons with small integers will always produce a short
21182 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
21185 2008-12-19 Diego Novillo <dnovillo@google.com>
21187 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
21189 2009-04-14 Richard Guenther <rguenther@suse.de>
21191 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
21193 (verify_gimple_assign_binary): Likewise. Handle shifts and
21195 (verify_gimple_phi): Print the mismatched argument position.
21196 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
21198 (vect_update_init_of_dr): Likewise.
21199 * matrix-reorg.c (transform_access_sites): Do what the
21201 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
21203 2009-04-13 Michael Eager <eager@eagercon.com>
21205 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
21206 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
21207 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
21208 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
21209 remove duplicate config
21211 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
21213 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
21214 file_name:line_number type locator of the call site.
21216 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
21218 * genautomata.c: Put blank after comma.
21219 (automaton_decls): New.
21220 (struct unit_usage): Add comments to member next.
21221 (store_alt_unit_usage): Keep the list ordered.
21222 (unit_present_on_list_p, equal_alternatives_p): New.
21223 (check_regexp_units_distribution): Check units distribution
21224 correctness correctly.
21225 (main): Don't write automata if error is found. Return correct
21228 * config/m68k/cf.md (cfv4_ds): Remove.
21229 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
21230 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
21232 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
21233 power4-load-ext, power4-store, power4-store-update,
21234 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
21235 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
21236 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
21237 power4-sqrt, power4-isync): Modify reservation to make correct
21238 unit distribution to automata.
21240 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
21241 power5-store-update, power5-two, power5-three, power5-lmul,
21242 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
21244 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
21246 * except.c (pass_set_nothrow_function_flags): Set name and add
21248 (set_nothrow_function_flags): Mention in the dump file when
21249 changing a function to nothrow.
21251 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
21254 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
21255 instead of unsigned long.
21257 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21259 * config/arm/arm.c (return_used_this_function): Remove.
21260 (arm_output_function_prologue): Remove use of
21261 return_used_this_function.
21262 (output_return_instruction): Replace use of
21263 return_used_this_function
21264 by cfun->machine->return_used_this_function.
21265 (arm_output_epilogue): Likewise.
21266 (arm_output_function_epilogue): Likewise.
21267 (thumb_unexpanded_epilogue): Likewise.
21268 * config/arm/arm.h (struct machine_function):
21269 New member return_used_this_function.
21271 2009-04-12 Mark Mitchell <mark@codesourcery.com>
21273 * doc/install.texi: Correct description of default directory for
21274 --with-gxx-include-dir.
21276 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
21278 * fold-const.c (build_range_check): Properly deal with enumeral and
21279 boolean base types.
21281 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
21283 * doc/invoke.texi (max_gcse_passes): Remove documentation.
21284 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
21285 * params.h (MAX_GCSE_PASSES): Remove.
21286 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
21287 in sequence. Remove ability to run multiple passes.
21288 (bypass_jumps): Report run as third CPROP pass.
21290 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
21292 PR middle-end/39651
21293 * except.c (can_throw_external): Look at each insn in a SEQUENCE
21294 when deciding whether the whole SEQUENCE can throw.
21296 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
21299 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
21300 offseted label references.
21302 2009-04-11 Jan Hubicka <jh@suse.cz>
21304 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
21306 2009-04-11 Richard Guenther <rguenther@suse.de>
21308 PR middle-end/39732
21309 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
21310 return variables as TREE_ADDRESSABLE.
21312 2009-04-11 Richard Guenther <rguenther@suse.de>
21314 PR tree-optimization/39713
21315 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
21316 reference trees have SSA_NAME operands.
21318 2009-04-11 Richard Guenther <rguenther@suse.de>
21321 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
21322 address expressions.
21324 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
21326 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
21327 match changes in Cygwin 1.7
21328 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
21329 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
21331 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
21333 PR tree-optimization/39701
21334 * doc/invoke.texi (Optimization Options): Document change in
21335 meaning and initialization of -fdelete-null-pointer-checks.
21337 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
21339 PR middle-end/39701
21340 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
21342 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
21345 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
21347 2009-04-10 Chao-ying Fu <fu@mips.com>
21349 * doc/tm.texi (Instruction Output): Document
21350 TARGET_ASM_FINAL_POSTSCAN_INSN.
21351 * target.h (final_postscan_insn): New field in asm_out.
21352 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
21353 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
21354 * final.c (final_scan_insn): Call
21355 targetm.asm_out.final_postscan_insn after outputting
21356 an asm macro and a normal instruction.
21358 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
21359 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
21360 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
21361 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
21362 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
21364 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
21366 PR middle-end/39701
21367 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
21368 variables as non-NULL even with -fdelete-null-pointer-checks.
21370 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
21372 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
21374 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
21377 * config/i386/i386.c (classify_argument): Handle SCmode with
21378 (bit_offset % 64) != 0.
21380 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
21382 * doc/invoke.texi (Optimize Options): Add cross-reference to
21383 -Q --help=optimizers examples.
21385 2009-04-10 Ben Elliston <bje@au.ibm.com>
21388 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
21389 regalign for the reg == fpr and TDmode case.
21391 2009-04-09 David Ayers <ayers@fsfe.org>
21394 * objc/objc-act.c (warn_with_method): Remove helper function.
21395 (check_duplicates): Call warning and inform directly.
21396 (really_start_method): Likewise.
21398 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
21400 * expmed.c (expand_divmod): Always use a comparison for a division
21401 by a large unsigned integer.
21403 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
21404 for things others than variables or functions as nonzero.
21406 2009-04-09 Nick Clifton <nickc@redhat.com>
21408 * unwind-compat.c: Change copyright header to refer to version
21409 3 of the GNU General Public License with version 3.1 of the
21410 GCC Runtime Library Exception and to point readers at the
21411 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
21412 * config/alpha/crtfastmath.c: Likewise.
21413 * config/alpha/linux-unwind.h: Likewise.
21414 * config/alpha/qrnnd.asm: Likewise.
21415 * config/alpha/vms-crt0-64.c: Likewise.
21416 * config/alpha/vms-crt0.c: Likewise.
21417 * config/alpha/vms-dwarf2.asm: Likewise.
21418 * config/alpha/vms-dwarf2eh.asm: Likewise.
21419 * config/alpha/vms-psxcrt0-64.c: Likewise.
21420 * config/alpha/vms-psxcrt0.c: Likewise.
21421 * config/alpha/vms_tramp.asm: Likewise.
21422 * config/arc/initfini.c: Likewise.
21423 * config/arc/lib1funcs.asm: Likewise.
21424 * config/arm/bpabi-v6m.S: Likewise.
21425 * config/arm/bpabi.S: Likewise.
21426 * config/arm/bpabi.c: Likewise.
21427 * config/arm/crti.asm: Likewise.
21428 * config/arm/crtn.asm: Likewise.
21429 * config/arm/ieee754-df.S: Likewise.
21430 * config/arm/ieee754-sf.S: Likewise.
21431 * config/arm/lib1funcs.asm: Likewise.
21432 * config/arm/libunwind.S: Likewise.
21433 * config/arm/linux-atomic.c: Likewise.
21434 * config/arm/mmintrin.h: Likewise.
21435 * config/arm/pr-support.c: Likewise.
21436 * config/arm/unaligned-funcs.c: Likewise.
21437 * config/arm/unwind-arm.c: Likewise.
21438 * config/arm/unwind-arm.h: Likewise.
21439 * config/avr/libgcc.S: Likewise.
21440 * config/bfin/crti.s: Likewise.
21441 * config/bfin/crtlibid.s: Likewise.
21442 * config/bfin/crtn.s: Likewise.
21443 * config/bfin/lib1funcs.asm: Likewise.
21444 * config/bfin/linux-unwind.h: Likewise.
21445 * config/cris/arit.c: Likewise.
21446 * config/cris/cris_abi_symbol.c: Likewise.
21447 * config/darwin-64.c: Likewise.
21448 * config/darwin-crt2.c: Likewise.
21449 * config/darwin-crt3.c: Likewise.
21450 * config/darwin.h: Likewise.
21451 * config/dbxelf.h: Likewise.
21452 * config/dfp-bit.c: Likewise.
21453 * config/dfp-bit.h: Likewise.
21454 * config/elfos.h: Likewise.
21455 * config/fixed-bit.c: Likewise.
21456 * config/fixed-bit.h: Likewise.
21457 * config/fp-bit.c: Likewise.
21458 * config/fp-bit.h: Likewise.
21459 * config/fr30/crti.asm: Likewise.
21460 * config/fr30/crtn.asm: Likewise.
21461 * config/fr30/lib1funcs.asm: Likewise.
21462 * config/freebsd-spec.h: Likewise.
21463 * config/frv/cmovd.c: Likewise.
21464 * config/frv/cmovh.c: Likewise.
21465 * config/frv/cmovw.c: Likewise.
21466 * config/frv/frvbegin.c: Likewise.
21467 * config/frv/frvend.c: Likewise.
21468 * config/frv/lib1funcs.asm: Likewise.
21469 * config/glibc-stdint.h: Likewise.
21470 * config/h8300/clzhi2.c: Likewise.
21471 * config/h8300/crti.asm: Likewise.
21472 * config/h8300/crtn.asm: Likewise.
21473 * config/h8300/ctzhi2.c: Likewise.
21474 * config/h8300/fixunssfsi.c: Likewise.
21475 * config/h8300/lib1funcs.asm: Likewise.
21476 * config/h8300/parityhi2.c: Likewise.
21477 * config/h8300/popcounthi2.c: Likewise.
21478 * config/i386/ammintrin.h: Likewise.
21479 * config/i386/att.h: Likewise.
21480 * config/i386/avxintrin.h: Likewise.
21481 * config/i386/biarch64.h: Likewise.
21482 * config/i386/bmmintrin.h: Likewise.
21483 * config/i386/cpuid.h: Likewise.
21484 * config/i386/cross-stdarg.h: Likewise.
21485 * config/i386/crtfastmath.c: Likewise.
21486 * config/i386/crtprec.c: Likewise.
21487 * config/i386/cygming-crtbegin.c: Likewise.
21488 * config/i386/cygming-crtend.c: Likewise.
21489 * config/i386/cygwin.asm: Likewise.
21490 * config/i386/emmintrin.h: Likewise.
21491 * config/i386/gmm_malloc.h: Likewise.
21492 * config/i386/gthr-win32.c: Likewise.
21493 * config/i386/i386.h: Likewise.
21494 * config/i386/immintrin.h: Likewise.
21495 * config/i386/linux-unwind.h: Likewise.
21496 * config/i386/linux64.h: Likewise.
21497 * config/i386/mm3dnow.h: Likewise.
21498 * config/i386/mmintrin-common.h: Likewise.
21499 * config/i386/mmintrin.h: Likewise.
21500 * config/i386/nmmintrin.h: Likewise.
21501 * config/i386/pmm_malloc.h: Likewise.
21502 * config/i386/pmmintrin.h: Likewise.
21503 * config/i386/smmintrin.h: Likewise.
21504 * config/i386/sol2-c1.asm: Likewise.
21505 * config/i386/sol2-ci.asm: Likewise.
21506 * config/i386/sol2-cn.asm: Likewise.
21507 * config/i386/sol2-gc1.asm: Likewise.
21508 * config/i386/tmmintrin.h: Likewise.
21509 * config/i386/unix.h: Likewise.
21510 * config/i386/w32-unwind.h: Likewise.
21511 * config/i386/wmmintrin.h: Likewise.
21512 * config/i386/x86-64.h: Likewise.
21513 * config/i386/x86intrin.h: Likewise.
21514 * config/i386/xmmintrin.h: Likewise.
21515 * config/ia64/crtbegin.asm: Likewise.
21516 * config/ia64/crtend.asm: Likewise.
21517 * config/ia64/crtfastmath.c: Likewise.
21518 * config/ia64/crti.asm: Likewise.
21519 * config/ia64/crtn.asm: Likewise.
21520 * config/ia64/fde-glibc.c: Likewise.
21521 * config/ia64/lib1funcs.asm: Likewise.
21522 * config/ia64/linux-unwind.h: Likewise.
21523 * config/ia64/quadlib.c: Likewise.
21524 * config/ia64/unwind-ia64.c: Likewise.
21525 * config/linux.h: Likewise.
21526 * config/m32c/m32c-lib1.S: Likewise.
21527 * config/m32c/m32c-lib2-trapv.c: Likewise.
21528 * config/m32c/m32c-lib2.c: Likewise.
21529 * config/m32r/initfini.c: Likewise.
21530 * config/m68hc11/larith.asm: Likewise.
21531 * config/m68hc11/m68hc11-crt0.S: Likewise.
21532 * config/m68k/cf.md: Likewise.
21533 * config/m68k/crti.s: Likewise.
21534 * config/m68k/crtn.s: Likewise.
21535 * config/m68k/lb1sf68.asm: Likewise.
21536 * config/m68k/linux-unwind.h: Likewise.
21537 * config/mcore/crti.asm: Likewise.
21538 * config/mcore/crtn.asm: Likewise.
21539 * config/mcore/lib1.asm: Likewise.
21540 * config/mips/linux-unwind.h: Likewise.
21541 * config/mips/loongson.h: Likewise.
21542 * config/mips/mips16.S: Likewise.
21543 * config/mmix/crti.asm: Likewise.
21544 * config/mmix/crtn.asm: Likewise.
21545 * config/pa/fptr.c: Likewise.
21546 * config/pa/hpux-unwind.h: Likewise.
21547 * config/pa/lib2funcs.asm: Likewise.
21548 * config/pa/linux-atomic.c: Likewise.
21549 * config/pa/linux-unwind.h: Likewise.
21550 * config/pa/milli64.S: Likewise.
21551 * config/pa/quadlib.c: Likewise.
21552 * config/pa/stublib.c: Likewise.
21553 * config/picochip/libgccExtras/adddi3.asm: Likewise.
21554 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
21555 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
21556 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
21557 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
21558 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
21559 * config/picochip/libgccExtras/divmod15.asm: Likewise.
21560 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
21561 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
21562 * config/picochip/libgccExtras/longjmp.asm: Likewise.
21563 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
21564 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
21565 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
21566 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
21567 * config/picochip/libgccExtras/setjmp.asm: Likewise.
21568 * config/picochip/libgccExtras/subdi3.asm: Likewise.
21569 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
21570 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
21571 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
21572 * config/rs6000/750cl.h: Likewise.
21573 * config/rs6000/altivec.h: Likewise.
21574 * config/rs6000/biarch64.h: Likewise.
21575 * config/rs6000/crtresfpr.asm: Likewise.
21576 * config/rs6000/crtresgpr.asm: Likewise.
21577 * config/rs6000/crtresxfpr.asm: Likewise.
21578 * config/rs6000/crtresxgpr.asm: Likewise.
21579 * config/rs6000/crtsavfpr.asm: Likewise.
21580 * config/rs6000/crtsavgpr.asm: Likewise.
21581 * config/rs6000/darwin-asm.h: Likewise.
21582 * config/rs6000/darwin-fallback.c: Likewise.
21583 * config/rs6000/darwin-fpsave.asm: Likewise.
21584 * config/rs6000/darwin-ldouble.c: Likewise.
21585 * config/rs6000/darwin-tramp.asm: Likewise.
21586 * config/rs6000/darwin-unwind.h: Likewise.
21587 * config/rs6000/darwin-vecsave.asm: Likewise.
21588 * config/rs6000/darwin-world.asm: Likewise.
21589 * config/rs6000/e500crtres32gpr.asm: Likewise.
21590 * config/rs6000/e500crtres64gpr.asm: Likewise.
21591 * config/rs6000/e500crtres64gprctr.asm: Likewise.
21592 * config/rs6000/e500crtrest32gpr.asm: Likewise.
21593 * config/rs6000/e500crtrest64gpr.asm: Likewise.
21594 * config/rs6000/e500crtresx32gpr.asm: Likewise.
21595 * config/rs6000/e500crtresx64gpr.asm: Likewise.
21596 * config/rs6000/e500crtsav32gpr.asm: Likewise.
21597 * config/rs6000/e500crtsav64gpr.asm: Likewise.
21598 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
21599 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
21600 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
21601 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
21602 * config/rs6000/eabi-ci.asm: Likewise.
21603 * config/rs6000/eabi-cn.asm: Likewise.
21604 * config/rs6000/eabi.asm: Likewise.
21605 * config/rs6000/linux-unwind.h: Likewise.
21606 * config/rs6000/linux64.h: Likewise.
21607 * config/rs6000/paired.h: Likewise.
21608 * config/rs6000/paired.md: Likewise.
21609 * config/rs6000/ppc64-fp.c: Likewise.
21610 * config/rs6000/ppu_intrinsics.h: Likewise.
21611 * config/rs6000/rs6000.h: Likewise.
21612 * config/rs6000/si2vmx.h: Likewise.
21613 * config/rs6000/sol-ci.asm: Likewise.
21614 * config/rs6000/sol-cn.asm: Likewise.
21615 * config/rs6000/spe.h: Likewise.
21616 * config/rs6000/spu2vmx.h: Likewise.
21617 * config/rs6000/sysv4.h: Likewise.
21618 * config/rs6000/tramp.asm: Likewise.
21619 * config/rs6000/vec_types.h: Likewise.
21620 * config/s390/linux-unwind.h: Likewise.
21621 * config/s390/tpf-unwind.h: Likewise.
21622 * config/score/crti.asm: Likewise.
21623 * config/score/crtn.asm: Likewise.
21624 * config/sh/crt1.asm: Likewise.
21625 * config/sh/crti.asm: Likewise.
21626 * config/sh/crtn.asm: Likewise.
21627 * config/sh/divtab-sh4-300.c: Likewise.
21628 * config/sh/divtab-sh4.c: Likewise.
21629 * config/sh/divtab.c: Likewise.
21630 * config/sh/lib1funcs-4-300.asm: Likewise.
21631 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
21632 * config/sh/lib1funcs.asm: Likewise.
21633 * config/sh/lib1funcs.h: Likewise.
21634 * config/sh/linux-atomic.asm: Likewise.
21635 * config/sh/linux-unwind.h: Likewise.
21636 * config/sh/shmedia.h: Likewise.
21637 * config/sh/sshmedia.h: Likewise.
21638 * config/sh/ushmedia.h: Likewise.
21639 * config/sparc/crtfastmath.c: Likewise.
21640 * config/sparc/linux-unwind.h: Likewise.
21641 * config/sparc/sol2-c1.asm: Likewise.
21642 * config/sparc/sol2-ci.asm: Likewise.
21643 * config/sparc/sol2-cn.asm: Likewise.
21644 * config/spu/divmodti4.c: Likewise.
21645 * config/spu/divv2df3.c: Likewise.
21646 * config/spu/float_disf.c: Likewise.
21647 * config/spu/float_unsdidf.c: Likewise.
21648 * config/spu/float_unsdisf.c: Likewise.
21649 * config/spu/float_unssidf.c: Likewise.
21650 * config/spu/mfc_multi_tag_release.c: Likewise.
21651 * config/spu/mfc_multi_tag_reserve.c: Likewise.
21652 * config/spu/mfc_tag_release.c: Likewise.
21653 * config/spu/mfc_tag_reserve.c: Likewise.
21654 * config/spu/mfc_tag_table.c: Likewise.
21655 * config/spu/multi3.c: Likewise.
21656 * config/spu/spu_internals.h: Likewise.
21657 * config/spu/spu_intrinsics.h: Likewise.
21658 * config/spu/spu_mfcio.h: Likewise.
21659 * config/spu/vec_types.h: Likewise.
21660 * config/spu/vmx2spu.h: Likewise.
21661 * config/stormy16/stormy16-lib2.c: Likewise.
21662 * config/svr4.h: Likewise.
21663 * config/sync.c: Likewise.
21664 * config/v850/lib1funcs.asm: Likewise.
21665 * config/vxlib-tls.c: Likewise.
21666 * config/vxlib.c: Likewise.
21667 * config/vxworks-dummy.h: Likewise.
21668 * config/xtensa/crti.asm: Likewise.
21669 * config/xtensa/crtn.asm: Likewise.
21670 * config/xtensa/ieee754-df.S: Likewise.
21671 * config/xtensa/ieee754-sf.S: Likewise.
21672 * config/xtensa/lib1funcs.asm: Likewise.
21673 * config/xtensa/lib2funcs.S: Likewise.
21674 * config/xtensa/linux-unwind.h: Likewise.
21675 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
21676 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
21677 * coretypes.h: Likewise.
21678 * crtstuff.c: Likewise.
21679 * defaults.h: Likewise.
21680 * dwarf2.h: Likewise.
21681 * emutls.c: Likewise.
21682 * gbl-ctors.h: Likewise.
21683 * gcov-io.h: Likewise.
21684 * ginclude/float.h: Likewise.
21685 * ginclude/iso646.h: Likewise.
21686 * ginclude/stdarg.h: Likewise.
21687 * ginclude/stdbool.h: Likewise.
21688 * ginclude/stddef.h: Likewise.
21689 * ginclude/stdfix.h: Likewise.
21690 * ginclude/stdint-gcc.h: Likewise.
21691 * ginclude/tgmath.h: Likewise.
21692 * gthr-aix.h: Likewise.
21693 * gthr-dce.h: Likewise.
21694 * gthr-gnat.c: Likewise.
21695 * gthr-gnat.h: Likewise.
21696 * gthr-lynx.h: Likewise.
21697 * gthr-mipssde.h: Likewise.
21698 * gthr-nks.h: Likewise.
21699 * gthr-posix.c: Likewise.
21700 * gthr-posix.h: Likewise.
21701 * gthr-posix95.h: Likewise.
21702 * gthr-rtems.h: Likewise.
21703 * gthr-single.h: Likewise.
21704 * gthr-solaris.h: Likewise.
21705 * gthr-tpf.h: Likewise.
21706 * gthr-vxworks.h: Likewise.
21707 * gthr-win32.h: Likewise.
21708 * gthr.h: Likewise.
21709 * libgcc2.c: Likewise.
21710 * libgcc2.h: Likewise.
21711 * libgcov.c: Likewise.
21712 * tsystem.h: Likewise.
21713 * typeclass.h: Likewise.
21714 * unwind-c.c: Likewise.
21715 * unwind-compat.h: Likewise.
21716 * unwind-dw2-fde-compat.c: Likewise.
21717 * unwind-dw2-fde-darwin.c: Likewise.
21718 * unwind-dw2-fde-glibc.c: Likewise.
21719 * unwind-dw2-fde.c: Likewise.
21720 * unwind-dw2-fde.h: Likewise.
21721 * unwind-dw2.c: Likewise.
21722 * unwind-dw2.h: Likewise.
21723 * unwind-generic.h: Likewise.
21724 * unwind-pe.h: Likewise.
21725 * unwind-sjlj.c: Likewise.
21726 * unwind.inc: Likewise.
21727 * config/arm/neon-gen.ml: Change generated copyright header to
21728 refer to version 3 of the GNU General Public License with
21729 version 3.1 of the GCC Runtime Library Exception and to point
21730 readers at the COPYING3 and COPYING3.RUNTIME files and the
21731 FSF's license web page.
21732 * config/arm/arm_neon.h: Regenerate.
21734 2009-04-09 Jakub Jelinek <jakub@redhat.com>
21736 * config/cris/cris.md: Change copyright header to refer to version
21737 3 of the GNU General Public License.
21738 * doc/install.texi2html: Change copyright header to refer to version
21739 3 of the GNU General Public License and to point readers at the
21740 COPYING3 file and the FSF's license web page.
21741 * config/vax/linux.h: Likewise.
21743 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
21745 * config/i386/i386.md (cmpcc): New.
21746 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
21747 (sync_compare_and_swap_cc*): Delete.
21749 * config/s390/s390.c (s390_compare_emitted): Remove.
21750 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
21751 s390_compare_emitted used to be handled. Assert that modes match.
21752 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
21753 refer to sync_compare_and_swap_ccsi.
21754 * config/s390/s390.h (s390_compare_emitted): Remove.
21755 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
21756 instead of s390_compare_emitted.
21757 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
21758 instead of s390_compare_emitted.
21759 * config/s390/s390.md (cmpcc): New.
21760 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
21761 CC_REGNUM, do not pretend it's set.
21762 (sync_compare_and_swap_cc*): Delete.
21763 * config/s390/predicates.md (cc_reg_operand): New.
21765 * expr.c (sync_compare_and_swap_cc): Delete.
21766 * optabs.h (sync_compare_and_swap_cc): Delete.
21767 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
21768 is being used with can_compare_p.
21769 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
21770 (find_cc_set): New.
21771 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
21772 look for a MODE_CC set instead. Use emit_store_flag.
21773 (expand_compare_and_swap_loop): Likewise, with some additional
21774 complication to avoid a force_reg when useless. Use
21775 emit_cmp_and_jump_insns.
21776 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
21777 * doc/md.texi (sync_compare_and_swap_cc): Merge with
21778 sync_compare_and_swap documentation.
21780 2009-04-09 Jan Hubicka <jh@suse.cz>
21782 * except.c (find_prev_try): Break out from ....
21783 (duplicate_eh_regions): ... here; properly update prev_try pointers
21784 when duplication part of tree.
21785 (dump_eh_tree): Improve dumping.
21786 (verify_eh_region): New.
21787 (verify_eh_tree): Use it.
21789 2009-04-06 Richard Guenther <rguenther@suse.de>
21791 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
21792 &ARRAY addresses by adjusting their types and prepending
21794 * tree-cfg.c (verify_gimple_assign_single): Verify that
21795 addresses are correct.
21797 2009-04-09 Richard Guenther <rguenther@suse.de>
21799 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
21800 indices into an array reference if possible.
21801 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
21802 Fold POINTER_PLUS_EXPR statements with invariant address.
21804 2009-04-09 Alan Modra <amodra@bigpond.net.au>
21807 * config.gcc (powerpc64-*-linux*): Always build biarch.
21809 2009-04-09 Joseph Myers <joseph@codesourcery.com>
21812 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
21813 it and pedwarn if this results in an INTEGER_CST.
21815 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21817 * doc/install.texi: Update minimum GMP version. Remove obsolete
21818 text in MPFR section.
21820 2009-04-08 Jakub Jelinek <jakub@redhat.com>
21822 * dwarf2out.c (class_scope_p): New static inline.
21823 (class_or_namespace_scope_p): Use it.
21824 (gen_variable_die): Use DW_TAG_member tag for static data member
21825 declarations instead of DW_TAG_variable.
21827 PR middle-end/39573
21828 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
21831 2009-04-08 Richard Guenther <rguenther@suse.de>
21833 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
21834 valueize random data.
21836 2009-04-08 David Edelsohn <edelsohn@gnu.org>
21838 * config.gcc (aix tm_file): Add aix-stdint.h.
21839 (aix tm clause use_gcc_stdint): Set to wrap.
21840 * config/rs6000/aix-stdint.h: New file.
21842 2009-04-08 Richard Guenther <rguenther@suse.de>
21844 PR middle-end/36291
21845 * tree-dfa.c (add_referenced_var): Do not recurse into
21846 global initializers.
21847 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
21849 (fold_const_aggregate_ref): Likewise.
21851 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
21853 * recog.c (ordered_comparison_operator): New.
