1 2009-10-06 Martin Jambor <mjambor@suse.cz>
4 * opts.c (decode_options): Run IPA-SRA at -O2.
6 2009-10-06 Richard Guenther <rguenther@suse.de>
8 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
10 2009-10-06 Tobias Burnus <burnus@net-b.de>
13 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
14 -flto and -fwhole-program flags can be combined.
16 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
19 * gcc.c (process_command): Check that -o argument was specified.
21 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
23 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix
26 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
29 * doc/invoke.texi (Warning Options): Annotate allowed languages
30 for -Wunsuffixed-float-constants.
32 2009-10-05 Jakub Jelinek <jakub@redhat.com>
34 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
35 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
36 same name and isn't the main variant.
39 * dwarf2out.c (loc_by_reference): Removed.
40 (dw_loc_list_1): New function.
41 (dw_loc_list): Remove toplev argument, add want_address argument.
42 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
43 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
44 want_address == 2 to dw_loc_list. For successful dw_loc_list
45 set have_address to 1 only if want_address is not 0.
47 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
49 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
50 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
51 a code block followed by two pointers.
52 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
53 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
54 (MIPS_MOVE): Likewise.
59 (mips_asm_trampoline_template): Delete.
60 (mips_trampoline_code_size): New function.
61 (mips_trampoline_init): Add shorter sequences for all cases
62 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
63 Calculate the opcodes directly, rather than copying from a template.
64 Only flush the code part of the trampoline.
65 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
67 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
69 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
70 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
71 (INCOMING_RETURN_ADDR_RTX): Likewise.
72 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
74 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
75 with RETURN_ADDR_REGNUM.
76 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
77 * config/mips/mips.c (mips16_build_call_stub): Replace
78 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
79 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
80 (mips_print_operand_punctuation): Likewise.
81 (mips_frame_set): Likewise.
82 (mips16e_output_save_restore): Likewise.
83 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
84 (mips_save_reg_p): Likewise.
85 (mips_return_addr): Likewise.
86 (mips_set_return_address): Likewise.
87 (mips_direct_save_slot_move_p): Likewise.
88 (mips_output_function_prologue): Likewise.
89 (mips_restore_reg): Likewise.
90 (mips_expand_epilogue): Likewise.
91 (mips_epilogue_uses): Likewise.
92 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
93 (*mov<mode>_ra): Use it instead of a hard-coded 31.
94 (clear_hazard_<mode>): Likewise.
95 (call_internal): Likewise.
96 (call_internal_direct): Likewise.
97 (call_direct_split): Likewise.
98 (call_value_internal): Likewise.
99 (call_value_split): Likewise.
100 (call_value_internal_direct): Likewise.
101 (call_value_direct_split): Likewise.
102 (call_value_multiple_internal): Likewise.
103 (call_value_multiple_split): Likewise.
105 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
106 Jakub Jelinek <jakub@redhat.com>
108 PR rtl-optimization/41511
109 * combine.c (record_value_for_reg): Pass explicit values as argument
110 to get_last_value_validate.
111 (get_last_value_validate): Document INSN parameter.
112 For non-readonly MEMs, assume they might have been modified if INSN
113 was in another basic block.
114 (get_last_value): Minor reformatting.
116 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
119 * final.c (asm_str_count): Split out from asm_insn_count.
120 * rtl.h (asm_str_count): New prototype.
121 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
124 2009-10-05 Sriraman Tallam <tmsriram@google.com>
126 * doc/plugins.texi: Change plugin_pass to register_pass_info.
128 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
129 Rafael Espindola <espindola@google.com>
131 * gengtype.c (write_types): Moved call to write_func_for_structure
134 2009-10-05 Richard Guenther <rguenther@suse.de>
137 * lto-cgraph.c (output_cgraph): Output toplevel asms.
138 (input_cgraph_1): Input toplevel asms.
140 2009-10-05 Richard Guenther <rguenther@suse.de>
143 * lto-symtab.c (lto_compatible_attributes_p): Remove.
144 (external_aggregate_decl_p): Likewise.
145 (lto_symtab_compatible): Re-structure. Remove dead code.
146 For variables ignore toplevel qualifiers when comparing types.
147 Issue warnings, not errors for mismatched user-alignment.
149 2009-10-05 Richard Guenther <rguenther@suse.de>
153 * lto-symtab.c (struct lto_symtab_base_def): Remove.
154 (struct lto_symtab_identifier_def): Likewise.
155 (struct lto_symtab_decl_def): Likewise.
156 (struct lto_symtab_entry_def): New.
157 (lto_symtab_identifier_t): Rename to ...
158 (lto_symtab_entry_t): ... this.
159 (lto_symtab_decls): Remove.
160 (lto_symtab_base_hash): Rename to ...
161 (lto_symtab_entry_hash): ... this.
162 (lto_symtab_base_eq): Rename to ...
163 (lto_symtab_entry_eq): ... this.
164 (lto_symtab_base_marked_p): Rename to ...
165 (lto_symtab_entry_marked_p): ... this.
166 (lto_symtab_identifier_marked_p): Remove.
167 (lto_symtab_decl_marked_p): Likewise.
168 (lto_symtab_maybe_init_hash_tables): Rename to ...
169 (lto_symtab_maybe_init_hash_table): ... this.
170 (lto_symtab_set_resolution_and_file_data): Remove.
171 (lto_symtab_register_decl): New function.
172 (lto_symtab_get_identifier): Remove.
173 (lto_symtab_get): New function.
174 (lto_symtab_get_resolution): Adjust.
175 (lto_symtab_get_identifier_decl): Remove.
176 (lto_symtab_set_identifier_decl): Likewise.
177 (lto_symtab_merge_decl): Rename to ...
178 (lto_symtab_merge): ... this. Rewrite.
179 (lto_symtab_merge_var): Remove.
180 (lto_symtab_merge_fn): Likewise.
181 (lto_symtab_prevailing_decl): Adjust.
182 (lto_cgraph_replace_node): New function.
183 (lto_symtab_merge_decls_2): Likewise.
184 (lto_symtab_merge_decls_1): Likewise.
185 (lto_symtab_fixup_var_decls): Likewise.
186 (lto_symtab_resolve_symbols): Likewise.
187 (lto_symtab_merge_decls): Likewise.
188 (lto_symtab_prevailing_decl): Adjust.
189 (lto_symtab_get_symtab_def): Remove.
190 (lto_symtab_get_file_data): Likewise.
191 (lto_symtab_clear_resolution): Adjust.
192 (lto_symtab_clear_resolution): Likewise.
193 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
194 (input_cgraph_1): Likewise.
195 * lto-streamer-in.c (get_resolution): Do not provide fake
196 symbol resolutions here.
197 (deferred_global_decls): Remove.
198 (lto_register_deferred_decls_in_symtab): Likewise.
199 (lto_register_var_decl_in_symtab): Change signature, register
200 variable via lto_symtab_register_decl.
201 (lto_register_function_decl_in_symtab): Likewise.
202 (lto_read_tree): Adjust.
203 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
204 (lto_symtab_merge_var): Likewise.
205 (lto_symtab_merge_fn): Likewise.
206 (lto_symtab_register_decl): Declare.
207 (lto_symtab_merge_decls): Likewise.
209 2009-10-05 Richard Guenther <rguenther@suse.de>
211 PR tree-optimization/23821
212 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
213 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
214 simple IV increments.
216 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
218 * config/arm/arm.c (arm_override_options): Really initialize
219 flag_dwarf2_cfi_asm to 0.
221 2009-10-05 Doug Kwan <dougkwan@google.com>
223 PR rtl-optimization/41574
224 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
225 floating point and we are not doing unsafe math optimizations.
227 2009-10-03 Simon Baldwin <simonb@google.com>
228 Cary Coutant <ccoutant@google.com>
229 Rafael Espindola <espindola@google.com>
230 Richard Guenther <rguenther@suse.de>
231 Jan Hubicka <jh@suse.cz>
232 Doug Kwan <dougkwan@google.com>
233 H.J. Lu <hongjiu.lu@intel.com>
234 Bill Maddox <maddox@google.com>
235 Ryan Mansfield <rmansfield@qnx.com>
236 Diego Novillo <dnovillo@google.com>
237 Ollie Wild <aaw@google.com>
238 Kenneth Zadeck <zadeck@naturalbridge.com>
240 * lto-cgraph.c: New file.
241 * lto-compress.c: New file.
242 * lto-compress.h: New file.
243 * lto-opts.c: New file.
244 * lto-section-in.c: New file.
245 * lto-section-out.c: New file.
246 * lto-streamer-in.c: New file.
247 * lto-streamer-out.c: New file.
248 * lto-streamer.c: New file.
249 * lto-streamer.h: New file.
250 * lto-symtab.c: New file.
251 * lto-wpa-fixup.c: New file.
252 * lto-wrapper.c: New file.
254 2009-10-03 Simon Baldwin <baldwin@google.com>
255 Ben Elliston <bje@au.ibm.com>
256 Rafael Espindola <espindola@google.com>
257 Nathan Froyd <froydnj@codesourcery.com>
258 Jan Hubicka <jh@suse.cz>
259 Doug Kwan <dougkwan@google.com>
260 Diego Novillo <dnovillo@google.com>
261 Kenneth Zadeck <zadeck@naturalbridge.com>
263 * Makefile.in (enable_lto): New.
264 (site.exp): If @enable_lto@ is set to 'yes' define
266 (LINKER_PLUGIN_API_H): Define.
267 (LTO_SYMTAB_H): Define.
268 (LTO_STREAMER_H): Define.
269 (TREE_VECTORIZER_H): Define.
270 (INCLUDES): Add LIBELFINC.
271 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
272 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
273 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o,
275 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
276 (native): Add lto-wrapper$(exeext)
277 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
278 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
279 lto-symtab.o, lto-opts.o, lto-streamer.o,
280 lto-wpa-fixup.o): New rules.
281 (gimple.o): Add dependency on LTO_HEADER_H and
283 (varasm.o): Add dependency on tree-iterator.h.
284 (cgraph.o): Add dependency on cif-code.def.
285 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
286 (ipa-pure-const.o): Likewise.
287 (GTFILES): Add lto-symtab.c.
288 (install-lto-wrapper): New.
289 * configure.ac: If 'lto' is in enable_languages, define
290 ENABLE_LTO and enable_lto.
291 If LIBELFLIBS is set, define HAVE_libelf.
292 * config.in: Regenerate.
294 2009-10-03 Rafael Espindola <espindola@google.com>
295 Diego Novillo <dnovillo@google.com>
297 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
299 Call execute_ipa_summary_passes for all_regular_ipa_passes and
301 (cgraph_optimize): Make extern.
303 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
304 Kenneth Zadeck <zadeck@naturalbridge.com>
306 * toplev.c (in_lto_p): Declare.
307 * collect2.c (scan_prog_file): Read all the output when reading
309 (enum lto_mode_d): Declare.
311 2009-10-03 Richard Guenther <rguenther@suse.de>
312 Diego Novillo <dnovillo@google.com>
314 * gimple.c: Include target.h and alias.h.
315 (gimple_types): Declare.
316 (type_hash_cache): Declare.
317 (gimple_alloc_stat): Make extern.
318 (gimple_build_eh_must_not_throw): Call
319 gimple_eh_must_not_throw_set_fndecl.
320 (struct type_pair_d): Declare.
321 (type_pair_t): Declare.
322 (type_pair_hash): New.
324 (lookup_type_pair): New.
325 (gimple_force_type_merge): New.
326 (compare_type_names_p): New.
327 (compare_field_offset): New.
328 (gimple_types_compatible_p): New.
329 (struct sccs): Declare.
330 (next_dfs_num): Declare.
331 (iterative_hash_gimple_type): New.
333 (iterative_hash_type_name): New.
334 (iterative_hash_gimple_type): New.
335 (gimple_type_hash): New.
336 (gimple_type_eq): New.
337 (gimple_register_type): New.
338 (print_gimple_types_stats): New.
339 (gimple_signed_or_unsigned_type): New.
340 (gimple_unsigned_type): New.
341 (gimple_signed_type): New.
342 (gimple_get_alias_set): New.
343 (gimple_decl_printable_name): Do not use DMGL_TYPES.
344 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
345 (gimple_force_type_merge): Declare.
346 (gimple_types_compatible_p): Declare.
347 (gimple_register_type): Declare.
348 (print_gimple_types_stats): Declare.
349 (gimple_unsigned_type): Declare.
350 (gimple_signed_type): Declare.
351 (gimple_get_alias_set): Declare.
352 (gimple_eh_must_not_throw_set_fndecl): New.
354 2009-10-03 Jan Hubicka <jh@suse.cz>
355 Kenneth Zadeck <zadeck@naturalbridge.com>
357 * ipa-pure-const.c: Include lto-streamer.h.
358 (register_hooks): Factor out of ...
359 (generate_summary): ... here.
360 (pure_const_write_summary): New.
361 (pure_const_read_summary): New.
362 (pass_ipa_pure_const): Add pure_const_write_summary and
363 pure_const_read_summary.
364 * ipa-reference.c: Include lto-streamer.h.
365 (add_new_function): New.
366 (remove_node_data): New.
367 (duplicate_node_data): New.
368 (ipa_init): Guard against multiple calls.
369 Move hook setup from analyze_function.
370 (write_node_summary_p): New.
371 (ipa_reference_write_summary): New.
372 (ipa_reference_read_summary): New.
373 (pass_ipa_reference): Add ipa_reference_write_summary and
374 ipa_reference_read_summary.
375 * cgraph.h (cgraph_local_info): Add field lto_file_data.
376 (struct cgraph_edge): Add fields lto_stmt_uid and
377 call_stmt_cannot_inline_p.
378 (cgraph_optimize): Declare.
379 (cgraph_decide_is_function_needed): Declare.
380 (reset_inline_failed): Declare.
381 (enum LTO_cgraph_tags): Declare.
382 (LTO_cgraph_tag_names): Declare.
383 (LCC_NOT_FOUND): Define.
385 2009-10-03 Doug Kwan <dougkwan@google.com>
386 Rafael Espindola <espindola@google.com>
387 Jan Hubicka <jh@suse.cz>
388 Diego Novillo <dnovillo@google.com>
389 Kenneth Zadeck <zadeck@naturalbridge.com>
391 * passes.c (all_regular_ipa_passes): New.
392 (all_ipa_passes): Rename to all_small_ipa_passes.
393 (init_optimization_passes): Init all_regular_ipa_passes.
394 * tree-pass.h (all_regular_ipa_passes): New.
395 (all_ipa_passes): Rename to all_small_ipa_passes.
396 * passes.c (all_lto_gen_passes): New.
397 (init_optimization_passes): Initialize all_lto_gen_passes.
398 (execute_ipa_summary_passes): Make non-static.
399 (ipa_write_summaries_1): New.
400 (ipa_write_summaries_2): New.
401 (ipa_write_summaries): New.
402 (ipa_write_summaries_of_cgraph_node_set): New.
403 (ipa_read_summaries_1): New.
404 (ipa_read_summaries): New.
405 (execute_ipa_pass_list): Call cgraph_process_new_functions.
406 (execute_regular_ipa_pass_list): Remove.
407 (init_optimization_passes): Schedule
408 pass_rebuild_cgraph_edges and pass_early_inline outside
409 of pass_all_early_optimizations. Document reason.
410 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
411 pass_ipa_lto_finish_out): New pass.
412 (pass_ipa_summary_passes): Start and stop timers if the pass
414 (execute_all_ipa_transforms): New.
415 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
416 (dump_properties, debug_properties): New.
417 * tree-optimize.c (gate_all_early_local_passes): Return
418 false if we are in lto1.
419 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
420 * tree-pass.h (execute_all_ipa_transforms): Declare.
421 (pass_ipa_function_and_variable_visibility): Declare.
422 (pass_ipa_early_inline): Declare.
423 (pass_ipa_lto_gimple_out): Declare.
424 (pass_ipa_lto_wpa_fixup): Declare.
425 (pass_ipa_lto_finish_out): Declare.
426 (all_small_ipa_passes, all_regular_ipa_passes,
427 all_lto_gen_passes): Declare.
428 (execute_ipa_summary_passes): Declare.
429 (execute_all_ipa_transforms): Declare.
430 (ipa_write_summaries): Declare
431 (ipa_write_summaries_of_cgraph_node_set): Declare.
432 (ipa_read_summaries): Declare.
434 2009-10-03 Doug Kwan <dougkwan@google.com>
435 Ollie Wild <aaw@google.com>
437 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do
440 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
441 (lto_mode): New variable.
442 (maybe_run_lto_and_relink): Handle the -fwpa option.
443 (main): Handle the -fwpa option.
444 (maybe_unlink_list): New function.
445 * gcc.c (link_lto_options): Replace -flto with -fwpa.
446 * common.opt (flto): New flag.
447 * toplev.c (flag_generate_lto): Declare.
449 2009-10-03 Simon Baldwin <simonb@google.com>
451 * common.opt (flto-compression-level): New flag.
453 * opts.c: Include lto-opts.h.
454 (handle_option): Call lto_register_user_option for each
455 valid option handled.
456 * (decode_options): Clear registered options before the options
459 2009-10-03 Cary Coutant <ccoutant@google.com>
461 * collect2.c (is_elf): New function.
462 (scan_prog_file): Require LTO object to be in ELF format.
464 2009-10-03 Rafael Espindola <espindola@google.com>
466 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
467 libgcc to the linker.
469 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is
472 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
473 (collect_execute): Add flags argument. Pass flags to pex_run. Update
475 * collect2.h (collect_execute): Add flags argument.
476 * tlink.c (tlink_execute): Update call to collect_execute.
477 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
478 (use_linker_plugin): New.
479 (use_linker_plugin_spec_function): New.
480 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
481 (linker_plugin_file_spec): New.
482 (lto_wrapper_spec): New.
484 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
485 (static_spec_functions): Add use-linker-plugin.
486 (process_command): Handle -use-linker-plugin.
487 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
488 linker_plugin_file_spec and lto_gcc_spec.
489 (use_linker_plugin_spec_function): New.
491 2009-10-03 Richard Guenther <rguenther@suse.de>
495 * tree.h (is_lang_specific): Include LANG_TYPE.
496 * tree.c (find_decls_types_r): Manually add interesting parts
497 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
499 * gimple.c (type_pair_hash): Make symmetric.
500 (type_pair_eq): Likewise.
501 (lookup_type_pair): Increase initial hashtable size.
502 (gimple_force_type_merge): Rely on type-pair symmetry.
503 (visit): Remove excessive checking code.
504 (iterative_hash_type_name): Do not hash TYPE_NAME of
506 (gimple_register_type): Remove getenv calls, shrink initial
510 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
511 inline functions if not generating lto output.
514 * toplev.c (finalize): In WPA mode remove the asm file.
516 2009-10-03 Doug Kwan <dougkwan@google.com>
518 * ipa-inline.c (cgraph_mark_inline): Check
519 edge->call_stmt_cannot_inline_p instead of calling
520 gimple_call_cannot_inline_p.
521 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
522 (cgraph_gate_ipa_early_inlining): Return false if
524 (inline_generate_summary): Do nothing in LTRANS.
525 * cgraph.c (initialize_inline_failed): Make sure
526 e->call_stmt exists before calling
527 gimple_call_cannot_inline_p.
528 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
529 (cgraph_clone_edge): Add argument STMT_UID. Modify all
531 Update new_edge->lto_stmt_uid.
532 * cgraphbuild.c (reset_inline_failed): New.
534 * common.opt (fwpa): New flag.
535 (fltrans): New option.
536 * gcc.c (gcc_lto_option_t): New type.
537 (current_lto_option): New variable.
538 (lto_single_spec_function): Remove and is replaced by ..
539 (lto_option_spec_function): New function.
540 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
541 passing the -flto flag.
542 (cc1_options): Separate non-LTO related parts into ..
543 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
544 (lto1_options): New spec for lto FE.
545 (link_lto_options): New spec for handling LTO flags in linker.
546 (invoke_lto_single): Re-format to fit in 80 column. Replace
547 lto-single with lto-option.
548 (static_specs): Add cc1_non_lto_options, lto1_options and
550 (static_spec_function): Replace lto-single with lto-option.
551 (process_command): Handle -flto, -fwpa and -fltran
552 by setting current_lto_option and not passing it to subprocess
555 2009-10-03 Bill Maddox <maddox@google.com>
557 Add `gcc' driver support for link-time code generation (LTO).
559 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
560 (lto_flag, lto_objects, lto_o_file): New variables.
561 (struct lto_object, struct lto_object_list): New structures.
562 (collect_exit, handler): Remove LTO temporary output file on exit.
563 (add_lto_object): New function.
564 (maybe_run_lto_and_relink): New function. Perform link time code
565 generation and relinking for object files containing LTO information.
566 (main): Invoke maybe_run_lto_and_relink().
567 (dump_argv): New function. For debugging, currently disabled.
568 (scan_prog_file): Add LTO information pass.
569 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
571 * toplev.c (compile_file): Emit assembler directive to create
572 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
574 2009-10-03 Diego Novillo <dnovillo@google.com>
576 * c.opt: Add LTO to warn_abi and warn_psabi.
578 * tree.c (fld_worklist_push): Rename from PUSH.
579 Convert to static inline function.
580 Ignore language-specific nodes.
582 (find_decls_types_r): Do not traverse the subtrees of
583 language-specific nodes.
584 Do not traverse DECL_INITIAL for TYPE_DECLs.
585 * tree.h (is_lang_specific): New.
586 * langhooks.h (struct lang_hooks_for_decls): Remove
587 may_need_assembler_name_p. Update all users.
589 * c-common.c (set_builtin_user_assembler_name): Move ...
590 * builtins.c (set_builtin_user_assembler_name): ... here.
591 (is_builtin_name): Add comment
592 (is_builtin_fn): New.
593 * except.c (output_ttype): Only call
594 lookup_type_for_runtime if TYPE is not a runtime type.
596 * passes.c (register_pass): Call position_pass on
597 all_small_ipa_passes, all_regular_ipa_passes and
599 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
600 (TV_IPA_LTO_DECL_IO): Define.
601 (TV_IPA_LTO_CGRAPH_IO): Define.
603 (TV_WHOPR_WPA): Define.
604 (TV_WHOPR_WPA_IO): Define.
605 (TV_WHOPR_LTRANS): Define.
606 (TV_WHOPR_WPA_FIXUP): Define.
607 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
608 * tree-cfg.c (tree_node_can_be_shared): Make extern.
609 * tree-flow.h (tree_node_can_be_shared): Declare.
610 * tree-inline.c (tree_can_inline_p): Check that E has a
611 statement associated with it.
612 * tree.c (free_lang_data_in_binf): Factor out of ...
613 (free_lang_data_in_type): ... here.
614 Call RECORD_OR_UNION_TYPE_P.
615 (need_assembler_name_p): Ignore DECL if it does not have
617 Call lang_hooks.decls.may_need_assembler_name_p if set.
618 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for
620 (free_lang_data): Set debug_info_level to
622 Set write_symbols to NO_DEBUG.
623 Set debug_hooks to do_nothing_debug_hooks.
624 (gate_free_lang_data): Return true if flag_generate_lto
626 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
627 * c-common.h (set_builtin_user_assembler_name): Move ...
628 * tree.h (set_builtin_user_assembler_name): ... here.
630 * common.opt (flto-report): New flag.
631 * opts.c (complain_wrong_lang): Do not complain if
633 * collect2.c (scan_prog_file): Send the error output of
634 'nm' to HOST_BIT_BUCKET.
636 2009-10-03 Ollie Wild <aaw@google.com>
638 * langhooks-def.h (lhd_begin_section): New function declaration.
639 (lhd_write_section): New function declaration.
640 (lhd_end_section): New function declaration.
641 (LANG_HOOKS_BEGIN_SECTION): New macro.
642 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
643 (LANG_HOOKS_END_SECTION): New macro.
644 (LANG_HOOKS_LTO): New macro.
645 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
646 * langhooks.c (output.h): Add include.
647 (saved_section): New static variable.
648 (lhd_begin_section): New function.
649 (lhd_write_section_data): New function.
650 (lhd_end_section): New function.
651 * langhooks.h (struct lang_hooks_for_lto): New structure.
652 (struct lang_hooks): Add member lto.
653 * Makefile.in (langhooks.o): Add dependency on output.h.
655 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
657 2009-10-03 Richard Guenther <rguenther@suse.de>
659 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
662 2009-10-03 Simon Baldwin <simonb@google.com>
663 Richard Guenther <rguenther@suse.de>
664 Janis Johnson <janis187@us.ibm.com>
665 Doug Kwan <dougkwan@google.com>
666 Diego Novillo <dnovillo@google.com>
667 Ramana Radhakrishnan <ramana.r@gmail.com>
668 Ollie Wild <aaw@google.com>
670 * doc/install.texi: Add documentation for libelf and --enable-lto.
671 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr,
672 -fltrans, -flto-report, -flto-compression-level and
674 * doc/sourcebuild.texi: Document use of zlib.
676 Add section for LTO Testing.
678 2009-10-02 Cary Coutant <ccoutant@google.com>
680 Add support for comdat type sections for DWARF v4. Merge from dwarf4
682 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
683 (dw_die_ref): Define vector type.
684 (enum dw_val_class): Add dw_val_class_data8.
685 (struct dw_val_struct): Add v.val_data8.
686 (comdat_type_node_ref): New type.
687 (struct die_struct): Move die_symbol into a union; add new field
688 die_type_node. Change all uses.
689 (comdat_type_node): New type.
690 (skeleton_chain_node): New type.
691 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
692 (comdat_type_list): New variable.
693 (dwarf_tag_name): Add DW_TAG_type_unit.
694 (dwarf_attr_name): Add DW_AT_signature.
695 (add_AT_data8): New function.
696 (replace_child): New function.
697 (move_all_children): New function.
698 (print_signature): New function.
699 (print_die): Print signature information; add dw_val_class_data8.
700 (attr_checksum): Support dw_val_class_data8.
701 (CHECKSUM_STRING): Redefine for DWARF-4 to include
703 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
704 (checksum_sleb128, checksum_uleb128): New functions.
705 (checksum_die_context): New function.
706 (loc_checksum_ordered): New function.
707 (attr_checksum_ordered): New function.
708 (struct checksum_attributes): New structure.
709 (collect_checksum_attributes): New function.
710 (die_checksum_ordered): New function.
711 (generate_type_signature): New function.
712 (same_dw_val_p): Add dw_val_class_data8.
713 (is_symbol_die): Use new is_declaration_die function.
714 (is_declaration_die): New function.
715 (should_move_die_to_comdat): New function.
716 (clone_die): New function.
717 (clone_tree): New function.
718 (clone_as_declaration): New function.
719 (copy_declaration_context): New function.
720 (generate_skeleton_ancestor_tree): New function.
721 (generate_skeleton_bottom_up): New function.
722 (generate_skeleton): New function.
723 (remove_child_or_replace_with_skeleton): New function.
724 (break_out_comdat_types): New function.
725 (struct decl_table_entry): New type.
726 (htab_decl_hash): New function.
727 (htab_decl_eq): New function.
728 (htab_decl_del): New function.
729 (copy_ancestor_tree): New function.
730 (copy_decls_walk): New function.
731 (copy_decls_for_unworthy_types): New function.
732 (build_abbrev_table): Don't assert on missing die_symbol when doing
733 comdat type sections.
734 (size_of_die): Use DW_FORM_sig8 for external references; Add
736 (unmark_dies): Don't assert for unmarked dies when doing comdat
738 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
739 (output_signature): New function.
740 (output_die): Likewise.
741 (output_compilation_unit_header): Mark output as DWARF version 3
742 even if generating DWARF 4.
743 (output_comdat_type_unit): New function.
744 (output_line_info): Mark output as DWARF version 3 even if generating
746 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
748 (dwarf2out_end_source_file): Likewise.
749 (prune_unused_types_walk_attribs): Don't follow references into
750 comdat type sections.
751 (prune_unused_types_mark): When generating type units, do not mark
752 children of non-defining declarations of types; do mark children of
754 (prune_unused_types): Process comdat type sections.
755 (htab_ct_hash): New function.
756 (htab_ct_eq): New function.
757 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
758 Add a pointer to the line table from type unit entries so
759 DW_AT_decl_file has meaning.
760 * varasm.c (default_elf_asm_named_section): Use identifier name as
761 comdat key instead of lang hook.
763 2009-10-02 Neil Vachharajani <nvachhar@google.com>
765 * gcov-io.c (gcov_open): Open files read-only when MODE < 0
767 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
769 * config/i386/i386.md (divmod<mode>4) Macroize expander from
770 divmoddi4, divmodsi4 and divmodhi4 patterns using SWI248 macro.
771 (*divmod<mode>4): Macroize insn_and_split pattern from
772 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
773 and their corresponding splitters usign SWI248 macro. Split SImode
774 insn to generate cltd and DImode insn to generate cqto instead of
775 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
776 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
777 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
778 *divmodsi_noext patterns using SWI248 macro.
779 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
780 udivmodhi4 patterns using SWI248 macro.
781 (*udivmod<mode>4): Macroize insn_and_split pattern from
782 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
783 corresponding splitters using SWI248 macro.
784 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
785 *udivmodsi4_noext and *udivmodhi_noext patterns using SWI248 macro.
787 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
789 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
790 of zero-sized element is zero-sized regardless of its extent.
792 2009-10-02 Jakub Jelinek <jakub@redhat.com>
795 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
796 * configure: Regenerated.
797 * config.in: Regenerated.
798 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
799 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
800 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
801 not emitting .eh_frame, emit .cfi_sections .debug_frame
806 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
807 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end with
809 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
810 vars use DECL_RTL with resetting it back to NULL afterwards.
811 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
812 rtx_equal_p instead of asserting it is a SYMBOL_REF.
813 (value_format): For dw_val_class_addr only use DW_FORM_addr if
814 the attribute type allows it, otherwise use DW_FORM_dataN.
815 (mem_loc_descriptor): Handle CONST_STRING.
816 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
817 Handle MEM with CONST_STRING address using add_AT_string.
818 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
819 CONST_STRING for const arrays initialized with a string literal.
820 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
821 (dwarf2out_finish): Call resolve_addr.
823 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
824 Maxim Kuvyrkov <maxim@codesourcery.com>
826 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
828 2009-10-02 Nick Clifton <nickc@redhat.com>
830 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
831 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
833 2009-10-01 Jan Hubicka <jh@suse.cz>
835 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
836 (cgraph_create_virtual_clone): Just pass redirect_callers
838 * cgraph.h (cgraph_clone_node): Update prototype.
839 * ipa-pure-const.c (self_recursive_p): New function.
841 * ipa-inline.c (cgraph_clone_inlined_nodes,
842 cgraph_decide_recursive_inlining): Update.
844 2009-10-01 David Daney <ddaney@caviumnetworks.com>
846 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
847 instructions for TARGET_OCTEON.
849 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
851 * config/arm/arm.c (arm_override_options): Turn off
852 flag_dwarf2_cfi_asm for AAPCS variants.
854 2009-10-01 Martin Jambor <mjambor@suse.cz>
857 * tree-sra.c (convert_callers): Do not call
858 compute_inline_parameters on one caller more than once.
860 2009-10-01 Nick Clifton <nickc@redhat.com>
862 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
863 an empty string if not already defined.
865 2009-10-01 Martin Jambor <mjambor@suse.cz>
868 * tree-sra.c (is_va_list_type): New function.
869 (find_var_candidates): Call is_va_list_type.
870 (find_param_candidates): Check that the type or the type pointed
871 to are not va_list types.
873 2009-10-01 Martin Jambor <mjambor@suse.cz>
876 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
877 DECL_ARTIFICIAL (param_decl) is true.
879 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
881 * tree.h (tree_decl_common::lang_flag_8): New.
882 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
884 * c-common.h (RID_CONSTEXPR): New.
886 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
888 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
889 Use ref-all pointers.
890 (alpha_gimplify_va_arg): Ditto.
892 2009-09-30 Jakub Jelinek <jakub@redhat.com>
895 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
896 before insn counting loop now that BB_END (bb) is counted. Ensure
897 the return value isn't zero.
899 2009-09-30 Nick Clifton <nickc@redhat.com>
901 * config.gcc (sh-symbianelf): Replace definition of extra_objs
902 with separate definitions of c_target_objs and cxx_target_objs.
903 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
905 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
906 sh_symbian_import_export_class.
907 * config/sh/sh-protos.h: Fix names of exported symbian functions.
908 * config/sh/symbian.c: Delete, moving code into...
909 * config/sh/symbian-base.c: ... here
910 * config/sh/symbian-c.c: ... and here
911 * config/sh/symbian-cxx.c: ... and here.
913 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
916 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
917 of plus RTX into register.
919 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
921 * doc/install.texi: Linguistic and markup fixes.
922 (Configuration) <--disable-cpp>: Remove description.
923 <--enable-maintainer-mode>: Autotools files are affected, too.
924 <--with-sysroot>: Improve description.
925 (Building): Bump required GNU make version.
927 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
929 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
932 * config/i386/fma4intrin.h: New file, provide common x86 compiler
933 intrinisics for FMA4.
934 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
935 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
936 Add FMA4 check and fma4intrin.h.
937 * config/i386/i386-c.c(ix86_target_macros_internal): Check
939 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
940 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
941 constant for FMA4 support.
942 (UNSPEC_FMA4_FMADDSUB): Ditto.
943 (UNSPEC_FMA4_FMSUBADD): Ditto.
944 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
945 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
946 (ix86_expand_fma4_multiple_memory): Ditto.
947 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
948 (OPTION_MASK_ISA_FMA4_UNSET): New.
949 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
950 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
951 (ix86_handle_option): Handle -mfma4.
952 (isa_opts): Handle -mfma4.
953 (enum pta_flags): Add PTA_FMA4.
954 (override_options): Add FMA4 support.
955 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
956 (IX86_BUILTIN_VFMADDSD): Ditto.
957 (IX86_BUILTIN_VFMADDPS): Ditto.
958 (IX86_BUILTIN_VFMADDPD): Ditto.
959 (IX86_BUILTIN_VFMSUBSS): Ditto.
960 (IX86_BUILTIN_VFMSUBSD): Ditto.
961 (IX86_BUILTIN_VFMSUBPS): Ditto.
962 (IX86_BUILTIN_VFMSUBPD): Ditto.
963 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
964 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
965 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
966 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
967 (IX86_BUILTIN_VFNMADDSS): Ditto.
968 (IX86_BUILTIN_VFNMADDSD): Ditto.
969 (IX86_BUILTIN_VFNMADDPS): Ditto.
970 (IX86_BUILTIN_VFNMADDPD): Ditto.
971 (IX86_BUILTIN_VFNMSUBSS): Ditto.
972 (IX86_BUILTIN_VFNMSUBSD): Ditto.
973 (IX86_BUILTIN_VFNMSUBPS): Ditto.
974 (IX86_BUILTIN_VFNMSUBPD): Ditto.
975 (IX86_BUILTIN_VFMADDPS256): Ditto.
976 (IX86_BUILTIN_VFMADDPD256): Ditto.
977 (IX86_BUILTIN_VFMSUBPS256): Ditto.
978 (IX86_BUILTIN_VFMSUBPD256): Ditto.
979 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
980 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
981 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
982 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
983 (IX86_BUILTIN_VFNMADDPS256): Ditto.
984 (IX86_BUILTIN_VFNMADDPD256): Ditto.
985 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
986 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
987 (enum multi_arg_type): New enum for describing the various FMA4
988 intrinsic argument types.
989 (bdesc_multi_arg): New table for FMA4 intrinsics.
990 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
991 (ix86_expand_multi_arg_builtin): New function for creating FMA4
993 (ix86_expand_builtin): Add FMA4 intrinsic support.
994 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
995 operand instructions.
996 (ix86_expand_fma4_multiple_memory): New function to split the
997 second memory reference from FMA4 instructions.
998 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
999 (ssemodesuffixf2s): Ditto.
1000 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
1002 (fma4_fmsub<mode>4): Ditto.
1003 (fma4_fnmadd<mode>4): Ditto.
1004 (fma4_fnmsub<mode>4): Ditto.
1005 (fma4_vmfmadd<mode>4): Ditto.
1006 (fma4_vmfmsub<mode>4): Ditto.
1007 (fma4_vmfnmadd<mode>4): Ditto.
1008 (fma4_vmfnmsub<mode>4): Ditto.
1009 (fma4_fmadd<mode>4256): Ditto.
1010 (fma4_fmsub<mode>4256): Ditto.
1011 (fma4_fnmadd<mode>4256): Ditto.
1012 (fma4_fnmsub<mode>4256): Ditto.
1013 (fma4_fmaddsubv8sf4): Ditto.
1014 (fma4_fmaddsubv4sf4): Ditto.
1015 (fma4_fmaddsubv4df4): Ditto.
1016 (fma4_fmaddsubv2df4): Ditto.
1017 (fma4_fmsubaddv8sf4): Ditto.
1018 (fma4_fmsubaddv4sf4): Ditto.
1019 (fma4_fmsubaddv4df4): Ditto.
1020 (fma4_fmsubaddv2df4): Ditto.
1021 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
1022 instructions for intrinsics.
1023 (fma4i_fmsub<mode>4): Ditto.
1024 (fma4i_fnmadd<mode>4): Ditto.
1025 (fma4i_fnmsub<mode>4): Ditto.
1026 (fma4i_vmfmadd<mode>4): Ditto.
1027 (fma4i_vmfmsub<mode>4): Ditto.
1028 (fma4i_vmfnmadd<mode>4): Ditto.
1029 (fma4i_vmfnmsub<mode>4): Ditto.
1030 (fma4i_fmadd<mode>4256): Ditto.
1031 (fma4i_fmsub<mode>4256): Ditto.
1032 (fma4i_fnmadd<mode>4256): Ditto.
1033 (fma4i_fnmsub<mode>4256): Ditto.
1034 (fma4i_fmaddsubv8sf4): Ditto.
1035 (fma4i_fmaddsubv4sf4): Ditto.
1036 (fma4i_fmaddsubv4df4): Ditto.
1037 (fma4i_fmaddsubv2df4): Ditto.
1038 (fma4i_fmsubaddv8sf4): Ditto.
1039 (fma4i_fmsubaddv4sf4): Ditto.
1040 (fma4i_fmsubaddv4df4): Ditto.
1041 (fma4i_fmsubaddv2df4): Ditto.
1043 * doc/invoke.texi (-mfma4): Add documentation.
1044 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
1046 2009-09-29 Richard Henderson <rth@redhat.com>
1048 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
1049 an edge to the new destination block.
1051 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1054 * pa.c (hppa_profile_hook): Use
1055 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
1057 2009-09-29 Steve Ellcey <sje@cup.hp.com>
1058 Alexander Monakov <amonakov@ispras.ru>
1061 * config/ia64/predicates.md (not_postinc_destination_operand): New.
1062 (not_postinc_memory_operand): New.
1063 (not_postinc_move_operand): New.
1064 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
1065 (*cmovsi_internal): Ditto.
1067 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
1069 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
1070 restrict issue_rate in first pass when scheduling for register
1073 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
1074 Rafael Avila de Espindola <espindola@google.com>
1076 * gengtype.c (plugin_output): New.
1077 (get_output_file_with_visibility): Return plugin_output for plugins.
1078 (main): Parse and use the -P option.
1079 * gty.texi: Update the command line format.
1081 2009-09-29 Jakub Jelinek <jakub@redhat.com>
1084 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
1086 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
1087 out if !const_ok_for_output.
1090 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
1091 case VAR_LOCATION>: Remove gcc_unreachable ().
1093 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
1095 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
1096 (x86_64-*-*): Ditto.
1097 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
1098 back to smmintrin.h.
1099 * config/i386/cpuid.h: (bit_SSE5): Remove SSE5 bit.
1100 * config/i386/x86intrin.h: Remove SSE5.
1101 * config/i386/mmintrin-common.h: Delete file.
1102 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
1104 2009-09-29 Richard Guenther <rguenther@suse.de>
1106 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
1107 resulting from stack temporaries on STRICT_ALIGNMENT targets.
1109 2009-09-29 Nick Clifton <nickc@redhat.com>
1111 * function.c (current_function_name): If there is no current
1112 function just return "<none>".
1114 2009-09-28 Sriraman Tallam <tmsriram@google.com>
1116 * tree-pass.h (register_pass_info): New structure.
1117 (pass_positioning_ops): Move enum from gcc-plugin.h.
1118 (register_pass): New function.
1119 * gcc-plugin.h (plugin_pass): Delete structure.
1120 (pass_positioning_ops): Delete enum.
1121 * plugin.c (regsiter_pass): Delete function.
1122 (position_pass): Delete function.
1123 (added_pass_nodes): Delete variable.
1124 (prev_added_pass_nodes): Delete variable.
1125 (pass_list_node): Delete structure.
1126 * passes.c (make_pass_instance): New function.
1127 (next_pass_1): Change to call make_pass_instance.
1128 (pass_list_node): Move structure from gcc-plugin.h.
1129 (added_pass_nodes): Move variable from plugin.c.
1130 (prev_added_pass_nodes): Move variable from plugin.c.
1131 (position_pass): New function.
1132 (register_pass): New function.
1134 2009-09-28 Easwaran Raman <eraman@google.com>
1136 * ifcvt.c (noce_try_abs): Recognize pattern and call
1137 expand_one_cmpl_abs_nojump.
1138 * optabs.c (expand_one_cmpl_abs_nojump): New function.
1139 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
1141 2009-09-28 Ian Lance Taylor <iant@google.com>
1144 * c-opts.c (c_common_handle_option): Don't set
1145 warn_jump_misses_init for -Wall.
1146 * doc/invoke.texi (Warning Options): Update documentation.
1148 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1150 * Makefile.in ($(out_object_file)): Depend on
1151 gt-$(basename $(notdir $(out_file))).h.
1153 2009-09-28 Richard Henderson <rth@redhat.com>
1155 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
1156 * except.c (gen_eh_region): Set it.
1157 (duplicate_eh_regions_1): Copy it.
1158 * tree-eh.c (lower_resx): Use it to determine which function
1161 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
1162 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
1163 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
1164 * tree.c (build_common_builtin_nodes): Remove parameter. Build
1165 BUILT_IN_CXA_END_CLEANUP if necessary.
1167 * c-common.c (c_define_builtins): Update call to
1168 build_common_builtin_nodes.
1170 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1172 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
1174 2009-09-28 Michael Matz <matz@suse.de>
1176 * builtins.c (interclass_mathfn_icode): New helper.
1177 (expand_builtin_interclass_mathfn): Use it here, and split folding
1179 (fold_builtin_interclass_mathfn): ... this new folder.
1180 (build_call_nofold_loc): New static helper.
1181 (build_call_nofold): New wrapper macro for above.
1182 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
1183 (expand_builtin_pow): Ditto.
1184 (expand_builtin_memset_args): Ditto.
1185 (expand_builtin_printf): Ditto.
1186 (expand_builtin_fprintf): Ditto.
1187 (expand_builtin_sprintf): Ditto.
1188 (expand_builtin_memory_chk): Ditto.
1189 (expand_builtin_mempcpy_args): Ditto and don't call folders.
1190 (expand_builtin_stpcpy): Ditto.
1191 (expand_builtin_strcmp): Ditto.
1192 (expand_builtin_strncmp): Ditto.
1193 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
1194 (expand_builtin_strcpy_args): Don't call folders.
1195 (expand_builtin_memcmp): Ditto.
1196 (expand_builtin_strncpy): Ditto, and use target.
1197 (expand_builtin_memcpy): Ditto.
1198 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
1199 expand_builtin_strpbrk, expand_builtin_memmove,
1200 expand_builtin_memmove_args, expand_builtin_bcopy,
1201 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
1202 expand_builtin_strspn, expand_builtin_strcspn,
1203 expand_builtin_fputs): Remove these.
1204 (expand_builtin): Don't call the above, change calls to other
1205 expanders that changed prototype.
1206 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
1207 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
1208 fold_builtin_interclass_mathfn.
1209 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
1210 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
1212 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
1213 * passes.c (init_optimization_passes): Move pass_fold_builtins
1214 after last phiopt pass.
1215 * tree-inline.c (fold_marked_statements): When folding builtins
1216 iterate over all instruction potentially generated.
1217 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
1219 (fold_gimple_call): Use it to always fold calls (into potentially
1220 multiple instructions).
1221 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
1222 calls into zero at this time.
1223 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
1224 statements generated by builtin folding.
1226 2009-09-28 Nick Clifton <nickc@redhat.com>
1228 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging
1231 2009-09-28 Duncan Sands <baldrick@free.fr>
1233 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
1234 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
1235 (register_callback): Dispatch it.
1236 (invoke_plugin_callbacks): Incorporate in sanity check.
1237 * ggc.h (ggc_register_cache_tab): Add declaration.
1238 * ggc-common.c (ggc_register_root_tab): Simplify.
1239 (const_ggc_cache_tab_t): New typedef.
1240 (extra_cache_vec): New vector of dynamically added cache tables.
1241 (ggc_register_cache_tab): New function.
1242 (ggc_scan_cache_tab): New function.
1243 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
1244 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
1246 2009-09-27 Richard Henderson <rth@redhat.com>
1248 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
1249 which we remove __builtin_stack_restore.
1251 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
1253 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
1254 to test for GRD_INVARIANT.
1255 (simple_rhs_p): Anything that's function_invariant_p is fine.
1257 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
1259 * gengtype.c (main): Use plunge_files instead of plugin_output.
1261 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
1262 Rafael Avila de Espindola <espindola@google.com>
1264 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
1265 Don't print pch related info if it is false.
1266 (main): Don't print pch info in plugin mode.
1268 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
1270 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
1271 with dw_val_class_const_double.
1272 (struct dw_val_struct): Replace val_long_long with val_double and
1273 adjust for above change.
1274 (output_loc_operands): Likewise.
1275 (add_AT_long_long): Rename into...
1276 (add_AT_double): ...this.
1277 (print_die): Replace dw_val_class_long_long with
1278 dw_val_class_const_double and adjust.
1279 (attr_checksum): Likewise.
1280 (same_dw_val_p): Likewise.
1281 (size_of_die): Likewise.
1282 (value_format): Likewise.
1283 (output_die): Likewise.
1284 (loc_descriptor) <CONST_DOUBLE>: Likewise.
1285 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
1286 instead of add_AT_long_long.
1287 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
1288 value with the precision of its type.
1290 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
1293 * c-typeck.c (build_conditional_expr): Use the readonly and
1294 volatile flags of the operand types, not of the operands itself.
1296 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
1298 collect2.c (main): Look for -brtl before adding libraries.
1300 2009-09-27 Jonathan Gray <jsg@openbsd.org>
1302 * config.gcc: Update OpenBSD targets.
1303 * config/openbsd-stdint.h: New file.
1304 * config/openbsd-libpthread.h: New file.
1305 * config/openbsd.h: Update and break out LIB_SPEC definition.
1306 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
1307 * config/i386/openbsdelf.h: Correct types.
1308 * config/m68k/openbsd.h: Likewise.
1309 * config/mips/openbsd.h: Likewise.
1310 * config/vax/openbsd.h: Likewise.
1312 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
1314 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
1315 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
1316 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
1317 of the length and zero.
1319 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1321 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
1322 (FLAGS_H): Add options.h $(REAL_H).
1323 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
1324 (TREE_VECTORIZER_H): New.
1325 (EBITMAP_H): Renamed from EBIMAP_H.
1326 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
1327 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
1328 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
1329 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
1330 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
1331 (graphite-clast-to-gimple.o, graphite-dependences.o)
1332 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
1333 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
1334 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
1335 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
1336 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
1337 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
1338 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
1339 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
1340 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
1341 updated and fixed as per above changes and per
1342 check_makefile_deps.sh output.
1345 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
1346 * configure: Regenerate.
1348 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1350 * doc/install.texi: Update minimum MPC version to 0.7.
1352 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
1354 * doc/install.texi (Binaries): Remove reference to the binary
1355 distribution CD-ROM from the FSF.
1357 2009-09-26 Michael Matz <matz@suse.de>
1361 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
1362 that are mentioned in the body.
1364 2009-09-26 Michael Matz <matz@suse.de>
1366 PR tree-optimization/41454
1367 * tree-ssa-dom (stmts_to_rescan): Remove variable.
1368 (tree_ssa_dominator_optimize): Don't allocate and free it.
1369 (dom_opt_leave_block): Don't iterate over it.
1370 (eliminate_redundant_computations): Don't return a value.
1371 (cprop_operand, cprop_into_stmt): Ditto.
1372 (optimize_stmt): Don't defer updating stmts.
1374 2009-09-25 Dodji Seketeli <dodji@redhat.com>
1376 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
1377 generic_parameter_die, template_parameter_pack_die,
1378 gen_formal_parameter_die, gen_subprogram_die): Adjust after renaming
1379 DW_TAG_formal_parameter_pack and DW_TAG_template_parameter_pack into
1380 DW_TAG_GNU_formal_parameter_pack and DW_TAG_GNU_template_parameter_pack.
1382 2009-09-25 Anatoly Sokolov <aesok@post.ru>
1384 * config/v850/v850.h (FUNCTION_VALUE): Remove.
1385 * config/v850/v850.c (v850_function_value): New function.
1386 (TARGET_FUNCTION_VALUE): Define.
1388 2009-09-25 Jakub Jelinek <jakub@redhat.com>
1390 * tree-vect-stmts.c (vectorizable_call): Call
1391 mark_symbols_for_renaming after vect_finish_stmt_generation.
1393 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
1394 to loc_descriptor_from_tree.
1395 (add_location_or_const_value_attribute): Pass 0 instead of 2
1396 for decl_by_reference_p decls.
1398 2009-09-25 Richard Guenther <rguenther@suse.de>
1401 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
1404 2009-09-25 Ben Elliston <bje@au.ibm.com>
1406 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
1409 2009-09-25 Alan Modra <amodra@bigpond.net.au>
1411 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
1412 form of instruction.
1414 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1417 * fold-const.c (const_binop): Handle complex int division.
1418 * tree-complex.c (expand_complex_div_straight,
1419 expand_complex_div_wide): Update comments.
1421 2009-09-24 DJ Delorie <dj@redhat.com>
1424 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
1425 (reg_class): Likewise.
1426 (REG_CLASS_NAMES): Likewise.
1427 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
1429 * config/m32c/m32c.c (m32c_override_options): Disable -fivopts for
1432 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1434 * config/rs6000/predicates.md (indexed_or_indirect_operand):
1435 Delete VSX load/store with update support.
1436 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
1437 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
1441 (VStype_load_update): Ditto.
1442 (VStype_store_update): Ditto.
1443 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
1444 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
1446 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
1447 load/store with update builtins.
1449 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
1451 * libgcc2.c (L_trampoline): Prototype for getpagesize
1452 and mprotect in WINNT case.
1454 2009-09-24 Anatoly Sokolov <aesok@post.ru>
1456 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
1457 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
1458 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
1459 'outgoing' argument.
1460 (TARGET_FUNCTION_VALUE): Define.
1462 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
1464 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
1466 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
1469 * common.opt: Initialize dwarf_strict to -1.
1470 * toplev.c (process_options): Catch unset dwarf_strict
1471 and set to 0 for all targets not overriding.
1472 * config/darwin.c (darwin_override_options): Catch unset
1473 dwarf_strict and override to 1.
1475 2009-09-24 Jeff Law <law@redhat.com>
1477 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
1479 2009-09-24 Richard Guenther <rguenther@suse.de>
1481 PR tree-optimization/36143
1482 PR tree-optimization/38747
1483 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
1484 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
1486 2009-09-24 Jakub Jelinek <jakub@redhat.com>
1489 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
1490 return false instead of gcc_unreachable (). For CONST return the
1491 value returned by recursive call instead of always returning true.
1492 (tree_add_const_value_attribute): Return the value returned by
1493 add_const_value_attribute instead of always returning true if rtl
1496 2009-09-23 Justin Seyster <jrseys@gmail.com>
1498 * Makefile.in (PLUGIN_HEADERS): Include real.h.
1500 2009-09-24 Jakub Jelinek <jakub@redhat.com>
1502 * cgraphunit.c (cgraph_lower_function): Revert last change.
1503 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
1504 instead of DECL_NO_STATIC_CHAIN.
1505 * tree-cfg.c (verify_gimple_call): Likewise.
1506 * tree-nested.c (get_chain_decl, get_chain_field,
1507 convert_tramp_reference_op, convert_gimple_call): Likewise.
1508 (convert_all_function_calls): Likewise. Always set or clear
1509 DECL_STATIC_CHAIN initially, for !n->outer clear it.
1510 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
1511 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
1513 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
1514 DECL_NO_STATIC_CHAIN.
1515 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
1516 instead of DECL_NO_STATIC_CHAIN.
1517 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
1518 decl_function_context.
1519 * varasm.c (initializer_constant_valid_p): Likewise.
1520 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
1521 (DECL_STATIC_CHAIN): ... this.
1522 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
1523 instead of DECL_NO_STATIC_CHAIN.
1525 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
1526 Rafael Avila de Espindola <espindola@google.com>
1528 * gengtype.c (nb_plugin_files): Make it unsigned to match
1529 num_gt_files. Adjust other variables to avoid warnings.
1530 (main): Allocate an all zero lang_bitmap before each plugin file name
1531 to match regular file names.
1533 2009-09-23 Richard Henderson <rth@redhat.com>
1535 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
1536 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
1537 static chain passed in memory.
1538 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
1539 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
1540 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
1541 STATIC_CHAIN_REGNUM defined.
1543 * config/picochip/picochip-protos.h: s/class/klass/.
1544 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
1545 (picochip_static_chain): New.
1546 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
1547 (STATIC_CHAIN_INCOMING): Remove.
1549 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
1550 (xtensa_static_chain): New.
1551 * config/xtensa/xtensa.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
1553 2009-09-23 Anatoly Sokolov <aesok@post.ru>
1555 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
1556 * config/pa/pa-protos.h (function_value): Remove.
1557 * config/pa/pa.c (pa_function_value): Rename from function_value.
1558 Make static, add 'outgoing' argument.
1559 (TARGET_FUNCTION_VALUE): Define.
1561 2009-09-23 Anatoly Sokolov <aesok@post.ru>
1563 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
1564 instead of cfun->machine->is_leaf.
1565 * config/avr/avr.h (machine_function): Remove is_leaf field.
1567 2009-09-23 Jakub Jelinek <jakub@redhat.com>
1570 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
1571 DW_OP_piece after DW_OP_stack_value, adjust size calculations
1572 for it, when DW_OP_stack_value and DW_OP_implicit_value has
1573 the same size, prefer DW_OP_stack_value.
1574 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
1575 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
1577 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
1580 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
1582 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
1585 * cfgexpand.c (convert_debug_memory_address): New.
1586 (expand_debug_expr): Convert base address and offset to the same
1587 mode. Use it to convert addresses to other modes. Accept
1590 2009-09-23 Richard Guenther <rguenther@suse.de>
1592 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
1593 produced for bigendian targets with promoted subregs.
1595 2009-09-23 Richard Guenther <rguenther@suse.de>
1597 * value-prof.c (gimple_ic): Purge old EH edges only after building
1600 2009-09-23 Nick Clifton <nickc@redhat.com>
1602 * config/arc/arc.c (arc_trampoline_init): Fix typo.
1604 2009-09-23 Jakub Jelinek <jakub@redhat.com>
1607 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
1610 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
1611 on non-nested functions.
1613 2009-09-23 Jakub Jelinek <jakub@redhat.com>
1614 Jan Hubicka <jh@suse.cz>
1616 * dwarf2out.c (loc_list_plus_const): Only define if
1617 DWARF2_DEBUGGING_INFO.
1618 (address_of_int_loc_descriptor): Likewise.
1621 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
1623 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
1626 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
1627 constant is more than zero.
1629 2009-09-23 Alan Modra <amodra@bigpond.net.au>
1632 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
1633 call final to emit non-scheduled prologue, instead insert at entry.
1635 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
1636 Joseph S. Myers <joseph@codesourcery.com>
1638 * doc/install.texi (*-*-freebsd*): Add proper format codes.
1640 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
1641 Rafael Avila de Espindola <espindola@google.com>
1643 * gengtype.c (is_file_equal): New function.
1644 (close_output_files): Use is_file_equal. Free of->buf.
1646 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
1647 Rafael Avila de Espindola <espindola@google.com>
1649 * gengtype.c (write_types, write_local): Add the output_header
1650 argument. Update all callers.
1652 2009-09-22 Dodji Seketeli <dodji@redhat.com>
1654 * dwarf2out.c (template_parameter_pack_die,
1655 gen_formal_parameter_pack_die ): New functions.
1656 (make_ith_pack_parameter_name): Remove this function.
1657 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
1658 DW_TAG_formal_parameter_pack.
1659 (gen_generic_params_dies): Represent each template parameter pack
1660 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
1661 represented by usual DW_TAG_template_*_parameter DIEs that are
1662 children of the DW_TAG_template_parameter_pack element DIE.
1663 (generic_parameter_die): This doesn't deal with parameter pack
1664 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
1665 of parameter pack DIEs.
1666 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
1667 in certain cases, e.g. for pack elements.
1668 (gen_formal_types_die, gen_decl_die): Adjust usage of
1669 gen_formal_parameter_die.
1670 (gen_subprogram_die): Represent each function parameter pack by a
1671 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
1672 represented by usual DW_TAG_formal_parameter DIEs that are children
1673 of the DW_TAG_formal_parameter_pack DIE. Remove references to
1674 ____builtin_va_alist decls as no part of the compiler uses those
1676 * langhooks.h (struct lang_hooks_for_decls): Add
1677 function_parm_expanded_from_pack_p, get_generic_function_decl
1678 and function_parameter_pack_p hooks. Fix comment for
1679 get_innermost_generic_parms hook.
1680 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
1681 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
1682 macros and use them to initialize lang_hook.
1684 2009-09-22 Richard Henderson <rth@redhat.com>
1686 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
1687 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
1688 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
1689 on TRAMPOLINE_TEMPLATE.
1690 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
1691 TRAMPOLINE_ADJUST_ADDRESS.
1692 * targhooks.c (default_asm_trampoline_template): Remove.
1693 (default_trampoline_adjust_address): Remove.
1694 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
1695 * targhooks.h: Update decls.
1697 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
1699 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
1700 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
1701 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
1703 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
1706 * reload1.c (reload): Reset debug insns with pseudos without
1709 2009-09-22 Janis Johnson <janis187@us.ibm.com>
1711 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
1712 unconditional true for decimal float modes.
1713 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
1714 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
1716 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
1718 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
1719 Enable a new case for __FreeBSD__ >= 7.
1720 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
1721 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
1722 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
1723 and USE_LD_AS_NEEDED.
1725 * doc/install.texi (*-*-freebsd*): Update target information.
1727 2009-09-22 Richard Guenther <rguenther@suse.de>
1730 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
1731 arrays really properly.
1733 2009-09-22 Richard Henderson <rth@redhat.com>
1736 * target.h (struct gcc_target): Add asm_out.trampoline_template,
1737 calls.static_chain, calls.trampoline_init,
1738 calls.trampoline_adjust_address.
1739 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
1740 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
1741 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
1742 * builtins.c (expand_builtin_setjmp_receiver): Use
1743 targetm.calls.static_chain; only clobber registers.
1744 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
1745 set up memory attributes properly for the trampoline block.
1746 (expand_builtin_adjust_trampoline): Use
1747 targetm.calls.trampoline_adjust_address.
1748 * calls.c (prepare_call_address): Add fndecl argument. Use
1749 targetm.calls.static_chain.
1750 * df-scan.c (df_need_static_chain_reg): Remove.
1751 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
1752 consolodate static chain handling.
1753 * doc/tm.texi: Document new hooks.
1754 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
1755 (init_emit_regs): Don't initialize them.
1756 * expr.h (prepare_call_address): Update decl.
1757 * final.c (profile_function): Use targetm.calls.static_chain.
1758 * function.c (expand_function_start): Likewise.
1759 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
1760 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
1761 only clobber registers.
1762 * targhooks.c (default_static_chain): New.
1763 (default_asm_trampoline_template, default_trampoline_init): New.
1764 (default_trampoline_adjust_address): New.
1765 * targhooks.h: Declare them.
1766 * varasm.c (assemble_trampoline_template): Use
1767 targetm.asm_out.trampoline_template. Make the memory block const
1770 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
1771 alpha_initialize_trampoline. Make static. Merge VMS parameter
1772 differences into the TARGET_ABI_OPEN_VMS code block.
1773 (TARGET_TRAMPOLINE_INIT): New.
1774 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
1775 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
1776 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
1777 (INITIALIZE_TRAMPOLINE): Remove.
1779 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
1780 (TRAMPOLINE_TEMPLATE): Merge with ...
1781 (INITIALIZE_TRAMPOLINE): ... this and move ...
1782 * config/arc/arc.c (arc_trampoline_init): ... here.
1783 (TARGET_TRAMPOLINE_INIT): New.
1785 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
1786 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
1787 (arm_asm_trampoline_template): New.
1788 (arm_trampoline_init, arm_trampoline_adjust_address): New.
1789 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
1790 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
1791 code to arm_asm_trampoline_template.
1792 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
1793 arm_trampoline_adjust_address.
1794 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
1795 adjust for target hook parameters.
1797 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
1800 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
1801 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
1802 (bfin_trampoline_init): Rename from initialize_trampoline;
1803 make static; update for target hook parameters.
1804 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
1805 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
1806 bfin_asm_trampoline_template.
1807 (INITIALIZE_TRAMPOLINE): Remove.
1809 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
1810 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
1811 cris_trampoline_init): New.
1812 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
1813 cris_asm_trampoline_template.
1814 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
1815 adjust for target hook parameters.
1817 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
1819 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
1820 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
1821 fr30_trampoline_init): New.
1822 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
1823 fr30_asm_trampoline_template.
1824 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
1825 adjust for target hook parameters.
1827 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
1828 (frv_trampoline_init): Rename from frv_initialize_trampoline;
1829 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
1830 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
1831 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
1833 * config/h8300/h8300.c (h8300_trampoline_init): New.
1834 (TARGET_TRAMPOLINE_INIT): New.
1835 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
1836 to h8300_trampoline_init and adjust for hook parameters.
1838 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
1839 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
1840 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
1841 make static; adjust for hook parameters.
1842 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
1844 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
1845 (TARGET_TRAMPOLINE_INIT): New.
1846 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
1847 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
1848 iq2000_asm_trampoline_template.
1849 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
1850 (TRAMPOLINE_CODE_SIZE): New.
1851 (TRAMPOLINE_SIZE): Use it.
1852 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
1854 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
1855 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
1856 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
1857 adjust for hook parameters.
1858 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
1860 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
1861 (m32r_trampoline_init): New.
1862 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
1863 m32r_trampoline_init.
1865 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
1866 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
1867 make static; update for hook parameters.
1868 * config/m68hc11/m68hc11-protos.h: Update.
1869 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
1871 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
1872 (TARGET_TRAMPOLINE_INIT): New.
1873 (mcore_function_value): Fix typo.
1874 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
1875 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
1876 to mcore_asm_trampoline_template.
1877 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
1879 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
1880 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
1881 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
1882 update for hook parameters.
1883 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
1885 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
1886 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
1887 mips_trampoline_init): New.
1888 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
1889 mips_asm_trampoline_template.
1890 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
1891 update for hook parameters.
1893 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
1894 (TARGET_TRAMPOLINE_INIT): New.
1895 (mmix_trampoline_size): Remove.
1896 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
1897 make static. Remove out-of-date tetra vs octa comment.
1898 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
1899 make static; update for hook parameters.
1900 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
1901 (INITIALIZE_TRAMPOLINE): Remove.
1902 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
1903 (TRAMPOLINE_ALIGNMENT): New.
1904 * gcc/config/mmix/mmix-protos.h: Update.
1906 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
1907 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
1908 mn10300_trampoline_init): New.
1909 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
1910 mn10300_asm_trampoline_template.
1911 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
1913 * config/moxie/moxie.c (moxie_static_chain,
1914 moxie_asm_trampoline_template, moxie_trampoline_init,
1915 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
1916 TARGET_TRAMPOLINE_INIT): New.
1917 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
1918 moxie_trampoline_init.
1919 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
1920 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
1922 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
1923 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
1924 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
1925 pa_trampoline_adjust_address): New.
1926 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
1927 pa_asm_trampoline_template.
1928 (TRAMPOLINE_ALIGNMENT): New.
1929 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
1930 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
1931 adjust for hook parameters.
1932 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
1934 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
1935 (TARGET_TRAMPOLINE_INIT): New.
1936 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
1937 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
1939 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
1941 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
1942 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
1943 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
1944 make static; adjust parameters for the hook.
1945 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
1947 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
1948 s390_trampoline_template; make static.
1949 (s390_trampoline_init): Rename from s390_initialize_trampoline;
1950 make static; adjust for target hook.
1951 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
1952 * config/s390/s390-protos.h: Remove trampoline decls.
1953 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
1954 (TRAMPOLINE_TEMPLATE): Remove.
1955 (TRAMPOLINE_ALIGNMENT): New.
1957 * config/score/score-protos.h (score_initialize_trampoline): Remove.
1958 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
1959 (TARGET_TRAMPOLINE_INIT): New.
1960 (score_asm_trampoline_template): New.
1961 (score_trampoline_init): Rename from score_initialize_trampoline;
1962 make static; adjust for hook parameters.
1963 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
1964 score[37]_asm_trampoline_template.
1965 (INITIALIZE_TRAMPOLINE): Remove.
1966 * config/score/score3.c (score3_asm_trampoline_template): New.
1967 (score3_trampoline_init): Rename from score3_initialize_trampoline;
1968 adjust for target hook.
1969 * config/score/score7.c (score7_asm_trampoline_template): New.
1970 (score7_trampoline_init): Rename from score7_initialize_trampoline;
1971 adjust for target hook.
1972 * config/score/score3.h, config/score/score7.h: Update.
1974 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
1975 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
1976 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
1977 (sh_trampoline_init): Rename from sh_initialize_trampoline;
1978 make static; adjust for target hook parameters.
1979 (sh_trampoline_adjust_address): New.
1980 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
1981 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
1983 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
1984 (sparc32_initialize_trampoline): Rename from
1985 sparc_initialize_trampoline; make static; replace tramp parameter
1986 with m_tramp and update memory accesses.
1987 (sparc64_initialize_trampoline): Similarly.
1988 (sparc_trampoline_init): New.
1989 * config/sparc/sparc-protos.h: Remove trampoline decls.
1990 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
1991 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
1993 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
1994 (array_to_constant): Make ARR parameter const.
1995 (spu_trampoline_init): Rename from spu_initialize_trampoline;
1996 make static; update for hook parameters.
1997 * config/spu/spu-protos.h: Update decls.
1998 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
2000 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
2001 from xstormy16_initialize_trampoline; make static; update for
2003 (TARGET_TRAMPOLINE_INIT): New.
2004 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
2006 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2007 (TARGET_TRAMPOLINE_INIT): New.
2008 (v850_can_eliminate): Make static.
2009 (v850_asm_trampoline_template, v850_trampoline_init): New.
2010 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
2011 v850_asm_trampoline_template.
2012 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
2013 and adjust for target hook parameters.
2015 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2016 (TARGET_TRAMPOLINE_INIT): New.
2017 (vax_asm_trampoline_template, vax_trampoline_init): New.
2018 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
2019 vax_asm_trampoline_template.
2020 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
2022 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2023 (TARGET_TRAMPOLINE_INIT): New.
2024 (xtensa_asm_trampoline_template): Rename from
2025 xtensa_trampoline_template; make static.
2026 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
2027 make static; update for hook parameters.
2028 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
2029 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
2030 (INITIALIZE_TRAMPOLINE): Remove.
2032 * config/i386/i386.c (ix86_function_regparm): Do not issue an
2033 error for nested functions with regparm=3.
2034 (ix86_compute_frame_layout): Adjust frame pointer offset for
2035 ix86_static_chain_on_stack.
2036 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
2037 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
2038 don't reset to UNITS_PER_WORD.
2039 (ix86_emit_leave): Adjust ix86_cfa_state.
2040 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
2041 (ix86_static_chain): New.
2042 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
2043 make static; update for target hook parameters; use ix86_static_chain.
2044 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
2045 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
2046 (INITIALIZE_TRAMPOLINE): Remove.
2047 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
2048 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
2049 to the end. Add static_chain_on_stack.
2050 (ix86_static_chain_on_stack): New.
2052 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
2053 (m68k_output_mi_thunk): Don't use static_chain_rtx.
2054 (m68k_trampoline_init): New.
2055 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
2056 m68k_trampoline_init and adjust for hook parameters.
2057 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
2058 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
2060 2009-09-22 Jakub Jelinek <jakub@redhat.com>
2062 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
2063 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
2065 * reload1.c (reload): Call wrap_constant when substituting
2066 reg for equiv inside of DEBUG_INSNs.
2069 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
2070 add_call_src_coords_attributes, add_high_low_attributes,
2071 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
2072 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
2073 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
2074 when -gdwarf-2 -gstrict-dwarf.
2075 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
2076 -gdwarf-[23] -gstrict-dwarf.
2077 (address_of_int_loc_descriptor, loc_descriptor,
2078 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
2079 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
2080 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
2082 2009-09-22 Richard Guenther <rguenther@suse.de>
2084 PR tree-optimization/41428
2085 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
2086 (ccp_finalize): Pass it to substitute_and_fold.
2088 2009-09-22 Richard Guenther <rguenther@suse.de>
2090 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
2091 (substitute_and_fold): Adjust prototype.
2092 * tree-vrp.c (vrp_evaluate_conditional): Make static.
2093 (simplify_stmt_using_ranges): Likewise.
2094 (fold_predicate_in): Move here from tree-ssa-propagate.c.
2095 (vrp_fold_stmt): New function.
2096 (vrp_finalize): Pass it to substitute_and_fold.
2097 * tree-flow.h (vrp_evaluate_conditional): Remove.
2098 (simplify_stmt_using_ranges): Likewise.
2099 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
2100 * tree-ssa-copy.c (fini_copy_prop): Likewise.
2101 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
2103 (fold_predicate_in): Move to tree-vrp.c.
2104 (substitute_and_fold): Use the callback instead of calling into
2105 tree-vrp.c functions directly.
2107 2009-09-22 Jakub Jelinek <jakub@redhat.com>
2109 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
2110 comparison warning on rs6000.
