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_v
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