21854 * gensupport.c (std_preds): Add it.
21855 * doc/md.texi (Machine-Independent Predicates): Document it.
21857 2009-04-08 Jan Hubicka <jh@suse.cz>
21859 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
21860 * function.h (rtl_eh): Remove exception_handler_label_map.
21861 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
21862 remove_exception_handler_label, for_each_eh_label_1): Remove.
21863 (rtl_remove_unreachable_regions): Remove.
21864 (convert_from_eh_region_ranges): Do not remove unreachable regions.
21865 (find_exception_handler_labels): Don't build the hashtable.
21866 (maybe_remove_eh_handler): Remove.
21867 (for_each_eh_label): Rewrite to walk the tree.
21868 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
21869 * except.h (maybe_remove_eh_handler): Remove.
21870 * passes.c (init_optimization_passes): Schedule second EH cleanup
21872 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
21873 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
21875 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
21877 * genoutput.c (validate_optab_operands): New.
21878 (gen_insn, gen_expand): Call it.
21880 * genflags.c (gen_insn): Detect misused iterators.
21881 (main): Pass line_no to gen_insn, exit with status 1 on error.
21883 * genextract.c (line_no): Make global.
21884 (VEC_safe_set_locstr): Change assertion to error message.
21885 (main): Exit with status 1 on error.
21887 2009-04-08 Joseph Myers <joseph@codesourcery.com>
21891 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
21892 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
21893 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
21894 * c-convert.c (convert): Do not call fold on results of conversion
21895 functions when the result is a C_MAYBE_CONST_EXPR.
21896 * c-parser.c (c_parser_postfix_expression): Do not fold condition
21897 of __builtin_choose_expr.
21898 * c-typeck.c (remove_c_maybe_const_expr): New.
21899 (build_unary_op, build_conditional_expr, build_compound_expr,
21900 build_binary_op, c_objc_common_truthvalue_conversion): Call
21901 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
21904 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
21906 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
21907 CODE to produce a new one. Add a prototype to use fold_convert_const
21909 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
21912 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
21913 mix declarations and code.
21915 2009-04-08 Ben Elliston <bje@au.ibm.com>
21917 * gcc.c: Replace `CC' with `GCC' throughout.
21919 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
21921 * doc/invoke.texi: Document Atom support.
21923 2009-04-07 Jason Merrill <jason@redhat.com>
21926 * c-common.h, c-common.c: Add flag_pretty_templates.
21927 * c-opts.c (c_common_handle_option): Set it.
21928 * c.opt: Add -fno-pretty-templates.
21929 * doc/invoke.texi (C++ Dialect Options): Likewise.
21931 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
21933 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
21934 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
21935 (ia64_expand_builtin): Likewise.
21937 2009-04-07 Martin Jambor <mjambor@suse.cz>
21939 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
21940 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
21941 ADDR_EXPRS are include too.
21943 2009-04-07 Richard Guenther <rguenther@suse.de>
21945 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
21946 decls are only used if passes as parameters or if they are
21947 local statics and the call is not to a builtin.
21948 (call_may_clobber_ref_p_1): Likewise.
21950 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
21952 * expr.c (do_store_flag): Remove last argument. Simplify code
21953 to avoid duplication of tests already done by can_compare_p.
21954 (expand_expr_real_1): Adjust caller.
21956 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
21958 * optabs.c (can_compare_p): Test the predicate of a
21959 cbranch and cstore pattern.
21961 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
21963 * expr.c (convert_move): Use emit_store_flag instead of
21966 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
21968 * config/i386/i386.c (ix86_compare_emitted): Remove.
21969 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
21970 ix86_compare_op0 like ix86_compare_emitted used to be handled.
21971 * config/i386/i386.h (ix86_compare_emitted): Remove.
21972 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
21973 instead of ix86_compare_emitted.
21974 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
21976 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
21978 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
21979 Add t-sysroot-suffix to tmake_file.
21980 * config/print-sysroot-suffix.sh: New file.
21981 * config/t-sysroot-suffix: New file.
21983 2009-04-07 Ben Elliston <bje@au.ibm.com>
21985 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
21986 as the latter produces a warning when the target does not support
21989 2009-04-07 Ben Elliston <bje@au.ibm.com>
21991 * dfp.c: Replace type punning assignments with memcpy throughout.
21992 * Makefile.in (dfp.o-warn): Remove.
21994 2009-04-07 Alan Modra <amodra@bigpond.net.au>
21997 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
21998 Include soft-fp/t-softfp after rs6000/t-linux64.
22000 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
22002 * stor-layout.c (set_sizetype): Use the full precision of their
22003 machine mode for bitsize types.
22005 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
22007 * config/i386/i386.md: Revert 2 accidental checkins.
22009 2009-04-06 Joey Ye <joey.ye@intel.com>
22010 Xuepeng Guo <xuepeng.guo@intel.com>
22011 H.J. Lu <hongjiu.lu@intel.com>
22013 Atom pipeline model, tuning and insn selection.
22014 * config.gcc (atom): Add atom config options and target.
22016 * config/i386/atom.md: New.
22018 * config/i386/i386.c (atom_cost): New cost.
22019 (m_ATOM): New macro flag.
22020 (initial_ix86_tune_features): Set m_ATOM.
22021 (x86_accumulate_outgoing_args): Likewise.
22022 (x86_arch_always_fancy_math_387): Likewise.
22023 (processor_target): Add Atom cost.
22024 (cpu_names): Add Atom cpu name.
22025 (override_options): Set Atom ISA.
22026 (ix86_issue_rate): New case PROCESSOR_ATOM.
22027 (ix86_adjust_cost): Likewise.
22029 * config/i386/i386.h (TARGET_ATOM): New target macro.
22030 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
22031 (TARGET_OPT_AGU): New target option.
22032 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
22033 (processor_type): Add PROCESSOR_ATOM.
22035 * config/i386/i386.md (cpu): Add new value "atom".
22036 (use_carry, movu): New attr.
22037 (atom.md): Include atom.md.
22038 (adddi3_carry_rex64): Set attr "use_carry".
22039 (addqi3_carry): Likewise.
22040 (addhi3_carry): Likewise.
22041 (addsi3_carry): Likewise.
22042 (*addsi3_carry_zext): Likewise.
22043 (subdi3_carry_rex64): Likewise.
22044 (subqi3_carry): Likewise.
22045 (subhi3_carry): Likewise.
22046 (subsi3_carry): Likewise.
22047 (x86_movdicc_0_m1_rex64): Likewise.
22048 (*x86_movdicc_0_m1_se): Likewise.
22049 (x86_movsicc_0_m1): Likewise.
22050 (*x86_movsicc_0_m1_se): Likewise.
22051 (*adddi_1_rex64): Emit add insn as much as possible.
22052 (*addsi_1): Likewise.
22053 (return_internal): Set atom_unit.
22054 (return_internal_long): Likewise.
22055 (return_pop_internal): Likewise.
22056 (*rcpsf2_sse): Set atom_sse_attr attr.
22057 (*qrt<mode>2_sse): Likewise.
22058 (*prefetch_sse): Likewise.
22060 * config/i386/i386-c.c (ix86_target_macros_internal): New case
22062 (ix86_target_macros_internal): Likewise.
22064 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
22065 (*prefetch_sse_rex): Likewise.
22066 (sse_rcpv4sf2): Likewise.
22067 (sse_vmrcpv4sf2): Likewise.
22068 (sse_sqrtv4sf2): Likewise.
22069 (<sse>_vmsqrt<mode>2): Likewise.
22070 (sse_ldmxcsr): Likewise.
22071 (sse_stmxcsr): Likewise.
22072 (*sse_sfence): Likewise.
22073 (sse2_clflush): Likewise.
22074 (*sse2_mfence): Likewise.
22075 (*sse2_lfence): Likewise.
22076 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
22077 (<sse>_movup<ssemodesuffixf2c>): Likewise.
22078 (avx_movdqu<avxmodesuffix>): Likewise.
22079 (avx_lddqu<avxmodesuffix>): Likewise.
22080 (sse2_movntv2di): Change attr "type" to "ssemov".
22081 (sse2_movntsi): Likewise.
22082 (rsqrtv8sf2): Change attr "type" to "sseadd".
22083 (sse3_addsubv2df3): Set attr "atom_unit".
22084 (sse3_h<plusminus_insn>v4sf3): Likewise.
22085 (*sse2_pmaddwd): Likewise.
22086 (*vec_extractv2di_1_rex64): Likewise.
22087 (*vec_extractv2di_1_avx): Likewise.
22088 (sse2_psadbw): Likewise.
22089 (ssse3_phaddwv8hi3): Likewise.
22090 (ssse3_phaddwv4hi3): Likewise.
22091 (ssse3_phadddv4si3): Likewise.
22092 (ssse3_phadddv2si3): Likewise.
22093 (ssse3_phaddswv8hi3): Likewise.
22094 (ssse3_phaddswv4hi3): Likewise.
22095 (ssse3_phsubwv8hi3): Likewise.
22096 (ssse3_phsubwv4hi3): Likewise.
22097 (ssse3_phsubdv4si3): Likewise.
22098 (ssse3_phsubdv2si3): Likewise.
22099 (ssse3_phsubswv8hi3): Likewise.
22100 (ssse3_phsubswv4hi3): Likewise.
22101 (ssse3_pmaddubsw128): Likewise.
22102 (sse3_pmaddubsw: Likewise.
22103 (ssse3_palignrti): Likewise.
22104 (ssse3_palignrdi): Likewise.
22106 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
22108 * doc/install.texi (Specific): Fix two cross-references to MinGW.
22110 2009-04-06 Richard Guenther <rguenther@suse.de>
22112 PR tree-optimization/28868
22113 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
22114 of which PHI results we inserted.
22115 (insert_into_preds_of_block): Record inserted PHIs.
22116 (eliminate): Eliminate redundant PHI nodes.
22117 (init_pre): Init inserted_phi_names.
22119 2009-04-06 Richard Guenther <rguenther@suse.de>
22121 PR tree-optimization/39643
22122 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
22123 IMAGPART_EXPRs of complex constants.
22124 (execute_fold_all_builtins): If we folded a call queue
22125 TODO_update_address_taken.
22127 2009-04-06 Jan Hubicka <jh@suse.cz>
22129 PR middle-end/39659
22130 * except.c (remove_unreachable_regions): Propagate may_contain_throw
22133 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
22135 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
22137 (ic_invalidate_array): Likewise.
22139 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
22141 * calls.c (emit_library_call_value_1): Fix a problem with parameter
22142 alignment for library calls.
22144 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
22146 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
22147 (mingw32 tm clause use_gcc_stdint): Set to wrap.
22148 * config/i386/mingw-stdint.h: New file.
22150 2009-04-05 Richard Guenther <rguenther@suse.de>
22152 PR tree-optimization/39648
22153 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
22154 our &A vs. &A[0] IL deficiencies.
22156 2009-04-04 Jan Hubicka <jh@suse.cz>
22158 * except.c (sjlj_find_directly_reachable_regions): Be ready for
22159 removed toplevel regions.
22160 (sjlj_mark_call_sites): Likewise.
22162 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
22164 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
22165 (cygwin tm clause use_gcc_stdint): Set to wrap.
22166 * config/i386/cygwin-stdint.h: New file.
22168 2009-04-04 Richard Guenther <rguenther@suse.de>
22170 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
22171 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
22172 single-argument PHIs if we are in loop-closed SSA form.
22173 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
22174 for the pre-condition.
22175 (slpeel_tree_peel_loop_to_edge): Likewise.
22176 (vect_build_loop_niters): Take an optional sequence to append stmts.
22177 (vect_generate_tmps_on_preheader): Likewise.
22178 (vect_do_peeling_for_loop_bound): Take extra guards for the
22180 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
22181 the cost model check.
22182 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
22183 guards if we are going to peel. Do not apply versioning in that case.
22184 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
22185 (vect_do_peeling_for_loop_bound): Likewise.
22186 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
22187 loop bound only record extra pre-conditions, do not apply loop
22190 2009-04-04 Richard Guenther <rguenther@suse.de>
22192 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
22195 2009-04-04 Jan Hubicka <jh@suse.cz>
22197 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
22198 last_basic_block for size of bb->index indexed array.
22199 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
22200 compute_out, link_btr_uses, build_btr_def_use_webs,
22201 build_btr_def_use_webs, migrate_btr_defs): Likewise.
22203 2009-04-04 Jan Hubicka <jh@suse.cz>
22205 * except.c (remove_eh_handler_and_replace): Break out from ...
22206 (remove_eh_handler): ... here.
22207 (bring_to_root): New function.
22208 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
22209 handled ones, bring others to root of tree.
22211 2009-04-04 Jan Hubicka <jh@suse.cz>
22213 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
22214 (all_phis_safe_to_merge): New function.
22215 (update_info): New structure.
22216 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
22217 (cleanup_empty_eh): Update SSA if possible.
22219 2009-04-04 Richard Guenther <rguenther@suse.de>
22221 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
22222 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
22223 (append_vuse): Likewise.
22225 2009-04-04 Jakub Jelinek <jakub@redhat.com>
22227 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
22228 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
22229 instead of REG_UNSAVED for DW_CFA_undefined.
22230 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
22231 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
22234 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
22237 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
22239 2009-04-04 Richard Guenther <rguenther@suse.de>
22241 PR tree-optimization/8781
22242 PR tree-optimization/37892
22243 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
22244 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
22245 (valueize_refs): Call it for *& valueizations.
22246 (shared_reference_ops_from_ref): Rename to ...
22247 (valueize_shared_reference_ops_from_ref): ... this and valueize.
22248 (shared_reference_ops_from_call): Rename to ...
22249 (valueize_shared_reference_ops_from_call): ... this and valueize.
22250 (vn_reference_lookup): Update.
22251 (visit_reference_op_call): Likewise.
22252 * tree-ssa-pre.c (phi_translate_1): Fold *&.
22253 (eliminate): Value-replace the call address in call statements.
22255 2009-04-04 Richard Guenther <rguenther@suse.de>
22257 PR tree-optimization/39636
22258 * tree-ssa-forwprop.c
22259 (forward_propagate_addr_into_variable_array_index): Check for
22260 GIMPLE_ASSIGN before accessing the rhs code.
22262 2009-04-03 Jason Merrill <jason@redhat.com>
22264 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
22266 2009-04-03 Steve Ellcey <sje@cup.hp.com>
22268 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
22269 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
22270 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
22271 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
22272 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
22273 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
22274 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
22275 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
22276 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
22277 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
22278 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
22279 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
22280 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
22281 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
22282 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
22283 Use fr_reg_or_fp01_operand instead of fr_register_operand
22285 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
22286 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
22287 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
22289 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
22291 PR rtl-optimization/39607
22292 PR rtl-optimization/39631
22296 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
22297 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
22298 instead of DF_LR_OUT.
22299 * ira-lives.c (process_bb_node_lives): Ditto.
22300 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
22301 instead of DF_LR_{OUT,IN}.
22302 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
22303 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
22305 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
22307 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
22308 (execute_lower_omp): Always run but take the short way out if -fopenmp
22310 (gate_lower_omp): Remove, forcing the pass manager to always run the
22311 pass and always set PROP_gimple_lomp.
22312 (pass_lower_omp): Remove gate function.
22313 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
22314 PROP_trees. Instead, require it.
22315 * ipa-cp.c (pass_ipa_cp): Likewise.
22316 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
22317 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
22318 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
22319 and PROP_gimple_leh.
22321 2009-04-03 Richard Guenther <rguenther@suse.de>
22323 PR middle-end/13146
22324 PR tree-optimization/23940
22325 PR tree-optimization/33237
22326 PR middle-end/33974
22327 PR middle-end/34093
22328 PR tree-optimization/36201
22329 PR tree-optimization/36230
22330 PR tree-optimization/38049
22331 PR tree-optimization/38207
22332 PR tree-optimization/38230
22333 PR tree-optimization/38301
22334 PR tree-optimization/38585
22335 PR middle-end/38895
22336 PR tree-optimization/38985
22337 PR tree-optimization/39299
22338 * tree-ssa-structalias.h: Remove.
22339 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
22340 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
22341 (struct vuse_element_d): Remove.
22342 (struct vuse_vec_d): Likewise.
22343 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
22344 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
22345 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
22346 VUSE_ELEMENT_VAR): Likewise.
22347 (struct voptype_d): Likewise.
22348 (NUM_VOP_FREE_BUCKETS): Likewise.
22349 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
22350 (struct stmt_operands_d): Remove.
22351 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
22352 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
22353 VDEF_NUM, VDEF_VECT): Likewise.
22354 (copy_virtual_operands): Remove.
22355 (operand_build_cmp): Likewise.
22356 (create_ssa_artificial_load_stmt): Likewise.
22357 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
22358 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
22359 vuse_index and mayuse_index members. Pack and move done and iter_type
22360 members to the front.
22361 (SSA_OP_VMAYUSE): Remove.
22362 (SSA_OP_VIRTUAL_USES): Adjust.
22363 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
22364 (unlink_stmt_vdef): Declare.
22365 (add_to_addressable_set): Remove.
22366 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
22367 (vrp_visit_stmt): Likewise.
22368 * doc/tree-ssa.texi (Alias analysis): Update.
22369 * doc/invoke.texi (max-aliased-vops): Remove docs.
22370 (avg-aliased-vops): Likewise.
22371 * tree-into-ssa.c (syms_to_rename): Remove.
22372 (need_to_update_vops_p): Likewise.
22373 (need_to_initialize_update_ssa_p): Rename to ...
22374 (update_ssa_initialized_fn): ... this. Track function we are
22376 (symbol_marked_for_renaming): Simplify.
22377 (add_new_name_mapping): Do not set need_to_update_vops_p.
22378 (dump_currdefs): Use SYMS_TO_RENAME.
22379 (rewrite_update_stmt): Always walk all uses/defs.
22380 (dump_update_ssa): Adjust.
22381 (init_update_ssa): Take function argument. Track what we are
22383 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
22384 (create_new_def_for): Initialize for cfun, assert we are initialized
22386 (mark_sym_for_renaming): Simplify.
22387 (mark_set_for_renaming): Do not initialize update-ssa.
22388 (need_ssa_update_p): Simplify. Take function argument.
22389 (name_mappings_registered_p): Assert we ask for the correct function.
22390 (name_registered_for_update_p): Likewise.
22391 (ssa_names_to_replace): Likewise.
22392 (release_ssa_name_after_update_ssa): Likewise.
22393 (update_ssa): Likewise. Use SYMS_TO_RENAME.
22394 (dump_decl_set): Do not print a newline.
22395 (debug_decl_set): Do it here.
22396 (dump_update_ssa): And here.
22397 * tree-ssa-loop-im.c (move_computations): Adjust.
22398 (movement_possibility): Likewise.
22399 (determine_max_movement): Likewise.
22400 (gather_mem_refs_stmt): Likewise.
22401 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
22402 or NAME_MEMORY_TAG.
22403 * tree-complex.c (update_all_vops): Remove.
22404 (expand_complex_move): Adjust.
22405 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
22406 Simplify test for memory referencing statement. Exclude
22407 non-invariant ADDR_EXPRs.
22408 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
22409 * tree-loop-distribution.c (generate_memset_zero): Adjust.
22410 (rdg_flag_uses): Likewise.
22411 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
22413 (tree_optimize_tail_calls_1): Also split the
22414 edge from the entry block if we have degenerate PHI nodes in
22415 the first basic block.
22416 * tree.c (init_ttree): Remove memory-tag related code.
22417 (tree_code_size): Likewise.
22418 (tree_node_structure): Likewise.
22419 (build7_stat): Re-write to be build6_stat.
22420 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
22421 (SSA_VAR_P): Adjust.
22422 (struct tree_memory_tag): Remove.
22423 (struct tree_memory_partition_tag): Likewise.
22424 (union tree_node): Adjust.
22425 (build7): Re-write to be build6.
22426 * tree-pass.h (pass_reset_cc_flags): Remove.
22427 (TODO_update_address_taken): New flag.
22428 (pass_simple_dse): Remove.
22429 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
22430 * params.h (MAX_ALIASED_VOPS): Remove.
22431 (AVG_ALIASED_VOPS): Likewise.
22432 * omp-low.c (expand_omp_taskreg): Update SSA form.
22433 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
22434 aliases the lhs in a copy stmt.
22435 * tree-ssa-dse.c (struct address_walk_data): Remove.
22436 (memory_ssa_name_same): Likewise.
22437 (memory_address_same): Likewise.
22438 (get_kill_of_stmt_lhs): Likewise.
22439 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
22440 unused stores. Look through PHI nodes into post-dominated regions.
22441 (dse_optimize_stmt): Simplify. Properly remove stores.
22442 (tree_ssa_dse): Compute dominators.
22443 (execute_simple_dse): Remove.
22444 (pass_simple_dse): Likewise.
22445 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
22446 gimple_loaded_syms and gimple_stored_syms computation.
22447 * toplev.c (dump_memory_report): Dump alias and pta stats.
22448 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
22449 (vn_reference_eq): Likewise.
22450 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
22451 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
22452 valueize_vuses): Remove.
22453 (get_def_ref_stmt_vuses): Simplify. Rename to ...
22454 (get_def_ref_stmt_vuse): ... this.
22455 (vn_reference_lookup_2): New function.
22456 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
22457 walking equivalent vuses. Simplify.
22458 (vn_reference_lookup): Likewise.
22459 (vn_reference_insert): Likewise.
22460 (vn_reference_insert_pieces): Likewise.
22461 (visit_reference_op_call): Simplify.
22462 (visit_reference_op_load): Likewise.
22463 (visit_reference_op_store): Likewise.
22464 (init_scc_vn): Remove shared_lookup_vuses initialization.
22465 (free_scc_vn): Remove shared_lookup_vuses freeing.
22466 (sort_vuses, sort_vuses_heap): Remove.
22467 (get_ref_from_reference_ops): Export.
22468 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
22469 vector with single vuse pointer.
22470 (vn_reference_lookup_pieces, vn_reference_lookup,
22471 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
22472 (shared_vuses_from_stmt): Remove.
22473 (get_ref_from_reference_ops): Declare.
22474 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
22475 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
22476 memory-tag related code.
22477 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
22478 (likely_value): Add comment, skip static-chain of call statements.
22479 (surely_varying_stmt_p): Adjust.
22480 (gimplify_and_update_call_from_tree): Likewise.
22481 (execute_fold_all_builtins): Do not rebuild alias info.
22482 (gimplify_and_update_call_from_tree): Properly update VOPs.
22483 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
22484 (copy_ref_info): Remove memory-tag related code.
22485 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
22486 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
22487 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
22489 * tree-ssa-dom.c (gimple_p): Remove typedef.
22490 (eliminate_redundant_computations): Adjust.
22491 (record_equivalences_from_stmt): Likewise.
22492 (avail_expr_hash): Likewise.
22493 (avail_expr_eq): Likewise.
22494 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
22495 (stmt_makes_single_load): Likewise.
22496 (stmt_makes_single_store): Likewise.
22497 * tree-ssa-alias.c: Rewrite completely.
22498 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
22499 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
22500 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
22501 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
22502 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
22503 Remove public functions.
22504 (pass_reset_cc_flags): Remove.
22505 (pass_build_alias): Move ...
22506 * tree-ssa-structalias.c (pass_build_alias): ... here.
22507 * tree-ssa-alias.c (may_be_aliased): Move ...
22508 * tree-flow-inline.h (may_be_aliased): ... here.
22509 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
22510 count_uses_and_derefs): Move ...
22511 * gimple.c: ... here.
22512 * gimple.h (count_uses_and_derefs): Declare.
22513 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
22514 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
22515 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
22516 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
22517 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
22518 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
22519 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
22521 * tree-dfa.c (refs_may_alias_p): Move ...
22522 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
22523 * tree-ssa-alias.h: New file.
22524 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
22525 (statement_sink_location): Likewise.
22526 * opts.c (decode_options): Do not adjust max-aliased-vops or
22527 avg-aliased-vops values.
22528 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
22529 (TV_CALL_CLOBBER): Likewise.
22530 (TV_FLOW_SENSITIVE): Likewise.
22531 (TV_FLOW_INSENSITIVE): Likewise.
22532 (TV_MEMORY_PARTITIONING): Likewise.
22533 (TV_ALIAS_STMT_WALK): New timevar.
22534 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
22535 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
22536 (get_address_description): Remove memory-tag related code.
22537 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
22538 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
22539 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
22540 and immediate uses in statements. Document.
22541 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
22542 (dump_symbols): Remove.
22543 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
22544 * alias.c (get_deref_alias_set): New function split out from ...
22545 (get_alias_set): ... here.
22546 * alias.h (get_deref_alias_set): Declare.
22547 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
22548 type parameter. Remove restrict pointer handling. Create a
22549 ref-all pointer in case type-based alias sets do not conflict.
22550 (vect_analyze_data_refs): Remove SMT related code.
22551 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
22552 (vectorizable_load): Likewise.
22553 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
22554 (DR_SYMBOL_TAG, DR_VOPS): Remove.
22555 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
22556 Ignore vops and SMTs.
22557 (dr_analyze_alias): Likewise..
22558 (free_data_ref): Likewise.
22559 (create_data_ref): Likewise.
22560 (analyze_all_data_dependences): Likewise.
22561 (get_references_in_stmt): Adjust.
22562 * tree-flow-inline.h (gimple_aliases_computed_p,
22563 gimple_addressable_vars, gimple_call_clobbered_vars,
22564 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
22565 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
22566 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
22567 gimple_mem_ref_stats): Remove.
22568 (gimple_vop): New function.
22569 (op_iter_next_use): Remove vuses and mayuses cases.
22570 (op_iter_next_def): Remove vdefs case.
22571 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
22572 (clear_and_done_ssa_iter): Do not set removed fields.
22573 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
22574 Assert we are not iterating over vuses or vdefs if not also
22575 iterating over uses or defs.
22576 (op_iter_init_use): Likewise.
22577 (op_iter_init_def): Likewise.
22578 (op_iter_next_vdef): Remove.
22579 (op_iter_next_mustdef): Likewise.
22580 (op_iter_init_vdef): Likewise.
22581 (compare_ssa_operands_equal): Likewise.
22582 (link_use_stmts_after): Handle vuse operand.
22583 (is_call_used): Use is_call_clobbered.
22584 (is_call_clobbered): Global variables are always call clobbered,
22585 query the call-clobbers bitmap.
22586 (mark_call_clobbered): Ignore global variables.
22587 (clear_call_clobbered): Likewise.
22588 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
22589 virtual operands sanity check.
22590 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
22592 (TARGET_MEM_REF): Remove TMR_TAG operand.
22593 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
22594 Remove call-clobber related code.
22595 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
22596 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
22597 partitions or escape reason.
22598 (get_single_def_stmt, get_single_def_stmt_from_phi,
22599 get_single_def_stmt_with_phi): Remove.
22600 (dump_referenced_vars): Tidy.
22601 (get_ref_base_and_extent): Allow bare decls.
22602 (collect_dfa_stats): Adjust.
22603 * graphite.c (rename_variables_in_stmt): Adjust.
22604 (graphite_copy_stmts_from_block): Likewise.
22605 (translate_clast): Likewise.