2113 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
2114 GIMPLE_EH_MUST_NOT_THROW cleanup.
2115 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
2117 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
2120 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
2121 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
2122 LIB_SPEC for darwin10 and later since it always uses the unwinder in
2123 libSystem which is derived from the gcc 4.2.1 unwinder.
2125 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2128 * varasm.c (default_encode_section_info): Copy TLS model into
2129 sym_ref flags regardless of backend support for TLS, for all
2130 model types except TLS_MODEL_EMULATED.
2132 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2135 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
2136 we can handle it correctly.
2138 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
2140 * doc/install.texi (os2): Remove section.
2142 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
2144 * doc/standards.texi (Objective-C): Adjust two URLs.
2146 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
2148 * tree-tailcall.c (process_assignment): Don't check if a
2149 multiplication or an addition are already present.
2150 (find_tail_calls): Combine multiple additions and multiplications.
2151 (adjust_accumulator_values): Emit accumulators.
2153 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
2155 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
2156 xmm register restore.
2158 2009-09-21 Jan Hubicka <jh@suse.cz>
2160 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
2161 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
2164 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
2166 * stor-layout.c (layout_type): Remove obsolete code.
2168 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
2171 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
2173 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2176 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
2177 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
2178 (fold_builtin_2, do_mpc_arg1): Update accordingly.
2179 * fold-const.c (const_binop): Likewise.
2180 * real.h (do_mpc_arg2): Update prototype.
2182 2009-09-20 Jan Hubicka <jh@suse.cz>
2184 * dwarf2out.c (add_const_value_attribute): Return true if successful.
2185 (add_location_or_const_value_attribute): Rewrite using
2187 (tree_add_const_value_attribute): Return true if successful.
2188 (tree_add_const_value_attribute_for_decl): Likewise.
2190 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
2191 (loc_descriptor): ... here;
2192 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2193 (cst_pool_loc_descr): Break out from ...; do not reffer constant
2194 pool items that was not marked for output.
2195 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
2196 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2197 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2198 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
2199 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
2200 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
2201 DW_OP_stack_value to get address of items that are not available
2203 (dw_loc_list): Handle single element lists correctly.
2205 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
2206 Pascal Obry <obry@adacore.com>
2208 * unwind-dw2-fde.c (classify_object_over_fdes):
2209 Cast the constant 1 to _Unwind_Ptr.
2210 (add_fdes): Likewise.
2211 (linear_search_fdes): Likewise.
2213 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
2215 * stor-layout.c (set_sizetype): Avoid useless type copy.
2217 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
2219 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
2221 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
2222 * configure, config.in: Regenerate.
2223 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
2225 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
2226 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
2227 for global data if the output could be used in a shared library.
2228 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
2229 to 0 if TARGET_WRITABLE_EH_FRAME.
2231 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
2233 PR rtl-optimization/39886
2234 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
2235 just when insn is equal to BB_END (bb).
2237 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
2239 * config/mips/mips.opt (mrelax-pic-calls): New option.
2240 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
2242 (mips_unspec_call): Change "unspec_call" expander into this.
2243 (mips_strip_unspec_call): New function.
2244 (mips_got_load): Call mips_unspec_call instead of
2245 gen_unspec_call<mode>.
2246 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
2248 (mips_cfg_in_reorg): New function.
2249 (mips16_lay_out_constants): Use it to decide whether to call
2250 CFG-aware insn splitting.
2251 (r10k_insert_cache_barriers): Move CFG set-up code from here to
2252 mips_reorg. Move DF set-up code from here ...
2253 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
2255 (mips_reorg): Call mips_df_reorg instead of
2256 r10k_insert_cache_barriers. Move CFG set-up code here from
2257 r10k_insert_cache_barriers.
2258 (mips_call_expr_from_insn): New function.
2259 (mips_pic_call_symbol_from_set): Likewise.
2260 (mips_find_pic_call_symbol): Likewise.
2261 (mips_annotate_pic_call_expr): Likewise.
2262 (mips_get_pic_call_symbol): Likewise.
2263 (mips_annotate_pic_calls): Likewise.
2264 (mips_override_options): Disable -mrelax-pic-calls unless PIC
2266 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
2267 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
2268 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
2270 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
2271 (unspec_call<mode>): Remove it.
2272 (sibcall_internal, sibcall_value_internal,
2273 sibcall_value_multiple_internal, call_internal, call_split,
2274 call_value_internal, call_value_split,
2275 call_value_multiple_internal, call_value_multiple_split): Pass
2276 SIZE_OPNO to MIPS_CALL.
2277 (call_internal_direct, call_direct_split,
2278 call_value_internal_direct, call_value_direct_split): Pass -1 as
2279 SIZE_OPNO to MIPS_CALL.
2280 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
2281 * configure: Regenerate.
2282 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
2283 and -mno-relax-pic-calls.
2284 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
2286 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2289 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
2290 in the directory this rule is called from, rather than the
2291 toplevel 'gcc' directory, to fix in-tree build.
2293 2009-09-19 Chris Demetriou <cgd@google.com>
2295 PR preprocessor/28435:
2296 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
2297 to cpplib that the preprocessor output is needed.
2299 2009-09-19 Jakub Jelinek <jakub@redhat.com>
2301 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
2302 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
2303 *return_and_restore_fpregs_<mode>,
2304 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
2307 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
2308 instead of assuming it has always a REG inside of it.
2310 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
2312 * config/freebsd.h: Update comment on types.
2313 (WINT_TYPE): Define.
2315 2009-09-18 Jason Merrill <jason@redhat.com>
2317 * c.opt: Add -fno-deduce-init-list.
2319 2009-09-18 Neil Vachharajani <nvachhar@google.com>
2321 * value-prof.c (interesting_stringop_to_profile_p): Added output
2322 argument to indicate which parameter is the size parameter.
2323 * value-prof.c (gimple_stringop_fixed_value): Use
2324 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
2325 * value-prof.c (gimple_stringops_transform): Update call sites to
2326 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
2328 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
2331 From David Binderman <dcb314@hotmail.com>:
2332 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
2333 local variable f. Remove stale comments.
2334 (ix86_compute_frame_layout): Remove useless local variable total_size.
2335 Remove #if 0'd code.
2336 (legitimate_address_p): Remove useless local variables
2337 reason_rtx and reason.
2338 (ix86_split_copysign_const): Remove useless local variable op1.
2339 (scale_counter): Remove useless local variable piece_size_mask.
2341 2009-09-18 Jakub Jelinek <jakub@redhat.com>
2343 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
2346 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
2349 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
2351 2009-09-17 Jakub Jelinek <jakub@redhat.com>
2353 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
2356 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
2358 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
2359 DW_OP_implicit_value even without dwarf_version 4.
2361 2009-09-17 Jan Hubicka <jh@suse.cz>
2363 * dwarf2out.c: Include tree-pass.h and gimple.h.
2364 (loc_list_plus_const): New function.
2365 (loc_descriptor_from_tree_1): Rename to ...
2366 (loc_descriptor_from_tree): ... remove original.
2367 (loc_list_from_tree): New function.
2368 (add_AT_location_description): Accept location list.
2369 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
2370 (concatn_mem_loc_descriptor): Remove.
2371 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
2373 (secname_for_decl): Move up.
2374 (hidden_reference_p): New function; break out from ...
2375 (loc_by_refernece): ... here; move up.
2376 (dw_loc_list): New function.
2377 (single_element_loc_list): New function.
2378 (single_element_loc_list_p): New function.
2379 (add_loc_descr_to_each): New function.
2380 (add_loc_list): New function.
2381 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
2382 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
2383 add diagnostics why expansion failed.
2384 (add_location_or_const_value_attribute): Support location lists.
2385 (add_bound_info): Likewise.
2386 (descr_info_loc): Update call of loc_descriptor_from_tree.
2387 (gen_variable_die): Work on location lists.
2388 * final.c (pass_final): Add dump file.
2389 * Makefile.in (dwarf2out.o): Add new dependencies.
2391 2009-09-17 Janis Johnson <janis187@us.ibm.com>
2394 * real.c decimal_from_integer, decimal_integer_string): New.
2395 (real_from_integer): Use them as special case for decimal float.
2396 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
2397 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
2398 Do not append zero after the decimal point in string to convert.
2400 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
2402 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
2403 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
2405 2009-09-17 Martin Jambor <mjambor@suse.cz>
2407 * common.opt (fipa-sra): New switch.
2408 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
2409 * timevar.def (TV_IPA_SRA): New timevar.
2410 * params.def (ipa-sra-ptr-growth-factor): New parameter.
2411 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
2412 * tree-sra.c: Include cgraph.c.
2413 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
2414 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
2415 and grp_not_necessarilly_dereferenced.
2416 (func_param_count): New variable.
2417 (encountered_apply_args): New variable.
2418 (bb_dereferences): New variable.
2419 (final_bbs): New variable.
2420 (no_accesses_representant): New variable.
2421 (no_accesses_p): New function.
2422 (dump_access): Dump the new fields.
2423 (sra_initialize): Set encountered_apply_args to false.
2424 (get_ssa_base_param): New function.
2425 (mark_parm_dereference): New function.
2426 (create_access): Caring for INIDRECT_REFs and different handling of
2427 varialble length accesses in early IPA SRA. Store the stmt - a new
2428 parameter - to the new access.
2429 (build_access_from_expr_1): New parameter stmt, passed to
2430 create_access. Handle INDIRECT_REFs.
2431 (build_access_from_expr): Pass the current statement to
2432 build_access_from_expr_1.
2433 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
2435 (build_accesses_from_assign): Pass the current statement to
2436 build_access_from_expr_1. Do not create assign links in IPA-SRA.
2437 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
2438 final_bbs when necessary. Check for calls to __builtin_apply_args.
2439 Fixup EH info if anythng was changed.
2440 (is_unused_scalar_param): New function.
2441 (ptr_parm_has_direct_uses): New function.
2442 (find_param_candidates): New function.
2443 (mark_maybe_modified): New function.
2444 (analyze_modified_params): New function.
2445 (propagate_dereference_distances): New function.
2446 (dump_dereferences_table): New function.
2447 (analyze_caller_dereference_legality): New function.
2448 (unmodified_by_ref_scalar_representative): New function.
2449 (splice_param_accesses): New function.
2450 (decide_one_param_reduction): New function.
2451 (enum ipa_splicing_result): New type.
2452 (splice_all_param_accesses): New function.
2453 (get_param_index): New function.
2454 (turn_representatives_into_adjustments): New function.
2455 (analyze_all_param_acesses): New function.
2456 (get_replaced_param_substitute): New function.
2457 (get_adjustment_for_base): New function.
2458 (replace_removed_params_ssa_names): New function.
2459 (sra_ipa_reset_debug_stmts): New function.
2460 (sra_ipa_modify_expr): New function.
2461 (sra_ipa_modify_assign): New function.
2462 (convert_callers): New function.
2463 (modify_function): New function.
2464 (ipa_sra_preliminary_function_checks): New function.
2465 (ipa_early_sra): New function.
2466 (ipa_early_sra_gate): New function.
2467 (pass_early_ipa_sra): New variable.
2468 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
2470 2009-09-17 Michael Matz <matz@suse.de>
2473 * tree.c (build_type_attribute_qual_variant): Export.
2474 * tree.h (build_type_attribute_qual_variant): Declare.
2475 * tree-inline.c (remap_type_1): Use it to build variants with
2476 the original qualifiers and attributes.
2478 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2480 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
2481 without a fallthrough edge.
2483 2009-09-16 DJ Delorie <dj@redhat.com>
2485 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
2486 chip and ignore the "fast_interrupt" attribute if so.
2488 2009-09-16 Richard Henderson <rth@redhat.com>
2491 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
2494 2009-09-16 Richard Henderson <rth@redhat.com>
2497 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
2498 is set only if DECL_NO_STATIC_CHAIN is unset.
2499 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
2500 (FOR_EACH_NEST_INFO): New.
2501 (walk_all_functions): Use it.
2502 (finalize_nesting_tree): Likewise.
2503 (unnest_nesting_tree): Likewise.
2504 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
2505 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
2506 (convert_gimple_call): Early out if gimple_call_chain already set.
2507 (convert_all_function_calls): Iterate until no new functions
2508 require a static chain.
2509 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
2510 when building a trampoline. Use dump_function_to_file instead
2512 (lower_nested_functions): Open dump_file. Validate that decls
2513 that have DECL_NO_STATIC_CHAIN from the front end don't have that
2514 bit reset by this pass.
2516 2009-09-16 Michael Matz <matz@suse.de>
2519 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
2520 shorten decl_common_unused.
2521 (DECL_RESTRICTED_P): New accessor.
2522 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
2523 to disambiguate marked decls and restrict pointers.
2525 2009-09-16 Richard Henderson <rth@redhat.com>
2528 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
2530 2009-09-16 Jakub Jelinek <jakub@redhat.com>
2532 * integrate.c (set_block_abstract_flags): Call
2533 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
2535 2009-09-16 Richard Guenther <rguenther@suse.de>
2538 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
2541 2009-09-16 DJ Delorie <dj@redhat.com>
2542 Kaz Kojima <kkojima@gcc.gnu.org>
2544 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
2545 (sh_expand_prologue): Update calls to output_stack_adjust.
2546 (sh_expand_epilogue): Likewise.
2548 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
2551 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
2552 trying to limit the extent of searches in the insn stream.
2554 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
2555 Jakub Jelinek <jakub@redhat.com>
2559 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
2561 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
2562 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
2563 (rs6000_savres_strategy): Always save FP registers inline if the
2564 target doesn't support hardware double-precision. Set the above
2565 bits in return value when needed.
2566 (rs6000_savres_routine_sym): Fix computation for cache selector.
2567 Mark the generated symbol as a function. Rename exitp argument to
2568 lr. Move code for determining the name of the symbol...
2569 (rs6000_savres_routine_name): ...here. New function. Add cases for
2570 getting the names right on AIX and 64-bit Linux.
2571 (savres_routine_name): New variable.
2572 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
2573 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
2574 on what the target routine uses as a base register. If savep && lr
2575 describe saving of r0 into memory slot.
2576 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
2577 line calls for AIX ABI.
2578 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
2579 determine FP save/restore functions.
2580 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
2581 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
2583 (rs6000_emit_epilogue): Adjust computation of restore_lr.
2584 Duplicate restoration of LR and execute the appropriate one
2585 depending on whether GPRs are being restored inline. Set r11 from
2586 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
2587 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
2588 Fix out of line calls for AIX ABI.
2589 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
2591 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
2593 (*restore_gpregs_spe): Likewise.
2594 (*return_and_restore_gpregs_spe): Likewise.
2595 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
2596 Define to empty string unconditionally.
2597 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
2598 Define to empty string unconditionally.
2599 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
2602 2009-09-15 Jan Hubicka <jh@suse.cz>
2604 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
2605 * params.def (inline-insns-auto): Likewise.
2607 2009-09-15 Martin Jambor <mjambor@suse.cz>
2609 * ipa-inline.c (estimate_function_body_sizes): Dump info about
2610 individual statements only at TDF_DETAILS dump level. Format
2611 source for 80 characters per line.
2613 2009-09-15 Christian Bruel <christian.bruel@st.com>
2615 * regrename.c (do_replace): Update REG_DEAD notes.
2617 2009-09-15 Revital Eres <eres@il.ibm.com>
2619 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
2620 * targhooks.c (default_builtin_support_vector_misalignment):
2621 New builtin function.
2622 * targhooks.h (default_builtin_support_vector_misalignment):
2624 * target.h (builtin_support_vector_misalignment):
2625 New field in struct gcc_target.
2626 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
2627 new builtin function.
2628 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
2630 * config/rs6000/rs6000.c
2631 (rs6000_builtin_support_vector_misalignment): New function.
2632 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
2634 2009-09-15 Jie Zhang <jie.zhang@analog.com>
2636 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
2638 (bfin_optimize_loop): Likewise.
2639 (bfin_gen_bundles): Likewise.
2640 (workaround_speculation): Likewise.
2641 (find_load): Return NULL_RTX for debug_insn.
2643 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
2645 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
2648 2009-09-14 DJ Delorie <dj@redhat.com>
2650 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
2651 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
2654 2009-09-14 Richard Henderson <rth@redhat.com>
2655 Jakub Jelinek <jakub@redhat.com>
2657 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
2658 * cfgbuild.c (make_edges): Handle asm goto.
2659 * cfglayout.c (fixup_reorder_chain): Likewise.
2660 * cfgrtl.c (patch_jump_insn): Likewise.
2661 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
2662 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
2663 (gimple_build_asm_vec): Add and use labels parameter.
2664 (gimple_build_asm): Remove.
2665 (walk_gimple_asm): Walk labels too.
2666 * gimple.def (GIMPLE_ASM): Update docs.
2667 * gimple.h: Update decls.
2668 (struct gimple_statement_asm): Change nc to use unsigned char;
2670 (gimple_asm_nlabels): New.
2671 (gimple_asm_label_op, gimple_asm_set_label_op): New.
2672 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
2673 into gimple_build_asm_vec.
2674 * jump.c (mark_jump_label_asm): New.
2675 (mark_jump_label): Use it.
2676 (redirect_jump_1): Handle asm goto.
2677 (invert_jump_1): Soft fail if X is null.
2678 * recog.c (extract_asm_operands): New.
2679 (asm_noperands): Use it; handle asm labels.
2680 (decode_asm_operands): Use extract_asm_operands.
2681 (asm_operand_ok): Properly handle empty string.
2682 * reg-stack.c (get_asm_operands_in_out): Rename from
2683 get_asm_operand_n_inputs; use extract_asm_operands; return both
2684 inputs and outputs by reference; update all callers.
2685 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
2686 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
2687 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
2688 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
2689 (extract_asm_operands): Declare.
2690 * stmt.c (expand_asm_operands): Add and use labels parameter.
2691 (check_unique_operand_names): Likewise.
2692 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
2693 (expand_asm_stmt): Handle asm labels.
2694 * tree-cfg.c (make_gimple_asm_edges): New.
2695 (make_edges): Use it.
2696 (cleanup_dead_labels): Handle asm labels.
2697 (is_ctrl_altering_stmt): Likewise.
2698 (gimple_redirect_edge_and_branch): Likewise.
2699 * tree.def (ASM_EXPR): Add 5th operand.
2700 * tree.h (ASM_LABELS): New.
2701 (resolve_asm_operand_names): Update decl.
2703 * c-parser.c (c_parser_asm_statement): Parse asm goto.
2704 (c_parser_asm_goto_operands): New.
2705 * c-tree.h (build_asm_expr): Update decl.
2706 * c-typeck.c (build_asm_expr): Add and use labels parameter.
2707 * doc/extend.texi: Document asm goto.
2709 2009-09-14 Richard Henderson <rth@redhat.com>
2711 * except.h: Update declarations.
2712 (struct pointer_map_t): Forward declare.
2713 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
2714 (struct eh_landing_pad_d, eh_landing_pad): New.
2715 (struct eh_catch_d, eh_catch): New.
2716 (struct eh_region_d): Remove next_region_sharing_label, aka,
2717 label, tree_label, landing_pad, post_landing_pad, resume,
2718 may_contain_throw. Rename region_number to index. Remove
2719 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
2720 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
2721 (VEC(eh_landing_pad,gc)): New.
2722 (struct eh_status): Remove last_region_number. Add lp_array,
2723 throw_stmt_table, ttype_data, ehspec_data.
2724 (ehr_next, FOR_ALL_EH_REGION_AT): New.
2725 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
2726 * except.c (lang_protect_cleanup_actions): Return tree.
2727 (struct ehl_map_entry): Remove.
2728 (init_eh_for_function): Push zero entries for region and lp_array.
2729 (gen_eh_region): Add to region_array immediately.
2730 (gen_eh_region_catch): Operate on eh_catch objects.
2731 (gen_eh_landing_pad): New.
2732 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
2733 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
2734 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
2735 (get_eh_landing_pad_from_number_fn): New.
2736 (get_eh_landing_pad_from_number): New.
2737 (get_eh_region_from_lp_number_fn): New.
2738 (get_eh_region_from_lp_number): New.
2739 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
2740 (get_exception_pointer, get_exception_filter): Remove.
2741 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
2742 (current_function_has_exception_handlers): Simplify.
2743 (bring_to_root, eh_region_replaceable_by_p): Remove.
2744 (replace_region, hash_type_list, hash_eh_region): Remove.
2745 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
2746 (label_to_region_map, num_eh_regions): Remove.
2747 (get_next_region_sharing_label, must_not_throw_labels): Remove.
2748 (find_exception_handler_labels): Remove.
2749 (duplicate_eh_regions_0, find_prev_try): Remove.
2750 (struct duplicate_eh_regions_data): New.
2751 (duplicate_eh_regions_1): Rewrite.
2752 (duplicate_eh_regions): Return a pointer map instead of an
2754 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
2755 (redirect_eh_edge_to_label): Remove.
2756 (eh_region_outermost): Rewrite using eh_region pointers
2757 instead of integers.
2758 (add_ttypes_entry): Update for ttype_data move to eh_status.
2759 (add_ehspec_entry): Rewrite with VEC instead of varray.
2760 (assign_filter_values): Likewise. Export.
2761 (build_post_landing_pads, connect_post_landing_pads): Remove.
2762 (dw2_build_landing_pads): Rewrite to use lp_array.
2763 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
2764 (sjlj_assign_call_site_values): Rewrite to use lp_array.
2765 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
2766 (sjlj_mark_call_sites): Update for landing pad numbers.
2767 (finish_eh_generation): Rewrite.
2768 (gate_handle_eh): Do nothing for no eh tree.
2769 (pass_rtl_eh): Move up near finish_eh_generation.
2770 (remove_eh_landing_pad): New.
2771 (remove_eh_handler): Export.
2772 (remove_eh_region, remove_eh_handler_and_replace): Remove.
2773 (for_each_eh_label): Rewrite to use lp_array.
2774 (make_reg_eh_region_note): New.
2775 (make_reg_eh_region_note_nothrow_nononlocal): New.
2776 (insn_could_throw_p): New.
2777 (copy_reg_eh_region_note_forward): New.
2778 (copy_reg_eh_region_note_backward): New.
2779 (check_handled, add_reachable_handler): Remove.
2780 (reachable_next_level, foreach_reachable_handler): Remove.
2781 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
2782 (get_eh_region_and_lp_from_rtx): New.
2783 (get_eh_region_from_rtx): New.
2784 (can_throw_internal_1, can_throw_external_1): Remove.
2785 (can_throw_internal): Use get_eh_region_from_rtx.
2786 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
2787 (insn_nothrow_p, can_nonlocal_goto): New.
2788 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
2789 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
2790 (add_action_record): Use VEC not varray.
2791 (collect_one_action_chain): Update for eh_region changes.
2792 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
2793 Use get_eh_region_and_lp_from_rtx.
2794 (gate_convert_to_eh_region_ranges): New.
2795 (pass_convert_to_eh_region_ranges): Use it.
2796 (push_uleb128, push_sleb128): Use VEC not varray.
2797 (output_one_function_exception_table): Likewise.
2798 (dump_eh_tree): Update for eh_region changes.
2799 (verify_eh_tree): Likewise.
2800 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
2801 * tree-eh.c: Include target.h.
2802 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
2803 Don't disallow GIMPLE_RESX; adjust argument check.
2804 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
2805 (record_stmt_eh_region): Update for landing pad numbers;
2806 generate a landing pad if necessary.
2807 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
2808 (remove_stmt_from_eh_lp_fn): Similarly.
2809 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
2810 Update for lp numbers; don't special case missing throw_stmt_table.
2811 (lookup_expr_eh_lp): Similarly.
2812 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
2813 (eh_seq, eh_region_may_contain_throw): New.
2814 (struct leh_state): Add ehp_region.
2815 (struct leh_tf_state): Remove eh_label.
2816 (emit_post_landing_pad): New.
2817 (emit_resx, emit_eh_dispatch): New.
2818 (note_eh_region_may_contain_throw): New.
2819 (frob_into_branch_around): Take eh_region not eh label;
2820 emit eh code into eh_seq.
2821 (honor_protect_cleanup_actions): Early exit for no actions. Don't
2822 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
2823 lower_eh_must_not_throw. Emit code to eh_seq.
2824 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
2825 (lower_try_finally_onedest): Likewise.
2826 (lower_try_finally_copy): Likewise.
2827 (lower_try_finally_switch): Likewise.
2828 (lower_try_finally): Initialize ehp_region.
2829 (lower_catch): Update for eh_catch objects.
2830 (lower_eh_filter): Don't handle must_not_throw.
2831 (lower_eh_must_not_throw): New.
2832 (lower_cleanup): Don't set eh_label.
2833 (lower_eh_constructs_2): Resolve eh builtins.
2834 Handle GIMPLE_EH_MUST_NOT_THROW.
2835 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
2836 Add eh_seq to the end of the function body.
2837 (make_eh_dispatch_edges): New.
2838 (make_eh_edge): Remove.
2839 (make_eh_edges): Simplify for landing pads.
2840 (redirect_eh_edge_1): New.
2841 (redirect_eh_edge): Use it.
2842 (redirect_eh_dispatch_edge): New.
2843 (stmt_could_throw_p): Use a switch. Allow RESX.
2844 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
2845 (stmt_can_throw_internal): Likewise.
2846 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
2847 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
2848 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
2849 (gate_refactor_eh): New.
2850 (pass_refactor_eh): Use it.
2851 (lower_resx, execute_lower_resx, pass_lower_resx): New.
2852 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
2853 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
2854 (remove_unreachable_handlers): Rename from
2855 tree_remove_unreachable_handlers; rewrite for landing pads;
2856 call remove_eh_handler directly.
2857 (remove_unreachable_handlers_no_lp): New.
2858 (unsplit_eh, unsplit_all_eh): New.
2859 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
2860 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
2861 (cleanup_empty_eh_unsplit): New.
2862 (cleanup_empty_eh): Rewrite.
2863 (cleanup_all_empty_eh): New.
2864 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
2865 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
2866 (gate_cleanup_eh): New.
2867 (pass_cleanup_eh): Use it.
2868 (verify_eh_edges): Move later in file. Expect one EH edge.
2869 (verify_eh_dispatch_edge): New.
2871 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
2872 (gtype-desc.o): Add TARGET_H.
2873 (tree.o): Use EXCEPT_H, not except.h.
2874 (cfgbuild.o): Add EXPR_H.
2875 (GTFILES): Add vecprim.h.
2876 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
2877 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
2878 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
2879 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
2880 * calls.c (emit_call_1): Use make_reg_eh_region_note.
2881 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
2882 calls to can_throw_internal.
2883 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
2884 (make_edges): Don't handle RESX; use can_nonlocal_goto.
2885 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
2886 (expand_gimple_stmt): Use make_reg_eh_region_note.
2887 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
2888 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
2889 or find_exception_handler_labels.
2890 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
2891 there is exacly one EH edge. Use can_nonlocal_goto and
2893 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
2894 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
2895 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
2896 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
2897 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
2898 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
2899 * dse.c (scan_insn): Use insn_could_throw_p.
2900 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
2901 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
2902 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
2903 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
2904 EXC_PTR_EXPR or FILTER_EXPR.
2905 (tree_expr_nonzero_warnv_p): Likewise.
2906 * function.h: Include vecprim.h, not varray.h
2907 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
2908 move ttype_data and ehspec_data members to struct eh_status; change
2909 action_record_data member to a VEC.
2910 * gcse.c (hash_scan_set): Use can_throw_internal.
2911 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
2912 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
2913 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
2914 (block_may_fallthru): Don't handle RESX_EXPR.
2915 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
2916 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
2917 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
2918 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
2919 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
2920 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
2921 (gimple_size): Likewise.
2922 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
2923 (gimple_build_resx): Use gimple_build_with_ops.
2924 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
2925 (is_gimple_val): Likewise.
2926 (is_gimple_stmt): Remove RESX_EXPR.
2927 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
2928 (GIMPLE_RESX): Reorder with other EH constructs.
2929 * gimple.h (struct gimple_statement_eh_mnt): New.
2930 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
2931 (gimple_eh_filter_must_not_throw): Remove.
2932 (gimple_eh_filter_set_must_not_throw): Remove.
2933 (gimple_eh_must_not_throw_fndecl): New.
2934 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
2935 (is_gimple_resx): New.
2936 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
2937 Don't copy EH_FILTER_MUST_NOT_THROW.
2938 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
2939 * ipa-inline.c (estimate_function_body_sizes): Don't try to
2940 handle must_not_throw_labels specially.
2941 * ipa-pure-const.c (check_call): Update debug statement for LP.
2942 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
2943 * ipa-utils.c (get_base_var): Likewise.
2944 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
2945 * lower-subreg.c (move_eh_region_note): Remove.
2946 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
2947 * omp-low.c (new_omp_context): Update for eh_lp_nr.
2948 (create_task_copyfn): Likewise.
2949 (maybe_catch_exception): Use gimple_build_eh_filter.
2950 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
2951 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
2952 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
2953 and pass_lower_resx.
2954 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
2955 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
2956 can_throw_internal, can_nonlocal_goto.
2957 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
2958 copy_reg_eh_region_note_forward.
2959 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
2960 (emit_output_reload_insns): Likewise.
2961 (copy_eh_notes): Remove.
2962 * rtl.def (RESX): Remove.
2963 * rtl.h: Update declarations.
2964 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
2965 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
2966 (update_eh_label): Remove.
2967 (cleanup_dead_labels_eh): New.
2968 (cleanup_deal_labels): Use it instead of update_eh_label.
2969 (gimple_merge_blocks): Update landing pad data structure when
2970 removing a landing pad label.
2971 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
2972 test; handle GIMPLE_EH_MUST_NOT_THROW.
2973 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
2974 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
2975 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
2976 (verify_stmt): Likewise. Verify landing pads.
2977 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
2978 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
2979 (struct move_stmt_d): Add eh_map.
2980 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
2981 (move_stmt_r): Remap eh region numbers in builtin calls,
2982 resx and eh_dispatch.
2983 (move_block_to_fn): Remove eh_offset parameter. Use
2984 maybe_duplicate_eh_stmt_fn.
2985 (find_outermost_region_in_block): Operate on eh_region pointers
2986 instead of region numbers.
2987 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
2988 duplicate_eh_regions.
2989 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
2990 test earlier. Disallow EH landing pads.
2991 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
2992 * tree-flow.h: Update declarations.
2993 (struct tree_ann_common_d): Replace rn with lp_nr.
2994 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
2995 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
2996 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
2997 resx and eh_dispatch.
2998 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
2999 (copy_edges_for_bb): Use make_eh_dispatch_edges.
3000 (copy_cfg_body): Expect eh_map instead of eh_region_offset
3001 from duplicate_eh_regions.
3002 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
3003 update RESX; handle EH_DISPATCH.
3004 (expand_call_inline): Set eh_lp_nr, not eh_region.
3005 (maybe_inline_call_in_expr): Likewise.
3006 * tree-inline.h (struct copy_body_data): Replace eh_region with
3007 eh_lp_nr, eh_region_offset with eh_map.
3008 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
3009 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
3010 * tree-pretty-print.c (dump_generic_node): Don't handle
3011 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
3012 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
3013 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
3014 EXC_PTR_EXPR, FILTER_EXPR.
3015 * tree-ssa-operands.c (get_expr_operands): Likewise.
3016 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
3017 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
3018 (ao_ref_init_from_vn_reference): Likewise.
3019 * tree-ssa-sink.c (statement_sink_location): Likewise.
3020 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
3021 (mark_virtual_phi_result_for_renaming): Export. Tidy.
3022 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
3023 EXC_PTR_EXPR, FILTER_EXPR.
3024 (is_exception_related): Remove.
3025 (compute_avail): Don't call it.
3026 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
3027 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
3028 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
3029 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
3031 (build_resx): Remove.
3032 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
3033 * tree.h: Update declarations.
3034 (EH_FILTER_MUST_NOT_THROW): Remove.
3035 (struct tree_label_decl): Add eh_landing_pad_nr.
3036 (EH_LANDING_PAD_NR): New.
3037 * value-prof.c (gimple_ic): Tidy variable names. Update for
3038 landing pad numbers.
3039 (gimple_stringop_fixed_value): Tidy variable names. Assert
3040 that neither call stmt can throw.
3041 * vecprim.h (uchar): New.
3042 (VEC(uchar,heap), VEC(uchar,gc)): New.
3044 * c-common.c (c_define_builtins): Update call to
3045 build_common_builtin_nodes.
3046 * c-parser.c (c_parse_file): Don't call
3047 default_init_unwind_resume_libfunc.
3049 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
3051 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
3052 (mips_cprestore_address_p): Likewise.
3053 (mips_save_gp_to_cprestore_slot): Likewise.
3054 (mips_restore_gp): Rename to...
3055 (mips_restore_gp_from_cprestore_slot): ...this.
3056 (mips_must_initialize_gp_p): Declare.
3057 (mips_emit_save_slot_move): Likewise.
3058 (mips_output_load_label): Return nothing.
3059 (mips_eh_uses): Declare.
3060 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
3061 (TARGET_CPRESTORE_DIRECTIVE): New macro.
3062 (TARGET_ABSOLUTE_JUMPS): Likewise.
3063 (EH_USES): Likewise.
3064 (FIRST_PSEUDO_REGISTER): Update comment.
3065 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
3066 (MIPS_CALL): ...here.
3067 (REGISTER_NAMES): Add $cprestore.
3068 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
3069 Add load_label_length, has_inflexible_gp_insn_p,
3070 has_flexible_gp_insn_p, must_initialize_gp_p and
3071 must_restore_gp_when_clobbered_p.
3072 (mips_expand_call): Don't generate split instructions here.
3073 (mips_split_call): Update the call to mips_restore_gp after
3074 the above name change.
3075 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
3076 (mips_find_gp_ref): New function.
3077 (mips_insn_has_inflexible_gp_ref_p): Likewise.
3078 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
3079 (mips_insn_has_flexible_gp_ref_p): Likewise.
3080 (mips_cfun_has_flexible_gp_ref_p): Likewise.
3081 (mips_function_has_gp_insn): Delete.
3082 (mips_global_pointer): Drop the df_regs_ever_live_p check.
3083 Use the new functions above. Only return INVALID_REGNUM
3084 for TARGET_ABSOLUTE_JUMPS.
3085 (mips_must_initialize_gp_p): New function.
3086 (mips_get_cprestore_base_and_offset): New function, extracted from...
3087 (mips_cprestore_slot): ...here. Take a bool parameter.
3088 (mips_cfun_has_cprestore_slot_p): New function.
3089 (mips_cprestore_address_p): Likewise.
3090 (mips_save_gp_to_cprestore_slot): Likewise.
3091 (mips_restore_gp): Rename to...
3092 (mips_restore_gp_from_cprestore_slot): ...this. Assert
3093 epilogue_completed. Update the call to mips_cprestore_slot.
3094 Test cfun->machine->must_restore_gp_when_clobbered_p.
3095 (mips_direct_save_slot_move_p): New function.
3096 (mips_emit_save_slot_move): Likewise.
3097 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
3098 of cfun->machine->global_pointer.
3099 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
3100 (mips_save_reg): Use mips_emit_save_slot_move.
3101 (mips_expand_prologue): Set must_initialize_gp_p.
3102 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
3103 for all cprestore saves. Emit a use_cprestore instruction after
3104 setting up the cprestore slot.
3105 (mips_restore_reg): Use mips_emit_save_slot_move.
3106 (mips_process_load_label): New function.
3107 (mips_load_label_length): Likewise.
3108 (mips_output_load_label): Don't return asm: output it here instead.
3109 Use mips_process_load_label.
3110 (mips_adjust_insn_length): Adjust the length of branch instructions
3111 that have length MAX_PIC_BRANCH_LENGTH.
3112 (mips_output_conditional_branch): Update the call to
3113 mips_output_load_label. Assume the branch target is OPERANDS[0]
3114 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
3115 (mips_output_order_conditional_branch): Swap the meaning of
3116 OPERANDS[0] and OPERANDS[1].
3117 (mips_variable_issue): Don't count ghost instructions.
3118 (mips_expand_ghost_gp_insns): New function.
3119 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
3120 (mips_output_mi_thunk): Set must_initialize_gp_p.
3121 (mips_eh_uses): New function.
3122 * config/mips/predicates.md (cprestore_save_slot_operand)
3123 (cprestore_load_slot_operand): New predicates.
3124 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
3125 (UNSPEC_MOVE_GP): Likewise.
3126 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
3127 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
3128 (CPRESTORE_SLOT_REGNUM): New register.
3129 (MAX_PIC_BRANCH_LENGTH): New constant.
3130 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
3131 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
3132 branches. Fix commentary.
3133 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
3134 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
3135 Change type to "ghost".
3136 (loadgp_absolute_<mode>): Likewise.
3137 (loadgp_rtp_<mode>): Likewise.
3138 (copygp_mips16): Likewise.
3139 (loadgp_blockage): Remove redundant mode attribute.
3140 (potential_cprestore): New instruction.
3141 (cprestore): Turn into an unspec set.
3142 (use_cprestore): New instruction.
3143 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
3144 (*branch_fp_inverted): Likewise.
3145 (*branch_order<mode>): Likewise.
3146 (*branch_order<mode>_inverted): Likewise.
3147 (*branch_equality<mode>): Likewise.
3148 (*branch_equality<mode>_inverted): Likewise.
3149 (*branch_bit<bbv><mode>): Likewise.
3150 (*branch_bit<bbv><mode>_inverted): Likewise.
3151 (*branch_equality<mode>_mips16): Remove redundant mode.
3152 (jump): Turn into a define_expand.
3153 (*jump_absolute): New instruction.
3154 (*jump_pic): Likewise.
3155 (*jump_mips16): Rename previously-unnamed pattern. Remove
3156 redundant mode attribute.
3157 (restore_gp): Split on epilogue_completed rather than
3158 reload_completed. Change type to "ghost".
3159 (move_gp<mode>): New instruction.
3160 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
3161 Remove redundant mode attribute.
3162 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
3163 (bc1any4f, bc1any2t, bc1any2f): Likewise.
3164 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
3166 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3169 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
3170 are returned in the same register (vs34 or v2) that Altivec vector
3171 types are returned in.
3172 (rs6000_libcall_value): Ditto.
3175 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
3176 instead of explicit addsi3/adddi3 calls.
3177 (rs6000_split_multireg_move): Ditto.
3178 (rs6000_emit_allocate_stack): Ditto.
3179 (rs6000_emit_prologue): Ditto.
3180 (rs6000_output_mi_thunk): Ditto.
3182 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
3183 size is 64 bits if we can use 64-bit registers.
3185 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
3187 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
3190 From Jie Zhang <jie.zhang@analog.com>:
3191 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
3192 save FP and RETS with saveall attribute.
3193 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
3194 with saveall attribute.
3196 * config/bfin/bfin.c (bfin_expand_builtin,
3197 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
3200 From Jie Zhang <jie.zhang@analog.com>:
3201 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
3202 before use in two places.
3203 * config/bfin/bfin.md (AREG): Define mode iterator.
3204 (reload_in, reload_out): Use mode iterator AREG.
3206 2009-09-14 Richard Guenther <rguenther@suse.de>
3209 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
3210 EH personality path.
3212 2009-09-13 Richard Guenther <rguenther@suse.de>
3213 Rafael Avila de Espindola <espindola@google.com>
3215 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
3216 (LANG_HOOKS_EH_PERSONALITY): Likewise.
3217 (LANG_HOOKS_INITIALIZER): Adjust.
3218 (lhd_pass_through_t): Declare.
3219 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
3221 * langhooks.c (lhd_pass_through_t): New function.
3222 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
3223 dwarf2out_begin_prologue): Use personality from current_function_decl.
3224 * expr.h (get_personality_function): Declare.
3225 * expr.c (get_personality_function): New function.
3226 (build_personality_function): Likewise.
3227 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
3228 (eh_personality_libfunc): Remove.
3229 * optabs.c (build_libfunc_function): New function split out from ...
3230 (init_one_libfunc): ... here.
3231 * tree.h (DECL_FUNCTION_PERSONALITY): New.
3232 (tree_function_decl): Add personality.
3233 (lhd_gcc_personality): Declare.
3234 (build_personality_function): Likewise.
3235 * tree.c (gcc_eh_personality_decl): New.
3236 (lhd_gcc_personality): New function.
3237 * except.h (lang_eh_runtime_type): Remove.
3238 (enum eh_personality_kind): New.
3239 (build_personality_function): Declare.
3240 (function_needs_eh_personality): Declare.
3241 * except.c (lang_eh_runtime_type): Remove.
3242 (function_needs_eh_personality): New function.
3243 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
3244 (sjlj_emit_function_enter, output_function_exception_table):
3245 Use personality from current_function_decl.
3246 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
3247 * tree-inline.c (tree_can_inline_p): Do not inline across different
3249 (expand_call_inline): Likewise. Adjust the callers EH personality.
3250 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
3251 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
3252 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
3253 (c-parser.o): Likewise
3254 * c-tree.h (c_eh_initialized_p): Remove.
3255 (c_maybe_initialize_eh): Likewise.
3256 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
3257 (finish_decl): Don't call c_maybe_initialize_eh.
3258 (c_eh_initialized_p): Remove.
3259 (c_maybe_initialize_eh): Likewise.
3260 * c-parser.c (c_parser_omp_construct): Likewise.
3261 (c_parse_file): Initialize exception handling.
3263 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
3265 * config.gcc (tm_file): Remove i386/biarch32.h
3266 for i?86-w64-mingw* case.
3267 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
3269 * config.host: Set for x64 mingw the option
3270 use_long_long_for_widest_fast_int to yes.
3272 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
3274 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
3275 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
3276 (dbxout_begin_function): Likewise.
3277 * final.c (dwarf2_debug_info_emitted_p): New predicate.
3278 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
3279 set on the function.
3280 (final_end_function): Likewise.
3281 (final_scan_insn): Likewise.
3282 (rest_of_handle_final): Likewise.
3283 * varasm.c (assemble_start_function): Likewise.
3284 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
3286 2009-09-12 Jason Merrill <jason@redhat.com>
3288 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
3289 * opts.c (common_handle_option): constify.
3291 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
3293 * doc/install.texi (avr): Remove obsolete reference site.
3295 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
3297 * doc/install.texi (Binaries): Adjust AIX link.
3299 2009-09-12 Akim Demaille <demaille@gostai.com>
3301 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
3302 Use an imperative sentence.
3304 2009-09-11 Richard Henderson <rth@redhat.com>
3306 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
3307 structure-name and has-tree-operands arguments; update all entries.
3308 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
3310 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
3311 (gsstruct_code_size): New.
3312 (gss_for_code_): New.
3313 (gss_for_code): Remove.
3314 (gimple_size): Rewrite using gsstruct_code_size.
3315 (gimple_statement_structure): Move to gimple.h.
3316 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
3317 (gss_for_code, gimple_statement_structure): New.
3318 (gimple_ops): Use new arrays; tidy.
3320 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3322 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
3323 operand to be a PLUS expression.
3324 * config/pa/pa.c (pa_secondary_reload): Likewise.
3326 2009-09-11 Jakub Jelinek <jakub@redhat.com>
3328 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
3330 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
3333 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
3335 From Jie Zhang <jie.zhang@analog.com>:
3336 * doc/extend.texi (node Function Attributes): Document l2
3338 (node Blackfin Variable Attributes): Document l2 variable attributes.
3340 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
3342 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
3343 to match the system compiler's configuration at inflection point.
3344 Add comment to remark a remaining difference with system compiler.
3346 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
3347 * configure: Regenerate.
3349 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
3351 From Jie Zhang <jie.zhang@analog.com>:
3352 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
3353 (bfin_handle_l2_attribute): New.
3354 (bfin_attribute_table): Add l2 attribute.
3356 2009-09-11 Michael Matz <matz@suse.de>
3359 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
3360 on the local_decls list.
3362 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
3366 * cselib.c (cselib_expand_value_rtx_cb): Document callback
3368 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
3369 for VALUEs, to implement the documented interface.
3370 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
3371 Adjust for VALUEs and anything else, to implement the
3372 documented interface.
3374 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
3376 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
3377 with actual SPE/paired vector modes before using 64-bit alignment.
3378 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
3380 2009-09-10 DJ Delorie <dj@redhat.com>
3382 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
3385 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
3386 * config/mep/mep.c (mep_legitimate_constant_p): New.
3387 * config/mep/mep-protos.h: Prototype it.
3389 2009-09-10 Richard Henderson <rth@redhat.com>
3391 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
3393 2009-09-10 Jason Merrill <jason@redhat.com>
3395 * tree.c (chain_index): New fn.
3396 * tree.h: Declare it.
3398 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3400 * config/sol2-c.c (cmn_err_length_specs): Initialize
3401 scalar_identity_flag.
3403 2009-09-10 Richard Henderson <rth@redhat.com>
3405 * tree.h (struct tree_decl_common): Move align member earlier;
3406 move label_decl_uid member ...
3407 (struct tree_label_decl): ... here.
3408 (LABEL_DECL_UID): Update to match.
3410 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
3413 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
3414 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
3416 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
3417 dest_prev if the edge is complex.
3419 * tree-cfg.c (is_ctrl_stmt): Use a switch.
3421 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
3422 loop latch tests earlier.
3424 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
3425 before GIMPLE_RETURN, not after its predecessor; insert
3428 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
3429 gimple_seq_empty_p to test for no PHI nodes.
3430 * tree-cfg.c (split_critical_edges): Likewise.
3432 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
3434 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
3436 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
3437 introduced by the VTA branch merge.
3439 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
3441 * ira-conflicts.c: Use fputs or putc instead of fprintf
3445 * tree-switch-conversion.c: Ditto.
3447 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
3449 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
3450 introduced by the VTA branch merge.
3452 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
3455 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
3457 PR rtl-optimization/39779
3458 * expr.c (convert_modes): Return when mode == oldmode after
3459 CONST_INTs are processed.
3461 2009-09-10 Nick Clifton <nickc@redhat.com>
3463 * config/mep/mep.c (mep_encode_section_info): Copy weakness
3464 attribute and referring decl when creating renamed symbol.
3466 2009-09-10 Richard Guenther <rguenther@suse.de>
3469 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
3471 (cgraph_finalize_compilation_unit): Compute reachability
3472 before emitting thunks. Properly process aliases before
3473 possibly removing unreachable nodes.
3475 2009-09-10 Richard Guenther <rguenther@suse.de>
3478 * tree.c (struct free_lang_data_d): Add worklist member.
3479 (find_decls_types_r): Push onto the worklist instead of recursing.
3480 Handle TREE_BINFOs properly.
3481 (find_decls_types): New function wrapped around find_decls_types_r
3482 to process the worklist.
3483 (find_decls_types_in_eh_region): Use it.
3484 (find_decls_types_in_node): Likewise.
3485 (find_decls_types_in_var): Likewise.
3486 (free_lang_data_in_cgraph): Likewise. Free the worklist.
3487 * tree.h (RECORD_OR_UNION_TYPE_P): New.
3488 (AGGREGATE_TYPE_P): Adjust.
3490 2009-09-09 Jason Merrill <jason@redhat.com>
3492 * configure.ac: Check glibc version even if we have an in-tree
3495 2009-09-09 Anthony Green <green@moxielogic.com>
3497 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
3498 the constant 0 when appropriate.
3499 * config/moxie/constraints.md: Add constraint O.
3501 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
3502 to pass up to 6 32-bit argument values in registers.
3503 (moxie_function_arg): Ditto.
3504 (moxie_arg_partial_bytes): Ditto.
3505 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
3506 (REG_PARM_STACK_SPACE): Ditto.
3507 (FUNCTION_ARG_REGNO_P): Ditto.
3509 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
3510 instruction to allocate stack space.
3512 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
3514 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
3515 unnecessarily stringent constraints. Fix address
3516 calculation in the splitters.
3518 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
3520 PR rtl-optimization/39779
3521 * expr.c (convert_modes): Return when mode == oldmode after
3522 CONST_INTs are processed.
3524 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
3527 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
3528 (ix86_expand_prologue): Take frame.padding0 into logic of
3530 (ix86_expand_epilogue): Likewise.
3532 2009-09-09 Jakub Jelinek <jakub@redhat.com>
3534 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
3536 (SHLIB_LINK, SHLIB_INSTALL): Use them.
3537 * config/t-slibgcc-libgcc: New file.
3538 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
3540 2009-09-09 Martin Jambor <mjambor@suse.cz>
3542 PR tree-optimization/41089
3543 * tree-sra.c (find_var_candidates): Do not consider va_lists in
3546 2009-09-09 Richard Henderson <rth@redhat.com>
3548 * gimple.h (CASE_GIMPLE_OMP): New.
3549 (is_gimple_omp): Use it.
3550 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
3551 (verify_gimple_debug): Likewise.
3553 2009-09-09 Richard Guenther <rguenther@suse.de>
3555 PR tree-optimization/41101
3556 * tree-ssa-pre.c (maximal_set): Remove.
3557 (compute_antic_aux): Treat the maximal set as implicitly all ones.
3558 Defer all blocks we didn't visit at least one successor.
3559 (add_to_exp_gen): Do not add to the maximal set.
3560 (make_values_for_phi): Likewise.
3561 (compute_avail): Likewise.
3562 (init_pre): Do not allocate the maximal set.
3563 (execute_pre): Do not dump it.
3565 2009-09-09 Martin Jambor <mjambor@suse.cz>
3567 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
3568 an SSA_NAME rather than a is_gimple_variable.
3570 2009-09-09 Richard Guenther <rguenther@suse.de>
3573 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
3574 code dealing with plain pointer bases.
3575 (maybe_fold_offset_to_reference): Likewise.
3576 (maybe_fold_stmt_addition): Adjust.
3578 2009-09-09 Richard Guenther <rguenther@suse.de>
3580 * tree.c (free_lang_data_in_type): Do not free the type variant
3582 (free_lang_data): Merge char_type_node with its properly signed
3584 (pass_ipa_free): Collect after freeing language specific data.
3586 2009-09-09 Michael Matz <matz@suse.de>
3589 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
3590 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
3591 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
3594 2009-09-08 DJ Delorie <dj@redhat.com>
3596 * config/mep/mep.c (conversions[]): Add "ml" pattern.
3598 2009-09-04 Jason Merrill <jason@redhat.com>
3600 * tree.c (tree_find_value): Remove.
3601 * tree.h: Remove prototype.
3602 * varasm.c (assemble_external): Use value_member instead.
3604 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
3606 * toplev.c (process_options): Choose default debugging type when
3607 gtoggle enables debug info and type is unset.
3609 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
3613 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
3616 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
3618 * configure: Rebuilt with modified libtool.m4.
3620 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
3625 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
3627 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
3629 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
3630 (remove_statement): Likewise.
3631 (rewrite_use_nonlinear_expr): Adjust.
3632 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
3633 * tree-ssa.c (release_defs_bitset): ... this. New.
3634 * tree-flow.h (release_defs_bitset): Declare.
3636 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
3639 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
3640 in the middle block.
3642 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
3644 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
3645 via intptr_t to long type.
3646 (insert_operand_rank): Cast long type via intptr_t to
3648 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
3650 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
3651 from pointer to unsigned via uintptr_t.
3653 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
3654 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
3656 * configure: Regenerated.
3657 * config.in: Regenerated
3658 * system.h (stdint.h): Add include.
3659 (inttypes.h): Likewise.
3660 * Makefile.in (aclocal): Add config/stdint.m4.
3661 * aclocal.m4: Regenerated.
3663 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
3665 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
3667 (note_np_check_stores): New function.
3668 (harmless_null_pointer_p): New function.
3669 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
3670 changed. Take into account whether we're in the shadow of a condjump
3671 that tested NP_REG for NULL.
3672 Lose all code that tested for SEQUENCEs.
3673 (workaround_speculation): Avoid inserting NOPs for loads that are
3674 either always executed or a NULL pointer.
3676 2009-09-08 Jan Hubicka <jh@suse.cz>
3678 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
3679 * params.def (early-inlining-insns): Likewise.
3681 2009-09-08 Jakub Jelinek <jakub@redhat.com>
3683 PR rtl-optimization/41239
3684 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
3685 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
3687 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
3688 across calls, as the calls might not always return normally.
3689 (call_may_noreturn_p): New function.
3690 (deps_analyze_insn): Update last_function_call_may_noreturn list.
3691 (init_deps): Initialize it.
3692 (remove_from_deps): Also remove calls from
3693 last_function_call_may_noreturn list.
3695 2009-09-07 Richard Henderson <rth@redhat.com>
3697 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
3698 more VR->OPERANDS than LHS operands. Free LHS before returning.
3700 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
3702 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
3703 (attr "addrtype"): New member "spreg".
3704 Use it if mem_spfp_address_operand is true for the address.
3705 (attr "type"): New entry "stall".
3706 (cpu_unit "load"): New.
3707 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
3709 (insn_reservation "loadsp"): New.
3710 (insn_reservation "load_stall1"): New.
3711 (insn_reservation "load_stall3"): New.
3713 * config/bfin/predicates.md (const1_operand, const3_operand): New.
3714 (mem_p_address_operand): Exclude stack and frame pointer based
3716 (mem_spfp_address_operand): New; match them here.
3717 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
3718 (bfin_reorg): Call it if scheduling insns.
3719 (bfin_gen_bundles): Remove dummy insns created by
3720 add_sched_insns_for_speculation.
3722 From Jie Zhang <jie.zhang@analog.com>:
3723 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
3724 bfin_si_revision, bfin_workarounds): Move these ...
3725 * config/bfin/bfin.h: ... here.
3727 From Mike Frysinger <michael.frysinger@analog.com>
3728 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
3729 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
3730 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
3731 bf547m, bf548m, and bf549m.
3732 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
3733 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
3734 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
3735 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
3736 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
3737 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
3738 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
3739 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
3740 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
3741 bf542m, bf544m, bf547m, bf548m, and bf549m.
3743 From Jie Zhang <jie.zhang@analog.com>:
3744 * config/bfin/predicates.md (p_register_operand): New predicate.
3745 (dp_register_operand): New predicate.
3746 * config/bfin/bfin-protos.h (WA_05000074): Define.
3747 (ENABLE_WA_05000074): Define.
3748 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
3749 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
3750 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
3751 (define_attr addrtype): Allow load/store register to be P register.
3752 (define_attr storereg): New.
3753 (define_cpu_unit anomaly_05000074): New.
3754 (define_insn_reservation dsp32shiftimm): New.
3755 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
3756 (define_insn_reservation loadp): Cannot use slot2.
3757 (define_insn_reservation loadsp): Cannot use slot2.
3758 (define_insn_reservation storep): Cannot use slot2. Does not
3759 apply when working around 05000074.
3760 (define_insn_reservation storep_anomaly_05000074): New.
3761 (define_insn_reservation storei): Does not apply when working
3763 (define_insn_reservation storei_anomaly_05000074): New.
3764 (define_attr length): Add dsp32shiftimm case.
3765 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
3766 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
3767 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
3768 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
3769 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
3771 2009-09-07 Martin Jambor <mjambor@suse.cz>
3774 * tree-sra.c (create_artificial_child_access): Return NULL if
3775 build_ref_for_offset fails.
3776 (propagate_subacesses_accross_link): Allow build_ref_for_offset
3777 and create_artificial_child_access to fail.
3779 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
3782 * unwind-dw2.c (uw_init_context_1): Mark noinline.
3783 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
3784 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
3786 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
3788 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
3789 block, ensure it has an exit edge. Emit a barrier after a jump.
3791 2009-09-07 Nick Clifton <nickc@redhat.com>
3793 * gcc.c (this_is_linker_script): New variable. Like
3794 this_is_library_file but for the %T constructor.
3795 (end_going_arg): If this_is_linker_script is set then locate the
3796 script and insert a --script switch before it
3797 (do_spec_2): Initialise this_is_linker_script.
3798 (do_spec_1): Likewise. Handle %T construct.
3799 (eval_spec_function): Preserve this_is_linker_script.
3800 * doc/invoke.texi: Document %T construct in spec files.
3801 * config/m32c/m32c.h (LIB_SPEC): Use it.
3803 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3805 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
3806 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
3807 when volatile flag is set.
3808 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
3810 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
3813 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
3814 (combine_stack_adjustments_for_block): Allow insns between stack
3815 adjustments and stores with corresponding pre-(dec|inc)rement or
3816 pre-modify operation.
3818 2009-09-06 Jakub Jelinek <jakub@redhat.com>
3821 * combine-stack-adj.c (struct csa_memlist): Rename to...
3822 (struct csa_reflist): ... this. Rename mem field to ref.
3823 (free_csa_memlist): Rename to...
3824 (free_csa_reflist): ... this.
3825 (record_one_stack_memref): Rename to...
3826 (record_one_stack_ref): ... this. Handle also REG_P.
3827 (try_apply_stack_adjustment): Handle also REG_P.
3828 (struct record_stack_memrefs_data): Rename to...
3829 (struct record_stack_refs_data): ... this. Rename memlist field to
3831 (record_stack_memrefs): Rename to...
3832 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
3833 subexpressions instead of failing when a MEM contains SP references.
3834 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
3835 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
3837 2009-09-06 Richard Guenther <rguenther@suse.de>
3840 * tree.c (build_array_type): Do not record types marked
3841 with structural equality in the canonical type hashtable.
3843 2009-09-06 Richard Guenther <rguenther@suse.de>
3846 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
3848 2009-09-05 Richard Guenther <rguenther@suse.de>
3851 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
3853 2009-09-05 Richard Guenther <rguenther@suse.de>
3856 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
3858 2009-09-05 Richard Guenther <rguenther@suse.de>
3861 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
3862 before comparing function argument types.
3864 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3867 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
3870 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
3873 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
3875 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
3876 locators before emit_insn is called.
3878 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
3881 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
3882 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
3883 (reginfo_init): Don't call allocate_reg_info.
3885 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
3888 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
3889 NONDEBUG_INSN_P instead of INSN_P.
3891 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
3894 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
3896 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
3899 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
3900 pattern of the split.
3902 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
3904 * toplev.c (process_options): Move setter of flag_var_tracking
3905 before other tests that depend on it. Move down setter of
3906 flag_rename_registers. Don't enable var-tracking-assignments
3907 by default if selective scheduling is enabled. Warn if both
3910 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
3912 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
3913 comment. Use switch statement to catch overlaps between rtx
3914 and tree codes. Accept FUNCTION_DECLs in addition to those in...
3915 (IS_DECL_CODE): ... here. Remove.
3916 (check_value_is_not_decl): Remove.
3917 (dv_from_decl, dv_from_value): Check after conversion.
3919 2009-09-04 Richard Guenther <rguenther@suse.de>
3922 * (cgraph_finalize_compilation_unit): Move finalizing aliases
3923 after emitting tunks. Move emitting thunks and ctors from ...
3924 (cgraph_optimize): ... here. Remove redundant
3925 cgraph_analyze_functions.
3926 * varasm.c (find_decl_and_mark_needed): Remove no longer
3928 (finish_aliases_1): Adjust check for thunk aliases.
3930 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
3932 * config/arm/arm.md (ctzsi2): Added braces
3933 to avoid warning that broke booststrap.
3935 2009-09-04 Martin Jambor <mjambor@suse.cz>
3937 PR tree-optimization/41112
3938 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
3939 handle variable-bounded arrays.
3940 (expr_with_var_bounded_array_refs_p): New function.
3941 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
3943 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
3945 * config/s390/2097.md: Removed two incorrect bypasses.
3946 (z10_fsimpdf): Fixed latency.
3947 (z10_fhex): New insn_reservation.
3948 (z10_floaddf): Fixed latency.
3949 (z10_floadsf): Fixed latency.
3950 (z10_ftrunctf): Fixed latency.
3951 (z10_ftruncdf): Fixed latency.
3952 * config/s390/s390.c (z10_cost): Fixed values.
3953 (s390_adjust_priority): Added z10 path.
3954 * config/s390/s390.md (type): Added fhex.
3955 (*mov<mode>_64dfp): Updated type attribute.
3956 (*mov<mode>_64): Updated type attribute.
3957 (*mov<mode>_31): Updated type attribute.
3958 (*mov<mode>"): Likewise.
3959 * config/s390/2084.md (x_fsimpdf): Updated condition.
3961 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
3963 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
3964 RTXs in the predicate for operand 1.
3966 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
3968 * config/arm/arm.md (UNSPEC_RBIT): New constant.
3969 (rbitsi2): New insn.
3970 (ctzsi2): New expand.
3971 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
3973 2009-09-03 Martin Jambor <mjambor@suse.cz>
3975 * tree-sra.c (duplicate_expr_for_different_base): Removed.
3976 (create_artificial_child_access): Use build_ref_for_offset instead
3977 of duplicate_expr_for_different_base.
3978 (propagate_subacesses_accross_link): Likewise.
3980 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
3982 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
3984 (mips16e_collect_argument_saves): Skip debug instructions.
3985 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
3986 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
3987 (r10k_insert_cache_barriers): Likewise.
3988 (mips_reorg_process_insns): Likewise.
3990 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
3993 * ira.c (update_equiv_reg): Remove check on class likely spill.
3995 2009-09-03 Jakub Jelinek <jakub@redhat.com>
3998 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
3999 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
4003 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
4004 the stack slot if it is passed by invisible reference.
4005 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
4006 by invisible reference.
4008 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
4010 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
4011 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
4012 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
4014 * config/bfin/sync.md: New file.
4015 * config/bfin/bfin.md: Include it.
4016 (UNSPEC_ATOMIC): New.
4017 (UNSPEC_ONES): Provide a unique number.
4019 From Jie Zhang <jie.zhang@analog.com>:
4020 * config/bfin/bfin.c (ret_regs): New.
4021 (must_save_fp_p): Don't return true because of frame_pointer_needed.
4022 (must_save_rets_p): New.
4023 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
4024 current_function_is_leaf.
4025 (do_link): Likewise.
4026 (do_unlink): Likewise.
4027 (expand_interrupt_handler_prologue): Use ret_regs array.
4028 (expand_interrupt_handler_epilogue): Use ret_regs array and
4029 pass return register to gen_return_internal.
4030 (bfin_expand_epilogue): Pass return register to
4031 gen_return_internal.
4032 (bfin_expand_call): Explicitly clobber RETS.
4033 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
4034 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
4035 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
4036 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
4038 (return_internal): Take a reg rtx rather than the register number.
4040 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
4042 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
4043 when comparing against estimated_loop_iterations_int return.
4045 2009-09-03 Richard Guenther <rguenther@suse.de>
4047 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
4048 eh_personality_libfunc.
4050 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4052 * tree-parloops.c (separate_decls_in_region): Add space.
4054 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4056 * tree-parloops.c (separate_decls_in_region): Change the condition
4057 checking if there are reductions in the loop.
4059 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4061 PR tree-optimization/38275
4062 * tree-parloops.c (parallelize_loops): Replace profitability condition
4063 for expected number of iterations.
4065 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
4067 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
4068 (bootstrap-debug): Explain conditions in which it becomes default.
4069 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
4072 2009-09-03 Namhyung Kim <namhyung@gmail.com>
4074 * doc/invoke.texi (Optimize Options): Move
4075 -finline-small-functions to the -O2 list.
4077 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
4079 * toplev.c (process_options): Enable var-tracking-assignments
4080 by default if var-tracking is enabled.
4082 2009-09-02 David Daney <ddaney@caviumnetworks.com>
4084 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
4086 * emit-rtl.c (prev_nonnote_insn_bb): New function.
4087 * rtl.h (prev_nonnote_insn_bb): Declare it.
4089 2009-09-03 Diego Novillo <dnovillo@google.com>
4091 * cgraph.c (cgraph_node_for_decl): New.
4092 * cgraph.h (cgraph_node_for_decl): Declare.
4093 * tree.c (host_integerp): Return 0 if T is NULL.
4095 2009-09-03 Diego Novillo <dnovillo@google.com>
4097 * tree.h (struct alias_pair): Move from varasm.c.
4098 (alias_pairs): Likewise.
4099 (TYPE_MAXVAL): Define.
4100 (TYPE_MINVAL): Define.
4101 (iterative_hash_host_wide_int): Declare.
4102 (remove_unreachable_alias_pairs): Declare.
4103 * tree-pass.h (pass_ipa_free_lang_data): Declare.
4104 * diagnostic.c (default_diagnostic_starter): Make extern.
4105 (default_diagnostic_finalizer): Make extern.
4106 * diagnostic.h (default_diagnostic_starter): Declare.
4107 (default_diagnostic_finalizer): Declare.
4108 (default_tree_printer): Declare.
4109 * toplev.c (default_tree_printer): Make extern.
4111 2009-09-03 Richard Guenther <rguenther@suse.de>
4112 Diego Novillo <dnovillo@google.com>
4114 * cgraph.c (cgraph_add_new_function): Remove gimplification.
4115 * cgraphunit.c (cgraph_expand_function): Do not emit
4116 associated thunks from here.
4117 (cgraph_emit_thunks): New.
4118 (cgraph_optimize): Call it.
4119 Return if any IPA pass finds an error.
4120 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
4123 2009-09-03 Simon Baldwin <simonb@google.com>
4124 Rafael Espindola <espindola@google.com>
4125 Richard Guenther <rguenther@suse.de>
4126 Doug Kwan <dougkwan@google.com>
4127 Diego Novillo <dnovillo@google.com>
4129 * tree.c: Include tree-pass.h, langhooks-def.h,
4130 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
4131 (free_lang_data_in_type): New.
4132 (need_assembler_name_p): New.
4133 (free_lang_data_in_block): New.
4134 (free_lang_data_in_decl): New.
4135 (struct free_lang_data_d): New.
4136 (add_tree_to_fld_list): New.
4137 (find_decls_types_r): New.
4138 (get_eh_types_for_runtime): New.
4139 (find_decls_types_in_eh_region): New.
4140 (find_decls_types_in_node): New.
4141 (find_decls_types_in_var): New.
4142 (free_lang_data_in_cgraph): New.
4143 (free_lang_data): New.
4144 (gate_free_lang_data): New.
4145 (pass_ipa_free_lang_data): New.
4147 2009-09-03 Diego Novillo <dnovillo@google.com>
4149 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
4150 * langhooks.h (struct lang_hooks): Add field free_lang_data.
4151 (lang_hooks): Remove const qualifier.
4152 * ipa.c (cgraph_remove_unreachable_nodes): Call
4153 remove_unreachable_alias_pairs.
4154 * except.c (add_type_for_runtime): Check if TYPE has
4155 already been converted.
4156 (lookup_type_for_runtime): Likewise.
4157 (check_handled): Handle converted types.
4158 * varasm.c (remove_unreachable_alias_pairs): New.
4159 * gimple.c: Include demangle.h.
4160 (gimple_decl_printable_name): New.
4161 (gimple_fold_obj_type_ref): New.
4162 * gimple.h (gimple_decl_printable_name): Declare.
4163 (gimple_fold_obj_type_ref): Declare.
4164 * passes.c (init_optimization_passes): Add pass
4165 pass_ipa_free_lang_data.
4166 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
4167 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
4169 2009-09-03 Diego Novillo <dnovillo@google.com>
4171 * c-lang.c (lang_hooks): Remove const qualifier.
4173 2009-09-02 Loren James Rittle <ljrittle@acm.org>
4175 * doc/install.texi (*-*-freebsd*): Update target information.
4177 2009-09-02 Anatoly Sokolov <aesok@post.ru>
4179 * hard-reg-set.h (call_fixed_regs): Remove.
4180 * reginfo.c (call_fixed_regs): Remove.
4181 (init_reg_sets_1): Remove initialization of call_fixed_regs.
4182 (globalize_reg): Don't use call_fixed_regs.
4183 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
4186 2009-09-01 Michael Matz <matz@suse.de>
4188 * expr.h (emit_storent_insn, expand_expr_real_1,
4189 expand_expr_real_2): Declare.
4190 * expr.c (emit_storent_insn, expand_expr_real_1,
4191 expand_expr_real_2): Export.
4192 (store_expr): Setting and evaluating dont_return_target is useless.
4193 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
4194 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
4195 * except.c (expand_resx_expr): Rename to ...
4196 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
4197 * except.h (expand_resx_stmt): Declare.
4198 * stmt.c: Add include gimple.h
4199 (expand_asm_expr): Rename to ...
4200 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
4201 (expand_case): Rewrite to take gimple statement.
4202 * tree.h (expand_asm_stmt): Declare.
4203 (expand_case): Change prototype.
4204 * Makefile.in (stmt.o): Depend on gimple.h.
4205 * builtins.c (expand_builtin_synchronize): Build gimple asm
4206 statement, not an ASM_EXPR.
4207 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
4208 gimple_to_tree, release_stmt_tree): Remove.
4209 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
4210 ggc_free, but hold comparison code and operands separately.
4211 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
4212 (expand_call_stmt, expand_gimple_stmt_1,
4213 expand_gimple_stmt): New helpers.
4214 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
4215 release_stmt_tree. Call expand_gimple_stmt instead.
4216 (expand_gimple_basic_block): Ditto.
4218 * calls.c (emit_call_1): Don't look at EH regions here, make
4219 fntree parameter useless.
4220 (expand_call): New local rettype for TREE_TYPE(exp), use it
4221 throughout. Remove local p, use addr instead.
4222 Don't look at EH regions here.
4224 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
4226 * doc/invoke.texi (-fsched-pressure): Document it.
4227 (-fsched-reg-pressure-heuristic): Remove it.
4229 * reload.c (ira.h): Include.
4230 (find_reloads): Add choosing reload on number of small spilled
4233 * haifa-sched.c (ira.h): Include.
4234 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
4235 saved_reg_pressure, curr_reg_live, saved_reg_live,
4236 region_ref_regs): New variables.
4237 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
4238 initiate_reg_pressure_info, setup_ref_regs,
4239 initiate_bb_reg_pressure_info, save_reg_pressure,
4240 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
4242 (setup_insn_reg_pressure_info): New function.
4243 (rank_for_schedule): Add pressure checking and insn issue time.
4244 Remove comparison of insn reg weights.
4245 (ready_sort): Set insn reg pressure info.
4246 (update_register_pressure, setup_insn_max_reg_pressure,
4247 update_reg_and_insn_max_reg_pressure,
4248 sched_setup_bb_reg_pressure_info): New functions.
4249 (schedule_insn): Add code for printing and updating reg pressure info.