22606 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
22608 (translate_vuse_through_block): Use the oracle.
22609 (phi_translate_1): Adjust.
22610 (value_dies_in_block_x): Use the oracle. Cache the outcome
22612 (valid_in_sets): Check if the VUSE for
22613 a REFERENCE is available.
22614 (eliminate): Do not remove stmts during elimination,
22615 instead queue and remove them afterwards.
22616 (do_pre): Do not rebuild alias info.
22617 (pass_pre): Run TODO_rebuild_alias before PRE.
22618 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
22619 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
22620 (mark_all_v_defs_stmt): Remove.
22621 (mark_all_v_defs_seq): Adjust.
22622 (sra_replace): Likewise.
22623 (scalarize_use): Likewise.
22624 (scalarize_copy): Likewise.
22625 (scalarize_init): Likewise.
22626 (scalarize_ldst): Likewise.
22627 (todoflags): Remove.
22628 (tree_sra): Do not rebuild alias info.
22629 (tree_sra_early): Adjust.
22630 (pass_sra): Run TODO_update_address_taken before SRA.
22631 * tree-predcom.c (set_alias_info): Remove.
22632 (prepare_initializers_chain): Do not call it.
22633 (mark_virtual_ops_for_renaming): Adjust.
22634 (mark_virtual_ops_for_renaming_list): Remove.
22635 (initialize_root_vars): Adjust.
22636 (initialize_root_vars_lm): Likewise.
22637 (prepare_initializers_chain): Likewise.
22638 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
22639 (may_propagate_copy_into_stmt): Likewise.
22640 (merge_alias_info): Do nothing for now.
22641 (propagate_tree_value_into_stmt): Adjust.
22642 (stmt_may_generate_copy): Likewise.
22643 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
22644 not mark symbols for renaming.
22645 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
22646 with the same statement, make sure to update the new pointed-to one.
22647 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
22648 call statements, do not mark symbols for renaming.
22649 (mark_operand_necessary): Dump something.
22650 (ref_may_be_aliased): New function.
22651 (mark_aliased_reaching_defs_necessary_1): New helper function.
22652 (mark_aliased_reaching_defs_necessary): Likewise.
22653 (mark_all_reaching_defs_necessary_1): Likewise.
22654 (mark_all_reaching_defs_necessary): Likewise.
22655 (propagate_necessity): Do not process virtual PHIs. For
22656 non-aliased loads mark all reaching definitions as necessary.
22657 For aliased loads and stores mark the immediate dominating
22658 aliased clobbers as necessary.
22659 (visited): New global static.
22660 (perform_tree_ssa_dce): Free visited bitmap after propagating
22662 (remove_dead_phis): Perform simple dead virtual PHI removal.
22663 (remove_dead_stmt): Properly unlink virtual operands when
22665 (eliminate_unnecessary_stmts): Schedule PHI removal after
22667 * tree-ssa-ter.c (is_replaceable_p): Adjust.
22668 (process_replaceable): Likewise.
22669 (find_replaceable_in_bb): Likewise.
22670 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
22671 based on the single gimple vop.
22672 (verify_flow_insensitive_alias_info): Remove.
22673 (verify_flow_sensitive_alias_info): Likewise.
22674 (verify_call_clobbering): Likewise.
22675 (verify_memory_partitions): Likewise.
22676 (verify_alias_info): Likewise.
22677 (verify_ssa): Adjust..
22678 (execute_update_addresses_taken): Export. Update SSA
22679 manually. Optimize only when optimizing. Use a local bitmap.
22680 (pass_update_address_taken): Remove TODO_update_ssa, add
22682 (pass_update_address_taken): Just use TODO_update_address_taken.
22683 (init_tree_ssa): Do not initialize addressable_vars.
22684 (verify_ssa): Verify new VUSE / VDEF properties.
22685 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
22686 Do not call verify_alias_info.
22687 (delete_tree_ssa): Clear the VUSE, VDEF operands.
22688 Do not free the loaded and stored syms bitmaps. Reset the escaped
22689 and callused solutions. Do not free addressable_vars.
22690 Remove memory-tag related code.
22691 (warn_uninitialized_var): Aliases are always available.
22692 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
22693 * lambda-code.c (can_put_in_inner_loop): Adjust.
22694 (can_put_after_inner_loop): Likewise.
22695 (perfect_nestify): Likewise.
22696 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
22697 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
22698 (vectorizable_conversion): Do not mark symbols for renaming.
22699 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
22700 (expand_call_inline): Unlink the calls virtual operands before
22702 (tree_function_versioning): Do not call update_ssa if we are not
22703 updating clones. Simplify.
22704 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
22705 (propagate_with_phi): Likewise..
22706 * tree-outof-ssa.c (create_temp): Remove memory tag and call
22707 clobber code. Assert we are not aliased or global.
22708 * tree-flow.h: Include tree-ssa-alias.h
22709 (enum escape_type): Remove.
22710 (struct mem_sym_stats_d): Likewise.
22711 (struct mem_ref_stats_d): Likewise.
22712 (struct gimple_df): Add vop member. Remove global_var,
22713 call_clobbered_vars, call_used_vars, addressable_vars,
22714 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
22715 escaped and callused members.
22716 (struct ptr_info_def): Remove all members, add points-to solution
22718 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
22719 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
22720 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
22721 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
22722 (tree-ssa-alias.o): Likewise.
22723 (toplev.o): Add tree-ssa-alias.h
22724 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
22725 * gimple.c (gimple_set_bb): Fix off-by-one error.
22726 (is_gimple_reg): Do not handle memory tags.
22727 (gimple_copy): Also copy virtual operands.
22728 Delay updating the statement. Do not reset loaded and stored syms.
22729 (gimple_set_stored_syms): Remove.
22730 (gimple_set_loaded_syms): Likewise.
22731 (gimple_call_copy_skip_args): Copy the virtual operands
22732 and mark the new statement modified.
22733 * tree-ssa-structalias.c (may_alias_p): Remove.
22734 (set_uids_in_ptset): Take the alias set to prune with as
22735 parameter. Fold in the alias test of may_alias_p.
22736 (compute_points_to_sets): Compute whether a ptr is dereferenced
22737 in a local sbitmap.
22738 (process_constraint): Deal with &ANYTHING on the lhs, reject all
22739 other ADDRESSOF constraints on the lhs.
22740 (get_constraint_for_component_ref): Assert that we don't get
22741 ADDRESSOF constraints from the base of the reference.
22742 Properly generate UNKNOWN_OFFSET for DEREF if needed.
22743 (struct variable_info): Remove collapsed_to member.
22744 (get_varinfo_fc): Remove.
22745 (new_var_info): Do not set collapsed_to.
22746 (dump_constraint): Do not follow cycles.
22747 (dump_constraint_graph): Likewise.
22748 (build_pred_graph): Likewise.
22749 (build_succ_graph): Likewise.
22750 (rewrite_constraints): Likewise.
22751 (do_simple_structure_copy): Remove.
22752 (do_rhs_deref_structure_copy): Remove.
22753 (do_lhs_deref_structure_copy): Remove.
22754 (collapse_rest_of_var): Remove.
22755 (do_structure_copy): Re-implement.
22756 (pta_stats): New global variable.
22757 (dump_pta_stats): New function.
22758 (struct constraint_expr): Make offset signed.
22759 (UNKNOWN_OFFSET): Define special value.
22760 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
22761 (solution_set_expand): New helper function split out from ...
22762 (do_sd_constraint): ... here.
22763 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
22764 (do_ds_constraint): Likewise.
22765 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
22766 and CALLUSED = *CALLUSED.
22767 (set_union_with_increment): Make inc argument signed.
22768 (type_safe): Remove.
22769 (get_constraint_for_ptr_offset): Handle unknown and negative
22771 (first_vi_for_offset): Handle offsets before start. Bail
22772 out early for offsets beyond the variable extent.
22773 (first_or_preceding_vi_for_offset): New function.
22774 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
22775 Together with ESCAPED = *ESCAPED this properly computes reachability.
22776 (find_what_var_points_to): New function.
22777 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
22778 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
22779 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
22780 pt_solutions_intersect): New functions.
22781 (compute_call_used_vars): Remove.
22782 (compute_may_aliases): New main entry into PTA computation.
22783 * gimple.h (gimple_p): New typedef.
22784 (struct gimple_statement_base): Remove references_memory_p.
22785 (struct gimple_statement_with_memory_ops_base): Remove
22786 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
22788 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
22789 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
22790 gimple_set_references_memory): Remove.
22791 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
22792 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
22794 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
22795 (verify_expr): Allow RESULT_DECL.
22796 (gimple_duplicate_bb): Do not copy virtual operands.
22797 (gimple_duplicate_sese_region): Adjust.
22798 (gimple_duplicate_sese_tail): Likewise.
22799 (mark_virtual_ops_in_region): Remove.
22800 (move_sese_region_to_fn): Do not call it.
22801 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
22802 and pass_simple_dse.
22803 (execute_function_todo): Handle TODO_update_address_taken,
22804 call execute_update_addresses_taken for TODO_rebuild_alias.
22805 (execute_todo): Adjust.
22806 (execute_one_pass): Init dump files early.
22807 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
22809 (create_general_new_stmt): Clear vops.
22810 * tree-ssa-reassoc.c (get_rank): Adjust.
22811 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
22812 symbols for renaming.
22813 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
22814 (PARAM_AVG_ALIASED_VOPS): Likewise.
22815 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
22816 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
22817 * tree-ssa-operands.c: Simplify for new virtual operand representation.
22818 (operand_build_cmp, copy_virtual_operands,
22819 create_ssa_artificial_load_stmt, add_to_addressable_set,
22820 gimple_add_to_addresses_taken): Remove public functions.
22821 (unlink_stmt_vdef): New function.
22823 2009-04-03 Alan Modra <amodra@bigpond.net.au>
22825 * config.gcc (powerpc-*-linux*): Merge variants.
22827 2009-04-02 Chao-ying Fu <fu@mips.com>
22828 James Grosbach <james.grosbach@microchip.com>
22830 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
22831 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
22833 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
22834 keep_interrupts_masked_p, use_debug_exception_return_p.
22835 (mips_attribute_table): Add interrupt, use_shadow_register_set,
22836 keep_interrupts_masked, use_debug_exception_return.
22837 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
22838 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
22840 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
22841 (mips_print_operand): Process COP0 registers to print $0 .. $31
22842 correctly for GAS to process.
22843 (mips_interrupt_extra_call_saved_reg_p): New function.
22844 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
22846 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
22847 (mips_compute_frame_info): Add supports for interrupt context that
22848 includes doubleword accumulators and COP0 registers.
22849 (mips_for_each_saved_acc): New function.
22850 (mips_for_each_saved_gpr_and_fpr): Change the function name from
22851 mips_for_each_saved_reg.
22852 (mips_save_reg): Save accumulators.
22853 (mips_kernel_reg_p): A new for_each_rtx callback.
22854 (mips_expand_prologue): Support interrupt handlers.
22855 (mips_restore_reg): Restore accumulators.
22856 (mips_expand_epilogue): Support interrupt handlers.
22857 (mips_can_use_return_insn): Return false for interrupt handlers.
22858 (mips_epilogue_uses): New function.
22859 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
22860 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
22861 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
22862 cop0_move): New instructions.
22863 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
22864 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
22866 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
22868 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
22869 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
22870 interrupt handlers, we use K0 as the temporary register.
22871 (EPILOGUE_USES): Change to a function call.
22872 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
22873 handlers, we use K0 as the temporary register.
22875 * doc/extend.texi (Function Attributes): Document interrupt,
22876 use_shadow_register_set, keep_interrupts_masked,
22877 use_debug_exception_return for MIPS attributes.
22879 2009-04-03 Alan Modra <amodra@bigpond.net.au>
22881 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
22882 Remove a number of t-files from tmake_file.
22883 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
22884 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
22885 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
22886 target_prototype, not TARGET_PROTOTYPE.
22887 (LINK_OS_GNU_SPEC): Define.
22888 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
22889 and darwin-ldoubdle.c.
22891 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
22894 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
22895 (cpp_options): Ditto.
22896 (default_compilers): Ditto.
22897 (display_help): Ditto.
22898 (process_command): Ditto.
22899 (do_spec_1): Ditto.
22900 (set_input): Use lbasename instead of duplicate code.
22901 (save_temps_prefix): New static for -save-temps=obj.
22902 (save_temps_length): Ditto.
22904 * doc/invoke.texi (-save-temps=obj): Document new variant to
22905 -save-temps switch.
22907 2009-04-02 Jeff Law <law@redhat.com>
22909 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
22912 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
22914 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
22915 * configure: Regenerated.
22917 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
22919 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
22920 share the argument list.
22922 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
22926 2009-02-12 Diego Novillo <dnovillo@google.com>
22928 * varpool.c (debug_varpool): New.
22929 * cgraph.h (debug_varpool): Declare.
22931 2009-04-02 Jan Hubicka <jh@suse.cz>
22933 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
22936 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
22938 * config/i386/i386.c (ix86_abi): Move initialization to ...
22939 (override_options): Here.
22941 2009-04-02 Christian Bruel <christian.bruel@st.com>
22943 * config/sh/sh.c (sh_dwarf_register_span): New function.
22944 (TARGET_DWARF_REGISTER_SPAN): Define.
22945 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
22947 2009-04-02 Ira Rosen <irar@il.ibm.com>
22949 PR tree-optimization/39595
22950 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
22951 interleaved loads group is not greater than the SLP group size.
22953 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
22955 * builtins.c (is_builtin_name): New.
22956 (called_as_built_in): Use is_builtin_name.
22957 * tree.h (is_builtin_name): New.
22958 * varasm.c (incorporeal_function_p): Use is_builtin_name
22960 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
22962 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
22964 2009-04-02 Dodji Seketeli <dodji@redhat.com>
22967 * c-decl.c (clone_underlying_type): Move this ...
22968 * c-common.c (set_underlying_type): ... here.
22969 Also, make sure the function properly sets TYPE_STUB_DECL() on
22970 the newly created typedef variant type.
22971 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
22972 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
22975 2009-04-02 Richard Guenther <rguenther@suse.de>
22977 PR tree-optimization/37221
22978 * tree-flow.h (degenerate_phi_result): Declare.
22979 * tree-ssa-dom.c (degenerate_phi_result): Export.
22980 * tree-scalar-evolution.c (analyze_initial_condition): If
22981 the initial condition is defined by a degenerate PHI node
22982 use the degenerate value.
22984 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
22986 PR rtl-optimization/39588
22987 * combine.c (merge_outer_ops): Do not set the constant when this
22989 (simplify_shift_const_1): Do not modify it either in this case.
22991 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
22993 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
22994 tuning is deprecated if -mtune value is set to an Itanium1 variant.
22996 2009-04-01 Janis Johnson <janis187@us.ibm.com>
22999 * c-lex.c (interpret_float): Default (no suffix) is double.
23001 2009-04-1 Xinliang David Li <davidxl@google.com>
23003 * config/i386/i386.c (legitimate_constant_p): Recognize
23004 all one vector constant.
23006 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23008 * config/vax/vax.c: Add #includes to silence warnings.
23009 Change #include order to silence two warnings.
23011 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23013 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
23014 (ASM_SPEC): Pass -k to the assembler for PIC code.
23016 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23018 * config.gcc: Add vax-*-linux* to the switch.
23019 * config/vax/linux.h: New file. (TARGET_VERSION,
23020 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
23022 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23024 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
23025 Use predicate macros instead of GET_CODE() == foo.
23026 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
23027 ashlsi3, rotrsi3, <unnamed>): Likewise.
23029 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23031 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
23032 jbbccihi, jbbccisi): Remova trailing whitespace.
23033 * config/vax/constraints.md: Likewise.
23034 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
23035 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
23036 * config/vax/predicates.md: Likewise.
23037 * config/vax/vax.c (print_operand_address, vax_output_int_move,
23038 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
23039 * config/vax/vax.h: Likewise.
23040 * config/vax/vax.md (nonlocal_goto): Likewise.
23042 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23044 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
23045 (indirectable_address_p, adjacent_operands_p): Add spaces around
23047 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
23049 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23051 * config/vax/vax.c (legitimate_constant_address_p,
23052 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
23053 index_term_p, reg_plus_index_p, legitimate_address_p,
23054 vax_mode_dependent_address_p): Update comments to match functions
23055 modified by the recent int->bool conversion.
23057 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23059 * config/vax/builtins.md: Update copyright message.
23060 * config/vax/constraints.md: Likewise.
23061 * config/vax/netbsd-elf.h: Likewise.
23062 * config/vax/predicates.md: Likewise.
23063 * config/vax/vax-protos.h: Likewise.
23064 * config/vax/vax.c: Likewise.
23065 * config/vax/vax.h: Likewise.
23066 * config/vax/vax.md: Likewise.
23067 * config/vax/vax.opt: Likewise.
23069 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23071 * config/vax/builtins.md (ffssi2, ffssi2_internal,
23072 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
23073 * config/vax/constraints.md (B, R): Likewise.
23074 * config/vax/predicates.md (external_memory_operand,
23075 nonimmediate_addsub_di_operand): Likewise.
23076 * config/vax/vax.c (vax_output_int_add): Likewise.
23077 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
23078 untyped_call): Likewise.
23080 2009-04-01 Matt Thomas <matt@3am-software.com>
23082 * config/vax/predicates.md: New file.
23083 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
23084 external_const_operand, nonsymbolic_operand, external_memory_operand,
23085 indirect_memory_operand, indexed_memory_operand,
23086 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
23087 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
23089 * config/vax/constraints.md: New file.
23090 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
23092 * config/vax/builtins.md: New file.
23093 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
23094 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
23096 * config/vax/vax.opt (mqmath): Add option.
23097 * config/vax/vax.md (isfx): Extend with DI.
23098 (VAXintQH, VAXintQHSD): Define.
23099 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
23100 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
23101 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
23102 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
23103 (movdi): Update constraints and use vax_output_int_move().
23104 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
23105 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
23106 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
23107 nonlocal_goto): New.
23108 (mov<mode>): Extend accepted operand types.
23109 (subdi3_old): Rename from subdi3, change update constraints and use
23110 a new implementation.
23111 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
23112 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
23113 MOVE_RATIO, CLEAR_RATIO): Define.
23114 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
23115 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
23116 (PRINT_OPERAND): Redefine using a function instead of inlined code.
23117 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
23118 (split_quadword_operands): Make static and really allow variable
23120 (print_operand_address): Update for PIC generation.
23121 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
23122 indexable_address_p, fixup_mathdi_operand,
23123 vax_expand_addsub_di_operands, adjacent_operands_p): New.
23124 (vax_float_literal, legitimate_constant_p,
23125 indirectable_constant_address_p, index_term_p,
23126 reg_plus_index_p): Return bool instead of int.
23127 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
23129 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
23131 (vax_output_conditional_branch): Indent.
23132 (legitimate_constant_address_p, indirectable_constant_address_p,
23133 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
23134 vax_mode_dependent_address_p): Return bool instead of int, update for
23136 * config/vax/vax-protos.h (legitimate_constant_address_p,
23137 legitimate_constant_p, legitimate_address_p,
23138 vax_mode_dependent_address_p): Change declaration to bool.
23139 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
23140 vax_expand_addsub_di_operands, vax_output_int_subtract,
23141 vax_output_movmemsi): Declare.
23142 (split_quadword_operands, vax_float_literal): Delete declaration.
23143 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
23144 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
23145 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
23146 ASM_OUTPUT_DWARF_PCREL): Define.
23147 (ASM_SPEC): Change definition to allow PIC generation.
23149 2009-04-01 Steve Ellcey <sje@cup.hp.com>
23151 * doc/sourcebuild.texi: Update front-end requirements.
23153 2009-04-01 Jakub Jelinek <jakub@redhat.com>
23156 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
23157 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
23158 (booldi3_internal3): Use boolean_or_operator instead of
23161 2009-04-01 Joseph Myers <joseph@codesourcery.com>
23164 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
23165 declarator whose size is not an integer constant expression but
23166 folds to an integer constant, then treat it as a constant
23169 2009-04-01 Richard Guenther <rguenther@suse.de>
23171 * fold-const.c (fold_plusminus_mult_expr): Do not fold
23172 i * 4 + 2 to (i * 2 + 1) * 2.
23174 2009-04-01 Jakub Jelinek <jakub@redhat.com>
23177 * c-parser.c (c_parser_asm_statement): Skip until close paren and
23178 return if c_parser_asm_string_literal returned NULL.
23180 2009-04-01 Nick Clifton <nickc@redhat.com>
23182 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
23184 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
23185 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
23186 other typedefs to avoid conflicts with libgcc2.c. Define labels
23187 to gain 16-bit bit-manipulation functions from libgcc2.c and then
23189 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
23190 to gain 16-bit trapping arithmetic functions from libgcc2.c and
23193 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
23195 * varasm.c (default_function_rodata_section): Declare DOT as
23198 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
23199 Andrey Galkin <agalkin@hypercom.com>
23202 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
23203 Make object_name unique for each process.
23205 2009-04-01 Jakub Jelinek <jakub@redhat.com>
23208 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
23209 addressable variables in the parallel that could go out of scope while
23210 running queued tasks.
23212 2009-04-01 Anatoly Sokolov <aesok@post.ru>
23214 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
23215 (CASE_VALUES_THRESHOLD): Redefine.
23216 * config/avr/avr.c (avr_override_options): Remove initialization of
23217 avr_case_values_threshold variable.
23218 (avr_case_values_threshold): Remove variable. Add new function.
23219 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
23220 * config/avr/avr.opt (mno-tablejump): Remove option.
23221 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
23223 2009-04-01 DJ Delorie <dj@redhat.com>
23225 * varasm.c (default_function_rodata_section): Don't assume
23226 anything about where the first '.' in the section name is.
23228 2009-04-01 Alan Modra <amodra@bigpond.net.au>
23230 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
23231 rs6000_emit_stack_tie.
23233 2009-03-31 Ian Lance Taylor <iant@google.com>
23235 * tree-eh.c (tree_remove_unreachable_handlers): Compare
23236 gimple_code with GIMPLE_RESX, not RESX.
23238 2009-03-31 Joseph Myers <joseph@codesourcery.com>
23240 * c-common.c (c_get_ident): New.
23241 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
23243 2009-04-01 Ben Elliston <bje@au.ibm.com>
23245 * config/rs6000/sysv4.opt (msdata): Improve option description.
23247 2009-03-31 Steve Ellcey <sje@cup.hp.com>
23249 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
23250 (divdf3_internal_lat): Remove.
23251 (divxf3_internal_lat): Remove.
23252 (divxf3_internal_thr): Remove.
23253 (divxf): Use divxf3_internal.
23254 * config/ia64/div.md (divsf3_internal_lat): New.
23255 (divdf3_internal_lat): New.
23256 (divxf3_internal): New.
23258 2009-03-31 Joseph Myers <joseph@codesourcery.com>
23261 * Makefile.in (USE_GCC_STDINT): Define.
23262 (stmp-int-hdrs): Install stdint.h if applicable.
23263 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
23265 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
23266 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
23267 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
23268 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
23269 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
23270 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
23271 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
23272 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
23273 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
23274 (c_common_nodes_and_builtins): Initialize
23275 underlying_wchar_type_node. Do not initialize
23276 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
23277 nodes for new types.
23278 (c_stddef_cpp_builtins): Define macros for new types.
23279 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
23281 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
23282 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
23283 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
23284 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
23285 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
23286 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
23287 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
23288 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
23289 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
23290 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
23291 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
23292 int16_type_node, int32_type_node, int64_type_node,
23293 uint8_type_node, uint16_type_node, c_uint32_type_node,
23294 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
23295 int_least32_type_node, int_least64_type_node,
23296 uint_least8_type_node, uint_least16_type_node,
23297 uint_least32_type_node, uint_least64_type_node,
23298 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
23299 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
23300 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
23301 uintptr_type_node): Define.
23302 * c-cppbuiltin.c (builtin_define_constants,
23303 builtin_define_type_minmax): New.
23304 (builtin_define_stdint_macros): Define more macros.
23305 (c_cpp_builtins): Define more limit macros.
23306 (type_suffix): New.
23307 (builtin_define_type_max): Define in terms of
23308 builtin_define_type_minmax. Remove is_long parameter. All
23310 * config.gcc (use_gcc_stdint): Define.
23311 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
23312 Add newlib-stdint.h for generic targets.
23313 * config/glibc-stdint.h, config/newlib-stdint.h,
23314 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
23315 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
23316 * config/score/score.h (UINTPTR_TYPE): Define.
23317 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
23318 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
23319 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
23320 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
23321 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
23322 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
23323 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
23324 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
23325 * config/spu/spu.h (STDINT_LONG32): Define.
23326 * configure.ac (use_gcc_stdint): Substitute.
23327 * configure: Regenerate.
23328 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
23329 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
23330 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
23331 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
23332 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
23333 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
23334 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
23335 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
23336 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
23337 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
23338 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
23339 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
23340 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
23341 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
23342 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
23343 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
23344 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
23345 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
23346 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
23347 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
23348 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
23349 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
23350 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
23351 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
23352 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
23353 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
23354 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
23355 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
23356 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
23358 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
23360 * loop-iv.c (suitable_set_for_replacement): Renamed from
23361 simplify_using_assignment; changed to return bool and to accept new
23362 args DEST and SRC. Return true iff we find a source/destination pair
23363 that can be used to make a replacement, and fill SRC and DEST if so.
23364 Remove arg ALTERED. Don't deal with altered regs here. All callers
23366 (simplify_using_initial_values): Deal with altered regs here and track
23367 more precisely the effect they have on the validity of our expression.
23369 * loop-iv.c (simplify_using_condition): A condition of the form
23370 (EQ REG CONST) can be used to simply make a substitution.
23371 (simplify_using_initial_values): Keep track of conditions we have seen
23372 and keep using them to simplify new expressions, while applying the
23373 same substitutions to them as to the expression.
23375 * simplify-rtx.c (simplify_relational_operation_1): Simplify
23376 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
23379 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
23380 changed. Use this when trying to improve the upper bound.
23381 Generate the comparison by using simplify_gen_relational.
23383 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
23385 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
23387 (simplify_using_assignment, simplify_using_initial_values): Call
23388 replace_in_expr to make replacements. Call replace_single_def_regs
23389 once on the initial version of the expression.
23391 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
23394 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
23396 2009-03-31 Richard Guenther <rguenther@suse.de>
23398 PR middle-end/31029
23399 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
23400 equality comparisons. Fold C - X CMP X if C % 2 == 1.
23402 2009-03-31 Richard Guenther <rguenther@suse.de>
23404 * tree.h (div_if_zero_remainder): Declare.
23405 * fold-const.c (div_if_zero_remainder): Export.
23406 * tree-ssa-forwprop.c
23407 (forward_propagate_addr_into_variable_array_index): Handle
23408 constant array index addition outside of the variable index.
23410 2009-03-31 Joseph Myers <joseph@codesourcery.com>
23413 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
23414 define_splits, floatunssi<mode>2): Require x87 conversions from
23415 DImode to be permitted.
23417 2009-03-31 Joseph Myers <joseph@codesourcery.com>
23419 PR preprocessor/15638
23420 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
23422 2009-03-31 Richard Guenther <rguenther@suse.de>
23424 PR middle-end/23401
23425 PR middle-end/27810
23426 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
23427 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
23428 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
23429 a separate statement.