4250 (find_set_reg_weight, find_insn_reg_weight): Remove.
4251 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
4252 (debug_ready_list): Print reg pressure info.
4253 (schedule_block): Ditto. Check insn issue time.
4254 (sched_init): Set up sched_pressure_p. Allocate and set up some
4255 reg pressure related info.
4256 (sched_finish): Free some reg pressure related info.
4257 (fix_tick_ready): Make insn always ready if pressure_p.
4258 (init_h_i_d): Don't call find_insn_reg_weight.
4259 (haifa_finish_h_i_d): Free insn reg pressure info.
4261 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
4262 ira_memory_move_cost, ira_class_hard_regs,
4263 ira_class_hard_regs_num, ira_no_alloc_regs,
4264 ira_available_class_regs, ira_reg_class_cover_size,
4265 ira_reg_class_cover, ira_class_translate): Move to ira.h.
4267 * ira-lives.c (single_reg_class): Check mode to find how many
4268 registers are necessary for operand.
4269 (ira_implicitly_set_insn_hard_regs): New.
4271 * common.opt (fsched-pressure): New options.
4272 (fsched-reg-pressure-heuristic): Remove.
4274 * ira.c (setup_eliminable_regset): Rename to
4275 ira_setup_eliminable_regset. Make it external.
4276 (expand_reg_info): Pass cover class to setup_reg_classes.
4277 (ira): Call resize_reg_info instead of allocate_reg_info.
4279 * sched-deps.c: Include ira.h.
4280 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
4281 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
4282 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
4283 mark_insn_hard_regno_birth, mark_insn_reg_birth,
4284 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
4285 mark_insn_reg_store, mark_insn_reg_clobber,
4286 setup_insn_reg_pressure_info): New.
4287 (sched_analyze_1): Update implicit_reg_pending_uses.
4288 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
4289 Use them to create dependencies. Set insn reg uses and pressure
4290 info. Process reg_pending_uses in one place.
4291 (free_deps): Free implicit sets.
4292 (remove_from_deps): Remove implicit sets if necessary. Check
4293 implicit sets when clearing reg_last_in_use.
4294 (init_deps_global): Clear implicit_reg_pending_clobbers and
4295 implicit_reg_pending_uses.
4297 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
4298 ira_memory_move_cost, ira_class_hard_regs,
4299 ira_class_hard_regs_num, ira_no_alloc_regs,
4300 ira_available_class_regs, ira_reg_class_cover_size,
4301 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
4302 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
4303 ira_implicitly_set_insn_hard_regs): New prototypes.
4305 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
4306 cost_elements_num): New variables.
4307 (allocno_costs, total_costs): Rename to costs and
4308 total_allocno_costs.
4309 (COSTS_OF_ALLOCNO): Rename to COSTS.
4310 (allocno_pref): Rename to pref.
4311 (allocno_pref_buffer): Rename to pref_buffer.
4312 (common_classes): Rename to regno_cover_class.
4314 (record_reg_classes): Set allocno attributes only if allocno_p.
4315 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
4316 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
4317 and COSTS_OF_ALLOCNO.
4318 (print_costs): Rename to print_allocno_costs.
4319 (print_pseudo_costs): New.
4320 (process_bb_node_for_costs): Split into 2 functions with new
4321 function process_bb_for_costs. Pass BB to process_bb_for_costs.
4322 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
4323 new parameter dump_file. Use cost_elements_num instead of
4324 ira_allocnos_num. Make one iteration if preferred classes were
4325 already calculated for scheduler. Make 2 versions of code
4326 depending on allocno_p.
4327 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
4328 regno_cover_class and COSTS instead of common_classes and
4330 (init_costs, finish_costs): New.
4331 (ira_costs): Set up allocno_p and cost_elements_num. Call
4332 init_costs and finish_costs.
4333 (ira_set_pseudo_classes): New.
4335 * rtl.h (allocate_reg_info): Remove.
4336 (resize_reg_info): Change return type.
4337 (reg_cover_class): New.
4338 (setup_reg_classes): Add new parameter.
4340 * sched-int.h (struct deps_reg): New member implicit_sets.
4341 (sched_pressure_p, sched_regno_cover_class): New external definitions.
4342 (INCREASE_BITS): New macro.
4343 (struct reg_pressure_data, struct reg_use_data): New.
4344 (struct _haifa_insn_data): Remove reg_weight. Add members
4345 reg_pressure, reg_use_list, reg_set_list, and
4346 reg_pressure_excess_cost_change.
4347 (struct deps): New member implicit_sets.
4348 (pressure_p): New variable.
4349 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
4350 (struct reg_pressure_data, struct reg_use_data): New.
4351 (INSN_REG_WEIGHT): Remove.
4352 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
4353 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
4354 (sched_init_region_reg_pressure_info,
4355 sched_setup_bb_reg_pressure_info): New prototypes.
4357 * reginfo.c (struct reg_pref): New member coverclass.
4358 (reg_cover_class): New function.
4359 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
4360 (reg_info_size): New variable.
4361 (allocate_reg_info): Make static. Setup reg_info_size.
4362 (resize_reg_info): Use reg_info_size. Return flag of resizing.
4363 (setup_reg_classes): Add a new parameter. Setup cover class too.
4365 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
4368 * sched-rgn.c (deps_join): Set up implicit_sets.
4369 (schedule_region): Set up region and basic blocks pressure
4372 * passes.c (init_optimization_passes): Move
4373 pass_subregs_of_mode_init before pass_sched.
4375 2009-09-02 Martin Jambor <mjambor@suse.cz>
4377 * tree-sra.c (struct access): New field grp_hint.
4378 (dump_access): Dump grp_hint.
4379 (sort_and_splice_var_accesses): Set grp_hint if a group is read
4381 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
4382 those which have been specifically read and somehow written to.
4383 (propagate_subacesses_accross_link): Set grp_hint of right child and
4384 also possibly of the left child.
4386 2009-09-02 Jakub Jelinek <jakub@redhat.com>
4388 * tree-object-size.c (addr_object_size): Always use object_size_type
4389 0 or 2 when determining the pointer pointed object size.
4391 2009-09-02 Richard Guenther <rguenther@suse.de>
4394 2009-08-31 Richard Guenther <rguenther@suse.de>
4396 * builtins.c (fold_builtin_memory_op): Use the alias oracle
4397 to query if the memory regions for memmove overlap.
4398 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
4399 asserts on pointers, instead deal with odd trees.
4400 (ptr_derefs_may_alias_p): Likewise.
4401 (refs_may_alias_p_1): Constructor bases also never alias.
4403 2009-08-01 Christian Bruel <christian.bruel@st.com>
4406 2009-07-31 Christian Bruel <christian.bruel@st.com>
4407 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
4409 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
4411 * doc/invoke.texi (-fvar-tracking-assignments): New.
4412 (-fvar-tracking-assignments-toggle): New.
4413 (-fdump-final-insns=file): Mark filename as optional.
4414 (--param min-nondebug-insn-uid): New.
4415 (-gdwarf-@{version}): Mention version 4.
4416 * opts.c (common_handle_option): Accept it.
4417 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
4418 * regrename.c (regrename_optimize): Drop last. Don't count debug
4419 insns as uses. Don't reject change because of debug insn.
4420 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
4421 from the chain starter, and check for inexact matches in DEBUG_INSNS.
4422 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
4423 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
4424 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
4425 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
4426 * doc/gimple.texi (is_gimple_debug): New.
4427 (gimple_debug_bind_p): New.
4428 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
4429 * doc/install.texi (bootstrap-debug): More details.
4430 (bootstrap-debug-big, bootstrap-debug-lean): Document.
4431 (bootstrap-debug-lib): More details.
4432 (bootstrap-debug-ckovw): Update.
4433 (bootstrap-time): New.
4434 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
4435 (insert_phi_nodes_for): Insert debug stmts.
4436 (rewrite_stmt): Take iterator. Insert debug stmts.
4437 (rewrite_enter_block): Adjust.
4438 (maybe_replace_use_in_debug_stmt): New.
4439 (rewrite_update_stmt): Use it.
4440 (mark_use_interesting): Return early for debug stmts.
4441 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
4442 stmts before replacing stmt.
4443 (move_computations_stmt): Likewise.
4444 * ira-conflicts.c (add_copies): Skip debug insns.
4445 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
4446 (regstat_bb_compute_ri): Skip debug insns.
4447 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
4448 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
4449 check_loop_closed_ssa_stmt): Skip debug stmts.
4450 * tree-tailcall.c (find_tail_calls): Likewise.
4451 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
4452 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
4453 (build_var_debug_value_stat): Declare.
4454 (build_var_debug_value): Define.
4455 (target_for_debug_bind): Declare.
4456 * reload.c (find_equiv_reg): Skip debug insns.
4457 * rtlanal.c (reg_used_between_p): Skip debug insns.
4458 (side_effects_p): Likewise.
4459 (canonicalize_condition): Likewise.
4460 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
4461 insns never depend on debug insns.
4462 (create_ddg_dep_no_link): Likewise.
4463 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
4464 Don't add inter-loop dependencies for debug insns.
4465 (build_intra_loop_deps): Likewise.
4466 (create_ddg): Count debug insns.
4467 * ddg.h (struct ddg::num_debug): New.
4468 (num_backargs): Pair up with previous int field.
4469 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
4470 -fcompare-debug-second.
4471 * final.c (get_attr_length_1): Skip debug insns.
4472 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
4473 * gcc.c (invoke_as): Call compare-debug-dump-opt.
4474 (driver_self_specs): Map -fdump-final-insns to
4475 -fdump-final-insns=..
4476 (get_local_tick): New.
4477 (compare_debug_dump_opt_spec_function): Test for . argument and
4478 compute output name. Compute temp output spec without flag name.
4479 Compute -frandom-seed.
4480 (OPT): Undef after use.
4481 * cfgloopanal.c (num_loop_insns): Skip debug insns.
4482 (average_num_loop_insns): Likewise.
4483 * params.h (MIN_NONDEBUG_INSN_UID): New.
4484 * gimple.def (GIMPLE_DEBUG): New.
4485 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
4486 * auto-inc-dec.c (merge_in_block): Skip debug insns.
4487 (merge_in_block): Fix whitespace.
4488 * toplev.c (flag_var_tracking): Update comment.
4489 (flag_var_tracking_assignments): New.
4490 (flag_var_tracking_assignments_toggle): New.
4491 (process_options): Don't open final insns dump file if we're not
4492 going to write to it. Compute defaults for var_tracking.
4493 * df-scan.c (df_insn_rescan_debug_internal): New.
4494 (df_uses_record): Handle debug insns.
4495 * haifa-sched.c (ready): Initialize n_debug.
4496 (contributes_to_priority): Skip debug insns.
4497 (dep_list_size): New.
4499 (rank_for_schedule): Likewise. Schedule debug insns as soon as
4500 they're ready. Disregard previous debug insns to make decisions.
4501 (queue_insn): Never queue debug insns.
4502 (ready_add, ready_remove_first, ready_remove): Count debug insns.
4503 (schedule_insn): Don't reject debug insns because of issue rate.
4504 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
4505 (queue_to_ready): Skip and discount debug insns.
4506 (choose_ready): Let debug insns through.
4507 (schedule_block): Check boundary debug insns. Discount debug
4508 insns, schedule them early. Adjust whitespace.
4509 (set_priorities): Check for boundary debug insns.
4510 (add_jump_dependencies): Use dep_list_size.
4511 (prev_non_location_insn): New.
4512 (check_cfg): Use it.
4513 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
4515 (remove_unused_ivs): Reset debug stmts.
4516 * modulo-sched.c (const_iteration_count): Skip debug insns.
4517 (res_MII): Discount debug insns.
4518 (loop_single_full_bb_p): Skip debug insns.
4519 (sms_schedule): Likewise.
4520 (sms_schedule_by_order): Likewise.
4521 (ps_has_conflicts): Likewise.
4522 * caller-save.c (refmarker_fn): New.
4523 (save_call_clobbered_regs): Replace regs with saved mem in
4525 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
4526 Call refmarker_fn mark for hardregnos.
4527 (mark_reg_as_referenced): New.
4528 (replace_reg_with_saved_mem): New.
4529 * ipa-pure-const.c (check_stmt): Skip debug stmts.
4530 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
4532 (cse_extended_basic_block): Skip debug insns.
4533 (count_reg_usage): Likewise.
4534 (is_dead_reg): New, split out of...
4535 (set_live_p): ... here.
4536 (insn_live_p): Use it for debug insns.
4537 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
4538 (execute_optimize_stdarg): Likewise.
4539 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
4540 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
4541 changes in debug stmts as changes.
4542 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
4543 (moveup_expr): Don't move across debug insns. Don't move
4544 debug insn if it would create a bookkeeping block.
4545 (moveup_expr_cached): Don't use cache for debug insns that
4546 are heads of blocks.
4547 (compute_av_set_inside_bb): Skip debug insns.
4548 (sel_rank_for_schedule): Schedule debug insns first. Remove
4550 (block_valid_for_bookkeeping_p); Support lax searches.
4551 (create_block_for_bookkeeping): Adjust block numbers when
4552 encountering debug-only blocks.
4553 (find_place_for_bookkeeping): Deal with debug-only blocks.
4554 (generate_bookkeeping_insn): Accept no place to insert.
4555 (remove_temp_moveop_nops): New argument full_tidying.
4556 (prepare_place_to_insert): Deal with debug insns.
4557 (advance_state_on_fence): Debug insns don't start cycles.
4558 (update_boundaries): Take fence as argument. Deal with
4560 (schedule_expr_on_boundary): No full_tidying on debug insns.
4561 (fill_insns): Deal with debug insns.
4562 (track_scheduled_insns_and_blocks): Don't count debug insns.
4563 (need_nop_to_preserve_insn_bb): New, split out of...
4564 (remove_insn_from_stream): ... this.
4565 (fur_orig_expr_not_found): Skip debug insns.
4566 * rtl.def (VALUE): Move up.
4568 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
4569 (nearest_common_dominator_of_uses): Take debug_stmts argument.
4570 Set it if debug stmts are found.
4571 (statement_sink_location): Skip debug stmts. Propagate
4572 moving defs into debug stmts.
4573 * ifcvt.c (first_active_insn): Skip debug insns.
4574 (last_active_insns): Likewise.
4575 (cond_exec_process_insns): Likewise.
4576 (noce_process_if_block): Likewise.
4577 (check_cond_move_block): Likewise.
4578 (cond_move_convert_if_block): Likewise.
4579 (block_jumps_and_fallthru_p): Likewise.
4580 (dead_or_predicable): Likewise.
4581 * dwarf2out.c (debug_str_hash_forced): New.
4582 (find_AT_string): Add comment.
4583 (gen_label_for_indirect_string): New.
4584 (get_debug_string_label): New.
4585 (AT_string_form): Use it.
4586 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
4587 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
4588 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
4589 several operations that cannot be represented with DWARF opcodes.
4590 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
4591 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
4592 (dwarf2out_var_location): Take during-call mark into account.
4593 (output_indirect_string): Update comment. Output if there are
4594 label and references.
4595 (prune_indirect_string): New.
4596 (prune_unused_types): Call it if debug_str_hash_forced.
4597 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
4598 (dw_long_long_const): Remove.
4599 (struct dw_val_struct): Change val_long_long type to rtx.
4600 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
4601 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
4602 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
4603 component instead of HOST_BITS_PER_LONG.
4604 (output_loc_operands): Likewise. For const8* assert
4605 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
4606 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
4607 rather than HOST_BITS_PER_LONG is >= 64.
4608 (add_AT_long_long): Remove val_hi and val_lo arguments, add
4610 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
4611 HOST_BITS_PER_LONG for dw_val_class_long_long.
4612 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
4613 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
4614 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
4616 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
4617 Handle DW_OP_implicit_value.
4618 (extract_int): Move prototype earlier.
4619 (mem_loc_descriptor): For SUBREG punt if inner
4620 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
4621 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
4622 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
4623 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
4624 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
4625 instead of Pmode size.
4626 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
4627 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
4628 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
4629 (concat_loc_descriptor, concatn_loc_descriptor,
4630 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
4631 (add_location_or_const_value_attribute): Likewise. For single
4632 location loc_lists attempt to use add_const_value_attribute
4633 for constant decls. Add DW_AT_const_value even if
4634 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
4636 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
4637 (control_flow_insn_p): Likewise.
4638 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
4639 (separate_decls_in_region_debug_bind): New.
4640 (separate_decls_in_region): Process debug bind stmts afterwards.
4641 * recog.c (verify_changes): Handle debug insns.
4642 (extract_insn): Likewise.
4643 (peephole2_optimize): Skip debug insns.
4644 * dse.c (scan_insn): Skip debug insns.
4645 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
4647 (setup_id_for_insn): Handle debug insns.
4648 (maybe_tidy_empty_bb): Adjust whitespace.
4649 (tidy_control_flow): Skip debug insns.
4650 (sel_remove_insn): Adjust for debug insns.
4651 (sel_estimate_number_of_insns): Skip debug insns.
4652 (create_insn_rtx_from_pattern): Handle debug insns.
4653 (create_copy_of_insn_rtx): Likewise.
4654 * sel-sched-.h (sel_bb_end): Declare.
4655 (sel_bb_empty_or_nop_p): New.
4656 (get_all_loop_exits): Use it.
4657 (_eligible_successor_edge_p): Likewise.
4658 (return_nop_to_pool): Adjust.
4659 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
4660 * ira-lives.c (process_bb_node_lives): Skip debug insns.
4661 * gimple-pretty-print.c (dump_gimple_debug): New.
4662 (dump_gimple_stmt): Use it.
4663 (dump_bb_header): Skip gimple debug stmts.
4664 * regmove.c (optimize_reg_copy_1): Discount debug insns.
4665 (fixup_match_2): Likewise.
4666 (regmove_backward_pass): Likewise. Simplify combined
4667 replacement. Handle debug insns.
4668 * function.c (instantiate_virtual_regs): Handle debug insns.
4669 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
4670 * print-rtl.h: Include cselib.h.
4671 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
4672 * df.h (df_inns_rescan_debug_internal): Declare.
4673 * gcse.c (alloc_hash_table): Estimate n_insns.
4674 (cprop_insn): Don't regard debug insns as changes.
4675 (bypass_conditional_jumps): Skip debug insns.
4676 (one_pre_gcse_pass): Adjust.
4677 (one_code_hoisting_pass): Likewise.
4678 (compute_ld_motion_mems): Skip debug insns.
4679 (one_cprop_pass): Adjust.
4680 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
4681 (if_convertible_stmt_p): Handle debug stmts.
4682 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
4683 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
4684 * ira-build.c (create_bb_allocnos): Skip debug insns.
4685 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
4686 (has_single_use): Likewise.
4687 (single_imm_use): Likewise.
4688 (num_imm_uses): Likewise.
4689 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
4690 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
4691 (create_outofssa_var_map): Likewise.
4692 * lower-subreg.c (adjust_decomposed_uses): New.
4693 (resolve_debug): New.
4694 (decompose_multiword_subregs): Use it.
4695 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
4696 * emit-rtl.c: Include params.h.
4697 (cur_debug_insn_uid): Define.
4698 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
4699 (copy_rtx_if_shared_1): Handle debug insns.
4700 (reset_used_flags): Likewise.
4701 (set_used_flags): LIkewise.
4702 (get_max_insn_count): New.
4703 (next_nondebug_insn): New.
4704 (prev_nondebug_insn): New.
4705 (make_debug_insn_raw): New.
4706 (emit_insn_before_noloc): Handle debug insns.
4707 (emit_jump_insn_before_noloc): Likewise.
4708 (emit_call_insn_before_noloc): Likewise.
4709 (emit_debug_insn_before_noloc): New.
4710 (emit_insn_after_noloc): Handle debug insns.
4711 (emit_jump_insn_after_noloc): Likewise.
4712 (emit_call_insn_after_noloc): Likewise.
4713 (emit_debug_insn_after_noloc): Likewise.
4714 (emit_insn_after): Take loc from earlier non-debug insn.
4715 (emit_jump_insn_after): Likewise.
4716 (emit_call_insn_after): Likewise.
4717 (emit_debug_insn_after_setloc): New.
4718 (emit_debug_insn_after): New.
4719 (emit_insn_before): Take loc from later non-debug insn.
4720 (emit_jump_insn_before): Likewise.
4721 (emit_call_insn_before): Likewise.
4722 (emit_debug_insn_before_setloc): New.
4723 (emit_debug_insn_before): New.
4724 (emit_insn): Handle debug insns.
4725 (emit_debug_insn): New.
4726 (emit_jump_insn): Handle debug insns.
4727 (emit_call_insn): Likewise.
4729 (init_emit): Take min-nondebug-insn-uid into account.
4730 Initialize cur_debug_insn_uid.
4731 (emit_copy_of_insn_after): Handle debug insns.
4732 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
4733 location of single rhs in place.
4734 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
4735 (floor_sdiv_adjust): New.
4736 (cell_sdiv_adjust): New.
4737 (cell_udiv_adjust): New.
4738 (round_sdiv_adjust): New.
4739 (round_udiv_adjust): New.
4740 (wrap_constant): Moved from cselib.
4741 (unwrap_constant): New.
4742 (expand_debug_expr): New.
4743 (expand_debug_locations): New.
4744 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
4746 (gimple_expand_cfg): Expand debug locations.
4747 * cselib.c: Include tree-pass.h.
4748 (struct expand_value_data): New.
4749 (cselib_record_sets_hook): New.
4750 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
4751 (cselib_clear_table): Move, and implemnet in terms of...
4752 (cselib_reset_table_with_next_value): ... this.
4753 (cselib_get_next_unknown_value): New.
4754 (discard_useless_locs): Don't discard preserved values.
4755 (cselib_preserve_value): New.
4756 (cselib_preserved_value_p): New.
4757 (cselib_preserve_definitely): New.
4758 (cselib_clear_preserve): New.
4759 (cselib_preserve_only_values): New.
4760 (new_cselib_val): Take rtx argument. Dump it in details.
4761 (cselib_lookup_mem): Adjust.
4762 (expand_loc): Take regs_active in struct. Adjust. Silence
4763 dumps unless details are requested.
4764 (cselib_expand_value_rtx_cb): New.
4765 (cselib_expand_value_rtx): Rename and reimplment in terms of...
4766 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
4767 without details. Copy more subregs. Try to resolve values
4768 using a callback. Wrap constants.
4769 (cselib_subst_to_values): Adjust.
4770 (cselib_log_lookup): New.
4771 (cselib_lookup): Call it.
4772 (cselib_invalidate_regno): Don't count preserved values as useless.
4773 (cselib_invalidate_mem): Likewise.
4774 (cselib_record_set): Likewise.
4775 (struct set): Renamed to cselib_set, moved to cselib.h.
4776 (cselib_record_sets): Adjust. Call hook.
4777 (cselib_process_insn): Reset table when it would be cleared.
4778 (dump_cselib_val): New.
4779 (dump_cselib_table): New.
4780 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
4781 (remove_forwarder_block): Support moving debug stmts.
4782 * cselib.h (cselib_record_sets_hook): Declare.
4783 (cselib_expand_callback): New type.
4784 (cselib_expand_value_rtx_cb): Declare.
4785 (cselib_reset_table_with_next_value): Declare.
4786 (cselib_get_next_unknown_value): Declare.
4787 (cselib_preserve_value): Declare.
4788 (cselib_preserved_value_p): Declare.
4789 (cselib_preserve_only_values): Declare.
4790 (dump_cselib_table): Declare.
4791 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
4792 (try_crossjump_to_edge): Likewise.
4793 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
4794 dominated blocks when debug stmts are present.
4795 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
4796 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
4797 (set_var_live_on_entry): Likewise.
4798 * loop-invariant.c (find_invariants_bb): Skip debug insns.
4799 * cfglayout.c (curr_location, last_location): Make static.
4800 (set_curr_insn_source_location): Don't avoid bouncing.
4801 (get_curr_insn_source_location): New.
4802 (get_curr_insn_block): New.
4803 (duplicate_insn_chain): Handle debug insns.
4804 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
4806 * common.opt (fcompare-debug): Move to sort order.
4807 (fdump-unnumbered-links): Likewise.
4808 (fvar-tracking-assignments): New.
4809 (fvar-tracking-assignments-toggle): New.
4810 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
4811 because of debug stmts.
4812 (mark_stmt_if_obviously_necessary): Mark debug stmts.
4813 (eliminate_unnecessary_stmts): Walk dominated blocks before
4815 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
4816 * ira.c (memref_used_between_p): Skip debug insns.
4817 (update_equiv_regs): Likewise.
4818 * sched-deps.c (sd_lists_size): Accept empty list.
4819 (sd_init_insn): Mark debug insns.
4820 (sd_finish_insn): Unmark them.
4821 (sd_add_dep): Reject non-debug deps on debug insns.
4822 (fixup_sched_groups): Give debug insns group treatment.
4824 (sched_analyze_reg): Don't mark debug insns for sched before call.
4825 (sched_analyze_2): Handle debug insns.
4826 (sched_analyze_insn): Compute next non-debug insn. Handle debug
4828 (deps_analyze_insn): Handle debug insns.
4829 (deps_start_bb): Skip debug insns.
4830 (init_deps): Initialize last_debug_insn.
4831 * tree-ssa.c (target_for_debug_bind): New.
4832 (find_released_ssa_name): New.
4833 (propagate_var_def_into_debug_stmts): New.
4834 (propagate_defs_into_debug_stmts): New.
4835 (verify_ssa): Skip debug bind stmts without values.
4836 (warn_uninialized_vars): Skip debug stmts.
4837 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
4838 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
4839 (rtx_equal_p): Likewise.
4840 * ira-costs.c (scan_one_insn): Skip debug insns.
4841 (process_bb_node_for_hard_reg_moves): Likewise.
4842 * rtl.h (DEBUG_INSN_P): New.
4843 (NONDEBUG_INSN_P): New.
4844 (MAY_HAVE_DEBUG_INSNS): New.
4845 (INSN_P): Accept debug insns.
4846 (RTX_FRAME_RELATED_P): Likewise.
4847 (INSN_DELETED_P): Likewise
4848 (PAT_VAR_LOCATION_DECL): New.
4849 (PAT_VAR_LOCATION_LOC): New.
4850 (PAT_VAR_OCATION_STATUS): New.
4851 (NOTE_VAR_LOCATION_DECL): Reimplement.
4852 (NOTE_VAR_LOCATION_LOC): Likewise.
4853 (NOTE_VAR_LOCATION_STATUS): Likewise.
4854 (INSN_VAR_LOCATION): New.
4855 (INSN_VAR_LOCATION_DECL): New.
4856 (INSN_VAR_LOCATION_LOC): New.
4857 (INSN_VAR_LOCATION_STATUS): New.
4858 (gen_rtx_UNKNOWN_VAR_LOC): New.
4859 (VAR_LOC_UNKNOWN_P): New.
4860 (NOTE_DURING_CALL_P): New.
4861 (SCHED_GROUP_P): Accept debug insns.
4862 (emit_debug_insn_before): Declare.
4863 (emit_debug_insn_before_noloc): Declare.
4864 (emit_debug_insn_beore_setloc): Declare.
4865 (emit_debug_insn_after): Declare.
4866 (emit_debug_insn_after_noloc): Declare.
4867 (emit_debug_insn_after_setloc): Declare.
4868 (emit_debug_insn): Declare.
4869 (make_debug_insn_raw): Declare.
4870 (prev_nondebug_insn): Declare.
4871 (next_nondebug_insn): Declare.
4872 (delegitimize_mem_from_attrs): Declare.
4873 (get_max_insn_count): Declare.
4874 (wrap_constant): Declare.
4875 (unwrap_constant): Declare.
4876 (get_curr_insn_source_location): Declare.
4877 (get_curr_insn_block): Declare.
4878 * tree-inline.c (insert_debug_decl_map): New.
4879 (processing_debug_stmt): New.
4880 (remap_decl): Don't create new mappings in debug stmts.
4881 (remap_gimple_op_r): Don't add references in debug stmts.
4882 (copy_tree_body_r): Likewise.
4883 (remap_gimple_stmt): Handle debug bind stmts.
4884 (copy_bb): Skip debug stmts.
4885 (copy_edges_for_bb): Likewise.
4886 (copy_debug_stmt): New.
4887 (copy_debug_stmts): New.
4888 (copy_body): Copy debug stmts at the end.
4889 (insert_init_debug_bind): New.
4890 (insert_init_stmt): Take id. Skip and emit debug stmts.
4891 (setup_one_parameter): Remap variable earlier, register debug mapping.
4892 (estimate_num_insns): Skip debug stmts.
4893 (expand_call_inline): Preserve debug_map.
4894 (optimize_inline_calls): Check for no debug_stmts left-overs.
4895 (unsave_expr_now): Preserve debug_map.
4896 (copy_gimple_seq_and_replace_locals): Likewise.
4897 (tree_function_versioning): Check for no debug_stmts left-overs.
4898 Init and destroy debug_map as needed. Split edges unconditionally.
4899 (build_duplicate_type): Init and destroy debug_map as needed.
4900 * tree-inline.h: Include gimple.h instead of pointer-set.h.
4901 (struct copy_body_data): Add debug_stmts and debug_map.
4902 * sched-int.h (struct ready_list): Add n_debug.
4903 (struct deps): Add last_debug_insn.
4904 (DEBUG_INSN_SCHED_P): New.
4905 (BOUNDARY_DEBUG_INSN_P): New.
4906 (SCHEDULE_DEBUG_INSN_P): New.
4907 (sd_iterator_cond): Accept empty list.
4908 * combine.c (create_log_links): Skip debug insns.
4909 (combine_instructions): Likewise.
4910 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
4911 return value is always unshared.
4912 (struct rtx_subst_pair): New.
4913 (auto_adjust_pair): New.
4914 (propagate_for_debug_subst): New.
4915 (propagate_for_debug): New.
4916 (try_combine): Skip debug insns. Propagate removed defs into
4918 (next_nonnote_nondebug_insn): New.
4919 (distribute_notes): Use it. Skip debug insns.
4920 (distribute_links): Skip debug insns.
4921 * tree-outof-ssa.c (set_location_for_edge): Likewise.
4922 * resource.c (mark_target_live_regs): Likewise.
4923 * var-tracking.c: Include cselib.h and target.h.
4924 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
4926 (micro_operation_type_name): New.
4927 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
4928 (struct micro_operation_def): Update comments.
4929 (decl_or_value): New type. Use instead of decls.
4930 (struct emit_note_data_def): Add vars.
4931 (struct attrs_def): Use decl_or_value.
4932 (struct variable_tracking_info_def): Add permp, flooded.
4933 (struct location_chain_def): Update comment.
4934 (struct variable_part_def): Use decl_or_value.
4935 (struct variable_def): Make var_part a variable length array.
4937 (scratch_regs): New.
4938 (cselib_hook_called): New.
4939 (dv_is_decl_p): New.
4940 (dv_is_value_p): New.
4943 (dv_as_opaque): New.
4944 (dv_onepart_p): New.
4946 (IS_DECL_CODE): New.
4947 (check_value_is_not_decl): New.
4948 (dv_from_decl): New.
4949 (dv_from_value): New.
4950 (dv_htab_hash): New.
4951 (variable_htab_hash): Use it.
4952 (variable_htab_eq): Support values.
4953 (variable_htab_free): Free from the right pool.
4954 (attrs_list_member, attrs_list_insert): Use decl_or_value.
4955 (attrs_list_union): Adjust.
4956 (attrs_list_mpdv_union): New.
4957 (tie_break_pointers): New.
4958 (canon_value_cmp): New.
4959 (unshare_variable): Return possibly-modified slot.
4960 (vars_copy_1): Adjust.
4961 (var_reg_decl_set): Adjust. Split out of...
4962 (var_reg_set): ... this.
4963 (get_init_value): Adjust.
4964 (var_reg_delete_and_set): Adjust.
4965 (var_reg_delete): Adjust.
4966 (var_regno_delete): Adjust.
4967 (var_mem_decl_set): Split out of...
4968 (var_mem_set): ... this.
4969 (var_mem_delete_and_set): Adjust.
4970 (var_mem_delete): Adjust.
4974 (variable_union): Adjust. Speed up merge of 1-part vars.
4975 (variable_canonicalize): Use unshared slot.
4976 (VALUED_RECURSED_INTO): New.
4977 (find_loc_in_1pdv): New.
4978 (struct dfset_merge): New.
4979 (insert_into_intersection): New.
4980 (intersect_loc_chains): New.
4982 (canonicalize_loc_order_check): New.
4983 (canonicalize_values_mark): New.
4984 (canonicalize_values_star): New.
4985 (variable_merge_over_cur): New.
4986 (variable_merge_over_src): New.
4987 (dataflow_set_merge): New.
4988 (dataflow_set_equiv_regs): New.
4989 (remove_duplicate_values): New.
4990 (struct dfset_post_merge): New.
4991 (variable_post_merge_new_vals): New.
4992 (variable_post_merge_perm_vals): New.
4993 (dataflow_post_merge_adjust): New.
4994 (find_mem_expr_in_1pdv): New.
4995 (dataflow_set_preserve_mem_locs): New.
4996 (dataflow_set_remove_mem_locs): New.
4997 (dataflow_set_clear_at_call): New.
4998 (onepart_variable_different_p): New.
4999 (variable_different_p): Use it.
5000 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
5001 (track_expr_p): Add need_rtl parameter. Don't generate rtl
5003 (track_loc_p): Pass it true.
5004 (struct count_use_info): New.
5005 (find_use_val): New.
5006 (replace_expr_with_values): New.
5008 (use_type): New, partially split out of...
5009 (count_uses): ... this. Count new micro-ops.
5010 (count_uses_1): Adjust.
5011 (count_stores): Adjust.
5012 (count_with_sets): New.
5013 (VAL_NEEDS_RESOLUTION): New.
5014 (VAL_HOLDS_TRACK_EXPR): New.
5015 (VAL_EXPR_IS_COPIED): New.
5016 (VAL_EXPR_IS_CLOBBERED): New.
5017 (add_uses): Adjust. Generate new micro-ops.
5018 (add_uses_1): Adjust.
5019 (add_stores): Generate new micro-ops.
5020 (add_with_sets): New.
5021 (find_src_status): Adjust.
5022 (find_src_set_src): Adjust.
5023 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
5024 Handle new micro-ops. Canonicalize value equivalances.
5025 (vt_find_locations): Compute total size of hash tables for
5026 dumping. Perform merge for var-tracking-assignments. Don't
5027 disregard single-block loops.
5028 (dump_attrs_list): Handle decl_or_value.
5029 (dump_variable): Take variable. Deal with decl_or_value.
5030 (dump_variable_slot): New.
5031 (dump_vars): Use it.
5032 (dump_dataflow_sets): Adjust.
5033 (set_slot_part): New, extended to support one-part variables
5034 after splitting out of...
5035 (set_variable_part): ... this.
5036 (clobber_slot_part): New, split out of...
5037 (clobber_variable_part): ... this.
5038 (delete_slot_part): New, split out of...
5039 (delete_variable_part): .... this.
5040 (check_wrap_constant): New.
5041 (vt_expand_loc_callback): New.
5042 (vt_expand_loc): New.
5043 (emit_note_insn_var_location): Adjust. Handle values. Handle
5044 EMIT_NOTE_AFTER_CALL_INSN.
5045 (emit_notes_for_differences_1): Adjust. Handle values.
5046 (emit_notes_for_differences_2): Likewise.
5047 (emit_notes_for_differences): Adjust.
5048 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
5049 Adjust. Handle new micro-ops.
5050 (vt_add_function_parameters): Adjust. Create and bind values.
5051 (vt_initialize): Adjust. Initialize scratch_regs and
5052 valvar_pool, flooded and perm.. Initialize and use cselib. Log
5053 operations. Move some code to count_with_sets and add_with_sets.
5054 (delete_debug_insns): New.
5055 (vt_debug_insns_local): New.
5056 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
5058 (var_tracking_main): If var-tracking-assignments is enabled
5059 but var-tracking isn't, delete debug insns and leave. Likewise
5060 if we exceed limits or fail the stack adjustments tests, and
5061 after all var-tracking processing.
5062 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
5063 (dataflow_set): Add traversed_vars.
5064 (value_chain, const_value_chain): New typedefs.
5065 (value_chain_pool, value_chains): New variables.
5066 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
5067 add_value_chains, add_cselib_value_chains, remove_value_chain,
5068 remove_value_chains, remove_cselib_value_chains): New functions.
5069 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
5070 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
5072 (shared_hash_find_slot_unshare, shared_hash_find_slot,
5073 shared_hash_find_slot_noinsert, shared_hash_find): Update.
5074 (dst_can_be_shared): New variable.
5075 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
5076 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
5077 different from set->vars, look up slot again instead of using the
5079 (dataflow_set_init): Initialize traversed_vars.
5080 (variable_union): Use shared_hash_*. Use initially NO_INSERT
5081 lookup if set->vars is shared. Don't keep slot cleared before
5082 calling unshare_variable. Unshare set->vars if needed. Adjust
5083 unshare_variable callers. Clear dst_can_be_shared if needed.
5084 Even ->refcount == 1 vars must be unshared if set->vars is shared
5085 and var needs to be modified.
5086 (dataflow_set_union): Set traversed_vars during canonicalization.
5087 (VALUE_CHANGED, DECL_CHANGED): Define.
5088 (set_dv_changed, dv_changed_p): New static inlines.
5089 (track_expr_p): Clear DECL_CHANGED.
5090 (dump_dataflow_sets): Set it.
5091 (variable_was_changed): Call set_dv_changed.
5092 (emit_note_insn_var_location): Likewise.
5093 (changed_variables_stack): New variable.
5094 (check_changed_vars_1, check_changed_vars_2): New functions.
5095 (emit_notes_for_changes): Do nothing if changed_variables is
5096 empty. Traverse changed_variables with check_changed_vars_1,
5097 call check_changed_vars_2 on each changed_variables_stack entry.
5098 (emit_notes_in_bb): Add SET argument. Just clear it at the
5099 beginning, use it instead of local &set, don't destroy it at the end.
5100 (vt_emit_notes): Call dataflow_set_clear early on all
5101 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
5102 computed set, dataflow_set_clear also VTI(bb)->in when we are
5103 done with the basic block. Initialize changed_variables_stack,
5104 free it afterwards. If ENABLE_CHECKING verify that after noting
5105 differences to an empty set value_chains hash table is empty.
5106 (vt_initialize): Initialize value_chains and value_chain_pool.
5107 (vt_finalize): Delete value_chains htab, free value_chain_pool.
5108 (variable_tracking_main): Call dump_dataflow_sets before calling
5109 vt_emit_notes, not after it.
5110 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
5111 (propagate_var_def_into_debug_stmts): Declare.
5112 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
5113 (df_set_note): Reject debug insns.
5114 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
5115 add notes to debug insns.
5116 (df_note_bb_compute): Adjust. Likewise.
5117 (df_simulate_uses): Skip debug insns.
5118 (df_simulate_initialize_backwards): Likewise.
5119 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
5120 (subst_stack_regs_pat): Reject debug insns.
5121 (convert_regs_1): Handle debug insns.
5122 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
5123 (print-rtl.o): Depend on cselib.h.
5124 (cselib.o): Depend on TREE_PASS_H.
5125 (var-tracking.o): Depend on cselib.h and TARGET_H.
5126 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
5127 (init_ready_list): Skip boundary debug insns.
5128 (add_branch_dependences): Skip debug insns.
5129 (free_block_dependencies): Check for blocks with only debug insns.
5130 (compute_priorities): Likewise.
5131 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
5132 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
5134 (gimple_build_debug_bind_stat): New.
5135 (empty_body_p): Skip debug stmts.
5136 (gimple_has_side_effects): Likewise.
5137 (gimple_rhs_has_side_effects): Likewise.
5138 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
5139 (gimple_build_debug_bind_stat): Declare.
5140 (gimple_build_debug_bind): Define.
5141 (is_gimple_debug): New.
5142 (gimple_debug_bind_p): New.
5143 (gimple_debug_bind_get_var): New.
5144 (gimple_debug_bind_get_value): New.
5145 (gimple_debug_bind_get_value_ptr): New.
5146 (gimple_debug_bind_set_var): New.
5147 (gimple_debug_bind_set_value): New.
5148 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
5149 (gimple_debug_bind_reset_value): New.
5150 (gimple_debug_bind_has_value_p): New.
5151 (gsi_next_nondebug): New.
5152 (gsi_prev_nondebug): New.
5153 (gsi_start_nondebug_bb): New.
5154 (gsi_last_nondebug_bb): New.
5155 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
5156 (print_insn): Handle DEBUG_INSN.
5157 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
5158 of first insn prevail.
5159 (first_stmt): Skip debug stmts.
5160 (first_non_label_stmt): Likewise.
5161 (last_stmt): Likewise.
5162 (has_zero_uses_1): New.
5163 (single_imm_use_1): New.
5164 (verify_gimple_debug): New.
5165 (verify_types_in_gimple_stmt): Handle debug stmts.
5166 (verify_stmt): Likewise.
5167 (debug_loop_num): Skip debug stmts.
5168 (remove_edge_and_dominated_blocks): Remove dominators last.
5169 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
5170 (linearize_expr): Likewise.
5171 * config/i386/i386.c (ix86_delegitimize_address): Call
5172 default implementation.
5173 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
5174 (group_barrier_needed): Skip debug insns.
5175 (emit_insn_group_barriers): Likewise.
5176 (emit_all_insn_group_barriers): Likewise.
5177 (ia64_variable_issue): Handle debug insns.
5178 (ia64_dfa_new_cycle): Likewise.
5179 (final_emit_insn_group_barriers): Skip debug insns.
5180 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
5181 def cfa without frame.
5182 (process_set): Likewise.
5183 (process_for_unwind_directive): Pass frame on.
5184 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
5185 (rs6000_delegitimize_address): New.
5186 (rs6000_debug_adjust_cost): Handle debug insns.
5187 (is_microcoded_insn): Likewise.
5188 (is_cracked_insn): Likewise.
5189 (is_nonpipeline_insn): Likewise.
5190 (insn_must_be_first_in_group): Likewise.
5191 (insn_must_be_last_in_group): Likewise.
5192 (force_new_group): Likewise.
5193 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
5194 contains only debug insns.
5195 (rtl_merge_blocks): Skip debug insns.
5196 (purge_dead_edges): Likewise.
5197 (rtl_block_ends_with_call_p): Skip debug insns.
5198 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
5199 (mark_reg_dependencies): Skip debug insns.
5200 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
5201 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
5202 * tree-ssa-threadedge.c
5203 (record_temporary_equivalences_from_stmts): Skip debug stmts.
5204 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
5205 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
5206 (copyprop_hardreg_forward_1): Handle debug insns.
5207 * reload1.c (reload): Skip debug insns. Replace unassigned
5208 pseudos in debug insns with their equivalences.
5209 (eliminate_regs_in_insn): Skip debug insns.
5210 (emit_input_reload_insns): Skip debug insns at first, adjust
5212 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
5213 (get_indirect_ref_operands): Pass opf_no_vops on.
5214 (get_expr_operands): Likewise. Skip debug stmts.
5215 (parse_ssa_operands): Scan debug insns with opf_no_vops.
5217 2009-09-01 Richard Henderson <rth@redhat.com>
5219 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
5220 stmt_ends_pp_p statements at least once.
5221 * tree-vrp.c (vrp_initialize): Likewise.
5222 (vrp_visit_stmt): Be prepared for non-interesting stmts.
5224 2009-09-01 Dodji Seketeli <dodji@redhat.com>
5227 Fix AIX bootstrap after PR debug/30161
5228 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
5229 that is a GNU extension.
5230 (tmpl_value_parm_die_table): Move the definition of this global
5231 outside #ifdef DWARF2_DEBUGGING_INFO region.
5233 2009-09-01 Richard Guenther <rguenther@suse.de>
5235 * tree.c (tree_expr_size): New function.
5236 * tree.h (tree_expr_size): Declare.
5237 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
5238 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
5239 * langhooks.c (lhd_expr_size): Remove.
5240 * langhooks.h (struct lang_hooks): Remove expr_size.
5241 * explow.c (expr_size): Use tree_expr_size.
5242 (int_expr_size): Likewise.
5243 * langhooks-def.h (lhd_expr_size): Remove.
5244 (LANG_HOOKS_EXPR_SIZE): Likewise.
5245 (LANG_HOOKS_INITIALIZER): Adjust.
5247 2009-09-01 Richard Guenther <rguenther@suse.de>
5249 * tree-flow.h (mark_addressable): Move declaration ...
5250 * tree.h (mark_addressable): ... here.
5251 * stmt.c (expand_asm_operands): Use mark_addressable, not
5252 lang_hooks.mark_addressable.
5253 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
5254 LANG_HOOKS_MARK_ADDRESSABLE.
5255 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
5256 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
5258 2009-08-31 Chris Demetriou <cgd@google.com>
5260 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
5261 vectorize if not TARGET_SSE2.
5263 2009-08-31 DJ Delorie <dj@redhat.com>
5265 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
5266 registers if no coprocessor is enabled.
5268 2009-08-31 Dodji Seketeli <dodji@redhat.com>
5271 * cgraph.h (cgraph_get_node): Declare ...
5272 * cgraph.c (cgraph_get_node): ... new function.
5273 * dwarf2out.c (gen_generic_params_dies,
5274 generic_parameter_die, tree_add_const_value_attribute_for_decl,
5275 make_ith_pack_parameter_name,
5276 append_entry_to_tmpl_value_parm_die_table,
5277 gen_remaining_tmpl_value_param_die_attribute): New functions.
5278 (gen_subprogram_die): Generate debug info for template parameters
5279 if debug info level is higher than DINFO_LEVEL_TERSE.
5280 Use tree_add_const_value_attribute_for_decl instead of
5281 tree_add_const_value_attribute.
5282 (gen_const_die): Use tree_add_const_value_attribute_for_decl
5283 instead of tree_add_const_value_attribute.
5284 (gen_struct_or_union_type_die): Generate debug
5285 info for template parameters if debug info level is higher than
5287 (tree_add_const_value_attribute): Handle integral and pointer
5288 constants. Update comment.
5289 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
5290 (dwarf_attr_name): Support DW_AT_GNU_template_name.
5291 (reference_to_unused): Fix thinko. Remove redundant predicates from
5293 (tree_add_const_value_attribute): Make this work for constant
5295 tree_add_const_value_attribute_for_decl is to be used for variable
5297 (add_location_or_const_value_attribute): Use
5298 tree_add_const_value_attribute_for_decl now.
5299 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
5300 DW_TAG_template_value_param DIEs after function DIEs have been
5302 * langhooks.h (lang_hooks_for_types): Add
5303 get_argument_pack_elems.
5304 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
5305 (lang_hooks): Added get_innermost_generic_parms,
5306 get_innermost_generic_args.
5307 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
5308 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
5309 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
5310 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
5312 2009-08-31 DJ Delorie <dj@redhat.com>
5314 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
5315 it once we start generating the prologue or epilogue.
5316 (mep_call_saves_register): If the frame is locked, re-use
5318 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
5319 (mep_expand_prologue): Call it.
5320 (mep_expand_epilogue): Likewise.
5321 (mep_start_function): Use the same logic as mep_expand_prologue.
5322 (mep_pass_by_reference): Make logic more readable.
5323 (mep_return_in_memory): Zero-sized objects are passed in memory.
5324 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
5326 2009-08-31 Richard Guenther <rguenther@suse.de>
5328 * builtins.c (fold_builtin_memory_op): Use the alias oracle
5329 to query if the memory regions for memmove overlap.
5330 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
5331 asserts on pointers, instead deal with odd trees.
5332 (ptr_derefs_may_alias_p): Likewise.
5333 (refs_may_alias_p_1): Constructor bases also never alias.
5335 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
5337 * doc/install.texi (Final install): Adjust reference on where to
5338 order printed manuals.
5340 2009-08-30 Olivier Hainque <hainque@adacore.com>
5342 * dwarf2out.c (switch_to_frame_table_section): Move
5343 definition prior to first use.
5345 2009-08-30 Richard Guenther <rguenther@suse.de>
5347 PR tree-optimization/41186
5348 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
5349 (ao_ref_init_from_ptr_and_size): New function.
5350 (ref_maybe_used_by_call_p_1): Be more precise tracking
5351 used ranges for builtin functions.
5352 (ref_maybe_used_by_call_p): Adjust.
5353 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
5354 ranges for builtin functions.
5355 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
5357 2009-08-30 Alan Modra <amodra@bigpond.net.au>
5360 * fwprop.c (get_reg_use_in): Delete.
5361 (free_load_extend): New function.
5362 (forward_propagate_subreg): Use it.
5364 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
5366 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
5368 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
5371 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
5374 2009-08-29 Douglas B Rupp <rupp@gnat.com>
5376 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
5377 fini or fini_array section.
5379 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5381 * graphite-dependences.c (graphite_legal_transform_bb): Call
5382 pbb_remove_duplicate_pdrs.
5383 * graphite-poly.c (can_collapse_pdr): Removed.
5384 (pdr_find_duplicate): Removed.
5385 (can_collapse_pdrs): New.
5386 (pbb_remove_duplicate_pdrs): New.
5387 (new_poly_dr): Do not look for duplicates.
5388 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
5389 (PBB_PDR_DUPLICATES_REMOVED): New.
5390 (pbb_remove_duplicate_pdrs): Declared.
5392 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5394 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
5395 the strides by multiplying by PDR_NB_REFS.
5396 * graphite-poly.c (can_collapse_pdr): New.
5397 (pdr_find_duplicate): New.
5398 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
5399 Initialize PDR_NB_REFS.
5400 * graphite-poly.h (struct poly_dr): Add field nb_refs.
5402 (new_poly_dr): Number of subscripts is a graphite_dim_t.
5404 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5407 * graphite-poly.c (apply_poly_transforms): Remove legality test before
5410 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5412 * graphite-dependences.c (pddr_original_scattering): Return NULL
5413 for read-read dependence relations.
5414 * graphite-poly.h (enum poly_dr_type): Fix comment.
5417 (pdr_may_write_p): New.
5419 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5421 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
5422 (struct poly_dr): Same.
5423 (new_poly_dr): Same.
5424 * graphite-poly.c (new_poly_dr): Same.
5425 * graphite-dependences.c (dot_deps): Disable call to system.
5427 2009-08-28 Cary Coutant <ccoutant@google.com>
5430 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
5431 struct/union/enum types local to a function.
5433 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
5434 Sebastian Pop <sebastian.pop@amd.com>
5436 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
5437 pbb_strip_mine_time_depth. Changed the implementation so that
5438 transformation is expressed as a transformation on
5439 time (scatttering) dimensions. Also, ensures that the 2d+1
5440 scheduling format is preserved.
5441 (pbb_strip_mine_profitable_p): Profitability is based on the
5442 iteration number of a given time (scattering) dimension,
5443 and not on a original loop depth dimension.
5444 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
5445 (pbb_do_strip_mine): Call psct_dynamic_dim.
5446 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
5447 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
5448 (pbb_nb_dynamic_scattering_transform): New.
5449 (psct_dynamic_dim): New.
5451 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
5453 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
5454 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
5455 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
5456 * graphite-interchange.c (build_linearized_memory_access): Same.
5457 (memory_stride_in_loop): Same.
5459 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5461 * graphite-dependences.c (pddr_original_scattering): New.
5462 (graphite_legal_transform_dr): Call pddr_original_scattering.
5465 * graphite-dependences.h (dot_deps): Declared.
5466 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
5467 (print_pdr): Print PDR_ID.
5468 * graphite-poly.h (struct poly_dr): Add field id.
5471 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
5473 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5475 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
5476 not delete the original dependence relation.
5478 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5480 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
5481 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
5482 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
5483 (free_poly_ddr): New.
5484 (pddr_is_empty): New.
5485 (dependence_polyhedron_1): Now returns a poly_ddr_p.
5486 (dependence_polyhedron): Same. Remove useless gcc_assert.
5488 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
5489 (graphite_carried_dependence_level_k): Call pddr_is_empty.
5490 * graphite-dependences.h (enum poly_dependence_kind): New.
5491 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
5492 (PDRP_SOURCE): Renamed PDDR_SOURCE.
5493 (PDRP_SINK): Renamed PDDR_SINK.
5494 (PDRP_DDP): Renamed PDDR_DDP.
5496 (free_poly_ddr): Declared.
5497 * graphite-poly.c (new_scop): Use the new hash function names.
5498 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
5499 into original_pddrs.
5500 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
5502 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5504 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
5505 bounds with LT_EXPR to make niter analysis more precise on code
5506 generated by Graphite.
5508 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5510 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
5511 (graphite_legal_transform_bb): Same.
5512 (poly_drs_may_alias_p): Same.
5514 2009-08-28 Richard Guenther <rguenther@suse.de>
5516 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
5518 2009-08-28 Jan Beulich <jbeulich@novell.com>
5520 * config/i386/netware.c: Include langhooks.h.
5521 (i386_nlm_encode_section_info): Simplify.
5522 (netware_override_options): Delete.
5523 * config/i386/netware.h (netware_override_options): Delete
5525 (OVERRIDE_OPTIONS): Delete definition.
5526 (SUBTARGET_OVERRIDE_OPTIONS): Define.
5527 (ASM_COMMENT_START): Define.
5528 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
5530 2009-08-28 Jan Beulich <jbeulich@novell.com>
5532 * configure.ac: For in-tree ld, do a plain version check to
5533 determine whether comdat groups are supported.
5534 * configure: Regenerate.
5536 2009-08-28 Olivier Hainque <hainque@adacore.com>
5538 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
5539 always defined. Reflect definition or absence of such for
5540 COLLECT_EXPORT_LIST. Readability helper.
5541 (scanfilter): New enum, to help control what symbols
5542 are to be considered or ignored by scan_prog_file.
5543 (enum pass): Rename as "scanpass", moved together with scanfilter
5544 prior to scan_prog_file's prototype.
5545 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
5546 Group prototype with the scanpass/scanfilter definitions, factorize
5547 head comments for the several implementations at the prototype.
5548 (main): Reorganize the first pass link control to let AIX
5549 drag only the needed frame tables in executables. Prevent
5550 frame tables collection during the scan aimed at static ctors.
5551 Pre-link and scan for frame tables later to compensate.
5552 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
5553 A C statement to issue assembly directives that create a reference
5554 to the given DWARF table identifier label from the current function
5556 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
5557 to differentiate first time section entry. Only emit a .data
5558 tables start identifier label the first time around.
5559 (switch_to_frame_table_section): New function. Helper for
5560 output_call_frame_info to switch possibly BACK into the eh_frame
5561 or the debug_frame section depending on FOR_EH.
5562 (output_call_frame_info): Use helper to first enter the proper
5564 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
5565 emit a link to the frame table start label from each function
5567 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
5568 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
5569 * config/rs6000/rs6000-protos.h: Declare it.
5570 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
5572 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
5574 * config/sh/sh.c (split_branches): Check the result of
5577 2009-08-27 Steve Ellcey <sje@cup.hp.com>
5579 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
5580 using -pthread -fopenmp
5582 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
5584 * doc/service.texi (service directory): Update URL.
5586 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
5588 PR rtl-optimization/40861
5589 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
5590 extract word from a multi-word subreg for negative byte positions.
5592 2009-08-27 Tristan Gingold <gingold@adacore.com>
5593 Douglas B Rupp <rupp@gnat.com>
5595 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
5596 (SECTION_VMS_OVERLAY): Define.
5597 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
5599 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
5601 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
5602 common_object declarations.
5603 (ia64_section_type_flags): Set section flag for common_object.
5604 * config/ia64/ia64-protos.h
5605 (ia64_vms_output_aligned_decl_common): Declare.
5606 (ia64_vms_elf_asm_named_section): Declare.
5608 2009-08-27 Michael Matz <matz@suse.de>
5610 * expr.c (expand_expr_real_2): New function taking exploded
5611 unary or binary expression, split out from ...
5612 (expand_expr_real_1): ... here. Move over all unary/binary
5613 switch parts to above function, in particular these codes:
5614 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
5615 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
5616 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
5617 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
5618 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
5619 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
5620 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
5621 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
5622 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
5623 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
5624 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
5625 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
5626 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
5627 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
5628 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
5629 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
5630 VEC_PACK_FIX_TRUNC_EXPR.
5631 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
5634 2009-08-27 Richard Guenther <rguenther@suse.de>
5636 * gengtype.c (main): Handle uint64_t.
5637 * ipa-utils.c (get_base_var): Indent properly.
5638 * tree-ssa-live.c (debug_scope_block): New function.
5639 * tree-flow.h (debug_scope_block): Declare.
5640 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
5641 * basic-block.h (enum profile_status): Rename to
5642 enum profile_status_d.
5643 (x_profile_status): Adjust type.
5645 2009-08-27 Dodji Seketeli <dodji@redhat.com>
5648 * dwarf2out.c (get_context_die): Declare this static function.
5649 (gen_type_die_with_usage): Make sure a DIE is a generated for
5650 the context of a typedef.
5652 2009-08-26 Anatoly Sokolov <aesok@post.ru>
5654 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
5657 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
5659 * config/mips/mips-protos.h (mips_output_sync): Declare.
5660 (mips_sync_loop_insns): Likewise.
5661 (mips_output_sync_loop): Replace first two parameters with an rtx.
5662 * config/mips/mips.c (mips_multi_member): New structure.
5663 (mips_multi_members): New variable.
5664 (mips_multi_start): New function.
5665 (mips_multi_add): Likewise.
5666 (mips_multi_add_insn): Likewise.
5667 (mips_multi_add_label): Likewise.
5668 (mips_multi_last_index): Likewise.
5669 (mips_multi_copy_insn): Likewise.
5670 (mips_multi_set_operand): Likewise.
5671 (mips_multi_write): Likewise.
5672 (mips_print_operand_punctuation): Remove '%|' and '%-'.
5673 (mips_init_print_operand_punct): Update accordingly.
5674 (mips_start_ll_sc_sync_block): New function.
5675 (mips_end_ll_sc_sync_block): Likewise.
5676 (mips_output_sync): Likewise.
5677 (mips_sync_insn1_template): Likewise.
5678 (mips_sync_insn2_template): Likewise.
5679 (mips_get_sync_operand): Likewise.
5680 (mips_process_sync_loop): Likewise.
5681 (mips_output_sync_loop): Use mips_process_sync_loop.
5682 (mips_sync_loop_insns): New function.
5683 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
5684 (MIPS_COMPARE_AND_SWAP_12): Likewise.
5685 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
5686 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
5687 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
5688 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
5689 (MIPS_SYNC_OLD_OP_12): Likewise.
5690 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
5691 (MIPS_SYNC_NEW_OP_12): Likewise.
5692 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
5693 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
5694 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
5695 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
5696 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
5697 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
5698 * config/mips/mips.md (sync_mem): New attribute.
5699 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
5700 (sync_exclusive_mask, sync_required_oldval): Likewise.
5701 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
5702 (sync_release_barrier): Likewise.
5703 (length): Handle sync loops.
5704 (sync): Use mips_output_sync.
5705 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
5706 (sync_compare_and_swap<mode>): Set the new sync_* attributes
5707 and use mips_output_sync_loop.
5708 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
5709 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
5710 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
5711 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
5712 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
5713 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
5714 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
5715 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
5716 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
5718 2009-08-26 Richard Guenther <rguenther@suse.de>
5721 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
5722 the types to not match.
5723 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
5725 * tree-ssa.c (useless_type_conversion_p): Conversions to
5726 pointers to unprototyped functions are useless.
5728 2009-08-26 Richard Guenther <rguenther@suse.de>
5730 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
5731 whole-program condition, prepare to be called for non-globals.
5732 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
5733 params build a representative with known type and track its fields.
5735 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
5737 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
5738 clearing by a taken branch.
5739 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
5740 effectively after bbro pass.
5741 (sync_nand<mode>): Ditto.
5742 (sync_old_<fetchop_name><mode>): Ditto.
5743 (sync_old_nand<mode>): Ditto.
5744 (sync_new_<fetchop_name><mode>): Dito.
5745 (sync_new_nand<mode>): Ditto.
5746 (sync_compare_and_swap<mode>_1): Ditto.
5747 (*sync_compare_and_swap<mode>): Ditto.
5748 (sync_lock_test_and_set<mode>_1): Ditto.
5749 ("sync_lock_test_and_set<mode>): Ditto.
5751 2009-08-25 Douglas B Rupp <rupp@gnat.com>
5753 * hwint.h (HOST_LONG_FORMAT): New macro
5754 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
5755 Use HOST_PTR_PRINTF.
5756 * system.h (HOST_PTR_PRINTF): Resurrect old macro
5757 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
5758 (HOST_PTR_PRINTF): Document.
5760 2009-08-25 Jan Hubicka <jh@suse.cz>
5762 * config/i386/bmmintrin.h: Replace by #error.
5765 Michael Meissner <michael.meissner@amd.com>
5766 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5767 Tony Linthicum <tony.linthicum@amd.com>
5769 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
5770 (TARGET_ROUND): New macro for the round/ptest instructions which
5771 are shared between SSE4.1 and SSE5.
5772 (OPTION_MASK_ISA_ROUND): Ditto.
5773 (OPTION_ISA_ROUND): Ditto.
5774 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
5775 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
5777 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
5778 (-mfused-madd): New switch to give users control over whether the
5779 compiler optimizes to use the multiply/add SSE5 instructions.
5781 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
5782 (ix86_handle_option): Turn off 3dnow if -msse5.
5783 (override_options): Add SSE5 support.
5784 (print_operand): %Y prints comparison codes for SSE5 com/pcom
5786 (ix86_expand_sse_movcc): Add SSE5 support.
5787 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
5788 vector type to the next largest size.
5789 (ix86_expand_sse5_pack): New function to use pperm to pack a
5790 vector type to the next smallest size.
5791 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
5792 (IX86_BUILTIN_FMADDSD): Ditto.
5793 (IX86_BUILTIN_FMADDPS): Ditto.
5794 (IX86_BUILTIN_FMADDPD): Ditto.
5795 (IX86_BUILTIN_FMSUBSS): Ditto.
5796 (IX86_BUILTIN_FMSUBSD): Ditto.
5797 (IX86_BUILTIN_FMSUBPS): Ditto.
5798 (IX86_BUILTIN_FMSUBPD): Ditto.
5799 (IX86_BUILTIN_FNMADDSS): Ditto.
5800 (IX86_BUILTIN_FNMADDSD): Ditto.
5801 (IX86_BUILTIN_FNMADDPS): Ditto.
5802 (IX86_BUILTIN_FNMADDPD): Ditto.
5803 (IX86_BUILTIN_FNMSUBSS): Ditto.
5804 (IX86_BUILTIN_FNMSUBSD): Ditto.
5805 (IX86_BUILTIN_FNMSUBPS): Ditto.
5806 (IX86_BUILTIN_FNMSUBPD): Ditto.
5807 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
5808 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
5809 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
5810 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
5811 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
5812 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
5813 (IX86_BUILTIN_PPERM): Ditto.
5814 (IX86_BUILTIN_PERMPS): Ditto.
5815 (IX86_BUILTIN_PERMPD): Ditto.
5816 (IX86_BUILTIN_PMACSSWW): Ditto.
5817 (IX86_BUILTIN_PMACSWW): Ditto.
5818 (IX86_BUILTIN_PMACSSWD): Ditto.
5819 (IX86_BUILTIN_PMACSWD): Ditto.
5820 (IX86_BUILTIN_PMACSSDD): Ditto.
5821 (IX86_BUILTIN_PMACSDD): Ditto.
5822 (IX86_BUILTIN_PMACSSDQL): Ditto.
5823 (IX86_BUILTIN_PMACSSDQH): Ditto.
5824 (IX86_BUILTIN_PMACSDQL): Ditto.
5825 (IX86_BUILTIN_PMACSDQH): Ditto.
5826 (IX86_BUILTIN_PMADCSSWD): Ditto.
5827 (IX86_BUILTIN_PMADCSWD): Ditto.
5828 (IX86_BUILTIN_PHADDBW): Ditto.
5829 (IX86_BUILTIN_PHADDBD): Ditto.
5830 (IX86_BUILTIN_PHADDBQ): Ditto.
5831 (IX86_BUILTIN_PHADDWD): Ditto.
5832 (IX86_BUILTIN_PHADDWQ): Ditto.
5833 (IX86_BUILTIN_PHADDDQ): Ditto.
5834 (IX86_BUILTIN_PHADDUBW): Ditto.
5835 (IX86_BUILTIN_PHADDUBD): Ditto.
5836 (IX86_BUILTIN_PHADDUBQ): Ditto.
5837 (IX86_BUILTIN_PHADDUWD): Ditto.
5838 (IX86_BUILTIN_PHADDUWQ): Ditto.
5839 (IX86_BUILTIN_PHADDUDQ): Ditto.
5840 (IX86_BUILTIN_PHSUBBW): Ditto.
5841 (IX86_BUILTIN_PHSUBWD): Ditto.
5842 (IX86_BUILTIN_PHSUBDQ): Ditto.
5843 (IX86_BUILTIN_PROTB): Ditto.
5844 (IX86_BUILTIN_PROTW): Ditto.
5845 (IX86_BUILTIN_PROTD): Ditto.
5846 (IX86_BUILTIN_PROTQ): Ditto.
5847 (IX86_BUILTIN_PROTB_IMM): Ditto.
5848 (IX86_BUILTIN_PROTW_IMM): Ditto.
5849 (IX86_BUILTIN_PROTD_IMM): Ditto.
5850 (IX86_BUILTIN_PROTQ_IMM): Ditto.
5851 (IX86_BUILTIN_PSHLB): Ditto.
5852 (IX86_BUILTIN_PSHLW): Ditto.
5853 (IX86_BUILTIN_PSHLD): Ditto.
5854 (IX86_BUILTIN_PSHLQ): Ditto.
5855 (IX86_BUILTIN_PSHAB): Ditto.
5856 (IX86_BUILTIN_PSHAW): Ditto.
5857 (IX86_BUILTIN_PSHAD): Ditto.
5858 (IX86_BUILTIN_PSHAQ): Ditto.
5859 (IX86_BUILTIN_FRCZSS): Ditto.
5860 (IX86_BUILTIN_FRCZSD): Ditto.
5861 (IX86_BUILTIN_FRCZPS): Ditto.
5862 (IX86_BUILTIN_FRCZPD): Ditto.
5863 (IX86_BUILTIN_CVTPH2PS): Ditto.
5864 (IX86_BUILTIN_CVTPS2PH): Ditto.
5865 (IX86_BUILTIN_COMEQSS): Ditto.
5866 (IX86_BUILTIN_COMNESS): Ditto.
5867 (IX86_BUILTIN_COMLTSS): Ditto.
5868 (IX86_BUILTIN_COMLESS): Ditto.
5869 (IX86_BUILTIN_COMGTSS): Ditto.
5870 (IX86_BUILTIN_COMGESS): Ditto.
5871 (IX86_BUILTIN_COMUEQSS): Ditto.
5872 (IX86_BUILTIN_COMUNESS): Ditto.
5873 (IX86_BUILTIN_COMULTSS): Ditto.
5874 (IX86_BUILTIN_COMULESS): Ditto.
5875 (IX86_BUILTIN_COMUGTSS): Ditto.
5876 (IX86_BUILTIN_COMUGESS): Ditto.
5877 (IX86_BUILTIN_COMORDSS): Ditto.
5878 (IX86_BUILTIN_COMUNORDSS): Ditto.
5879 (IX86_BUILTIN_COMFALSESS): Ditto.
5880 (IX86_BUILTIN_COMTRUESS): Ditto.
5881 (IX86_BUILTIN_COMEQSD): Ditto.
5882 (IX86_BUILTIN_COMNESD): Ditto.
5883 (IX86_BUILTIN_COMLTSD): Ditto.
5884 (IX86_BUILTIN_COMLESD): Ditto.
5885 (IX86_BUILTIN_COMGTSD): Ditto.
5886 (IX86_BUILTIN_COMGESD): Ditto.
5887 (IX86_BUILTIN_COMUEQSD): Ditto.
5888 (IX86_BUILTIN_COMUNESD): Ditto.
5889 (IX86_BUILTIN_COMULTSD): Ditto.
5890 (IX86_BUILTIN_COMULESD): Ditto.
5891 (IX86_BUILTIN_COMUGTSD): Ditto.
5892 (IX86_BUILTIN_COMUGESD): Ditto.
5893 (IX86_BUILTIN_COMORDSD): Ditto.
5894 (IX86_BUILTIN_COMUNORDSD): Ditto.
5895 (IX86_BUILTIN_COMFALSESD): Ditto.
5896 (IX86_BUILTIN_COMTRUESD): Ditto.
5897 (IX86_BUILTIN_COMEQPS): Ditto.
5898 (IX86_BUILTIN_COMNEPS): Ditto.
5899 (IX86_BUILTIN_COMLTPS): Ditto.
5900 (IX86_BUILTIN_COMLEPS): Ditto.
5901 (IX86_BUILTIN_COMGTPS): Ditto.
5902 (IX86_BUILTIN_COMGEPS): Ditto.
5903 (IX86_BUILTIN_COMUEQPS): Ditto.
5904 (IX86_BUILTIN_COMUNEPS): Ditto.
5905 (IX86_BUILTIN_COMULTPS): Ditto.
5906 (IX86_BUILTIN_COMULEPS): Ditto.
5907 (IX86_BUILTIN_COMUGTPS): Ditto.
5908 (IX86_BUILTIN_COMUGEPS): Ditto.
5909 (IX86_BUILTIN_COMORDPS): Ditto.
5910 (IX86_BUILTIN_COMUNORDPS): Ditto.
5911 (IX86_BUILTIN_COMFALSEPS): Ditto.
5912 (IX86_BUILTIN_COMTRUEPS): Ditto.
5913 (IX86_BUILTIN_COMEQPD): Ditto.
5914 (IX86_BUILTIN_COMNEPD): Ditto.
5915 (IX86_BUILTIN_COMLTPD): Ditto.
5916 (IX86_BUILTIN_COMLEPD): Ditto.
5917 (IX86_BUILTIN_COMGTPD): Ditto.
5918 (IX86_BUILTIN_COMGEPD): Ditto.
5919 (IX86_BUILTIN_COMUEQPD): Ditto.
5920 (IX86_BUILTIN_COMUNEPD): Ditto.