23430 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
23431 (lookup_tmp_var): Likewise.
23432 (is_gimple_formal_tmp_or_call_rhs): Remove.
23433 (is_gimple_reg_or_call_rhs): Rename to ...
23434 (is_gimple_reg_rhs_or_call): ... this.
23435 (is_gimple_mem_or_call_rhs): Rename to ...
23436 (is_gimple_mem_rhs_or_call): ... this.
23437 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
23438 DECL_GIMPLE_REG_P only if is_formal is true.
23439 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
23440 for non-proper post-modify expression gimplification.
23441 (gimplify_self_mod_expr): For post-modify expressions gimplify
23442 the lvalue to a minimal lvalue.
23443 (rhs_predicate_for): Remove formal temp case.
23444 (gimplify_modify_expr_rhs): Likewise.
23445 (gimplify_addr_expr): Use is_gimple_reg.
23446 (gimplify_expr): Remove formal temp cases.
23447 (gimple_regimplify_operands): Likewise.
23448 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
23449 and FILTER_EXPR like constants.
23450 * gimple.c (walk_gimple_op): Fix val_only initialization, use
23452 (is_gimple_formal_tmp_rhs): Remove.
23453 (is_gimple_reg_rhs): Remove special casing.
23454 (is_gimple_mem_rhs): Fix.
23455 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
23456 (is_gimple_formal_tmp_var): Remove.
23457 (is_gimple_formal_tmp_reg): Likewise.
23458 (is_gimple_min_lval): Allow invariant component ref parts.
23459 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
23460 is_gimple_formal_tmp_reg): Remove declarations.
23461 * tree-cfg.c (verify_expr): Verify that variables with address
23462 taken do not have DECL_GIMPLE_REG_P set.
23463 * tree-mudflap.c (mf_build_check_statement_for): Use
23464 force_gimple_operand instead of gimplify_expr.
23466 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
23468 * modulo-sched.c (sms_schedule_by_order): Pass the actual
23469 schedulable rows to compute_split_row.
23471 2009-03-31 Ben Elliston <bje@au.ibm.com>
23474 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
23477 2009-03-31 Alan Modra <amodra@bigpond.net.au>
23479 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
23480 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
23481 * configure: Regenerate.
23482 * config.in: Regenerate.
23483 * config/rs6000/rs6000.opt (mtls-markers): Add.
23484 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
23485 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
23486 (tls_ld_aix, tls_ld_sysv): Likewise.
23487 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
23488 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
23490 2009-03-31 Alan Modra <amodra@bigpond.net.au>
23492 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
23494 2009-03-30 Jan Hubicka <jh@suse.cz>
23496 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
23498 (tree_remove_unreachable_handlers): Cleanup EH predecestor
23499 detection and label handling.
23501 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
23503 * ira-int.h (ira_allocno): Rename left_conflicts_num to
23504 left_conflicts_size.
23505 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
23506 ALLOCNO_LEFT_CONFLICTS_SIZE.
23508 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
23509 remove_allocno_from_bucket_and_push,
23510 allocno_spill_priority_compare, push_allocnos_to_stack,
23511 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
23512 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
23513 (setup_allocno_left_conflicts_num): Ditto. Rename to
23514 setup_allocno_left_conflicts_size.
23515 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
23516 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
23517 setup_allocno_left_conflicts_size instead of
23518 setup_allocno_left_conflicts_num.
23520 * ira-build.c (ira_create_allocno): Use
23521 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
23522 ALLOCNO_LEFT_CONFLICTS_NUM.
23524 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
23526 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
23527 instead of DF_LR_OUT.
23529 * ira-lives.c (process_bb_node_lives): Ditto.
23531 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
23532 instead of DF_LR_{OUT,IN}.
23534 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
23536 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
23538 2009-03-30 Jan Hubicka <jh@suse.cz>
23540 * except.c (label_to_region_map): Fix thinko.
23542 2009-03-30 Steve Ellcey <sje@cup.hp.com>
23544 PR middle-end/38237
23545 * tree.h (tree_find_value): New declaration.
23546 * tree.c (tree_find_value): New function.
23547 * varasm.c (assemble_external): Avoid duplicate entries on lists.
23549 2009-03-30 Jakub Jelinek <jakub@redhat.com>
23552 * c-decl.c (struct c_binding): Add locus field.
23553 (bind): Add locus argument, set locus field from it.
23554 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
23555 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
23556 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
23557 implicitly_declare, undeclared_variable, lookup_label,
23558 declare_label, c_make_fname_decl, c_builtin_function,
23559 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
23562 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
23565 * config/i386/i386.c (classify_argument): Check total size of
23568 2009-03-30 Martin Jambor <mjambor@suse.cz>
23570 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
23571 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
23572 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
23575 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
23576 seen_variable_array_ref while also traversing a union.
23578 * tree-inline.c (optimize_inline_calls): Do not call
23579 cgraph_node_remove_callees.
23580 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
23581 (pass_remove_cgraph_callee_edges): New variable.
23582 * passes.c (init_optimization_passes): Add
23583 pass_remove_cgraph_callee_edges after early inlining and before all
23584 late intraprocedural passes.
23586 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
23588 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
23590 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
23591 Fix typos in names.
23593 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
23595 * combine.c (simplify_comparison): Use have_insn_for.
23596 * dojump.c (do_jump): Likewise.
23598 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
23600 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
23601 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
23602 sparc_compare_op0 like sparc_compare_emitted used to be handled.
23603 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
23604 instead of sparc_compare_emitted.
23605 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
23606 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
23607 instead of sparc_compare_emitted.
23609 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
23611 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
23612 enter/exit cfglayout mode.
23613 (pass_partition_block): Require it.
23614 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
23615 (combine_instructions): Track basic blocks instead of labels.
23616 (update_cfg_for_uncondjump): New.
23617 (try_combine): Use it. Update jumps after rescanning.
23618 (pass_combine): Require PROP_cfglayout.
23619 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
23621 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
23623 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
23624 Provide/destroy PROP_cfglayout respectively.
23625 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
23626 * tree-pass.h (PROP_cfglayout): New.
23628 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
23630 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
23631 fold_convert_const_fixed_from_fixed,
23632 fold_convert_const_fixed_from_int,
23633 fold_convert_const_fixed_from_real, fold_negate_const): Do not
23634 set TREE_CONSTANT_OVERFLOW.
23635 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
23636 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
23638 2009-03-30 Ira Rosen <irar@il.ibm.com>
23640 * tree-vect-loop-manip.c: New file.
23641 * tree-vectorizer.c: Update documentation and included files.
23642 (vect_loop_location): Make extern.
23643 (rename_use_op): Move to tree-vect-loop-manip.c
23644 (rename_variables_in_bb, rename_variables_in_loop,
23645 slpeel_update_phis_for_duplicate_loop,
23646 slpeel_update_phi_nodes_for_guard1,
23647 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
23648 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
23649 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
23650 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
23651 find_loop_location): Likewise.
23652 (new_stmt_vec_info): Move to tree-vect-stmts.c.
23653 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
23654 get_vectype_for_scalar_type, vect_is_simple_use,
23655 supportable_widening_operation, supportable_narrowing_operation):
23657 (bb_in_loop_p): Move to tree-vect-loop.c.
23658 (new_loop_vec_info, destroy_loop_vec_info,
23659 reduction_code_for_scalar_code, report_vect_op,
23660 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
23661 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
23662 (vect_supportable_dr_alignment): Likewise.
23663 * tree-vectorizer.h (tree-data-ref.h): Include.
23664 (vect_loop_location): Declare.
23665 Reorganize function declarations according to the new file structure.
23666 * tree-vect-loop.c: New file.
23667 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
23668 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
23669 * tree-vect-data-refs.c: New file.
23670 * tree-vect-patterns.c (timevar.h): Don't include.
23671 * tree-vect-stmts.c: New file.
23672 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
23673 tree-vect-slp.c, tree-vect-loop.c.
23674 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
23675 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
23676 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
23677 (tree-vect-analyze.o): Remove.
23678 (tree-vect-transform.o): Likewise.
23679 (tree-vect-data-refs.o): Add rule.
23680 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
23681 tree-vect-slp.o): Likewise.
23682 (tree-vect-patterns.o): Remove redundant dependencies.
23683 (tree-vectorizer.o): Likewise.
23684 * tree-vect-slp.c: New file.
23686 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23688 * optc-gen.awk: Warn if an option flag has multiple different
23691 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
23693 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
23694 -floop-block): Document dependences on PPL, CLooG and Graphite.
23696 2009-03-30 Joseph Myers <joseph@codesourcery.com>
23698 PR rtl-optimization/323
23699 * c-common.c (c_fully_fold, convert_and_check,
23700 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
23701 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
23702 * c-common.def (EXCESS_PRECISION_EXPR): New.
23703 * c-cppbuiltin.c (builtin_define_float_constants): Define
23704 constants with enough digits for long double.
23705 * c-lex.c (interpret_float): Interpret constant with excess
23706 precision where appropriate.
23707 * c-opts.c (c_common_post_options): Set
23708 flag_excess_precision_cmdline. Give an error for
23709 -fexcess-precision=standard for C++ for processors where the
23710 option is significant.
23711 * c-parser.c (c_parser_conditional_expression): Handle excess
23712 precision in condition.
23713 * c-typeck.c (convert_arguments): Handle arguments with excess
23715 (build_unary_op): Move excess precision outside operation.
23716 (build_conditional_expr): Likewise.
23717 (build_compound_expr): Likewise.
23718 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
23719 (build_modify_expr): Handle excess precision in RHS.
23720 (convert_for_assignment): Handle excess precision in converted
23722 (digest_init, output_init_element, process_init_element): Handle
23723 excess precision in initializer.
23724 (c_finish_return): Handle excess precision in return value.
23725 (build_binary_op): Handle excess precision in operands and add
23726 excess precision as needed for operation.
23727 * common.opt (-fexcess-precision=): New option.
23728 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
23729 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
23730 For standard excess precision, output explicit conversion to and
23731 truncation from XFmode.
23732 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
23733 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
23734 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
23735 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
23736 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
23737 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
23738 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
23739 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
23740 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
23741 define_splits, sqrt<mode>2): Disable where appropriate for
23742 standard excess precision.
23743 * convert.c (convert_to_real): Do not shorten arithmetic to type
23744 for which excess precision would be used.
23745 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
23746 * doc/invoke.texi (-fexcess-precision=): Document option.
23747 (-mfpmath=): Correct index entry.
23748 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
23749 flag_excess_precision): New.
23750 * langhooks.c (lhd_post_options): Set
23751 flag_excess_precision_cmdline.
23752 * opts.c (common_handle_option): Handle -fexcess-precision=.
23753 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
23754 init_excess_precision): New.
23755 (lang_dependent_init_target): Call init_excess_precision.
23756 * tree.c (excess_precision_type): New.
23757 * tree.h (excess_precision_type): Declare.
23759 2009-03-30 Joseph Myers <joseph@codesourcery.com>
23762 * c-typeck.c (build_component_ref): Do not copy qualifiers from
23763 non-lvalue to component.
23765 2009-03-29 Joseph Myers <joseph@codesourcery.com>
23767 PR preprocessor/34695
23768 * Makefile.in (c-opts.o): Depend on c-tree.h.
23769 * c-common.c: Move down include of diagnostic.h.
23770 (done_lexing, c_cpp_error): New.
23771 * c-common.h (done_lexing): Declare.
23772 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
23774 * c-opts.c: Include c-tree.h.
23775 (c_common_init_options): Set preprocessor error callback.
23776 (c_common_handle_option): Do not set preprocessor
23777 inhibit_warnings, warnings_are_errors, warn_system_headers,
23778 pedantic_errors or inhibit_warnings flags.
23779 (c_common_post_options): Do not check cpp_errors (parse_in).
23780 (c_common_finish): Do not output dependencies if there were
23781 errors. Do not check return value of cpp_finish.
23782 * c-ppoutput.c (pp_file_change): Set input_location.
23783 * c-tree.h (c_cpp_error): Declare.
23784 * diagnostic.c (diagnostic_set_info_translated): Also initialize
23786 (diagnostic_build_prefix): Check override_column.
23787 * diagnostic.h (diagnostic_info): Add override_column field.
23788 (diagnostic_override_column): Define.
23790 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
23792 * c-common.c (c_expand_expr, c_staticp): Remove.
23793 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
23794 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
23795 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
23796 * c-gimplify.c (gimplify_compound_literal_expr,
23797 optimize_compound_literals_in_ctor): Remove.
23798 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
23799 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
23800 * c-semantics.c (emit_local_var): Remove.
23802 * langhooks-def.h (lhd_expand_expr): Remove.
23803 * langhooks.c (lhd_expand_expr): Remove.
23804 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
23806 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
23807 handling from c-semantics.c; don't call into langhook.
23808 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
23809 * gimplify.c (gimplify_compound_literal_expr,
23810 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
23811 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
23812 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
23813 as was done in c-gimplify.c.
23814 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
23815 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
23816 Move from c-common.h.
23817 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
23819 * tree.c (staticp): Do not call langhook.
23820 * langhooks.c (lhd_staticp): Delete.
23821 * langhooks-def.h (lhd_staticp): Delete prototype.
23822 (LANG_HOOKS_STATICP): Delete.
23823 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
23825 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
23826 instead of DECL_STMTs.
23828 2009-03-29 Joseph Myers <joseph@codesourcery.com>
23836 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
23838 (fold_call_expr): Return a NOP_EXPR from folding rather than the
23839 contained expression.
23840 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
23841 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
23842 conditional expressions for C.
23843 (decl_constant_value_for_optimization): Move from
23844 decl_constant_value_for_broken_optimization in c-typeck.c. Check
23845 whether optimizing and that the expression is a VAR_DECL not of
23846 array type instead of doing such checks in the caller. Do not
23847 check pedantic. Call gcc_unreachable for C++.
23848 * c-common.def (C_MAYBE_CONST_EXPR): New.
23849 * c-common.h (c_fully_fold, c_save_expr,
23850 decl_constant_value_for_optimization): New prototypes.
23851 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
23852 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
23853 EXPR_INT_CONST_OPERANDS): Define.
23854 * c-convert.c (convert): Strip nops from expression.
23855 * c-decl.c (groktypename): Take extra parameters expr and
23856 expr_const_operands. Update call to grokdeclarator.
23857 (start_decl): Update call to grokdeclarator. Add statement for
23858 expressions used in type of decl.
23859 (grokparm): Update call to grokdeclarator.
23860 (push_parm_decl): Update call to grokdeclarator.
23861 (build_compound_literal): Add parameter non_const and build a
23862 C_MAYBE_COSNT_EXPR if applicable.
23863 (grokdeclarator): Take extra parameters expr and
23864 expr_const_operands. Track expressions used in declaration
23865 specifiers and declarators. Fold array sizes and track whether
23866 they are constant expressions and whether they are integer
23867 constant expressions.
23868 (parser_xref_tag): Set expr and expr_const_operands fields in
23870 (grokfield): Update call to grokdeclarator.
23871 (start_function): Update call to grokdeclarator.
23872 (build_null_declspecs): Set expr and expr_const_operands fields in
23874 (declspecs_add_type): Handle expressions in typeof specifiers.
23875 * c-parser.c (c_parser_declspecs): Set expr and
23876 expr_const_operands fields for declaration specifiers.
23877 (c_parser_enum_specifier): Likewise.
23878 (c_parser_struct_or_union_specifier): Likewise.
23879 (c_parser_typeof_specifier): Likewise. Update call to
23880 groktypename. Fold expression as needed. Return expressions with
23881 type instead of adding statements.
23882 (c_parser_attributes): Update calls to c_parser_expr_list.
23883 (c_parser_statement_after_labels): Fold expression before passing
23884 to objc_build_throw_stmt.
23885 (c_parser_condition): Fold expression.
23886 (c_parser_asm_operands): Fold expression.
23887 (c_parser_conditional_expression): Use c_save_expr. Update call
23888 to build_conditional_expr.
23889 (c_parser_alignof_expression): Update call to groktypename.
23890 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
23891 original_code. Fold expression argument of va_arg. Create
23892 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
23893 argument to va_arg. Update calls to groktypename. Fold array
23894 index for offsetof. Verify that first argument to
23895 __builtin_choose_expr has integer type.
23896 (c_parser_postfix_expression_after_paren_type): Update calls to
23897 groktypename and build_compound_literal. Handle expressions with
23898 side effects in type name.
23899 (c_parser_postfix_expression_after_primary): Update call to
23900 c_parser_expr_list. Set original_code for calls to
23901 __builtin_constant_p.
23902 (c_parser_expr_list): Take extra parameter fold_p. Fold
23903 expressions if requested.
23904 (c_parser_objc_type_name): Update call to groktypename.
23905 (c_parser_objc_synchronized_statement): Fold expression.
23906 (c_parser_objc_receiver): Fold expression.
23907 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
23908 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
23909 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
23910 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
23911 (struct c_typespec): Add elements expr and expr_const_operands.
23912 (struct c_declspecs): Add elements expr and expr_const_operands.
23913 (groktypename, build_conditional_expr, build_compound_literal):
23915 (in_late_binary_op): Declare.
23916 * c-typeck.c (note_integer_operands): New function.
23917 (in_late_binary_op): New variable.
23918 (decl_constant_value_for_broken_optimization): Move to c-common.c
23919 and rename to decl_constant_value_for_optimization.
23920 (default_function_array_conversion): Do not strip nops.
23921 (default_conversion): Do not call
23922 decl_constant_value_for_broken_optimization.
23923 (build_array_ref): Do not fold result.
23924 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
23925 result when operand is a VLA.
23926 (c_expr_sizeof_type): Update call to groktypename. Handle
23927 expressions included in type name. Use C_MAYBE_CONST_EXPR for
23928 result when operand names a VLA type.
23929 (build_function_call): Update call to build_compound_literal.
23930 Only fold result for calls to __builtin_* functions. Strip
23931 NOP_EXPR from INTEGER_CST returned from such functions. Fold
23932 the function designator.
23933 (convert_arguments): Fold arguments. Update call to
23934 convert_for_assignment.
23935 (build_unary_op): Handle increment and decrement of
23936 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
23937 decrement earlier. Fold operand of increment and decrement.
23938 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
23939 built for integer operand. Wrap returns that are INTEGER_CSTs
23940 without being integer constant expressions or that have integer
23941 constant operands without being INTEGER_CSTs.
23942 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
23943 (build_conditional_expr): Add operand ifexp_bcp. Track whether
23944 result is an integer constant expression or can be used in
23945 unevaluated parts of one and avoid folding and wrap as
23946 appropriate. Fold operands before possibly doing -Wsign-compare
23948 (build_compound_expr): Wrap result for C99 if operands can be used
23949 in integer constant expressions.
23950 (build_c_cast): Update call to digest_init. Do not ignore
23951 overflow from casting floating-point constants to integers. Wrap
23952 results that could be confused with integer constant expressions,
23953 null pointer constants or floating-point constants.
23954 (c_cast_expr): Update call to groktypename. Handle expressions
23955 included in type name.
23956 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
23957 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
23958 Update calls to convert_for_assignment.
23959 (convert_for_assignment): Take new parameter
23960 null_pointer_constant. Do not strip nops or call
23961 decl_constant_value_for_broken_optimization. Set
23962 in_late_binary_op for conversions to boolean.
23963 (store_init_value): Update call to digest_init.
23964 (digest_init): Take new parameter null_pointer_constant. Do not
23965 call decl_constant_value_for_broken_optimization. pedwarn for
23966 initializers not constant expressions. Update calls to
23967 convert_for_assignment.
23968 (constructor_nonconst): New.
23969 (struct constructor_stack): Add nonconst element.
23970 (really_start_incremental_init, push_init_level, pop_init_level):
23971 Handle constructor_nonconst and nonconst element.
23972 (set_init_index): Call constant_expression_warning for array
23974 (output_init_element): Fold value. Set constructor_nonconst as
23975 applicable. pedwarn for initializers not constant expressions.
23976 Update call to digest_init. Call constant_expression_warning
23977 where constant initializers are required.
23978 (process_init_element): Use c_save_expr.
23979 (c_finish_goto_ptr): Fold expression.
23980 (c_finish_return): Fold return value. Update call to
23981 convert_for_assignment.
23982 (c_start_case): Fold switch expression.
23983 (c_process_expr_stmt): Fold expression.
23984 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
23985 ensure statement expression is not evaluated in constant expression.
23986 (build_binary_op): Track whether results are integer constant
23987 expressions or may occur in such, disable folding and wrap results
23988 as applicable. Fold operands for -Wsign-compare warnings unless
23990 (c_objc_common_truthvalue_conversion): Handle results folded to
23991 integer constants that are not integer constant expressions.
23992 * doc/extend.texi: Document when typeof operands are evaluated,
23993 that condition of __builtin_choose_expr is an integer constant
23994 expression, and more about use of __builtin_constant_p in
23997 2009-03-29 Richard Guenther <rguenther@suse.de>
23999 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
24000 propagate addresses of array references.
24002 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
24004 * regmove.c (perhaps_ends_bb_p): Remove.
24005 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
24006 from INSN and check that the main loop stays within that basic block.
24007 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
24008 (regmove_forward_pass): Split out from regmove_optimize. Use
24009 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
24010 (regmove_backward_pass): Split out from regmove_optimize. Use
24011 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
24012 (regmove_optimize): Simplify.
24014 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
24017 * config/i386/i386.c (classify_argument): Ignore flexible array
24018 member in struct and warn ABI change.
24020 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
24022 * config/i386/i386-protos.h (ix86_agi_dependent): New.
24024 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
24025 (ix86_adjust_cost): Updated.
24027 2009-03-29 Jan Hubicka <jh@suse.cz>
24029 PR middle-end/28850
24030 * tree-pass.h (pass_cleanup_eh): New function.
24031 (remove_unreachable_regions): Break code handling RTL
24032 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
24033 that can not be reached by runtime.
24034 (can_be_reached_by_runtime): New function.
24035 (label_to_region_map): New function.
24036 (num_eh_regions): New function.
24037 (rtl_remove_unreachable_regions): New function.
24038 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
24039 (remove_eh_region): New function.
24040 * except.h: Include sbitmap and vecprim.
24041 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
24042 num_eh_regions): Declare.
24043 * passes.c (init_optimization_passes): Schedule cleanup_eh.
24044 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
24045 * tree-eh.c (tree_remove_unreachable_handlers): New function.
24046 (tree_empty_eh_handler_p): New function.
24047 (cleanup_empty_eh): New function.
24048 (cleanup_eh): New function.
24049 (pass_cleanup_eh): New function.
24051 2009-03-29 Jan Hubicka <jh@suse.cz>
24053 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
24054 for removed regions.
24056 2009-03-29 Jan Hubicka <jh@suse.cz>
24058 * except.c (dump_eh_tree): Dump all datastructures.
24060 2009-03-29 Jan Hubicka <jh@suse.cz>
24062 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
24063 (duplicate_eh_regions_1): Likewise.
24064 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
24065 vector; call EH verification.
24066 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
24067 Be ready for region being removed.
24069 2009-03-29 Jan Hubicka <jh@suse.cz>
24071 * bitmap.c (bitmap_last_set_bit): New function.
24072 * bitmap.h (bitmap_last_set_bit): Declare.
24074 2009-03-29 David Ayers <ayers@fsfe.org>
24077 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
24078 by calling objc_compare_types and surpress warnings about
24079 incompatible C pointers that are compatible ObjC pointers.
24081 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
24083 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
24084 call initialize_inline_failed.
24085 (initialize_inline_failed): Move it from here ...
24086 * cgraph.c (initialize_inline_failed): ... to here.
24087 (cgraph_create_edge): Call initialize_inline_failed rather than
24088 setting inline_failed directly.
24090 2009-03-29 Ben Elliston <bje@au.ibm.com>
24093 * sysv4.opt (msdata): Improve comment.
24094 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
24095 * sysv4.h (SVR4_ASM_SPEC): Likewise.
24097 2009-03-29 Ben Elliston <bje@au.ibm.com>
24100 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
24101 load and store attributes.
24103 2009-03-29 Ben Elliston <bje@au.ibm.com>
24105 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
24106 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
24107 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
24108 * doc/extend.texi (X86 Built-in Functions): Add index entries for
24109 __builtin_infq and __builtin_huge_valq.
24111 2009-03-28 Anatoly Sokolov <aesok@post.ru>
24113 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
24115 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
24116 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
24118 2009-03-28 Xinliang David Li <davidxl@google.com>
24120 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
24121 (do_dbg_cnt): New function.
24123 2009-03-28 Jan Hubicka <jh@suse.cz>
24125 Merge from pretty-ipa:
24127 2009-03-27 Jan Hubicka <jh@suse.cz>
24129 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
24130 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
24131 * passes.c (function_called_by_processed_nodes_p): New.
24132 * ipa-pure-const.c (check_call): Fix handling of operands.
24133 (analyze_function): Dump debug output for skipped bodies.
24134 (local_pure_const): Use function_called_by_processed_nodes_p.
24135 * dwarf2out.c (reference_to_unused): Use output.
24136 * passes.c (do_per_function_toporder): Likewise.
24138 2008-11-12 Jan Hubicka <jh@suse.cz>
24140 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
24141 * ipa-pure-const.c (funct_state_d): Add can throw field; make
24142 state_set_in_source enum
24143 (check_decl): Ignore memory tags; do not set fake looping flags;
24145 (check_operand, check_tree, check_rhs_var, check_lhs_var,
24146 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
24147 (check_call, analyze_function): Rewrite.
24149 (add_new_function): Update call of analyze_function.
24150 (generate_summary): Add call of analyze_function.
24151 (propagate): Propagate can_throw; handle state_set_in_source correctly.
24152 (local_pure_const): New function.
24153 (pass_local_pure_const): New pass.
24154 * ipa-inline.c (inline_transform): Set after_inlining.
24155 * tree-eh.c (stmt_can_throw_external): New.
24156 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
24157 work with aliasing built.
24158 * tree-flow.h (stmt_can_throw_external): New.
24159 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
24160 and local pure/const pass in early and late optimization queue.
24162 2009-03-28 Martin Jambor <mjambor@suse.cz>
24164 * fold-const.c (get_pointer_modulus_and_residue): New parameter
24166 (fold_binary): Allow function decl aligment consideration is the
24167 second argument is integer constant one.
24168 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
24169 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
24170 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
24172 2009-03-28 Jan Hubicka <jh@suse.cz>
24174 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
24175 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
24176 * function.h (rtl_data): Add nothrow flag.
24177 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
24178 set DECL_NOTHROW for AVAILABLE functions.
24180 2009-03-28 Jakub Jelinek <jakub@redhat.com>
24182 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
24183 following vector keyword has expansion starting with pixel or bool
24184 keyword, expand vector to __vector and pixel or bool to __pixel or
24188 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
24189 warn_if_disallowed_function_p): Removed.
24190 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
24191 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
24192 warning_if_disallowed_function_p.