5921 (IX86_BUILTIN_COMULTPD): Ditto.
5922 (IX86_BUILTIN_COMULEPD): Ditto.
5923 (IX86_BUILTIN_COMUGTPD): Ditto.
5924 (IX86_BUILTIN_COMUGEPD): Ditto.
5925 (IX86_BUILTIN_COMORDPD): Ditto.
5926 (IX86_BUILTIN_COMUNORDPD): Ditto.
5927 (IX86_BUILTIN_COMFALSEPD): Ditto.
5928 (IX86_BUILTIN_COMTRUEPD): Ditto.
5929 (IX86_BUILTIN_PCOMEQUB): Ditto.
5930 (IX86_BUILTIN_PCOMNEUB): Ditto.
5931 (IX86_BUILTIN_PCOMLTUB): Ditto.
5932 (IX86_BUILTIN_PCOMLEUB): Ditto.
5933 (IX86_BUILTIN_PCOMGTUB): Ditto.
5934 (IX86_BUILTIN_PCOMGEUB): Ditto.
5935 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
5936 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
5937 (IX86_BUILTIN_PCOMEQUW): Ditto.
5938 (IX86_BUILTIN_PCOMNEUW): Ditto.
5939 (IX86_BUILTIN_PCOMLTUW): Ditto.
5940 (IX86_BUILTIN_PCOMLEUW): Ditto.
5941 (IX86_BUILTIN_PCOMGTUW): Ditto.
5942 (IX86_BUILTIN_PCOMGEUW): Ditto.
5943 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
5944 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
5945 (IX86_BUILTIN_PCOMEQUD): Ditto.
5946 (IX86_BUILTIN_PCOMNEUD): Ditto.
5947 (IX86_BUILTIN_PCOMLTUD): Ditto.
5948 (IX86_BUILTIN_PCOMLEUD): Ditto.
5949 (IX86_BUILTIN_PCOMGTUD): Ditto.
5950 (IX86_BUILTIN_PCOMGEUD): Ditto.
5951 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
5952 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
5953 (IX86_BUILTIN_PCOMEQUQ): Ditto.
5954 (IX86_BUILTIN_PCOMNEUQ): Ditto.
5955 (IX86_BUILTIN_PCOMLTUQ): Ditto.
5956 (IX86_BUILTIN_PCOMLEUQ): Ditto.
5957 (IX86_BUILTIN_PCOMGTUQ): Ditto.
5958 (IX86_BUILTIN_PCOMGEUQ): Ditto.
5959 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
5960 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
5961 (IX86_BUILTIN_PCOMEQB): Ditto.
5962 (IX86_BUILTIN_PCOMNEB): Ditto.
5963 (IX86_BUILTIN_PCOMLTB): Ditto.
5964 (IX86_BUILTIN_PCOMLEB): Ditto.
5965 (IX86_BUILTIN_PCOMGTB): Ditto.
5966 (IX86_BUILTIN_PCOMGEB): Ditto.
5967 (IX86_BUILTIN_PCOMFALSEB): Ditto.
5968 (IX86_BUILTIN_PCOMTRUEB): Ditto.
5969 (IX86_BUILTIN_PCOMEQW): Ditto.
5970 (IX86_BUILTIN_PCOMNEW): Ditto.
5971 (IX86_BUILTIN_PCOMLTW): Ditto.
5972 (IX86_BUILTIN_PCOMLEW): Ditto.
5973 (IX86_BUILTIN_PCOMGTW): Ditto.
5974 (IX86_BUILTIN_PCOMGEW): Ditto.
5975 (IX86_BUILTIN_PCOMFALSEW): Ditto.
5976 (IX86_BUILTIN_PCOMTRUEW): Ditto.
5977 (IX86_BUILTIN_PCOMEQD): Ditto.
5978 (IX86_BUILTIN_PCOMNED): Ditto.
5979 (IX86_BUILTIN_PCOMLTD): Ditto.
5980 (IX86_BUILTIN_PCOMLED): Ditto.
5981 (IX86_BUILTIN_PCOMGTD): Ditto.
5982 (IX86_BUILTIN_PCOMGED): Ditto.
5983 (IX86_BUILTIN_PCOMFALSED): Ditto.
5984 (IX86_BUILTIN_PCOMTRUED): Ditto.
5985 (IX86_BUILTIN_PCOMEQQ): Ditto.
5986 (IX86_BUILTIN_PCOMNEQ): Ditto.
5987 (IX86_BUILTIN_PCOMLTQ): Ditto.
5988 (IX86_BUILTIN_PCOMLEQ): Ditto.
5989 (IX86_BUILTIN_PCOMGTQ): Ditto.
5990 (IX86_BUILTIN_PCOMGEQ): Ditto.
5991 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
5992 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
5993 (enum multi_arg_type): New enum for describing the various SSE5
5994 intrinsic argument types.
5995 (bdesc_multi_arg): New table for SSE5 intrinsics.
5996 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
5997 (ix86_expand_multi_arg_builtin): New function for creating SSE5
5999 (ix86_expand_builtin): Add SSE5 intrinsic support.
6000 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
6001 operand instructions.
6002 (ix86_expand_sse5_multiple_memory): New function to split the
6003 second memory reference from SSE5 instructions.
6004 (type_has_variadic_args_p): Delete in favor of stdarg_p.
6005 (ix86_return_pops_args): Use stdarg_p to determine if the function
6006 has variable arguments.
6007 (ix86_setup_incoming_varargs): Ditto.
6008 (x86_this_parameter): Ditto.
6010 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
6012 (ix86_expand_sse5_pack): Ditto.
6013 (ix86_sse5_valid_op_p): Ditto.
6014 (ix86_expand_sse5_multiple_memory): Ditto.
6016 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
6017 constant for SSE5 support.
6018 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
6019 (UNSPEC_SSE5_TRUEFALSE): Ditto.
6020 (UNSPEC_SSE5_PERMUTE): Ditto.
6021 (UNSPEC_SSE5_ASHIFT): Ditto.
6022 (UNSPEC_SSE5_LSHIFT): Ditto.
6023 (UNSPEC_FRCZ): Ditto.
6024 (UNSPEC_CVTPH2PS): Ditto.
6025 (UNSPEC_CVTPS2PH): Ditto.
6026 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
6028 (COM_FALSE_S): Ditto.
6029 (COM_FALSE_P): Ditto.
6030 (COM_TRUE_S): Ditto.
6031 (COM_TRUE_P): Ditto.
6032 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
6033 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
6035 (memory attribute): Ditto.
6036 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6037 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
6038 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6039 (floor<mode>2): Ditto.
6040 (ceil<mode>2): Ditto.
6041 (btrunc<mode>2): Ditto.
6042 (nearbyintdf2): Ditto.
6043 (nearbyintsf2): Ditto.
6044 (sse_setccsf): Disable if SSE5.
6045 (sse_setccdf): Ditto.
6046 (sse5_setcc<mode>): New support for SSE5 conditional move.
6047 (sse5_pcmov_<mode>): Ditto.
6049 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
6051 (SSEMODEF2P): Ditto.
6052 (ssemodesuffixf4): New mode attribute for SSE5.
6053 (ssemodesuffixf2s): Ditto.
6054 (ssemodesuffixf2c): Ditto.
6055 (sserotatemax): Ditto.
6056 (ssescalarmode): Ditto.
6057 (sse_maskcmpv4sf3): Disable if SSE5.
6058 (sse_maskcmpv2df3): Ditto.
6059 (sse_vmmaskcmpv4sf3): Ditto.
6060 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
6061 (sse5_vmfmadd<mode>4): Ditto.
6062 (sse5_fmsub<mode>4): Ditto.
6063 (sse5_vmfmsub<mode>4): Ditto.
6064 (sse5_fnmadd<mode>4): Ditto.
6065 (sse5_vmfnmadd<mode>4): Ditto.
6066 (sse5_fnmsub<mode>4): Ditto.
6067 (sse5_vmfnmsub<mode>4): Ditto.
6068 (sse5i_fmadd<mode>4): Ditto.
6069 (sse5i_fmsub<mode>4): Ditto.
6070 (sse5i_fnmadd<mode>4): Ditto.
6071 (sse5i_fnmsub<mode>4): Ditto.
6072 (sse5i_vmfmadd<mode>4): Ditto.
6073 (sse5i_vmfmsub<mode>4): Ditto.
6074 (sse5i_vmfnmadd<mode>4): Ditto.
6075 (sse5i_vmfnmsub<mode>4): Ditto.
6076 (mulv16qi3): Add SSE5 support.
6078 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
6079 (sse2_mulv4si3): Disable if SSE5.
6080 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
6081 (sse4_1_roundps): Ditto.
6082 (sse4_1_roundsd): Ditto.
6083 (sse4_1_roundss): Ditto.
6084 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
6086 (sse_maskcmpsf3): Ditto.
6087 (sse_vmmaskcmpv4sf3): Ditto.
6088 (sse2_maskcmpv2df3): Ditto.
6089 (sse2_maskcmpdf3): Ditto.
6090 (sse2_vmmaskcmpv2df3): Ditto.
6091 (sse2_eq<mode>3): Ditto.
6092 (sse2_gt<mode>3): Ditto.
6093 (sse5_pcmov_<mode>): Add SSE5 support.
6094 (vec_unpacku_hi_v16qi): Ditto.
6095 (vec_unpacks_hi_v16qi): Ditto.
6096 (vec_unpacku_lo_v16qi): Ditto.
6097 (vec_unpacks_lo_v16qi): Ditto.
6098 (vec_unpacku_hi_v8hi): Ditto.
6099 (vec_unpacks_hi_v8hi): Ditto.
6100 (vec_unpacku_lo_v8hi): Ditto.
6101 (vec_unpacks_lo_v8hi): Ditto.
6102 (vec_unpacku_hi_v4si): Ditto.
6103 (vec_unpacks_hi_v4si): Ditto.
6104 (vec_unpacku_lo_v4si): Ditto.
6105 (vec_unpacks_lo_v4si): Ditto.
6106 (sse5_pmacsww): New SSE5 intrinsic insn.
6107 (sse5_pmacssww): Ditto.
6108 (sse5_pmacsdd): Ditto.
6109 (sse5_pmacssdd): Ditto.
6110 (sse5_pmacssdql): Ditto.
6111 (sse5_pmacssdqh): Ditto.
6112 (sse5_pmacsdqh): Ditto.
6113 (sse5_pmacsswd): Ditto.
6114 (sse5_pmacswd): Ditto.
6115 (sse5_pmadcsswd): Ditto.
6116 (sse5_pmadcswd): Ditto.
6117 (sse5_pcmov_<move>): Conditional move support on SSE5.
6118 (sse5_phaddbw): New SSE5 intrinsic insn.
6119 (sse5_phaddbd): Ditto.
6120 (sse5_phaddbq): Ditto.
6121 (sse5_phaddwd): Ditto.
6122 (sse5_phaddwq): Ditto.
6123 (sse5_phadddq): Ditto.
6124 (sse5_phaddubw): Ditto.
6125 (sse5_phaddubd): Ditto.
6126 (sse5_phaddubq): Ditto.
6127 (sse5_phadduwd): Ditto.
6128 (sse5_phadduwq): Ditto.
6129 (sse5_phaddudq): Ditto.
6130 (sse5_phsubbw): Ditto.
6131 (sse5_phsubwd): Ditto.
6132 (sse5_phsubdq): Ditto.
6133 (sse5_pperm): Ditto.
6134 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
6135 (sse5_pperm_zero_v16qi_v8hi): Ditto.
6136 (sse5_pperm_sign_v8hi_v4si): Ditto.
6137 (sse5_pperm_zero_v8hi_v4si): Ditto.
6138 (sse5_pperm_sign_v4si_v2di): Ditto.
6139 (sse5_pperm_sign_v4si_v2di): Ditto.
6140 (sse5_pperm_pack_v2di_v4si): Ditto.
6141 (sse5_pperm_pack_v4si_v8hi): Ditto.
6142 (sse5_pperm_pack_v8hi_v16qi): Ditto.
6143 (sse5_perm<mode>): New SSE5 intrinsic insn.
6144 (rotl<mode>3): Ditto.
6145 (sse5_rotl<mode>3): Ditto.
6146 (sse5_ashl<mode>3): Ditto.
6147 (sse5_lshl<mode>3): Ditto.
6148 (sse5_frcz<mode>2): Ditto.
6149 (sse5s_frcz<mode>2): Ditto.
6150 (sse5_cvtph2ps): Ditto.
6151 (sse5_cvtps2ph): Ditto.
6152 (sse5_vmmaskcmp<mode>3): Ditto.
6153 (sse5_com_tf<mode>3): Ditto.
6154 (sse5_maskcmp<mode>3): Ditto.
6155 (sse5_maskcmp_uns<mode>3): Ditto.
6156 (sse5_maskcmp_uns2<mode>3): Ditto.
6157 (sse5_pcom_tf<mode>3): Ditto.
6159 * config/i386/predicates.md (sse5_comparison_float_operator):
6160 New predicate to match the comparison operators supported by
6161 the SSE5 com instruction.
6162 (ix86_comparison_int_operator): New predicate to match just the
6163 signed int comparisons.
6164 (ix86_comparison_uns_operator): New predicate to match just the
6165 unsigned int comparisons.
6167 * doc/invoke.texi (-msse5): Add documentation.
6168 (-mfused-madd): Ditto.
6170 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
6172 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
6174 (x86_64-*-*): Ditto.
6176 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
6178 * config/i386/bmmintrin.h: New file, provide common x86 compiler
6179 intrinisics for SSE5.
6181 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
6184 * config/i386/mmintrin-common.h: New file, to contain common
6185 instructions between SSE4.1 and SSE5.
6187 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
6188 FOREACH_FUNCTION_ARGS to iterate over the argument list.
6189 (gen_regparm_prefix): Ditto.
6191 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
6192 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
6193 prototype_p to determine if a function is prototyped.
6195 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
6197 * c-common.c (c_common_reswords) add the alignof keyword,
6198 with same RID as __alignof and __alignof__
6200 2009-08-25 Anatoly Sokolov <aesok@post.ru>
6202 * hooks.h (hook_bool_const_int_const_int_true): Declare.
6203 * hooks.c (hook_bool_const_int_const_int_true): New function.
6204 * target.h (struct gcc_target): Add can_eliminate field.
6205 * target-def.h (TARGET_CAN_ELIMINATE): Define.
6206 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
6207 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
6208 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
6209 (elim_table): Revise comment.
6210 * system.h (CAN_ELIMINATE): Poison.
6211 * defaults.h (CAN_ELIMINATE): Remove.
6212 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
6214 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
6215 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
6217 (alpha_vms_can_eliminate): Declare as static, change return type to
6219 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
6221 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
6222 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
6223 (arm_can_eliminate): New function.
6225 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
6226 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
6227 (avr_can_eliminate): Declare as static.
6228 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
6230 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
6231 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
6232 (bfin_can_eliminate): New function.
6234 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
6235 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
6236 (crx_can_eliminate): New function.
6238 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
6239 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
6240 (fr30_can_eliminate): New function.
6242 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
6243 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
6244 (frv_can_eliminate): New function.
6246 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
6247 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
6248 (h8300_can_eliminate): New function.
6250 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
6251 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
6252 (i386_can_eliminate): Declare as static, change return type to bool.
6253 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
6255 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
6256 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
6257 (ia64_can_eliminate): New function.
6259 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
6260 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
6261 (iq2000_can_eliminate): New function.
6263 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
6264 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
6265 (m32r_can_eliminate): New function.
6267 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
6268 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
6269 (m68hc11_can_eliminate): New function.
6271 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
6272 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
6273 (m68k_can_eliminate): New function.
6275 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
6276 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
6277 (mep_can_eliminate): New function.
6279 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
6280 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
6281 (mips_can_eliminate): New function.
6283 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
6284 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
6285 (rs6000_can_eliminate): New function.
6287 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
6288 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
6289 (s390_can_eliminate): Declare as static.
6290 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
6292 * config/score/score.h (CAN_ELIMINATE): Remove macro.
6293 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
6294 (score_can_eliminate): New function.
6296 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
6297 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
6298 (sparc_can_eliminate): Declare as static.
6299 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
6301 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
6302 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
6303 (xstormy16_can_eliminate): New function.
6305 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
6306 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
6307 (v850_can_eliminate): New function.
6309 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
6311 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
6312 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
6313 (*movdfcc_ext[1234]): Disable for IEEE mode.
6315 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
6317 * gimplify.c (prepare_gimple_addressable): New static function.
6318 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
6320 (gimplify_addr_expr): Invoke it similarly on the operand instead of
6321 manually fiddling with it.
6323 2009-08-25 Michael Matz <matz@suse.de>
6325 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
6326 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
6328 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
6329 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
6330 (do_jump): Split out code for simple binary comparisons into ...
6331 (do_jump_1): ... this, taking the individual operands and code.
6332 Change callers to helper function above accordingly.
6333 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
6336 2009-08-25 Michael Matz <matz@suse.de>
6338 * expr.h (struct separate_ops, sepops): New type for passing
6339 around an exploded simple expression.
6340 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
6341 Use this structure instead of expression tree.
6342 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
6343 expression, only its type.
6344 (expand_vec_cond_expr): Take type and individual operands instead
6346 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
6347 expand_vec_shift_expr): Change prototype accordingly.
6348 * tree-vect-stmts.c (vectorizable_condition): Change call of
6349 expand_vec_cond_expr_p to pass only type.
6350 * expr.c (do_store_flags): Change prototype and implementation
6351 to take an exploded expression.
6352 (expand_expr_real_1): New local ops initialized with details
6353 of the full expression. Use it instead of full
6354 expression in calls to do_store_flags, expand_vec_cond_expr,
6355 expand_widen_pattern_expr and expand_vec_shift_expr.
6357 2009-08-25 Michael Matz <matz@suse.de>
6359 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
6360 treeop2 initialized with first three operands of the full expression.
6361 Substitute all TREE_OPERAND (exp, [012]) calls with them.
6363 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
6365 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
6366 (__gthread_objc_condition_allocate): Mark arguments as unused.
6367 (__gthread_objc_condition_deallocate): Likewise.
6368 (__gthread_objc_condition_wait): Likewise.
6369 (__gthread_objc_condition_broadcast): Likewise.
6370 (__gthread_objc_condition_signal): Likewise.
6371 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
6372 (__gthread_objc_thread_id): Likewise.
6374 2009-08-25 Janus Weil <janus@gcc.gnu.org>
6377 * tree-pretty-print.c (print_call_name): Print the correct call name
6378 for procedure pointer components.
6380 2009-08-24 Steve Ellcey <sje@cup.hp.com>
6382 * config/ia64/ia64.c (ia64_promote_function_mode): Call
6383 default_promote_function_mode when not VMS.
6385 2009-08-24 Olivier Hainque <hainque@adacore.com>
6387 * convert.c (convert_to_integer): Don't assume an input pointer is
6388 POINTER_SIZE wide. Fetch from the type instead.
6390 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6392 * configure.ac (AC_PREREQ): Bump to 2.64.
6394 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
6396 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
6397 (process_command): Don't search standard_exec_prefix_1 and
6398 standard_exec_prefix_2.
6400 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6402 * config/arm/arm.c (output_return_instruction): Handle for
6405 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6407 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
6409 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6411 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
6412 (*arm_movdf_vfp): Likewise.
6414 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6416 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
6417 (vashr<mode>3): Rename from ashr<mode>3.
6418 (vlshr<mode>3): Rename from lshr<mode>3.
6420 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
6423 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
6424 (check_format_info_main): Use scalar_identify_flag.
6425 (check_format_types): Check for scalar size identity if
6426 scalar_identify_flag is set.
6427 (printf_length_specs): Extend by new field.
6428 (asm_fprintf_length_specs): Likewise.
6429 (gcc_diag_length_specs): Likewise.
6430 (scanf_length_specs): Likewise.
6431 (strfmon_length_specs): Likewise.
6432 (gcc_gfc_length_specs): Likewise.
6433 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
6434 (ms_printf_flag_specs): Likewise.
6435 * c-format.h (format_length_info): Add new member scalar_identity_flag.
6437 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
6440 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
6441 (*call_value_pop_1): Ditto.
6442 (*sibcall_pop_1): New insn pattern.
6443 (*sibcall_value_pop_1): Ditto.
6445 2009-08-23 Alan Modra <amodra@bigpond.net.au>
6448 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
6451 2009-08-23 Alan Modra <amodra@bigpond.net.au>
6454 * fwprop.c (try_fwprop_subst): Allow multiple sets.
6455 (get_reg_use_in): New function.
6456 (forward_propagate_subreg): Propagate through subreg of zero_extend
6459 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
6461 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
6462 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
6464 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6466 * configure.ac: Remove --with-datarootdir, --with-docdir,
6467 --with-htmldir switches. No need to call AC_SUBST for
6468 datarootdir, docdir, htmldir any more.
6469 * configure: Regenerate.
6470 * doc/install.texi (Configuration): Document --datarootdir,
6471 --docdir, --htmldir, --pdfdir; update documentation for
6472 --infodir, --mandir.
6473 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
6476 * aclocal.m4: Regenerate.
6477 * config.in: Regenerate.
6478 * configure: Regenerate.
6480 2009-08-21 Douglas B Rupp <rupp@gnat.com>
6481 Olivier Hainque <hainque@adacore.com>
6483 * config/ia64/ia64.c: Include libfuncs.h.
6484 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
6485 (ia64_expand_call): Use reg 25 on VMS.
6486 (ia64_initialize_trampoline): Fix for VMS ABI.
6487 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
6488 (ia64_function_arg): Initialize reg 25 on VMS.
6489 Fix OpenVMS ABI issues for varargs.
6490 For OpenVMS, emit the Argument Information register set in the
6491 incoming/sibcall case as well.
6492 (ia64_arg_type): New function.
6493 (ia64_function_arg_advance): Keep track of cum->words.
6494 Fix OpenVMS ABI issues for varargs.
6495 (ia64_function_value): On VMS, promote mode of non-aggregate types.
6496 (ia64_override_options): Set flag_no_common on VMS.
6497 (ia64_init_builtins): Disable FWRITE builtin.
6498 (ia64_asm_output_external): Call DO_CRTL_NAMES.
6499 (ia64_vms_init_libfuncs): Add decc$ routines.
6500 (ia64_vms_valid_pointer_mode): New function.
6501 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
6502 (ia64_promote_function_mode): New function
6503 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
6504 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
6505 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
6506 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
6507 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
6508 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
6509 Suppress trailing '#' if VALUE is numeric.
6510 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
6511 ia64_promote_function_mode.
6512 (TARGET_VALID_POINTER_MODE): Define.
6514 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
6517 * config/rs6000/rs6000.c (rs6000_override_options): Use
6518 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
6521 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
6522 reporting of vector + decimal/boolean/complex error.
6524 2009-08-21 Jakub Jelinek <jakub@redhat.com>
6526 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
6527 __vector double TYPE_DECL.
6529 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
6531 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
6532 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
6533 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
6534 to pointer to enum machine_mode. Update all callers as needed.
6536 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
6538 * config/alpha/alpha.md (exception_receiver): Emit alternative
6539 GP load sequence if flag_reorder_blocks_and_partition is set.
6540 (*exception_receiver_2): Also enable when
6541 flag_reorder_blocks_and_partition is set.
6543 2009-08-20 Matt Rice <ratmice@gmail.com>
6544 Diego Novillo <dnovillo@google.com>
6546 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
6549 2009-08-20 Richard Guenther <rguenther@suse.de>
6551 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
6552 * c-tree.h (c_dup_lang_specific_decl): Remove.
6553 (struct lang_decl, struct lang_type): Move definitions ...
6554 * c-lang.h: ... here. New file.
6555 * c-decl.c: Include c-lang.h.
6556 (c_dup_lang_specific_decl): Remove.
6557 * c-typeck.c: Include c-lang.h.
6558 * Makefile.in (c-decl.o): Add c-lang.h dependency.
6559 (c-typeck.o): Likewise.
6560 * c-config-lang.in (gtfiles): Add c-lang.h.
6561 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
6564 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
6566 * config/alpha/alpha.c (alpha_end_function): Do not clear
6567 crtl->emit structure and free insn locators if cfun->is_thunk is true,
6568 this is now handled in generic code.
6570 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
6572 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
6573 (s390_z10_fix_long_loop_prediction): New function.
6574 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
6575 (s390_reorg): Walk over the INSNs and invoke
6576 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
6578 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
6580 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
6581 "*brx_64bit", "*brx_31bit"): New patterns.
6582 * config/s390/s390.c ('E'): New output modifier.
6584 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6585 Richard Earnshaw <richard.earnshaw@arm.com>
6587 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
6588 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
6590 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6592 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
6594 * pa.c (emit_move_sequence): Check if address of operand1 is valid
6595 for mode mode of operand0 when doing secondary reload for SAR.
6597 2009-08-19 Jakub Jelinek <jakub@redhat.com>
6600 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
6601 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
6603 2009-08-19 Jason Merrill <jason@redhat.com>
6605 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
6606 supported template depth in C++0x.
6608 2009-08-19 Jakub Jelinek <jakub@redhat.com>
6610 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
6611 free_after_compilation.
6612 * config/score/score7.c (score7_output_mi_thunk): Likewise.
6613 * config/score/score3.c (score3_output_mi_thunk): Likewise.
6614 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
6615 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
6616 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
6617 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
6618 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
6620 2009-08-19 Ian Lance Taylor <iant@google.com>
6622 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
6623 of (plus (mult (neg B) C) A).
6625 2009-08-18 Michael Matz <matz@suse.de>
6627 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
6628 instead of comparing TYPE_MAIN_VARIANT for equality.
6629 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
6630 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
6631 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
6632 * gimplify.c (goa_lhs_expr_p): Ditto and use
6633 STRIP_USELESS_TYPE_CONVERSION.
6635 2009-08-18 Michael Matz <matz@suse.de>
6637 * tree-ssa-structalias.c (create_variable_info_for): Also mark
6638 first field in a struct.
6639 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
6641 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
6643 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
6644 locators before emit_insn is called. Remove assert that
6646 (alpha_end_function): Clear crtl->emit structure and free insn
6647 locators if cfun->is_thunk is true.
6649 2009-08-18 Jason Merrill <jason@redhat.com>
6651 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
6653 * configure.ac: Test for it.
6654 * configure, config.in: Regenerate.
6655 * doc/install.texi: Document --enable-gnu-unique-object.
6657 2009-08-18 Richard Guenther <rguenther@suse.de>
6660 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
6661 pow(x,y*z) only if x is nonnegative.
6663 2009-08-18 Jakub Jelinek <jakub@redhat.com>
6665 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
6669 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
6670 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
6672 2009-08-17 DJ Delorie <dj@redhat.com>
6674 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
6675 * config/m32c/prologue.md (epilogue_freit): New.
6677 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
6678 (bank_switch_p): Likewise.
6679 (fast_interrupt_p): Likewise.
6680 (interrupt_p): Likewise.
6681 (m32c_conditional_register_usage): Round memregs size up.
6682 (need_to_save): We only need to save $a0 when we use ENTER.
6683 (interrupt_p): Check for fast_interrupt too.
6684 (bank_switch_p): New.
6685 (fast_interrupt_p): New.
6686 (m32c_attribute_table): Add bank_switch and fast_interrupt.
6687 (m32c_emit_prolog): Support bank switching and fast interrupts.
6688 * doc/extend.texi (Function Attributes): Add bank_switch and
6691 2009-08-17 Douglas B Rupp <rupp@gnat.com>
6693 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
6694 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
6696 2009-08-16 Douglas B Rupp <rupp@gnat.com>
6698 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
6699 (menu): Add IA-64/VMS Options.
6700 (IA-64/VMS Options): Likewise.
6702 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
6705 * config/mips/mips.md (*lwxs): Use :P for pointer values.
6707 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
6709 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
6710 (mips_pop_asm_switch): Likewise.
6711 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
6713 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
6714 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
6715 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
6716 (mips_print_operand_punctuation): Use them. Check mips_noreorder
6717 instead of set_noreorder.
6718 (mips_output_function_prologue): Use the new functions.
6719 (mips_output_function_epilogue): Likewise.
6720 (mips_need_noat_wrapper_p): New function, split out from...
6721 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
6722 Use mips_push_asm_switch and mips_pop_asm_switch.
6723 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
6724 and mips_pop_asm_switch.
6725 (ASM_OUTPUT_REG_POP): Likewise.
6726 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
6727 Use mips_pop_asm_switch.
6728 (mips_asm_switch): New structure.
6729 (set_noreorder, set_nomacro): Replace with...
6730 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
6731 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
6732 instead of set_nomacro.
6733 (fix_truncsfsi2_macro): Likewise.
6734 (cprestore): Likewise.
6735 (hazard): Use mips_noreorder instead of set_noreorder.
6736 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
6738 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
6740 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
6741 from prev_active_insn.
6743 2009-08-16 Anatoly Sokolov <aesok@post.ru>
6745 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
6746 * config/avr/avr.c (avr_override_options): Initialize
6747 avr_current_arch variable.
6748 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
6749 __AVR_HAVE_16BIT_SP__ according to the device type.
6750 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
6752 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
6753 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
6755 2009-08-16 Dodji Seketeli <dodji@redhat.com>
6758 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
6759 generating inlined subroutine die only. We shouldn't be
6760 called for anything else.
6761 (gen_block_die): Don't generate inline subroutine debug info for
6764 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
6766 * graphite-poly.c (print_pbb): Print PBB index.
6768 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
6771 * graphite-interchange.c (ppl_max_for_le): Moved...
6772 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
6773 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
6774 ppl_Pointset_Powerset_C_Polyhedron_maximize.
6775 * graphite-ppl.h (ppl_max_for_le): Declared.
6777 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
6779 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
6780 supported on all platforms.
6781 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
6782 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
6783 * c-pragma.c: Likewise.
6784 * target-def.h (TARGET_INITIALIZER): Remove
6785 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
6786 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
6788 2009-08-14 Douglas B Rupp <rupp@gnat.com>
6790 * config/ia64/fde-vms.c: New file.
6791 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
6792 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
6793 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
6794 (uw_frame_state_for): Only register a personality routine if it is
6795 known to be compatible with our expectations.
6796 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
6797 Declare unw_table_entry stack variable and
6798 mod all calls to _Unwind_FindTableEntry to add arg.
6799 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
6800 (_Unwind_FindTableEntry): Add arg to prototype.
6802 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
6804 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
6805 field 'signal_pfs_loc'.
6806 (uw_frame_state_for): Remove duplicate code dealing with leaf
6807 procedures without unwind info.
6808 If in the frame after unwinding through a signal handler, restore
6809 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
6810 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
6811 'pfs_loc' to the AR.PFS location in the signal context; instead
6812 set 'signal_pfs_loc'.
6813 Manually generate the unwind info for the AR.PFS register.
6814 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
6815 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
6816 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
6817 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
6818 instead set 'signal_pfs_loc'.
6819 Remove code preventing the AR.PFS register from being restored
6820 from the signal context.
6822 2009-08-14 Douglas B Rupp <rupp@gnat.com>
6823 Tristan Gingold <gingold@adacore.com>
6825 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
6826 * config/ia64/t-vms: New file.
6827 * config/ia64/vms64.h: New file.
6828 * config/ia64/vms.h: New file.
6829 * config/ia64/vms-crtinit.asm: New file.
6830 * config/ia64/vms_symvec_libgcc_s.opt: New file.
6831 * config/ia64/vms-unwind.h: New file.
6833 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
6835 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
6838 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6841 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
6843 * real.h (do_mpc_arg2): ... here.
6844 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
6847 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
6849 * final.c (add_debug_prefix_map): Don't use GC memory for
6850 old_prefix and new_prefix.
6852 2009-08-14 Richard Guenther <rguenther@suse.de>
6854 * ipa-prop.c (compute_complex_pass_through): If we cannot
6855 compute a non-varying offset for IPA_JF_ANCESTOR punt.
6857 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6859 * c-lex.c (c_lex_with_flags): Increase size of local variable
6860 to avoid memory clobber.
6862 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
6865 * config/i386/i386.c (ix86_fp_comparison_strategy):
6866 Only enable/disable sahf at function granularity.
6868 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
6870 PR rtl-optimization/41064
6871 * reload1.c (reload_as_needed): Don't call extract_insn
6872 for known invalid replacements after calling
6873 validate_replace_rtx_group and verify_changes.
6875 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
6878 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
6879 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
6880 ix86_expand_fp_vcond.
6881 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
6882 Assert that operation is supported by ix86_expand_int_vcond.
6883 (vcondu<SSEMODE124C8:mode>): Ditto.
6885 2009-08-13 DJ Delorie <dj@redhat.com>
6887 * config/i386/djgpp-stdint.h: New.
6888 * config.gcc (djgpp): Use it.
6890 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
6892 * config/sh/sh.c (sh_override_options): When flag_exceptions or
6893 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
6895 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
6897 * tree-ssa-loop-prefetch.c
6898 (prune_ref_by_group_reuse): Enhance probabilistic analysis
6899 for long-stride pruning.
6900 (compute_miss_rate): New function to compute the probability
6901 that two memory references access different cache lines.
6903 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
6905 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
6907 2009-08-13 Richard Guenther <rguenther@suse.de>
6910 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
6911 use the constant pointer type.
6912 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
6913 of CV qualifiers on the target pointer type.
6914 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
6915 conversion check before restrict check.
6917 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
6920 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
6922 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
6924 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
6926 2009-08-12 Richard Guenther <rguenther@suse.de>
6928 PR tree-optimization/41011
6929 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
6930 and reference constructing.
6932 2009-08-12 Xinliang David Li <davidxl@google.com>
6934 PR tree-optimization/41012
6935 * tree-flow.h : New external interface.
6936 * gimple-low.c (check_call_arg): Change to public function.
6937 Remove argument mismatch check in lowering.
6938 * tree-inline.h (tree_can_inline_p): Interface change.
6939 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
6941 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
6942 Call change to tree_can_inline_p function.
6943 (cgraph_decide_inlining_incrementally): Ditto.
6945 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
6947 PR tree-optimization/41031
6948 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
6949 on the partition variable rather than promote_mode on the source
6950 type. Assert that the partition variable's type has the same
6951 mode as the source value's.
6953 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
6955 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
6956 for for_return == 2.
6957 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
6959 * calls.c (expand_call): Fix typo.
6960 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
6962 * stmt.c (expand_value_return): Use promote_function_mode to copy out
6964 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
6965 * config/cris/cris.c (cris_promote_function_mode): Likewise.
6966 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
6967 * config/pa/pa.c (pa_promote_function_mode): Likewise.
6969 2009-08-12 Andrew Haley <aph@redhat.com>
6971 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
6973 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
6976 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
6978 2009-08-12 Richard Guenther <rguenther@suse.de>
6980 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
6981 * gimplify.c (gimplify_modify_expr): Do not use
6982 lang_hooks.types_compatible_p.
6983 * tree-ssa.c (useless_type_conversion_p): For aggregates
6984 just return false if the canonical types differ.
6986 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
6989 * sese.c (convert_for_phi_arg): New.
6990 (add_guard_exit_phis): Use convert_for_phi_arg.
6992 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
6994 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
6995 unknown subscript upper bounds.
6997 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
6998 Pranav Garg <pranav.garg2107@gmail.com>
7000 * graphite-interchange.c (gather_access_strides): Removed.
7001 (ppl_max_for_le): New.
7002 (build_linearized_memory_access): New.
7003 (memory_stride_in_loop): New.
7004 (pbb_interchange_profitable_p): Reimplemented.
7005 * graphite-ppl.h (ppl_new_id_map): New.
7006 (ppl_interchange): New.
7008 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7010 * graphite-interchange.c (compute_subscript): Removed.
7011 (compute_array_size_cstr): Removed.
7012 (compute_array_size_poly): Removed.
7013 (compute_array_size): Removed.
7014 (gather_access_strides_poly): Removed.
7015 (gather_access_strides): Empty.
7017 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7019 * graphite-dependences.c (dependence_polyhedron_1): Replace
7020 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
7021 (graphite_legal_transform_dr): Same.
7022 (graphite_carried_dependence_level_k): Same.
7023 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
7024 Initialize PDR_NB_SUBSCRIPTS.
7025 (print_pdr_access_layout): Replace pdr_nb_subscripts with
7027 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
7028 (PDR_NB_SUBSCRIPTS): New.
7029 (pdr_nb_subscripts): Removed.
7030 (pdr_dim): Simplified.
7031 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
7032 with PDR_NB_SUBSCRIPTS.
7034 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7036 * graphite-interchange.c (compute_array_size): Remove use of
7038 * graphite-poly.c (new_poly_dr): Remove argument data_container.
7039 Do not initialize PDR_DATA_CONTAINER.
7040 (print_pdr): Do not print PDR_DATA_CONTAINER.
7041 * graphite-poly.h (struct poly_dr): Remove data_container field.
7042 (PDR_DATA_CONTAINER): Removed.
7043 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
7045 (build_poly_dr): Same.
7047 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
7048 Sebastian Pop <sebastian.pop@amd.com>
7050 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
7051 copy of the dependence polyhedron. Free the temporary objects.
7052 (graphite_carried_dependence_level_k): Free unused objects before
7055 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7057 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
7058 Early return without analyzing the data dependences if no
7059 transform has been done. Call restore_scattering if the transform
7061 (graphite-interchange.c): Same.
7062 * graphite-poly.c (print_scattering_function): Test for
7064 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
7065 (apply_poly_transforms): Do not gcc_assert that
7066 the transform is legal.
7067 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
7068 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
7069 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
7070 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
7071 * graphite-poly.h (struct poly_scattering): New.
7072 (struct poly_bb): Add original, transformed, and saved fields.
7073 Remove transformed_scattering, original_scattering,
7074 nb_local_variables and nb_scattering_transform fields.
7075 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
7076 (poly_scattering_new): New.
7077 (poly_scattering_free): New.
7078 (poly_scattering_copy): New.
7079 (store_scattering_pbb): New.
7080 (store_scattering): New.
7081 (restore_scattering_pbb): New.
7082 (restore_scattering): New.
7083 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
7084 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
7086 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7088 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
7091 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7093 * Makefile.in (graphite.o): Depends on PREDICT_H.
7094 * graphite.c: Include predict.h.
7095 (graphite_finalize): Call tree_estimate_probability.
7096 * predict.c (predict_loops): Do not call scev_initialize and
7098 (tree_estimate_probability_bb): New.
7099 (tree_estimate_probability): Do not initialize loops: move that
7100 code to the driver. Call tree_estimate_probability_bb.
7101 (tree_estimate_probability_driver): New.
7102 (pass_profile): Use tree_estimate_probability_driver.
7103 * predict.h (tree_estimate_probability): Declared.
7105 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7107 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
7108 * graphite-dependences.c (graphite_legal_transform): Add time to
7109 TV_GRAPHITE_DATA_DEPS.
7110 (dependency_between_pbbs_p): Same.
7111 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
7113 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
7115 PR rtl-optimization/41033
7116 * alias.c (nonoverlapping_component_refs_p): Punt when strict
7117 aliasing is disabled.
7119 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
7121 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
7122 si_mask_operand, and_load_operand, low_bitmask_operand,
7123 and_reg_operand, and_operand): New predicates.
7124 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
7125 * config/mips/mips.c (and_operands_ok): New function.
7126 * config/mips/mips-protos.h (and_operands_ok): Declare it.
7127 * config/mips/mips.md (move_type): Add ext_ins and logical.
7128 (type): Handle them.
7129 (and<mode>3): Use and_reg_operand as the second operand's predicate.
7130 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
7131 shift_shift. Remove commutative constraint modifier.
7132 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
7134 (*clear_upper32_dext): Remove define_insn_and_split.
7135 (*clear_upper32): Turn this define_insn_and_split ...
7136 (splitter for ANDing register with 0xffff_ffff): .. into this.
7138 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
7140 * combine.c (try_widen_shift_mode): Factor out code to check if an
7141 integer constant is a low-order bitmask from here ...
7142 * rtlanal.c (low_bitmask_len): ... to here.
7143 * rtl.h (low_bitmask_len): Declare.
7145 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
7148 * config/alpha/alpha.md (addsi3): Remove expander.
7149 (addsi3): Rename from *addsi3_internal insn pattern.
7150 (subsi3): Remove expander.
7151 (subsi3): Rename from *subsi3_internal insn pattern.
7153 2009-08-11 Douglas B Rupp <rupp@gnat.com>
7155 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
7158 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
7159 Eric Botcazou <botcazou@adacore.com>
7160 Douglas B Rupp <rupp@gnat.com>
7162 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
7163 that records that fit in 64 bits are returned by immediate value,
7164 as required by OpenVMS Calling Standard.
7165 (function_value): Adjust for above modification.
7166 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
7167 virtual_incoming_args_rtx as base object, not next_arg.
7168 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
7170 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7172 * reload.c (find_reloads_subreg_address): Check the original
7173 req_equiv_mem address to detect the case where an address is
7174 not valid in the outer mode.
7176 2009-08-11 Richard Guenther <rguenther@suse.de>
7179 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
7181 2009-08-10 Douglas B Rupp <rupp@gnat.com>
7183 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
7184 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
7186 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
7187 Douglas B Rupp <rupp@gnat.com>
7189 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
7190 PT_STACK when frame_pointer_needed on OpenVMS.
7191 (alpha_pv_save_size, alpha_using_fp): Remove.
7192 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
7193 with proper processing for PT_NULL.
7194 (alpha_vms_initial_elimination_offset): New function. Support for
7195 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
7196 (alpha_sa_size): Force procedure type to PT_STACK when
7197 frame_pointer_needed on OpenVMS.
7198 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
7199 (alpha_using_fp): Likewise.
7200 (alpha_vms_can_eliminate): Add prototype.
7201 (alpha_vms_initial_elimination_offset): Likewise.
7202 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
7203 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
7205 2009-08-10 Eric Botcazou <botcazou@adacore.com>
7206 Douglas B Rupp <rupp@gnat.com>
7208 * config/alpha/alpha.c (common_object_handler): New function.
7209 (vms_attribute_table): Declare a single attribute "common_object".
7210 (vms_output_aligned_decl_common): New global function.
7211 (SECTION_VMS_OVERLAY): Delete.
7212 (SECTION_VMS_GLOBAL): Likewise.
7213 (SECTION_VMS_INITIALIZE): Likewise.
7214 (vms_asm_named_section): Remove support for above flags.
7215 (vms_section_type_flags): Delete.
7216 (TARGET_SECTION_TYPE_FLAGS): Likewise.
7217 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
7218 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
7219 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
7221 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
7224 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
7225 (sub_ddmmss): Likewise.
7227 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
7230 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
7233 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7236 * reload1.c (reload_as_needed): Use cancel_changes to completely
7237 undo a failed replacement attempt.
7239 2009-08-10 Richard Guenther <rguenther@suse.de>
7242 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
7243 (useless_type_conversion_p): ... here. Require pointer targets
7246 2009-08-10 Dodji Seketeli <dodji@redhat.com>
7249 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
7250 loose the original type of the statement list.
7252 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7254 * config/alpha/alpha.c: Include libfuncs.h
7255 (avms_asm_output_extern): New function.
7256 (alpha_init_libfuncs): Init some decc libfuncs.
7257 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
7258 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
7259 (DO_CRTL_NAMES): Define.
7261 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
7262 (LONG_TYPE_SIZE): Define.
7263 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
7264 (SUBTARGET_SWITCHES): Define malloc64 switch.
7265 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
7266 (MASK_RETURN_ADDR): Define.
7267 doc/invoke.texi (mmalloc64): Document switch.
7269 2009-08-09 Olivier Hainque <hainque@adacore.com>
7270 Douglas B Rupp <rupp@gnat.com>
7272 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
7273 uses_condition_handler.
7274 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
7275 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
7276 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
7277 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
7278 (code_for_builtin): New insn codes for the new alpha_builtins.
7279 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
7280 (alpha_sa_size): Account for uses_condition_handler.
7281 (alpha_expand_prologue): Likewise.
7282 (alpha_start_function): Likewise.
7283 (alpha_expand_epilogue): Likewise.
7284 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
7285 establish/revert expanders.
7286 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
7287 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
7288 New expander, resorting to the alpha.c associated function.
7289 (builtin_revert_vms_condition_handler): Likewise.
7290 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
7291 __gcc_shell_handler, the static VMS condition handler used as
7292 an indirection wrapper to the current dynamically established
7294 * config/alpha/vms-unwind.h: Complete rewrite.
7295 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
7296 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
7298 2009-08-09 Eric Botcazou <botcazou@adacore.com>
7299 Douglas B Rupp <rupp@gnat.com>
7301 * config/alpha/alpha.c (alpha_links): Add 'target' field.
7302 (alpha_need_linkage): Handle aliases. Return function symbol.
7303 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
7304 Use ultimate alias target for the linkage name.
7305 * config/alpha/alpha.md (movmemdi): Use the symbol returned
7306 by alpha_need_linkage for the function symbol.
7307 (setmemdi): Likewise.
7309 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7311 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
7312 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
7313 (ASM_WEAKEN_LABEL): Define.
7314 (CRT_CALL_STATIC_FUNCTION): Define.
7315 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
7316 (ENDFILE_SPEC): Define.
7317 (INIT_SECTION_ASM_OP): Define.
7318 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
7319 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
7321 (MULTILIB_OSDIRNAMES): Define.
7322 (shlib_version): Define.
7323 (SHLIB_EXT): Define.
7324 (SHLIB_OBJS): Define.
7325 (SHLIB_NAME): Define.
7326 (SHLIB_MULTILIB): Define.
7327 (SHLIB_INSTALL): Define.
7328 (SHLIB_SYMVEC): Define.
7329 (SHLIB_SYMVECX2): Define.
7330 (SHLIB_LINK): Define.
7332 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7334 * config/alpha/alpha.c (alpha_initialize_trampoline):
7335 Initialize VMS trampoline IAW ABI for bounded procedure calls.
7336 (alpha_start_function): Emit transfer address on nested functions
7337 for VMS trampoline call.
7338 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
7339 since no longer used.
7340 * config/alpha/vms-tramp.asm: Remove.
7341 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
7342 since now only data initialized at runtime.
7344 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7346 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
7347 (LINK_GCC_C_SEQUENCE_SPEC): Define.
7348 (MD_EXEC_PREFIX): Remove, no longer used.
7349 (MD_STARTFILE_PREFIX): Likewise.
7350 (INCLUDE_DEFAULTS): Likewise.
7351 * config/alpha/t-vms:
7352 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
7354 2009-08-09 Richard Guenther <rguenther@suse.de>
7356 PR tree-optimization/41016
7357 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
7358 (operand_precision): Remove.
7359 (integral_operand_p): Likewise.
7360 (recognize_single_bit_test): Adjust.
7362 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7364 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
7365 operation overflows. Likewise non-cast unary arithmetic.
7366 If one arm of a conditional expression is always taken,
7367 inhibit evaluation warnings for the other arm. Likewise inhibit
7368 evaluation warnings for the second && or || operand if the first
7369 operand is enough to determine the result.
7370 * c-typeck.c (build_conditional_expr): Apply the same inhibition
7372 (build_binary_op): Prevent duplicate evaluation warnings.
7374 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7376 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
7377 and destination have different modes, Use promote_mode to
7378 determine the signedness of the conversion. Assert that the
7379 promoted source mode matches the destination mode. Don't pass
7380 the destination and destination mode to expand_expr if the source
7381 mode is different. Simplify conversion logic.
7383 2009-08-09 Ira Rosen <irar@il.ibm.com>
7385 PR tree-optimization/41008
7386 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
7387 from condition only in case it's a comparison. Adjust checks.
7389 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
7391 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
7392 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
7393 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
7394 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
7395 (dump_cand): Handle them.
7396 (struct iv_cand): New members COST_STEP and AINC_USE.
7397 (stmt_after_increment): Likewise.
7398 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
7399 callers changed. Use gimple_uid comparison instead of scanning.
7400 (add_candidate_1): When looking for identical candidates, take
7401 AINC_USE into account. Set it for new candidates.
7402 (force_expr_to_var_cost): Cast target_spill_cost to int.
7403 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
7404 All callers changed. Check for availability of autoinc addressing
7405 modes, both in general for a given mode, and in the specific use case.
7406 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
7408 (get_computation_cost): Likewise.
7409 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
7410 add_autoinc_candidates): New static functions.
7411 (add_candidate): Call add_autoinc_candidates for candidates based on
7413 (find_iv_candidates): Call set_autoinc_for_original_candidates.
7414 (determine_use_iv_cost_address): If we have an autoinc candidate at
7415 the matching use, verify autoinc is possible and subtract the cost
7416 of the candidate's step from the cost.
7417 (determine_iv_cost): Record the cost of the increment in the COST_STEP
7418 member of the candidate.
7419 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
7420 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
7422 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7424 * config.build (ia64-hp-*vms*): New target.
7425 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
7427 * config.gcc (ia64-hp-*vms*): New target.
7428 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
7430 * config.host (ia64-hp-*vms*): New target.
7431 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
7434 2009-08-08 Richard Guenther <rguenther@suse.de>
7436 PR tree-optimization/40991
7437 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
7439 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
7441 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
7442 mode check. Do truncations in an integer mode.
7443 (force_to_mode): Handle subregs for all mode types. Only do
7444 arithmetic simplifications on integer modes.
7446 2009-08-07 Richard Guenther <rguenther@suse.de>
7448 PR tree-optimization/40999
7449 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
7450 (maybe_fold_reference): Lookup constant initializers.
7451 (fold_gimple_assign): Likewise.
7453 2009-08-07 Richard Guenther <rguenther@suse.de>
7455 * tree-ssa.c (useless_type_conversion_p_1): Only for types
7456 that require structural equality defer to the langhook.
7458 2009-08-07 Martin Jambor <mjambor@suse.cz>
7460 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
7462 (struct ipa_pass_through_data): New type.
7463 (struct ipa_ancestor_jf_data): New type.
7464 (union jump_func_value): Removed field formal_id, added fields
7465 pass_through and ancestor.
7466 (struct ipa_param_call_note): Changed type of formal_id to int from
7468 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
7469 operations jump functions and ancestor jump functions.
7470 (compute_complex_pass_through): New function.
7471 (compute_scalar_jump_functions): Call compute_complex_pass_through,
7472 reflect changes in the jump function strucutre.
7473 (update_jump_functions_after_inlining): Ignore complex pass-through
7474 and ancestor jump functions.
7475 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
7476 polynomial pass-through with operation jump functions.
7478 2009-08-07 Jakub Jelinek <jakub@redhat.com>
7480 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
7481 fde->dw_fde_begin as begin label instead of hot/cold label.
7482 Use LLSDAC label instead of LLSDA for second section lsda.
7483 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
7484 label instead of LLSDA if it is true.
7485 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
7487 * except.c (add_call_site, dw2_size_of_call_site_table): Add
7488 SECTION argument. Use it as index into crtl->eh.call_site_record
7490 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
7491 use it to determine how to print table entries instead of using
7492 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
7493 label instead of normal begin label as base.
7494 (sjlj_assign_call_site_values): Adjust add_call_site caller.
7495 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
7496 ensure no EH range spans between sections and that landing pads
7497 are always in the corresponding section.
7498 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
7499 for crtl->eh.call_site_record being an array rather than scalar.
7500 (output_one_function_exception_table): New function, copied
7501 from output_function_exception_table. Adjust
7502 dw2_size_of_call_site_table, dw2_output_call_site_table
7503 callers. For SECOND section use *C suffixed labels.
7504 (output_function_exception_table): Call
7505 output_one_function_exception_table and, when doing hot/cold
7506 partitioning, also another time for the second section.
7507 * opts.c: Include except.h.
7508 (decode_options): Allow -freorder-blocks-and-partition with
7509 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
7510 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
7511 * function.h (struct rtl_eh): Change call_site_record from
7512 scalar into array of 2 elements.
7514 2009-08-07 Martin Jambor <mjambor@suse.cz>
7516 * ipa-prop.c (count_formal_params_1): New function.
7517 (ipa_get_vector_of_formal_parms): New function.
7518 (get_vector_of_formal_parm_types): New function.
7519 (ipa_modify_formal_parameters): New function.
7520 (ipa_modify_call_arguments): New function.
7521 (index_in_adjustments_multiple_times_p): New function.
7522 (ipa_combine_adjustments): New function.
7523 (ipa_dump_param_adjustments): New function.
7524 * ipa-prop.h (struct ipa_parm_adjustment): New type.
7525 (ipa_get_vector_of_formal_parms): Declare.
7526 (ipa_modify_formal_parameters): Declare.
7527 (ipa_modify_call_arguments): Declare.
7528 (ipa_combine_adjustments): Declare.
7529 (ipa_dump_param_adjustments): Declare.
7530 (build_ref_for_offset): Declare.
7531 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
7532 * tree-sra.c: Include ipa-prop.c.
7533 (build_ref_for_offset): Make public.
7535 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
7537 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
7539 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
7541 * gcc/doc/extend.texi (__builtin_extract_return_address)
7542 (__builtin_frob_return_address): Document.
7544 2009-08-06 Paul Brook <paul@codesourcery.com>
7546 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
7547 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
7548 implementation on ARMv6-M.
7550 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
7552 * doc/extend.texi (pcs): Document new attribute for ARM.
7554 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
7556 * arm.c (pcs_attribute_args): Comment out unsupported attribute
7559 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
7561 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
7564 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
7566 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
7568 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
7570 Merge ARM/hard_vfp_branch to trunk.
7572 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
7574 * arm.c (libcall_eq): New function.
7575 (libcall_hash): New function.
7576 (add_libcall): New function.
7577 (arm_libcall_uses_aapcs_base): New function.
7578 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
7579 libcalls using the base PCS.
7580 (arm_init_cumulative_args): Likewise.
7582 2009-07-20 Joseph Myers <joseph@codesourcery.com>
7584 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
7585 Use base ABI for conversion libfuncs between HFmode and SFmode.
7587 2009-05-12 Joseph Myers <joseph@codesourcery.com>
7589 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
7590 V4SImode as representatives of all 64-bit and 128-bit vector
7591 types. Allow vector types without vector modes.
7592 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
7593 without vector modes like BLKmode.
7594 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
7595 BLKmode. Avoid unsupported vector modes or TImode moves for
7597 (aapcs_vfp_allocate_return_reg): Likewise.
7598 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
7599 V8QImode if TARGET_NEON || TARGET_IWMMXT.
7601 2009-05-12 Joseph Myers <joseph@codesourcery.com>
7603 * config/arm/arm.c (arm_handle_pcs_attribute): New.
7604 (arm_get_pcs_model): Pass attribute arguments to
7605 arm_pcs_from_attribute.
7606 (arm_init_cumulative_args): Use base AAPCS for conversions from
7607 floating-point types to DImode.
7608 (arm_attribute_table): Add pcs attribute.
7609 (arm_handle_pcs_attribute): New.
7610 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
7611 conversions from floating-point types to DImode, also declare them
7612 to use base AAPCS and declare functions they call to use base
7613 AAPCS and their RTABI names.
7615 2009-05-12 Joseph Myers <joseph@codesourcery.com>
7617 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
7618 -mfloat-abi=hard not being supported for VFP.
7620 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
7622 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
7623 SYMBOL_REF to hard_libcall_value.
7625 2009-03-05 Joseph Myers <joseph@codesourcery.com>
7626 Richard Earnshaw <rearnsha@arm.com>
7628 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
7629 has been put on the stack, all remaining co-processory arguments for
7630 that co-processor also go on the stack.
7632 2009-03-05 Joseph Myers <joseph@codesourcery.com>
7634 * config/arm/arm.c (arm_return_in_memory): Handle returning
7635 vectors of suitable size in registers also for AAPCS case.
7637 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
7639 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
7641 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
7643 ARM Hard-VFP calling convention
7644 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
7645 * target.h (gcc_target): Add libcall_value to table of call hooks.
7646 * targhooks.h (default_libcall_value): Default implementation.
7647 * targhooks.c (default_libcall_value): Likewise.
7648 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
7649 * optabs.c (expand_unop): Use it.
7650 * expr.h (hard_libcall_value): Pass the function RTX through.
7651 * calls.c (emit_library_call_value_1): Update call to
7653 * explow.c (hard_libcall_value): Use new target hook.
7654 * testsuite/lib/target-supports.exp
7655 (check_effective_target_arm_hard_vfp_ok): New hook.
7656 (check_effective_target_arm_neon_ok): Improve test for neon
7658 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
7659 * config/arm/arm.c: Include cgraph.h
7660 (TARGET_FUNCTION_VALUE): Override default hook.
7661 (arm_pcs_default): New variable.
7662 (arm_override_options): Don't fault hard calling convention with VFP.
7663 Add support for AAPCS variants.
7664 (arm_function_value): Make static. Handle AAPCS variants.
7665 (arm_libcall_value): New function.
7666 (arm_apply_result_size): Handle VFP registers in results.
7667 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
7669 (pcs_attribute_args): New variable.
7670 (arm_pcs_from_attribute): New function.
7671 (arm_get_pcs_model): New function.
7672 (aapcs_vfp_cum_init): New function.
7673 (aapcs_vfp_sub_candidate): New function.
7674 (aapcs_vfp_is_return_candidate): New function.
7675 (aapcs_vfp_is_call_candidate): New function.
7676 (aapcs_vfp_allocate): New function.
7677 (aapcs_vfp_allocate_return_reg): New function.
7678 (aapcs_vfp_advance): New function.
7679 (aapcs_cp_arg_layout): New variable.
7680 (aapcs_select_call_coproc): New function.
7681 (aapcs_select_return_coproc): New function.
7682 (aapcs_allocate_return_reg): New function.
7683 (aapcs_libcall_value): New function.
7684 (aapcs_layout_arg): New function.
7685 (arm_init_cumulative_args): Initialize AAPCS args data.
7686 (arm_function_arg): Handle AAPCS variants using new interface.
7687 (arm_arg_parital_bytes): Likewise.
7688 (arm_function_arg_advance): New function.
7689 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
7690 calling conventions.
7691 (arm_setup_incoming_varargs): Handle new AAPCS args data.
7692 * arm.h (NUM_VFP_ARG_REGS): Define.
7693 (LIBCALL_VALUE): Update.
7694 (FUNCTION_VALUE): Delete.
7695 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
7696 (arm_pcs): New enum.
7697 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
7698 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
7699 (FUNCTION_ARG_REGNO_P): Add VFP regs.
7700 * arm-protos.h (arm_function_arg_advance): Add.
7701 (aapcs_libcall_value): Add.
7702 (arm_function_value): Delete.
7704 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
7705 H.J. Lu <hongjiu.lu@intel.com>
7708 * config/i386/i386.c (standard_sse_mode_p): Remove.
7709 (standard_sse_constant_p): Return 2 for integer mode
7710 vector_all_ones_operand when SSE2 is enabled.
7711 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
7712 (ix86_expand_vector_move): Do not check for negative values from
7713 standard_sse_constant_p.
7715 2009-08-06 Richard Guenther <rguenther@suse.de>
7717 * tree-ssa.c (useless_type_conversion_p_1): Make function and
7718 array type comparisons frontend independent.
7719 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
7720 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
7721 out array reference lower bound and element size operands.
7722 (ao_ref_init_from_vn_reference): Properly compute the offset
7723 for ARRAY_RANGE_REF.
7724 (vn_reference_fold_indirect): Fill out array reference lower
7725 bound and element size operands.
7726 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
7727 a non gimple valued reference operand which can happen for
7728 array reference lower bound or element size.
7729 (create_component_ref_by_pieces_1): Properly generate the
7730 element size operand for array references.
7732 2009-08-06 Richard Guenther <rguenther@suse.de>
7734 PR tree-optimization/40964
7735 * tree.c (iterative_hash_host_wide_int): Export.
7736 * tree.h (iterative_hash_host_wide_int): Declare.
7737 * tree-ssa-structalias.c (heapvar_map): New struct.
7738 (heapvar_map_eq): New function.
7739 (heapvar_map_hash): Likewise.
7740 (heapvar_lookup): Adjust.
7741 (heapvar_insert): Likewise.
7742 (make_constraint_from_heapvar): Allow multiple heap variables
7743 per decl at different offsets.
7744 (init_alias_heapvars): Adjust.
7746 2009-08-04 David Daney <ddaney@caviumnetworks.com>
7748 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
7749 * mips_output_sync_loop (mips_output_sync_loop): Only emit
7750 trailing sync if TARGET_SYNC_AFTER_SC.
7752 2009-08-05 David Daney <ddaney@caviumnetworks.com>
7754 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
7755 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
7756 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
7757 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
7758 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
7759 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
7760 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
7761 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
7762 test_and_set_12): Rewrite calls to mips_output_sync_loop.
7763 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
7764 the prototype declaration match the definition.
7765 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
7766 instructions explicitly. Add barrier_before and operands
7768 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
7769 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
7770 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
7771 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
7772 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
7773 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
7775 2009-08-05 Andrew Pinski <pinskia@gmail.com>
7777 * tree-ssa-alias.c: Fix intervals to use [) syntax.
7779 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
7780 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
7783 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
7786 2009-08-05 Jakub Jelinek <jakub@redhat.com>
7788 PR rtl-optimization/40924
7789 * dse.c (canon_address): Before calling cselib_expand_value_rtx
7790 make sure canon_rtx (mem_address) isn't simpler than
7791 canon_rtx (expanded_mem_address).
7793 2009-08-05 Li Feng <nemokingdom@gmail.com>
7795 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
7797 (build_scop_drs): Build alias set for each SCoP.
7799 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
7801 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
7802 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
7803 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
7804 (MIPS_ARCH_FLOAT_SPEC): Likewise.
7805 (BASE_DRIVER_SELF_SPECS): Likewise.
7807 2009-08-04 Andrew Pinski <pinskia@gmail.com>
7809 * tree-ssa-alias.c: Fix some comment typos.
7811 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
7813 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
7814 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
7816 2009-08-03 Janis Johnson <janis187@us.ibm.com>
7819 * simplify-rtx.c (simplify_binary_operation_1): Disable
7820 simplifications for decimal float operations.
7822 2009-08-03 Jakub Jelinek <jakub@redhat.com>
7825 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
7826 operand of INDIRECT_REF.
7828 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
7830 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
7831 constants referencing TLS symbols.
7833 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
7835 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
7836 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
7838 2009-08-03 Richard Guenther <rguenther@suse.de>
7840 * tree.c (make_vector_type): Build a main variant first,
7841 get the canonical one and then build the variant.
7842 * tree-ssa.c (useless_type_conversion_p_1): Handle
7844 (useless_type_conversion_p): Conversions to pointers to
7845 incomplete record types are useless.
7847 2009-08-03 Richard Guenther <rguenther@suse.de>
7849 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
7850 file will be created.
7851 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
7852 * toplev.c (compile_file): Adjust comment.
7854 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
7856 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
7857 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
7858 (TARGET_PROMOTE_FUNCTION_MODE): Define.
7859 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
7860 (sh_promote_function_mode): Fix typo.
7862 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
7864 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
7866 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7868 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
7869 declaration arguments.
7871 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
7873 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
7874 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
7875 (ix86_split_ashl): Ditto.
7876 (ix86_expand_vector_init_one_nonzero): Ditto.
7877 (ix86_expand_vector_set): Ditto.
7878 (ix86_expand_reduc_v4sf): Ditto.
7880 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
7882 * explow.c (promote_function_mode): Remove assert.
7883 * config/sh/sh.c (sh_promote_function_mode): Declare.
7885 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7887 * config/pa/pa.c (pa_promote_function_mode): Declare.
7888 Change to static. Fix promote_mode call.
7890 * gthr-dce.h (CONST_CAST2): Define if not defined.
7891 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
7893 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
7895 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
7897 * expr.c (store_constructor): Use promote_decl_mode. Remove
7898 now write-only variable unsignedp.
7899 (expand_expr_real_1): Use promote_decl_mode.
7900 * expr.h (promote_function_mode, promote_decl_mode): New.
7901 (promote_mode): Remove last argument.
7902 * function.c (assign_temp): Drop last argument of promote_mode.
7903 (assign_parm_find_data_types): Use promote_function_mode.
7904 (assign_parm_setup_reg): Likewise.
7905 (expand_function_end): Use promote_function_mode.
7906 * calls.c (initialize_argument_information): Use promote_function_mode.
7907 (precompute_arguments): Use promote_mode instead of checking if
7908 only PROMOTE_FUNCTION_MODE is defined.
7909 (expand_call): When making sibcall decisions, use promote_function_mode.
7910 Below, remove an if for targetm.calls.promote_function_return and
7911 and use promote_function_mode.
7912 (emit_library_call_value_1): Use promote_function_mode, fix bug
7913 where promote_mode was passed FOR_CALL == 0 for a return value in an
7915 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
7916 * explow.c (promote_function_mode, promote_decl_mode): New.
7917 (promote_mode): Keep only the FOR_CALL == 0 case.
7918 * combine.c (setup_incoming_promotion): Remove test of
7919 promote_function_args. Use promote_function_mode.
7920 * stmt.c (expand_value_return): Use promote_decl_mode.
7921 (expand_decl): Use promote_decl_mode.
7923 * expr.c (store_constructor): Use promote_decl_mode. Remove
7924 now write-only variable unsignedp.
7925 (expand_expr_real_1): Use promote_decl_mode.
7926 * expr.h (promote_function_mode, promote_decl_mode): New.
7927 (promote_mode): Remove last argument.
7928 * function.c (assign_temp): Drop last argument of promote_mode.
7929 (assign_parm_find_data_types): Use promote_function_mode.
7930 (assign_parm_setup_reg): Likewise.
7931 (expand_function_end): Use promote_function_mode.
7932 * calls.c (initialize_argument_information): Use promote_function_mode.
7933 (precompute_arguments): Use promote_mode instead of checking if
7934 only PROMOTE_FUNCTION_MODE is defined.
7935 (expand_call): When making sibcall decisions, use promote_function_mode.
7936 Below, remove an if for targetm.calls.promote_function_return and
7937 and use promote_function_mode.
7938 (emit_library_call_value_1): Use promote_function_mode, fix bug
7939 where promote_mode was passed FOR_CALL == 0 for a return value in an
7941 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
7942 * explow.c (promote_function_mode, promote_decl_mode): New.
7943 (promote_mode): Keep only the FOR_CALL == 0 case.
7944 * combine.c (setup_incoming_promotion): Remove test of
7945 promote_function_args. Use promote_function_mode.
7946 * stmt.c (expand_value_return): Use promote_decl_mode.
7947 (expand_decl): Use promote_decl_mode.
7949 * explow.c (promote_function_mode): Just call the target hook.
7950 * targhooks.c (default_promote_function_mode,
7951 default_promote_function_mode_always_promote): New.
7952 * targhooks.h (default_promote_function_mode,
7953 default_promote_function_mode_always_promote): Declare.
7954 * target.h (promote_function_args, promote_function_return): Remove.
7955 (promote_function_mode): New.
7956 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
7957 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
7958 (TARGET_PROMOTE_FUNCTION_MODE): New.
7959 (TARGET_CALLS): Adjust.
7960 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
7961 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
7963 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
7964 * config/s390/s390.c (s390_promote_function_mode): ... here,
7965 with pointer handling.
7966 (TARGET_PROMOTE_FUNCTION_MODE): Define.
7967 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
7969 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
7970 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
7971 with pointer handling.
7972 (TARGET_PROMOTE_FUNCTION_MODE): Define.
7973 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
7975 * config/sh/sh-protos.h (sh_promote_function_mode): New.
7976 * config/sh/sh.c (sh_promote_function_mode): New.
7977 (TARGET_PROMOTE_FUNCTION_MODE): Define.
7978 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
7980 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
7981 * config/cris/cris.c (cris_promote_function_mode): ... here.
7982 (TARGET_PROMOTE_FUNCTION_MODE): Define.
7983 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
7985 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
7986 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
7987 (TARGET_PROMOTE_FUNCTION_MODE): Define.
7988 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
7990 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
7991 * config/arm/arm.c (arm_promote_function_mode): ... here, without
7992 complex type handling.
7993 (TARGET_PROMOTE_FUNCTION_MODE): Define.
7994 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
7996 * config/pa/pa.c (pa_promote_function_mode): New.
7997 (TARGET_PROMOTE_FUNCTION_MODE): Define.
7998 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8000 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
8001 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8002 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
8003 * config/xtensa/xtensa.c: Likewise.
8004 * config/stormy16/stormy16.c: Likewise.
8005 * config/iq2000/iq2000.c: Likewise.
8006 * config/rs6000/rs6000.c: Likewise.
8007 * config/picochip/picochip.c: Likewise.
8008 * config/arc/arc.c: Likewise.
8009 * config/mcore/mcore.c: Likewise.
8010 * config/score/score.c: Likewise.
8011 * config/mips/mips.c: Likewise.
8012 * config/bfin/bfin.c: Likewise.
8013 * config/ia64/ia64.c: Likewise (disabled though).
8015 * config/frv/frv.h: Remove pointless remark.
8017 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
8018 TARGET_PROMOTE_FUNCTION_ARGS,
8019 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
8020 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
8022 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
8024 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
8025 -floop-parallelize-all.
8026 * toplev.c (process_options): Rename flag_graphite_force_parallel to
8027 flag_loop_parallelize_all.
8028 * tree-ssa-loop.c (gate_graphite_transforms): Same.
8029 * graphite.c (graphite_transform_loops): Same.
8031 * graphite-poly.c (apply_poly_transforms): Same.
8033 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
8035 PR tree-optimization/40914
8036 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
8037 if set, then check the delta field of the PMF record.
8038 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
8039 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
8040 call is stored in the delta.
8042 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
8044 * config/mips/mips.md (*clear_upper32_dext): New pattern.
8046 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
8048 * config/i386/bsd.h (ASM_BYTE): New define.
8049 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
8050 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
8051 .byte. Use fputs or putc instead of fprintf where appropriate.
8052 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
8053 fputs or putc instead of fprintf where appropriate.
8054 * config/i386/i386elf.h: Ditto.
8055 * config/i386/sysv4.h: Ditto.
8057 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
8058 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
8059 (*tls_global_dynamic_64): Ditto.
8061 2009-07-31 Christian Bruel <christian.bruel@st.com>
8063 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
8065 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8067 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
8068 Remove dead code for MINUS.
8070 2009-07-31 Anthony Green <green@moxielogic.com>
8072 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
8074 (moxie_expand_epilogue): Ditto for epilogue.
8075 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
8077 (moxie_function_arg): Ditto.
8078 (moxie_pass_by_reference): Ditto.
8079 (moxie_arg_partial_bytes): Ditto.
8080 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
8081 (FUNCTION_ARG_ADVANCE) Ditto.
8082 (REG_PARM_STACK_SPACE) Ditto.
8083 (FUNCTION_ARG_REGNO_P) Dito.
8085 * config.gcc: Add moxie linux config support.
8086 * gcc/config/moxie/uclinux.h: New file.
8088 2009-07-31 DJ Delorie <dj@redhat.com>
8090 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
8091 (UNSPECV_SP_SWITCH_E): New.
8092 (sp_switch_1): Change to an unspec.
8093 (sp_switch_2): Change to an unspec. Don't use post-inc when we
8095 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
8096 reference the new stack's address
8098 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8100 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
8101 graphite-clast-to-gimple.o, graphite-dependences.o,
8102 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
8103 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
8104 (graphite-blocking.o,
8105 graphite-clast-to-gimple.o, graphite-dependences.o,
8106 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
8107 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
8108 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
8109 * cfgloop.h (struct loop): Add can_be_parallel field.
8110 * common.opt (fgraphite-identity): Moved up.
8111 (fgraphite-force-parallel): New flag.
8112 * graphite.c: Rewrite.
8113 * graphite.h: Rewrite.
8114 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
8116 * toplev.c (graphite_out_file): New file descriptor.
8117 (graphite_in_file): New.
8118 (process_options): flag_graphite_force_parallel cannot be used without
8120 * tree-ssa-loop.c: Include toplev.h.
8121 (gate_graphite_transforms): Enable flag_graphite for
8122 flag_graphite_force_parallel.
8124 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8126 * ChangeLog.graphite: New.
8127 * graphite-blocking.c: New.
8128 * graphite-clast-to-gimple.c: New.
8129 * graphite-clast-to-gimple.h: New.
8130 * graphite-dependences.c: New.
8131 * graphite-dependences.h: New.
8132 * graphite-interchange.c: New.
8133 * graphite-poly.c: New.
8134 * graphite-poly.h: New.
8135 * graphite-ppl.c: New.
8136 * graphite-ppl.h: New.
8137 * graphite-scop-detection.c: New.
8138 * graphite-scop-detection.h: New.
8139 * graphite-sese-to-poly.c: New.
8140 * graphite-sese-to-poly.h: New.
8144 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8146 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
8147 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
8149 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8151 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
8152 (scev_is_linear_expression): Return false if the evolution is not
8153 affine multivariate.
8155 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8157 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
8158 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
8160 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8162 * tree-data-ref.c (debug_data_references): New.
8163 (debug_data_reference): New.
8164 * tree-data-ref.h (debug_data_references): Declared.
8165 (debug_data_reference): Declared.
8167 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8169 * tree-data-ref.c (stmt_simple_memref_p: Removed.
8170 * tree-data-ref.h (scop_p): Removed.
8171 (struct data_reference): Remove field scop.
8173 (stmt_simple_memref_p): Removed.
8175 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8177 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
8178 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
8181 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8183 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
8185 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8187 * doc/invoke.texi (-fgraphite-identity): Documented.
8189 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8191 * tree-scalar-evolution.c: Fix comment.
8192 (instantiate_scev_1): Return unknow from scev instantiation if the
8193 result is not above instantiate_below.
8195 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8197 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
8198 static anymore. Instantiate the symbols that may have been introduced
8200 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
8203 2009-07-30 DJ Delorie <dj@redhat.com>
8205 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
8206 .vliw directive to VLIW sections.
8208 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8210 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
8212 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
8213 (AUTOHEADER): New variable.
8214 ($(srcdir)/cstamp-h.in): Use it.
8216 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
8217 Pat Haugen <pthaugen@us.ibm.com>
8218 Revital Eres <ERES@il.ibm.com>
8220 * config/rs6000/vector.md (VEC_F): Add VSX support.
8224 (vector_load_<mode>): Ditto.
8225 (vector_store_<mode>): Ditto.
8226 (vector GPR move split): Ditto.
8227 (vec_reload_and_plus_<mptrsize>): Ditto.
8228 (vec_reload_and_reg_<mptrsize>): Ditto.
8229 (add<mode>3): Ditto.
8230 (sub<mode>3): Ditto.
8231 (mul<mode>3): Ditto.
8232 (neg<mode>2): Ditto.
8233 (abs<mode>2): Ditto.
8234 (smin<mode>3): Ditto.
8235 (smax<mode>3): Ditto.
8236 (vector_eq<mode>): Ditto.
8237 (vector_gt<mode>): Ditto.
8238 (vector_ge<mode>): Ditto.
8239 (vector_gtu<mode>): Ditto.
8240 (vector_select_<mode>_uns): Ditto.
8241 (vector_eq_<mode>_p): Ditto.
8242 (vector_gt_<mode>_p): Ditto.
8243 (vector_ge_<mode>_p): Ditto.
8244 (vector_gtu_<mode>_p): Ditto.
8245 (cr6_test_for_zero): Ditto.
8246 (cr6_test_for_zero_reverse): Ditto.
8247 (cr6_test_for_lt): Ditto.
8248 (cr6_test_for_lt_reverse): Ditto.
8249 (xor<mode>3): Ditto.
8250 (ior<mode>3): Ditto.
8251 (and<mode>3): Ditto.
8252 (one_cmpl<mode>2): Ditto.
8253 (nor<mode>2): Ditto.
8254 (andc<mode>2): Ditto.
8255 (float<VEC_int<mode>2): Ditto.
8256 (unsigned_float<VEC_int><mode>2): Ditto.
8257 (fix_trunc<mode><VEC_int>2): Ditto.
8258 (fixuns_trunc<mode><VEC_int>2): Ditto.
8260 (vec_set<mode>): Ditto.
8261 (vec_extract<mode>): Ditto.
8262 (vec_interleave_highv4sf): Ditto.
8263 (vec_interleave_lowv4sf): Ditto.
8264 (vec_realign_load_<mode>): Ditto.
8265 (vec_shl_<mode>): Ditto.
8266 (vec_shr_<mode>): Ditto.
8267 (div<mode>3): New patterns for VSX.
8268 (vec_interleave_highv2df): Ditto.
8269 (vec_interleave_lowv2df): Ditto.
8270 (vec_pack_trunc_v2df): Ditto.
8271 (vec_pack_sfix_trunc_v2df): Ditto.
8272 (vec_pack_ufix_trunc_v2df): Ditto.
8273 (vec_unpacks_hi_v4sf): Ditto.
8274 (vec_unpacks_lo_v4sf): Ditto.
8275 (vec_unpacks_float_hi_v4si): Ditto.
8276 (vec_unpacks_float_lo_v4si): Ditto.
8277 (vec_unpacku_float_hi_v4si): Ditto.
8278 (vec_unpacku_float_lo_v4si): Ditto.
8279 (movmisalign<mode>): Ditto.
8280 (vector_ceil<mode>2): New patterns for vectorizing math library.
8281 (vector_floor<mode>2): Ditto.
8282 (vector_btrunc<mode>2): Ditto.
8283 (vector_copysign<mode>3): Ditto.
8285 * config/rs6000/predicates.md (easy_vector_constant_msb): New
8286 predicate for setting the high bit in each word, used for copysign.
8288 * config/rs6000/ppc-asm.h (f19): Whitespace.
8289 (f32-f63): Define if VSX.
8290 (v0-v31): Define if Altivec.
8291 (vs0-vs63): Define if VSX.
8293 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
8295 * config/rs6000/power7.md: New file, provide tuning parameters for
8298 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
8299 (rs6000_cpu_cpp_builtins): Ditto.
8300 (altivec_overloaded_builtins): Ditto.
8301 (altivec_resolve_overloaded_builtin): Ditto.
8303 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
8304 debug switch to disable vectorizing simple math builtin
8307 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
8308 Vectorize simple math builtin functions.
8309 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
8310 hook to vectorize math builtins.
8311 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
8312 (rs6000_builtin_conversion): Add VSX/power7 support.
8313 (rs6000_builtin_vec_perm): Ditto.
8314 (vsplits_constant): Add support for loading up a vector constant
8315 with just the high bit set in each part.
8316 (rs6000_expand_vector_init): Add VSX/power7 support.
8317 (rs6000_expand_vector_set): Ditto.
8318 (rs6000_expand_vector_extract): Ditto.
8319 (rs6000_emit_move): Ditto.
8320 (bdesc_3arg): Ditto.
8321 (bdesc_2arg): Ditto.
8322 (bdesc_1arg): Ditto.
8323 (rs6000_expand_ternop_builtin): Ditto.
8324 (altivec_expand_builtin): Ditto.
8325 (rs6000_expand_unop_builtin): Ditto.
8326 (rs6000_init_builtins): Ditto.
8327 (altivec_init_builtins): Ditto.
8328 (builtin_function_type): Ditto.
8329 (rs6000_common_init_builtins): Ditto.
8330 (rs6000_handle_altivec_attribute); Ditto.
8331 (rs6000_mangle_type): Ditto.
8332 (rs6000_vector_mode_supported_p): Ditto.
8333 (rs6000_mode_dependent_address): Altivec addresses with AND -16
8336 * config/rs6000/vsx.md: New file for VSX support.
8338 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
8339 identifing values with just the most significant bit set.
8340 (enum rs6000_builtins): Add builtins for VSX. Add simple math
8341 vectorized builtins.
8343 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
8344 (UNSPEC_VRFIM): Delete.
8345 (splitter for loading up vector with most significant bit): New
8346 splitter for vectorizing copysign.
8347 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
8348 vectorizing simple math functions.
8349 (altivec_vrfip): Add support for vectorizing simple math functions.
8350 (altivec_vrfim): Ditto.
8351 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
8353 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
8354 (power7.md, vsx.md): Include for power7 support.
8355 (copysigndf3): Use VSX instructions if -mvsx.
8356 (negdf2_fpr): Ditto.
8357 (absdf2_fpr): Ditto.
8358 (nabsdf2_fpr): Ditto.
8359 (adddf3_fpr): Ditto.
8360 (subdf3_fpr): Ditto.
8361 (muldf3_fpr): Ditto.
8362 (divdf3_fpr): Ditto.
8363 (fix_truncdfdi2_fpr): Ditto.
8364 (cmpdf_internal1): Ditto.
8365 (fred, fred_fpr): Convert into expander/insn to add VSX support.
8366 (btruncdf2, btruncdf2_fpr): Ditto.
8367 (ceildf2, ceildf2_fpr): Ditto.
8368 (floordf2, floordf2_fpr): Ditto.
8369 (floatdidf2, floatdidf2_fpr): Ditto.
8370 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
8371 (fmsubdf4_fpr): Ditto.
8372 (fnmadddf4_fpr_1): Ditto.
8373 (fnmadddf4_fpr_2): Ditto.
8374 (fnmsubdf4_fpr_1): Ditto.
8375 (fnmsubdf4_fpr_2): Ditto.
8376 (fixuns_truncdfdi2): Add expander for VSX support.
8377 (fix_truncdfdi2): Ditto.
8378 (fix_truncdfsi2): Ditto.
8380 (btruncsf2): Whitespace.
8381 (movdf_hardfloat32): Add support for VSX registers.
8382 (movdf_softfloat32): Ditto.
8383 (movdf_hardfloat64): Ditto.
8384 (movdf_hardfloat64_mfpgpr): Ditto.
8385 (movdf_softfloat64): Ditto.
8386 (movti splitters): Add check for vector registers supporting
8387 TImode in the future.
8388 (bpermd): Add power7 bpermd instruction.
8390 * config/rs6000/altivec.h (vec_div): Define if VSX.
8394 (vec_nearbyint): Ditto.
8397 (all predicates): Use the generic builtin function, and not the V4SF
8398 specific function so that the predicates will work with VSX's V2DF.
8402 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
8403 Document new VSX functions and types.
8405 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
8408 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
8409 "wa", and "j" constraints. Modify "v" to talk about Altivec
8410 instead of just vector.
8412 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
8415 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
8416 location for phi arguments.
8417 (rewrite_update_phi_arguments): Find locations for reaching defs.
8418 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
8419 Add location to add_phi_arg calls.
8420 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
8421 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
8422 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
8423 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
8424 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
8425 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
8426 * tree-phinodes.c (make_phi_node): Initialize location.
8427 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
8428 (add_phi_arg): Add location parameter.
8429 (remove_phi_arg_num): Move location when moving phi argument.
8430 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
8432 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
8433 slpeel_update_phi_nodes_for_guard1,
8434 slpeel_update_phi_nodes_for_guard2,
8435 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
8436 vect_loop_versioning): Set locations.
8437 * tree-parloops.c (create_phi_for_local_result,
8438 transform_to_exit_first_loop, create_parallel_loop): Add locations.
8439 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
8440 * tree-vect-loop.c (get_initial_def_for_induction,
8441 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
8443 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
8444 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
8445 (gimple_phi_arg_set_location): New. Set locus.
8446 (gimple_phi_arg_has_location): New. Check for locus.
8447 (redirect_edge_var_map_location): New. Return locus from var_map.
8448 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
8449 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
8450 combining PHI arguments.
8451 (cond_store_replacement): Set location.
8452 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
8453 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
8454 scop_add_exit_phis_edge): Add locations.
8455 * tree-cfgcleanup.c (remove_forwarder_block,
8456 remove_forwarder_block_with_phi): Add locations.
8457 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
8458 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
8460 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
8461 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
8462 flush_pending_stmts): Add source location.
8463 * lambda-code.c (perfect_nestify): Maintain location stack with argument
8464 stack to preserve locations.
8465 * tree-vect-stmts.c (vectorizable_load): Add location.
8466 * tree-inline.c (copy_phis_for_bb): Copy locus.
8467 (setup_one_parameter): Add call locus to inlined parameter stmts.
8468 (initialize_inlined_parameters): Pass in call location as parameter
8470 (tree_function_versioning): Pass location to setup_one_parameter.
8471 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
8472 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
8473 copy and edge lists.
8474 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
8475 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
8476 locus parameter and override the stmt default if provided.
8477 (new_elim_graph, clear_elim_graph, delete_elim_graph,
8478 elim_graph_add_edge, elim_graph_remove_succ_edge,
8479 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
8480 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
8481 eliminate_phi): Add locus info in elimination graph for each edge and
8483 (insert_backedge_copies): Copy locus if present.
8484 * tree-flow.h (struct _edge_var_map): Add locus field.
8485 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
8486 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
8487 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
8489 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
8491 2009-07-30 Martin Jambor <mjambor@suse.cz>
8493 PR tree-optimization/40570
8494 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
8497 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
8499 * ssa-loop-manip.c: Include langhooks.h.
8500 (rewrite_phi_with_iv): New.
8501 (rewrite_all_phi_nodes_with_iv): New.
8502 (canonicalize_loop_ivs): Move here from tree-parloops.c.
8503 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
8504 * tree-parloops.c (loop_parallel_p): Move out all conditions
8505 except dependency check.
8506 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
8507 (gen_parallel_loop): Call canonicalize_loop_ivs without
8508 reduction_list argument.
8509 (build_new_reduction): New.
8510 (gather_scalar_reductions): New.
8511 (try_get_loop_niter): New.
8512 (try_create_reduction_list): New.
8513 (parallleize_loops): Change the parallel conditions check.
8514 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
8515 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
8517 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
8519 * opt-functions.awk (opt_args): Allow argument to be enclosed in
8521 * doc/options.texi (Option properties): Mention new quoting syntax.
8523 2009-07-29 Douglas B Rupp <rupp@gnat.com>
8525 * config/alpha/alpha.c (alpha_start_function):
8526 Handle VMS_DEBUG_MAIN_POINTER
8527 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
8528 * doc/invoke.texi: Document -mdebug-main switch.
8530 2009-07-29 Richard Henderson <rth@redhat.com>
8532 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
8533 (cgraph_create_edge_including_clones): Likewise.
8534 * tree-inline.c (copy_bb): Operate on the correct edges
8535 when updating the callgraph.
8537 2009-07-29 Douglas B Rupp <rupp@gnat.com>
8539 * config/alpha/vms-cc.c: Deleted.
8540 * config/alpha/vms-ld.c: Deleted.
8541 * config/alpha/t-vms64: Moved to config/vms
8542 * config/alpha/vms-crt0-64.c: Moved to config/vms
8543 * config/alpha/vms-crt0.c: Moved to config/vms
8544 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
8545 * config/alpha/vms-psxcrt0.c: Moved to config/vms
8546 * config/alpha/xm-vms.h: Moved to config/vms
8547 * config/alpha/x-vms: Moved to config/vms
8548 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
8550 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
8551 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
8553 * config/vms/t-vms64: Moved here from config/alpha
8554 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
8555 (argc,argv,envp): Enforce 32bit malloc'ing.
8556 * config/vms/vms-psxcrt0-64.c: Likewise.
8557 * config/vms/vms-crt0.c: Moved here from config/alpha.
8558 * config/vms/vms-psxcrt0.c: Likewise.
8559 * config/vms/vms-crtl-64.h: New file.
8560 * config/vms/vms-crtl.h: New file.
8561 * config/vms/vms.opt: New file.
8562 * config/vms/xm-vms64.h: New file.
8563 * config/vms/xm-vms.h: Moved here from config/alpha.
8564 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
8566 * config/vms/x-vms: Moved here from config/alpha.
8567 (version, VMS_EXTRA_PARTS): Moved to t-vms.
8568 (vms-ld.o, vms-cc.o): Removed.
8569 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
8571 2009-07-29 Douglas B Rupp <rupp@gnat.com>
8573 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
8574 correct stack (obvious VMS fix).
8576 2009-07-29 Douglas B Rupp <rupp@gnat.com>
8578 * dwarf2out.c (output_file_names): Output VMS style file name, size,
8579 date, version info if VMS_DEBUGGING_INFO defined.
8580 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
8581 size, date calculating code moved here.
8583 2009-07-29 Paul Brook <paul@codesourcery.com>
8585 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
8588 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
8591 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
8592 to DImode when generating insq_le insn.
8594 2009-07-28 Douglas B Rupp <rupp@gnat.com>
8596 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
8597 New macro set for VMS_DEBUGGGING_INFO.
8598 (AT_string_form): Use it.
8600 2009-07-28 DJ Delorie <dj@redhat.com>
8602 * config/mep/mep.c (vtext_section): New.
8603 (vftext_section): New.
8604 (ftext_section): New.
8605 (mep_select_section): Add support for functions.
8606 (mep_unique_section): Likewise.
8607 (mep_asm_init_sections): Likewise.
8608 (mep_encode_section_info): Remove it from here.
8610 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
8612 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
8614 * tree.h (TREE_DEPRECATED): Document it is used for types too.
8615 (TYPE_VECTOR_OPAQUE): Use default_def_flag
8617 2009-07-28 Douglas B Rupp <rupp@gnat.com>
8619 * dwarf2out.c (output_file_names): Test new macro
8620 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
8621 (add_comp_dir_attribute): Likewise.
8623 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
8625 * config/i386/mingw-w64.h (LINK_SPEC): Add
8626 separating space between commands.
8628 2009-07-28 Jan Hubicka <jh@suse.cz>
8630 PR tree-optimization/40759
8631 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
8634 2009-07-27 DJ Delorie <dj@redhat.com>
8636 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
8637 types are dword-aligned.
8638 (mep_expand_va_start): Likewise.
8640 2009-07-27 Olivier Hainque <hainque@adacore.com>
8641 Douglas B Rupp <rupp@gnat.com>
8643 * convert.c (convert_to_pointer): Don't assume the target
8644 pointer type is POINTER_SIZE long. Fetch its precision instead.
8646 2009-07-27 Douglas B Rupp <rupp@gnat.com>
8648 * system.h (fopen): Undefine if macro.
8650 2009-07-27 Jakub Jelinek <jakub@redhat.com>
8652 * dwarf2out.c (output_cfi_p): Removed.
8653 (output_cfis): New function.
8654 (output_fde): New function, split from output_call_frame_info.
8655 (output_call_frame_info): Use it.
8656 (dwarf2out_switch_text_section): Use output_cfis.
8658 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
8660 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
8661 TARGET_BI_ARCH is specified without enabling SJLJ.
8662 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
8663 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
8665 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
8667 * arm.md (negdi2): Use DImode if forcing a value into a register.
8669 2009-07-26 Ira Rosen <irar@il.ibm.com>
8671 PR tree-optimization/40801
8672 * tree-vect-stmts.c (vectorizable_call): Get previous copy
8673 of vector operand from the previous copy of vector statement.
8674 Pass the correct definition type value to
8675 vect_get_vec_def_for_stmt_copy().
8677 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8679 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
8680 const char ** conversion.
8682 2009-07-25 David Daney <ddaney@caviumnetworks.com>
8684 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
8685 fancy_abort() if !ENABLE_ASSERT_CHECKING.
8686 (gcc_unreachable): Invoke __builtin_unreachable() if
8687 !ENABLE_ASSERT_CHECKING.
8689 2009-07-25 David Daney <ddaney@caviumnetworks.com>
8691 PR rtl-optimization/40445
8692 * emit-rtl.c (next_nonnote_insn_bb): New function.
8693 * rtl.h (next_nonnote_insn_bb): Declare new function.
8694 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
8695 with no successors that is the successor of the ENTRY_BLOCK.
8696 Continue from the top after removing an empty fallthrough block.
8697 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
8698 of next_nonnote_insn.
8700 2009-07-25 David Daney <ddaney@caviumnetworks.com>
8702 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
8704 2009-07-25 Martin Jambor <mjambor@suse.cz>
8706 * c-common.c (c_common_attribute_table): New element for noclone.
8707 (handle_noclone_attribute): New function. Forward-declare.
8708 * tree-inline.c (tree_versionable_function_p): Check for noclone
8710 * doc/extend.texi (Labels as Values): Document need for noclone.
8711 (Function Attributes): Document noclone attribute.
8713 2009-07-25 Jakub Jelinek <jakub@redhat.com>
8715 PR rtl-optimization/34999
8716 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
8717 and dw_fde_switched_cold_to_hot fields.
8718 (output_cfi_p): New function.
8719 (output_call_frame_info): If fde->dw_fde_switched_sections,
8720 output 2 FDEs instead of one with corrupted header.
8721 (dwarf2out_do_cfi_startproc): New function.
8722 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
8723 and fde->dw_fde_switched_cold_to_hot.
8724 (dwarf2out_switch_text_section): Compute
8725 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
8726 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
8727 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
8728 Otherwise, compute fde->dw_fde_switch_cfi.
8730 2009-07-24 Cary Coutant <ccoutant@google.com>
8732 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
8734 2009-07-24 Cary Coutant <ccoutant@google.com>
8736 * cfghooks.c (split_block): Copy discriminator to new block.
8737 * tree-cfg.c (assign_discriminator): Check location of last
8738 instruction in block as well as first.
8740 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
8742 * config/i386/linux.c: Use fputs or putc instead of fprintf
8744 * config/i386/gas.h: Ditto.
8745 * config/i386/x86-64.h: Ditto.
8746 * config/i386/att.h: Ditto.
8748 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8750 * expmed.c (emit_store_flag): Use a recursive call to optimize the
8753 2009-07-24 Martin Jambor <mjambor@suse.cz>
8755 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
8756 (ipa_push_func_to_list_1): Declare.
8757 (ipa_push_func_to_list): New function.
8759 * ipa-prop.c (ipa_push_func_to_list_1): New function.
8760 (ipa_init_func_list): Call ipa_push_func_to_list_1.
8761 (ipa_push_func_to_list): Removed.
8762 (ipa_pop_func_from_list): Clear node_enqueued flag.
8764 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
8766 * config/s390/s390.c (override_options): Default
8767 max-unrolled-insns to 100 for z10 tuning.
8769 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
8771 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
8772 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
8773 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
8774 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
8775 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
8776 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
8777 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
8779 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
8781 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
8782 use default set in mingw32.h header.
8783 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
8784 64-bit /mingw/include path.
8785 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
8788 2009-07-23 Neil Vachharajani <nvachhar@google.com>
8790 PR rtl-optimization/40209
8791 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
8793 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
8795 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
8796 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
8797 with the rest of string where appropriate. Use fputs or putc
8798 instead of fprintf where appropriate.
8800 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
8801 Pat Haugen <pthaugen@us.ibm.com>
8802 Revital Eres <ERES@il.ibm.com>
8804 * config/rs6000/vector.md: New file. Move most of the vector
8805 expander support here from altivec.md to allow for the VSX vector
8806 unit in the future. Add support for secondary_reload patterns.
8807 Rewrite the patterns for vector comparison, and vector comparison
8808 predicate instructions so that the RTL expresses the desired
8809 behavior, instead of using unspec.
8811 * config/rs6000/constraints.md ("f" constraint): Use
8812 rs6000_constraints to hold the precalculated register class.
8813 ("d" constraint): Ditto.
8814 ("wd" constraint): New constraint for VSX.
8815 ("wf" constraint): Ditto.
8816 ("ws" constraint): Ditto.
8817 ("wa" constraint): Ditto.
8818 ("wZ" constraint): Ditto.
8819 ("j" constraint): Ditto.
8821 * config/rs6000/predicates.md (vsx_register_operand): New
8823 (vfloat_operand): New predicate for vector.md.
8824 (vint_operand): Ditto.
8825 (vlogical_operand): Ditto.
8826 (easy_fp_constant): If VSX, 0.0 is an easy constant.
8827 (easy_vector_constant): Add VSX support.
8828 (altivec_indexed_or_indirect_operand): New predicate for
8829 recognizing Altivec style memory references with AND -16.
8831 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
8832 for vector secondary reload support.
8833 (rs6000_vector_reg_class): Delete, replacing it with
8835 (rs6000_vsx_reg_class): Ditto.
8836 (rs6000_constraints): New array to hold the register classes of
8837 each of the register constraints that can vary at runtime.
8838 (builtin_mode_to_type): New static array for builtin function type
8840 (builtin_hash_table): New static hash table for builtin function
8842 (TARGET_SECONDARY_RELOAD): Define target hook.
8843 (TARGET_IRA_COVER_CLASSES): Ditto.
8844 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
8845 registers are 128 bits if VSX memory reference instructions are used.
8846 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
8848 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
8849 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
8850 Print several of the scheduling related parameters.
8851 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
8852 rs6000_constraints instead of rs6000_vector_reg_class. Move
8853 -mdebug=reg code to rs6000_debug_reg_global. Add support for
8854 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
8855 Altivec. Add VSX support. Setup for secondary reload support on
8856 Altivec/VSX registers.
8857 (rs6000_override_options): Make power7 set the scheduling groups
8858 like the power5. Add support for new debug switches to override
8859 the scheduling defaults. Temporarily disable -mcpu=power7 from
8860 setting -mvsx. Add support for debug switches -malways-hint,
8861 -msched-groups, and -malign-branch-targets.
8862 (rs6000_buitlin_conversion): Add support for returning unsigned
8863 vector conversion functions to fix regressions due to stricter
8865 (rs6000_builtin_mul_widen_even): Ditto.
8866 (rs6000_builtin_mul_widen_odd): Ditto.
8867 (rs6000_builtin_vec_perm): Ditto.
8868 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
8869 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
8871 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
8873 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
8874 VSX types for bit operations. Changes to accomidate vector.md.
8875 (bdesc_2arg): Ditto.
8876 (bdesc_1arg): Ditto.
8877 (struct builtin_description_predicates): Rewrite predicate
8878 handling so that RTL describes the operation, instead of passing
8879 the instruction to be used as a string argument.
8880 (bdesc_altivec_preds): Ditto.
8881 (altivec_expand_predicate_builtin): Ditto.
8882 (altivec_expand_builtin): Ditto.
8883 (rs6000_expand_ternop_builtin): Use a switch instead of an if
8884 statement for vsldoi support.
8885 (altivec_expand_ld_builtin): Change to use new names from vector.md.
8886 (altivec_expand_st_builtin): Ditto.
8887 (paired_expand_builtin): Whitespace changes.
8888 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
8889 builtin_mode_to_type table for secondary reload. Call
8890 builtin_function_type to build random builtin functions.
8891 (altivec_init_builtins): Change to use builtin_function_type to
8892 create builtin function types dynamically as we need them.
8893 (builtin_hash_function): New support for hashing the tree types
8894 for builtin function as we need it, rather than trying to build
8895 all of the trees that we need. Add initial preliminary VSX support.
8896 (builtin_function_type): Ditto.
8897 (builtin_function_eq): Ditto.
8898 (builtin_hash_struct): Ditto.
8899 (rs6000_init_builtins): Ditto.
8900 (rs6000_common_init_builtins): Ditto.
8901 (altivec_init_builtins): Ditto.
8902 (rs6000_common_init_builtins): Ditto.
8903 (enum reload_reg_type): New enum for simplifing reg classes.
8904 (rs6000_reload_register_type): Simplify register classes into GPR,
8905 Vector, and other registers. Altivec and VSX addresses in reload.
8906 (rs6000_secondary_reload_inner): Ditto.
8907 (rs6000_ira_cover_classes): New target hook, that returns the
8908 appropriate cover classes, based on -mvsx being used or not.
8909 (rs6000_secondary_reload_class): Add VSX support.
8910 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
8911 (get_vsel_insn): Ditto.
8912 (rs6000_emit_vector_compare): Rewrite vector conditional support
8913 so that where we can, we use RTL operators, instead of blindly use
8915 (rs6000_emit_vector_select): Ditto.
8916 (rs6000_emit_vector_cond_expr): Ditto.
8917 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
8918 (create_TOC_reference): Add -mdebug=addr support.
8919 (emit_frame_save): VSX loads/stores need register indexed addressing.
8921 * config/rs6000/rs6000.md: Include vector.md.
8923 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
8925 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
8926 support for V2DI, V2DF in logical, permute, select operations.
8928 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
8929 switch for vsx/power7.
8930 (-mvsx-scalar-memory): Ditto.
8931 (-mvsx-align-128): Ditto.
8932 (-mallow-movmisalign): Ditto.
8933 (-mallow-df-permute): Ditto.
8934 (-msched-groups): Ditto.
8935 (-malways-hint): Ditto.
8936 (-malign-branch-targets): Ditto.
8938 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
8940 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
8941 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
8942 (rs6000_vector_reg_class): Delete.
8943 (rs6000_vsx_reg_class): Ditto.
8944 (enum rs6000_reg_class_enum): New enum for the constraints that
8945 vary based on target switches.
8946 (rs6000_constraints): New array to hold the register class for all
8947 of the register constraints that vary based on the switches used.
8948 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
8949 (enum rs6000_builtins): Add unsigned varients for the builtin
8950 declarations returned by target hooks for expanding multiplies,
8951 select, and permute operations. Add VSX builtins.
8952 (enum rs6000_builtin_type_index): Add entries for VSX.
8953 (V2DI_type_node): Ditto.
8954 (V2DF_type_node): Ditto.
8955 (unsigned_V2DI_type_node): Ditto.
8956 (bool_long_type_node): Ditto.
8957 (intDI_type_internal_node): Ditto.
8958 (uintDI_type_internal_node): Ditto.
8959 (double_type_internal_node): Ditto.
8961 * config/rs6000/altivec.md (whole file): Move all expanders to
8962 vector.md from altivec.md. Rename insn matching functions to be
8964 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
8965 (altivec_vcmp*): Ditto.
8966 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
8967 (VM): New iterator for moves that includes the VSX types.
8968 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
8969 (altivec_vperm_<mode>_uns): New, for unsigned types.
8970 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
8971 (altivec_eq<mode>): Ditto.
8972 (altivec_gt<mode>): Ditto.
8973 (altivec_gtu<mode>): Ditto.
8974 (altivec_eqv4sf): Ditto.
8975 (altivec_gev4sf): Ditto.
8976 (altivec_gtv4sf): Ditto.
8977 (altivec_vcmpbfp_p): Ditto.
8979 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
8981 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
8984 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
8987 * config/i386/i386.c (output_387_ffreep): Rewrite to use
8988 ASM_SHORT instead of .word.
8989 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
8990 instead of .word in asm template.
8992 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
8995 * ira-lives.c (bb_has_abnormal_call_pred): New function.
8996 (process_bb_node_lives): Use it.
8998 * ira.c (setup_cover_and_important_classes): Don't setup
8999 ira_important_class_nums. Add cover classes to the end of
9001 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
9003 (find_reg_class_closure): Use reorder_important_classes.
9005 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
9007 * config/i386/i386.c (i386_ira_cover_classes): New function.
9008 (TARGET_IRA_COVER_CLASSES): Redefine.
9010 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
9011 importance of order of cover classes in the array.
9013 2009-07-22 Diego Novillo <dnovillo@google.com>
9015 * tree-pass.h (TDF_EH): Define.
9016 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
9017 contains TDF_EH, print the EH region number holding GS.
9018 * tree-dump.c (dump_options): Add "eh".
9019 * doc/invoke.texi: Document it.
9021 2009-07-22 Doug Kwan <dougkwan@google.com>
9023 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
9025 2009-07-22 Michael Matz <matz@suse.de>
9027 PR tree-optimization/35229
9028 PR tree-optimization/39300
9030 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
9031 (inhibit_phi_insertion): New function.
9032 (insert_into_preds_of_block): Call it for REFERENCEs.
9033 (init_pre): Initialize and finalize scalar evolutions.
9034 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
9036 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
9038 * config/i386/predicates.md (zero_extended_scalar_load_operand):
9039 Use CONST_VECTOR_NUNITS to determine number of elements.
9041 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
9043 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
9044 (U, W): Constraints are now deprecated and will be removed if we
9046 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
9048 ("prefetch"): Add the stcmh instruction for prefetching.
9049 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
9051 (s390_short_displacement): Return always true if compiling for
9052 machines not providing the long displacement facility.
9053 (s390_mem_constraint): Support the new constraint letter Z.
9054 (s390_check_qrst_address): New function.
9056 2009-07-21 DJ Delorie <dj@redhat.com>
9058 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
9061 2009-07-21 Jason Merrill <jason@redhat.com>
9063 * c-common.c (max_tinst_depth): Increase default to 1024.
9065 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
9067 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
9068 (vec_unpacku_float_lo_v4si): Ditto.
9070 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
9073 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
9074 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
9075 (builtin_description): Add __builtin_ia32_cvtudq2ps.
9076 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
9078 2009-07-21 Jakub Jelinek <jakub@redhat.com>
9080 PR tree-optimization/40813
9081 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
9084 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
9086 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
9087 with a NOP_EXPR if needed.
9089 2009-07-21 Paul Brook <paul@codesourcery.com>
9091 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
9092 Terminate debug dump with newline.
9094 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9096 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
9097 Cast "1" to unsigned HOST_WIDE_INT.
9098 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
9099 deposit length to the maximum length - lsb. Extend length if
9100 HOST_BITS_PER_WIDE_INT is 32.
9102 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
9104 * cgraph.h (constant_pool_htab): New function.
9105 (constant_descriptor_tree): Move from varasm.c.
9106 * varasm.c (constant_pool_htab): New function.
9107 (constant_descriptor_tree): Move to cgraph.h.
9109 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
9111 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
9113 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
9115 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
9118 2009-07-20 Xinliang David Li <davidxl@google.com>
9120 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
9122 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
9124 * config/mips/mips.md (move_type): Add arith.
9125 (type): Handle arith.
9126 (zero_extendsidi2): Rename this into ...
9127 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
9128 (zero_extendsidi2): New expander.
9129 (*zero_extendsidi2_dext): New pattern.
9131 2009-07-20 Nick Clifton <nickc@redhat.com>
9133 * config.gcc (mips64-*-*): Add definition of tm_defines in order
9134 to set MIPS_ABI_DEFAULT.
9135 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
9137 2009-07-20 Jakub Jelinek <jakub@redhat.com>
9139 * tree-object-size.c (addr_object_size): Handle unions with
9140 array in it as last field of structs in __bos (, 1) as __bos (, 0).
9142 PR tree-optimization/40792
9143 * tree.c (build_function_type_skip_args): Remove bogus assert.
9145 2009-07-20 Jan Hubicka <jh@suse.cz>
9146 Martin Jambor <mjambor@suse.cz>
9148 * cgraph.h (combined_args_to_skip): New field.
9149 * cgraph.c (cgraph_create_virtual_clone): Properly handle
9150 combined_args_to_skip and args_to_skip.
9151 * tree-inline.c (update_clone_info): New function.
9152 (tree_function_versioning): Call update_clone_info.
9153 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
9155 (cgraph_materialize_all_clones): More extensive dumping, working
9156 with combined_args_to_skip rather than args_to_skip.
9158 2009-07-20 Ira Rosen <irar@il.ibm.com>
9160 * tree-vectorizer.h (vectorizable_condition): Add parameters.
9161 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
9162 (get_initial_def_for_reduction): Likewise.
9163 (vectorizable_reduction): Skip the check of first operand in case
9164 of COND_EXPR. Add check that it is outer loop vectorization if
9165 nested cycle was detected. Call vectorizable_condition() for
9166 COND_EXPR. If reduction epilogue cannot be created do not fail for
9167 nested cycles (if it is not double reduction). Assert that there
9168 is only one type in the loop in case of COND_EXPR. Call
9169 vectorizable_condition() to vectorize COND_EXPR.
9170 * tree-vect-stmts.c (vectorizable_condition): Update comment.
9171 Add parameters. Allow nested cycles if called from
9172 vectorizable_reduction(). Use reduction vector variable if provided.
9173 (vect_analyze_stmt): Call vectorizable_reduction() before
9174 vectorizable_condition().
9175 (vect_transform_stmt): Update call to vectorizable_condition().
9177 2009-07-20 Christian Bruel <christian.bruel@st.com>
9179 * config/sh/sh.opt (-mfmovd): Resurrect and document.
9180 * doc/invoke.texi (-mfmovd): Likewise.
9181 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
9183 2009-07-20 Jan Hubicka <jh@suse.cz>
9185 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
9186 when handling SSA name.
9188 2009-07-19 Jan Hubicka <jh@suse.cz>
9190 PR tree-optimization/40676
9191 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
9192 virtual PHIs in empty BBs.
9194 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9196 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
9197 re-expanded the compound use gen_lowpart instead to convert to the
9200 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9202 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
9203 OUTER_CONST arguments.
9204 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
9205 the new wider mode will be masked off.
9206 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
9208 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9210 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
9211 high-order bits are zero.
9213 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9215 * combine.c (simplify_shift_const_1): Split code to determine
9217 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
9218 new bits shifted in are identical to the old sign bit.
9220 2009-07-18 Richard Guenther <rguenther@suse.de>
9223 * gimplify.c (gimplify_call_expr): Reject code using results from
9224 functions returning void.
9226 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
9228 * doc/md.texi: Document the new PowerPC "es" constraint.
9229 Document that "m" can include automodified addresses on this target,
9230 and explain how %U must be used. Extend the "Q" and "Z" documentation
9231 to suggest "es" as well as "m".
9232 * config/rs6000/constraints.md (es): New memory constraint.
9233 (Q, Z): Update strings to match new documentation.
9235 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
9237 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
9238 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
9239 * config/rs6000/predicates.md (volatile_mem_operand): Use
9240 offsettable_nonstrict_memref_p.
9241 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
9242 (*floatunssidf2_internal): Likewise.
9243 (*fix_truncdfsi2_internal): Likewise.
9244 (*fix_trunctfsi2_internal): Likewise.
9246 2009-07-17 Anatoly Sokolov <aesok@post.ru>
9248 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
9250 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9252 2009-07-17 Richard Guenther <rguenther@suse.de>
9255 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
9256 (pass_warn_unused_result): Likewise.
9257 (TODO_set_props): Remove.
9258 * omp-low.c (diagnose_omp_structured_block_errors): Change to
9260 (pass_diagnose_omp_blocks): Define.
9261 * c-decl.c (pop_file_scope): Do not finalize the CU here.
9262 (c_gimple_diagnostics_recursively): Remove.
9263 (finish_function): Do not call it.
9264 (c_write_global_declarations): Continue after errors.
9265 Finalize the CU here.
9266 * c-gimplify.c (c_genericize): Do not gimplify here.
9267 * c-common.c (c_warn_unused_result): Move ...
9268 * tree-cfg.c (do_warn_unused_result): ... here.
9269 (run_warn_unused_result): New function.
9270 (gate_warn_unused_result): New function.
9271 (pass_warn_unused_result): New pass.
9272 * c-common.h (c_warn_unused_result): Remove.
9273 * flags.h (flag_warn_unused_result): Declare.
9274 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
9275 * opts.c (flag_warn_unused_result): Initialize to false.
9276 * toplev.c (compile_file): Add comment.
9277 * omp-low.c (create_omp_child_function): Do not register
9278 the function with the frontend.
9279 (diagnose_omp_structured_block_errors): Prepare to be
9280 called as optimization pass.
9281 (gate_diagnose_omp_blocks): New function.
9282 (pass_diagnose_omp_blocks): New pass.
9283 * cgraph.h (cgraph_optimize): Remove.
9284 (cgraph_analyze_function): Likewise.
9285 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
9286 * cgraphunit.c (cgraph_lower_function): Lower nested functions
9287 before their parents here.
9288 (cgraph_finalize_function): Not here.
9289 (cgraph_analyze_function): Gimplify functions here.
9290 (cgraph_finalize_compilation_unit): Continue after errors.
9291 Optimize the callgraph from here.
9292 (cgraph_optimize): Make static.
9293 * langhooks.c (write_global_declarations): Finalize the CU.
9294 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
9295 (gimplify_function_tree): Assert we gimplify only once.
9296 Set PROP_gimple_any property.
9297 * tree-nested.c (gimplify_all_functions): New function.
9298 (lower_nested_functions): Gimplify all nested functions.
9299 * gimple.h (diagnose_omp_structured_block_errors): Remove.
9300 * passes.c (init_optimization_passes): Add pass_warn_unused_result
9301 and pass_diagnose_omp_blocks after gimplification. Do not
9302 set TODO_set_props on all_lowering_passes.
9303 (execute_one_pass): Do not handle TODO_set_props.
9304 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
9305 (gimplify.o): Add tree-pass.h dependency.
9306 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
9307 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
9308 (unsave_r): Likewise.
9309 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
9312 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
9314 * doc/service.texi (Service): Restore previously removed link,
9315 which isn't broken after all.
9317 2009-07-17 Richard Guenther <rguenther@suse.de>
9319 PR tree-optimization/40321
9320 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
9321 PHI nodes to the maximal set.
9322 (make_values_for_phi): Add PHI arguments to the maximal set.
9323 (execute_pre): Dump PHI_GEN and the maximal set.
9325 2009-07-17 Jakub Jelinek <jakub@redhat.com>
9328 * gimplify.c (gimplify_conversion): Don't change non-conversions into
9331 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
9333 * doc/extend.texi (Nested Functions): Replace broken link with
9335 * doc/service.texi (Service): Remove broken link.
9337 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
9340 * builtins.c (expand_builtin_memcmp): Use loc instead of
9341 EXPR_LOCATION (exp).
9342 (expand_builtin_strncmp): Likewise.
9344 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
9345 Manuel López-Ibáñez <manu@gcc.gnu.org>
9348 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
9349 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
9350 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
9351 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
9352 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
9353 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
9354 tree-inline.c, c-common.c, c-common.h, gimple.c,
9355 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
9356 convert.c: Add location argument to fold_{unary,binary,ternary},
9357 fold_build[123], build_call_expr, build_size_arg,
9358 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
9359 fold_build1_initializer, fold_build2_initializer,
9360 fold_build3_initializer, fold_build_call_array,
9361 fold_build_call_array_initializer, fold_single_bit_test,
9362 omit_one_operand, omit_two_operands, invert_truthvalue,
9363 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
9364 combine_comparisons, fold_builtin_*, fold_call_expr,
9365 build_range_check, maybe_fold_offset_to_address, round_up,
9368 2009-07-16 Jason Merrill <jason@redhat.com>
9371 * c-common.c (c_common_reswords): Add __is_standard_layout
9373 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
9374 * doc/implement-cxx.texi: New.
9375 * doc/gcc.texi: Include it.
9377 2009-07-16 DJ Delorie <dj@redhat.com>
9379 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
9380 compares that may be indirectly affected by previous instructions.
9382 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9384 * builtins.c (do_mpc_arg2): New.
9385 (fold_builtin_2): Fold builtin cpow.
9386 * real.h (HAVE_mpc_pow): New.
9388 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
9390 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
9391 comparison to skip unprofitable schedule
9393 2009-07-16 Simon Baldwin <simonb@google.com>
9395 * gcc.c (option_map): New flag -no-canonical-prefixes.
9396 * (display_help): Print help text for new flag.
9397 * (process_command): Move options translation and language specifics
9398 and handle new flag early. Use it to set a function pointer to a
9399 prefix builder. Replace make_relative_prefix calls with calls to
9400 the function pointed to. Ignore new flag in regular options handling.
9401 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
9403 2009-07-15 DJ Delorie <dj@redhat.com>
9405 * config/mep/mep.md (sibcall_internal): Change register to avoid
9407 (sibcall_value_internal): Likewise.
9409 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
9411 PR rtl-optimization/40710
9412 * resource.c (mark_target_live_regs): Reset DF problem to LR.
9414 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
9416 * config/mips/mips.md (*extenddi_truncate<mode>,
9417 *extendsi_truncate<mode>): Change type attribute to move_type
9418 with shift_shift. Split out code handling exts from here ...
9419 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
9421 (*extendhi_truncateqi): Change type attribute to move_type with
9422 shift_shift. Split out code handling exts from here ...
9423 (*extendhi_truncateqi_exts): ... to this new pattern.
9425 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
9427 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
9428 instead of "and" with inverted sign bit mask value. Use
9429 "nonimmediate_operand" for operand 1 and operand 2 predicate.
9430 Allocate registers only for operand 4 and operand 5.
9432 2009-07-15 Jakub Jelinek <jakub@redhat.com>
9435 * fold-const.c (fold_cond_expr_with_comparison): When folding
9436 < and <= to MIN, make sure the MIN uses the same type as the
9437 comparison's operands.
9439 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
9441 * arm.md (ior_xor): New code iterator.
9442 (split for ior/xor with shift and zero-extend): New split pattern.
9443 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
9445 2009-07-15 Richard Guenther <rguenther@suse.de>
9447 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
9450 2009-07-15 Richard Guenther <rguenther@suse.de>
9453 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
9455 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
9457 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
9458 handle 2.6.30 kernel.
9460 2009-07-15 DJ Delorie <dj@redhat.com>
9462 * config/mep/mep.md (sibcall_internal): Change register to allow
9463 for 24-bit addresses.
9464 (sibcall_value_internal): Likewise.
9466 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
9468 * doc/invoke.texi: Added descriptions of the scheduling heuristics
9469 that are enabled/disabled by the flags introduced by a previous patch.
9471 2009-07-14 DJ Delorie <dj@redhat.com>
9473 * config/mep/mep.md (sibcall_internal): Include non-toggling
9475 (sibcall_value_internal): Likewise.
9477 2009-07-14 Taras Glek <tglek@mozilla.com>
9478 Rafael Espindola <espindola@google.com>
9480 * doc/sourcebuild.texi: Document install-plugin target.
9481 * configure.ac: Added install-plugin target to language makefiles.
9482 * configure: Regenerate.
9483 * Makefile.in: (install-plugin): Install more headers,
9484 depend on lang.install-plugin.
9486 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
9488 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
9491 2009-07-14 DJ Delorie <dj@redhat.com>
9493 * config/mep/mep.c (mep_vliw_jmp_match): New function.
9494 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
9495 * config/mep/mep.md (sibcall_internal): Change test from
9496 mep_vliw_mode_match to mep_vliw_jmp_match.
9497 (sibcall_value_internal): Likewise.
9499 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
9501 * config/i386/sse.md (copysign<mode>3): New expander.
9502 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
9503 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
9504 Use ix86_build_const_vector.
9505 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
9506 IX86_BUILTIN_CPYSGNPD.
9507 (builtin_description): Add __builtin_ia32_copysignps and
9508 __builtin_ia32_copysignpd.
9509 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
9510 and BUILT_IN_COPYSIGNF.
9512 2009-07-13 Jason Merrill <jason@redhat.com>
9514 * builtins.c (can_trust_pointer_alignment): New fn.
9515 (get_pointer_alignment): Factor it out from here.
9516 * tree.h: Declare it.
9518 2009-07-14 David Edelsohn <edelsohn@gnu.org>
9520 * config/rs6000/predicates.md (offsettable_mem_operand): Test
9523 2009-07-14 Dodji Seketeli <dodji@redhat.com>
9527 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
9529 2009-07-14 Richard Guenther <rguenther@suse.de>
9530 Andrey Belevantsev <abel@ispras.ru>
9533 * cfgexpand.c (partition_stack_vars): Do not bother to update
9534 alias information when not optimizing.
9536 2009-07-14 Richard Guenther <rguenther@suse.de>
9537 Andrey Belevantsev <abel@ispras.ru>
9539 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
9540 (pt_solution_set): Likewise.
9541 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
9542 * tree-ssa-structalias.c (pt_solution_set): New function.
9543 * final.c (rest_of_clean_state): Free SSA data structures.
9544 * print-rtl.c (print_decl_name): Remove.
9545 (print_mem_expr): Implement in terms of print_generic_expr.
9546 * alias.c (ao_ref_from_mem): New function.
9547 (rtx_refs_may_alias_p): Likewise.
9548 (true_dependence): Query alias-export info.
9549 (canon_true_dependence): Likewise.
9550 (write_dependence_p): Likewise.
9551 * tree-dfa.c (get_ref_base_and_extent): For void types leave
9553 * emit-rtl.c (component_ref_for_mem_expr): Remove.
9554 (mem_expr_equal_p): Use operand_equal_p.
9555 (set_mem_attributes_minus_bitpos): Do not use
9556 component_ref_for_mem_expr.
9557 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
9558 (update_alias_info_with_stack_vars): Likewise.
9559 (partition_stack_vars): Call update_alias_info_with_stack_vars.
9560 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
9561 explicitly nor clear stmt operands.
9562 Free the decl-to-pointer map.
9563 * tree-optimize.c (execute_free_datastructures): Do not free
9564 SSA data structures here.
9565 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
9566 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
9567 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
9569 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
9571 2009-07-13 DJ Delorie <dj@redhat.com>
9573 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
9574 unrolling at the right iteration count.
9576 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
9579 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
9581 * haifa-sched.c (rank_for_schedule): Introduced flags to
9582 enable/disable individual scheduling heuristics.
9583 * common.opt: Introduced flags to enable/disable individual
9584 heuristics in the scheduler.
9585 * doc/invoke.texi: Introduced flags to enable/disable individual
9586 heuristics in the scheduler.
9588 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
9590 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
9591 config/i386/mingw-tls.c.
9592 * config/i386/mingw-tls.c: Removed.
9594 2009-07-13 Ira Rosen <irar@il.ibm.com>
9596 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
9597 checks access only relevant statements.
9598 (vectorizable_reduction): Likewise.
9600 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
9602 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
9603 just for 32-bit case.
9605 2009-07-12 Jan Hubicka <jh@suse.cz>
9607 PR tree-optimization/40585
9608 * except.c (expand_resx_expr): When there already is resume
9609 instruction, produce linked list.
9610 (build_post_landing_pads): Assert that resume is empty.
9611 (connect_post_landing_pads): Handle resume lists.
9612 (dump_eh_tree): Dump resume list.
9614 2009-07-12 Ira Rosen <irar@il.ibm.com>
9616 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
9617 with additional argument.
9618 * tree-vectorizer.h (enum vect_def_type): Add
9619 vect_double_reduction_def.
9620 (vect_is_simple_reduction): Add argument.
9621 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
9623 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
9624 vect_is_simple_reduction with additional argument.
9625 (vect_analyze_loop_operations): Handle exit phi nodes in case of
9627 (reduction_code_for_scalar_code): Handle additional codes by
9628 returning ERROR_MARK for them. Fix comment and indentation.
9629 (vect_is_simple_reduction): Fix comment, add argument to specify
9630 double reduction. Detect double reduction.
9631 (get_initial_def_for_induction): Fix indentation.
9632 (get_initial_def_for_reduction): Fix comment and indentation.
9633 Handle double reduction. Create initial definitions that do not
9634 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
9635 (vect_create_epilog_for_reduction): Fix comment, add argument to
9636 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
9637 epilogue result extraction. Create double reduction phi node and
9638 replace relevant uses.
9639 (vectorizable_reduction): Call vect_is_simple_reduction with
9640 additional argument. Fix indentation. Update epilogue code treatment
9641 according to the changes in reduction_code_for_scalar_code. Check
9642 for double reduction. Call vect_create_epilog_for_reduction with
9643 additional argument.
9644 * tree-vect-stmts.c (process_use): Handle double reduction, update
9646 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
9647 (vect_get_vec_def_for_operand): Likewise.
9649 2009-07-12 Danny Smith <dansmister@gmail.com>
9651 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
9652 dllexport if !TREE_PUBLIC.
9653 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
9655 2009-07-11 Anatoly Sokolov <aesok@post.ru>
9657 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
9658 (avr_extra_arch_macro) Remove declatation.
9659 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
9660 (avr_extra_arch_macro) Declare as static.
9661 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
9663 2009-07-11 Jan Hubicka <jh@suse.cz>
9666 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
9668 2009-07-11 Jakub Jelinek <jakub@redhat.com>
9671 * dwarf2out.c (dw_fde_struct): Add in_std_section and
9672 cold_in_std_section bits.
9673 (dwarf2out_begin_prologue): Initialize them.
9674 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
9675 if already covered by text_section or cold_text_section range.
9677 PR rtl-optimization/40667
9678 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
9679 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
9680 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
9681 * config/i386/i386.c (ix86_minimum_alignment): New function.
9682 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
9683 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
9684 * emit-rtl.c (gen_reg_rtx): Likewise.
9685 * function.c (assign_parms): Likewise. If nominal_type needs
9686 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
9687 rather than passed_type's alignment.
9690 * function.c (assign_parm_setup_stack): Adjust
9691 MEM_OFFSET (data->stack_parm) if promoted_mode is different
9692 from nominal_mode on big endian.
9694 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
9696 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
9698 2009-07-10 DJ Delorie <dj@redhat.com>
9700 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
9702 2009-07-10 Mark Mitchell <mark@codesourcery.com>
9704 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
9706 (thumb2_cbnz): Likewise.
9708 2009-07-10 David Daney <ddaney@caviumnetworks.com>
9711 * config.gcc (supported_defaults): Add synci.
9712 (with_synci): Add validation.
9713 (all_defaults): Add synci.
9714 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
9717 * config/mips/mips.opt (msynci): New option.
9718 * config/mips/mips.c (mips_override_options): Warn on use of
9719 -msynci for targets that do now support it.
9720 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
9722 * gcc/doc/invoke.texi (-msynci): Document the new option.
9723 * doc/install.texi (--with-synci): Document the new option.
9725 2009-07-10 Richard Guenther <rguenther@suse.de>
9727 PR tree-optimization/40496
9728 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
9729 the PHI result with a compatible type.
9731 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
9735 * c.opt (Wunused-result): New.
9736 * doc/invoke.texi: Document it.
9737 * c-common.c (c_warn_unused_result): Use it.
9739 2009-07-09 DJ Delorie <dj@redhat.com>
9741 * targhooks.c (default_target_can_inline_p): Rename from
9742 default_target_option_can_inline_p.
9743 * targhooks.h (default_target_can_inline_p): Likewise.
9744 * target-def.h (TARGET_CAN_INLINE_P): Rename from
9745 TARGET_OPTION_CAN_INLINE_P.
9746 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
9747 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
9748 (mep_target_can_inline_p): Rename from
9749 mep_target_option_can_inline_p.
9752 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
9753 registers used to pass vectors.
9755 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
9757 2009-07-09 Tom Tromey <tromey@redhat.com>
9759 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
9760 * config/mmix/mmix.c: Include dwarf2.h.
9761 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
9762 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
9763 * config/sh/sh.c: Include dwarf2.h.
9764 * config/i386/i386.c: Include dwarf2.h.
9765 * Makefile.in (DWARF2_H): Remove 'elf'.
9766 * except.c: Include dwarf2.h.
9767 * unwind-dw2.c: Include dwarf2.h.
9768 * dwarf2out.c: Include dwarf2.h.
9769 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
9770 * unwind-dw2-fde.c: Include dwarf2.h.
9771 * dwarf2asm.c: Include dwarf2.h.
9773 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
9775 * haifa-sched.c (insn_finishes_cycle_p): New static function.
9776 (max_issue): Use it.
9777 * sched-int.h (struct sched_info: insn_finishes_block_p): New
9779 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
9780 (region_sched_info): Update.
9781 * sched-ebb.c (ebb_sched_info): Update.
9782 * modulo-sched.c (sms_sched_info): Update.
9783 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
9785 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
9787 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
9789 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
9791 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
9793 2009-07-09 Jakub Jelinek <jakub@redhat.com>
9796 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
9797 arg1 with arg01 if arg1 is already INTEGER_CST.
9799 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
9801 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
9802 Transform (and (truncate)) into (truncate (and)).
9804 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
9806 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
9807 creating LHS paradoxical subregs. Fix surrounding returns to
9808 use NULL_RTX rather than 0.
9810 2009-07-08 DJ Delorie <dj@redhat.com>
9812 * config/mep/mep.c: (mep_option_can_inline_p): New.
9813 (TARGET_OPTION_CAN_INLINE_P): Define.
9815 2009-07-08 Mark Wielaard <mjw@redhat.com>
9818 * dwarf2out.c (add_data_member_location_attribute): When we have
9819 only a constant offset don't emit a new location description using
9820 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
9823 2009-07-08 Richard Henderson <rth@redhat.com>
9826 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
9827 (enum reg_class): Add CLOBBERED_REGS.
9828 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
9829 * config/i386/i386.c (ix86_conditional_register_usage): Moved
9830 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
9831 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
9832 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
9833 force 64-bit sibcalls into R11.
9834 * config/i386/constraints.md (U): New constraint.
9835 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
9836 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
9837 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
9839 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
9841 * basic-block.h (dump_regset, debug_regset): Remove duplicate
9843 * c-objc-common.h (c_initialize_diagnostics): Ditto.
9844 * ebitmap.h (dump_ebitmap): Ditto.
9845 * optabs.h (optab_libfunc): Ditto.
9846 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
9847 * tree-flow.h (vect_can_force_dr_alignment_p,
9848 get_vectype_for_scalar_type): Ditto.
9849 (vectorize_loops): Move prototype to ...
9850 * tree-vectorizer.h: ... here. Also, adjust comment.
9851 (vect_set_verbosity_level): Remove duplicate prototype.
9852 * tree-ssa-loop.c: Include tree-vectorizer.h.
9853 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
9855 2009-07-08 Nick Clifton <nickc@redhat.com>
9857 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
9860 2009-07-08 DJ Delorie <dj@redhat.com>
9862 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
9863 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
9864 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
9866 * config/mep/intrinsics.md: Regenerated.
9867 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
9868 registers when asm() or calls are detected.
9870 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
9873 * gimplify.c (gimplify_expr): Propagate no_warning flag when
9875 * gimple (gimple_build_call_from_tree): Likewise.
9876 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
9877 no_warning flag before warning.
9879 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
9881 * tree.c (set_expr_locus): Remove.
9882 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
9883 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
9885 * gimplify.c (internal_get_tmp_var): Likewise.
9886 (gimplify_call_expr): Likewise.
9887 (gimplify_one_sizepos): Likewise.
9889 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
9892 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
9893 to variables for debugging purposes.
9895 2009-06-23 Mark Loeser <mark@halcy0n.com>
9898 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
9900 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
9902 * pretty-print.c (pp_base_format): Remove %J.
9903 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
9904 gcc_cxxdiag_char_table): Likewise.
9905 (init_dynamic_diag_info): Likewise.
9907 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
9909 * pretty-print.c (pp_base_format): Remove %H.
9910 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
9911 gcc_cxxdiag_char_table): Likewise.
9912 (init_dynamic_diag_info): Likewise.
9913 * config/mep/mep.c (mep_select_section): Likewise.
9915 2009-07-07 Duncan Sands <baldrick@free.fr>
9917 * final.c (pass_clean_state): Give the pass a name.
9918 * passes.c (pass_rest_of_compilation): Likewise.
9919 * tree-optimize.c (pass_all_optimizations): Likewise.
9921 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
9923 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
9924 an extra 'decl' for error_at.
9926 2009-07-07 Jakub Jelinek <jakub@redhat.com>
9929 * tree-tailcall.c (adjust_return_value_with_ops,
9930 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
9931 if it has complex or vector type.
9933 2009-07-07 Olivier Hainque <hainque@adacore.com>
9935 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
9938 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
9940 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
9942 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
9944 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
9945 * c-decl.c: Likewise.
9946 * function.c: Likewise.
9947 * varasm.c: Likewise.
9948 * tree-ssa.c: Likewise.
9949 * c-common.c: Likewise.
9950 * tree-cfg.c: Likewise.
9951 * config/spu/spu.c: Likewise.
9952 * config/ia64/ia64.c: Likewise.
9953 * config/v850/v850.c: Likewise.
9955 2009-07-06 DJ Delorie <dj@redhat.com>
9957 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
9958 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
9959 unspecified accesses to control registers.
9960 * config/mep/intrinsics.md: Regenerate.
9961 * config/mep/intrinsics.h: Regenerate.
9962 * config/mep/mep-intrin.h: Regenerate.
9964 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
9966 * c-lex.c: Replace %H by an explicit location. Update all calls.
9967 * c-common.c: Likewise.
9968 * c-decl.c: Likewise.
9969 * c-typeck.c: Likewise.
9970 * fold-const.c: Likewise.
9971 * gimplify.c: Likewise.
9973 * tree-cfg.c: Likewise.
9974 * tree-ssa-loop-niter.c: Likewise.
9975 * tree-vrp.c: Likewise.
9976 * value-prof.c: Likewise.
9978 2009-07-06 Diego Novillo <dnovillo@google.com>
9980 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
9981 if it has one. Handle cases where VAR does not have an
9982 annotation or cfun is NULL.
9984 2009-07-06 Diego Novillo <dnovillo@google.com>
9986 * tree.c: Include debug.h.
9987 (initialize_tree_contains_struct): New.
9988 (init_ttree): Call it.
9989 (tree_node_structure_for_code): Factor out of ...
9990 (tree_node_structure): ... here.
9991 * treestruct.def (TS_PHI_NODE): Remove.
9992 (TS_GIMPLE_STATEMENT): Remove.
9994 2009-07-06 Diego Novillo <dnovillo@google.com>
9996 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
9997 (debug_tree_chain): Handle cycles.
9999 2009-07-06 Nick Clifton <nickc@redhat.com>
10000 DJ Delorie <dj@redhat.com>
10002 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
10003 __FMOVD_ENABLED__ is defined.
10005 (TARGET_FMOVD): Provide a default definition.
10006 (MASK_FMOVD): Likewise.
10007 (TARGET_CPU_CPP_BUILTINS): Define
10008 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
10009 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
10010 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
10011 (split for DF load from memory into register): Also handle
10012 MEMs which consist of REG+DISP addressing.
10013 (split for DF store from register to memory): Likewise.
10014 (movsf_ie): Always use single fp_mode.
10015 * config/sh/sh.c (sh_override_options): Do not automatically
10016 enable TARGET_MOVD for the SH2A when supporting doubles - leave
10017 that to the -mfmovd command line switch.
10018 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
10019 (fldi_ok): Always allow.
10020 * config/sh/sh.opt (mfmovd): Remove this switch.
10021 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
10023 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
10024 Kaz Kojima <kkojima@gcc.gnu.org>
10026 PR rtl-optimization/30807
10027 * postreload.c (reload_combine): For every new use of REG_SUM,
10028 record the use of BASE.
10030 2009-07-06 Jan Hubicka <jh@suse.cz>
10032 * params.def: Revert my accidental commit at 2009-06-30.
10034 2009-07-04 Ian Lance Taylor <iant@google.com>
10037 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
10039 (mingw_format_attribute_overrides): Likewise.
10041 2009-07-04 Jakub Jelinek <jakub@redhat.com>
10044 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
10045 don't check cfa.reg. Instead of cfa.indirect use
10046 fde && fde->drap_reg != INVALID_REGNUM test.
10048 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
10050 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
10052 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
10055 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
10057 2009-07-03 Richard Guenther <rguenther@suse.de>
10059 PR tree-optimization/40640
10060 * tree-switch-conversion.c (build_arrays): Perform arithmetic
10063 2009-07-03 Jan Hubicka <jh@suse.cz>
10065 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
10066 for size, reduce amount of inlining.
10068 2009-07-03 Richard Guenther <rguenther@suse.de>
10070 PR middle-end/34163
10071 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
10072 if t +- x is known to not overflow and the conversion widens the
10074 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
10076 2009-07-03 Jan Hubicka <jh@suse.cz>
10078 * ipa-pure-const.c (analyze): Update loop optimizer init.
10079 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
10080 try_remove_empty_loop, remove_empty_loops): Remove.
10081 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
10082 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
10083 to mark regular loops as neccesary.
10084 (degenerate_phi_p): New function.
10085 (propagate_necessity, remove_dead_phis): Use it.
10086 (forward_edge_to_pdom): Likewise.
10087 (eliminate_unnecessary_stmts): Take care to remove uses of results of
10088 virtual PHI nodes that became unreachable.
10089 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
10090 * tree-flow.h (remove_empty_loops): Remove.
10091 * passes.c (init_optimization_passes): Remove.
10093 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
10095 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
10096 can_create_pseudo_p.
10097 (*fix_trunc<mode>_i387_1): Ditto.
10098 (*floathi<mode>2_1): Ditto.
10099 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
10100 (*fistdi2_1): Ditto.
10101 (*fist<mode>2_1): Ditto.
10102 (frndintxf2_floor): Ditto.
10103 (*fist<mode>2_floor_1): Ditto.
10104 (frndintxf2_ceil): Ditto.
10105 (*fist<mode>2_ceil_1): Ditto.
10106 (frndintxf2_trunc): Ditto.
10107 (frndintxf2_mask_pm): Ditto.
10108 (fxam<mode>2_i387_with_temp): Ditto.
10109 * config/i386/sse.md (mulv16qi3): Ditto.
10110 (*sse2_mulv4si3): Ditto.
10112 (sse4_2_pcmpestr): Ditto.
10113 (sse4_2_pcmpistr): Ditto.
10115 2009-07-03 Jan Hubicka <jh@suse.cz>
10117 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
10118 (mark_stmt_necessary): Set it.
10119 (mark_operand_necessary): Set it.
10120 (mark_control_dependent_edges_necessary): Set it.
10121 (mark_virtual_phi_result_for_renaming): New function.
10122 (get_live_post_dom): New function.
10123 (forward_edge_to_pdom): New function.
10124 (remove_dead_stmt): Fix handling of control dependences.
10125 (tree_dce_init): Init new bitmap.
10126 (tree_dce_done): Free it.
10128 2009-07-02 Richard Guenther <rguenther@suse.de>
10131 * tree-ssa-structalias.c (new_var_info): Initialize
10134 2009-07-02 Jan Hubicka <jh@suse.cz>
10136 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
10139 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
10141 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
10142 instead of recomputing it. Adjust calls.
10143 (emit_store_flag): Adjust recursive calls.
10145 2009-07-02 Richard Guenther <rguenther@suse.de>
10147 * tree-ssa-live.c (remove_unused_locals): Do not remove
10149 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
10150 of DECL_EXTERNAL for HEAP variables.
10151 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
10152 HEAP variables. Do not adjust RESTRICT vars.
10153 (find_what_var_points_to): Nobody cares if something
10154 points to READONLY.
10156 2009-07-02 Ben Elliston <bje@au.ibm.com>
10158 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
10159 pc_low and pc_high declarations to the top of the function.
10161 2009-07-01 DJ Delorie <dj@redhat.com>
10163 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
10164 registers as fixed.
10165 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
10166 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
10167 unspecified accesses to control registers.
10168 * config/mep/intrinsics.md: Regenerate.
10169 * config/mep/intrinsics.h: Regenerate.
10170 * config/mep/mep-intrin.h: Regenerate.
10172 2009-07-01 Anthony Green <green@moxielogic.com>
10174 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
10175 instruction when possible.
10176 (moxie_expand_prologue): Ditto. Also, save an instruction and
10177 some complexity by popping off of $r12 instead of $sp.
10178 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
10181 2009-07-01 Richard Henderson <rth@redhat.com>
10184 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
10185 contained no insns, reposition note before last insn.
10187 2009-07-01 Richard Henderson <rth@redhat.com>
10190 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
10191 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
10193 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
10196 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
10197 darwin9 for printing reg addresses with %y.
10199 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
10201 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
10202 truncation from operands in binary operations.
10204 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
10207 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
10208 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
10209 subreg of op0 to the original op0.
10211 * expmed.c (store_bit_field_1): Use a temporary as the destination
10212 instead of a paradoxical subreg when we need to truncate the result.
10214 2009-07-01 DJ Delorie <dj@redhat.com>
10216 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
10217 names to VLIW variants.
10218 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
10219 * config/mep/intrinsics.md: Regenerate.
10220 * config/mep/intrinsics.h: Regenerate.
10221 * config/mep/mep-intrin.h: Regenerate.
10223 2009-07-01 Jakub Jelinek <jakub@redhat.com>
10226 * jump.c (returnjump_p): Revert last patch.
10227 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
10229 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10232 * pa.md (casesi32p): Use jump table label to determine the offset
10234 (casesi64p): Likewise.
10236 * pa.c (forward_branch_p): Return bool type. Use instruction
10237 addresses when available. Assert that INSN has a jump label.
10238 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
10241 2009-07-01 Richard Guenther <rguenther@suse.de>
10243 PR tree-optimization/19831
10244 * tree-ssa-dce.c (propagate_necessity): Calls to functions
10245 that only act as barriers do not make any previous stores necessary.
10246 * tree-ssa-structalias.c (handle_lhs_call): Delay making
10247 HEAP variables global, do not add a constraint from nonlocal.
10248 (find_func_aliases): Handle escapes through return statements.
10249 (compute_points_to_sets): Make escaped HEAP variables global.
10251 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
10254 * expmed.c (emit_store_flag): Perform a conversion if necessary,
10255 after reducing a DImode cstore to SImode.