24193 * flags.h (warn_if_disallowed_function_p,
24194 warn_disallowed_functions): Removed.
24195 * common.opt (Wdisallowed-function-list=): Removed.
24196 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
24198 2009-03-28 Richard Guenther <rguenther@suse.de>
24200 PR tree-optimization/38723
24201 * tree-ssa-pre.c (compute_avail): Add all default definitions to
24204 2009-03-28 Jan Hubicka <jh@suse.cz>
24206 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
24207 test introduced by my previous patch.
24209 2009-03-28 Richard Guenther <rguenther@suse.de>
24211 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
24212 the PHIs value undefined.
24214 2009-03-28 Jan Hubicka <jh@suse.cz>
24216 * tree-pass.h (pass_fixup_cfg): New pass.
24217 * ipa-inline.c (inline_transform): Set
24218 always_inline_functions_inlined/after_inlining.
24219 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
24220 (pass_fixup_cfg): New pass.
24221 * passes.c (init_optimization_passes): Add fixup_cfg.
24223 2009-03-28 Richard Guenther <rguenther@suse.de>
24225 PR tree-optimization/38458
24226 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
24227 argument use the arguments copy-of value.
24229 2009-03-28 Richard Guenther <rguenther@suse.de>
24231 PR tree-optimization/38180
24232 * tree-ssa-ccp.c (get_default_value): Simplify.
24233 (likely_value): Likewise.
24234 (surely_varying_stmt_p): Properly handle VOP case.
24235 (ccp_initialize): Likewise.
24236 (ccp_fold): Handle propagating through *&.
24237 (fold_const_aggregate_ref): Also handle decls.
24239 2009-03-28 Jan Hubicka <jh@suse.cz>
24241 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
24242 * cgraph.h (cgraph_node): Likewise.
24243 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
24244 (cgraph_reset_node): Use process flag.
24245 (cgraph_mark_functions_to_output): Likewise.
24246 (cgraph_expand_function): Likewise.
24247 (cgraph_expand_all_functions): Likewise.
24248 (cgraph_output_in_order): Likewise.
24249 * dwarf2out.c (reference_to_unused): Likewise.
24250 * passes.c do_per_function_toporder): Likewise.
24252 2009-03-28 Jan Hubicka <jh@suse.cz>
24254 Bring from lto-branch:
24256 2008-09-03 Doug Kwan <dougkwan@google.com>
24258 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
24259 enums instead of reason strings.
24260 * cgraph.c (cgraph_create_edge): Same.
24261 (cgraph_inline_failed_string): New function.
24262 * cgraph.h (cgraph_inline_failed_t): New enum type.
24263 (cgraph_inline_failed_string): New prototype.
24264 (struct cgraph_edge): Change type of INLINED_FAILED from constant
24265 char pointer to cgraph_inline_failed_t.
24266 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
24267 (cgraph_default_inline_p): Ditto.
24268 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
24269 to cgraph_inline_failed_t pointer.
24270 * cif-code.def: New file.
24271 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
24273 (cgraph_check_inline_limits): Change type of REASON to pointer to
24274 cgraph_inline_failed_t. Replace reason strings with enums.
24275 (cgraph_default_inline_p): Ditto.
24276 (cgraph_recursive_inlining_p): Ditto.
24277 (update_caller_keys): Change type of FAILED_REASON to
24278 cgraph_inline_failed_t.
24279 (cgraph_set_inline_failed): Change type of REASON to pointer to
24280 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
24281 convert enums to strings for text output.
24282 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
24283 to be of type cgraph_inline_failed_t. Replace reason strings with
24284 enums. Call cgraph_inline_failed_string to covert enums
24285 to strings for text output.
24286 (cgraph_decide_inlining): Replace reason strings with enums.
24287 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
24288 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
24290 * tree-inline.c (expand_call_inline): Change type of REASON
24291 to cgraph_inline_failed_t. Replace reason strings with enums.
24292 Call cgraph_inline_failed_string for text output.
24293 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
24296 2009-03-28 Jan Hubicka <jh@suse.cz>
24298 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
24299 cgraph_clone_node): Remove master clone handling.
24300 (cgraph_is_master_clone, cgraph_master_clone): Remove.
24301 * cgraph.h (master_clone): Remove.
24302 (cgraph_is_master_clone, cgraph_master_clone): Remove.
24303 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
24304 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
24306 2009-03-28 Jan Hubicka <jh@suse.cz>
24308 * cgraph.c (cgraph_function_body_availability): Functions declared
24309 inline are always safe to assume that it is not going to be replaced.
24311 2009-03-28 Richard Guenther <rguenther@suse.de>
24313 PR tree-optimization/38513
24314 * tree-ssa-pre.c (eliminate): Remove redundant stores.
24315 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
24316 EXC_PTR_EXPR and FILTER_EXPR.
24317 (get_ref_from_reference_ops): Likewise.
24319 2009-03-28 Richard Guenther <rguenther@suse.de>
24321 PR tree-optimization/38968
24322 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
24323 Use FLOOR_MOD_EXPR to compute misalignment.
24325 2009-03-28 Richard Guenther <rguenther@suse.de>
24327 PR tree-optimization/37795
24328 * tree.h (combine_comparisons): Declare.
24329 * fold-const.c (combine_comparisons): Export.
24330 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
24332 (ifcombine_iforif): Use combine_comparisons.
24334 2009-03-28 Jan Hubicka <jh@suse.cz>
24336 * tree-eh.c (inlinable_call_p): New function.
24337 (make_eh_edges): Use it.
24338 (verify_eh_edges): Use it.
24339 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
24340 * except.c (reachable_next_level): Add inlinable_function argument
24341 (sjlj_find_directly_reachable_regions): Update.
24342 (add_reachable_handler): Do not set saw_any_handlers.
24343 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
24344 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
24345 Add new inlinable call parameter.
24346 (can_throw_internal, can_throw_external): Update.
24347 * except.h (can_throw_internal_1, can_throw_external_1,
24348 foreach_reachable_handler): Update declaration.
24350 2009-03-28 Joseph Myers <joseph@codesourcery.com>
24352 * config/arm/t-arm-coff, config/h8300/coff.h,
24353 config/i386/i386-aout.h, config/i386/i386-coff.h,
24354 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
24355 config/pdp11/2bsd.h, config/rs6000/aix41.h,
24356 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
24357 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
24358 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
24359 sys-types.h: Remove.
24360 * Makefile.in: Remove protoize and fixproto support and references
24362 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
24363 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
24365 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
24366 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
24367 unprotoize$(exeext).
24368 (rest.encap): Don't depend on $(STMP_FIXPROTO)
24369 (.PHONY): Don't depend on proto.
24370 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
24371 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
24372 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
24373 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
24374 build/gen-protos.o, build/scan.o, xsys-protos.h,
24375 build/fix-header$(build_exeext), build/fix-header.o,
24376 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
24377 stmp-install-fixproto): Remove.
24378 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
24379 SYSCALLS.c or fixproto files.
24380 (install-common): Don't install protoize.
24381 (install-headers-tar, install-headers-cpio, install-headers-cp):
24382 Don't depend on $(STMP_FIXPROTO).
24383 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
24384 install fixproto files or write out fixproto settings.
24385 (uninstall): Don't uninstall protoize.
24386 * config.gcc (use_fixproto): Remove.
24387 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
24388 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
24389 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
24390 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
24391 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
24392 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
24393 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
24394 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
24395 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
24396 * config/t-vxworks (STMP_FIXPROTO): Remove.
24397 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
24398 STMP_FIXPROTO): Remove.
24399 * config.in, configure: Regenerate.
24400 * crtstuff.c (gid_t, uid_t): Don't undefine.
24401 * doc/install.texi: Change m68k-coff to m68k-elf in example.
24402 (arm-*-coff, arm-*-aout: Remove target entries.
24403 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
24404 Remove mention of AIX 4.1.
24405 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
24406 * doc/invoke.texi (Running Protoize): Remove.
24407 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
24408 (Protoize Caveats): Remove.
24409 * tsystem.h: Update comments on headers assumed to exist.
24411 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
24413 * genautomata.c: Add a new year to the copyright. Add a new
24415 (struct insn_reserv_decl): Add comments for member bypass_list.
24416 (find_bypass): Remove.
24417 (insert_bypass): New.
24418 (process_decls): Use insert_bypass.
24419 (output_internal_insn_latency_func): Output all bypasses with the
24420 same input insn in one switch case.
24422 * rtl.def (define_bypass): Describe bypass choice.
24423 * doc/md.texi (define_bypass): Ditto.
24425 2009-03-27 Richard Guenther <rguenther@suse.de>
24427 * gimplify.c (mark_addressable): Export.
24428 * tree-flow.h (mark_addressable): Declare.
24429 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
24430 * tree-ssa.c (verify_phi_args): Verify that address taken
24431 variables have TREE_ADDRESSABLE set.
24433 2009-03-27 Richard Guenther <rguenther@suse.de>
24435 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
24436 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
24437 Do not mark decls TREE_ADDRESSABLE.
24438 (build_fold_addr_expr): Adjust.
24439 (fold_addr_expr): Remove.
24440 (fold_unary): Use build_fold_addr_expr.
24441 (fold_comparison): Likewise.
24442 (split_address_to_core_and_offset): Likewise.
24443 * coverage.c (tree_coverage_counter_addr): Mark the array decl
24445 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
24446 (gimplify_modify_expr_to_memcpy): Mark source and destination
24448 * omp-low.c (create_omp_child_function): Mark the object decl
24450 (lower_rec_input_clauses): Mark the var we take the address of
24452 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
24454 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
24456 PR middle-end/39315
24457 * cfgexpand.c (expand_one_stack_var_at): Change alignment
24458 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
24460 2009-03-27 Richard Guenther <rguenther@suse.de>
24462 PR tree-optimization/39120
24463 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
24465 (handle_lhs_call): Process return constraints. Add escape
24466 constraints if necessary.
24467 (handle_const_call): Fill out return constraints. Make nested
24468 case more precise. Avoid consttmp if possible.
24469 (handle_pure_call): Fill out return constraints. Avoid
24470 callused if possible.
24471 (find_func_aliases): Simplify call handling.
24473 2009-03-27 Richard Guenther <rguenther@suse.de>
24475 PR tree-optimization/39120
24476 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
24477 as a representative.
24478 (solve_graph): Do propagate CALLUSED.
24479 (handle_pure_call): Use a scalar constraint from CALLUSED for
24481 (find_what_p_points_to): CALLUSED shall not appear in poins-to
24484 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
24487 * c-common.c (handle_aligned_attribute): Properly check alignment
24488 overflow. Use (1U << i) instead of (1 << i).
24490 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
24492 * expr.h (get_mem_align_offset): Updated.
24494 * tree.h (tree_decl_common): Change align to "unsigned int" and
24495 move it before pointer_alias_set.
24497 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
24498 Jakub Jelinek <jakub@redhat.com>
24501 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
24502 gr_register_operand with gr_reg_or_0_operand.
24503 (cmpxchg_rel_di): Likewise.
24504 (sync_lock_test_and_set<mode>): Likewise.
24506 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
24508 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
24509 (true_regnum): Likewise.
24511 * rtlanal.c (subreg_info): Moved to ...
24512 * rtl.h (subreg_info): Here. New.
24513 (subreg_get_info): New.
24515 * rtlanal.c (subreg_get_info): Make it extern.
24517 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
24520 * config/i386/i386.c (ix86_abi): New.
24521 (override_options): Handle -mabi=.
24522 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
24523 (ix86_call_abi_override): Likewise.
24524 (init_cumulative_args): Likewise.
24525 (function_arg_advance): Likewise.
24526 (function_arg_64): Likewise.
24527 (function_arg): Likewise.
24528 (ix86_pass_by_reference): Likewise.
24529 (ix86_function_value_regno_p): Likewise.
24530 (ix86_build_builtin_va_list_abi): Likewise.
24531 (setup_incoming_varargs_64): Likewise.
24532 (is_va_list_char_pointer): Likewise.
24533 (ix86_init_machine_status): Likewise.
24534 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
24535 (ix86_function_type_abi): Return enum calling_abi. Rewrite
24536 for 64bit. Replace DEFAULT_ABI with ix86_abi.
24537 (ix86_function_abi): Make it static and return enum calling_abi.
24538 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
24540 (ix86_fn_abi_va_list): Updated.
24542 * config/i386/i386.h (ix86_abi): New.
24543 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
24544 (CONDITIONAL_REGISTER_USAGE): Likewise.
24545 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
24546 (machine_function): Likewise.
24548 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
24550 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
24551 (STACK_BOUNDARY): Likewise.
24552 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
24554 * config/i386/i386.opt (mabi=): New.
24556 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
24557 return enum calling_abi.
24558 (ix86_function_type_abi): Likewise.
24559 (ix86_function_abi): Removed.
24561 * doc/invoke.texi: Document -mabi= option for x86.
24563 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24565 * builtins.c (real_dconstp): Delete.
24566 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
24568 2009-03-27 Dodji Seketeli <dodji@redhat.com>
24569 Jakub Jelinek <jakub@redhat.com>
24572 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
24573 (gen_subprogram_die): When a function is explicit, generate the
24574 DW_AT_explicit attribute.
24575 * langhooks.h (struct lang_hooks_for_decls): Add
24576 function_decl_explicit_p langhook.
24577 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
24578 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
24580 2009-03-27 Jakub Jelinek <jakub@redhat.com>
24582 * builtins.c (fold_builtin_memory_op): Optimize memmove
24583 into memcpy if we can prove source and destination don't overlap.
24585 * tree-inline.c: Include gt-tree-inline.h.
24586 (clone_fn_id_num): New variable.
24587 (clone_function_name): New function.
24588 (tree_function_versioning): Use it.
24589 * Makefile.in (GTFILES): Add tree-inline.c.
24591 2009-03-27 Mark Mitchell <mark@codesourcery.com>
24593 * BASE-VER: Change to 4.5.0.
24595 2009-03-27 Xinliang David Li <davidxl@google.com>
24597 PR tree-optimization/39557
24598 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
24600 2009-03-27 Xinliang David Li <davidxl@google.com>
24602 PR tree-optimization/39548
24603 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
24606 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
24608 * c-common.c (pointer_int_sum): Use %wd on return from
24611 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
24613 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
24614 on return from tree_low_cst.
24616 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
24619 * ginclude/stdarg.h (va_copy): Define also for
24620 __GXX_EXPERIMENTAL_CXX0X__.
24622 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24625 * builtins.h (c_strlen): Do not warn here.
24626 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
24627 * c-common.c (pointer_int_sum): Take an explicit location.
24628 Warn about offsets out of bounds.
24629 * c-common.h (pointer_int_sum): Adjust declaration.
24631 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24633 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
24636 2009-03-26 Jakub Jelinek <jakub@redhat.com>
24639 * opts.c (warn_if_disallowed_function_p): Don't assume
24640 get_callee_fndecl must return non-NULL.
24642 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
24644 PR rtl-optimization/39522
24645 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
24646 when reg_reloaded_valid is set.
24648 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
24650 * config/spu/divv2df3.c: New file.
24651 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
24652 (DPBIT_FUNCS): Filter out _div_df.
24654 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
24656 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
24657 a jump insn, count that jump in the distance to the loop start.
24659 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
24662 * config/sh/sh.c (calc_live_regs): Fix condition for global
24663 registers except PIC_OFFSET_TABLE_REGNUM.
24665 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
24668 * doc/invoke.texi (-mconsole): New.
24670 (-mno-cygwin): New.
24672 (-mnop-fun-dllimport): New.
24676 (sub section "i386 and x86-64 Windows Options"): New.
24678 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
24680 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
24681 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
24683 2009-03-25 Richard Guenther <rguenther@suse.de>
24685 PR middle-end/39497
24686 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
24689 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
24691 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
24692 neither of haifa/selective schedulers are working.
24694 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24696 * doc/invoke.texi (Debugging Options): Fix description of
24697 -fno-merge-debug-strings.
24699 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
24701 * config/cris/libgcc.ver: New version-script.
24702 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
24704 * configure.ac <GAS features, nop mnemonic>: Add pattern
24705 crisv32-*-* for "nop".
24706 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
24707 * configure: Regenerate.
24709 2009-03-24 Ira Rosen <irar@il.ibm.com>
24711 PR tree-optimization/39529
24712 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
24713 mark_sym_for_renaming for the tag copied to the new vector
24716 2009-03-24 Arthur Loiret <aloiret@debian.org>
24718 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
24719 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
24720 EXTRA_SPEC_FUNCTIONS.
24721 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
24722 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
24723 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
24724 -march and -mtune options.
24726 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
24728 * config/m68k/t-rtems: Add m5329 multilib.
24730 2009-03-24 Dodji Seketeli <dodji@redhat.com>
24731 Jakub Jelinek <jakub@redhat.com>
24734 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
24737 2009-03-23 Jakub Jelinek <jakub@redhat.com>
24740 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
24741 instead of c_parser_expression_conv, if original_code isn't one of the
24742 4 allowed comparison codes, fail.
24744 2009-03-23 Richard Guenther <rguenther@suse.de>
24746 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
24747 * tree.h (struct tree_type): Likewise.
24748 * reload.h (struct insn_chain): Likewise.
24749 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
24750 * function.h (struct function): Likewise.
24751 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
24753 2009-03-23 Jakub Jelinek <jakub@redhat.com>
24755 PR tree-optimization/39516
24756 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
24758 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
24760 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
24761 should be set true if BITS_PER_WORD of target is bigger than 32
24763 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
24765 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
24766 Translate -B-options to -rpath-link. Correct existing
24767 rpath-link and conditionalize on !nostdlib.
24769 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24771 * doc/extend.texi (Function Attributes, Variable Attributes):
24773 * doc/invoke.texi (Debugging Options, Optimize Options)
24774 (i386 and x86-64 Options, MCore Options): Likewise.
24776 2009-03-20 Jakub Jelinek <jakub@redhat.com>
24779 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
24780 it for block local namespace aliases.
24781 (gen_decl_die): Pass context_die to gen_namespace_die.
24783 2009-03-19 Jakub Jelinek <jakub@redhat.com>
24786 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
24787 minimum or maximum value.
24789 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
24791 * reginfo.c (globalize_reg): Recompute derived reg sets.
24793 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
24796 * libgcc2.c (mprotect): Do not use signed arguments for
24797 VirtualProtect, use DWORD arguments. Also fix the 'may
24798 be used uninitialized' warning for the np variable.
24800 2009-03-19 Jakub Jelinek <jakub@redhat.com>
24803 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
24804 functions using regparm calling conventions when not optimizing.
24805 (ix86_function_sseregparm): Similarly for sseregparm calling
24808 2009-03-19 Li Feng <nemokingdom@gmail.com>
24810 PR middle-end/39500
24811 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
24812 dependence if the first conflict is after niter iterations.
24814 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
24816 PR middle-end/38609
24817 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
24818 functions with dynamic stack-pointer adjustments.
24820 2009-03-19 Ben Elliston <bje@au.ibm.com>
24822 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
24823 option; change to -msdata=data.
24825 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24827 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
24830 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
24833 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
24835 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
24837 * doc/invoke.texi (Code Gen Options): Expand discussion of
24840 2009-03-18 Jakub Jelinek <jakub@redhat.com>
24842 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
24843 * matrix-reorg.c (struct matrix_info): Likewise.
24844 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
24845 * rtl.h (struct mem_attrs): Likewise.
24846 * df.h (struct df): Likewise.
24847 * tree-data-ref.h (struct data_dependence_relation): Likewise.
24848 * ira-int.h (struct ira_allocno): Likewise.
24849 * df-scan.c (struct df_collection_rec): Likewise.
24850 * ira.c (struct equivalence): Likewise.
24851 * function.c (struct temp_slot): Likewise.
24852 * cfgloop.h (struct loop): Likewise.
24855 * function.c (use_register_for_decl): When not optimizing, disregard
24856 register keyword for variables with types containing methods.
24858 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
24860 PR middle-end/39447
24861 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
24862 (is_simple_operand): Call contains_component_ref_p before calling data
24863 reference analysis that would fail on COMPONENT_REFs.
24865 * tree-vrp.c (search_for_addr_array): Fix formatting.
24867 2009-03-18 Richard Guenther <rguenther@suse.de>
24869 * tree-vect-transform.c (vect_loop_versioning): Fold the
24870 generated comparisons.
24871 * tree-vectorizer.c (set_prologue_iterations): Likewise.
24872 (slpeel_tree_peel_loop_to_edge): Likewise.
24874 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24876 PR middle-end/37805
24877 * opts.c (print_specific_help): In addition to `undocumented',
24878 accept `separate' and `joined' flags if passed alone. Describe
24879 output by the first matched one of those.
24880 (common_handle_option): Skip over empty strings.
24881 * gcc.c (display_help): Fix help string for `--help='.
24882 * doc/invoke.texi (Option Summary, Overall Options): With
24883 `--help=', classes and qualifiers can both be repeated, but
24884 only the latter can be negated. One should not pass only
24885 negated qualifiers. Fix markup and examples.
24888 2008-10-14 Jakub Jelinek <jakub@redhat.com>
24889 PR middle-end/37805
24890 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
24891 and -fhelp=separate.
24893 2009-03-17 Jing Yu <jingyu@google.com>
24895 PR middle-end/39378
24896 * function.h (struct rtl_data): Move is_thunk from here...
24897 (struct function): ...to here.
24898 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
24899 * varasm.c (assemble_start_function): Change is_thunk from crtl to
24901 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
24903 (alpha_does_function_need_gp, alpha_start_function): Likewise.
24904 (alpha_output_function_end_prologue): Likewise.
24905 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
24906 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
24907 (rs6000_output_function_epilogue): Likewise.
24908 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
24910 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
24913 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
24914 from different units in a single alternative.
24915 (*truncdfsf_i387): Ditto.
24916 (*truncxfsf2_mixed): Ditto.
24917 (*truncxfdf2_mixed): Ditto.
24919 2009-03-17 Jakub Jelinek <jakub@redhat.com>
24921 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
24922 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
24925 * tree-ssa-live.c (remove_unused_locals): Don't remove local
24926 unused non-artificial variables when not optimizing.
24929 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
24930 DW_TAG_imported_module even if decl is IMPORTED_DECL with
24931 NAMESPACE_DECL in its DECL_INITIAL.
24933 PR middle-end/39443
24934 * optabs.c (set_user_assembler_libfunc): New function.
24935 * expr.h (set_user_assembler_libfunc): New prototype.
24936 * c-common.c: Include libfuncs.h.
24937 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
24938 for memcmp, memset, memcpy, memmove and abort.
24939 * Makefile.in (c-common.o): Depend on libfuncs.h.
24942 * dwarf2out.c (gen_inlined_enumeration_type_die,
24943 gen_inlined_structure_type_die, gen_inlined_union_type_die,
24944 gen_tagged_type_instantiation_die): Removed.
24945 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
24948 2009-03-17 Janis Johnson <janis187@us.ibm.com>
24951 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
24953 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
24954 (check-parallel-%): Ditto.
24955 (check-consistency): Ditto.
24957 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
24959 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
24960 local variable rhs by NULL_TREE.
24962 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
24965 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
24967 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
24970 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
24972 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
24975 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
24976 for ms->sysv ABI calls only in 64bit mode.
24978 * config/i386/i386.md (untyped_call): Support 32bit.
24980 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
24982 * doc/extend.texi: Replace x86_65 with x86_64.
24984 2009-03-16 Jakub Jelinek <jakub@redhat.com>
24986 PR tree-optimization/39455
24987 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
24988 mismatches for POINTER_TYPE_P (type).
24989 (number_of_iterations_le): Likewise.
24991 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
24993 * config/picochip/picochip.c: Removed profiling support.
24994 * config/picochip/picochip.md: Removed profiling instruction.
24995 * config/picochip/picochip.h: Removed profiling builtin.
24997 2009-03-16 Joseph Myers <joseph@codesourcery.com>
24999 * doc/install.texi (--with-host-libstdcxx): Document.
25001 2009-03-14 Anatoly Sokolov <aesok@post.ru>
25004 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
25005 generate a warning if the function name does not begin with
25006 "__vector" and the function has either the 'signal' or 'interrupt'
25007 attribute, from here to ...
25008 (avr_declare_function_name): ...here. New function.
25009 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
25010 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
25012 2009-03-14 Jakub Jelinek <jakub@redhat.com>
25015 * cse.c (fold_rtx): Don't modify original const_arg1 when
25016 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
25017 separate variable instead.
25018 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
25019 from out of range shift counts.
25020 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
25022 2009-03-13 Catherine Moore <clm@codesourcery.com>
25024 * config/i386/x-mingw32 (host-mingw32.o): Replace
25025 diagnostic.h with $(DIAGNOSTIC_H).
25027 2009-03-12 Jakub Jelinek <jakub@redhat.com>
25030 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
25032 * config/i386/sync.md (sync_compare_and_swap<mode>,
25033 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
25034 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
25036 (sync_double_compare_and_swapdi_pic,
25037 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
25038 cmpxchg8b_pic_memory_operand instead of just memory_operand.
25040 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25043 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
25045 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25048 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
25049 (avx_addsubv4df3): Likewise.
25050 (*avx_addsubv4sf3): Likewise.
25051 (sse3_addsubv4sf3): Likewise.
25053 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25056 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
25058 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
25061 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
25062 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
25063 registers for allocnos created from user-defined variables.
25065 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25068 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
25069 of non-integer mode as well.
25071 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
25073 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
25074 for functions for which the parameter types are unknown.
25076 2009-03-11 Jakub Jelinek <jakub@redhat.com>
25079 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
25080 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
25081 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
25082 * config/i386/i386.c (ix86_local_alignment): For
25083 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
25084 long long variables on the stack to avoid dynamic realignment.
25085 Allow the first argument to be a decl rather than type.
25086 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
25088 2009-03-11 Nick Clifton <nickc@redhat.com>
25091 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
25093 Add description to mno-lsim option.
25094 * config/mcore/mcore.h: Remove comment about deprecated m4align
25096 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
25097 * doc/invoke.texi: Add description of mno-lsim and
25098 mstack-increment options.
25100 * config/fr30/fr30.opt: Document the -mno-lsim option.
25101 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
25102 and -mno-lsim options.
25104 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25106 * fold-const.c (fold_comparison): Only call fold_inf_compare
25107 if the mode supports infinities.
25109 2009-03-11 Jason Merrill <jason@redhat.com>
25112 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
25113 end already did. Notice GIMPLE_CALL modifications of the result.
25114 Don't copy debug information from an ignored decl or a decl from
25117 2009-03-10 Richard Guenther <rguenther@suse.de>
25118 Nathan Froyd <froydnj@codesourcery.com>
25120 PR middle-end/37850
25121 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
25122 (__divMODE3): Likewise.
25124 2009-03-09 Jakub Jelinek <jakub@redhat.com>
25126 PR tree-optimization/39394
25127 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
25128 DECL_SIZE_UNIT of variable length FIELD_DECLs.
25130 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
25132 * recog.c (verfiy_changes): Disallow renaming of hard regs in
25133 inline asms for register asm ("") declarations.
25135 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
25137 * fold-const.c (fold_unary): Fix comment.
25139 2009-03-07 Jan Hubicka <jh@suse.cz>
25142 * tree-inline.c (setup_one_parameter): Do replacement of const
25143 argument by constant in SSA form.
25145 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25147 PR middle-end/38028
25148 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
25149 determine alignment passed to assign_stack_local.
25150 (assign_parms_unsplit_complex): Likewise.
25151 * except.c (sjlj_build_landing_pads): Likewise.
25153 2009-03-06 Jakub Jelinek <jakub@redhat.com>
25155 PR middle-end/39360
25156 * tree-flow.h (add_referenced_var): Return bool instead of void.
25157 * tree-dfa.c (add_referenced_var): Return result of
25158 referenced_var_check_and_insert call.
25159 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
25160 of referenced_var_check_and_insert.
25163 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
25164 (gen_variable_die): Emit DW_AT_location on abstract static variable's
25165 DIE, don't emit it if abstract origin already has it.
25166 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
25167 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
25169 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
25171 * genpreds.c (needs_variable): Fix parentheses at variable name
25173 (write_tm_constrs_h): Indent generated code.
25175 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
25177 * doc/extend.texi (Function Attributes): Add documentation
25178 for isr attributes.
25180 2009-03-06 Jakub Jelinek <jakub@redhat.com>
25183 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
25184 take locus from its DECL_SOURCE_LOCATION instead of input_location.
25186 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
25188 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
25191 2009-03-05 Jakub Jelinek <jakub@redhat.com>
25194 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
25195 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
25197 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
25199 * config/i386/i386.md (R8_REG, R9_REG): New constants.
25200 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
25201 constants instead of magic numbers.
25202 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
25204 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
25205 (x86_64_ms_abi_int_parameter_registers): Ditto.
25206 (x86_64_int_return_registers): Ditto.
25207 (ix86_maybe_switch_abi): Ditto.
25208 (ix86_expand_call): Ditto for clobbered_registers array.
25209 (ix86_hard_regno_mode_ok): Ditto.
25210 (x86_extended_QIreg_mentioned_p): Ditto.
25212 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
25214 PR tree-optimization/39349
25215 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
25217 * combine.c (gen_lowpart_for_combine): Use omode when generating
25220 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
25222 PR rtl-optimization/39235
25223 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
25225 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
25227 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
25229 2009-03-04 Richard Guenther <rguenther@suse.de>
25231 PR tree-optimization/39362
25232 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
25233 that occur in abnormal PHIs should be varying.
25235 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
25237 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
25239 (simple_iv): Take loop as an argument instead of statement.
25240 * tree-scalar-evolution.h (simple_iv): Declaration changed.
25241 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
25243 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
25245 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
25246 * matrix-reorg.c (analyze_transpose): Ditto.
25247 * tree-data-ref.c (dr_analyze_innermost): Ditto.
25248 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
25249 * tree-predcom.c (ref_at_iteration): Ditto.
25250 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
25252 2009-03-04 Richard Guenther <rguenther@suse.de>
25254 PR tree-optimization/39358
25255 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
25256 escaped_id and callused_id.
25257 (solve_graph): Likewise.
25259 2009-03-04 Richard Guenther <rguenther@suse.de>
25261 PR tree-optimization/39339
25262 * tree-sra.c (try_instantiate_multiple_fields): Make it
25263 no longer ICE on the above.
25265 2009-03-03 Joseph Myers <joseph@codesourcery.com>
25267 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
25268 that fits within Pmode.
25270 2009-03-03 Steve Ellcey <sje@cup.hp.com>
25272 PR middle-end/10109
25273 * tm.texi (LIBCALL_VALUE): Update description.
25275 2009-03-03 Steve Ellcey <sje@cup.hp.com>
25277 PR middle-end/34443
25278 * doc/extend.texi (section): Update description.
25280 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
25282 PR middle-end/39345
25283 * tree-inline.c (remapped_type): New.
25284 (can_be_nonlocal): Call remapped_type instead of remap_type.
25286 2009-03-03 Jakub Jelinek <jakub@redhat.com>
25289 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
25290 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
25292 2009-03-03 Richard Guenther <rguenther@suse.de>
25294 PR middle-end/39272
25295 * tree.c (tree_nonartificial_location): New function.
25296 * tree.h (tree_nonartificial_location): Declare.
25297 * builtins.c (expand_builtin_memory_chk): Provide location
25298 of the call location for artificial function pieces.
25299 (maybe_emit_chk_warning): Likewise.
25300 (maybe_emit_sprintf_chk_warning): Likewise.
25301 (maybe_emit_free_warning): Likewise.
25302 * expr.c (expand_expr_real_1): Likewise.
25304 2009-03-03 Jakub Jelinek <jakub@redhat.com>
25306 PR tree-optimization/39343
25307 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
25308 COMPONENT_REF t has ARRAY_TYPE.
25310 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
25312 PR middle-end/39335
25313 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
25314 when the type precision of the induction variable should be
25315 larger than the type precision of nit.
25316 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
25317 * graphite.c (graphite_loop_normal_form): Same.
25318 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
25320 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
25322 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
25323 (*call_1_rex64_ms_sysv): Use named constants instead of magic
25324 numbers to describe clobbered registers.
25325 (*call_value_0_rex64_ms_sysv): Ditto.
25326 * config/i386/mmx.md (mmx_emms): Ditto.
25327 (mmx_femms): Ditto.
25329 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
25331 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
25334 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25336 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
25337 (spu_section_type_flags): New function.
25339 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
25341 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
25342 reg_class_contents of FLOAT_REGS into a temporary.
25344 2009-03-02 Richard Guenther <rguenther@suse.de>
25345 Ira Rosen <irar@il.ibm.com>
25347 PR tree-optimization/39318
25348 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
25349 information to the vectorized statement.
25351 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
25353 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
25354 variable. Use defined names instead of magic constants for REX SSE
25357 2009-03-01 Richard Guenther <rguenther@suse.de>
25359 PR tree-optimization/39331
25360 * omp-low.c (lower_send_shared_vars): Do not receive new
25361 values for the reference of DECL_BY_REFERENCE parms or results.
25363 2009-03-01 Jan Hubicka <jh@suse.cz>
25366 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
25367 BLOCK_NONLOCALIZED_VAR): New macros.
25368 (tree_block): Add nonlocalized_vars.
25369 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
25370 gen_decl_die): Add origin argument. Allow generation of die with
25371 origin at hand only.
25372 (gen_member_die, gen_type_die_with_usage, force_decl_die,
25373 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
25375 (gen_block_die): Fix checking for unused blocks.
25376 (process_scope_var): Break out from .... ; work with origins only.
25377 (decls_for_scope) ... here; process nonlocalized list.
25378 (dwarf2out_ignore_block): Look for nonlocalized vars.
25379 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
25381 (dump_scope_block): Dump them.
25382 * tree-inline.c (remap_decls): Handle nonlocalized vars.
25383 (remap_block): Likewise.
25384 (can_be_nonlocal): New predicate.
25385 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
25387 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25389 * configure: Regenerate.
25391 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25393 * optc-gen.awk: No need to duplicate option flags twice.
25394 Reuse help texts for duplicate options which do not have any.
25396 * gcc.c (display_help): Document --version.
25398 * gcc.c (main): If print_help_list and verbose_flag, ensure
25399 driver output comes before subprocess output.
25401 * optc-gen.awk: Assign all remaining fields to help string,
25402 space-separated, for multi-line help in *.opt.
25404 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
25405 -Wno-pedantic-ms-format is for MinGW targets only.
25407 * doc/options.texi (Option file format): Fix bad indentation,
25408 restoring dropped sentence.
25410 2009-02-28 Jan Hubicka <jh@suse.cz>
25412 * tree-inline.c (tree_function_versioning): Output debug info.
25414 2009-02-28 Jan Hubicka <jh@suse.cz>
25417 * tree-inline.c (setup_one_parameter): Do not copy propagate
25418 arguments when not optimizing.
25420 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
25423 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
25424 (avx_addsubv4df3): Likewise.
25425 (*avx_addsubv4sf3): Likewise.
25426 (sse3_addsubv4sf3): Likewise.
25427 (*avx_addsubv2df3): Likewise.
25428 (sse3_addsubv2df3): Likewise.
25429 (avx_unpckhps256): Correct item selectors.
25430 (avx_unpcklps256): Likewise.
25431 (avx_unpckhpd256): Likewise.
25432 (avx_unpcklpd256): Likewise.
25434 2009-02-28 Jan Hubicka <jh@suse.cz>
25436 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
25438 (copy_arguments_for_versioning): If var is declared don't declare it.
25439 (tree_function_versioning): First setup substitutions and then copy
25442 2009-02-27 Jan Hubicka <jh@suse.cz>
25445 * cgraph.h (varpool_output_debug_info): Remove.
25446 * cgraphunit.c (varpool_output_debug_info): Remove.
25447 * dwarf2out.c (deferred_locations_struct): New struct
25448 (deferred_locations): New type.
25449 (deferred_locations_list): New static var.
25450 (deffer_location): New function.
25451 (gen_variable_die): Use it.
25452 (decls_for_scope): Output info on local static vars.
25453 (dwarf2out_finish): Process deferred locations.
25454 * varpool.c (varpool_output_debug_info): Remove.
25456 2009-02-27 Jan Hubicka <jh@suse.cz>
25459 * tree.h (TREE_PROTECTED): Fix comment.
25460 (BLOCK_HANDLER_BLOCK): Remove.
25461 (struct tree_block): Remove handler_block add body_block.
25462 (inlined_function_outer_scope_p): New.
25463 (is_body_block): Remove.
25464 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
25465 * dwarf2out.c (is_inlined_entry_point): Remove.
25466 (add_high_low_attributes): Use inlined_function_outer_scope_p.
25467 (gen_block_die): Use is_inlined_entry_point check. Remove body block
25469 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
25470 * gimplify.c (gimplify_expr): Gimplify body blocks.
25471 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
25472 block with multiple subblocks.
25473 (dump_scope_block): Prettier output; dump more flags and info.
25474 (dump_scope_blocks): New.
25475 (remove_unused_locals): Use dump_scope_blocks.
25476 * tree-flow.h (dump_scope_blocks): Declare.
25477 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
25478 * stmt.c (is_body_block): Remove.
25479 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
25480 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
25482 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
25484 PR middle-end/39308
25485 * graphite.c (graphite_loop_normal_form): Do not call
25486 number_of_iterations_exit from a gcc_assert.
25488 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
25490 * config/s390/s390.c (s390_swap_cmp): Look for conditional
25491 jumps if COND is NULL.
25492 (find_cond_jump): New function.
25493 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
25494 * config/s390/s390.md: Remove z10_cobra attribute value.
25496 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
25498 * config/alpha/alpha.h (alpha_expand_mov): Return false if
25499 force_const_mem returns NULL_RTX.
25501 2009-02-26 Jan Hubicka <jh@suse.cz>
25504 * cgraph.h (varpool_output_debug_info): Remove.
25505 * cgraphunit.c (varpool_output_debug_info): Remove.
25506 * dwarf2out.c (deferred_locations_struct): New struct
25507 (deferred_locations): New type.
25508 (deferred_locations_list): New static var.
25509 (deffer_location): New function.
25510 (gen_variable_die): Use it.
25511 (decls_for_scope): Output info on local static vars.
25512 (dwarf2out_finish): Process deferred locations.
25513 * varpool.c (varpool_output_debug_info): Remove.
25515 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
25517 PR rtl-optimization/39241
25518 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
25519 to subreg_offset_representable_p.
25521 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
25523 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
25524 execute function prototype. Get f and nregs from max_reg_num
25525 and get_insns. Remove the first backward pass as it's dead,
25526 guard the forward pass by flag_expensive_optimizations.
25527 (rest_of_handle_regmove): Delete.
25528 (pass_regmove): Replace it with regmove_optimize.
25530 2009-02-25 Martin Jambor <mjambor@suse.cz>
25532 PR tree-optimization/39259
25533 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
25534 calls_alloca function flags.
25535 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
25536 calls are detected.
25538 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
25540 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
25541 flags_set_1_rtx, flags_set_1_set): Delete.
25542 (regmove_optimize): Do not call mark_flags_life_zones.
25544 2009-02-24 Julian Brown <julian@codesourcery.com>
25547 * config/arm/arm.c (require_pic_register): Only set
25548 cfun->machine->pic_reg once per function.
25550 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
25552 * doc/invoke.texi (Link Options): Document an easier way to pass
25553 options that take arguments to the GNU linker using -Xlinker and -Wl.
25555 2009-02-24 Steve Ellcey <sje@cup.hp.com>
25558 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
25560 2009-02-24 Richard Guenther <rguenther@suse.de>
25563 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
25565 2009-02-24 Richard Guenther <rguenther@suse.de>
25566 Zdenek Dvorak <ook@ucw.cz>
25568 PR tree-optimization/39233
25569 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
25570 from converting them to a generic type.
25572 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
25574 PR tree-optimization/39260
25575 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
25576 contains a condition with a real type.
25577 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
25579 2009-02-23 Jason Merrill <jason@redhat.com>
25582 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
25583 narrowing_initializer_constant_valid_p.
25584 (narrowing_initializer_constant_valid_p): Don't return
25585 null_pointer_node for adding a pointer to itself.
25587 2009-02-23 Jan Hubicka <jh@suse.cz>
25590 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
25593 2009-02-23 Jan Hubicka <jh@suse.cz>
25595 PR tree-optimization/37709
25596 * tree.c (block_ultimate_origin): Move here from dwarf2out.
25597 * tree.h (block_ultimate_origin): Declare.
25598 * dwarf2out.c (block_ultimate_origin): Move to tree.c
25599 * tree-ssa-live.c (remove_unused_scope_block_p):
25600 Eliminate blocks containig no instructions nor live variables nor
25602 (dump_scope_block): New function.
25603 (remove_unused_locals): Enable removal of dead blocks by default;
25604 enable dumping at TDF_DETAILS.
25606 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
25608 * config/i386/i386.c (classify_argument): Don't allow COImode
25610 (function_arg_advance_32): Don't allow OImode.
25611 (function_arg_32): Likewise.
25612 (function_value_32): Likewise.
25613 (return_in_memory_32): Likewise.
25614 (function_arg_64): Remove OImode comment.
25616 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
25619 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
25620 ix86_expand_vector_set for V4DImode in 64bit mode only.
25621 (ix86_expand_vector_init_one_var): Likewise.
25623 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
25625 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
25627 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
25630 * loop-iv.c: Revert last change.
25631 * emit-rtl.c: Likewise.
25633 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
25636 * config/i386/i386.c (type_natural_mode): Remove an extra
25637 space in the warning message.
25638 (function_value_32): Handle 32-byte vector modes.
25639 (return_in_memory_32): Likewise.
25641 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
25643 * loop-iv.c (truncate_value): New function.
25644 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
25646 (lowpart_subreg): Move to...
25647 * emit-rtl.c: ...here.
25649 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
25651 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
25652 accidental and undocumented change at revision 140860.
25654 2009-02-21 Joseph Myers <joseph@codesourcery.com>
25656 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
25657 take gimple_seq * arguments.
25658 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
25659 types_compatible_p langhook.
25661 2009-02-20 Mark Mitchell <mark@codesourcery.com>
25662 Joseph Myers <joseph@codesourcery.com>
25664 * config/arm/arm.c (arm_builtin_va_list): New function.
25665 (arm_expand_builtin_va_start): Likewise.
25666 (arm_gimplify_va_arg_expr): Likewise.
25667 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
25668 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
25669 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
25670 (va_list_type): New variable.
25671 (arm_mangle_type): Mangle va_list_type appropriately.
25673 2009-02-20 Jakub Jelinek <jakub@redhat.com>
25675 PR middle-end/39157
25676 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
25677 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
25678 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
25679 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
25680 parameter to 1000 for -O1 by default.
25681 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
25683 * loop-invariant.c: Include params.h.
25684 (move_loop_invariants): Don't call move_single_loop_invariants on
25687 2009-02-20 Jaka Mocnik <jaka@xlab.si>
25689 * calls.c (emit_library_call_value_1): Use slot_offset instead of
25690 offset when calculating bounds for indexing stack_usage_map. Fixes
25691 a buffer overflow with certain target setups.
25693 2009-02-20 Jakub Jelinek <jakub@redhat.com>
25696 * calls.c (expand_call): Clear try_tail_call if caller and callee
25697 disagree in promotion of function return value.
25699 2009-02-19 Jakub Jelinek <jakub@redhat.com>
25702 * c-common.c (c_determine_visibility): If visibility changed and
25703 DECL_RTL has been already set, call make_decl_rtl to update symbol
25706 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
25709 * varasm.c (assemble_variable): Don't check DECL_NAME when
25710 globalizing a variable.
25712 2009-02-19 Joseph Myers <joseph@codesourcery.com>
25715 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
25716 expression before any __builtin_trap call.
25717 * c-typeck.c (build_function_call): Convert and check function
25718 arguments before generating a call to a trap. Evaluate the
25719 function arguments before the trap.
25721 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
25724 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
25725 (UNSPEC_FXAM_MEM): New unspec.
25726 (fxam<mode>2_i387_with_temp): New insn and split pattern.
25727 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
25728 memory using fxam<mode>2_i387_with_temp to remove excess precision.
25730 2009-02-19 Richard Guenther <rguenther@suse.de>
25732 PR tree-optimization/39207
25733 PR tree-optimization/39074
25734 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
25735 storedanything_tree): New.
25736 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
25737 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
25738 (build_succ_graph): Add edges from STOREDANYTHING to all
25740 (init_base_vars): Initialize STOREDANYTHING.
25741 (compute_points_to_sets): Free substitution info after
25742 building the succ graph.
25743 (ipa_pta_execute): Likewise.
25745 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
25747 (do_ds_constraint): Do not add to special var or non-pointer
25749 (type_could_have_pointers): Split out from ...
25750 (could_have_pointers): ... here. For arrays use the element type.
25751 (create_variable_info_for): Initialize may_have_pointers.
25752 (new_var_info): Likewise.
25753 (handle_lhs_call): Make the HEAP variable unknown-sized.
25754 (intra_create_variable_infos): Use a type with pointers for
25755 PARM_NOALIAS, make it unknown-sized.
25757 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
25760 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
25762 2009-02-18 Jason Merrill <jason@redhat.com>
25765 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
25766 value if DECL_EXTERNAL.
25767 * tree-sra.c (sra_walk_gimple_assign): Likewise.
25768 * target.h (gcc_target::binds_local_p): Clarify "module".
25769 * tree.h (TREE_PUBLIC): Clarify "module".
25771 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
25774 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
25775 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
25777 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
25780 * c.opt (Wabi): Support C and ObjC.
25783 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
25785 * config/i386/i386.c (classify_argument): Warn once about the ABI
25786 change when passing union with long double.
25788 * doc/invoke.texi: Update -Wabi for warning psABI changes.
25790 2009-02-18 Joseph Myers <joseph@codesourcery.com>
25793 * c-parser.c (c_parser_compound_statement): Always enter and leave
25796 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25799 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
25801 2009-02-18 Jakub Jelinek <jakub@redhat.com>
25803 PR tree-optimization/36922
25804 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
25805 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
25808 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
25810 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
25813 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
25815 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
25817 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
25819 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
25822 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
25823 Richard Sandiford <rdsandiford@googlemail.com>
25825 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
25826 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
25827 (loongson_biadd): ...this.
25829 2009-02-17 Richard Guenther <rguenther@suse.de>
25831 PR tree-optimization/39202
25832 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
25833 a var make sure to follow existing collapses.
25835 2009-02-17 Richard Guenther <rguenther@suse.de>
25837 PR middle-end/39214
25838 * langhooks.c (lhd_print_error_function): Check for NULL block.
25840 2009-02-17 Richard Guenther <rguenther@suse.de>
25842 PR tree-optimization/39204
25843 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
25846 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
25848 * config/soft-fp/double.h: Update from glibc CVS.
25850 2009-02-17 Richard Guenther <rguenther@suse.de>
25852 PR tree-optimization/39207
25853 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
25854 strict-aliasing warnings for pointers pointing to NULL.
25856 2009-02-16 Joseph Myers <joseph@codesourcery.com>
25859 * c-parser.c (c_parser_braced_init): Call pop_init_level when
25860 skipping until next close brace.
25862 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
25865 * config/i386/i386.c (ix86_expand_push): Set memory alignment
25866 to function argument boundary.
25868 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
25870 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
25871 in the lea_add. Reload eventually constraints it properly.
25872 * config/picochip/constraints.md: Remove the target constraint
25873 "b", since it is not needed anymore.
25875 2009-02-16 Jakub Jelinek <jakub@redhat.com>
25877 * gthr-dce.h: Uglify function parameter and local variable names.
25878 * gthr-gnat.h: Likewise.
25879 * gthr-mipssde.h: Likewise.
25880 * gthr-nks.h: Likewise.
25881 * gthr-posix95.h: Likewise.
25882 * gthr-posix.h: Likewise.
25883 * gthr-rtems.h: Likewise.
25884 * gthr-single.h: Likewise.
25885 * gthr-solaris.h: Likewise.
25886 * gthr-tpf.h: Likewise.
25887 * gthr-vxworks.h: Likewise.
25888 * gthr-win32.h: Likewise.
25890 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
25893 * config/i386/i386.md: Restrict the new peephole2 to move
25894 between MMX/SSE registers.
25896 2009-02-15 Richard Guenther <rguenther@suse.de>
25899 2009-02-13 Richard Guenther <rguenther@suse.de>
25901 * configure.ac: Enable LFS.
25902 * configure: Re-generate.
25903 * config.in: Likewise.
25905 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25907 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
25908 spu_srqwbyte, spu_srqwbytebc): Define.
25909 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
25910 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
25911 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
25912 "shrqby_<mode>"): New insn-and-split patterns.
25913 * config/spu/spu.c (expand_builtin_args): Determine and return
25914 number of operands using spu_builtin_description data.
25915 (spu_expand_builtin_1): Use it.
25917 2009-02-13 Steve Ellcey <sje@cup.hp.com>
25920 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
25923 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
25926 * config/i386/i386.c (override_options): Correct warning
25927 messages for -malign-loops, -malign-jumps and -malign-functions.
25929 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
25932 * config/i386/i386.md: Restrict the new peephole2 to move
25933 between the general purpose registers.
25935 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
25938 * config/i386/i386.c (type_natural_mode): Add a new argument.
25939 Return the original mode and warn ABI change if vector size is 32byte.
25940 (function_arg_advance): Updated.
25941 (function_arg): Likewise.
25942 (ix86_function_value): Likewise.
25943 (ix86_return_in_memory): Likewise.
25944 (ix86_sol10_return_in_memory): Likewise.
25945 (ix86_gimplify_va_arg): Likewise.
25946 (function_arg_32): Don't warn ABX ABI change here.
25947 (function_arg_64): Likewise.
25949 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
25951 * loop-iv.c (implies_p): In the final case, test that operands 0
25952 of the two comparisons match.
25954 * config/bfin/bfin.c (find_prev_insn_start): New function.
25955 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
25956 (find_next_insn_start): Move.
25958 2009-02-13 Richard Guenther <rguenther@suse.de>
25960 * configure.ac: Enable LFS.
25961 * configure: Re-generate.
25962 * config.in: Likewise.
25964 2009-02-13 Joseph Myers <joseph@codesourcery.com>
25967 * c-parser.c (c_parser_parms_list_declarator): Discard pending
25968 sizes on syntax error after some arguments have been parsed.
25970 2009-02-12 Jakub Jelinek <jakub@redhat.com>
25972 * doc/invoke.texi (-fira): Remove.
25974 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
25976 * caller-save.c: Replace regclass.c with reginfo.c in comments.
25977 * recog.c: Likewise.
25980 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
25982 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
25983 (umul_ppmm): Likewise.
25984 (count_leading_zeros): Likewise.
25985 (count_trailing_zeros): Likewise.
25986 (UMUL_TIME): Likewise.
25988 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
25990 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
25991 soft-fp/t-softfp to tmake_file.
25993 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
25994 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
25995 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
25996 IA64_BUILTIN_INFQ]: New.
25997 (ia64_init_builtins): Initialize __builtin_infq,
25998 __builtin_fabsq and __builtin_copysignq if not HPUX.
25999 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
26000 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
26002 * config/ia64/lib1funcs.asm (__divtf3): Define only if
26004 (__fixtfti): Likewise.
26005 (__fixunstfti): Likewise.
26006 (__floattitf): Likewise.
26008 * config/ia64/libgcc-glibc.ver: New.
26009 * config/ia64/t-fprules-softfp: Likewise.
26010 * config/ia64/sfp-machine.h: Likewise.
26012 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
26013 (LIBGCC2_TF_CEXT): Likewise.
26014 (TF_SIZE): Likewise.
26015 (TARGET_INIT_LIBFUNCS): Likewise.
26017 * config/ia64/t-glibc (SHLINB_MAPFILES):
26018 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
26020 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26022 * config/i386/i386.c (construct_container): Rewrite processing
26023 BLKmode with X86_64_SSE_CLASS.
26025 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
26028 * config/i386/i386.md: Replace simplify_replace_rtx with
26029 replace_rtx in the new peephole2.
26031 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
26033 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
26034 loop unrolling do not happen at -O2.
26036 2009-02-12 Michael Matz <matz@suse.de>
26038 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
26040 2009-02-12 Jakub Jelinek <jakub@redhat.com>
26042 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
26045 2009-02-12 Ben Elliston <bje@au.ibm.com>
26047 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
26048 patterns when updating the back chain. Missed in the 2009-02-10
26051 2009-02-11 Janis Johnson <janis187@us.ibm.com>
26053 * doc/extend.texi (Decimal Floating Types): Update identifier of
26054 draft TR and list of missing support.
26056 2009-02-11 Jakub Jelinek <jakub@redhat.com>
26058 PR middle-end/39154
26059 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
26060 bit to variable length decl's flags, add it also to its
26061 pointer replacement variable.
26063 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
26064 Jakub Jelinek <jakub@redhat.com>
26067 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
26068 (memory_blockage): New expander.
26069 (*memory_blockage): New insn pattern.
26070 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
26071 instead of general blockage at the end of function prologue when
26072 frame pointer is used to access red zone area. Do not emit blockage
26073 when profiling, it is emitted in generic code.
26074 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
26075 function epilogue when frame pointer is used to access red zone area.
26077 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
26080 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
26081 by arithmetic with memory operands.
26082 * config/i386/predicates.md (commutative_operator): New.
26084 2009-02-10 Janis Johnson <janis187@us.ibm.com>
26086 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
26089 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
26091 * alias.h (record_alias_subset): Declare.
26092 * alias.c (record_alias_subset): Make global.
26094 2009-02-10 Nick Clifton <nickc@redhat.com>
26096 * tree-parloops.c: Change license to GPLv3.
26097 * ipa-struct-reorg.c: Change license to GPLv3.
26098 * ipa-struct-reorg.h: Change license to GPLv3.
26100 2009-02-10 Steve Ellcey <sje@cup.hp.com>
26103 * c-decl.c (start_struct): Return NULL on error.
26105 2009-02-10 Jakub Jelinek <jakub@redhat.com>
26107 PR middle-end/39124
26108 * cfgloopmanip.c (remove_path): Call remove_bbs after
26109 cancel_loop_tree, not before it.