10257 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
10259 * expr.c (expand_expr_real_1): Reinstate fallthrough to
10260 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
10262 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
10264 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
10265 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
10267 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
10268 and umod_optab if TARGET_BSD_DIVMOD.
10269 * config/vax/lib1funcs.asm: New file.
10270 * config/vax/t-linux: New file.
10271 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
10273 2009-06-30 Jakub Jelinek <jakub@redhat.com>
10276 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
10277 to type arguments that have void type.
10280 * dwarf2out.c (gen_formal_parameter_die): Call
10281 equate_decl_number_to_die if node is different from origin.
10283 2009-06-30 Anthony Green <green@moxielogic.com>
10285 Clean up moxie port for --enable-build-with-cxx.
10286 * config/moxie/moxie.c (moxie_function_value): First two
10287 parameters are const_tree, not tree.
10288 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
10289 (REG_CLASS_NAMES): Ditto.
10290 (REGNO_REG_CLASS): Ditto.
10291 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
10292 (moxie_function_value): Fix constyness of arguments.
10294 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
10296 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
10297 finalize_size_functions before further processing.
10298 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
10299 (variable_size): Call self_referential_size on size expressions
10300 that contain a PLACEHOLDER_EXPR.
10301 (size_functions): New static variable.
10302 (copy_self_referential_tree_r): New static function.
10303 (self_referential_size): Likewise.
10304 (finalize_size_functions): New global function.
10305 * tree.c: Include tree-inline.h.
10306 (push_without_duplicates): New static function.
10307 (find_placeholder_in_expr): New global function.
10308 (substitute_in_expr) <tcc_declaration>: Return the replacement object
10310 <tcc_expression>: Likewise.
10311 <tcc_vl_exp>: If the replacement object is a constant, try to inline
10312 the call in the expression.
10313 * tree.h (finalize_size_functions): Declare.
10314 (find_placeholder_in_expr): Likewise.
10315 (FIND_PLACEHOLDER_IN_EXPR): New macro.
10316 (substitute_placeholder_in_expr): Update comment.
10317 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
10319 (copy_tree_body_r): Likewise.
10320 (copy_tree_body): New static function.
10321 (maybe_inline_call_in_expr): New global function.
10322 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
10323 (maybe_inline_call_in_expr): Declare.
10324 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
10325 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
10328 2009-06-30 Richard Guenther <rguenther@suse.de>
10330 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
10332 (propagate_necessity): Do not mark reaching defs of stores
10335 2009-06-30 Jan Hubicka <jh@suse.cz>
10337 * cfgloopanal.c (check_irred): Move into ...
10338 (mark_irreducible_loops): ... here; return true if ireducible
10340 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
10341 (analyze_function): Try to prove loop finiteness.
10342 * cfgloop.h (mark_irreducible_loops): Update prototype.
10343 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
10345 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
10347 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
10349 2009-06-30 Ira Rosen <irar@il.ibm.com>
10351 PR tree-optimization/40542
10352 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
10355 2009-06-30 Martin Jambor <mjambor@suse.cz>
10357 PR tree-optimization/40582
10358 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
10359 than useless_type_conversion_p.
10360 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
10363 2009-06-30 Martin Jambor <mjambor@suse.cz>
10365 PR middle-end/40554
10366 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
10368 2009-06-30 Richard Guenther <rguenther@suse.de>
10370 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
10371 use ao_ref references.
10372 (walk_aliased_vdefs): Likewise.
10373 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
10374 * tree-ssa-dce.c (struct ref_data): Remove.
10375 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
10376 (mark_aliased_reaching_defs_necessary): Adjust.
10377 (mark_all_reaching_defs_necessary_1): Likewise.
10379 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
10382 * expmed.c (emit_cstore): New name of emit_store_flag_1.
10383 (emit_store_flag_1): Extract from emit_store_flag, adjust
10384 calls to (what now is) emit_cstore.
10385 (emit_store_flag): Call emit_store_flag_1 and also use it
10386 for what used to be recursive calls.
10388 2009-06-30 Wei Guozhi <carrot@google.com>
10391 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
10392 if the target bb post dominates from bb.
10393 * config/i386/i386.c (memory_address_length): Check existence of base
10394 register before using it.
10396 2009-06-30 Nick Clifton <nickc@redhat.com>
10397 DJ Delorie <dj@redhat.com>
10399 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
10400 __FMOVD_ENABLED__ is defined.
10402 (TARGET_FMOVD): Provide a default definition.
10403 (MASK_FMOVD): Likewise.
10404 (TARGET_CPU_CPP_BUILTINS): Define
10405 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
10406 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
10407 two fmov instructions depending upon whether TARGET_FMOVD is
10409 (split for DF load from memory into register): Also handle
10410 MEMs which consist of REG+DISP addressing.
10411 (split for DF store from register to memory): Likewise.
10412 * config/sh/sh.opt (mfmovd): Remove this switch.
10413 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
10414 * config/sh/sh.c (sh_override_options): Do not automatically
10415 enable TARGET_MOVD for the SH2A when supporting doubles - leave
10416 that to the -mfmovd command line switch.
10418 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
10420 (fldi_ok): Always allow.
10421 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
10423 2009-06-29 DJ Delorie <dj@redhat.com>
10425 * doc/install.texi (mep-x-elf): Correct chip's full name.
10427 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
10429 * doc/extend.texi: Fix typo.
10431 2009-06-29 Tom Tromey <tromey@redhat.com>
10433 * dwarf2.h: Remove.
10434 * Makefile.in (DWARF2_H): New variable.
10435 (except.o): Use it.
10436 (dwarf2out.o): Likewise.
10437 (dwarf2asm.o): Likewise.
10438 * config/i386/t-i386: Use DWARF2_H.
10439 * except.c: Include elf/dwarf2.h.
10440 * unwind-dw2.c: Include elf/dwarf2.h.
10441 * dwarf2out.c: Include elf/dwarf2.h.
10442 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
10443 <dtprel>: New field.
10444 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
10445 (size_of_loc_descr): Likewise.
10446 (output_loc_operands_raw): Likewise.
10447 (output_loc_operands): Handle new dtprel field.
10448 (loc_checksum): Update.
10449 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
10450 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
10451 * unwind-dw2-fde.c: Include elf/dwarf2.h.
10452 * dwarf2asm.c: Include elf/dwarf2.h.
10453 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
10454 * config/mmix/mmix.c: Include elf/dwarf2.h.
10455 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
10456 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
10457 * config/sh/sh.c: Include elf/dwarf2.h.
10458 * config/i386/i386.c: Include elf/dwarf2.h.
10460 2009-06-29 DJ Delorie <dj@redhat.com>
10462 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
10464 * doc/extend.texi: Add MeP attributes and pragmas.
10465 * doc/invoke.text: Add MeP Options.
10466 * doc/contrib.texi: Add MeP contribution.
10467 * doc/md.texi: Add MeP constraints.
10468 * doc/install.texi: Add MeP target.
10470 2009-06-30 Anatoly Sokolov <aesok@post.ru>
10472 * target.h (struct gcc_target): Add frame_pointer_required field.
10473 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
10474 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
10475 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
10477 * reload1.c (update_eliminables): (Ditto.).
10478 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
10479 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
10480 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
10482 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
10484 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
10485 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10486 (arm_frame_pointer_required): New function.
10488 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
10489 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10490 (avr_frame_pointer_required_p): Declare as static.
10491 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
10493 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
10494 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10495 (bfin_frame_pointer_required): Make as static, change return type
10497 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
10499 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
10500 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10501 (cris_frame_pointer_required): New function.
10503 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
10505 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
10506 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10507 (fr30_frame_pointer_required): New function.
10509 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
10510 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10511 (frv_frame_pointer_required): Make as static, change return type
10513 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
10515 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
10516 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10517 (ix86_frame_pointer_required): Make as static, change return type to
10519 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
10521 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
10522 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10524 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
10526 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
10528 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
10530 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
10531 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10532 (mips_frame_pointer_required): Make as static.
10533 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
10535 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
10536 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10537 (mmix_frame_pointer_required): Mew function.
10539 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
10540 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10542 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
10544 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
10546 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
10548 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
10549 (CAN_ELIMINATE): Redefine.
10550 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10551 (sparc_frame_pointer_required): New function.
10552 (sparc_can_eliminate): New function.
10553 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
10555 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
10556 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10558 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
10559 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10560 (xtensa_frame_pointer_required): Make as static, change return type
10562 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
10565 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
10567 * doc/plugins.texi: Document PLUGIN_START_UNIT.
10568 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
10569 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
10570 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
10571 (register_callback): Handle PLUGIN_START_UNIT.
10572 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
10574 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
10576 * tree.c (process_call_operands): Propagate TREE_READONLY from the
10578 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
10579 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
10581 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
10583 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
10586 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
10588 * doc/extend.texi (Additional Floating Types): __float128 is also
10589 supported on i386 targets.
10591 2009-06-29 Richard Guenther <rguenther@suse.de>
10593 PR middle-end/14187
10594 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
10596 (pt_solutions_same_restrict_base): Declare.
10597 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
10599 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
10600 (make_constraint_from, make_copy_constraint): Move earlier.
10601 (make_constraint_from_heapvar): New function.
10602 (make_constraint_from_restrict): Likewise.
10603 (handle_lhs_call): Use it.
10604 (find_func_aliases): Use it to track conversions to restrict
10605 qualified pointers.
10606 (struct fieldoff): Add only_restrict_pointers flag.
10607 (push_fields_onto_fieldstack): Initialize it.
10608 (create_variable_info_for): Track global restrict qualified pointers.
10609 (intra_create_variable_infos): Use make_constraint_from_heapvar.
10610 Track restrict qualified pointer arguments.
10611 (set_uids_in_ptset): Use varinfo is_global_var flag.
10612 (find_what_var_points_to): Set the vars_contains_restrict flag.
10613 Always create the points-to solution for sets including restrict tags.
10614 (pt_solutions_same_restrict_base): New function.
10615 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
10616 qualified pointers use pt_solutions_same_restrict_base as
10617 additional source for disambiguation.
10619 2009-06-29 Richard Guenther <rguenther@suse.de>
10621 PR middle-end/38212
10622 * alias.c (find_base_decl): Remove.
10623 (get_deref_alias_set_1): Remove restrict handling.
10624 * c-common.c (c_apply_type_quals_to_decl): Do not set
10625 DECL_POINTER_ALIAS_SET.
10626 * gimplify.c (find_single_pointer_decl_1): Remove.
10627 (find_single_pointer_decl): Likewise.
10628 (internal_get_tmp_var): Remove restrict handling.
10629 (gimple_regimplify_operands): Likewise.
10630 * omp-low.c (expand_omp_atomic_pipeline): Do not set
10631 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
10632 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
10633 * tree.c (restrict_base_for_decl): Remove.
10634 (init_ttree): Do not allocate it.
10635 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
10636 LABEL_DECL_UID for label decls.
10637 (copy_node_stat): Do not copy restrict information.
10638 (decl_restrict_base_lookup): Remove.
10639 (decl_restrict_base_insert): Likewise.
10640 (print_restrict_base_statistics): Likewise.
10641 (dump_tree_statistics): Do not call print_restrict_base_statistics.
10642 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
10643 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
10644 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
10645 (LABEL_DECL_UID): Adjust.
10646 (DECL_BASED_ON_RESTRICT_P): Remove.
10647 (DECL_GET_RESTRICT_BASE): Likewise.
10648 (SET_DECL_RESTRICT_BASE): Likewise.
10649 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
10651 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
10652 instead of DECL_POINTER_ALIAS_SET.
10653 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
10654 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
10655 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
10657 2009-06-29 Richard Guenther <rguenther@suse.de>
10659 PR tree-optimization/40579
10660 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
10661 the IL to simplify has constants that overflowed.
10663 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
10665 PR tree-optimization/40550
10666 * tree-vect-generic.c (expand_vector_operations_1): Compute in
10667 vector_compute_type only when the size of vector_compute_type is
10668 less than the size of type.
10670 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
10672 * fold-const.c (contains_label_1): Fix comments.
10673 (contains_label_p): Do not walk trees multiple time.
10675 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
10677 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
10678 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
10679 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
10680 ix86_fp_comparison_operator.
10681 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
10682 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
10683 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
10684 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
10685 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
10686 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
10687 (related splits): Change predicate to ix86_fp_comparison_operator.
10688 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
10689 instead of ix86_fp_comparison_codes.
10690 (ix86_trivial_fp_comparison_operator,
10691 ix86_fp_comparison_operator): New.
10692 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
10693 (ix86_expand_compare): Eliminate last two parameters.
10694 (ix86_fp_jump_nontrivial_p): Kill.
10695 * config/i386/i386.c (put_condition_code): Eliminate call to
10696 ix86_fp_comparison_codes and subsequent assertion.
10697 (ix86_fp_comparison_codes): Eliminate.
10698 (ix86_fp_swap_condition): New.
10699 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
10700 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
10701 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
10702 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
10703 and ix86_fp_swap_condition.
10704 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
10705 Use ix86_fp_comparison_strategy.
10706 (ix86_expand_compare): Likewise. Eliminate last two arguments.
10707 (ix86_fp_jump_nontrivial_p): Eliminate.
10708 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
10709 call to ix86_expand_compare.
10710 (ix86_split_fp_branch, ix86_expand_setcc,
10711 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
10712 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
10714 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
10716 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
10717 related to jump_clobbers.
10718 * config/arm/arm.md (conds): Remove jump_clob case.
10719 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
10720 splits): Change comparison_operator to arm_comparison_operator.
10721 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
10724 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
10726 * dojump.c (do_compare_rtx_and_jump): Try swapping the
10727 condition for floating point modes.
10728 * expmed.c (emit_store_flag_1): Move here a bigger part
10729 of emit_store_flag.
10730 (emit_store_flag): Try swapping the condition for floating point
10732 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
10734 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
10736 * expr.c (expand_expr_real_1): Just use do_store_flag.
10737 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
10738 emit_store_flag_force.
10739 * expmed.c (emit_store_flag_force): Copy here trick
10740 previously in expand_expr_real_1. Try reversing the comparison.
10741 (emit_store_flag_1): Work if target is NULL.
10742 (emit_store_flag): Work if target is NULL, using the result mode
10743 from the comparison. Use split_comparison, restructure final part
10744 to simplify conditionals.
10746 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
10748 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
10749 * dojump.c (do_jump): Change handling of floating-point
10750 ops to use just do_compare_and_jump.
10751 (split_comparison): New.
10752 (do_compare_rtx_and_jump): Add here logic coming previously
10753 in do_jump, using split_comparison.
10755 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
10758 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
10760 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
10762 * tree-ssa-alias.c: Fix unintentional commit.
10764 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
10766 * passes.c (execute_one_pass): Fix unintentional commit.
10768 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
10770 * df-problems.c (df_set_seen, df_unset_seen): Delete.
10771 (df_rd_local_compute, df_md_local_compute): Inline them.
10773 (df_md_scratch): New.
10774 (df_md_alloc, df_md_free): Allocate/free it.
10775 (df_md_local_compute): Only include live registers in init.
10776 (df_md_transfer_function): Prune the in-set computed by
10777 the confluence function, and the gen-set too.
10779 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
10781 PR rtl-optimization/26854
10782 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
10783 * df-problems.c (df_rd_add_problem): Fix comment.
10784 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
10785 df_md_simulate_artificial_defs_at_top,
10786 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
10787 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
10788 df_md_transfer_function, df_md_init, df_md_confluence_0,
10789 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
10790 problem_MD, df_md_add_problem): New.
10791 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
10792 df_md_get_bb_info): New.
10793 (DF_LAST_PROBLEM_PLUS1): Adjust.
10795 * Makefile.in (fwprop.o): Include domwalk.h.
10796 * fwprop.c: Include domwalk.h.
10797 (reg_defs, reg_defs_stack): New.
10798 (bitmap_only_bit_between): Remove.
10799 (process_defs): New.
10800 (process_uses): Use reg_defs and local_md instead of
10801 bitmap_only_bit_between and local_rd.
10802 (single_def_use_enter_block): New, from build_single_def_use_links.
10803 (single_def_use_leave_block): New.
10804 (build_single_def_use_links): Remove code moved to
10805 single_def_use_enter_block, invoke domwalk.
10806 (use_killed_between): Adjust comment.
10808 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
10810 * bitmap.h (bitmap_ior_and_into): New.
10811 * bitmap.c (bitmap_ior_and_into): New.
10813 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
10815 * domwalk.h (struct dom_walk_data): Remove all callbacks except
10816 before_dom_children_before_stmts and after_dom_children_after_stmts.
10817 Rename the two remaining callbacks to just before_dom_children and
10818 after_dom_children. Remove other GIMPLE statement walking bits.
10819 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
10820 * graphite.c: Do not include domwalk.h.
10821 * tree-into-ssa.c (interesting_blocks): New global.
10822 (struct mark_def_sites_global_data): Remove it and names_to_rename.
10823 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
10824 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
10825 now that they're not domwalk callbacks.
10826 (rewrite_initialize_block): Rename to...
10827 (rewrite_enter_block): ... this, place after called functions. Test
10828 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
10829 (rewrite_finalize_block): Rename to...
10830 (rewrite_leave_block): ... this, place after called functions.
10831 (rewrite_update_init_block): Rename to...
10832 (rewrite_update_enter_block): ... this, place after called functions.
10833 Test interesting_blocks, call rewrite_update_stmt and
10834 rewrite_update_phi_arguments.
10835 (rewrite_update_fini_block): Rename to...
10836 (rewrite_leave_block): ... this, place after called functions.
10837 (rewrite_blocks): Remove last argument, simplify initialization of
10839 (mark_def_sites_initialize_block): Rename to...
10840 (mark_def_sites_block): ... this, call mark_def_sites.
10841 (mark_def_sites_blocks): Remove argument, simplify initialization of
10843 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
10844 (update_ssa): Likewise.
10845 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
10847 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
10848 (dom_opt_initialize_block): Rename to...
10849 (dom_opt_enter_block): ... this, place after called functions. Walk
10850 statements here, inline propagate_to_outgoing_edges.
10851 (dom_opt_finalize_block): Rename to...
10852 (dom_opt_leave_block): ... this, place after called functions.
10853 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
10855 (dse_enter_block, dse_record_phi): New.
10856 (dse_record_phis): Delete.
10857 (dse_finalize_block): Rename to...
10858 (dse_leave_block): ... this.
10859 (tree_ssa_dse): Simplify initialization of walk_data.
10860 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
10861 Adjust initialization of walk_data.
10862 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
10863 * tree-ssa-loop-phiopt.c (get_non_trapping):
10864 Adjust initialization of walk_data.
10865 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
10866 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
10867 it's not a domwalk callback.
10868 (uncprop_initialize_block): Rename to...
10869 (dse_enter_block): ... this, call uncprop_into_successor_phis.
10870 (dse_finalize_block): Rename to...
10871 (dse_leave_block): ... this.
10872 (tree_ssa_uncprop): Simplify initialization of walk_data.
10873 * Makefile.in: Adjust dependencies.
10875 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
10877 * arm.md (casesi): Fix test for Thumb1.
10878 (thumb1_casesi_internal_pic): Likewise.
10879 (thumb1_casesi_dispatch): Likewise.
10881 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
10883 * config/arm/arm-cores.def: Added core cortex-m0.
10884 * config/arm/arm-tune.md: Regenerated.
10885 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
10887 2009-06-26 DJ Delorie <dj@redhat.com>
10889 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
10891 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
10892 the scheduler doesn't tag jump insns.
10894 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
10896 * c-decl.c (merge_decls): Re-indent.
10898 2009-06-26 Janis Johnson <janis187@us.ibm.com>
10901 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
10902 Special-case decimal float constants.
10904 2009-06-26 Richard Henderson <rth@redhat.com>
10906 * function.h (struct function): Add cannot_be_copied_reason,
10907 and cannot_be_copied_set.
10908 * tree-inline.c (has_label_address_in_static_1): Rename from
10909 inline_forbidden_p_2; don't set inline_forbidden_reason here.
10910 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
10911 don't set inline_forbidden_reason.
10912 (copy_forbidden): New function, split out of inline_forbidden_p.
10913 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
10914 (inline_forbidden_p): Use copy_forbidden.
10915 (tree_versionable_function_p): Likewise.
10916 (inlinable_function_p): Merge into tree_inlinable_function_p.
10917 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
10918 * ipa-cp.c (ipcp_versionable_function_p): New function.
10919 (ipcp_cloning_candidate_p): Use it.
10920 (ipcp_node_modifiable_p): Likewise.
10922 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
10924 * builtins.c (expand_builtin_alloca): Handle builtin alloca
10925 that is marked not to be inlined. Remove flag_mudflap use.
10926 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
10927 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
10929 2009-06-26 Steve Ellcey <sje@cup.hp.com>
10932 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
10933 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
10935 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
10937 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
10939 (__mingwthr_remove_key_dtor): Likewise.
10941 2009-06-26 Richard Guenther <rguenther@suse.de>
10943 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
10945 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
10947 PR middle-end/40525
10948 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
10949 try the non-cond_exec path also.
10951 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10954 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
10955 (output_cbranch): Use new functions.
10956 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
10959 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
10960 Pat Haugen <pthaugen@us.ibm.com>
10961 Revital Eres <ERES@il.ibm.com>
10963 * config/rs6000/rs6000.c (print_operand): Correct lossage message
10964 for %c error. Add %x support to print VSX registers as a unified
10965 register set, instead of separate float and altivec registers.
10966 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
10967 %y case, and add support for VSX pre-modify addresses.
10968 (output_toc): Add assert for CONST containing an integer constant
10970 (rs6000_adjust_cost): Add POWER7 support.
10971 (insn_must_be_first_in_group): Ditto.
10972 (insn_must_be_last_in_group): Ditto.
10973 (rs6000_emit_popcount): Ditto.
10974 (rs6000_vector_mode_supported_p): Ditto.
10976 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
10977 Change some of the functions called by macros to being called
10978 through a pointer, so debug functions can be inserted if
10979 -mdebug=addr or -mdebug=cost.
10980 (rs6000_preferred_reload_class_ptr): Ditto.
10981 (rs6000_secondary_reload_class_ptr): Ditto.
10982 (rs6000_secondary_memory_needed_ptr): Ditto.
10983 (rs6000_cannot_change_mode_class_ptr): Ditto.
10984 (rs6000_secondary_reload_inner): Ditto.
10985 (rs6000_legitimize_reload_address): Ditto.
10986 (rs6000_legitimize_reload_address_ptr): Ditto.
10987 (rs6000_mode_dependent_address): Ditto.
10988 (rs6000_mode_dependent_address_ptr): Ditto.
10990 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
10991 function to return true if the mode allows reg + integer
10993 (virtual_stack_registers_memory_p): New function to return true if
10994 the address refers to a virtual stack register.
10995 (rs6000_legitimate_offset_address_p): Move code to say whether a
10996 mode supports reg+int addressing to reg_offset_addressing_ok_p and
10998 (rs6000_legitimate_address_p): Add checks for modes that only can
10999 do reg+reg addressing. Start adding VSX support.
11000 (rs6000_legitimize_reload_address): Ditto.
11001 (rs6000_legitimize_address): Ditto.
11002 (rs6000_debug_legitimate_address_p): New debug functions for
11003 -mdebug=addr and -mdebug=cost.
11004 (rs6000_debug_rtx_costs): Ditto.
11005 (rs6000_debug_address_costs): Ditto.
11006 (rs6000_debug_adjust_cost): Ditto.
11007 (rs6000_debug_legitimize_address): Ditto.
11008 (rs6000_legitimize_reload_address_ptr): Point to call normal
11009 function or debug function. Make functions called via pointer
11011 (rs6000_mode_dependent_address_ptr): Ditto.
11012 (rs6000_secondary_reload_class_ptr): Ditto.
11013 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
11014 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
11015 into a friendlier error.
11016 (rs6000_init_builtins): Add initial VSX support.
11017 (rs6000_adjust_cost): Fix some spacing issues.
11019 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
11020 (REG_CLASS_NAMES): Ditto.
11021 (REG_CLASS_CONTENTS): Ditto.
11022 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
11023 pointer, to add -mdebug=addr support.
11024 (CANNOT_CHANGE_MODE_CLASS): Ditto.
11025 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
11026 -mdebug=addr support.
11027 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
11028 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
11029 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
11031 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
11033 (bswapsi*): Set attribute types for load/store. Add combiner
11034 patterns to eliminate zero extend on 64-bit.
11035 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
11036 stdbrx if the hardware supports those instructions.
11038 2009-06-25 Ian Lance Taylor <iant@google.com>
11040 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
11041 (Link Options): Document -static-libstdc++.
11043 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
11046 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
11047 DATA_ALIGNMENT instead.
11049 2009-06-25 Richard Guenther <rguenther@suse.de>
11051 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
11052 indirect references against the callused/escaped solutions.
11053 (call_may_clobber_ref_p_1): Likewise.
11055 2009-06-25 Martin Jambor <mjambor@suse.cz>
11057 PR tree-optimization/40493
11058 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
11059 (enum unscalarized_data_handling): New type.
11060 (handle_unscalarized_data_in_subtree): Return what has been done.
11061 (load_assign_lhs_subreplacements): Handle left flushes differently.
11062 (sra_modify_assign): Use unscalarized_data_handling, simplified
11063 condition determining whether to remove the statement.
11065 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
11067 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
11068 excerpt - @ should be doubled for texinfo.
11070 2009-06-24 Ian Lance Taylor <iant@google.com>
11072 * config/arc/arc.c: Include "df.h".
11073 (arc_attribute_table): Make static. Move higher in file.
11074 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
11075 (output_shift): Initialize n later to avoid warning.
11076 * config/arm/arm.c (arm_attribute_table): Make static. Move
11078 * config/avr/avr.c (avr_attribute_table): Make static. Move
11080 (reg_class_tab): Change array type from int to enum reg_class.
11081 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
11083 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
11084 (lshrhi3_out): Likewise.
11085 (class_likely_spilled_p): Change return type to bool.
11086 (avr_rtx_costs): Use local code variable with enum type.
11087 * config/avr/avr.md (movmemhi): Use add_reg_note.
11088 (andhi3, andsi3): Don't use AS2 with "and".
11089 (iorhi3, iorsi3): Don't use AS2 with "or".
11090 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
11091 * config/crx/crx.c: Include "df.h".
11092 (crx_attribute_table): Make static.
11093 * config/m32r/m32r.c: Include "df.h".
11094 (m32r_attribute_table): Make static. Move higher in file.
11095 (pop): Use add_reg_note.
11096 (block_move_call): Change 0 to LCT_NORMAL in function call.
11097 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
11098 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
11099 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
11100 declare, not just when TREE_CODE is defined.
11101 * config/m68hc11/m68hc11.c: Include "expr.h".
11102 (m68hc11_attribute_table): Make static. Move higher in file.
11103 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
11105 (m68hc11_register_indirect_p): Likewise.
11106 (m68hc11_function_arg_padding): Change return type to enum
11108 (emit_move_after_reload): Use add_reg_note.
11109 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
11110 (m68hc11_split_logical): Likewise.
11111 (m68hc11_rtx_costs): Add local code_and outer_code variables with
11113 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
11114 to VOIDmode in function call.
11115 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
11117 (m68hc11_split_logical): Update declaration.
11118 (m68hc11_function_arg_padding): Update declaration.
11119 * config/mcore/mcore.c (regno_reg_class): Change form array of int
11120 to array of enum reg_class.
11121 (mcore_attribute_table): Make static. Move higher in file.
11122 (mcore_rtx_costs): Add cast to enum type.
11123 * config/mcore/mcore.h (regno_reg_class): Update declaration.
11124 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
11125 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
11127 * config/sh/predicates.md (trapping_target_operand): Rename and to
11129 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
11131 * config/spu/spu.c (spu_attribute_table): Make static. Move
11133 * config/v850/v850.c (v850_attribute_table): Make static. Move
11135 (v850_rtx_costs): Use local code with enum type.
11136 (expand_epilogue): Add cast.
11137 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
11139 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
11142 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
11143 -m2a-single-only and -m2a-nofpu.
11144 * config/sh/sh.opt: Document m2a generates FPU code.
11146 2009-06-24 Anatoly Sokolov <aesok@post.ru>
11148 * defaults.h (CAN_ELIMINATE): Provide default.
11149 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
11150 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
11151 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
11152 * config/spu/spu.h (CAN_ELIMINATE): Delete.
11153 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
11154 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
11155 * config/cris/cris.h (CAN_ELIMINATE): Delete.
11156 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
11157 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
11158 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
11160 2009-06-24 DJ Delorie <dj@redhat.com>
11162 * mep-ext-cop.cpu: Fix copyright notice.
11163 * mep-default: Fix copyright notice.
11164 * mep-core: Fix copyright notice.
11165 * mep: Fix copyright notice.
11166 * mep-ivc2: Fix copyright notice.
11167 * mep-c5: Fix copyright notice.
11169 2009-06-24 Denis Chertykov <chertykov@gmail.com>
11171 * doc/contrib.texi (Contributors):
11173 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
11175 PR middle-end/40501
11176 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
11177 src and dst operands if necessary.
11179 2009-06-23 DJ Delorie <dj@redhat.com>
11182 * config.gcc: Add mep support.
11183 * recog.c: Resurrect validate_replace_rtx_subexp().
11184 * recog.h: Likewise.
11185 * config/mep/: Add new port:
11186 * config/mep/constraints.md: New file.
11187 * config/mep/default.h: New file.
11188 * config/mep/intrinsics.h: New file.
11189 * config/mep/intrinsics.md: New file.
11190 * config/mep/ivc2-template.h: New file.
11191 * config/mep/mep-c5.cpu: New file.
11192 * config/mep/mep-core.cpu: New file.
11193 * config/mep/mep-default.cpu: New file.
11194 * config/mep/mep-ext-cop.cpu: New file.
11195 * config/mep/mep-intrin.h: New file.
11196 * config/mep/mep-ivc2.cpu: New file.
11197 * config/mep/mep-lib1.asm: New file.
11198 * config/mep/mep-lib2.c: New file.
11199 * config/mep/mep-pragma.c: New file.
11200 * config/mep/mep-protos.h: New file.
11201 * config/mep/mep-tramp.c: New file.
11202 * config/mep/mep.c: New file.
11203 * config/mep/mep.cpu: New file.
11204 * config/mep/mep.h: New file.
11205 * config/mep/mep.md: New file.
11206 * config/mep/mep.opt: New file.
11207 * config/mep/predicates.md: New file.
11208 * config/mep/t-mep: New file.
11210 2009-06-23 Ian Lance Taylor <iant@google.com>
11212 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
11213 from loose_warn into c_loose_warn and from strict_warn into
11214 c_strict_warn. Set and substitute warn_cxxflags. Check for
11215 --enable-build-with-cxx. Set and substitute
11216 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
11217 * Makefile.in (CXXFLAGS): New variable.
11218 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
11219 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
11220 the default is the same as $(STRICT_WARN).
11221 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
11222 (CXX): New variable.
11223 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
11224 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
11225 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
11226 (HOST_LIBS): New variable.
11227 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
11228 (ALL_CXXFLAGS): New variable.
11229 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
11230 * doc/install.texi (Configuration): Document
11231 --enable-build-with-cxx, --with-stage1-ldflags,
11232 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
11233 * configure: Rebuild.
11235 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11237 * config/arm/arm.c (arm_override_options): Fix braces and formatting
11238 from previous commit.
11240 2009-06-23 Ian Lance Taylor <iant@google.com>
11242 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
11244 2009-06-23 Ian Lance Taylor <iant@google.com>
11246 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
11247 with ATTRIBUTE_UNUSED.
11249 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
11250 Pat Haugen <pthaugen@us.ibm.com>
11251 Revital Eres <eres@il.ibm.com>
11253 * config.in (HAVE_AS_POPCNTD): Add default definition.
11254 (HAVE_AS_LWSYNC): Ditto.
11256 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
11258 (gcc_cv_as_powerpc_cmpb): Ditto.
11259 (gcc_cv_as_powerpc_dfp): Ditto.
11260 (gcc_cv_as_powerpc_vsx): Ditto.
11261 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
11262 supporting the popcntd/lwsync instructions.
11263 (gcc_cv_as_powerpc_lwsync): Ditto.
11264 * configure: Regenerate.
11266 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
11267 -mcpu=native and -mcpu=power7.
11268 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
11270 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
11271 a variable instead of a mask to reduce the number of mask bits.
11272 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
11273 (-mbit-word): Ditto.
11274 (-mregnames): Ditto.
11275 * config/rs6000/rs6000.opt (-mupdate): Ditto.
11276 (-mfused-madd): Ditto.
11278 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
11280 (-mvsx): New switch for VSX instructions.
11281 (-misel): Move from a variable to a mask to allow it to be set by
11284 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
11285 function declaration to an array declaration.
11286 (rs6000_hard_regno_nregs): New external array declaration.
11288 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
11289 files included by rs6000.md.
11291 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
11292 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
11294 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
11296 (rs6000_debug_reg): New -mdebug= variables.
11297 (rs6000_debug_addr): Ditto.
11298 (rs6000_debug_cost): Ditto.
11299 (rs6000_pmode): New variable to hold Pmode.
11300 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
11301 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
11302 calculated at compiler start.
11303 (rs6000_hard_regno_nregs): Change function to an array which holds
11304 HARD_REGNO_NREGS calculated at compiler start.
11305 (rs6000_explicit_options): Delete isel field.
11306 (rs6000_vector_unit): New array to hold which vector unit
11307 supports arithmetic options for a given type.
11308 (rs6000_vector_mem): New array to hold which vector unit supports
11309 memory reference operations for a given type.
11310 (rs6000_vector_align): New array to given the alignment of each
11312 (power7_cost): New basic costs for power7.
11313 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
11314 (rs6000_hard_regno_nregs_internal): New function, moved from
11315 HARD_REGNO_NREGS, to calculate the number of registers each hard
11316 register takes for each type.
11317 (rs6000_debug_reg_print): New function for -mdebug=reg support.
11318 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
11319 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
11320 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
11321 unit information here so it is calculated once at compiler startup
11323 (rs6000_override_options): Make -misel a target mask. Add more
11324 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
11325 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
11327 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
11328 (rs6000_handle_option): Move -misel from variable to target mask.
11329 (rs6000_builtin_mask_for_load): Add VSX support.
11330 (rs6000_conditional_register_usage): Ditto.
11331 (USE_ALTIVEC_FOR_ARG_P): Ditto.
11332 (function_arg_boundary): Ditto.
11333 (rs6000_expand_builtin): Ditto.
11334 (def_builtin): Make abort message a little friendlier.
11335 (rs6000_emit_int_cmove): Add support for 64-bit isel.
11337 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
11338 assembler support the popcntd instruction instead of a vsx
11339 instruction to enable power7 support.
11340 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
11341 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
11342 option to the assembler if -mcpu=native.
11343 (ASM_CPU_NATIVE_SPEC): Ditto.
11344 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
11346 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
11347 the lwsync instruction.
11348 (enum processor_type): Add PROCESSOR_POWER7.
11349 (rs6000_debug_reg): New -mdebug= options.
11350 (rs6000_debug_addr): Ditto.
11351 (rs6000_debug_cost): Ditto.
11352 (rs6000_isel): Delete.
11353 (enum rs6000_vector): New enum to say what vector unit we have.
11354 (VECTOR_UNIT_*): New macros to say which vector unit has
11355 arithmetic operations for a given type.
11356 (VECTOR_MEM_*): New macros to say which vector unit has memory
11357 operations for a given type.
11358 (TARGET_LDBRX): Whether the machine supports the ldbrx
11360 (TARGET_ISEL): Delete, -misel moved to be a mask.
11361 (TARGET_ISEL64): New macro for 64-bit isel support.
11362 (UNITS_PER_VSX_WORD): New macro.
11363 (POINTER_SIZE): Move to be an external variable, rather than
11364 calculating whether we are generating 32 ot 64-bit code.
11366 (STACK_BOUNDARY): Add VSX support.
11367 (LOCAL_ALIGNMENT): Ditto.
11368 (SLOW_UNALIGNED_ACCESS): Ditto.
11369 (VSX_REGNO_P): New macro for VSX support.
11370 (VFLOAT_REGNO_P): Ditto.
11371 (VINT_REGNO_P): Ditto.
11372 (VLOGICAL_REGNO_P): Ditto.
11373 (VSX_VECTOR_MODE): Ditto.
11374 (VSX_SCALAR_MODE): Ditto.
11376 (VSX_MOVE_MODE): Ditto.
11377 (VSX_REG_CLASS_P): Ditto.
11378 (HARD_REGNO_NREGS): Instead of calling a function, use an array
11380 (UNITS_PER_SIMD_WORD): Add VSX support.
11381 (MODES_TIEABLE_P): Ditto.
11382 (STARTING_FRAME_OFFSET): Ditto.
11383 (STACK_DYNAMIC_OFFSET): Ditto.
11384 (EPILOGUE_USES): Ditto.
11385 (REGNO_REG_CLASS): Move to array lookup.
11386 (CLASS_MAX_NREGS): Ditto.
11387 (rs6000_vector_reg_class): Add declaration.
11388 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
11389 overlap with the floating point and Altivec registers.
11391 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
11393 * config/rs6000/driver-rs6000.c (asm_names): New static array to
11394 give the appropriate asm switches if -mcpu=native.
11395 (host_detect_local_cpu): Add support for "asm".
11396 (host_detect_local_cpu): Follow GNU code guidelines for name.
11398 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
11399 -mbit-word to a variable instead of being a target mask.
11401 * config/rs6000/sync.md (lwsync): If the assembler supports it,
11402 emit the lwsync instruction instead of emitting the instruction as
11403 an integer constant.
11405 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
11406 fixuns_trundfsi2, move expander into rs6000.md.
11408 * config/rs6000/rs6000.md (cpu): Add power7.
11409 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
11410 (logical predicate patterns): Change the single instruction
11411 primitives that set CR0 to be fast_compare instead of compare.
11413 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
11414 (popcntddi2): Ditto.
11415 (popcount<mode>): Ditto.
11416 (floating multiply/add insns): Name the floating point
11417 multiply/add insns.
11418 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
11419 (isel_unsigned_<mode>): Ditto.
11420 (fixuns_trundfsi2): Move expander here from spe.md.
11421 (smindi3): Define if we have -misel on 64-bit systems.
11426 2009-06-23 Anatoly Sokolov <aesok@post.ru>
11428 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
11430 * config/avr/avr.c (avr_current_device): New variable.
11431 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
11432 (avr_arch, mcu_type_s): Move to avr.h.
11433 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
11434 default_data_section_start fields.
11435 (avr_arch): Moved from avr.c.
11436 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
11437 library_name fields.
11438 (avr_current_device, avr_mcu_types, avr_arch_types,
11439 avr_device_to_arch, avr_device_to_data_start,
11440 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
11441 (EXTRA_SPEC_FUNCTIONS): Define.
11442 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
11443 options mapping. Use device_to_arch and device_to_data_start insted.
11444 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
11445 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
11446 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
11447 * config/avr/driver-avr.c: New file.
11448 * config/avr/avr-devices.c: New file.
11450 2009-06-23 Jakub Jelinek <jakub@redhat.com>
11452 * var-tracking.c (unshare_variable): Force initialized to
11453 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
11454 (set_variable_part): Likewise.
11455 (struct variable_union_info): Remove pos_src field.
11456 (vui_vec, vui_allocated): New variables.
11457 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
11458 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
11459 == 1 use a simpler sorting algorithm. Compute pos field right
11460 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
11461 Avoid quadratic comparison if !flag_var_tracking_uninit.
11462 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
11463 unshare_variable unconditionally.
11464 (dataflow_set_different_2): Removed.
11465 (dataflow_set_different): Don't traverse second hash table.
11466 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
11467 unconditionally to var_reg_set or var_mem_set.
11468 (emit_notes_in_bb): Likewise.
11469 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
11471 (emit_note_insn_var_location): Don't set initialized to
11472 VAR_INIT_STATUS_INITIALIZED early.
11473 (vt_finalize): Free vui_vec if needed, clear vui_vec and
11475 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
11477 * tree-object-size.c (addr_object_size): Instead of checking
11478 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
11479 are no FIELD_DECLs following it.
11481 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
11483 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
11484 order to match bswaps with signed source operands.
11486 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11488 * sdbout.c (sdbout_one_type): Fix braces in switch.
11490 2009-06-23 Richard Guenther <rguenther@suse.de>
11492 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
11494 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
11495 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
11496 var_callused, callused_tree, var_storedanything, storedanything_tree,
11497 var_integer, integer_tree): Remove global variables.
11498 (new_var_info): Do not pass new id, append the new var to the
11499 global variable vector.
11500 (do_ds_constraint): Use is_global_var member of the variable-info.
11501 (new_scalar_tmp_constraint_exp): Adjust.
11502 (create_function_info_for): Likewise.
11503 (create_variable_info_for): Likewise.
11504 (find_what_var_points_to): Remove dead code.
11505 (init_base_vars): Simplify.
11506 (compute_points_to_sets): Adjust.
11508 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
11510 * combine.c (try_combine): Dump information about the insns we're
11513 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
11515 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
11516 check when calling force_to_mode on TRUNCATE's operand.
11518 2009-06-22 Ian Lance Taylor <iant@google.com>
11520 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
11522 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
11524 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
11526 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11528 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
11529 override library linkage flags such as -static-libgcc or
11532 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
11534 * config/m68k/m68k-devices.def: Add line for MCF5221x.
11536 2009-06-22 Ian Lance Taylor <iant@google.com>
11538 * config/linux.opt: Put mglibc ahead of muclibc.
11540 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
11541 for duplicate decls.
11543 2009-06-22 Matthias Klose <doko@ubuntu.com>
11545 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
11547 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
11550 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
11551 instead of NULL if a parser error occurs.
11553 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11555 * dwarf2out.c (dwarf2_debug_hooks): Initialize
11556 non-DWARF2_DEBUGGING_INFO version.
11558 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
11560 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
11561 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
11563 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
11564 (LIBGCC2_TF_CEXT): Define.
11567 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11570 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
11572 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11574 * config/arm/arm.c (arm_override_options): Disable
11575 -mcaller-super-interworking and -mcallee-super-interworking.
11576 * doc/invoke.texi (ARM Options): Document this.
11578 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
11580 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
11581 * config/arm/constraints.md (j): New constraint for movw operands.
11582 (N): Remove thumb2 meaning.
11583 * config/arm/arm.md (*arm_movw): Delete.
11584 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
11585 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
11586 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
11588 2009-06-22 Martin Jambor <mjambor@suse.cz>
11590 PR tree-optimization/40492
11591 * tree-sra.c (sra_modify_assign): Pass zero offsets to
11592 build_ref_for_offset.
11594 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
11596 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
11597 JUMP_TABLE_DATA_P predicates where applicable.
11598 * auto-inc-dec.c: Ditto.
11599 * builtins.c: Ditto.
11600 * caller-save.c: Ditto.
11602 * cfgcleanup.c: Ditto.
11603 * cfglayout.c: Ditto.
11605 * combine.c: Ditto.
11606 * combine-stack-adj.c: Ditto.
11610 * df-scan.c: Ditto.
11612 * dwarf2asm.c: Ditto.
11613 * dwarf2out.c: Ditto.
11614 * emit-rtl.c: Ditto.
11620 * function.c: Ditto.
11623 * genpreds.c: Ditto.
11624 * genrecog.c: Ditto.
11626 * ira-costs.c: Ditto.
11627 * ira-lives.c: Ditto.
11629 * loop-iv.c: Ditto.
11630 * lower-subreg.c: Ditto.
11631 * modulo-sched.c: Ditto.
11633 * postreload.c: Ditto.
11634 * print-rtl.c: Ditto.
11636 * reginfo.c: Ditto.
11637 * regmove.c: Ditto.
11638 * reload1.c: Ditto.
11641 * rtlanal.c: Ditto.
11643 * sched-vis.c: Ditto.
11645 * sel-sched-ir.c: Ditto.
11646 * simplify-rtx.c: Ditto.
11647 * targhooks.c: Ditto.
11648 * var-tracking.c: Ditto.
11649 * vmsdbgout.c: Ditto.
11651 2009-06-22 Matthias Klose <doko@ubuntu.com>
11653 * Makefile.in (install-plugin): Always use DESTDIR.
11655 2009-06-22 Olivier Hainque <hainque@adacore.com>
11657 * config/pa/pa.c (output_call): Don't optimize post call jumps
11658 into return address adjustments if the call may throw.
11660 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
11662 * arm.c (thumb1_output_casesi): New function.
11663 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
11664 optimizing for size or PIC.
11665 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
11666 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
11667 (casesi): Handle Thumb-1 when optimizing for size or PIC.
11668 (thumb1_casesi_internal_pic): New expand rule.
11669 (thumb1_casesi_dispatch): New pattern.
11670 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
11672 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
11673 in the text seciton when PIC or optimizing for size.
11674 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
11675 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
11676 preservation properties of code.
11677 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
11678 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
11679 (__gnu_thumb1_case_si): New function.
11680 * t-arm (LIB1ASMSRC): Define here.
11681 (LIB1ASMFUNCS): Add some common functions.
11682 * t-arm-elf (LIB1ASMSRC): Delete.
11683 (LIB1ASMFUNCS): Append to existing set.
11684 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
11685 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
11686 * t-symbian (LIB1ASMFUNCS): Likewise.
11687 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
11688 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
11690 2009-06-21 Richard Guenther <rguenther@suse.de>
11692 PR tree-optimization/38729
11693 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
11694 to loops with a single exit if -fno-expensive-optimizations.
11696 2009-06-21 Jakub Jelinek <jakub@redhat.com>
11698 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
11699 (dataflow_set): Change vars type from htab_t to shared_hash.
11700 (shared_hash_pool, empty_shared_hash): New variables.
11701 (vars_clear): Removed.
11702 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
11703 shared_hash_find_slot_unshare, shared_hash_find_slot,
11704 shared_hash_find_slot_noinsert, shared_hash_find): New
11706 (shared_hash_unshare, shared_hash_destroy): New functions.
11707 (unshare_variable): Unshare set->vars if shared, use
11709 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
11710 (get_init_value, find_src_set_src, dump_dataflow_set,
11711 clobber_variable_part, emit_notes_for_differences): Use
11713 (dataflow_set_init): Remove second argument, set vars to
11714 empty_shared_hash instead of creating a new htab.
11715 (dataflow_set_clear): Call shared_hash_destroy and set vars
11716 to empty_shared_hash instead of calling vars_clear.
11717 (dataflow_set_copy): Don't call vars_copy, instead just share
11718 the src htab with dst.
11719 (variable_union): Use shared_hash_*, use initially NO_INSERT
11720 lookup if set->vars is shared. Don't keep slot cleared before
11721 calling unshare_variable. Unshare set->vars if needed.
11722 Even ->refcount == 1 vars must be unshared if set->vars is shared
11723 and var needs to be modified.
11724 (variable_canonicalize): New function.
11725 (dataflow_set_union): If dst->vars is empty, just share src->vars
11726 with dst->vars and traverse with variable_canonicalize to canonicalize
11727 and unshare what is needed.
11728 (dataflow_set_different): If old_set and new_set use the same shared
11729 htab, they aren't different. If number of htab elements is different,
11730 htabs are different. Use shared_hash_*.
11731 (dataflow_set_destroy): Call shared_hash_destroy instead of
11733 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
11734 second argument to dataflow_set_init.
11735 (vt_initialize): Likewise. Initialize shared_hash_pool and
11736 empty_shared_hash, move bb in/out initialization afterwards.
11737 Use variable_htab_free instead of NULL as changed_variables del hook.
11738 (variable_was_changed): Change type of second argument to pointer to
11739 dataflow_set. When inserting var into changed_variables, bump
11740 refcount. Unshare set->vars if set is shared htab and slot needs to
11742 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
11743 lookup if set->vars is shared. Unshare set->vars if needed.
11744 Even ->refcount == 1 vars must be unshared if set->vars is shared
11745 and var needs to be modified. Adjust variable_was_changed caller.
11746 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
11747 vars must be unshared if set->vars is shared and var needs to be
11748 modified. Adjust variable_was_changed caller.
11749 (emit_note_insn_var_location): Don't pool_free var.
11750 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
11752 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
11753 free_alloc_pool on shared_hash_pool.
11755 2009-06-20 Anthony Green <green@moxielogic.com>
11757 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
11758 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
11760 2009-06-20 Richard Guenther <rguenther@suse.de>
11762 * tree-ssa-structalias.c (find_func_aliases): For memset use
11763 a constraint from NULL if we memset to zero.
11764 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
11765 we explicitly handle that do not read from memory.
11766 (call_may_clobber_ref_p_1): Properly handle builtins that may
11769 2009-06-20 Richard Guenther <rguenther@suse.de>
11771 PR tree-optimization/40495
11772 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
11773 (new_scalar_tmp_constraint_exp): New function.
11774 (process_constraint): Do not create temporary decls.
11775 (process_all_all_constraints): Likewise.
11776 (handle_const_call): Likewise.
11777 (create_function_info_for): Do not set decl.
11779 2009-06-19 Ian Lance Taylor <iant@google.com>
11781 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
11782 (rs6000_attribute_table): Make static; move before use.
11784 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
11786 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
11787 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
11788 Propagate the TREE_READONLY flag without overwriting it.
11789 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
11790 Propagate the TREE_READONLY flag onto the result.
11791 (process_call_operands): Move around. Use correct constant value.
11793 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11796 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
11797 * config/arm/arm.md: Likewise.
11799 2009-06-19 Ian Lance Taylor <iant@google.com>
11801 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
11802 to GIMPLE_ERROR_MARK.
11804 * c-typeck.c (build_conditional_expr): Add op1_original_type and
11805 op2_original_type parameters. Warn about using different enum types.
11806 * c-parser.c (c_parser_conditional_expression): Pass original
11807 types to build_conditional_expr.
11808 * c-tree.h (build_conditional_expr): Update declaration.
11810 2009-06-19 Ian Lance Taylor <iant@google.com>
11812 * config/i386/i386.c (ix86_function_specific_save): Test that
11813 fields match values, rather than testing the values are in a
11816 2009-06-19 Richard Guenther <rguenther@suse.de>
11818 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
11819 ADDR_EXPR pointers.
11820 (ptr_derefs_may_alias_p): Likewise.
11821 (ptr_deref_may_alias_ref_p_1): New function.
11822 (ptr_deref_may_alias_ref_p): Likewise.
11823 (ref_maybe_used_by_call_p_1): Handle builtins that are not
11824 covered by looking at the ESCAPED solution.
11825 (call_may_clobber_ref_p_1): Likewise.
11826 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
11827 Handle NULL_TREE offset. Do not produce redundant constraints.
11828 (process_all_all_constraints): New helper function.
11829 (do_structure_copy): Use it.
11830 (handle_lhs_call): Likewise.
11831 (find_func_aliases): Handle some builtins with pointer arguments
11832 and/or return values explicitly.
11834 2009-06-19 Ian Lance Taylor <iant@google.com>
11836 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
11838 2009-06-19 Ian Lance Taylor <iant@google.com>
11840 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
11842 2009-06-19 Ian Lance Taylor <iant@google.com>
11844 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
11845 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
11848 * c-decl.c (finish_decl): If -Wc++-compat, warn about
11849 uninitialized const.
11851 2009-06-19 Ian Lance Taylor <iant@google.com>
11853 * dse.c (struct store_info): Rename bitmap field to bmap. Change
11856 * c-decl.c (in_struct, struct_types): Remove.
11857 (struct c_binding): Add in_struct field.
11858 (c_binding_ptr): Define type, along with VEC.
11859 (struct c_struct_parse_info): Define.
11860 (struct_parse_info): New static variable.
11861 (bind): Initialize in_struct field.
11862 (start_struct): Remove enclosing_in_struct and
11863 enclosing_struct_types parameters. Add
11864 enclosing_struct_parse_info parameter. Change all callers. Set
11865 struct_parse_info rather than in_struct and struct_types.
11866 (grokfield): If -Wc++-compat and there is a symbol binding for the
11867 field name, set the in_struct flag and push it on the
11868 struct_parse_info->fields vector.
11869 (warn_cxx_compat_finish_struct): New static function.
11870 (finish_struct): Remove enclosing_in_struct and
11871 enclosing_struct_types parameters. Add
11872 enclosing_struct_parse_info parameter. Change all callers. Don't
11873 set C_TYPE_DEFINED_IN_STRUCT here. Call
11874 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
11875 parameter. Only push on struct_types if warn_cxx_compat.
11876 (finish_enum): Only push on struct_types if warn_cxx_compat.
11877 (declspecs_add_type): Add loc parameter. Change all callers.
11878 Change all error calls to error_at. Pass loc, not input_location,
11879 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
11880 defined in a struct. If -Wc++-compat and parsing a struct, record
11881 that a typedef name was used.
11882 * c-parser.c (c_parser_declspecs): Get location to pass to
11883 declspecs_add_type.
11884 (c_parser_struct_or_union_specifier): Update calls to start_struct
11886 * c-tree.h (struct c_struct_parse_info): Declare.
11887 (finish_struct, start_struct): Update declarations.
11888 (declspecs_add_type): Update declaration.
11890 2009-06-19 Ian Lance Taylor <iant@google.com>
11892 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
11893 variable with an anonymous type.
11895 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
11897 * see.c: Remove for real.
11899 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
11901 * optabs.h (enum optab_index): Add new OTI_significand.
11902 (significand_optab): Define corresponding macro.
11903 * optabs.c (init_optabs): Initialize significand_optab.
11904 * genopinit.c (optabs): Implement significand_optab using
11905 significand?f2 patterns.
11906 * builtins.c (expand_builtin_mathfn): Handle
11907 BUILT_IN_SIGNIFICAND{,F,L}.
11908 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
11909 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
11911 * config/i386/i386.md (significandxf2, significand<mode>2): New
11912 expanders to implement significandf, significand and significandl
11913 built-ins as inline x87 intrinsics.
11915 2009-06-18 Anatoly Sokolov <aesok@post.ru>
11917 * config/avr/avr.c (avr_override_options): Remove setting value of
11918 PARAM_INLINE_CALL_COST.
11920 2009-06-18 Richard Henderson <rth@redhat.com>
11923 * tree-pass.h (TDF_ASMNAME): New.
11924 * tree-dump.c (dump_options): Add asmname.
11925 * doc/invoke.texi: Document it.
11927 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
11928 (dump_decl_name): ...here.
11929 (dump_function_name): New flags arg; mind TDF_ASMNAME.
11930 (dump_generic_node): Update dump_function_name calls.
11931 (print_call_name): New flags arg; update all dump calls.
11932 * diagnostic.h (print_call_name): Update.
11933 * gimple-pretty-print.c (dump_gimple_call): Update.
11935 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
11938 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
11940 2009-06-18 Diego Novillo <dnovillo@google.com>
11942 * doc/plugins.texi: Document plugin_is_GPL_compatible.
11943 * plugin.c (str_license): Declare.
11944 (try_init_one_plugin): Assert that the symbol
11945 'plugin_is_GPL_compatible' exists.
11947 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
11950 * Makefile.in (OBJS-common): Remove see.o.
11952 * common.opt (fsee): Mark as preserved for backward compatibility.
11953 * opts.c (common_handle_option): Add OPT_fsee to the backward
11954 compatibility section.
11955 * passes.c (init_optimization_passes, pass_see): Remove pass.
11956 * timevar.def (TV_SEE): Remove.
11957 * tree-pass.h (pass_see): Remove declaration.
11958 * doc/invoke.texi (-fsee): Remove documentation.
11960 2009-06-18 Martin Jambor <mjambor@suse.cz>
11962 * tree-sra.c: Include statistics.h
11963 (sra_stats): New variable.
11964 (sra_initialize): Clear sra_stats.
11965 (create_access_replacement): Increment sra_stats.replacements.
11966 (get_access_replacement): Do not return twice.
11967 (analyze_all_variable_accesses): Increment statistics counter by the
11968 number of scalarized aggregates.
11969 (generate_subtree_copies): Increment sra_stats.subtree_copies.
11970 (sra_modify_expr): Increment sra_stats.exprs.
11971 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
11972 (sra_modify_assign): Increment sra_stats.exprs,
11973 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
11974 (perform_intra_sra): Update statistics counters.
11975 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
11977 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
11979 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
11980 (arm_scalar_mode_supported_p): New function.
11982 2009-06-18 Paul Brook <paul@codesourcery.com>
11983 Sandra Loosemore <sandra@codesourcery.com>
11985 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
11986 (__extendhfsf2, __truncsfhf2): Define.
11987 * config/arm/fp16.c: New file.
11988 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
11989 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
11991 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
11993 * doc/extend.texi (Half-Precision): New section.
11994 * doc/invoke.texi (Option Summary): List -mfp16-format.
11995 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
11996 * config/arm/arm.opt (mfp16-format=): New.
11997 * config/arm/arm.c: Include intl.h.
11998 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
11999 (TARGET_INVALID_RETURN_TYPE): Redefine.
12000 (TARGET_PROMOTED_TYPE): Redefine.
12001 (TARGET_CONVERT_TO_TYPE): Redefine.
12002 (arm_fp16_format): Define.
12003 (all_fpus): Add entry for neon-fp16.
12004 (fp_model_for_fpu): Likewise.
12005 (struct fp16_format): Declare.
12006 (all_fp16_formats): Define.
12007 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
12009 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
12011 (arm_legitimate_index_p): Treat HFmode like HImode.
12012 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
12013 (coproc_secondary_reload_class): Special-case HFmode.
12014 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
12015 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
12016 (arm_init_fp16_builtins): New.
12017 (arm_init_builtins): Call it.
12018 (arm_invalid_parameter_type): New.
12019 (arm_invalid_return_type): New.
12020 (arm_promoted_type): New.
12021 (arm_convert_to_type).
12022 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
12024 (arm_emit_fp16_const): New function.
12025 (arm_mangle_type): Mangle __fp16 as "Dh".
12026 * config/arm/arm.h (TARGET_VFPD32): Make it know about
12028 (TARGET_NEON_FP16): New.
12029 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
12030 (enum fputype): Add FPUTYPE_NEON_FP16.
12031 (enum arm_fp16_format_type): Declare.
12032 (arm_fp16_format): Declare.
12033 (LARGEST_EXPONENT_IS_NORMAL): Define.
12034 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
12035 * config/arm/arm-modes.def (HFmode): Define.
12036 * config/arm/vfp.md: (*movhf_vfp): New.
12037 (extendhfsf2): New.
12039 * config/arm/arm.md: (fpu): Add neon_fp16.
12040 (floatsihf2, floatdihf2): New.
12041 (fix_trunchfsi2, fix_trunchfdi2): New.
12043 (extendhfdf2): New.
12045 (*arm32_movhf): New.
12046 (*thumb1_movhf): New.
12047 (consttable_2): Add check for HFmode constants.
12048 (consttable_4): Handle HFmode constants.
12050 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
12052 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
12054 2009-06-17 Olivier Hainque <hainque@adacore.com>
12056 * collect2.c (main): Use CONST_CAST2 to perform char ** to
12057 const char ** conversion in AIX specific section.
12059 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
12061 * config/i386/i386.c (ix86_special_builtin_type): Remove
12062 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
12063 (bdesc_special_args): Updated.
12064 (ix86_init_mmx_sse_builtins): Likewise.
12065 (ix86_expand_special_args_builtin): Likewise.
12067 2009-06-17 Richard Henderson <rth@redhat.com>
12069 * tree-pretty-print.c (maybe_dump_asm_name): New.
12070 (dump_decl_name): Use it.
12071 (PRINT_FUNCTION_NAME): Merge into...
12072 (dump_function_name): ... here. Use maybe_dump_asm_name.
12074 2009-06-17 Cary Coutant <ccoutant@google.com>
12076 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
12078 * debug.c (struct gcc_debug_hooks): Change placeholder for
12080 (debug_nothing_int_charstar_int): Replaced by...
12081 (debug_nothing_int_charstar_int_bool): ...this.
12082 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
12083 source_line prototype.
12084 (debug_nothing_int_charstar_int): Replaced by...
12085 (debug_nothing_int_charstar_int_bool): ...this.
12086 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
12087 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
12088 Output is_stmt operand when necessary.
12089 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
12090 (notice_source_line): Add is_stmt parameter.
12091 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
12092 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
12094 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
12095 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
12097 2009-06-17 Ian Lance Taylor <iant@google.com>
12099 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
12101 (struct store_by_pieces_d): Rename from store_by_pieces. Change
12104 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
12106 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
12107 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
12108 tree_strip_sign_nop_conversions and
12109 tree_ssa_strip_useless_type_conversions rather than stripping
12110 the operations here.
12111 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
12113 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
12114 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
12115 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
12116 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
12119 2009-06-17 Michael Eager <eager@eagercon.com>
12121 * config/rs6000/constraints.md (register_constraint "d"): New.
12122 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
12123 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
12124 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
12125 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
12126 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
12127 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
12128 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
12129 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
12130 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
12131 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
12133 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
12134 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
12135 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
12136 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
12137 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
12138 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
12139 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
12140 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
12141 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
12142 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
12143 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
12144 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
12145 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
12146 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
12148 2009-06-16 Ian Lance Taylor <iant@google.com>
12150 * profile.c (total_num_never_executed): Don't define.
12151 (compute_branch_probabilities): Don't count or print
12152 num_never_executed.
12153 (init_branch_prob): Don't set total_num_never_executed.
12154 (end_branch_prob): Don't print total_num_never_executed.
12156 2009-06-17 David Daney <ddaney@caviumnetworks.com>
12158 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
12160 2009-06-17 David Edelsohn <edelsohn@gnu.org>
12162 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
12163 (nabstd2_fpr): Same.
12165 2009-06-17 Steve Ellcey <sje@cup.hp.com>
12167 * expr.c (expand_assignment): Change complex type check.
12169 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
12171 * doc/plugins.texi (Building GCC plugins): Added new section.
12173 2009-06-17 Ian Lance Taylor <iant@google.com>
12175 * c-pch.c (get_ident): Don't set size of templ array.
12176 (pch_init): Don't set size of partial_pch array.
12178 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
12179 string constant to intialize an array whose size is the length of
12182 2009-06-17 Richard Guenther <rguenther@suse.de>
12184 PR tree-optimization/40389
12185 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
12186 to addressable types.
12187 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
12189 2009-06-17 Richard Guenther <rguenther@suse.de>
12191 PR middle-end/40460
12192 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
12193 if there is no evolution of left in the loop bail out.
12194 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
12195 chrec_fold_multiply.
12197 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
12198 Janis Johnson <janis187@us.ibm.com>
12201 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
12202 for the symbol ref of a constant that is the source of a move
12203 - nor for any other not-obvious-label-ref constants.
12205 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
12207 * plugin.c (position_pass): Skip newly inserted pass during list
12208 traversal to avoid repeated insertion.
12210 2009-06-16 Ian Lance Taylor <iant@google.com>
12212 * vec.h (VEC_stack_alloc): Define different version if
12213 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
12214 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
12215 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
12216 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
12218 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
12220 * config.gcc (extra_headers): Add ia32intrin.h for x86.
12222 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
12223 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
12224 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
12225 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
12226 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
12227 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
12228 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
12229 (bdesc_special_args): Add __builtin_ia32_rdtsc and
12230 __builtin_ia32_rdtscp.
12231 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
12232 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
12233 and __builtin_ia32_rorhi.
12234 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
12235 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
12236 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
12237 (ix86_expand_args_builtin): Likewise.
12238 (ix86_expand_special_args_builtin): Likewise.
12240 * config/i386/i386.md (UNSPECV_RDTSCP): New.
12241 (UNSPECV_RDTSC): Likewise.
12242 (UNSPECV_RDPMC): Likewise.
12243 (*bsr): Renamed to ...
12245 (*bsr_rex64): Renamed to ...
12248 (*rdpmc): Likewise.
12249 (*rdpmc_rex64): Likewise.
12251 (*rdtsc): Likewise.
12252 (*rdtsc_rex64): Likewise.
12253 (rdtscp): Likewise.
12254 (*rdtscp): Likewise.
12255 (*rdtscp_rex64): Likewise.
12257 * config/i386/ia32intrin.h: New.
12259 * config/i386/x86intrin.h: Include <ia32intrin.h>.
12261 2009-06-16 Ian Lance Taylor <iant@google.com>
12263 * ira-build.c (copy_info_to_removed_store_destinations):
12264 Initialize parent_a.
12266 2009-06-16 Ian Lance Taylor <iant@google.com>
12268 * c-decl.c (grokdeclarator): Change size_varies to bool.
12270 2009-06-16 Ian Lance Taylor <iant@google.com>
12272 * sel-sched.c: Make forward declarations of move_op_hooks and
12273 fur_hooks explicitly extern.
12275 2009-06-16 Ian Lance Taylor <iant@google.com>
12277 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
12278 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
12280 2009-06-16 Ian Lance Taylor <iant@google.com>
12282 * resource.c (mark_referenced_resources): Change
12283 include_delayed_effects parameter to bool. Change all callers.
12284 (mark_end_of_function_resources): Likewise.
12285 * reorg.c (insn_references_resource_p): Likewise.
12286 (insn_sets_resource_p): Likewise.
12287 * resource.h (mark_referenced_resources): Update declaration.
12288 (mark_end_of_function_resources): Update declaration.
12290 2009-06-16 David Edelsohn <edelsohn@gnu.org>
12292 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
12294 2009-06-16 David Edelsohn <edelsohn@gnu.org>
12296 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
12297 GCC can bootstrap on AIX with GNU Binutils 2.20.
12299 2009-06-16 Ian Lance Taylor <iant@google.com>
12301 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
12303 2009-06-16 Ian Lance Taylor <iant@google.com>
12305 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
12306 inline, not extern inline.
12307 (exact_log2): Likewise.
12308 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
12310 (exact_log2): Likewise, but don't test CTZ_HWI.
12312 2009-06-16 Ian Lance Taylor <iant@google.com>
12314 * bitmap.c (bitmap_clear): Don't declare as inline.
12315 * gimple.c (gimplify_assign): Likewise.
12316 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
12317 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
12318 (sched_scan_info): Remove duplicate definition.
12320 2009-06-16 Ian Lance Taylor <iant@google.com>
12322 * c-common.c (skip_evaluation): Don't define.
12323 (c_inhibit_evaluation_warnings): Define global variable.
12324 (overflow_warning): Check c_inhibit_evaluation_warnings rather
12325 than skip_evaluation.
12326 (convert_and_check, warn_for_div_by_zero): Likewise.
12327 * c-common.h (skip_evaluation): Don't declare.
12328 (c_inhibit_evaluation_warnings): Declare.
12329 * c-parser.c (c_parser_typeof_specifier): Set
12330 c_inhibit_evaluation_warnings rather than skip_evaluation.
12331 (c_parser_conditional_expression): Likewise.
12332 (c_parser_binary_expression): Likewise.
12333 (c_parser_sizeof_expression): Likewise.
12334 (c_parser_alignof_expression): Likewise.
12335 * c-typeck.c (build_indirect_ref): Check
12336 c_inhibit_evaluation_warnings rather than skip_evaluation.
12337 (build_conditional_expr, build_binary_op): Likewise.
12339 2009-06-16 Richard Guenther <rguenther@suse.de>
12341 * tree-ssa-alias.c (is_escape_site): Remove.
12342 * tree-ssa-alias.h (enum escape_type): Remove.
12343 (is_escape_site): Likewise.
12344 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
12345 via casts and asms without deferring to is_escape_site.
12347 2009-06-16 Jakub Jelinek <jakub@redhat.com>
12349 PR middle-end/40446
12350 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
12351 use gen_lowpart if op0 has complex mode.
12353 2009-06-16 Richard Guenther <rguenther@suse.de>
12355 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
12356 variables add them to ESCAPED.
12357 (find_func_aliases): Do not make all indirectly stored values escaped.
12359 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
12361 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
12362 make_decl_one_only.
12364 2009-06-16 Martin Jambor <mjambor@suse.cz>
12366 PR tree-optimization/40432
12367 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
12368 check whether we need to force gimple register operand.
12370 2009-06-16 Martin Jambor <mjambor@suse.cz>
12372 PR tree-optimization/40413
12373 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
12374 build_ref_for_offset.
12375 (propagate_subacesses_accross_link): Fix a typo in a comment.
12377 2009-06-16 Ira Rosen <irar@il.ibm.com>
12379 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
12380 with additional parameter.
12381 * tree-vectorizer.h (enum vect_def_type): Add new value
12383 (enum vect_relevant): Add comments.
12384 (vect_is_simple_reduction): Add new argument.
12385 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
12386 Detect nested cycles.
12387 (vect_is_simple_reduction): Update documentation, add an argument to
12388 distinguish inner-loop reduction from nested cycle, detect nested
12389 cycles, fix printings and indentation, don't swap operands in case
12391 (get_initial_def_for_reduction): Handle subtraction.
12392 (vect_create_epilog_for_reduction): Add new argument to specify
12393 reduction variable.
12394 (vect_finalize_reduction): Handle subtraction, fix comments.
12395 (vectorizable_reduction): Handle nested cycles. In case of nested
12396 cycle keep track of the reduction variable position. Call
12397 vect_is_simple_reduction with additional parameter. Use original
12398 statement code in reduction epilogue for nested cycle. Call
12399 vect_create_epilog_for_reduction with additional parameter.
12400 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
12401 inner-loop vectorization.
12402 (vect_recog_widen_sum_pattern): Likewise.
12403 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
12405 (vect_mark_stmts_to_be_vectorized): Likewise.
12406 (vect_get_vec_def_for_operand): Handle nested cycles.
12408 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12410 * doc/invoke.texi (Debugging Options): Fix option index entries
12411 for -fdump-statistics, -frandom-seed add entries for
12412 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
12413 (FRV Options): Fix entries for -mTLS, -mtls.
12414 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
12415 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
12416 (M68hc1x Options): Fix @itemx for -mnominmax.
12417 (MCore Options): Fix entry for -mno-lsim.
12418 (MMIX Options): Fix entry for -mabi=mmixware.
12419 (PDP-11 Options): Fix entry for -mbcopy-builtin.
12421 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
12423 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
12424 Mention the plugin mode of gengtype.
12425 * doc/gty.texi (Source Files Containing Type Information): Likewise.
12426 * gengtype.c: Updated copyright.