26112 * function.h (struct function): Add has_local_explicit_reg_vars bit.
26113 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
26114 VAR_DECLs were seen.
26115 * tree-ssa-live.c (remove_unused_locals): Recompute
26116 cfun->has_local_explicit_reg_vars.
26117 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
26118 copies or clearings if cfun->has_local_explicit_reg_vars.
26120 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
26123 * config/i386/i386.c (expand_prologue): Emit blockage at the end
26124 of function prologue when frame pointer is used to access
26127 2009-02-10 Richard Guenther <rguenther@suse.de>
26129 PR middle-end/39127
26130 * gimplify.c (gimple_regimplify_operands): Always look if
26131 we need to create a temporary.
26133 2009-02-10 Richard Guenther <rguenther@suse.de>
26135 PR tree-optimization/39132
26136 * tree-loop-distribution.c (todo): New global var.
26137 (generate_memset_zero): Trigger TODO_rebuild_alias.
26138 (tree_loop_distribution): Return todo.
26140 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
26143 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
26144 (x86_64_reg_class_name): Removed.
26145 (classify_argument): Return 0 if bytes > 32. Return 0 if the
26146 first one isn't X86_64_SSE_CLASS or any other ones aren't
26147 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
26148 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
26149 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
26150 and 3 X86_64_SSEUP_CLASS.
26151 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
26152 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
26154 2009-02-10 Ben Elliston <bje@au.ibm.com>
26156 * config/rs6000/rs6000.md (allocate_stack): Always use an update
26157 form instruction to update the stack back chain word, even if the
26158 user has disabled the generation of update instructions.
26159 (movdi_<mode>_update_stack): New.
26160 (movsi_update_stack): Likewise.
26161 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
26162 always use an update form instruction to update the stack back
26165 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
26167 PR middle-end/38953
26168 * graphite.c (if_region_set_false_region): After moving a region in
26169 the false branch of a condition, remove the empty dummy basic block.
26170 (gloog): Remove wrong fix for PR38953.
26172 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26174 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
26175 generation due to implicit sign extension.
26177 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
26179 PR middle-end/38981
26180 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
26181 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
26183 2009-02-09 Richard Guenther <rguenther@suse.de>
26185 PR middle-end/35202
26186 * convert.c (convert_to_real): Disable (float)fn((double)x)
26187 to fnf(x) conversion if errno differences may occur and
26188 -fmath-errno is set.
26190 2009-02-07 Anatoly Sokolov <aesok@post.ru>
26192 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
26193 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
26194 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
26196 2009-02-06 Joseph Myers <joseph@codesourcery.com>
26199 * c-common.c (handle_alias_attribute): Disallow attribute for
26200 anything not a FUNCTION_DECL or VAR_DECL.
26202 2009-02-06 Janis Johnson <janis187@us.ibm.com>
26205 * real.c (do_compare): Special-case compare of zero against
26206 decimal float value.
26208 2009-02-06 Joseph Myers <joseph@codesourcery.com>
26211 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
26212 as indicating flexible array members unless the field itself is
26213 being declarared as the incomplete array.
26215 2009-02-06 Jan Hubicka <jh@suse.cz>
26217 PR tree-optimization/38844
26218 * ipa-inline.c (try_inline): Stop inlining recursion when edge
26219 is already inlined.
26221 2009-02-06 Richard Guenther <rguenther@suse.de>
26223 PR middle-end/38977
26224 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
26225 fork because we may expand it as __gcov_fork.
26227 2009-02-06 Nick Clifton <nickc@redhat.com>
26229 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
26231 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
26233 PR tree-optimization/35659
26234 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
26235 vn_phi_eq): Shortcut if hashcode does not match.
26236 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
26238 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
26239 and avoid iterative_hash_expr.
26240 (FOR_EACH_VALUE_ID_IN_SET): New.
26241 (value_id_compare): Remove.
26242 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
26243 sort expressions by value id.
26245 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
26248 * config/sh/predicates.md (general_movsrc_operand): Don't check
26249 the subreg of system registers here.
26251 2009-02-05 Jakub Jelinek <jakub@redhat.com>
26254 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
26255 on the copied decl.
26257 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
26259 PR rtl-optimization/39110
26260 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
26261 addresses, not aligned ones.
26263 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
26264 Richard Guenther <rguenther@suse.de>
26266 PR tree-optimization/39100
26267 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
26268 comment says and add edges.
26270 2009-02-05 Joseph Myers <joseph@codesourcery.com>
26273 * c-common.c (handle_tls_model_attribute): Ignore attribute for
26274 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
26276 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
26278 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
26279 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
26280 register_bb_in_sese, new_sese, free_sese): Moved.
26281 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
26282 outermost_loop_in_scop, build_scop_iteration_domain,
26283 expand_scalar_variables_ssa_name, get_vdef_before_scop,
26284 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
26285 Use loop_in_sese_p instead of loop_in_scop_p.
26286 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
26287 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
26288 (scopdet_basic_block_info): Fix bug in scop detection.
26289 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
26290 eq_loop_to_cloog_loop): Remove.
26291 (nb_loops_around_loop_in_scop, nb_loop
26292 ref_nb_loops): Moved here...
26293 * graphite.h (ref_nb_loops): ... from here.
26294 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
26295 (loop_domain_dim, loop_iteration_vector_dim): Remove.
26296 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
26298 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
26299 Hans-Peter Nilsson <hp@axis.com>
26301 PR rtl-optimization/37889
26302 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
26303 Move offset handling from PLUS to before the switch. Use new
26304 arguments when considering SYMBOL_REFs too.
26305 (rtx_addr_can_trap_p): Pass dummy offset and size.
26306 (enum may_trap_p_flags): Remove.
26307 (may_trap_p_1): Pass size from MEM_SIZE.
26309 PR rtl-optimization/38921
26310 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
26311 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
26312 * rtlanal.c (may_trap_after_code_motion_p): Delete.
26313 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
26315 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
26317 AVX Programming Reference (January, 2009)
26318 * config/i386/sse.md (*vpclmulqdq): New.
26320 2009-02-04 Jakub Jelinek <jakub@redhat.com>
26322 PR tree-optimization/38977
26323 PR gcov-profile/38292
26324 * calls.c (special_function_p): Disregard __builtin_ prefix.
26326 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
26328 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
26329 non-indexable addresses even before reload.
26331 2009-02-03 Joseph Myers <joseph@codesourcery.com>
26334 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
26335 as having variable size. Do not give an error for unnamed
26336 parameters with [*] declarators. Give a warning for type names
26337 with [*] declarators and mark them as variable size.
26338 * c-parser.c (c_parser_sizeof_expression): Do not give an error
26339 for sizeof applied to [*] type names.
26341 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
26344 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
26346 2009-02-03 Jakub Jelinek <jakub@redhat.com>
26348 * gcc.c (process_command): Update copyright notice dates.
26349 * gcov.c (print_version): Likewise.
26350 * gcov-dump.c (print_version): Likewise.
26351 * mips-tfile.c (main): Likewise.
26352 * mips-tdump.c (main): Likewise.
26354 2009-02-03 Joseph Myers <joseph@codesourcery.com>
26357 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
26358 for composite type involving a zero-length array type.
26360 2009-02-03 Jakub Jelinek <jakub@redhat.com>
26363 * function.c (match_asm_constraints_1): Skip over
26364 initial optional % in the constraint.
26366 PR inline-asm/39059
26367 * c-parser.c (c_parser_postfix_expression): If fixed point is not
26368 supported, don't accept FIXED_CSTs.
26369 * c-decl.c (finish_declspecs): Error if fixed point is not supported
26370 and _Sat is used without _Fract/_Accum. Set specs->type to
26371 integer_type_node for cts_fract/cts_accum if fixed point is not
26374 2009-02-02 Catherine Moore <clm@codesourcery.com>
26376 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
26378 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
26380 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
26381 (ABI_HAS_64BIT_SYMBOLS): Use it.
26382 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
26384 2009-02-02 Paul Brook <paul@codesourcery.com>
26386 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
26388 2009-02-02 Jakub Jelinek <jakub@redhat.com>
26390 PR inline-asm/39058
26391 * recog.h (asm_operand_ok): Add constraints argument.
26392 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
26393 recurse on matching constraint.
26394 (check_asm_operands): Pass constraints as 3rd argument to
26395 asm_operand_ok. Don't look up matching constraint here.
26396 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
26399 2009-02-02 Ben Elliston <bje@au.ibm.com>
26401 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
26402 TARGET_NARROW_VOLATILE_BITFIELD macro names.
26404 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26406 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
26407 information. Remove some obsolete information. Reorganize.
26409 * config/pa/fptr.c: Revert license to GPL 2.
26410 * config/pa/milli64.S: Likewise.
26412 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
26415 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
26416 LIBRARY name in, instead of hard-coding it.
26417 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
26418 extra target make frag to tmake_files according to EH model.
26419 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
26420 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
26421 frags that define makefile variable EH_MODEL appropriately.
26422 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
26423 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
26424 to "-sjlj" according to type of EH configured.
26425 (LIBGCC_SONAME): Concatenate it to shared library base name.
26426 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
26427 to "_sjlj" according to type of EH configured.
26428 (LIBGCC_SONAME): Concatenate it to shared library base name.
26429 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
26430 (SHLIB_LINK): Add missing semicolon to if-else construct.
26431 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
26432 string value of "pe_dll" command-line option.
26433 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
26434 (SHLIB_SONAME): Use it when overriding t-cygming default.
26435 (SHLIB_IMPLIB): Override t-cygming default.
26436 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
26437 string value of "pe_dll" command-line option.
26439 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
26442 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
26443 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
26445 2009-01-31 Richard Guenther <rguenther@suse.de>
26447 PR tree-optimization/38937
26448 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
26449 computing the transitive closure.
26451 2009-01-30 Richard Guenther <rguenther@suse.de>
26453 PR tree-optimization/39041
26454 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
26455 Propagate variable indices only if the types match for this stmt.
26457 2009-01-30 Jakub Jelinek <jakub@redhat.com>
26460 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
26461 inline but never defined.
26463 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
26465 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
26466 (*insv_h_di_reg_extimm): New insn.
26467 (*insv_l<mode>_reg_extimm): New insn.
26469 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
26471 * config/picochip/picochip.c (flag_conserve_stack): set
26472 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
26473 fconserve-stack. Reduce call-overhead used by inliner.
26475 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
26478 * common.opt (flag_conserve_stack): Initialised to zero.
26480 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
26483 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
26484 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
26487 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
26489 * ira-color.c (allocno_reload_assign): Update comments.
26490 * regmove.c (regmove_optimize): Likewise.
26494 2009-01-29 Robert Millan <rmh@aybabtu.com>
26496 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
26497 * config/i386/kopensolaris-gnu.h: New file. Undefine
26498 `MD_UNWIND_SUPPORT'.
26499 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
26501 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
26503 PR tree-optimization/39007
26504 * tree-loop-distribution.c (generate_builtin): Use
26505 recompute_dominator to compute the immediate dominator of the
26506 basic block just after the loop.
26508 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
26510 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
26511 (ASM_OUTPUT_DWARF_PCREL): Define.
26513 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
26515 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
26516 * doc/passes.texi: Remove entries about regclass, local-alloc, and
26517 global. Modify entries about regmove and IRA.
26519 * ra-conflict.c: Remove the file.
26521 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
26523 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
26524 (pass_regclass_init): Rename to pass_reginfo_init.
26526 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
26528 * toplev.h (flag_ira): Remove.
26530 * caller-save.c (setup_save_areas): Remove flag_ira.
26532 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
26534 * global.c: Remove the file.
26536 * opts.c (decode_options): Remove flag_ira.
26538 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
26540 * regmove.c: Modify file description.
26541 (find_use_as_address, try_auto_increment): Define them only if
26542 AUTO_INC_DEC is defined.
26543 (replacement_quality, replace_in_call_usage, fixup_match_1,
26544 stable_and_no_regs_but_for_p): Remove.
26545 (reg_set_in_bb): Make it static.
26546 (regmove_optimize): Remove flag_ira and code which worked for
26549 * local-alloc.c: Remove the file.
26551 * common.opt (fira): Remove.
26553 * ira.c: Include except.h.
26554 (eliminable_regset): Move from global.c.
26555 (mark_elimination): Ditto. Remove flag_ira.
26556 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
26557 equiv_mem_modified, validate_equiv_mem_from_store,
26558 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
26559 contains_replace_regs, memref_referenced_p, memref_used_between_p,
26560 no_equiv, recorded_label_ref): Move from local-alloc.c.
26561 (update_equiv_regs): Ditto. Make it static.
26562 (print_insn_chain, print_insn_chains): Move it from global.c.
26563 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
26564 (build_insn_chain): Ditto. Make it static.
26565 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
26566 Rename to init_live_subregs.
26567 (gate_ira): Remove flag_ira.
26569 * regclass.c: Rename reginfo.c. Change file description.
26570 (FORBIDDEN_INC_DEC_CLASSES): Remove.
26571 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
26572 (init_reg_sets_1): Remove code for evaluation of
26573 reg_class_superclasses and losing_caller_save_reg_set.
26574 (init_regs): Remove init_reg_autoinc.
26575 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
26576 ok_for_base_p_nonstrict): Remove.
26577 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
26578 (pass_regclass_init): Rename to pass_reginfo_init. Modify
26579 corresponding entries.
26580 (dump_regclass, record_operand_costs, scan_one_insn,
26581 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
26582 record_address_regs, auto_inc_dec_reg_p): Remove.
26583 (gt-regclass.h): Rename to gt-reginfo.h.
26585 * rtl.h (dump_global_regs, retry_global_alloc,
26586 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
26588 * Makefile.in (RA_H): Remove.
26589 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
26590 Rename regclass.o to reginfo.o.
26591 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
26593 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
26594 (GTFILES): Rename regclass.c to reginfo.c.
26596 * passes.c (init_optimization_passes): Remove pass_local_alloc and
26597 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
26599 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
26600 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
26602 (finish_spills): Ditto. Remove code for !flag_ira.
26604 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
26606 PR middle-end/35854
26607 * doc/invoke.texi (rtl debug options): Complete rewrite.
26608 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
26610 * mode-switching.c (pass_mode_switching): Rename pass from
26611 "mode-sw" to "mode_sw".
26612 * except.c (pass_convert_to_eh_ranges): Rename pass from
26613 "eh-ranges" to "eh_ranges".
26614 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
26618 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
26619 Alexander Monakov <amonakov@ispras.ru>
26621 PR middle-end/38857
26622 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
26624 (move_exprs_to_boundary): Change return type and pass through
26625 should_move from move_op. Relax assert. Update usage ...
26626 (schedule_expr_on_boundary): ... here. Use should_move instead of
26628 (move_op_orig_expr_found): Indicate that insn was disconnected from
26630 (code_motion_process_successors): Do not call after_merge_succs
26631 callback if original expression was not found when traversing any of
26633 (code_motion_path_driver): Change return type. Update prototype.
26634 (move_op): Update comment. Add a new parameter (should_move). Update
26635 prototype. Set *should_move based on indication provided by
26636 move_op_orig_expr_found.
26638 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
26640 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
26641 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
26642 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
26643 * config/rs6000/rs6000.c (rs6000_override_options): Default
26644 avoid-indexed-addresses on for Power6, off for everything else.
26645 (avoiding_indexed_address_p): New function.
26646 (rs6000_legitimize_address): Use it.
26647 (rs6000_legitimate_address): Likewise.
26648 * config/rs6000/rs6000.md (movXX_updateX): Likewise
26650 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
26652 PR tree-optimization/38997
26653 * tree-loop-distribution.c (generate_memset_zero): Use
26654 POINTER_PLUS_EXPR for a pointer addition.
26656 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
26658 * config/s390/s390.md (bswap<mode>2): New pattern added.
26660 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
26662 * config/s390/s390.md (*tls_load_31): Added type attribute.
26664 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
26666 * config/s390/s390.md: Fix a few comments.
26668 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
26670 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
26671 (*tm<mode>_full): Fixed z10prop attribute.
26672 (*tst<mode>_extimm): Fixed z10prop attribute.
26673 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
26674 (*tstqiCCT_cconly): Fixed z10prop attribute.
26675 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
26676 (*movsi_larl): Fixed z10prop attribute.
26677 (*movsi_zarch): Fixed z10prop attribute.
26678 (*movsi_eas): Fixed z10prop attribute.
26679 (*movhi): Fixed z10prop attribute.
26680 (*movqi): Fixed z10prop attribute.
26681 (*movstrictqi): Fixed z10prop attribute.
26682 (*mov<mode>): Fixed z10prop attribute.
26683 (*movcc): Fixed z10prop attribute.
26684 (*sethighpartdi_64): Fixed z10prop attribute.
26685 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
26686 (*negdi2_sign_cc): Fixed z10prop attribute.
26687 (*negdi2_sign): Fixed z10prop attribute.
26688 (*absdi2_sign_cc): Fixed z10prop attribute.
26689 (*absdi2_sign): Fixed z10prop attribute.
26690 (*negabsdi2_sign_cc): Fixed z10prop attribute.
26691 (*negabsdi2_sign): Fixed z10prop attribute.
26692 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
26693 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
26694 (doloop_si64): Fixed z10prop attribute.
26695 (doloop_si31): Fixed z10prop attribute.
26696 (doloop_long): Fixed z10prop attribute.
26697 (indirect_jump): Fixed z10prop attribute.
26698 (nop): Fixed z10prop attribute.
26699 (main_base_64): Fixed z10prop attribute.
26700 (reload_base_64): Fixed z10prop attribute.
26702 2009-01-28 Jakub Jelinek <jakub@redhat.com>
26704 PR rtl-optimization/38740
26705 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
26707 * config/mips/mips.c (mips_reorg): Likewise.
26709 2009-01-28 Richard Guenther <rguenther@suse.de>
26711 PR tree-optimization/38926
26712 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
26713 with the correct value id to a value.
26714 (do_regular_insertion): Use the value number of edoubleprime
26715 for the value number of the expr.
26718 2008-08-21 Richard Guenther <rguenther@suse.de>
26720 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
26721 a PHI ask VN if it is already available.
26722 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
26723 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
26725 2009-01-28 Jakub Jelinek <jakub@redhat.com>
26727 PR middle-end/38934
26728 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
26729 set to varying whenever max has TREE_OVERFLOW set, similarly
26730 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
26732 2009-01-28 Richard Guenther <rguenther@suse.de>
26734 PR middle-end/38908
26735 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
26736 uninitialized aggregate uses in call arguments.
26738 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
26740 PR tree-optimization/38984
26741 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
26742 the nothing_id variable if -fno-delete-null-pointer-checks.
26744 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
26747 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
26748 (set_got_offset_rex64): Ditto.
26750 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
26753 * doc/extend.texi: Improve local variable with asm reg.
26755 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
26757 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
26758 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
26759 was not supplied then set warn_packed_bitfield_compat to the
26760 default value of 1.
26761 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
26764 2009-01-27 Richard Guenther <rguenther@suse.de>
26766 PR tree-optimization/38503
26767 * cfgexpand.c (expand_gimple_basic_block): Ignore
26768 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
26769 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
26770 variables that cannot have TBAA applied.
26771 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
26774 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
26776 PR middle-end/38969
26777 * calls.c (initialize_argument_information): Do not wrap complex
26778 arguments in SAVE_EXPR.
26780 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
26782 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
26783 (INSTALL_LIBGCC): Revert typo commit.
26785 2009-01-26 Richard Guenther <rguenther@suse.de>
26787 PR tree-optimization/38745
26788 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
26789 from special handling.
26791 2009-01-26 Richard Guenther <rguenther@suse.de>
26793 PR tree-optimization/38745
26794 * tree-ssa.c (execute_update_addresses_taken): Do not include
26795 variables that cannot possibly be a register in not_reg_needs.
26796 Do not clear TREE_ADDRESSABLE on vars that may not become
26798 * tree-ssa.c (update_alias_info_1): Include those in the set
26799 of addressable vars.
26801 2009-01-26 Richard Guenther <rguenther@suse.de>
26803 PR middle-end/38851
26804 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
26805 * tree-ssa-dse.c: Include langhooks.h
26806 (execute_simple_dse): Remove stores with zero size.
26808 2009-01-24 Jakub Jelinek <jakub@redhat.com>
26811 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
26814 2009-01-24 Julian Brown <julian@codesourcery.com>
26816 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
26817 config/arm/linux-atomic.c.
26818 * config/arm/linux-atomic.c: New.
26820 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
26822 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
26823 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
26824 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
26826 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
26829 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
26832 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
26834 PR tree-optimization/38953
26835 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
26836 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
26837 (gloog): Split the exit of the scop when the scop exit is a loop exit.
26838 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
26841 2009-01-24 Paul Brook <paul@codesourcery.com>
26843 * config/arm/neon.md (neon_type): Move to arm.md.
26844 (neon_mov<VSTRUCT>): Add neon_type attribute.
26845 * config/arm/arm.md (neon_type): Move to here.
26846 (conds): Add "unconditioal" and use as default for NEON insns.
26848 2009-01-24 Ben Elliston <bje@au.ibm.com>
26850 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
26851 void *' warning from -Wc++-compat.
26852 * Makefile.in (dominance.o-warn): Remove.
26854 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
26856 PR tree-optimization/38932
26857 * fold-const.c (fold_unary_ignore_overflow): New.
26858 * tree.h (fold_unary_ignore_overflow): Declare.
26859 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
26860 * tree-ssa-sccvn.c (visit_reference_op_load,
26861 simplify_unary_expression): Likewise.
26863 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
26865 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
26866 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
26867 regardless of their type.
26868 * c-common.c (handle_packed_attribute): Don't ignore packed on
26870 * c.opt (Wpacked-bitfield-compat): New warning option.
26871 * stor-layout.c (place_field): Warn if offset of a field changed.
26872 * doc/extend.texi (packed): Mention the ABI change.
26873 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
26874 (Warning Options): Add it to the list.
26876 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
26878 * c-opts.c (c_common_post_options): Fix a typo in comments.
26880 2009-01-22 Steve Ellcey <sje@cup.hp.com>
26882 PR middle-end/38615
26883 * gimplify.c (gimplify_init_constructor): Fix promotion of const
26884 variables to static.
26885 * doc/invoke.texi (-fmerge-all-constants): Update description.
26887 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
26890 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
26891 (*movdi_1_rex64): Use type "mmx" for alternative 5.
26893 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
26895 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
26897 (LOCAL_ALIGNMENT): Similarly.
26899 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
26900 Joseph Myers <joseph@codesourcery.com>
26902 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
26903 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
26904 * config/arm/arm-tune.md: Regenerate.
26905 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
26908 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
26910 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
26911 version number to five.
26913 2009-01-22 Dodji Seketeli <dodji@redhat.com>
26916 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
26917 * c-common.c (set_underlying_type): Likewise.
26918 (is_typedef_decl ): Likewise
26920 (set_underlying_type): Likewise.
26921 (is_typedef_type): Likewise.
26923 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
26925 PR middle-end/38587
26926 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
26929 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
26932 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
26933 (LIBGCC_SPEC): Don't define.
26934 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
26936 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
26938 PR rtl-optimization/38879
26939 * alias.c (base_alias_check): Unaligned access via AND address can
26940 alias all surrounding object types except those with sizes equal
26941 or wider than the size of unaligned access.
26943 2009-01-21 Dodji Seketeli <dodji@redhat.com>
26946 * c-decl.c (clone_underlying_type): Move this ...
26947 * c-common.c (set_underlying_type): ... here.
26948 Also, make sure the function properly sets TYPE_STUB_DECL() on
26949 the newly created typedef variant type.
26950 (is_typedef_decl ): New entry point.
26951 * tree.h: Added a new member member_types_needing_access_check to
26952 struct tree_decl_non_common.
26953 (set_underlying_type): New entry point.
26954 (is_typedef_type): Likewise.
26956 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
26958 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
26959 Check whether two instructions have memory references that
26960 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
26961 are helper functions for traversing.
26962 * alias.h (insn_alias_sets_confilict_p): New prototypes.
26963 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
26964 not to draw dependency edge for instructions with non-conflicting
26967 2009-01-20 Joseph Myers <joseph@codesourcery.com>
26970 * longlong.h: Update copyright years. Use soft-fp license notice.
26971 Sync __clz_tab declaration with glibc.
26973 2009-01-20 Steve Ellcey <sje@cup.hp.com>
26976 * doc/extend.texi (syscall_linkage): New.
26977 (version_id): Modify.
26979 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
26980 Richard Guenther <rguenther@suse.de>
26982 PR tree-optimization/38747
26983 PR tree-optimization/38748
26984 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
26985 conversion if the base address is an indirect reference and the
26986 aliasing sets could cause issues.
26988 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
26990 * common.opt (fgraphite, fgraphite-identity): Add comment for
26991 explaining why these options are not documented.
26993 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
26995 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
26996 gimple_call_lhs is NULL.
26998 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
27001 * emit-rtl.c (adjust_address_1): Make sure memref is never
27004 2009-01-20 Ben Elliston <bje@au.ibm.com>
27006 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
27007 const qualifier from arg parameter. Remove unnecessary cast to char *.
27008 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
27009 const qualifier from arg 2.
27011 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
27013 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
27015 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
27018 * rtl.h (reinit_regs): New prototype.
27019 * regclass.c: Include ira.h.
27020 (reinit_regs): New.
27021 * Makefile.in (regclass.o): Add ira.h.
27022 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
27024 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
27027 * c-common.c (handle_aligned_attribute): Use
27028 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
27029 default alignment value.
27031 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
27033 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
27034 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
27036 * doc/extend.texi: Update __attribute__ ((aligned)). Document
27037 __BIGGEST_ALIGNMENT__.
27039 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
27041 2009-01-18 Richard Guenther <rguenther@suse.de>
27043 PR tree-optimization/38819
27044 * tree-flow.h (operation_could_trap_helper_p): Declare.
27045 * tree-eh.c (operation_could_trap_helper_p): Export.
27046 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
27047 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
27048 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
27049 are about to insert a possibly trapping instruction and fail
27052 2009-01-18 Andreas Schwab <schwab@suse.de>
27054 * doc/install.texi (Configuration): Remove obsolete paragraph
27055 about use of --with-gnu-ld with --with-gnu-as.
27057 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
27059 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
27060 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
27061 Follow spelling conventions.
27063 2009-01-18 Ben Elliston <bje@au.ibm.com>
27065 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
27066 C++ warning about implicit conversion from void * to struct
27068 (bitmap_obstack_free): Likewise for bitmap_element *.
27069 * Makefile.in (bitmap.o-warn): Remove.
27071 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
27073 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
27075 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
27076 Tobias Grosser <tobi.grosser@amd.com>
27078 * graphite.c (graphite_trans_scop_block): Do not block single
27081 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
27083 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
27084 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
27085 test with assertion.
27087 2009-01-16 Richard Guenther <rguenther@suse.de>
27089 PR tree-optimization/38835
27090 PR middle-end/36227
27091 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
27092 and INT + PTR -> (INT)(PTR p+ INT) folding.
27093 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
27095 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
27098 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
27099 the subreg from a lowpart subreg if it is also casting the value.
27101 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
27102 Tobias Grosser <tobi.grosser@amd.com>
27104 * graphite.c (compare_prefix_loops): New.
27105 (build_scop_canonical_schedules): Rewritten.
27106 (graphite_transform_loops): Move build_scop_canonical_schedules
27107 after build_scop_iteration_domain.
27109 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
27110 Tobias Grosser <tobi.grosser@amd.com>
27112 * graphite.c (add_conditions_to_domain): Add the loops to
27113 the dimension of the iteration domain. Do copy the domain
27114 only when it exists.
27115 (build_scop_conditions_1): Do not call add_conditions_to_domain.
27116 (add_conditions_to_constraints): New.
27117 (can_generate_code_stmt, can_generate_code): Removed.
27118 (gloog): Do not call can_generate_code.
27119 (graphite_transform_loops): Call add_conditions_to_constraints
27120 after building the iteration domain.
27122 2009-01-16 Jakub Jelinek <jakub@redhat.com>
27124 PR tree-optimization/38789
27125 * tree-ssa-threadedge.c
27126 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
27127 __builtin_constant_p.
27129 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
27131 * dce.c (delete_unmarked_insns): Reversed the order that insns are
27132 examined before deleting them.
27134 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
27136 * function.c (aggregate_value_p): Correctly extract the function
27137 type from CALL_EXPR_FN lookup.
27139 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
27141 * config/picochip/picochip.c (picochip_override_options): Revert
27142 CFI asm flag disable commited previously.
27144 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
27145 Tobias Grosser <tobi.grosser@amd.com>
27146 Jan Sjodin <jan.sjodin@amd.com>
27148 * graphite.c (scan_tree_for_params): On substractions negate
27149 all the coefficients of the term.
27150 (clast_to_gcc_expression_red): New. Handle reduction expressions
27151 of more than two operands.
27152 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
27153 (get_vdef_before_scop): Handle also the case of default definitions.
27155 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
27157 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
27158 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
27159 Also use them when walking CALL_INSN_FUNCTION_USAGE.
27161 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
27162 Joey Ye <joey.ye@intel.com>
27164 PR middle-end/37843
27165 * cfgexpand.c (expand_stack_alignment): Don't update stack
27166 boundary nor check incoming stack boundary here.
27167 (gimple_expand_cfg): Update stack boundary and check incoming
27168 stack boundary here.
27170 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
27172 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
27174 2009-01-14 Jakub Jelinek <jakub@redhat.com>
27176 PR rtl-optimization/38245
27177 * calls.c (expand_call): Add stack arguments to
27178 CALL_INSN_FUNCTION_USAGE even for pure calls (when
27179 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
27180 in regs and partially in memory or BLKmode arguments.
27181 (emit_library_call_value_1): Add stack arguments to
27182 CALL_INSN_FUNCTION_USAGE even for pure calls (when
27183 ACCUMULATE_OUTGOING_ARGS).
27184 * dce.c: Include tm_p.h.
27185 (find_call_stack_args): New function.
27186 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
27188 (mark_insn): Call find_call_stack_args for CALL_Ps.
27189 (prescan_insns_for_dce): Walk insns backwards in bb rather than
27190 forwards. Allocate and free arg_stores bitmap if needed, pass it
27191 down to deletable_insn_p, don't mark stores set in arg_stores
27192 bitmap, clear the bitmap at the beginning of each bb.
27193 * Makefile.in (dce.o): Depend on $(TM_P_H).
27195 2009-01-14 Michael Meissner <gnu@the-meissners.org>
27198 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
27199 to make sure the insn is a conditional test (bug 22599). Reformat a
27202 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
27204 PR middle-end/38431
27205 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
27206 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
27207 (gloog): Do not call cleanup_tree_cfg.
27208 (graphite_transform_loops): Call cleanup_tree_cfg after all
27209 scops have been code generated.
27211 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
27212 * doc/gty.texi (Invoking the garbage collector): Added new node
27213 and section documenting ggc_collect.
27215 2009-01-14 Richard Guenther <rguenther@suse.de>
27217 PR tree-optimization/38826
27218 PR middle-end/38477
27219 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
27220 initialization notes only if we actually emitted a warning.
27221 (intra_create_variable_infos): Add constraints for a result decl
27222 that is passed by hidden reference.
27223 (build_pred_graph): Mark all related variables non-direct on
27226 2009-01-14 Nick Clifton <nickc@redhat.com>
27228 * ira-conflicts.c: Include addresses.h for the definition of
27230 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
27231 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
27233 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
27236 * Makefile.in (ira-lives.o): Add except.h.
27238 * ira-lives.c: Include except.h.
27239 (process_bb_node_lives): Process can_throw_internal.
27241 2009-01-13 Jakub Jelinek <jakub@redhat.com>
27243 PR rtl-optimization/38774
27244 * combine.c (simplify_set): When undoing cc_use change, don't do
27245 PUT_CODE on the newly created comparison, but instead put back the
27248 2009-01-13 Joseph Myers <joseph@codesourcery.com>
27250 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
27251 values. Remove duplicate arm8 entry.
27253 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
27255 PR tree-optimization/38786
27256 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
27257 the SSA_NAME case of expand_scalar_variables_expr.
27258 Set the type of an expression to the type of its assign statement.
27259 (expand_scalar_variables_expr): Also gather the scalar computation
27260 used to index the memory access. Do not pass loop_p.
27261 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
27262 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
27263 the gimple_stmt_iterator where it inserts new code.
27264 Do not pass loop_p.
27265 (copy_bb_and_scalar_dependences): Do not pass loop_p.
27266 (translate_clast): Update call to copy_bb_and_scalar_dependences.
27268 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
27270 * graphite.h (debug_value): Removed.
27271 * graphite.c (debug_value): Removed.
27273 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
27275 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
27276 ldrd/strd with two 32-bit instructions.
27278 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
27280 * config/arm/arm.c (struct processors): Pass for speed down into
27281 cost helper functions.
27282 (const_ok_for_op): Handle COMPARE and inequality nodes.
27283 (arm_rtx_costs_1): Rewrite.
27284 (arm_size_rtx_costs): Update prototype.
27285 (arm_rtx_costs): Pass speed down to helper functions.
27286 (arm_slowmul_rtx_costs): Rework cost calculations.
27287 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
27288 (arm_9e_rtx_costs): Likewise.
27290 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
27292 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
27293 relocations of local symbols wider than UNITS_PER_WORD are not valid.
27294 (alpha_legitimize_address): Do not split local symbols wider than
27295 UNITS_PER_WORD into HIGH/LO_SUM parts.
27297 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
27300 * gcc.c (process_command): Replace call to execvp with calls
27301 to pex_one and exit.
27303 2009-01-03 Anatoly Sokolov <aesok@post.ru>
27306 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
27307 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
27308 variant for devices with 3-byte PC.
27309 (__tablejump_elpm__): New.
27311 2009-01-12 Jakub Jelinek <jakub@redhat.com>
27314 * c-parser.c (c_parser_postfix_expression): Allow `->' in
27315 offsetof member-designator, handle it as `[0].'.
27317 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27319 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
27320 function when not using named sections on targets with named sections
27321 if branch distance is less than 262132.
27323 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
27325 * combine.c (combine_instructions): Recompute
27326 optimize_this_for_speed_p for each BB in the main combine loop.
27328 2009-01-12 Tomas Bily <tbily@suse.cz>
27331 * tree-loop-distribution.c (prop_phis): New function.
27332 (generate_builtin): Call prop_phis.
27334 2009-01-12 Jakub Jelinek <jakub@redhat.com>
27336 PR tree-optimization/38807
27337 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
27338 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
27340 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
27342 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
27343 subreg of op0 to the original op0.
27345 2009-01-11 Laurent GUERBY <laurent@guerby.net>
27347 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
27349 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
27352 * mips-tfile.c (parse_def): Fix parsing of def strings
27353 starting with digits.
27355 2009-01-10 Jakub Jelinek <jakub@redhat.com>
27358 * config/arm/arm.c (arm_is_long_call_p): Don't call
27359 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
27361 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
27363 * regrename.c (regrename_optimize): Fix dumping.
27364 (find_oldest_value_reg): Preserve REG_POINTER.
27365 (copy_hardreg_forward_1): Likewise.
27367 2009-01-09 Diego Novillo <dnovillo@google.com>
27369 * gimple.h (struct gimple_statement_base) <uid>: Document
27370 the restrictions on its use.
27371 (gimple_uid): Tidy.
27372 (gimple_set_uid): Tidy.
27374 2009-01-09 Jakub Jelinek <jakub@redhat.com>
27376 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
27377 zero guard even if align_bytes != 0 and count is smaller than
27380 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
27382 PR rtl-optimization/38495
27383 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
27384 (add_range_and_copies_from_move_list): Print all added ranges.
27385 Add ranges to memory optimized destination.
27387 2009-01-09 Jakub Jelinek <jakub@redhat.com>
27391 * config/i386/i386.c (override_options): Reject
27392 -mstringop-strategy=rep_8byte with -m32.
27393 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
27394 to 1. Do count comparison against epilogue_size_needed at compile
27395 time even when count_exp was constant forced into register. For
27396 size_needed don't jump to epilogue, instead just avoid aligning
27397 and invoke the body algorithm. If need_zero_guard, add zero guard
27398 even if count is non-zero, but smaller than size_needed + number of
27399 bytes that could be stored for alignment.
27400 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
27401 to 1. If need_zero_guard, add zero guard even if count is non-zero,
27402 but smaller than size_needed + number of bytes that could be stored
27403 for alignment. Compare size_needed with epilogue_size_needed instead
27404 of desired_align - align, don't adjust size_needed, pass
27405 epilogue_size_needed to the epilogue expanders.
27408 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
27410 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27412 * pa.c (last_address): Change to unsigned.
27413 (update_total_code_bytes): Change argument to unsigned. Don't
27414 check if insn addresses are set.
27415 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
27416 addresses are not set.
27417 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
27419 2009-01-09 Nick Clifton <nickc@redhat.com>
27421 * config/sh/symbian.c: Replace uses of DECL_INLINE with
27422 DECL_DECLARED_INLINE_P.
27424 2009-01-09 Jakub Jelinek <jakub@redhat.com>
27426 PR middle-end/38347
27427 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
27428 GET_MODE (op0) in operand_subword_force calls.
27430 PR middle-end/38771
27431 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
27432 fold_convert arg0 operands to TREE_TYPE (op0) first.
27434 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
27436 * params.def (ira-max-conflict-table-size): Decrease default value
27439 2009-01-08 Jakub Jelinek <jakub@redhat.com>
27441 PR tree-optimization/37031
27442 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
27444 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
27445 allocate it using gc instead of heap, use VEC_quick_push instead of
27447 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
27448 instead of heap, use VEC_quick_push instead of VEC_safe_push.
27449 * tree-data-ref.h (struct access_matrix): Change matrix to gc
27450 allocated vector from heap allocated.
27451 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
27452 * tree-loop-linear.c (linear_transform_loops): Allocate nest
27453 vector only after perfect_loop_nest_depth call.
27455 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
27456 Jan Sjodin <jan.sjodin@amd.com>
27458 PR tree-optimization/38559
27459 * graphite.c (debug_value, copy_constraint,
27460 swap_constraint_variables, scale_constraint_variable, ): New.
27461 (get_lower_bound, get_upper_bound): Removed.
27462 (graphite_trans_bb_strip_mine): Clean up this code that works
27463 only for constant number of iterations. Fully copy upper and
27464 lower bound constraints, not only the constant part of them.
27465 * graphite.h (debug_value): Declared.
27467 2009-01-08 Ira Rosen <irar@il.ibm.com>
27469 PR tree-optimization/37194
27470 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
27471 Don't add the cost of cost model guard in prologue to scalar
27472 outside cost in case of known number of iterations.
27474 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
27475 Alan Modra <amodra@bigpond.net.au>
27477 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
27478 non-word-aligned REG+CONST addressing.
27480 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
27483 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
27484 free_after_compilation when outputting a thunk.
27485 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
27486 Do not call free_after_compilation here.
27488 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
27490 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
27491 (ix86_valid_target_attribute_inner_p): Ditto.
27493 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
27495 PR tree-optimization/38492
27496 PR tree-optimization/38498
27497 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
27498 * tree-chrec.h (scev_is_linear_expression): Declared.
27499 * graphite.c (graphite_cannot_represent_loop_niter): New.
27500 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
27501 (graphite_loop_normal_form): Use gcc_assert.
27502 (scan_tree_for_params): Use CASE_CONVERT.
27503 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
27504 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
27505 Use gcc_assert. Discard scops that contain unhandled cases.
27506 (build_scop_conditions): Return a boolean status for unhandled cases.
27507 (strip_mine_profitable_p): Print the loop number, not its depth.
27508 (is_interchange_valid): Pass the depth of the loop nest, don't
27509 recompute it wrongly.
27510 (graphite_trans_bb_block): Same.
27511 (graphite_trans_bb_block): Print tentative of loop blocking.
27512 (graphite_trans_scop_block): Do not print that the loop has been
27514 (graphite_transform_loops): Do not handle scops that contain condition
27517 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
27519 AVX Programming Reference (December, 2008)
27520 * config/i386/avxintrin.h (_mm256_stream_si256): New.
27521 (_mm256_stream_pd): Likewise.
27522 (_mm256_stream_ps): Likewise.
27524 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
27525 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
27526 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
27527 (bdesc_special_args): Add __builtin_ia32_movntdq256,
27528 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
27529 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
27530 (ix86_expand_special_args_builtin): Likewise.
27532 * config/i386/sse.md (AVXMODEDI): New.
27533 (avx_movnt<mode>): Likewise.
27534 (avx_movnt<mode>): Likewise.
27535 (<sse>_movnt<mode>): Remove AVX support.
27536 (sse2_movntv2di): Likewise.
27538 2009-01-07 Richard Guenther <rguenther@suse.de>
27540 PR middle-end/38751
27541 * fold-const.c (extract_muldiv): Remove obsolete comment.
27542 (fold_plusminus_mult_expr): Undo MINUS_EXPR
27543 to PLUS_EXPR canonicalization for the canonicalization.
27545 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
27547 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
27548 hosted cross-compilers generating less efficient code.
27550 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
27552 * function.h (rtl_data): Add a dbr_scheduled_p field.
27553 * reorg.c (dbr_schedule): Set it.
27554 (gate_handle_delay_slots): Check it.
27555 * config/mips/mips.c (mips_base_delayed_branch): Delete.
27556 (mips_reorg): Check flag_delayed_branch instead of
27557 mips_base_delayed_branch.
27558 (mips_override_options): Don't set mips_base_delayed_branch
27559 or flag_delayed_branch.
27561 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
27563 PR rtl-optimization/38426.
27564 * ira.c (ira): Set current_function_is_leaf earlier.
27566 2009-01-06 Jakub Jelinek <jakub@redhat.com>
27568 PR rtl-optimization/38722
27569 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
27570 too early, only set a flag and modify after last possible
27573 2009-01-06 Janis Johnson <janis187@us.ibm.com>
27576 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
27577 * real.c (decimal_single_format): Correct values of emin and emax.
27578 (decimal_double_format): Ditto.
27579 (decimal_quad_format): Ditto.
27580 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
27581 computation of DECnn_MIN and DECnn_MAX for corrected values of
27582 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
27583 __DECnn_MIN__, and adjust its computation for the corrected value
27586 2009-01-06 Jan Hubicka <jh@suse.cz>
27589 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
27591 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
27593 * doc/contrib.texi (Contributors): Slightly adjust the end note.
27594 Add Robert Clark to the list of testers.
27596 2009-01-06 Jan Hubicka <jh@suse.cz>
27597 Kai Tietz <kai.tietz@onevision.com>
27599 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
27600 * config/i386/i386.c (ix86_expand_call): Add clobbers.
27602 2009-01-06 Jan Hubicka <jh@suse.cz>
27603 Kai Tietz <kai.tietz@onevision.com>
27605 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
27607 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
27608 (ix86_nsaved_regs): Count only general purpose regs.
27609 (ix86_nsaved_sseregs): New.
27610 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
27611 to 16 for w64; compute padding and size of sse reg save area.
27612 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
27613 general purpose regs.
27614 (ix86_emit_save_sse_regs_using_mov): New.
27615 (ix86_expand_prologue): Save SSE regs if needed.
27616 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
27617 (ix86_emit_restore_sse_regs_using_mov): New.
27618 (ix86_expand_epilogue): Save SSE regs if needed.
27620 2009-01-06 Jan Hubicka <jh@suse.cz>
27621 Kai Tietz <kai.tietz@onevision.com>
27623 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
27624 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
27625 functions when accumulate outgoing args is off.
27627 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
27630 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
27631 before using pseudos_have_intersected_live_ranges_p.
27633 * ira-int.h (ira_assert): Always define.
27635 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
27637 AVX Programming Reference (December, 2008)
27638 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
27639 (_mm256_permute2_pd): Likewise.
27640 (_mm_permute2_ps): Likewise.
27641 (_mm256_permute2_ps): Likewise.
27642 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
27643 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
27645 * config/i386/i386.c (ix86_builtins): Remove
27646 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
27647 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
27648 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
27649 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
27650 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
27651 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
27652 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
27653 __builtin_ia32_vpermil2ps256.
27654 (ix86_init_mmx_sse_builtins): Updated.
27655 (ix86_expand_args_builtin): Likewise.
27657 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27659 * pa.c (output_call): Relocate non-jump insns in the delay slot of
27660 long absolute calls when generating PA 2.0 code.
27662 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
27664 PR rtl-optimization/38583
27665 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
27667 * params.def (ira-max-conflict-table-size): New.
27669 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
27671 * ira.h (ira_conflicts_p): New external definition.
27673 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
27674 table. Report this. Return result of building.
27675 (ira_build_conflicts): Use ira_conflicts_p. Check result of
27676 building conflict table.
27678 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
27679 (ira_color): Use ira_conflicts_p.
27681 * global.c: Include ira.h.
27682 (pseudo_for_reload_consideration_p, build_insn_chain): Use
27685 * Makefile.in (global.o): Add ira.h.
27687 * ira-build.c (mark_all_loops_for_removal,
27688 propagate_some_info_from_allocno): New.
27689 (remove_unnecessary_allocnos): Call
27690 propagate_some_info_from_allocno.
27691 (remove_low_level_allocnos): New.
27692 (remove_unnecessary_regions): Add parameter. Call
27693 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
27694 parameter to remove_unnecessary_regions.
27695 (ira_build): Remove all regions but root if the conflict table was
27696 not built. Update conflict hard regs for allocnos crossing calls.
27698 * ira.c (ira_conflicts_p): New global.
27699 (ira): Define and use ira_conflicts_p.
27701 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
27702 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
27703 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
27705 2009-01-06 Ben Elliston <bje@au.ibm.com>
27707 * gengtype-lex.l (YY_NO_INPUT): Define.
27709 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
27712 * c-common.c (handle_vector_size_attribute): Also reject
27713 BOOLEAN_TYPE types.
27715 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
27717 PR tree-optimization/38492
27718 * graphite.c (rename_map_elt, debug_rename_elt,
27719 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
27720 rename_map_elt_info, eq_rename_map_elts,
27721 get_new_name_from_old_name, bb_in_sese_p): Moved around.
27722 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
27723 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
27724 (sese_build_livein_liveouts): New.
27725 (new_sese, free_sese): New.
27726 (new_scop): Call new_sese.
27727 (free_scop): Call free_sese.
27728 (rename_variables_from_edge, rename_phis_end_scop): Removed.
27729 (register_old_new_names): Renamed register_old_and_new_names.
27730 (register_scop_liveout_renames, add_loop_exit_phis,
27731 insert_loop_close_phis, struct igp,
27732 default_liveout_before_guard, add_guard_exit_phis,
27733 insert_guard_phis, copy_renames): New.
27734 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
27735 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
27736 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
27737 (scop_adjust_phis_for_liveouts): New.
27738 (gloog): Call scop_adjust_phis_for_liveouts.
27740 * graphite.h (struct sese): Documented. Added fields liveout,
27741 num_ver and livein.
27742 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
27743 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
27744 (struct scop): Added field liveout_renames.
27745 (SCOP_LIVEOUT_RENAMES): New.
27747 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
27749 PR tree-optimization/38510
27750 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
27751 (translate_clast): Call recompute_all_dominators before
27753 (gloog): Call recompute_all_dominators before graphite_verify.
27755 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
27756 Jan Sjodin <jan.sjodin@amd.com>
27758 PR tree-optimization/38500
27759 * graphite.c (create_sese_edges): Call fix_loop_structure after
27762 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
27764 * config.gcc: Add m32r*-*-rtems*.
27765 * config/m32r/rtems.h: New file.
27767 2009-01-05 Ben Elliston <bje@au.ibm.com>
27769 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
27770 (.po.pox): Likewise.
27771 (po/gcc.pot): Likewise.
27773 2009-01-04 David S. Miller <davem@davemloft.net>
27775 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
27776 (STARTING_FRAME_OFFSET): Always set to zero.
27778 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
27780 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
27781 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
27782 fixed-point types, and vectors of the same.
27784 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
27786 * config/mips/sync.md (*mb_barrier): Rename to...
27787 (*memory_barrier): ...this.
27789 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
27791 * doc/extend.texi (Function Attributes): Move @cindex after @item
27792 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
27793 and put in alphabetical order. Fix 'target' name and put in order.
27794 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
27797 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
27799 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
27800 (memory_barrier): Expand as unspec instead of unspec_volatile.
27801 Remove mem:BLK from insn operands. Use Pmode scratch register.
27802 (*memory_barrier): Define as unspec instead of unspec_volatile.
27803 Use (match_dup 0) as input operand.
27805 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
27806 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
27807 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
27808 scratch register. Remove operand 1.
27809 (*stbar): Define as unspec instead of unspec_volatile.
27810 Use (match_dup 0) as input operand, remove (const_int 8).
27811 (*membar): Define as unspec instead of unspec_volatile.
27812 Use (match_dup 0) as input operand, remove input operand 2.
27814 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
27815 (memory_barrier): Expand as unspec instead of unspec_volatile.
27816 Remove mem:BLK from insn operands. Use Pmode scratch register.
27817 (*memory_barrier): Define as unspec instead of unspec_volatile.
27818 Use (match_dup 0) as input operand.
27820 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
27821 Remove mem:BLK from insn operands. Use Pmode scratch register.
27822 Set volatile flag on operand 0.
27823 (*memory_barrier): New insn pattern.
27825 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
27827 (*memory_barrier): Use (match_dup 0) as input operand.
27829 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
27830 Remove mem:BLK from insn operands. Use Pmode scratch register.
27831 Set volatile flag on operand 0.
27832 (*mb_internal): New insn pattern.
27834 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
27836 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
27838 PR middle-end/38586
27839 * function.c (struct temp_slot): Move to the section of the file
27840 that deals with temp slots. Remove field 'address'.
27841 (temp_slot_address_table): New hash table of address -> temp slot.
27842 (struct temp_slot_address_entry): New struct, items for the table.
27843 (temp_slot_address_compute_hash, temp_slot_address_hash,
27844 temp_slot_address_eq, insert_temp_slot_address): Support functions
27846 (find_temp_slot_from_address): Rewrite to use the new hash table.
27847 (remove_unused_temp_slot_addresses): Remove addresses of temp
27848 slots that have been made available.
27849 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
27850 worker function for remove_unused_temp_slot_addresses.
27851 (assign_stack_temp_for_type): Don't clear the temp slot address list.
27852 Add the temp slot address to the address -> temp slot map.
27853 (update_temp_slot_address): Update via insert_temp_slot_address.
27854 (free_temp_slots): Call remove_unused_temp_slot_addresses.
27855 (pop_temp_slots): Likewise.
27856 (init_temp_slots): Allocate the address -> temp slot map, or empty
27857 the map if it is already allocated.
27858 (prepare_function_start): Initialize temp slot processing.
27860 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
27862 PR middle-end/38584
27863 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
27864 Calculate the size of all stack vars assuming no packing of stack
27865 vars will happen, replacing a quadratic algorithm with a linear one.
27867 2009-01-03 Jakub Jelinek <jakub@redhat.com>
27870 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
27873 2009-01-03 Diego Novillo <dnovillo@google.com>
27875 * doc/contrib.texi: Update contributions.
27877 2009-01-03 Jakub Jelinek <jakub@redhat.com>
27880 * builtins.c (fold_builtin_memory_op): Give up if either operand
27881 is volatile. Set srctype or desttype to non-qualified version
27885 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
27886 and FUNCTION_DECLs.
27888 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
27890 PR rtl-optimization/35805
27891 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
27892 problem if fast dce is able to remove any instructions.
27893 * dce.c (dce_process_block): Fix dump message.
27895 2009-01-02 Mark Mitchell <mark@codesourcery.com>
27898 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
27900 2009-01-02 Jakub Jelinek <jakub@redhat.com>
27902 PR middle-end/38690
27903 * tree-flow.h (op_code_prio, op_prio): New prototypes.
27904 * tree-pretty-print.c (op_code_prio): New function.
27905 (op_prio): No longer static. Use op_code_prio.
27906 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
27907 Use op_prio and op_code_prio to determine if () should be
27908 printed around operand(s) or not.
27910 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
27911 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
27912 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
27913 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
27914 pp_character instead of pp_string for single letter printing.
27916 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
27918 * doc/extend.texi: Fix '#pragma GCC option' typo.
27920 2009-01-02 Richard Guenther <rguenther@suse.de>
27922 * doc/install.texi (--enable-checking): Mention different
27923 default for stage1.
27924 (--enable-stage1-checking): Document.
27926 2009-01-01 Andrew Pinski <pinskia@gmail.com>
27928 PR middle-end/30142
27929 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
27930 case to be an error.
27932 2009-01-02 Ben Elliston <bje@au.ibm.com>
27934 * config/fp-bit.h (pack_d): Constify argument.
27935 * config/fp-bit.c (makenan): Constify return type. Remove casts.
27936 (isnan): Constify argument.
27938 (iszero): Likewise.
27939 (pack_d): Likewise.
27940 (_fpadd_parts): Constify return type.
27941 (_fpmul_parts): Likewise.
27942 (_fpdiv_parts): Likewise.
27944 2009-01-01 Jakub Jelinek <jakub@redhat.com>
27947 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
27948 warn about overwriting initializer with side-effects or
27949 -Woverride-init if !IMPLICIT.
27950 (output_init_element): Likewise. Pass IMPLICIT down to
27952 (process_init_element): Add IMPLICIT argument. Pass it down
27953 to output_init_element.
27954 (push_init_element, pop_init_level, set_designator): Adjust
27955 process_init_element callers.
27956 (set_nonincremental_init, set_nonincremental_init_from_string):
27957 Adjust add_pending_init callers.
27958 (output_pending_init_elements): Adjust output_init_element callers.
27959 * c-tree.h (process_init_element): Adjust prototype.
27960 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
27961 process_init_element callers.
27964 Copyright (C) 2009 Free Software Foundation, Inc.
27966 Copying and distribution of this file, with or without modification,
27967 are permitted in any medium without royalty provided the copyright
27968 notice and this notice are preserved.