12427 (plugin_files, nb_plugin_files) Added new static variables.
12428 (measure_input_list) Care about plugin_files.
12429 (write_rtx_next): Added early return in plugin mode.
12430 (create_file): Updated copyright year in generated file. Added
12432 (oprintf): Added early return if NULL outf.
12433 (get_output_file_with_visibility): Care of plugin_files.
12434 (get_output_file_name): May return null.
12435 (write_local): Added early return.
12436 (put_mangled_filename): Ditto.
12437 (finish_root_table): Added check for base_files.
12438 (write_roots): Care about null when plugins.
12439 (main): Added plugin mode.
12441 2009-06-15 Ian Lance Taylor <iant@google.com>
12443 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
12444 * gcov.c (read_count_file): Add braces around variables declared
12447 * c.opt (Wjump-misses-init): New warning.
12448 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
12449 -Wall and -Wc++-compat if not already set.
12450 (c_common_post_options): Clear warn_jump_misses_init if it was not
12452 * c-decl.c (struct c_binding): Change type field to a union with
12453 new label field. Make it the first field in the struct. Update
12454 references to type to use u.type instead.
12455 (struct c_spot_bindings): Define.
12456 (struct c_goto_bindings): Define.
12457 (c_goto_bindings_p): Define, along with VECs.
12458 (struct c_label_vars): Define.
12459 (struct c_scope): Add has_label_bindings field.
12460 (bind_label, set_spot_bindings): New static functions.
12461 (decl_jump_unsafe, update_spot_bindings): New static functions.
12462 (update_label_decls): New static function.
12463 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
12464 Update binding u.label field to shadowed field.
12465 (c_binding_start_stmt_expr): New function.
12466 (c_binding_end_stmt_expr): New function.
12467 (pushdecl): Don't call c_begin_vm_scope.
12468 (make_label): Add defining and p_label_vars parameters. Change
12470 (lookup_label): Correct test for whether a label has not yet been
12471 defined. Call bind_label rather than bind.
12472 (warn_about_goto): New static function.
12473 (lookup_label_for_goto): New function.
12474 (declare_label): Call bind_label rather than bind.
12475 (check_earlier_gotos): New static function.
12476 (define_label): Don't give errors about jumping into statement
12477 expressions or scopes of variably modified types. Call
12478 set_spot_bindings and check_earlier_gotos. Call bind_label
12479 instead of bind. Don't set label_context_stack_se or
12480 label_context_stack_vm.
12481 (c_get_switch_bindings): New function.
12482 (c_release_switch_bindings): New function.
12483 (c_check_switch_jump_warnings): New function.
12484 (start_function): Don't set label_context_stack_se or
12485 label_context_stack_vm.
12486 (finish_function): Likewise.
12487 * c-typeck.c (label_context_stack_se): Don't define.
12488 (label_context_stack_vm): Don't define.
12489 (c_finish_goto_label): Call lookup_label_for_goto rather than
12490 lookup_label. Don't give errors about jumping into a statement
12491 expression or the scope of a variably modified type. Don't set
12492 label_context_stack_se or label_context_stack_vm.
12493 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
12494 fields. Add bindings field.
12495 (c_start_case): Don't set deleted fields. Set bindings field.
12496 (do_case): Rework order of tests. Don't check blocked_stmt_expr
12497 or blocked_vm. Call c_check_switch_jump_warnings.
12498 (c_finish_case): Don't test blocked_stmt_expr field. Call
12499 c_release_switch_bindings.
12500 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
12501 c_switch_stack. Don't walk label_context_stack_se labels. Don't
12502 set label_context_stack_se. Call c_bindings_start_stmt_expr.
12503 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
12504 c_switch_stack. Don't walk label_context_stack_se labels. Don't
12505 set label_context_stack_se. Call c_bindings_end_stmt_expr.
12506 (c_begin_vm_scope, c_end_vm_scope): Don't define.
12507 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
12508 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
12509 (C_DECL_UNJUMPABLE_VM): Don't define.
12510 (C_DECL_UNDEFINABLE_VM): Don't define.
12511 (struct c_label_list): Don't define.
12512 (struct c_label_context_se): Don't define.
12513 (struct c_label_context_vm): Don't define.
12514 (struct c_spot_bindings): Declare.
12515 (c_bindings_start_stmt_expr): Declare.
12516 (c_bindings_end_stmt_expr): Declare.
12517 (lookup_label_for_goto): Declare.
12518 (c_get_switch_bindings, c_release_switch_bindings): Declare.
12519 (c_check_switch_jump_warnings): Declare.
12520 (label_context_stack_se, label_context_stack_vm): Don't declare.
12521 (c_finish_goto_label): Update declaration.
12522 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
12523 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
12524 (Warning Options): Document -Wjump-misses-init.
12526 2009-06-15 Jakub Jelinek <jakub@redhat.com>
12528 * tree-object-size.c (addr_object_size): Fix a pasto in the last
12531 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
12533 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
12535 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
12537 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
12539 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
12541 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
12543 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
12545 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
12546 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
12547 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
12548 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
12549 * dwarf2asm.c (dw2_force_const_mem): Update call to
12550 make_decl_one_only.
12551 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
12552 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
12553 * langhooks.c (lhd_comdat_group): Remove.
12554 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
12555 * tree.h (DECL_COMDAT_GROUP): New.
12556 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
12557 (tree_decl_with_vis): Add comdat_group. Remove one_only.
12558 (make_decl_one_only): Change signature.
12559 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
12560 make_decl_one_only.
12561 (make_decl_one_only): Change signature.
12562 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
12564 2009-06-15 Richard Guenther <rguenther@suse.de>
12566 PR middle-end/40439
12567 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
12569 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12571 * tree-ssa-math-opts.c: Remove extra divide.
12573 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12575 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
12577 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12579 * passes.c: Add bswap pass.
12580 * tree-pass.h: Add pass_optimize_bswap declaration.
12581 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
12582 Include rtl.h, expr.h and optabs.h for optab_handler check.
12583 (struct symbolic_number, pass_optimize_bswap): New definition.
12584 (do_shift_rotate, verify_symbolic_number_p): New functions.
12585 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
12586 (gate_optimize_bswap): New function.
12587 * tree.c (widest_int_cst_value): New function.
12588 * tree.h (widest_int_cst_value): Prototype added.
12590 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
12592 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
12593 REG_EQUAL/REG_EQUIV notes.
12595 2009-06-14 Richard Guenther <rguenther@suse.de>
12597 PR middle-end/40389
12598 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
12599 has its address taken if NRV was applied and it is addressable.
12600 * tree-ssa-structalias.c (get_constraint_for_address_of): New
12601 function split out from ...
12602 (get_constraint_for_1): ... here.
12603 (handle_rhs_call): Use it to mark the return slot escaped if
12604 it is addressable and NRV was applied.
12606 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
12608 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
12609 Change first argument type to location_t.
12610 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
12611 Do not set input_location.
12612 Use loc instead of input_location throughout.
12614 2009-06-13 Richard Guenther <rguenther@suse.de>
12616 PR tree-optimization/40421
12617 * tree-predcom.c (should_unroll_loop_p): Remove.
12618 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
12620 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
12622 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
12623 Add location argument.
12625 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
12627 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
12629 * config/s390/s390.c (s390_build_builtin_va_list): Same.
12630 (s390_gimplify_va_arg): Pass location to create_artificial_label.
12631 * config/spu/spu-protos.h: Add location to
12632 spu_resolve_overloaded_builtin.
12633 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
12634 spu_build_builtin_va_list.
12635 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
12636 argument. Pass location to build_function_call_vec.
12637 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
12639 (emit_fpu_switch): Same.
12640 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
12641 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
12642 to build_decl and create_artificial_label.
12643 (xtensa_gimplify_va_arg_expr): Same.
12644 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
12645 (xstormy16_gimplify_va_arg_expr): Same.
12646 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
12647 * config/arm/arm.c (arm_build_builtin_va_list): Same.
12648 * config/mips/mips.c (mips_build_builtin_va_list): Same.
12649 (mips16_build_function_stub): Same.
12650 (mips16_build_call_stub): Same.
12652 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
12655 * arm/constraints.md (Pa, Pb): New constraints.
12656 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
12657 split pattern to deal with them.
12659 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
12661 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
12662 fix index entry for -Xpreprocessor.
12664 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
12666 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
12667 Add location argument to build_decl call.
12668 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
12669 (rs6000_init_builtins): Same.
12670 (spe_init_builtins): Same.
12671 (rs6000_gimplify_va_arg): Add location argument to
12672 create_artificial_label call.
12674 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
12676 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
12677 * combine-stack-adj.c (pass_stack_adjustments): Use it.
12678 * Makefile.in: Fix GGC dependency for gcse.o.
12680 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
12682 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
12683 * gimple-pretty-print.c (dump_gimple_stmt): Same.
12684 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
12686 * c-parser.c (c_parser_binary_expression): Use current column while
12687 building binary operations.
12688 * common.opt (fshow-column): Enable by default.
12689 * tree-vrp.c (check_array_ref): Use warning_at.
12690 (check_array_bounds): Use location from call back if expr has no
12692 * tree.h: Add location argument to maybe_fold_*.
12693 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
12694 (maybe_fold_offset_to_array_ref): Add location argument and use it.
12695 (maybe_fold_offset_to_component_ref): Same.
12696 (maybe_fold_offset_to_reference): Same.
12697 (maybe_fold_offset_to_address): Same.
12698 (maybe_fold_stmt_indirect): Same.
12699 (maybe_fold_stmt_addition): Same.
12700 (fold_stmt_r): Pass location to maybe_fold_*.
12701 (fold_gimple_assign): Same.
12702 * c-tree.h: Add location argument to finish_decl,
12703 default_function_array_conversion, store_init_value.
12704 * c-decl.c (define_label): Use error_at.
12705 (c_make_fname_decl): Pass location to finish_decl.
12706 (finish_decl): New location argument.
12707 (build_compound_literal): Pass location to store_init_value.
12708 (grokdeclarator): Pass location to finish_decl.
12710 * c-typeck.c (array_to_pointer_conversion): New location argument.
12711 (function_to_pointer_conversion): Same.
12712 (default_function_array_conversion): Same.
12713 (parser_build_unary_op): Pass location to overflow_warning.
12714 (parser_build_binary_op): Same. Use warning_at.
12715 (build_unary_op): Pass location to array_to_pointer_conversion.
12716 (build_c_cast): Pass location to digest_init.
12717 (build_modify_expr): New location argument.
12718 (convert_for_assignment): Same.
12719 (store_init_value): Same.
12720 (digest_init): Same.
12721 (output_init_element): Pass location to digest_init and
12722 array_to_pointer_conversion.
12723 (c_finish_return): Pass location to convert_for_assignment.
12724 * gimplify.c (gimplify_conversion): Pass location to
12725 maybe_fold_offset_to_address.
12726 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
12727 to maybe_fold_stmt_addition.
12728 * c-omp.c (c_finish_omp_atomic): Pass new location to
12730 (c_finish_omp_for): Same.
12731 * c-common.c (overflow_warning): New argument.
12732 * c-common.h: New argument to build_modify_expr, overflow_warning.
12733 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
12735 (c_parser_initializer): Pass location to
12736 default_function_array_conversion.
12737 (c_parser_initelt): Same.
12738 (c_parser_initval): Same.
12739 (c_parser_asm_operands): Same.
12740 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
12741 (c_parser_conditional_expression): Same.
12742 (c_parser_binary_expression): Add location info to stack. Use it.
12743 (c_parser_unary_expression): Pass location to
12744 default_function_array_conversion, parser_build_unary_op,
12745 build_indirect_ref, c_parser_postfix_expression_after_primary.
12746 (c_parser_postfix_expression_after_primary): New location argument.
12748 (c_parser_expression_conv): Pass location to
12749 default_function_array_conversion.
12750 (c_parser_expr_list): Same.
12751 (c_parser_omp_atomic): Same.
12752 (c_parser_omp_for_loop): Same.
12753 * c-tree.h: (struct c_declarator): Add comment to id_loc.
12754 (build_array_declarator): New argument.
12755 * c-decl.c (build_array_declarator): Add location argument.
12756 (grokdeclarator): Set id_loc for cdk_array.
12757 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
12758 build_array_declarator.
12759 * tree.c (build_omp_clause): Add location argument.
12760 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
12761 (OMP_CLAUSE_LOCATION): New macro.
12762 (struct tree_omp_clause): Add location field.
12763 (build_omp_clause): Add argument.
12764 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
12765 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
12767 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
12768 (cp_parser_omp_clause_collapse): Same.
12769 (cp_parser_omp_clause_default): Same.
12770 (cp_parser_omp_clause_if): Same.
12771 (cp_parser_omp_clause_nowait): Same.
12772 (cp_parser_omp_clause_num_threads): Same.
12773 (cp_parser_omp_clause_ordered): Same.
12774 (cp_parser_omp_clause_schedule): Same.
12775 (cp_parser_omp_clause_untied): Same.
12776 (cp_parser_omp_for_loop): Same.
12777 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
12778 * c-tree.h (c_start_case): Add location argument.
12779 (c_process_expr_stmt): Same.
12780 (c_finish_goto_*): Same.
12781 * tree-parloops.c (initialize_reductions): Pass location to
12783 (create_parallel_loop): Same.
12784 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
12785 (gfc_trans_omp_reduction_list): Same.
12786 (gfc_trans_omp_clauses): Same.
12787 (gfc_trans_omp_do): Same.
12788 * c-typeck.c (c_finish_goto_label): Same.
12789 (c_finish_goto_ptr): New location argument.
12790 (c_start_case): Same.
12791 (emit_side_effect_warnings): Same.
12792 (c_process_expr_stmt): Same.
12793 (c_finish_stmt_expr): Same.
12794 (c_finish_omp_clauses): Use error_at instead of error.
12795 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
12797 * c-omp.c (c_split_parallel_clauses): New location argument.
12798 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
12799 to build_omp_clause.
12800 (convert_local_reference_stmt): Same.
12801 (convert_gimple_call): Same.
12802 * c-common.h (c_split_parallel_clauses): New argument.
12803 * c-parser.c (c_parser_statement_after_labels): Pass location to
12804 c_finish_goto_label.
12805 (c_parser_switch_statement): Pass location to c_start_case.
12806 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
12807 and c_process_expr_stmt.
12808 (c_parser_omp_variable_list): Add location argument.
12809 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
12810 (c_parser_omp_clause_default): Same.
12811 (c_parser_omp_clause_if): Same.
12812 (c_parser_omp_clause_num_threads): Same.
12813 (-c_parser_omp_clause_ordered): Same.
12814 (c_parser_omp_clause_reduction): Pass location to
12815 c_parser_omp_variable_list.
12816 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
12817 (c_parser_omp_clause_untied): Same.
12818 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
12819 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
12821 * c-tree.h (check_for_loop_decls, undeclared_variable,
12822 build_component_ref, build_array_ref, build_external_ref,
12823 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
12824 build_conditional_expr, build_compound_expr, c_cast_expr,
12825 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
12826 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
12828 * c-semantics.c (build_stmt): Same.
12829 (build_case_label): Same.
12830 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
12831 (undeclared_variable): New argument.
12832 (make_label): Same.
12833 (lookup_label): Pass location on down.
12834 (define_label): Same.
12835 (finish_decl): Same.
12836 (build_compound_literal): Same.
12837 (finish_struct): Same.
12838 (finish_function): Do not set location here.
12839 (check_for_loop_decls): New argument.
12840 * tree.c (save_expr): Set location.
12841 (build_empty_stmt): New argument.
12842 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
12843 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
12844 * builtins.c (gimplify_va_arg_expr): Use locations.
12845 (expand_builtin_sync_operation): Same.
12846 * c-typeck.c (build_component_ref): New argument.
12847 (build_array_ref): Same.
12848 (build_external_ref): Same.
12849 (c_expr_sizeof_expr): Same.
12850 (c_expr_sizeof_type): Same.
12851 (parser_build_unary_op): Same.
12852 (build_conditional_expr): Same.
12853 (build_compound_expr): Pass location on down.
12854 (build_compound_expr): New argument.
12855 (build_c_cast): Same.
12856 (c_cast_expr): Same.
12857 (build_asm_expr): Same.
12858 (c_finish_return): Same.
12859 (c_process_expr_stmt): Pass location on down.
12860 (c_finish_stmt_expr): New argument.
12861 (push_clenaup): Same.
12862 (c_finish_omp_parallel): Same.
12863 (c_finish_omp_task): Same.
12864 * gimplify.c (gimplify_call_expr): Pass location on down.
12865 * c-omp.c (c_finish_omp_master): New argument.
12866 (c_finish_omp_critical): Same.
12867 (c_finish_omp_ordered): Same.
12868 (c_finish_omp_barrier): Same.
12869 (-c_finish_omp_taskwait): Same.
12870 (c_finish_omp_atomic): Same.
12871 (c_finish_omp_flush): Same.
12872 * tree-inline.c (copy_tree_body_r): Pass location on down.
12873 (inline_forbidden_p): Remove use of input_location.
12874 * c-gimplify.c (c_build_bind_expr): New argument.
12875 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
12876 (c_sizeof_or_alignof_type): New argument.
12877 (c_alignof_expr): Same.
12878 (build_va_arg): Same.
12879 (c_add_case_label): Same.
12880 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
12881 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
12882 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
12883 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
12884 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
12885 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
12887 * stub-objc.c (objc_build_selector_expr): Same.
12888 (objc_build_throw_stmt): Same.
12889 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
12890 (c_parser_initelt): Same.
12891 (c_parser_compound_statement): Same.
12892 (c_parser_compound_statement_nostart): Same.
12893 (c_parser_label): Same.
12894 (c_parser_statement_after_labels): Same.
12895 (c_parser_if_body): Same.
12896 (c_parser_else_body): Same.
12897 (c_parser_if_statement): Same.
12898 (c_parser_switch_statement): Same.
12899 (c_parser_while_statement): Same.
12900 (c_parser_do_statement): Same.
12901 (c_parser_for_statement): Same.
12902 (c_parser_asm_statement): Same.
12903 (c_parser_conditional_expression): Same.
12904 (c_parser_binary_expression): Same.
12905 (c_parser_cast_expression): Same.
12906 (c_parser_unary_expression): Same.
12907 (c_parser_sizeof_expression): Same.
12908 (c_parser_alignof_expression): Same.
12909 (c_parser_postfix_expression): Same.
12910 (c_parser_expression): Same.
12911 (c_parser_objc_receiver): Same.
12912 (c_parser_omp_variable_list): Same.
12913 (c_parser_omp_structured_block): Same.
12914 (c_parser_omp_atomic): New argument.
12915 (c_parser_omp_barrier): Same.
12916 (c_parser_omp_critical): Same.
12917 (c_parser_omp_flush): Pass location on down.
12918 (c_parser_omp_for_loop): New argument.
12919 (c_parser_omp_for): Same.
12920 (c_parser_omp_master): Same.
12921 (c_parser_omp_ordered): Same.
12922 (c_parser_omp_sections_scope): Same.
12923 (c_parser_omp_sections): Same.
12924 (c_parser_omp_parallel): Same.
12925 (c_parser_omp_single): Same.
12926 (c_parser_omp_task): Same.
12927 (c_parser_omp_taskwait): Pass location on down.
12928 (c_parser_omp_construct): Same.
12929 (c_parser_omp_threadprivate): Same.
12930 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
12931 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
12932 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
12933 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
12934 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
12935 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
12936 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
12937 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
12938 config/i386/i386.c, stmt.c:
12939 Add location argument to the following function definitions and/or
12940 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
12941 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
12942 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
12943 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
12944 do_case, c_finish_bc_stmt, build_compound_literal,
12945 build_function_call.
12946 * c-decl.c (build_compound_literal): Add location argument.
12947 Make all diagnostic calls use location.
12948 (start_struct): Same.
12949 (finish_struct): Same.
12950 (start_enum): Same.
12951 (build_enumerator): Same.
12952 (start_function): Same.
12953 (grokdeclarator): Make all diagnostic calls use location.
12954 (store_parm_decls_oldstyle): Same.
12955 * c-typeck.c (build_function_call): Add location argument.
12956 Make all diagnostic calls use location.
12958 (c_finish_bc_stmt): Same.
12959 * tree-nested.c (get_trampoline_type): Add argument.
12960 Pass location to build_decl.
12961 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
12962 * rtl.h (RTL_LOCATION): New.
12963 * c-common.c (c_add_case_label): Add location argument.
12964 Make all diagnostic calls use location.
12965 * c-common.h: Add location argument to make_fname_decl, do_case,
12966 c_add_case_label, build_function_call, resolve_overloaded_builtin.
12967 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
12968 Set it appropriately for every case. Pass enum_loc to start_enum
12969 call. Pass value_loc first to build_enumerator. Pass enum_loc to
12971 (c_parser_struct_or_union_specifier): Save location. Use it for
12972 start_struct, finish_struct, and parser_xref_tag.
12974 2009-06-12 Ian Lance Taylor <iant@google.com>
12976 * fold-const.c (fold_unary): Rename local variable and to and_expr.
12978 * c-opts.c (c_common_handle_option): For -Wc++-compat set
12979 cpp_opts->warn_cxx_operator_names.
12981 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
12984 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
12985 is returns NULL and OP is a VCE, look through the VCE.
12987 2009-06-12 Ian Lance Taylor <iant@google.com>
12990 * collect2.c (main): Use CONST_CAST2 in code inside #if
12991 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
12993 2009-06-12 Joey Ye <joey.ye@intel.com>
12995 PR middle-end/39146
12996 * cfgexpand.c (get_decl_align_unit): Update
12997 max_used_stack_slot_alignment with align instead of
12998 stack_alignment_needed.
13000 * function.c (assign_stack_local_1): Update
13001 max_used_stack_slot_alignment with alignment_in_bits instead
13002 of stack_alignment_needed.
13003 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
13006 2009-06-12 Jakub Jelinek <jakub@redhat.com>
13008 * dwarf2out.c (last_var_location_insn): New variable.
13009 (dwarf2out_end_epilogue): Clear last_var_location_insn.
13010 (dwarf2out_var_location): Don't record anything after last real
13011 insn. Only change labels if there were any real instructions
13012 in between last note and this one, or if changed sections.
13014 2009-06-11 Richard Henderson <rth@redhat.com>
13016 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
13017 note when storing the frame pointer in a register.
13018 (FRP): Don't redefine to nothing for epilogue.
13019 (alpha_expand_epilogue): Mark register and sp restores.
13020 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
13022 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
13023 when gen_lowpart is needed.
13025 2009-06-11 Richard Henderson <rth@redhat.com>
13027 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
13029 * dwarf2out.c (need_data_align_sf_opcode): New.
13030 (div_data_align): Move earlier.
13031 (def_cfa_1, reg_save): Use it.
13033 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
13035 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
13036 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
13037 (ix86_handle_option): Handle OPT_mcrc32.
13038 (ix86_target_string): Add -mcrc32.
13039 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
13041 * config/i386/i386.h (TARGET_CRC32): New.
13043 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
13044 (sse4_2_crc32di): Likewise.
13046 * config/i386/i386.opt (mcrc32): New.
13048 * doc/invoke.texi: Document -mcrc32.
13050 2009-06-11 Richard Henderson <rth@redhat.com>
13052 * common.opt (gdwarf-): Accept a version number.
13053 * doc/invoke.texi (gdwarf-): Update docs.
13054 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
13055 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
13056 version level, and record it.
13058 * dwarf2.h (DW_CIE_VERSION): Remove.
13059 * dwarf2out.c (DWARF_VERSION): Remove.
13060 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
13061 (output_call_frame_info): Use CIE version 3 for dwarf3,
13062 or if the return register column is out of range for version 1.
13063 (dwarf_stack_op_name): Add all dwarf3 values.
13064 (DEBUG_PUBTYPES_SECTION): New.
13065 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
13066 encoding change for dwarf3.
13067 (output_die) [dw_val_class_die_ref]: Likewise.
13068 (output_compilation_unit_header): Emit correct version for dwarf3.
13069 (output_line_info): Likewise.
13070 (output_pubnames): Update for DWARF_VERSION removal.
13071 (output_aranges): Likewise.
13072 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
13073 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
13074 (dwarf2out_finish): Likewise.
13076 2009-06-11 David Daney <ddaney@caviumnetworks.com>
13078 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
13081 2009-06-11 David Daney <ddaney@caviumnetworks.com>
13084 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
13085 * builtins.c (expand_builtin_unreachable): New function.
13086 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
13087 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
13088 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
13090 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
13091 searching for missing barriers.
13093 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
13095 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
13096 when -fprofile-generate* was passed.
13097 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
13099 2009-06-11 Anthony Green <green@moxielogic.com>
13101 * config/moxie/moxie.md: Define length attribute for all instructions.
13103 (*b<cond:code>): Support limited branch ranges for new PC-relative
13104 branch instructions.
13105 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
13107 2009-06-11 Jakub Jelinek <jakub@redhat.com>
13109 * config/i386/i386.c (min_insn_size): Use get_attr_length
13110 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
13111 For __asm return 0.
13113 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
13114 instead of emit_insn_before.
13116 2009-06-10 Ian Lance Taylor <iant@google.com>
13119 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
13122 2009-06-10 Revital Eres <eres@il.ibm.com>
13124 * passes.c (init_optimization_passes): Reschedule
13125 predictive-commoning pass before complete unroll pass.
13127 2009-06-10 Martin Jambor <mjambor@suse.cz>
13129 * cgraph.c (cgraph_node_can_be_local_p): New function.
13130 (cgraph_make_node_local): New function.
13131 * cgraph.h (cgraph_node_can_be_local_p): Declare.
13132 (cgraph_make_node_local): Declare.
13134 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
13136 * tree.h (tree_base): Add packed_flag and user_align fields.
13137 Decrease size of spare field.
13138 (TYPE_USER_ALIGN): Use user_align from tree_base.
13139 (DECL_USER_ALIGN): Likewise.
13140 (TYPE_PACKED): Use packed_flag from tree_base.
13141 (DECL_PACKED): Likewise.
13142 (tree_type): Delete packed_flag and user_align fields. Widen
13143 precision field. Widen mode field and shuffle fields to align
13144 mode on an 8-bit boundary.
13145 (tree_decl_common): Delete decl_flag_1 and user_align fields.
13146 Renumber decl_flag_* fields. Fix comments. Widen
13147 decl_common_unused field.
13148 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
13149 (DECL_EXTERNAL): Likewise.
13150 (DECL_BIT_FIELD): Likewise.
13151 (DECL_NONADDRESSABLE_P): Likewise.
13152 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
13153 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
13155 2009-06-10 Ian Lance Taylor <iant@google.com>
13157 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
13158 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
13159 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
13160 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
13161 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
13162 DEF_VEC_ALLOC_FUNC_P.
13163 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
13164 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
13165 DEF_VEC_ALLOC_FUNC_O.
13166 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
13167 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
13168 DEF_VEC_ALLOC_FUNC_I.
13169 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
13170 (vec_stack_p_reserve_exact_1): Declare.
13171 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
13172 (vec_stack_free): Declare.
13173 (VEC_stack_alloc): Define.
13174 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
13175 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
13176 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
13177 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
13179 (stack_vecs): New static variable.
13180 (vec_stack_p_reserve_exact_1): New function.
13181 (vec_stack_o_reserve_1): New static function.
13182 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
13183 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
13184 (vec_stack_free): New function.
13185 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
13186 (VEC_df_ref_stack_alloc): Define.
13187 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
13188 DEF_VEC_ALLOC_P_STACK.
13189 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
13190 (struct df_collection_rec): Change _vec fields to VEC. Remove
13192 (df_free_collection_rec): Adjust for new fields.
13193 (df_insn_rescan): Use new df_collection_rec fields.
13194 (df_notes_rescan, df_canonize_collection_rec): Likewise.
13195 (df_ref_create_structure, df_ref_record): Likewise.
13196 (df_get_conditional_uses, df_get_call_refs): Likewise.
13197 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
13198 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
13199 (df_record_exit_block_uses, df_bb_verify): Likewise.
13200 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
13201 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
13202 Remove count parameter. Change return type to void. Change all
13204 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
13205 Remove count parameter. Change return type to void. Change all
13207 (df_install_refs): Change old_vec parameter to VEC. Remove count
13208 parameter. Change all callers.
13209 (df_install_mws): Change old_vec parameter to VEC. Remove count
13210 parameter. Change all callers.
13211 (df_refs_verify): Change new_rec parameter to VEC. Change call
13213 (df_mws_verify): Likewise.
13215 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
13217 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
13219 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
13221 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
13223 2009-06-10 Anthony Green <green@moxielogic.com>
13225 * config/moxie/crti.asm: New file.
13226 * config/moxie/crtn.asm: New file.
13227 * config/moxie/moxie.c: New file.
13228 * config/moxie/moxie.h: New file.
13229 * config/moxie/sfp-machine.h: New file.
13230 * config/moxie/moxie-protos.h: New file.
13231 * config/moxie/t-moxie: Created.
13232 * config/moxie/t-moxie-softfp: Created.
13233 * config/moxie/moxie.md: Created.
13234 * config/moxie/constraints.md: Created.
13235 * config.gcc: Add moxie support.
13236 * doc/md.texi (Machine Constraints): Add moxie constraints.
13237 * doc/contrib.texi (Contributors): Mention moxie port.
13238 * doc/install.texi (Specific): Mention the moxie port.
13240 2009-06-09 Ian Lance Taylor <iant@google.com>
13242 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
13243 compiling with C++.
13244 * optabs.c (optab_table): Only use designated initializers if
13245 HAVE_DESIGNATED_INITIALIZERS is defined.
13246 (convert_optab_table): Likewise.
13247 (init_optabs): Always call init_insn_codes if
13248 HAVE_DESIGNATED_INITIALIZERS is not defined.
13250 2009-06-09 Ian Lance Taylor <iant@google.com>
13252 * targhooks.c (default_builtin_vectorized_function): Change fn
13253 parameter to unsigned int.
13254 (default_builtin_vectorized_conversion): Change code parameter to
13256 (default_builtin_reciprocal): Change fn parameter to unsigned int.
13257 * targhooks.h: Update declarations.
13258 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
13259 parameter to unsigned int.
13261 * c-typeck.c (comptypes_check_enum_int): New static function.
13262 (comptypes_internal): Add enum_and_int_p parameter. Change all
13264 (comp_target_types): Add location parameter. Change all callers.
13265 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
13266 Change all callers.
13267 (function_types_compatible_p, type_lists_compatible_p): Likewise.
13268 (build_conditional_expr): Add colon_loc parameter. Change all
13270 (convert_for_assignment): Add location parameter. Change all callers.
13271 * c-parser.c (c_parser_conditional_expression): Pass location of
13272 colon to build_conditional_expr.
13273 * c-tree.h (build_conditional_expr): Update declaration.
13275 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
13277 * graphite.c: Revert previous patch.
13279 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
13282 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
13284 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
13286 * tree-ssa-loop-prefetch.c
13287 (loop_prefetch_arrays): Fixed a portability problem in printf format
13290 2009-06-09 Martin Jambor <mjambor@suse.cz>
13292 PR tree-optimization/40351
13293 * tree-sra.c (propagate_subacesses_accross_link): Check that a
13294 refrence to a potential artifical subaccess can be constructed.
13296 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
13298 * config/sh/sh-protos.h (sh_optimization_options): Declare.
13299 (sh_override_options): Likewise.
13300 * config/sh/sh.c: Include params.h.
13301 (sh_optimization_options): New.
13302 (sh_override_options): Likewise.
13303 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
13304 (OVERRIDE_OPTIONS): Use sh_override_options.
13306 2009-06-08 Jakub Jelinek <jakub@redhat.com>
13308 * dwarf2out.c (emit_cfa_remember): New variable.
13309 (add_fde_cfi): If emit_cfa_remember, recurse to add
13310 DW_CFA_remember_state first.
13311 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
13312 instead just set emit_cfa_remember.
13314 2009-06-08 Jan Hubicka <jh@suse.cz>
13317 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
13319 2009-06-08 Jan Hubicka <jh@suse.cz>
13321 PR middle-end/39834
13322 * cgraphunit.c (save_inline_function_body): Do not copy transform
13323 hooks for saved inline bodies.
13324 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
13325 for given function.
13327 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
13329 * jump.c (returnjump_p): Handle delayed branches. Add missing
13332 2009-06-08 Jan Hubicka <jh@suse.cz>
13334 PR middle-end/40102
13335 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
13336 original node might've been modified.
13337 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
13339 2009-06-08 Jakub Jelinek <jakub@redhat.com>
13341 * tree-object-size.c (addr_object_size): Add OSI argument.
13342 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
13343 (compute_builtin_object_size, expr_object_size): Adjust callers.
13344 (plus_stmt_object_size): Call addr_object_size instead of
13345 compute_builtin_object_size.
13347 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
13348 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13350 * tree-ssa-loop-prefetch.c
13351 (gather_memory_references): Introduced a counter for the number of
13353 (anything_to_prefetch_p): Introduced a counter for the number of
13355 (is_loop_prefetching_profitable): New function with a cost model
13357 (loop_prefetch_arrays): Use the new cost model to determine if
13358 prefetching is profitable.
13359 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
13360 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
13361 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
13362 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
13363 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
13364 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
13366 2009-06-08 Michael Matz <matz@suse.de>
13369 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
13370 partitions use the same.
13371 (expand_one_var): Deal with DECL_RTL sometimes begin set also
13372 for basevars of SSA_NAMEs.
13373 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
13374 to not expand them twice.
13375 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
13378 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
13380 * common.opt (fcompare-debug=, fcompare-debug-second): New.
13381 (fdump-final-insns=, gtoggle): New.
13382 * doc/invoke.texi: Document them.
13383 * final.c (rest_of_clean_state): Dump final insn stream.
13384 * gcc.c (invoke_as): Hook in -fcompare-debug.
13385 (static_spec_functions): Add compare-debug-dump-opt,
13386 compare-debug-self-opt and compare-debug-auxbase-opt.
13387 (compare_debug, compare_debug_second, compare_debug_opt): New.
13388 (switches_debug_check, n_switches_debug_check): New.
13389 (debug_auxbase_opt, debug_check_temp_file): New.
13390 (process_command): Handle -fno-compare-debug, -fcompare-debug and
13392 (do_self_spec): Handle arguments after switches.
13393 (do_spec_1): Add .gk extension to temp file basenames for compare.
13394 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
13395 (cc1_options): Use it instead of normal auxbase computation for
13396 the second compare-debug compilation.
13397 (compare_files): New.
13398 (main): Set up and implement compare debug mode.
13399 (compare_debug_dump_opt_spec_function): New.
13400 (compare_debug_self_opt_spec_function): New.
13401 (compare_debug_auxbase_opt_spec_function): New.
13402 * toplev.c (process_options): Handle flag_gtoggle,
13403 flag_dump_final_insns.
13404 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
13405 during -fcompare-debug-second compilation.
13407 2009-06-07 Ian Lance Taylor <iant@google.com>
13409 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
13410 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
13412 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
13413 with no default node. Change warning with %H to warning_at.
13414 Don't clear warn_switch around case checking.
13415 * doc/invoke.texi (Warning Options): Clarify distinction between
13416 -Wswitch and -Wswitch-enum.
13418 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13420 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
13422 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13424 * gbl-ctors.h: Add header guard.
13426 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13428 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
13429 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
13430 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
13431 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
13432 prototypes for removed functions.
13433 (expressions_equal_p): Move to ...
13434 * tree-ssa-sccvn.h: ... here and ...
13435 * matrix-reorg.c: ... adjust includes.
13437 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13439 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
13441 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13443 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
13444 (finish_function): Remove erroneous whitespace.
13446 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13448 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
13449 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
13451 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13453 * errors.c (internal_error): Commentary typo fix.
13454 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
13455 * tree-ssa-pre.c: Ditto.
13457 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13459 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
13460 them is supposed to hold actual statements.
13462 2009-06-06 Ian Lance Taylor <iant@google.com>
13464 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
13465 empty statements can now have attributes.
13467 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
13469 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
13470 * config/mips/mips.md: Ditto.
13472 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
13474 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
13476 (__eabi_uconvert): Likewise.
13478 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
13480 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
13481 CFI_* definitions with IN_GCC.
13483 2009-06-05 David Edelsohn <edelsohn@gnu.org>
13485 * xcoffout.h (xcoffout_source_line): Update prototype.
13487 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13489 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
13490 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
13492 2009-06-05 Jakub Jelinek <jakub@redhat.com>
13494 PR middle-end/40340
13495 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
13496 inlined_function_outer_scope_p blocks for artificial inlines
13498 * tree.c (tree_nonartificial_location): Rewrite using
13499 block_nonartificial_location.
13501 2009-06-05 Revital Eres <eres@il.ibm.com>
13502 Leehod Baruch <leehod@il.ibm.com>
13504 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
13505 (expand_expr_real_1): Remove comment.
13506 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
13507 Vectorize misaligned access when the target supports it.
13508 (vect_supportable_dr_alignment): Check for unaligned access support.
13509 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
13512 2009-06-05 Julian Brown <julian@codesourcery.com>
13514 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
13515 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
13517 2009-06-05 Richard Guenther <rguenther@suse.de>
13520 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
13521 as possibly unused.
13523 2009-06-05 Jakub Jelinek <jakub@redhat.com>
13525 * config/s390/s390.c (global_not_special_regno_p): New static inline.
13526 (save_gprs): Don't tell unwinder when a global register is saved.
13527 (s390_emit_epilogue): Emit needed epilogue unwind info.
13529 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
13531 * dwarf2out.c (deferred_asm_name): New.
13532 (add_name_and_src_coords_attributes): Defer creation of
13533 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
13535 (move_linkage_attr): New.
13536 (dwarf2out_finish): Revisit deferrals and emit attributes at the
13539 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
13541 * tree-nested.c (finalize_nesting_tree_1): Declare the
13542 frame_decl in the binding tree.
13544 2009-06-04 Cary Coutant <ccoutant@google.com>
13546 * basic-block.h (struct basic_block_def): Add discriminator field.
13547 * dbxout.c (dbxout_source_line): Add new parameter. Change all
13549 * debug.c (do_nothing_debug_hooks): Add additional entry.
13550 (debug_nothing_int_charstar_int): New function.
13551 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
13552 (debug_nothing_int_charstar_int): New declaration.
13553 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
13554 discriminator value in .loc directive.
13555 * final.c (last_discriminator): New variable.
13556 (discriminator): New variable.
13557 (final_start_function): Initialize above variables, pass current
13558 discriminator to debug hook.
13559 (notice_source_line): Check for discriminator change.
13560 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
13561 * sdbout.c (sdbout_source_line): New parameter.
13562 * tree-cfg.c (struct locus_discrim_map): New structure type.
13563 (discriminator_per_locus): New hash table.
13564 (build_gimple_cfg): Allocate and free discriminator hash table.
13565 (make_edges): Call assign_discriminator.
13566 (locus_map_hash): New function.
13567 (locus_map_eq): New function.
13568 (next_discriminator_for_locus): New function.
13569 (same_line_p): New function.
13570 (assign_discriminator): New function.
13571 (make_cond_expr_edges): Call assign_discriminator.
13572 (make_gimple_switch_edges): Likewise.
13573 (first_non_label_stmt): New function.
13574 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
13576 * xcoffout.c (xcoffout_source_line): Add new parameter.
13578 * configure.ac (gcc_cv_as_discriminator): New configury check for
13579 gas support for discriminator.
13580 * configure: Regenerate.
13581 * config.in: Regenerate.
13583 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13585 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
13586 val after checking for integers.
13588 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
13590 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
13592 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
13593 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
13594 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
13595 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
13596 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
13597 X64_SSE_REGPARM_MAX.
13598 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
13599 X64_SSE_REGPARM_MAX.
13601 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
13603 * gcc.c (report_times_to_file): New.
13604 (execute): Implement it.
13605 (process_command): Support -time=.
13606 * doc/invoke.texi: Document it.
13608 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
13610 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
13611 that have value exprs.
13613 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
13615 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
13616 declarations for constants until...
13617 (dw2_output_indirect_constant_1): ... this point.
13619 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
13622 * arm.md (arm_addsi3): Don't try to split an add with an
13623 eliminable register until after reload has completed.
13625 2009-06-03 Ian Lance Taylor <iant@google.com>
13627 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
13628 * genattrtab.c (write_length_unit_log): Likewise.
13629 * genchecksum.c (dosum): Likewise.
13630 * gengtype.c (write_rtx_next): Likewise.
13631 (finish_root_table, write_roots): Likewise.
13632 * gimple.c (gimple_ops_offset_): Likewise.
13633 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
13634 * config/arc/arc.c (arc_attribute_table): Likewise.
13635 * config/arm/arm.c (arm_attribute_table): Likewise.
13636 * config/avr/avr.c (avr_attribute_table): Likewise.
13637 * config/crx/crx.c (crx_attribute_table): Likewise.
13638 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
13639 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
13640 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
13641 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
13642 * config/sh/sh.c (sh_attribute_table): Likewise.
13643 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
13644 * config/spu/spu.c (spu_attribute_table): Likewise.
13645 * config/v850/v850.c (v850_attribute_table): Likewise.
13647 * config/alpha/alpha.c (vms_attribute_table): Make static.
13648 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
13649 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
13650 * config/mips/mips.c (mips_attribute_table): Likewise.
13652 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
13654 (cc1-checksum.o): Likewise.
13656 2009-06-03 Steve Ellcey <sje@cup.hp.com>
13658 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
13660 2009-06-03 Jakub Jelinek <jakub@redhat.com>
13662 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
13663 insn if it is changing sp. Use gen_add3_insn instead of
13664 conditionally gen_addsi3 and gen_adddi3.
13665 (offset_below_red_zone_p): New static inline function.
13666 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
13667 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
13668 * config/rs6000/ppc-asm.h: Include auto-host.h.
13669 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
13670 CFI_RESTORE): Define.
13671 * config/rs6000/crtresxgpr.asm: Add unwind info.
13672 * config/rs6000/crtresxfpr.asm: Likewise.
13673 * config/rs6000/crtresgpr.asm: Likewise.
13674 * config/rs6000/crtresfpr.asm: Likewise.
13675 * config/rs6000/crtsavgpr.asm: Likewise.
13676 * config/rs6000/crtsavfpr.asm: Likewise.
13678 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
13679 argument of DWARF2_FRAME_REG_OUT macros.
13681 2009-06-03 Julian Brown <julian@codesourcery.com>
13683 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
13684 words or less (including TImode) in core registers.
13686 2009-06-03 Richard Guenther <rguenther@suse.de>
13688 PR middle-end/40328
13689 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
13691 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
13693 * statistics.c (statistics_counter_event): Do not record event
13694 in pass dump if its number == -1.
13695 (curr_statistics_hash): Add assert that we never get passes
13696 with static number == -1.
13698 2009-06-03 Richard Guenther <rguenther@suse.de>
13699 Andrey Belevantsev <abel@ispras.ru>
13701 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
13702 non-BLKmode arrays addressable.
13704 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
13706 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
13707 * config/m68k/m68k.h: ... here.
13709 2009-06-03 Martin Jambor <mjambor@suse.cz>
13711 PR tree-optimization/40323
13712 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
13715 2009-06-03 Richard Guenther <rguenther@suse.de>
13717 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
13720 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
13722 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
13723 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
13724 JUMP_TABLE_DATA_P where applicable.
13725 * config/sh/sh.c: Ditto.
13726 * config/sh/sh.h: Ditto.
13727 * config/sh/sh.md: Ditto.
13728 * config/sh/symbian.c: Ditto.
13730 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
13732 * config/i386/driver-i386.c (describe_cache): Optimize
13733 concatenation of strings. Use snprintf instead of sprintf.
13734 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
13735 target when not compiling with GCC.
13737 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
13739 * config/sh/sh.c: Revert last change.
13740 (sh_expand_epilogue): Emit a blockage insn before the frame
13741 pointer adjustment unconditionally.
13743 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
13745 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
13746 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
13747 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
13748 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
13749 to COLLECT_GCC_OPTIONS.
13751 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
13753 * collect2.c (target_system_root): New variable.
13754 (main): Handle --sysroot=.
13755 (ignore_library): Strip the sysroot from the library path.
13757 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
13759 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
13760 (collect2.o): Depend on collect2-aix.h.
13761 (collect2-aix.o): New rule.
13762 * collect2-aix.h: New file.
13763 * collect2-aix.c: Likewise.
13764 * collect2.c: Include collect2-aix.h. Don't undefine
13765 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
13766 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
13767 Use TARGET_AIX_VERSION instead of _AIX51.
13768 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
13769 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
13770 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
13771 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
13772 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
13774 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
13776 * collect2.c (ignore_library): Avoid premature post-increment
13777 and null deference.
13779 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
13781 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
13782 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
13783 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
13784 CROSS_DIRECTORY_STRUCTURE too.
13785 (LINK_LIBG_SPEC): Likewise.
13786 (LIB_SPEC): Add %R to sysroot paths.
13787 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
13788 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
13789 * config/rs6000/aix51.h: As for aix43.h.
13790 * config/rs6000/aix52.h: Likewise.
13791 * config/rs6000/aix53.h: Likewise.
13792 * config/rs6000/aix61.h: Likewise.
13793 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
13794 to the beginning of sysroot paths.
13796 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
13798 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
13799 INSN_LISTs that are out of the REG_NOTE range.
13801 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
13803 * loop-unroll.c (struct iv_to_split): Add pointer to next.
13804 (struct var_to_expand): Likewise.
13805 (struct opt_info): Add head and tail for linked lists of the above.
13806 (analyze_insn_to_expand_var): Initialize next.
13807 (analyze_iv_to_split_insn): Likewise.
13808 (analyze_insns_in_loop): Create linked lists.
13809 (allocate_basic_variable): Simplify for use without hash table.
13810 (insert_var_expansion_initialization): Likewise, make it type-safer.
13811 (combine_var_copies_in_loop_exit): Likewise.
13812 (apply_opt_in_copies): Walk lists rather than hash tables.
13813 (release_var_copies): Simplified and inlined by hand into...
13814 (free_opt_info): ... this function.
13816 2009-06-02 Richard Guenther <rguenther@suse.de>
13818 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
13821 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
13823 * cfgexpand.c (gimple_expand_cfg): Discard the source location
13824 only for builtins that are not overridden.
13826 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
13828 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
13831 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
13833 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
13835 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
13837 * combine.c (move_deaths): Compare LUIDs within the same BB only.
13839 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
13841 * common.opt (fdump-unnumbered-links): New.
13842 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
13843 * print-rtl.c (flag_dump_unnumbered_links): New.
13844 (print_rtx): Test it.
13846 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
13848 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
13849 push/pop multiple to 8-byte alignment.
13851 2009-06-01 Jakub Jelinek <jakub@redhat.com>
13853 * config/i386/i386.c (queued_cfa_restores): New static variable.
13854 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
13856 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
13857 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
13858 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
13859 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
13860 note unconditionally.
13861 (ix86_emit_restore_regs_using_mov): Likewise.
13862 (ix86_emit_restore_sse_regs_using_mov): Likewise.
13863 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
13864 it through to ix86_emit_restore_reg_using_pop.
13865 (ix86_emit_leave): Add RED_OFFSET argument. Call
13866 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
13867 instead of adding REG_CFA_OFFSET note unconditionally.
13868 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
13869 the above functions. Call ix86_add_queued_cfa_restore_notes when
13872 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
13873 force output of the label even for dwarf2out_do_cfi_asm.
13874 (add_fde_cfi): If -g2 and above and cfi might change CFA,
13875 force creation of CFI label and chain DW_CFA_set_loc jumping to it
13876 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
13878 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
13879 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
13880 dwarf2out_cfi_label callers.
13881 * tree.h (dwarf2out_cfi_label): Adjust prototype.
13882 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
13883 Adjust dwarf2out_cfi_label callers.
13884 * config/vax/vax.c (vax_output_function_prologue): Likewise.
13886 * config/i386/i386.h (struct machine_cfa_state,
13887 struct machine_function): Guard with ifndef USED_FOR_TARGET
13888 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
13891 * emutls.c (__emutls_get_address): Change arr->size to mean number
13892 of allocated arr->data entries instead of # of slots + 1.
13894 PR middle-end/40316
13895 * recog.c (peep2_reinit_state): New function.
13896 (peephole2_init_state): Use it at the end of a basic block and also
13897 when seeing a RTX_FRAME_RELATED_P insn.
13899 2009-06-01 Steve Ellcey <sje@cup.hp.com>
13901 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
13902 fixuns_truncrfdi2): New.
13903 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
13904 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
13905 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
13906 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
13907 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
13908 *recip_approx): Remove.
13909 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
13910 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
13911 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
13913 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
13916 2009-06-01 Ian Lance Taylor <iant@google.com>
13918 * attribs.c (register_attribute): Use CONST_CAST.
13919 * collect2.c (main): Use CONST_CAST2.
13920 (scan_prog_file): Likewise.
13921 * gcc.c (process_command, main): Likewise.
13922 * toplev.c (toplev_main): Likewise.
13924 * c-typeck.c (handle_warn_cast_qual): New static function,
13925 partially broken out of build_c_cast.
13926 (build_c_cast): Call handle_warn_cast_qual.
13927 * doc/invoke.texi (Warning Options): Document new effect of
13930 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
13932 * diagnostic.c (diagnostic_build_prefix): Always print columns.
13933 (diagnostic_report_current_module): Print columns.
13934 * common.opt (flag_show_column): Enable by default.
13936 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
13938 * alias.c (find_base_term): Check for NULL term before returning.
13940 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
13942 Revert due to PR40320:
13943 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
13944 * calls.c (emit_library_call_value_1): Don't force_operand for move
13947 2009-06-01 Olivier Hainque <hainque@adacore.com>
13948 Eric Botcazou <ebotcazou@adacore.com>
13950 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
13951 to be processed as a bitfield for constructor output purposes.
13952 * output.h (initializer_constant_valid_for_bitfield_p): Declare
13954 * varasm.c (oc_local_state): New type, output_constructor
13955 local state to support communication with helpers.
13956 (oc_outer_state): New type, output_constructor outer state of
13957 relevance in recursive calls.
13958 (output_constructor_array_range): New output_constructor helper,
13959 extracted code for an array range element.
13960 (output_constructor_regular_field): New output_constructor helper,
13961 extracted code for an element that is not a bitfield.
13962 (output_constructor_bitfield): New output_constructor helper,
13963 extracted code for a bitfield element. Accept an OUTER state
13964 argument for recursive processing. Recurse on record or array
13965 CONSTRUCTOR values, possibly past noop conversions.
13966 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
13967 VALUE is a valid constant-valued expression for use in a static
13968 bit-field initializer.
13969 (output_constructor): Rework to use helpers. Accept and honor an
13970 OUTER state argument for recursive calls. Return total size. Be
13971 prepared for nested constructors initializing bitfields.
13972 (output_constant): Feed OUTER in calls to output_constructor.
13974 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
13976 * calls.c (emit_library_call_value_1): Don't force_operand for move
13979 2009-06-01 Nick Clifton <nickc@redhat.com>
13981 * doc/invoke.texi (IA-64 Options): Fix typo.
13983 2009-06-01 Ira Rosen <irar@il.ibm.com>
13985 PR tree-optimization/39129
13986 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
13988 (vect_do_peeling_for_loop_bound): Use
13989 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
13990 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
13991 (vect_loop_versioning): Likewise.
13992 (vect_create_cond_for_alias_checks): Fix indentation.
13993 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
13995 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
13996 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
13997 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
13998 "control flow in loop".
13999 (vect_estimate_min_profitable_iters): Use
14000 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
14001 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
14002 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
14003 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
14004 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
14005 statement belongs to a group of strided accesses with the exact code
14007 (vectorizable_load): Likewise.
14008 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
14009 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
14011 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
14013 * config/freebsd-stdint.h: New file.
14014 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
14015 Add freebsd-stdint.h to tm_file.
14017 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
14019 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
14020 (thumb2_extendhidi2): Likewise.
14022 2009-05-31 Ian Lance Taylor <iant@google.com>
14024 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
14026 2009-05-31 Ian Lance Taylor <iant@google.com>
14028 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
14029 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
14030 (ipa-reference.o): Depend upon gt-ipa-reference.h.
14032 2009-05-31 Jason Merrill <jason@redhat.com>
14034 * tree-pretty-print.c (print_call_name): Take the callee, not the
14035 call itself. Make non-static. Use dump_function_name for functions.
14036 (dump_generic_node): Adjust.
14037 * diagnostic.h: Declare print_call_name.
14038 * gimple-pretty-print.c (dump_gimple_call): Use it.
14040 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
14042 * config/sh/sh.md (ashldi3_std): New define_expand.
14045 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
14048 * config/sh/sh.c: Include debug.h.
14049 (sh_expand_epilogue): Emit a blockage insn before the frame
14050 pointer adjustment also when dwarf2out_do_frame returns true.
14052 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
14054 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
14055 (thumb2_extendqidi2): New pattern.
14057 2009-05-31 Ira Rosen <irar@il.ibm.com>
14059 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
14060 mark phis for renaming.
14061 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
14062 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
14063 Call mark_sym_for_renaming.
14064 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
14065 * tree-vect-loop.c (vect_transform_loop): Remove
14066 vect_memsyms_to_rename initialization and a call to
14067 mark_set_for_renaming.
14069 2009-05-31 Jakub Jelinek <jakub@redhat.com>
14071 PR middle-end/40304
14072 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
14073 frame related even if !set_cfa && style < 0.
14075 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
14077 * config/i386/mingw-tls.c: New file.
14078 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
14079 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
14080 defining _WIN32 but not __CYGWIN__.
14082 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14084 * configure.ac: Add MPC support.
14086 * config.in, configure: Regenerate.
14088 2009-05-29 Richard Henderson <rth@redhat.com>
14090 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
14091 NOTE_INSN_BASIC_BLOCK.
14092 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
14093 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
14094 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
14096 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
14098 (add_cfi): Disable check redefining cfa away from drap.
14099 (lookup_cfa_1): Add remember argument; handle remember/restore.
14100 (lookup_cfa): Pass remember argument.
14101 (cfa_remember): New.
14102 (compute_barrier_args_size_1): Remove sibcall check.
14103 (dwarf2out_frame_debug_def_cfa): New.
14104 (dwarf2out_frame_debug_adjust_cfa): New.
14105 (dwarf2out_frame_debug_cfa_offset): New.
14106 (dwarf2out_frame_debug_cfa_register): New.
14107 (dwarf2out_frame_debug_cfa_restore): New.
14108 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
14109 (dwarf2out_begin_epilogue): New.
14110 (dwarf2out_frame_debug_restore_state): New.
14111 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
14112 DW_CFA_restore_state.
14113 (output_cfi_directive): Likewise.
14114 (convert_cfa_to_fb_loc_list): Likewise.
14115 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
14116 * dwarf2out.h: Update.
14117 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
14118 (copy_insn_1): Early out for null.
14119 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
14120 and dwarf2out_frame_debug_restore_state.
14121 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
14122 (prologue_insn_hash, epilogue_insn_hash): New.
14123 (free_after_compilation): Adjust freeing accordingly.
14124 (record_insns): Create hash table if needed; push insns into
14125 hash instead of array.
14126 (maybe_copy_epilogue_insn): New.
14127 (contains): Search hash table instead of array.
14128 (sibcall_epilogue_contains): Remove.
14129 (thread_prologue_and_epilogue_insns): Split eh_return insns
14130 and mark them as epilogues.
14131 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
14132 scanning in terms of basic blocks.
14133 * insn-notes.def (CFA_RESTORE_STATE): New.
14134 * jump.c (returnjump_p_1): Accept EH_RETURN.
14135 (eh_returnjump_p_1, eh_returnjump_p): New.
14136 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
14137 CFA_REGISTER, CFA_RESTORE): New.
14138 * rtl.def (EH_RETURN): New.
14139 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
14141 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
14142 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
14144 * config/i386/i386.c (gen_push): Update cfa state.
14145 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
14146 add a CFA_ADJUST_CFA note.
14147 (ix86_dwarf_handle_frame_unspec): Remove.
14148 (ix86_expand_prologue): Update cfa state.
14149 (ix86_emit_restore_reg_using_pop): New.
14150 (ix86_emit_restore_regs_using_pop): New.
14151 (ix86_emit_leave): New.
14152 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
14153 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
14154 * config/i386/i386.h (struct machine_cfa_state): New.
14155 (ix86_cfa_state): New.
14156 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
14157 (eh_return_internal): Merge from eh_return_<mode>,
14158 use eh_return rtx, split w/ epilogue.
14160 2009-05-29 Ian Lance Taylor <iant@google.com>
14162 * builtins.c (validate_gimple_arglist): Don't use va_arg with
14164 * calls.c (emit_library_call_value_1): Likewise.
14166 * c-typeck.c (c_build_va_arg): New function.
14167 * c-tree.h (c_build_va_arg): Declare.
14168 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
14169 instead of build_va_arg.
14171 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
14173 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
14174 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
14175 (ptr_difference_cost): Use affine combinations to compute it.
14176 (difference_cost): Likewise.
14177 (get_computation_cost_at): Compute more accurate cost for addresses
14178 if the ratio is a multiplier allowed in addresses.
14179 For non-addresses, consider that an additional offset or symbol is
14182 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14184 * config/i386/i386.c (ix86_decompose_address): Avoid useless
14185 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
14187 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
14188 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
14189 (prefix_rex): For UNIT_MMX don't imply the prefix by default
14191 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
14192 to 1 for TYPE_SSE{IADD1,CVT1}.
14193 (prefix_vex_imm8): Removed.
14194 (length_vex): Only pass 1 as second argument to
14195 ix86_attr_length_vex_default if prefix_extra is 0.
14196 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
14197 (length): For prefix vex computation use length_immediate
14198 attribute instead of prefix_vex_imm8.
14199 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
14200 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
14201 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
14202 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
14203 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
14204 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
14205 a space in between the operands.
14206 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
14207 if one operand is 0xff and the other one si, di, bp or sp.
14208 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
14209 other one si, di, bp or sp.
14210 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
14211 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
14212 type and mode attributes.
14213 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
14214 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
14215 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
14216 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
14217 prefix_data16 attribute iff MODE_DF.
14218 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
14219 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
14220 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
14221 constm128_operand in length_immediate computation.
14222 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
14223 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
14224 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
14225 length_immediate attribute to 1.
14226 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
14227 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
14228 for certain alternatives.
14229 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
14230 prefix_data16 attribute if MODE_V1DF.
14231 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
14232 length_immediate to 1.
14233 (set_got_rex64, set_rip_rex64): Remove length attribute, set
14234 length_address to 4, set mode attribute to MODE_DI.
14235 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
14236 (fxam<mode>2_i387): Set length attribute to 4.
14237 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
14238 *prefetch_3dnow_rex): Override length_address attribute.
14239 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
14241 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
14242 (constm128_operand): Removed.
14243 * config/i386/i386.c (memory_address_length): For
14244 disp && !index && !base in 64-bit mode account for SIB byte if
14245 print_operand_address can't optimize disp32 into disp32(%rip)
14246 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
14247 for fs: or gs: segment.
14248 (ix86_attr_length_immediate_default): When checking if shortform
14249 is possible, truncate immediate to the length of the non-shortened
14251 (ix86_attr_length_address_default): Ignore MEM_P operands
14253 (ix86_attr_length_vex_default): Only check for DImode on
14254 GENERAL_REG_P operands.
14255 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
14256 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
14257 (sse_cvttps2pi): Clear prefix_rep attribute.
14258 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
14260 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
14261 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
14262 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
14263 iff operand 2 is const_int_operand.
14264 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
14265 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
14266 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
14268 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
14270 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
14271 prefix_data16 attribute for movlpd and movhpd instructions.
14272 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
14273 length_immediate for shufpd instruction.
14274 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
14275 (avx_cmpp<avxmodesuffixf2c><mode>3,
14276 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
14277 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
14278 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
14279 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
14280 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
14281 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
14282 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
14283 prefix_data16 attribute for the first alternative to 1.
14284 (*avx_loadlps): Override length_immediate for the first alternative.
14285 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
14286 attributes for second alternative.
14287 (*vec_concatv2sf_sse4_1): Override length_immediate and
14288 prefix_data16 attributes for second alternative.
14289 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
14290 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
14291 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
14292 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
14293 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
14294 prefix_data16 and length_immediate to 1.
14295 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
14297 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
14298 prefix_extra attribute for variants that don't have 0f prefix alone.
14299 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
14300 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
14301 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
14302 *sse4_1_pextrd): Set length_immediate to 1.
14303 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
14304 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
14306 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
14307 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
14308 length_immediate to 1 for second alternative.
14309 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
14310 prefix_extra and length_immediate attributes for the first
14312 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
14314 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
14315 to 1 for the first and third alternative.
14316 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
14318 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
14320 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
14322 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
14323 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
14324 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
14325 *avx_psign<mode>3): Set prefix_extra attribute to 1.
14326 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
14327 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
14328 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
14329 ssse3_psign<mode>3): Override prefix_rex attribute.
14330 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
14331 (ssse3_palignrti): Override length_immediate to 1.
14332 (ssse3_palignrdi): Override length_immediate to 1, override
14333 prefix_rex attribute.
14334 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
14335 (sse4a_extrqi): Override length_immediate to 2.
14336 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
14337 (sse4a_insertq): Override prefix_data16 to 0.
14338 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
14339 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
14340 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
14341 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
14342 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
14343 and length_immediate to 1.
14344 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
14345 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
14346 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
14347 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
14348 and length_immediate to 1.
14349 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
14350 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
14351 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
14352 avx_ptest256): Override prefix_extra to 1.
14353 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
14354 Override prefix_data16 and length_immediate to 1.
14355 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
14356 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
14357 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
14358 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
14359 prefix_data16 to 0 and prefix_extra to 2.
14360 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
14361 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
14363 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
14364 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
14365 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
14366 and prefix_extra to 2.
14367 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
14368 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
14369 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
14370 avx_vpermilvar<mode>3,
14371 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
14372 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
14373 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
14374 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
14375 Override prefix_extra to 1.
14376 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
14377 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
14378 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
14379 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
14380 prefix_extra and length_immediate to 1.
14381 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
14383 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
14384 to 1 for the first alternative.
14385 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
14386 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
14388 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
14389 *movv2sf_internal_avx, *movv2sf_internal): Override
14390 prefix_rep attribute for certain alternatives.
14391 (*mov<mode>_internal): Override prefix_rep or prefix_data16
14392 attributes for certain alternatives.
14393 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
14394 attributes for certain alternatives.
14395 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
14396 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
14397 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
14398 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
14399 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
14400 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
14401 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
14402 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
14403 length_immediate to 1 if operand 2 is const_int_operand.
14404 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
14405 *vec_extractv2si_1): Set length_immediate attribute to 1.
14406 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
14407 using old 3DNOW insn rather than SSE/3DNOW_A.
14408 (mmx_emms, mmx_femms): Clear modrm attribute.
14410 2009-05-29 Martin Jambor <mjambor@suse.cz>
14412 * tree-sra.c: New implementation of SRA.
14414 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
14415 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
14416 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
14417 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
14418 (SRA_MAX_STRUCTURE_COUNT): Removed.
14419 (SRA_FIELD_STRUCTURE_RATIO): Removed.
14420 * doc/invoke.texi (sra-max-structure-size): Removed.
14421 (sra-field-structure-ratio): Removed.
14423 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14425 PR middle-end/40291
14426 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
14429 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
14431 PR rtl-optimization/40101
14432 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
14433 seqno. Adjust comment.
14434 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
14435 inserting bookkeeping before a jump, the jump is not scheduled.
14436 When no positive seqno found, provide a value. Add comment.
14438 2009-05-29 Richard Guenther <rguenther@suse.de>
14440 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
14441 short-cutting on the first component.
14443 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14445 PR middle-end/39958
14446 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
14447 for trees other than decls/types.
14449 2009-05-29 Richard Guenther <rguenther@suse.de>
14451 * tree-ssa-operands.c (get_expr_operands): Do not handle
14452 INDIRECT_REFs in the handled-component case. Remove
14453 unused get_ref_base_and_extent case.
14454 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
14455 tree_low_cst and host_integerp where possible.
14456 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
14457 codes for equivalence.
14458 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
14460 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
14462 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
14463 to tmake_file for i[34567]86-*-cygwin*.
14465 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14468 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
14469 (altivec_categorize_keyword, init_vector_keywords,
14470 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
14473 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
14475 * tree.c (handle_dll_attribute): Check if node is
14476 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
14478 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
14480 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
14482 (thumb2_zero_extendqidi2): Likewise.
14484 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
14486 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
14487 instead of gen_movrt.
14488 * config/sh/sh.md (movrt): Remove.
14490 2009-05-28 Steve Ellcey <sje@cup.hp.com>
14492 * doc/invoke.texi (IA-64 Options):
14493 Add -msdata, -mfused-madd, -mno-inline-float-divide,
14494 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
14495 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
14496 -msched-prefer-non-control-spec-insns,
14497 -msched-stop-bits-after-every-cycle,
14498 -msched-count-spec-in-critical-path,
14499 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
14500 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
14501 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
14502 and -msched-spec-verbose.
14504 2009-05-28 Joseph Myers <joseph@codesourcery.com>
14506 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
14507 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
14509 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
14511 2009-05-28 Richard Guenther <rguenther@suse.de>
14513 * tree-ssa-alias.c (ao_ref_init): New function.
14514 (ao_ref_base): Likewise.
14515 (ao_ref_base_alias_set): Likewise.
14516 (ao_ref_alias_set): Likewise.
14517 (refs_may_alias_p_1): Change signature.
14518 (refs_may_alias_p): Adjust.
14519 (refs_anti_dependent_p): Likewise.
14520 (refs_output_dependent_p): Likewise.
14521 (call_may_clobber_ref_p_1): Change signature.
14522 (call_may_clobber_ref_p): Adjust.
14523 (stmt_may_clobber_ref_p_1): New function split out from ...
14524 (stmt_may_clobber_ref_p): ... here.
14525 (maybe_skip_until): Adjust signature.
14526 (get_continuation_for_phi): Likewise.
14527 (walk_non_aliased_vuses): Likewise.
14528 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
14529 (ao_ref_init): Declare.
14530 (ao_ref_base): Likewise.
14531 (ao_ref_alias_set): Likewise.
14532 (stmt_may_clobber_ref_p_1): Likewise.
14533 (walk_non_aliased_vuses): Adjust.
14534 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
14535 (get_ref_from_reference_ops): remove.
14536 (vn_reference_lookup_2): Adjust signature.
14537 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
14538 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
14539 (vn_reference_lookup): Adjust.
14540 (vn_reference_insert): Likewise.
14541 (vn_reference_insert_pieces): Adjust signature.
14542 (visit_reference_op_call): Adjust.
14543 * tree-ssa-pre.c (get_expr_type): Simplify.
14544 (phi_translate_1): Adjust.
14545 (compute_avail): Likewise.
14546 (translate_vuse_through_block): Do not re-build trees.
14547 (value_dies_in_block_x): Likewise.
14548 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
14550 (vn_reference_lookup_pieces): Adjust declaration.
14551 (vn_reference_insert_pieces): Likewise.
14553 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
14555 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
14556 with checking disabled.
14558 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
14562 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
14563 macro definition for support of three-operand format aligned
14564 .comm directive in assembler on cygwin/pe/mingw target OS.
14565 * configure: Regenerate.
14566 * config.h: Regenerate.
14568 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
14569 aligned form of .comm directive if -mpe-aligned-commons is in effect.
14570 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
14572 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
14573 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
14575 2009-05-28 Ira Rosen <irar@il.ibm.com>
14577 PR tree-optimization/40254
14578 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
14579 in analysis of basic blocks.
14581 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
14583 PR middle-end/33699
14584 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
14585 * target-def.h (TARGET_CONST_ANCHOR): New macro.
14586 (TARGET_INITIALIZER): Use it.
14587 * cse.c (CHEAPER): Move it up to the other macros.
14588 (insert): Rename this ...
14589 (insert_with_costs): ... to this. Add cost parameters. Update
14591 (insert): New function. Call insert_with_costs.
14592 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
14593 find_reg_offset_for_const, try_const_anchors): New functions.
14594 (cse_insn): Call try_const_anchors. Adjust cost of src_related
14595 when using a const-anchor. Call insert_const_anchors.
14596 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
14597 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
14599 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
14601 * tree-inline.c (remap_decls): Enable nonlocalized variables
14602 when not optimizing.
14604 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
14606 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
14607 Simplify other tests involving optimize.
14609 2009-05-27 Tom Tromey <tromey@redhat.com>
14611 * unwind-dw2.c (_Unwind_DebugHook): New function.
14612 (uw_install_context): Call _Unwind_DebugHook.
14614 2009-05-27 Tom Tromey <tromey@redhat.com>
14616 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
14618 2009-05-27 Ian Lance Taylor <iant@google.com>
14620 * Makefile.in (LINKER, LINKER_FLAGS): Define.
14621 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
14622 (ALL_LINKERFLAGS): Define.
14623 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
14624 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
14625 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
14626 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
14627 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
14628 $(LINKER_FOR_BUILD).
14629 (build/gcov-iov$(build_exeext)): Likewise.
14631 2009-05-27 Julian Brown <julian@codesourcery.com>
14633 * gcse.c (target.h): Include.
14634 (can_assign_to_reg_without_clobbers_p): Check that the target allows
14635 copy of argument to a pseudo register.
14637 2009-05-27 Diego Novillo <dnovillo@google.com>
14639 * tree-ssa-live.c (dump_scope_block): Document arguments.
14640 (dump_scope_blocks): Document.
14641 (debug_scope_blocks): New.
14642 * tree-flow.h (debug_scope_blocks): Declare.
14644 2009-05-21 Denis Chertykov <denisc@overta.ru>
14646 * doc/contrib.texi (Contributors): Add myself to the list.
14648 2009-05-27 Olivier Hainque <hainque@adacore.com>
14650 * expr.c (target_align): New function. Alignment the TARGET of an
14651 assignment may be assume to have.
14652 (highest_pow2_factor_for_target): Use it instead of relying on
14653 immediate tree attributes of TARGET, not necessarily honored when
14654 intermediate bitfields are involved.
14656 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
14659 * config/i386/driver-i386.c (host_detect_local_cpu): Support
14660 AVX, SSE4, AES, PCLMUL and POPCNT.
14662 2009-05-27 Diego Novillo <dnovillo@google.com>
14664 * tree-pretty-print.c (dump_location): New.
14665 (dump_generic_node): Call it.
14666 Factor code to handle BLOCK nodes ...
14667 (dump_block_node): ... here.
14669 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
14671 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
14673 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
14675 * gcc-plugin.h: Include config.h and system.h.
14676 (IN_GCC): Define if not defined.
14678 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
14680 PR middle-end/40249
14681 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
14684 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
14686 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
14688 * config/m32r/m32r.h: Ditto.
14689 * config/m32r/m32r.md: Ditto.
14690 * config/m32r/predicates.md: Ditto.
14692 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
14694 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
14696 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
14699 (Loading plugins): typo.
14700 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
14701 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
14702 (Interacting with the GCC Garbage Collector): Added new section.
14703 (Giving information about a plugin): Added new section for
14705 * ggc.h (ggc_register_root_tab): Added declaration.
14706 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
14707 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
14708 (register_callback): Improved comment in declaration.
14709 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
14710 (extra_root_vec) Added static variable for dynamic roots registration.
14711 (ggc_register_root_tab) Added new routine.
14712 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
14713 PLUGIN_GGC_MARKING event.
14714 * ggc-zone.c: Include plugin.h.
14715 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
14716 * ggc-page.c: Include plugin.h.
14717 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
14718 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
14719 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
14720 (register_callback): check lack of callbacks for
14721 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
14722 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
14723 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
14724 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
14725 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
14726 dependency on plugin.h.
14727 (plugin.o): Added dependency on ggc.h...
14729 2009-05-26 Richard Guenther <rguenther@suse.de>
14731 PR middle-end/40248
14733 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
14734 with mismatched comparison modes.
14736 * expr.c (expand_expr_real_1): Expand the operand of a
14737 VIEW_CONVERT_EXPR in its natural mode.
14739 2009-05-26 Ian Lance Taylor <iant@google.com>
14741 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
14742 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
14743 (ALL_COMPILERFLAGS): Define.
14744 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
14745 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
14746 (collect2$(exeext), collect2.o): Likewise.
14747 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
14748 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
14749 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
14750 (libbackend.o, intl.o, cppdefault.o): Likewise.
14751 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
14752 (build/%.o): Use $(COMPILER_FOR_BUILD).
14753 (build/gen%$(build_exeext)): Likewise.
14754 (build/gcov-iov$(build_exeext)): LIkewise.
14755 * config/t-darwin (darwin.o): Use $(COMPILER).
14756 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
14757 * config/t-sol2 (sol2-c.o): Likewise.
14758 (sol2.o): Likewise.
14759 * config/t-vxworks (vxworks.o): Likewise.
14760 * config/x-darwin (host-darwin.o): Likewise.
14761 * config/x-hpux (host-hpux.o): Likewise.
14762 * config/x-linux (host-linux.o): Likewise.
14763 * config/x-solaris (host-solaris.o): Likewise.
14764 * config/alpha/x-alpha (driver-alpha.o): Likewise.
14765 * config/arm/t-arm (arm-c.o): Likewise.
14766 * config/arm/t-pe (pe.o): Likewise.
14767 * config/arm/t-wince-pe (pe.o): Likewise.
14768 * config/i386/t-cygming (winnt.o): Likewise.
14769 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
14770 * config/i386/t-cygwin (cygwin1.o): Likewise.
14771 (cygwin2.o): Likewise.
14772 * config/i386/t-i386 (i386-c.o): Likewise.
14773 * config/i386/t-interix (winnt.o): Likewise.
14774 * config/i386/t-netware (netware.o): Likewise.
14775 * config/i386/t-nwld (nwld.o): Likewise.
14776 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
14777 * config/i386/x-i386 (driver-i386.o): Likewise.
14778 * config/i386/x-cygwin (host-cygwin.o): Likewise.
14779 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
14780 * config/ia64/t-ia64 (ia64-c.o): Likewise.
14781 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
14782 * config/mips/x-native (driver-native.o): Likewise.
14783 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
14784 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
14785 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
14786 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
14787 * config/score/t-score-elf (score7.o): Likewise.
14788 (score3.o): Likewise.
14789 * config/sh/t-sh (sh-c.o): Likewise.
14790 * config/sh/t-symbian (sh-c.o): Likewise.
14791 (symbian.o): Likewise.
14792 * config/spu/t-spu-elf (spu-c.o): Likewise.
14793 * config/v850/t-v850 (v850-c.o): Likewise.
14794 * config/v850/t-v850e (v850-c.o): Likewise.
14796 2009-05-26 Richard Guenther <rguenther@suse.de>
14798 PR tree-optimization/40122
14799 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
14800 VECTOR_CSTs if possible.
14801 (fold_gimple_assign): Likewise.
14803 2009-05-26 Richard Guenther <rguenther@suse.de>
14805 PR middle-end/40252
14806 * fold-const.c (fold_binary): Use the correct types for building
14809 2009-05-26 Richard Guenther <rguenther@suse.de>
14811 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
14812 redundant calls to merge_alias_info.
14813 (bump_vector_ptr): Likewise.
14814 * tree-ssa-copy.c (merge_alias_info): Remove.
14815 (replace_exp_1): Remove call to merge_alias_info.
14816 (propagate_tree_value): Likewise.
14817 (fini_copy_prop): Propagate points-to info.
14818 * tree-flow.h (merge_alias_info): Remove.
14820 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
14822 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
14824 2009-05-25 Jan Hubicka <jh@suse.cz>
14826 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
14827 * cgraph.h (struct inline_summary): New filed self_wize,
14828 size_inlining_benefit, self_time and time_inlining_benefit.
14829 (struct cgraph_global_info): Replace insns by time ans size fields.
14830 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
14831 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
14832 (ipcp_update_callgraph): Do not touch function bodies.
14833 * ipa-inline.c: Include except.h
14834 (MAX_TIME): New constant.
14835 (overall_insns): Remove.
14836 (leaf_node_p): New.
14837 (overall_size, max_benefit): New static variables.
14838 (cgraph_estimate_time_after_inlining): New function.
14839 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
14840 (cgraph_clone_inlined_nodes): Update size.
14841 (cgraph_mark_inline_edge): Update size.
14842 (cgraph_estimate_growth): Use size info.
14843 (cgraph_check_inline_limits): Check size.
14844 (cgraph_default_inline_p): Likewise.
14845 (cgraph_edge_badness): Compute badness based on benefit and size cost.
14846 (cgraph_decide_recursive_inlining): Check size.
14847 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
14849 (cgraph_decide_inlining): Likewise.
14850 (cgraph_decide_inlining_incrementally): Likewise; honor
14851 PARAM_EARLY_INLINING_INSNS.
14852 (likely_eliminated_by_inlining_p): New predicate.
14853 (estimate_function_body_sizes): New function.
14854 (compute_inline_parameters): Use it.
14855 * except.c (must_not_throw_labels): New function.
14856 * except.h (must_not_throw_labels): Declare.
14857 * tree-inline.c (init_inline_once): Kill inlining_weigths
14858 * tree-ssa-structalias.c: Avoid uninitialized warning.
14859 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
14860 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
14861 (PARAM_INLINE_CALL_COST): Remove.
14862 (PARAM_EARLY_INLINING_INSNS): New.
14864 2009-05-25 Richard Guenther <rguenther@suse.de>
14866 PR tree-optimization/36327
14867 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
14868 callback for reference translation or lookup at the point of may-defs.
14869 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
14870 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
14871 for union COMPONENT_REFs.
14872 (vn_reference_lookup_3): New callback. Lookup from memset
14873 and CONSTRUCTOR assignment, translate through struct copies.
14874 (vn_reference_lookup_pieces): Make sure to not free the
14875 passed operands array. Adjust walk_non_aliased_vuses call.
14876 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
14877 make sure we do not leak memory.
14879 2009-05-25 Richard Guenther <rguenther@suse.de>
14881 * tree-ssa-alias.h (dump_points_to_solution): Declare.
14882 * tree-inline.c (expand_call_inline): Reset the escaped and
14883 callused solutions.
14884 * tree-ssa-structalias.c (pass_build_ealias): New.
14885 * tree-pass.h (pass_build_ealias): Declare.
14886 * passes.c (init_optimization_passes): Add PTA during
14887 early optimizations.
14888 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
14889 and CALLUSED solutions.
14890 (dump_points_to_solution): New function, split out from ...
14891 (dump_points_to_info_for): ... here.
14892 * tree-parloops.c (parallelize_loops): Reset the escaped and
14893 callused solutions.
14895 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14898 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
14899 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
14901 2009-05-25 Ira Rosen <irar@il.ibm.com>
14903 PR tree-optimization/40238
14904 * tree-vect-stmts.c (vect_init_vector): Insert initialization
14905 statements after basic block's labels.
14906 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
14907 to free the allocated memory.
14909 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
14911 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
14912 return address with a USE.
14914 2009-05-24 Richard Guenther <rguenther@suse.de>
14916 PR middle-end/40233
14917 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
14918 array type from the main variant of the inner type.
14920 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
14922 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
14923 definition to bool (from int) to un-break build.
14924 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
14926 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
14928 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
14929 discard_stmt_changes): Delete.
14930 * tree-ssa-operands.c (scb_stack): Delete.
14931 (init_ssa_operands): Do not initialize it.
14932 (fini_ssa_operands): Do not free it.
14933 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
14935 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
14936 update_stmt, remove the others. Fix comments.
14937 * tree-dfa.c (optimize_stack_restore): Likewise.
14938 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
14939 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
14940 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
14941 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
14943 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
14944 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
14945 (dom_opt_finalize_block): Likewise, adjusting access to
14947 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
14948 (stmts_to_rescan): Change item type to gimple.
14949 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
14951 2009-05-24 Ira Rosen <irar@il.ibm.com>
14953 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
14954 * tree-pass.h (pass_slp_vectorize): New pass.
14955 * params.h (SLP_MAX_INSNS_IN_BB): Define.
14956 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
14957 * tree-vectorizer.c (timevar.h): Include.
14958 (user_vect_verbosity_level): Declare.
14959 (vect_location): Fix comment.
14960 (vect_set_verbosity_level): Update user_vect_verbosity_level
14961 instead of vect_verbosity_level.
14962 (vect_set_dump_settings): Add an argument. Ignore user defined
14963 verbosity if dump flags require higher level of verbosity. Print to
14964 stderr only for loop vectorization.
14965 (vectorize_loops): Update call to vect_set_dump_settings.
14966 (execute_vect_slp): New function.
14967 (gate_vect_slp): Likewise.
14968 (struct gimple_opt_pass pass_slp_vectorize): New.
14969 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
14970 access its members.
14971 (vec_info_for_bb): New function.
14972 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
14973 (VECTORIZATION_ENABLED): New macro.
14974 (SLP_ENABLED, SLP_DISABLED): Likewise.
14975 (vect_is_simple_use): Add bb_vec_info argument.
14976 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
14977 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
14978 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
14979 vect_schedule_slp, vect_analyze_slp): Likewise.
14980 (vect_analyze_stmt): Add slp_tree argument.
14981 (find_bb_location): Declare.
14982 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
14983 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
14984 (vect_analyze_loop_operations, vect_analyze_loop,
14985 get_initial_def_for_induction, vect_create_epilog_for_reduction,
14986 vect_finalize_reduction, vectorizable_reduction,
14987 vectorizable_live_operation, vect_transform_loop): Likewise.
14988 * tree-data-ref.c (dr_analyze_innermost): Update comment,
14989 skip evolution analysis if analyzing a basic block.
14990 (dr_analyze_indices): Likewise.
14991 (initialize_data_dependence_relation): Skip the test whether the
14992 object is invariant for basic blocks.
14993 (compute_all_dependences): Skip dependence analysis for data
14994 references in basic blocks.
14995 (find_data_references_in_stmt): Don't fail in case of invariant
14996 access in basic block.
14997 (find_data_references_in_bb): New function.
14998 (find_data_references_in_loop): Move code to
14999 find_data_references_in_bb and add a call to it.
15000 (compute_data_dependences_for_bb): New function.
15001 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
15002 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
15004 (vect_analyze_data_ref_dependence): Check for interleaving in case of
15005 unknown dependence in basic block and fail in case of dependence in
15007 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
15008 dependence instances from either loop or basic block vectorization
15010 (vect_compute_data_ref_alignment): Check if it is loop vectorization
15011 before calling nested_in_vect_loop_p.
15012 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
15013 dependence instances from either loop or basic block vectorization
15015 (vect_verify_datarefs_alignment): Likewise.
15016 (vect_enhance_data_refs_alignment): Adjust function calls.
15017 (vect_analyze_data_refs_alignment): Likewise.
15018 (vect_analyze_group_access): Fix printing. Skip different checks if
15019 DR_STEP is 0. Keep strided stores either in loop or basic block
15020 vectorization data structure. Fix indentation.
15021 (vect_analyze_data_ref_access): Fix comments, allow zero step in
15023 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
15024 dependence instances from either loop or basic block vectorization
15026 (vect_analyze_data_refs): Update comment. Call
15027 compute_data_dependences_for_bb to analyze basic blocks.
15028 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
15029 case of loop vectorization. In case of basic block vectorization use
15030 data-ref itself as a base.
15031 (vect_create_data_ref_ptr): In case of basic block vectorization:
15032 don't advance the pointer, add new statements before the current
15033 statement. Adjust function calls.
15034 (vect_supportable_dr_alignment): Support only aligned accesses in
15035 basic block vectorization.
15036 * common.opt (ftree-slp-vectorize): New flag.
15037 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
15038 (vect_pattern_recog_1): Likewise.
15039 * tree-vect-stmts.c (process_use): Likewise.
15040 (vect_init_vector): Add new statements in the beginning of the basic
15041 block in case of basic block SLP.
15042 (vect_get_vec_def_for_operand): Adjust function calls.
15043 (vect_finish_stmt_generation): Likewise.
15044 (vectorizable_call): Add assert that it is loop vectorization, adjust
15046 (vectorizable_conversion, vectorizable_assignment): Likewise.
15047 (vectorizable_operation): In case of basic block SLP, take
15048 vectorization factor from statement's type and skip the relevance
15049 check. Adjust function calls.
15050 (vectorizable_type_demotion): Add assert that it is loop
15051 vectorization, adjust function calls.
15052 (vectorizable_type_promotion): Likewise.
15053 (vectorizable_store): Check for outer loop only in case of loop
15054 vectorization. Adjust function calls. For basic blocks, skip the
15055 relevance check and don't advance pointers.
15056 (vectorizable_load): Likewise.
15057 (vectorizable_condition): Add assert that it is loop vectorization,
15058 adjust function calls.
15059 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
15060 that it is not reduction, get vector type, call only supported
15061 functions, skip loop specific parts.
15062 (vect_transform_stmt): Check for outer loop only in case of loop
15064 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
15065 (vect_is_simple_use): Fix comment, add new argument, fix conditions
15066 for external definition.
15067 * passes.c (pass_slp_vectorize): New pass.
15068 * tree-vect-slp.c (find_bb_location): New function.
15069 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
15070 check for patterns only in loops.
15071 (vect_build_slp_tree): Add argument, adjust function calls, fail in
15072 case of multiple types in basic block SLP.
15073 (vect_mark_slp_stmts_relevant): New function.
15074 (vect_supported_load_permutation_p): Fix comment.
15075 (vect_analyze_slp_instance): Add argument. In case of basic block
15076 SLP, take vectorization factor from statement's type, check that
15077 unrolling factor is 1. Adjust function call. Save SLP instance in
15078 either loop or basic block vectorization structure. Return FALSE,
15080 (vect_analyze_slp): Add argument. Get strided stores groups from
15081 either loop or basic block vectorization structure. Return FALSE
15082 if basic block SLP failed.
15083 (new_bb_vec_info): New function.
15084 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
15085 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
15086 (vect_schedule_slp): Add argument. Get SLP instances from either
15087 loop or basic block vectorization structure. Set vectorization factor
15088 to be 1 for basic block SLP.
15089 (vect_slp_transform_bb): New function.
15090 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
15092 2009-05-23 Mark Mitchell <mark@codesourcery.com>
15094 * final.c (shorten_branches): Do not align labels for jump tables.
15095 (final_scan_insn): Use JUMP_TABLE_DATA_P.
15097 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
15099 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
15100 Remove outdated reference to flow.c and fix nits.
15101 * doc/gccint.texi: Tweak RTL description.
15102 * doc/rtl.texi: Likewise.
15104 2009-05-23 Denis Chertykov <chertykov@gmail.com>
15106 * config/avr/avr.c: Change my email address.
15107 * config/avr/avr.h: Likewise.
15108 * config/avr/avr.md: Likewise.
15109 * config/avr/avr-protos.h: Likewise.
15110 * config/avr/libgcc.S: Likewise.
15112 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
15114 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
15115 (spu_split_load, spu_split_store): Change return type to int.
15116 (spu_split_convert): Declare.
15117 * config/spu/predicates.md (spu_mem_operand): Remove.
15118 (spu_mov_operand): Update.
15119 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
15120 * config/spu/spu.c (regno_aligned_for_load): Remove.
15121 (reg_aligned_for_addr, spu_expand_load): Define.
15122 (spu_expand_extv): Reimplement and handle MEM.
15123 (spu_expand_insv): Handle MEM.
15124 (spu_sched_reorder): Handle insn's with length 0.
15125 (spu_legitimate_address_p): Reimplement.
15126 (store_with_one_insn_p): Return TRUE for any mode with size
15127 larger than 16 bytes.
15128 (address_needs_split): Define.
15129 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
15131 (spu_convert_move): Define.
15132 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
15133 (spu_split_store): Change all MEM's to TImode.
15134 (spu_init_expanders): Preallocate registers that correspond to
15135 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
15137 (spu_split_convert): Define.
15138 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
15139 (_move<mode>, _movdi, _movti): Update predicate and condition.
15140 (load, store): Change to define_split.
15141 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
15143 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
15144 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
15145 define_insn_and_split of lshr<mode>3.
15146 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
15147 (<v>ashr<mode>3_imm): Define.
15148 (extv, extzv, insv): Allow MEM operands.
15149 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
15150 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
15151 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
15152 (_spu_convert2): Change to define_insn_and_split and remove the
15153 corresponding define_peephole2.
15154 (stack_protect_set, stack_protect_test, stack_protect_test_si):
15155 Change predicates to memory_operand.
15157 2009-05-22 Mark Mitchell <mark@codesourcery.com>
15159 * config/arm/thumb2.md: Add 16-bit multiply instructions.
15161 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
15163 PR tree-optimization/40219
15164 * tree.c (iterative_hash_expr): Make sure the builtin function is
15165 a normal builtin function and not a front end or back end builtin
15166 before indexing into the built_in_decls array.
15168 2009-05-22 Richard Guenther <rguenther@suse.de>
15170 PR middle-end/38964
15171 * alias.c (write_dependence_p): Do not use TBAA for answering
15172 anti-dependence or output-dependence.
15173 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
15174 (emit_pointer_definition): Remove.
15175 (emit_alias_warning): Likewise.
15176 (find_what_var_points_to): Remove TBAA pruning code.
15177 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
15179 (compute_points_to_sets): Remove code computing the set of
15180 dereferenced pointers.
15181 * tree-data-ref.c (dr_may_alias_p): Properly use the split
15182 oracle for querying anti and output dependencies.
15183 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
15184 if TBAA may be applied.
15185 (refs_anti_dependent_p): New function.
15186 (refs_output_dependent_p): Likewise.
15187 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
15188 (refs_output_dependent_p): Likewise.
15189 * doc/tree-ssa.texi (Memory model): New section.
15190 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
15191 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
15192 * cfgexpand.c (expand_gimple_basic_block): Do not handle
15193 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
15194 * expr.c (expand_expr_real_1): Likewise.
15195 * gimple-low.c (lower_stmt): Likewise.
15196 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
15197 (dump_gimple_cdt): Remove.
15198 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
15199 (gimple_size): Likewise.
15200 (walk_gimple_op): Likewise.
15201 (is_gimple_stmt): Likewise.
15202 (walk_stmt_load_store_addr_ops): Likewise.
15203 (gimple_build_cdt): Remove.
15204 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
15205 * gimple.h (gimple_cdt_new_type): Remove.
15206 (gimple_cdt_new_type_ptr): Likewise.
15207 (gimple_cdt_set_new_type): Likewise.
15208 (gimple_cdt_location): Likewise.
15209 (gimple_cdt_location_ptr): Likewise.
15210 (gimple_cdt_set_location): Likewise.
15211 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
15212 * tree-cfg.c (remove_useless_stmts_1): Do not handle
15213 GIMPLE_CHANGE_DYNAMIC_TYPE.
15214 (verify_types_in_gimple_stmt): Likewise.
15215 * tree-inline.c (estimate_num_insns): Likewise.
15216 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
15217 (copy_decl_to_var): Likewise.
15218 (copy_result_decl_to_var): Likewise.
15219 * tree-pretty-print.c (dump_generic_node): Do not handle
15220 CHANGE_DYNAMIC_TYPE_EXPR.
15221 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
15222 * tree-ssa-operands.c (get_expr_operands): Likewise.
15223 * tree-ssa-structalias.c (struct variable_info): Remove
15224 no_tbaa_pruning member.
15225 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
15226 (unify_nodes): Do not copy it.
15227 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
15228 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
15229 (set_uids_in_ptset): Do not check it.
15230 (find_what_var_points_to): Likewise.
15231 (compute_tbaa_pruning): Remove.
15232 (compute_points_to_sets): Do not call it.
15233 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
15234 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
15235 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
15236 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
15237 (DECL_NO_TBAA_P): Likewise.
15238 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
15239 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
15240 (expand_omp_atomic_pipeline): Do not set it.
15241 * print-tree.c (print_node): Do not dump it.
15242 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
15245 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
15248 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
15251 2009-05-22 Mark Mitchell <mark@codesourcery.com>
15253 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
15256 2009-05-22 Ben Elliston <bje@au.ibm.com>
15258 * Makefile.in (bversion.h, s-bversion): New targets.
15259 (TOPLEV_H): Add bversion.h.
15260 * toplev.h: Include "bversion.h".
15261 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
15262 the __format__ attribute only if compiling with the same version
15263 of GCC as the sources (the "build version").
15265 2009-05-22 Ben Elliston <bje@au.ibm.com>
15267 * c-format.c (handle_format_attribute): Fix comment typo.
15269 2009-05-21 Steve Ellcey <sje@cup.hp.com>
15272 * config/ia64/ia64.opt (mfused-madd): New.
15273 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
15274 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
15275 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
15276 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
15277 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
15278 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
15279 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
15280 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
15281 instruction if !TARGET_FUSED_MADD.
15282 (fpma, fpms): Remove colon from name.
15284 2009-05-22 Richard Guenther <rguenther@suse.de>
15286 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
15287 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
15288 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
15290 (create_expression_by_pieces): Only convert if necessary.
15291 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
15292 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
15294 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
15296 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
15297 regular pattern from a template and rename it ...
15298 (*extzv_truncsi_exts): ... to this.
15300 2009-05-21 Richard Guenther <rguenther@suse.de>
15302 * cgraph.h (struct cgraph_node): Remove inline_decl member.
15303 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
15304 (cgraph_default_inline_p): Likewise.
15305 (cgraph_decide_inlining_incrementally): Likewise.
15307 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
15308 Uros Bizjak <ubizjak@gmail.com>
15310 * config/i386/cpuid.h (bit_MOVBE): New.
15312 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
15314 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
15315 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
15316 (ix86_handle_option): Handle OPT_mmovbe.
15317 (ix86_target_string): Add -mmovbe.
15318 (pta_flags): Add PTA_MOVBE.
15319 (processor_alias_table): Add PTA_MOVBE to "atom".
15320 (override_options): Handle PTA_MOVBE.
15322 * config/i386/i386.h (TARGET_MOVBE): New.
15324 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
15325 (*bswapsi_movbe): New.
15326 (*bswapdi_movbe): Likewise.
15327 (bswapdi2): Renamed to ...
15328 (*bswapdi_1): This.
15329 (bswapdi2): New expander.
15331 * config/i386/i386.opt (mmovbe): New.
15333 * doc/invoke.texi: Document -mmovbe.
15335 2009-05-21 Taras Glek <tglek@mozilla.com>
15337 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
15338 * gcc-plugin.h (plugin_init): Updated signature.
15339 * gcc-plugin.h (plugin_name_args): Moved to this header.
15340 * doc/plugins.texi (plugin_init): Updated documention to reflect
15342 * doc/plugins.texi (plugin_name_args): Added to documention.
15344 2009-05-21 Mark Mitchell <mark@codesourcery.com>
15346 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
15347 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
15349 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
15351 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
15352 JUMP_TABLE_DATA_P predicates where applicable.
15353 * config/i386/predicates.md: Ditto.
15354 * config/i386/sse.md: Ditto.
15356 2009-05-21 Jakub Jelinek <jakub@redhat.com>
15358 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
15359 operand2 -128 override length_immediate attribute to 1.
15360 * config/i386/predicates.md (constm128_operand): New predicate.
15362 * config/i386/i386.c (memory_address_length): Handle %r12
15363 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
15365 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
15366 mode look through optional ZERO_EXTEND and SUBREG.
15367 * config/i386/i386.md (R12_REG): New define_constant.
15368 (prefix_data16): For sse unit set also for MODE_TI insns.
15369 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
15370 insns set if operand 1 is ext_QIreg_operand.
15371 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
15372 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
15374 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
15375 mode from MODE_DI to MODE_SI.
15376 (movdi_1_rex64): Override modrm and length_immediate attributes
15377 only for movabs (TYPE_IMOV, alternative 2).
15378 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
15379 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
15380 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
15381 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
15382 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
15383 prefix_rex attribute if DImode.
15384 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
15385 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
15386 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
15387 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
15388 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
15389 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
15390 Likewise. For TYPE_IMOV clear length_immediate attribute.
15391 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
15392 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
15393 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
15394 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
15395 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
15396 or one operand TYPE_ISHIFT.
15397 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
15398 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
15399 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
15400 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
15401 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
15402 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
15403 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
15404 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
15405 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
15406 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
15407 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
15408 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
15409 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
15410 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
15411 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
15412 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
15413 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
15414 set mode attribute, don't override length attribute.
15415 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
15417 (return_internal_long): Set length attribute to 2 instead of 1.
15418 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
15419 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
15420 prefix_rex attribute.
15421 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
15423 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
15425 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15427 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
15429 2009-05-20 Ian Lance Taylor <iant@google.com>
15431 * tree.c (build_tree_list_vec_stat): New function.
15432 (ctor_to_vec): New function.
15433 (build_nt_call_vec): New function.
15434 (build_call_array): Change args to be a const pointer.
15435 (build_call_vec): New function.
15436 * tree.h (build_nt_call_vec): Declare.
15437 (build_tree_list_vec_stat): Declare.
15438 (build_tree_list_vec): Define.
15439 (build_call_array): Update declaration.
15440 (build_call_vec): Declare.
15441 (ctor_to_vec): Declare.
15442 * c-common.c (tree_vector_cache): New static variable.
15443 (make_tree_vector): New function.
15444 (release_tree_vector): New function.
15445 (make_tree_vector_single): New function.
15446 (make_tree_vector_copy): New function.
15447 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
15448 (make_tree_vector_single, make_tree_vector_copy): Declare.
15449 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
15450 (c_parser_expr_list): Don't manage cache here, instead call
15452 (c_parser_release_expr_list): Remove static function.
15453 (c_parser_vec_to_tree_list): Remove static function.
15454 (c_parser_attributes): Call build_tree_list_vec instead of
15455 c_parser_vec_to_tree_list. Call release_tree_vector instead of
15456 c_parser_release_expr_list.
15457 (c_parser_postfix_expression_after_primary): Likewise.
15458 (c_parser_objc_keywordexpr): Likewise.
15460 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
15462 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
15463 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
15464 TARGET_CONVERT_TO_TYPE.
15465 * hooks.c (hook_tree_const_tree_null): Define.
15466 * hooks.h (hook_tree_const_tree_null): Declare.
15467 * target.h (struct gcc_target): Add invalid_parameter_type,
15468 invalid_return_type, promoted_type, and convert_to_type fields.
15469 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
15470 (TARGET_INVALID_RETURN_TYPE): Define.
15471 (TARGET_PROMOTED_TYPE): Define.
15472 (TARGET_CONVERT_TO_TYPE): Define.
15473 (TARGET_INITIALIZER): Update for new fields.
15474 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
15475 (grokparms): Check targetm.invalid_parameter_type.
15476 * c-typeck.c (default_conversion): Check targetm.promoted_type.
15477 * c-convert.c (convert): Check targetm.convert_to_type.
15479 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
15481 * config/mips/mips.md (*extenddi_truncate<mode>,
15482 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
15484 (*extendhi_truncateqi): New define_insn_and_sptit.
15486 2009-05-20 Jakub Jelinek <jakub@redhat.com>
15488 PR middle-end/40204
15489 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
15490 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
15492 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
15494 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
15495 the operand of VIEW_CONVERT_EXPR.
15497 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
15499 * config/i386/driver-i386.c (host_detect_local_cpu): Check
15500 extended family and model for Intel processors. Support Intel Atom.
15502 2009-05-20 Olivier Hainque <hainque@adacore.com>
15504 * gstab.h (stab_code_type): Define, to be used instead of the
15505 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
15507 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
15508 occurrences by stab_code_type.
15509 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
15511 2009-05-20 Martin Jambor <mjambor@suse.cz>
15513 * tree-flow.h (insert_edge_copies_seq): Undeclare.
15514 (sra_insert_before): Likewise.
15515 (sra_insert_after): Likewise.
15516 (sra_init_cache): Likewise.
15517 (sra_type_can_be_decomposed_p): Likewise.
15518 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
15519 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
15520 (sra_insert_before): Likewise.
15521 (sra_insert_after): Likewise.
15522 (sra_init_cache): Likewise.
15523 (insert_edge_copies_seq): Made static and moved upwards.
15525 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
15528 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
15530 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
15531 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
15534 2009-05-20 Richard Guenther <rguenther@suse.de>
15536 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
15537 with mismatched comparison modes.
15539 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15541 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
15542 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
15543 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
15544 with shifts for Thumb2.
15545 (orsi_notsi): New for orn.
15546 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
15547 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
15548 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
15549 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
15550 Don't invert remainder for IOR.
15552 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
15554 PR tree-optimization/40087
15555 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
15556 number_of_iterations_ne): Rename never_infinite argument.
15557 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
15558 number_of_iterations_le): Handle pointer-type ivs when
15559 exit_must_be_taken is false.
15560 (number_of_iterations_cond): Do not always assume that
15561 exit_must_be_taken if the control variable is a pointer.
15563 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
15565 * c-typeck.c (build_binary_op): Allow % on integal vectors.
15566 * doc/extend.texi (Vector Extension): Document that % is allowed too.
15568 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
15570 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
15571 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
15573 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
15576 * c.opt (Wlogical-op): Disabled by default.
15577 * c-opt (c_common_post_options): Do not enable Wlogical-op with
15579 * doc/invoke.texi (Wlogical-op): Likewise.
15581 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
15583 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
15585 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
15586 Propagate the type of the first operand.
15587 <ASSERT_EXPR>: Simplify.
15588 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
15589 Rewrite using the RHS code as discriminant.
15590 <NOP_EXPR>: Turn into CASE_CONVERT.
15591 <PLUS_EXPR>: Propagate the type of the first operand.
15593 2009-05-19 Steve Ellcey <sje@cup.hp.com>
15595 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
15596 (ia64_dconst_0_375): New.
15597 * config/ia64/ia64.c (ia64_override_options): Remove
15598 -minline-sqrt-min-latency warning.
15599 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
15600 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
15601 * config/ia64/ia64.md (*sqrt_approx): Remove.
15602 (sqrtsf2): Remove #if 0.
15603 (sqrtsf2_internal_thr): Rewrite and move to div.md.
15604 (sqrtdf): Remove assert.
15605 (sqrtdf2_internal_thr): Rewrite and move to div.md.
15606 (sqrtxf2): Remove #if 0.
15607 (sqrtxf2_internal_thr): Rewrite and move to div.md.
15608 * div.md (sqrt_approx_rf): New.
15609 (sqrtsf2_internal_thr): New implementation.
15610 (sqrtsf2_internal_lat): New.
15611 (sqrtdf2_internal_thr: New implementation.
15612 (sqrtxf2_internal): New implementation.
15614 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
15615 Hans-Peter Nilsson <hp@axis.com>
15617 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
15618 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
15619 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
15620 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
15621 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
15622 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
15623 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
15624 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
15625 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
15626 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
15627 * c-common.c: ...from here.
15629 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
15631 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
15633 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15635 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
15637 2009-05-19 Ben Elliston <bje@au.ibm.com>
15639 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
15640 assignments with memcpy calls.
15641 (add_fdes): Likewise.
15642 (binary_search_unencoded_fdes): Likewise.
15643 (linear_search_fdes): Eliminate type puns.
15645 2009-05-19 Richard Guenther <rguenther@suse.de>
15647 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
15648 not falsely claim to have propagated into all uses.
15650 2009-05-19 Ben Elliston <bje@au.ibm.com>
15652 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
15655 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
15657 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
15658 * config/sh/sh.c (sh_legitimate_address_p): Make static.
15659 (TARGET_LEGITIMATE_ADDRESS_P): New.
15660 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15661 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
15663 2009-05-18 Dodji Seketeli <dodji@redhat.com>
15666 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
15667 child of the containing namespace's DIE.
15669 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
15671 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
15672 *zero_extendhi_truncqi): Move after the zero_extend patterns.
15673 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
15676 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
15679 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
15680 gen_align with gen_pad.
15681 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
15682 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
15684 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
15685 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
15687 * config/i386/i386.md (align): Renamed to ...
15688 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
15689 ASM_OUTPUT_MAX_SKIP_PAD.
15691 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
15693 * config.gcc: Fix variable syntax.
15696 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
15697 before calling exact_log2.
15698 (output_iorsi3): Likewise.
15699 (output_xorsi3): Likewise.
15701 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
15703 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
15704 for the none zero constant operand except for EQ and NE
15705 comprisons even when the first operand is R0.
15707 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
15709 * config/s390/2064.md: Remove trailing whitespaces.
15710 * config/s390/2084.md: Likewise.
15711 * config/s390/constraints.md: Likewise.
15712 * config/s390/fixdfdi.h: Likewise.
15713 * config/s390/libgcc-glibc.ver: Likewise.
15714 * config/s390/s390-modes.def: Likewise.
15715 * config/s390/s390-protos.h: Likewise.
15716 * config/s390/s390.c: Likewise.
15717 * config/s390/s390.h: Likewise.
15718 * config/s390/s390.md: Likewise.
15719 * config/s390/tpf-unwind.h: Likewise.
15721 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
15723 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
15725 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
15728 * configure.ac (m68k-*-*): Check if binutils support TLS.
15729 * configure: Regenerate.
15730 * config/m68k/predicates.md (symbolic_operand): Extend comment.
15731 * config/m68k/constraints.md (Cu): New constraint.
15732 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
15733 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
15734 (movsi): Handle TLS symbols.
15735 (addsi3_5200): Handle XTLS symbols, indent.
15736 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
15737 (m68k_tls_reference_p): Declare.
15738 (m68k_legitimize_address): Declare.
15739 (m68k_unwrap_symbol): Declare.
15740 * config/m68k/m68k.opt (mxtls): New option.
15741 * config/m68k/m68k.c (ggc.h): Include.
15742 (m68k_output_dwarf_dtprel): Implement hook.
15743 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
15744 (m68k_expand_prologue): Load GOT pointer when function needs it.
15745 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
15746 (m68k_legitimate_constant_address_p): Same.
15747 (m68k_decompose_address): Handle TLS references.
15748 (m68k_get_gp): New static function.
15749 (enum m68k_reloc): New contants.
15750 (TLS_RELOC_P): New macro.
15751 (m68k_wrap_symbol): New static function.
15752 (m68k_unwrap_symbol): New function.
15753 (m68k_final_prescan_insn_1): New static function.
15754 (m68k_final_prescan_insn): New function.
15755 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
15757 (legitimize_pic_address): Handle TLS references..
15758 (m68k_tls_get_addr, m68k_get_tls_get_addr)
15759 (m68k_libcall_value_in_a0_p)
15760 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
15761 (m68k_call_m68k_read_tp): Helper variables and functions for ...
15762 (m68k_legitimize_tls_address): Handle TLS references.
15763 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
15765 (m68k_legitimize_address): Handle TLS symbols.
15766 (m68k_get_reloc_decoration): New static function.
15767 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
15769 (m68k_output_dwarf_dtprel): Implement hook.
15770 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
15771 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
15772 m68k_call_* routines.
15773 (sched_attr_op_type): Handle TLS symbols.
15774 (gt-m68k.h): Include.
15775 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
15776 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
15778 2009-05-18 Martin Jambor <mjambor@suse.cz>
15780 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
15781 (visit_store_addr_for_mod_analysis): New function.
15782 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
15783 (determine_cst_member_ptr): Use gimple_assign_single_p.
15784 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
15785 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
15786 operands. Don't check number of operands of a NOP_EXPR.
15788 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
15790 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
15792 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
15795 * c-common.c (warn_logical_operator): Don't warn if one of
15796 expression isn't always true or false.
15798 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
15800 * config/i386/biarch32.h: New file.
15801 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
15803 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
15805 * config/mips/mips.md (*zero_extend<mode>_trunchi,
15806 *zero_extend<mode>_truncqi): Merge these into ...
15807 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
15808 Name the pattern following this as *zero_extendhi_truncqi.
15810 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
15812 PR middle-end/39301
15813 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
15814 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
15815 (output_info): Make field HOST_WIDEST_INT.
15816 (print_statistics): Use HOST_WIDEST_INT_PRINT.
15817 (dump_bitmat_statistics): Same.
15819 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
15821 * config.gcc (use_gcc_stdint): Set to wrap.
15822 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
15823 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
15824 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
15825 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
15826 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
15827 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
15828 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
15829 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
15831 2009-05-16 Joseph Myers <joseph@codesourcery.com>
15833 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
15835 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
15836 Move definitions earlier.
15837 (OPT_ARCH64, OPT_ARCH32): Define.
15838 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
15841 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
15844 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
15847 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
15849 * arm.md (movdi2): Copy non-reg values to DImode registers.
15851 2009-05-16 Jakub Jelinek <jakub@redhat.com>
15854 * final.c (label_to_max_skip): New function.
15855 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
15856 CODE_LABEL_NUMBER <= max_labelno.
15857 * output.h (label_to_max_skip): New prototype.
15858 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
15859 (ix86_avoid_jump_mispredicts): ... this. Don't define if
15860 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
15861 Handle CODE_LABELs with >= 16 byte alignment or with
15862 max_skip == (1 << align) - 1.
15863 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
15864 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
15867 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
15868 .p2align 3 if MAX_SKIP is smaller than 7.
15869 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
15871 2009-05-15 Ian Lance Taylor <iant@google.com>
15873 * alias.c (struct alias_set_entry_d): Rename from struct
15874 alias_set_entry. Change all uses.
15875 * except.c (struct call_site_record_d): Rename from struct
15876 call_site_record. Change all uses.
15877 * except.h (struct eh_region_d): Rename from struct eh_region.
15879 * gcse.c (struct hash_table_d): Rename from struct hash_table.
15881 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
15882 ivtype_map_elt. Change all uses.
15883 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
15885 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
15886 * graphite.h (struct name_tree_d): Rename from struct name_tree.
15888 (struct sese_d): Rename from struct sese. Change all uses.
15889 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
15890 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
15891 * optabs.h (struct optab_d): Rename from struct optab. Change all
15893 (struct convert_optab_d): Rename from struct convert_optab.
15895 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
15896 ipa_opt_pass. Change all uses.
15897 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
15900 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
15901 defined as a typedef.
15902 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
15905 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
15908 * fold-const.c (make_range,build_range_check,merge_ranges): Move
15910 (merge_ranges): Returns bool.
15911 * tree.h (make_range): .. to here.
15912 (build_range_check): Likewise.
15913 (merge_ranges): Likewise. Renamed from merge_ranges.
15914 * c-typeck.c (parser_build_binary_op): Update calls to
15915 warn_logical_operator.
15916 * c-common.c (warn_logical_operator): Add new warning.
15917 * c-common.h (warn_logical_operator): Update declaration.
15919 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
15921 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
15923 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15925 * doc/install.texi: Document MPC requirements, flags etc.
15927 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
15928 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
15929 Evaluate constant arguments.
15930 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
15931 (fold_builtin_1): Likewise, also evaluate constant arguments.
15932 Remove superfluous break.
15933 (do_mpc_ckconv): New.
15934 * real.h: Include mpc.h.
15935 * toplev.c (print_version): Output MPC version info if available.
15937 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
15939 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
15941 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
15943 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
15946 2009-05-15 Jan Hubicka <jh@suse.cz>
15948 * doc/invoke.texi (max-early-inliner-iterations): New flag.
15949 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
15950 (try_inline): Fix return value.
15951 (cgraph_decide_inlining_incrementally): Honor new value.
15952 (cgraph_early_inlining): Handle indirect inlining.
15953 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
15955 2009-05-15 Jan Hubicka <jh@suse.cz>
15957 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
15958 * cgraphunit.c (cgraph_finalize_function): Set it.
15959 (cgraph_expand_function): Use it.
15961 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
15963 * real.c (encode_ieee_half): Define.
15964 (decode_ieee_half): Define.
15965 (ieee_half_format): Define.
15966 (arm_half_format): Define.
15967 * real.h (ieee_half_format): Declare.
15968 (arm_half_format): Declare.
15970 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
15972 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
15973 swapped, and reversed optabs exist before trying to use them.
15975 2009-05-15 Paul Brook <paul@codesourcery.com>
15976 Sandra Loosemore <sandra@codesourcery.com>
15978 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
15979 loads. Allow PRE_DEC.
15980 (output_move_neon): Handle PRE_DEC.
15981 (arm_print_operand): Add 'A' for neon structure loads.
15982 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
15983 * config/arm/neon.md (neon_mov): Update comment.
15984 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
15986 (Um): New constraint.
15988 2009-05-15 Jan Hubicka <jh@suse.cz>
15990 Revert the following patch until testsuite fallout is fixed:
15991 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
15992 * cgraph.h (struct inline_summary): New filed self_wize,
15993 size_inlining_benefit, self_time and time_inlining_benefit.
15994 (struct cgraph_global_info): Replace insns by time ans size fields.
15995 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
15996 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
15997 (ipcp_update_callgraph): Do not touch function bodies.
15998 * ipa-inline.c: Include except.h
15999 (MAX_TIME): New constant.
16000 (overall_insns): Remove
16001 (overall_size, max_benefit): New static variables.
16002 (cgraph_estimate_time_after_inlining): New function.
16003 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
16004 (cgraph_clone_inlined_nodes): Update size.
16005 (cgraph_mark_inline_edge): Update size.
16006 (cgraph_estimate_growth): Use size info.
16007 (cgraph_check_inline_limits): Check size.
16008 (cgraph_default_inline_p): Likewise.
16009 (cgraph_edge_badness): Compute badness based on benefit and size cost.
16010 (cgraph_decide_recursive_inlining): Check size.
16011 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
16013 (cgraph_decide_inlining): Likewise.
16014 (cgraph_decide_inlining_incrementally): Likewise; honor
16015 PARAM_EARLY_INLINING_INSNS.
16016 (likely_eliminated_by_inlining_p): New predicate.
16017 (estimate_function_body_sizes): New function.
16018 (compute_inline_parameters): Use it.
16019 * except.c (must_not_throw_labels): New function.
16020 * except.h (must_not_throw_labels): Declare.
16021 * tree-inline.c (init_inline_once): Kill inlining_weigths
16022 * tree-ssa-structalias.c: Avoid uninitialized warning.
16023 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
16024 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
16025 (PARAM_INLINE_CALL_COST): Remove.
16026 (PARAM_EARLY_INLINING_INSNS): New.
16028 2009-05-15 Richard Guenther <rguenther@suse.de>
16030 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
16031 not TODO_update_ssa.
16033 2009-05-15 Richard Guenther <rguenther@suse.de>
16035 PR tree-optimization/39999
16036 * gimple.h (gimple_expr_type): Use the expression type looking
16037 through useless conversions.
16038 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
16039 (vn_nary_op_insert_stmt): Likewise.
16040 (simplify_binary_expression): Likewise.
16042 2009-05-15 Richard Guenther <rguenther@suse.de>
16044 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
16045 New options, enabled by default.
16046 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
16048 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
16049 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
16050 * tree-ssa-structalias.c (gate_tree_pta): New function.
16051 (pass_build_alias): Use it.
16053 2009-05-15 Joseph Myers <joseph@codesourcery.com>
16055 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
16056 recurse on an invariant address if a conversion from a pointer
16057 type to a wider integer type is involved.
16059 2009-05-15 Jan Hubicka <jh@suse.cz>
16061 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
16062 * cgraph.h (struct inline_summary): New filed self_wize,
16063 size_inlining_benefit, self_time and time_inlining_benefit.
16064 (struct cgraph_global_info): Replace insns by time ans size fields.
16065 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
16066 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
16067 (ipcp_update_callgraph): Do not touch function bodies.
16068 * ipa-inline.c: Include except.h
16069 (MAX_TIME): New constant.
16070 (overall_insns): Remove
16071 (overall_size, max_benefit): New static variables.
16072 (cgraph_estimate_time_after_inlining): New function.
16073 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
16074 (cgraph_clone_inlined_nodes): Update size.
16075 (cgraph_mark_inline_edge): Update size.
16076 (cgraph_estimate_growth): Use size info.
16077 (cgraph_check_inline_limits): Check size.
16078 (cgraph_default_inline_p): Likewise.
16079 (cgraph_edge_badness): Compute badness based on benefit and size cost.
16080 (cgraph_decide_recursive_inlining): Check size.
16081 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
16083 (cgraph_decide_inlining): Likewise.
16084 (cgraph_decide_inlining_incrementally): Likewise; honor
16085 PARAM_EARLY_INLINING_INSNS.
16086 (likely_eliminated_by_inlining_p): New predicate.
16087 (estimate_function_body_sizes): New function.
16088 (compute_inline_parameters): Use it.
16089 * except.c (must_not_throw_labels): New function.
16090 * except.h (must_not_throw_labels): Declare.
16091 * tree-inline.c (init_inline_once): Kill inlining_weigths
16092 * tree-ssa-structalias.c: Avoid uninitialized warning.
16093 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
16094 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
16095 (PARAM_INLINE_CALL_COST): Remove.
16096 (PARAM_EARLY_INLINING_INSNS): New.
16097 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
16098 (inline-call-cost): Remove.
16099 (early-inlining-insns): New.
16101 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
16103 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
16105 (print_int_cst_bounds_in_octal_p): Likewise.
16106 (dbxout_type): Adjust calls to above functions. Be prepared to deal
16108 * dwarf2out.c (base_type_die): Likewise.
16109 (is_subrange_type): Delete.
16110 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
16111 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
16112 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
16113 if the destination type is boolean.
16114 (build_range_check): Do not special-case subtypes.
16115 (fold_sign_changed_comparison): Likewise.
16116 (fold_unary): Likewise.
16117 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
16118 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
16119 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
16120 * tree.c (subrange_type_for_debug_p): New predicate based on the
16121 former is_subrange_type.
16122 * tree.h (subrange_type_for_debug_p): Declare.
16123 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
16124 (convert_affine_scev): Remove call to above function.
16125 (chrec_convert_aggressive): Likewise.
16126 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
16127 false for conversions involving subtypes.
16128 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
16129 (vrp_val_min): Likewise.
16130 (needs_overflow_infinity): Likewise.
16131 (extract_range_from_unary_expr): Likewise.
16133 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
16135 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
16136 * config/frv/frv.c: Likewise.
16137 * config/s390/s390.c: Likewise.
16138 * config/sparc/sparc.h: Likewise.
16139 * config/i386/i386.h: Likewise.
16140 * config/i386/i386.c: Likewise.
16141 * config/crx/crx.c: Likewise.
16142 * config/m68hc11/m68hc11.h: Likewise.
16143 * config/iq2000/iq2000.c: Likewise.
16144 * config/mn10300/mn10300.h: Likewise.
16145 * config/mn10300/mn10300.c: Likewise.
16146 * config/m68k/m68k.c: Likewise.
16147 * config/rs6000/rs6000.c: Likewise.
16148 * config/rs6000/xcoff.h: Likewise.
16149 * config/rs6000/linux64.h: Likewise.
16150 * config/rs6000/sysv4.h: Likewise.
16151 * config/score/score3.c: Likewise.
16152 * config/score/score7.c: Likewise.
16153 * config/score/score.c: Likewise.
16154 * config/arm/arm.md: Likewise.
16155 * config/mips/mips.c: Likewise.
16156 * config/mips/mips.md: Likewise.
16157 * config/bfin/bfin.h: Likewise.
16158 * config/pa/pa.c: Likewise.
16159 * config/pa/constraints.md: Likewise.
16161 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
16162 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
16163 * config/pdp11/pdp11.h: Use memory_address_p instead.
16165 2009-05-14 Ian Lance Taylor <iant@google.com>
16167 * passes.c (finish_optimization_passes): Change i to int.
16168 * plugin.c (plugins_active_p): Change event to int.
16169 (dump_active_plugins): Likewise.
16170 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
16172 * tree.c (tree_range_check_failed): Change c to unsigned int.
16173 (omp_clause_range_check_failed): Likewise.
16174 (build_common_builtin_nodes): Change mode to int. Add cast.
16175 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
16176 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
16178 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
16179 ++ or -- with a variable of enum type.
16181 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16184 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
16186 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16188 * store-motion.c: Do not include params.h
16189 * Makefile.in: Fix dependencies for various files.
16191 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16193 * auto-inc-dec.c: Fix pass description, remove apparent
16194 accidental duplication.
16196 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
16198 PR middle-end/40147
16199 * ipa-utils.h (memory_identifier_string): Moved to ...
16200 * tree.h (memory_identifier_string): Here. Add GTY(()).
16202 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
16204 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
16205 in the former documentation of...
16206 (GO_IF_LEGITIMATE_ADDRESS): ... this.
16207 * ira-conflicts.c (get_dup_num): Use address_operand.
16208 * targhooks.c (default_legitimate_address_p): New.
16209 * targhooks.h (default_legitimate_address_p): New.
16210 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
16212 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
16213 * target.h (struct target): Add legitimate_address_p.
16214 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
16215 (TARGET_INITIALIZER): Include it.
16217 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16218 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
16219 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
16220 (TARGET_LEGITIMATE_ADDRESS_P): New.
16222 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16223 (REG_OK_STRICT_P): Delete.
16224 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
16225 (frv_legitimate_address_p_1): ... this.
16226 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
16227 (frv_legitimate_address_p_1): ... the renamed old
16228 frv_legitimate_address_p.
16229 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
16230 (TARGET_LEGITIMATE_ADDRESS_P): New.
16232 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16233 * config/s390/s390-protos.h (legitimate_address_p): Remove.
16234 * config/s390/s390.c (legitimate_address_p): Rename to...
16235 (s390_legitimate_address_p): ... this, make static.
16236 (legitimize_address): Adjust call.
16237 (TARGET_LEGITIMATE_ADDRESS_P): New.
16238 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
16240 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16241 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
16242 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
16243 (TARGET_LEGITIMATE_ADDRESS_P): New.
16245 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16246 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
16247 * config/spu/spu.c (spu_legitimate_address): Rename to...
16248 (spu_legitimate_address_p): ... this, make static.
16249 (TARGET_LEGITIMATE_ADDRESS_P): New.
16251 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16252 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
16253 * config/sparc/sparc.c (legitimate_address_p): Rename to...
16254 (sparc_legitimate_address_p): ... this, make static and return bool.
16255 (legitimize_address): Adjust call.
16256 (TARGET_LEGITIMATE_ADDRESS_P): New.
16258 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16259 * config/i386/i386-protos.h (legitimate_address_p): Remove.
16260 * config/i386/i386.c (legitimate_address_p): Rename to...
16261 (ix86_legitimate_address_p): ... this, make static.
16262 (constant_address_p): Move after it, adjust call.
16263 (TARGET_LEGITIMATE_ADDRESS_P): New.
16265 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16266 * config/avr/avr-protos.h (legitimate_address_p): Remove.
16267 * config/avr/avr.c (legitimate_address_p): Rename to...
16268 (avr_legitimate_address_p): ... this, make static.
16269 (legitimize_address): Adjust call.
16270 (TARGET_LEGITIMATE_ADDRESS_P): New.
16272 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16273 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
16274 * config/crx/crx.c (crx_legitimate_address_p): Make static.
16275 (TARGET_LEGITIMATE_ADDRESS_P): New.
16277 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16278 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
16279 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
16280 (TARGET_LEGITIMATE_ADDRESS_P): New.
16282 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16283 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
16285 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
16287 (TARGET_LEGITIMATE_ADDRESS_P): New.
16289 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16290 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
16292 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
16294 (m68hc11_legitimate_address_p): ... this, make static.
16295 (go_if_legitimate_address_internal): Rename to...
16296 (m68hc11_legitimate_address_p_1): ... this.
16297 (legitimize_address): Adjust call.
16298 (TARGET_LEGITIMATE_ADDRESS_P): New.
16300 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16301 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
16302 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
16303 (TARGET_LEGITIMATE_ADDRESS_P): New.
16305 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16306 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
16307 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
16308 (mn10300_legitimate_address_p): ... this, make static.
16309 (TARGET_LEGITIMATE_ADDRESS_P): New.
16311 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16312 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
16313 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
16314 (TARGET_LEGITIMATE_ADDRESS_P): New.
16316 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16317 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
16318 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
16319 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16320 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
16321 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
16322 (rs6000_legitimate_address_p): ... this, make static.
16323 (TARGET_LEGITIMATE_ADDRESS_P): New.
16324 (REG_MODE_OK_FOR_BASE_P): Delete.
16325 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
16327 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16328 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
16330 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
16331 static, adjust types.
16332 (TARGET_LEGITIMATE_ADDRESS_P): New.
16334 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16335 * config/score/score.c (score_address_p): Rename to...
16336 (score_legitimate_address_p): ... this.
16337 (TARGET_LEGITIMATE_ADDRESS_P): New.
16338 * config/score/score3.c (score3_address_p): Rename to...
16339 (score3_legitimate_address_p): ... this.
16340 * config/score/score7.c (score7_address_p): Rename to...
16341 (score7_legitimate_address_p): ... this.
16343 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
16344 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
16345 GO_IF_LEGITIMATE_ADDRESS): Delete.
16346 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
16347 thumb2_legitimate_address_p): Delete.
16348 (arm_legitimate_address_p): Rename to...
16349 (arm_legitimate_address_outer_p): ... this.
16350 * config/arm/constraints.md ("Uq"): Adjust call.
16351 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
16352 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
16354 (arm_legitimate_address_outer_p): ... this.
16355 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
16357 (TARGET_LEGITIMATE_ADDRESS_P): New.
16359 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16360 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
16361 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
16362 (TARGET_LEGITIMATE_ADDRESS_P): New.
16364 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16365 * config/vax/vax-protos.h (legitimate_address_p): Remove.
16366 * config/vax/vax.c (legitimate_address_p): Rename to...
16367 (vax_legitimate_address_p): ... this, make static.
16368 (TARGET_LEGITIMATE_ADDRESS_P): New.
16370 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16371 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
16372 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
16373 (TARGET_LEGITIMATE_ADDRESS_P): New.
16375 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16376 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
16377 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
16378 (mmix_legitimate_address_p): ... this, make static.
16379 (TARGET_LEGITIMATE_ADDRESS_P): New.
16381 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16382 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
16383 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
16384 (TARGET_LEGITIMATE_ADDRESS_P): New.
16386 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
16388 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
16389 of MODE_COMPLEX_INT.
16391 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
16393 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
16394 LCT_NORMAL in function call.
16395 * mips-tdump.c (print_file_desc): Add cast to enum type.
16396 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
16397 (mark_stabs): Add casts to enum types.
16398 (parse_stabs_common): Add casts to enum types.
16400 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
16402 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
16403 Check for invalid values of LETTER.
16405 2009-05-13 Taras Glek <tglek@mozilla.com>
16407 * attribs.c (register_attribute): moved out attribute registration
16408 into register_attribute.
16409 * doc/plugins.texi: Documented register_attribute and
16411 * gcc-plugin.h: Added forward decl for register_attribute.
16412 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
16413 * plugin.c (register_callback, invoke_plugin_callbacks): Added
16414 PLUGIN_ATTRIBUTES boilerplate.
16416 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
16418 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
16419 values even in sentinel and empty entries.
16420 (ms_printf_flag_specs): Likewise.
16421 (ms_scanf_flag_specs): Likewise.
16422 (ms_strftime_flag_specs): Likewise.
16423 (ms_print_char_table): Likewise.
16424 (ms_scan_char_table): Likewise.
16425 (ms_time_char_table): Likewise.
16427 2009-05-13 Doug Kwan <dougkwan@google.com>
16429 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
16431 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
16433 * config/mips/mips.md (store): Add attributes for QI and HI.
16435 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
16436 (truncdi<mode>2): ... this new pattern.
16438 2009-05-13 Brad Hards <bradh@kde.org>
16440 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
16442 2009-05-14 Jakub Jelinek <jakub@redhat.com>
16443 Ben Elliston <bje@au.ibm.com>
16445 PR middle-end/40035
16446 * dse.c (check_mem_read_rtx): Guard against width == -1.
16448 2009-05-13 Michael Matz <matz@suse.de>
16450 PR middle-end/39976
16451 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
16452 (trivially_conflicts_p): New function.
16453 (insert_backedge_copies): Use it.
16455 2009-05-13 Janis Johnson <janis187@us.ibm.com>
16457 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
16458 (handle_stdc_pragma): Use new enum constant names.
16459 (handle_pragma_float_const_decimal64): Ditto.
16461 2009-05-13 Ian Lance Taylor <iant@google.com>
16463 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
16466 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
16468 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
16469 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
16471 * config/m68k/m68k.h (FL_UCLINUX): Define.
16473 2009-05-13 Jan Hubicka <jh@suse.cz>
16475 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
16477 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
16479 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
16480 unless -fschedule-insns is specified.
16482 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
16485 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
16486 TARGET_EXPAND_CBRANCHDI4.
16487 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
16488 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
16489 (cmpeqdi): Fix comment.
16491 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
16493 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
16494 (sh_legitimate_address_p): Likewise.
16495 * config/sh/sh.c (sh_legitimate_index_p): New.
16496 (sh_legitimate_address_p): Likewise.
16497 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
16498 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
16499 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
16500 (MAYBE_BASE_REGISTER_RTX_P): New macro.
16501 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
16502 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
16503 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
16504 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
16505 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
16507 2009-05-12 Jan Hubicka <jh@suse.cz>
16509 * tree-inline.c (estimate_operator_cost): Add operands;
16510 when division happens by constant, it is cheap.
16511 (estimate_num_insns): Loads and stores are not having cost of 0;
16512 EH magic stuff is cheap; when computing runtime cost of switch,
16513 use log2 base of amount of its cases; builtin_expect has cost of 0;
16514 compute cost for moving return value of call.
16515 (init_inline_once): Initialize time_based flags.
16516 * tree-inline.h (eni_weights_d): Add time_based flag.
16518 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
16520 * df-core.c: Update head documentation.
16522 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
16525 * rs6000.c (rs6000_generate_compare): Use op1b instead of
16526 shadowing exisiting variable op1.
16528 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
16531 * config/i386/driver-i386.c (processor_signatures): New enum.
16532 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
16533 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
16534 processor signature to detect geode processor.
16536 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
16540 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
16542 * optabs.c (prepare_cmp_insn): Temporarily disable test that
16543 causes spurious differences between trunk and cond-optab branch.
16545 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
16547 * dojump.c (compare_from_rtx): Delete.
16548 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
16549 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
16550 if the comparison does not satisfy the predicate; test predicates for
16551 operands 2 and 3 of a cstore pattern. Don't try cstore optab
16552 further if one existing pattern fails.
16553 * expr.h (compare_from_rtx): Delete.
16554 (prepare_operand): Declare it.
16555 * optabs.c: Change "lib call" to "libcall" throughout.
16556 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
16557 HAVE_conditional_trap, emit_cmp_insn): Delete.
16558 (can_compare_p): Delete cmp_optab case.
16559 (prepare_float_lib_cmp): Return an rtx and a machine mode.
16560 Accept other parameters by value.
16561 (prepare_operand): Make non-static.
16562 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
16563 other parameters by value. Try to widen operands here based on
16564 an optab_methods argument and looking at cbranch_optab.
16565 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
16566 loop. Use cbranch_optab directly.
16567 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
16568 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
16570 (emit_conditional_move, emit_conditional_add): Inline what's needed
16571 of compare_from_rtx, using new prepare_cmp_insn for the rest.
16572 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
16573 with COMPARE. Move cmov_optab and cstore_optab above
16574 with cbranch_optab, move cmp_optab down with ucmp_optab,
16575 remove tst_otpab. Do not initialize trap_rtx.
16576 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
16577 for trap code. Do not check HAVE_conditional_trap. Use
16578 prepare_cmp_insn. Accept no predicate for operand 3.
16579 * optabs.h (OTI_cmp): Mark as used only for libcalls.
16580 (OTI_ctrap, ctrap_optab): New.
16581 (tst_optab): Delete.
16582 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
16583 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
16584 with lookup of ctrap_optab.
16585 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
16587 (ctrap_optab): New.
16589 * combine.c (combine_simplify_rtx, simplify_set): Do not
16590 special case comparing against zero for cc0 machines.
16591 * simplify-rtx.c (simplify_binary_operation_1): Never remove
16592 COMPARE on cc0 machines.
16593 (simplify_relational_operation): Return a new expression when
16594 a COMPARE could be removed.
16595 * final.c (final_scan_insn): Compare cc_status values
16596 against LHS of a (compare FOO (const_int 0)) cc0 source.
16597 Also check if cc_status.value is the full compare.
16599 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
16600 (cstoreMM4): Document.
16601 (conditional_trap): Document ctrapMM4 instead.
16602 (sync_compare_and_swapMM): Refer to cbranchcc4.
16603 (Dependent Patterns): Eliminate obsolete information referring to
16604 the old jump optimization phase.
16605 (Canonicalization): Include cbranchcc4 case, omit canonicalization
16606 of compares with 0 on cc0 machines.
16607 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
16608 avoiding references to cc0. Remove text about storing operands
16610 * doc/tm.texi (Condition Codes): Include blurb on different
16611 condition code representations, separate into subsections for
16612 CC0, MODE_CC and conditional execution.
16614 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
16615 alpha_emit_setcc): Accept operands and a machine mode.
16616 * config/alpha/alpha.c (alpha_emit_conditional_branch):
16617 Get code/op0/op1 from operands, use machine mode argument
16618 instead of alpha_compare.fp_p. Emit the branch here.
16619 (alpha_emit_setcc): Likewise, and return boolean.
16620 (alpha_emit_conditional_move): Likewise. Assert that
16621 cmp_op_mode == cmp_mode, and simplify accordingly.
16622 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
16623 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
16624 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
16626 (stack probe test): Use cbranchdi4.
16627 * config/alpha/predicates.md (alpha_cbranch_operator): New.
16629 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
16630 * config/arc/arc.h (movsicc, movsfcc): Use it.
16631 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
16632 (cbranchsi4, cstoresi4): New.
16633 (cmpsi, bCC and sCC expanders): Remove.
16635 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
16636 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
16637 * config/arm/predicates.md (arm_comparison_operator): Only include
16638 floating-point operators if there is a hardware floating-point unit.
16639 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
16640 deferring to cbranch_cc and cstore_cc respectively.
16641 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
16642 cbranch_cc, cstore_cc): New.
16643 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
16645 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
16647 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
16648 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
16650 (adjust_insn_length): Adjust calls.
16651 (avr_reorg): Handle (compare (foo) (const_int 0)).
16652 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
16653 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
16654 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
16655 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
16657 (cbranchqi4, cbranchhi4, cbranchsi4): New.
16658 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
16660 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
16661 (cbranchsi4, cstorebi4, cstoresi4): New.
16662 (movbisi): This insn is duplicate, split it to zero_extend.
16663 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
16664 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
16665 (bfin_optimize_loop): Use cbranch expander.
16666 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
16667 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
16668 (bfin_bimode_comparison_operator): ... this.
16669 (bfin_direct_comparison_operator): New.
16671 * config/cris/cris.c (cris_normal_notice_update_cc): Look
16672 inside (compare FOO (const_int 0)).
16673 (cris_rtx_costs): Handle ZERO_EXTRACT.
16674 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
16675 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
16676 (*tstdi_v32): Delete.
16677 (*cmpdi_non_v32): Add M alternative for operand 1.
16678 (cmpsi, cmp<mode>): Make private.
16679 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
16681 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
16683 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
16684 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
16685 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
16686 (cc_reg_operand): New.
16687 (any_cond): Delete.
16688 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
16689 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
16690 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
16691 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
16692 crx_expand_scond): Delete.
16694 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
16696 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
16697 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
16699 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
16700 cstoresi4, cstoresf4, cstoredf4): New.
16701 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
16702 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
16703 Receive the entire operands array.
16704 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
16705 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
16706 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
16707 Get test/op0/op1 from the operands array.
16708 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
16710 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
16711 (h8300_expand_store): New.
16712 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
16714 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
16715 (h8300_expand_store): New.
16716 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
16717 or do not try to produce (set (cc0) REG).
16718 (peepholes): Wrap arguments with COMPARE. Add a peephole to
16719 change a compare into a move to a scratch register. Disable some
16720 peepholes when comparing with zero.
16721 (tstsi, tsthi, tstsi, cmpqi): Make private.
16723 (bCC, sCC): Delete.
16724 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
16727 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
16728 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
16729 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
16730 (ix86_emit_i387_log1p): Use cbranchxf2.
16731 (ix86_expand_setcc): Return void.
16732 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
16733 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
16734 cmp<MODEF>, cmpcc): Remove.
16735 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
16736 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
16737 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
16738 (sCC and bCC expanders): Remove.
16739 (stack_protect_test): Use cbranchcc4.
16741 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
16743 (ia64_expand_compare): Accept three rtx by reference and return void.
16744 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
16745 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
16746 from *expr. Update *expr with the BImode comparison to do.
16747 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
16748 cmptf, bCC, sCC, conditional_trap): Delete.
16749 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
16750 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
16751 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
16752 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
16753 * config/ia64/predicates.md (ia64_cbranch_operator): New.
16755 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
16756 type of last argument.
16757 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
16758 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
16759 use machine mode argument instead of branch_type. Remove dead
16760 code for floating-point comparisons.
16761 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
16762 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
16764 (cbranchsi4, cstoresi4): New.
16765 * config/iq2000/predicates.md (reg_or_const_operand): New.
16767 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
16768 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
16769 (b<code>_op): Rewrite to...
16770 (bcc_op): ... this, using match_operator.
16771 (s<code>_op): Rewrite to...
16772 (scc_op): ... this, using match_operator.
16773 (s<code>_24_op): Rewrite to...
16774 (scc_op_24): ... this, using match_operator.
16775 (s<code>_<mode>): Rewrite to...
16776 (cstore<mode>4): ... this, using match_operator.
16777 (s<code>_<mode>_24): Rewrite to...
16778 (cstore<mode>4_24): ... this, using match_operator.
16779 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
16780 m32c_unpend_compare, m32c_expand_scc): Delete.
16781 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
16782 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
16783 (m32c_expand_movcc): Change NE to EQ if necessary.
16784 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
16786 * config/m32r/m32r-protos.h (gen_cond_store): New.
16787 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
16788 (gen_cond_store): New, from sCC patterns.
16789 (m32r_expand_block_move): Use cbranchsi4.
16790 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
16791 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
16792 (cbranchsi4, cstoresi4): New.
16794 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
16796 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
16797 (m68hc11_notice_update_cc): Look into a compare with 0.
16798 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
16800 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
16801 cmphi, cmpqi, bCC): Delete.
16802 (cbranchsi4, cbranchhi4, cbranchqi4): New.
16803 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
16804 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
16807 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
16808 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
16809 * config/m68k/constraints.md (H): New.
16810 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
16811 the define_insn below.
16812 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
16813 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
16814 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
16815 patterns): Wrap RHS with COMPARE.
16816 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
16817 (*cmpdi_internal): Name this pattern.
16818 (cmpdi): Change to define_insn.
16819 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
16820 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
16821 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
16823 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
16824 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
16825 (conditional_trap): Change to...
16826 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
16827 (*conditional_trap): Use the ordered_comparison_operator and
16828 const1_operand predicates.
16829 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
16830 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
16831 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
16832 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
16834 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
16835 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
16836 (mcore_gen_compare): New.
16837 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
16838 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
16839 (mcore_gen_compare): ... this.
16840 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
16841 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
16842 (stack probe pattern): Use cbranchsi4.
16844 * config/mips/predicates.md (mips_cstore_operator): New.
16845 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
16846 * config/mips/mips.md (any_cond): Delete.
16847 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
16849 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
16850 fixuns_truncsfdi2): Use cbranch patterns.
16851 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
16852 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
16853 Adjust call to mips_expand_conditional_branch.
16854 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
16856 * config/mips/mips-protos.h (mips_expand_conditional_branch,
16857 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
16858 * config/mips/mips.c (cmp_operands): Delete.
16859 (mips_emit_compare): Get comparison operands from *op0/*op1.
16860 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
16861 that it succeeds. Use op0/op1 instead of cmp_operands.
16862 (mips_expand_conditional_branch, mips_expand_conditional_move,
16863 mips_expand_conditional_trap): Likewise.
16864 (mips_block_move_loop): Use cbranch patterns.
16865 * config/mips/mips.h (cmp_operands): Delete.
16867 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
16868 (mmix_gen_compare_reg): Just return a register in the right CC mode.
16869 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
16870 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
16871 (*cmpcc_folded): Rename to...
16872 (*cmpdi_folded): this.
16873 (*cmpcc): Rename to...
16875 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
16878 (cbranchdf4): New. Handle invalid comparisons here.
16879 * config/mmix/predicates.md (float_comparison_operator): New.
16881 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
16882 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
16883 * config/mn10300/mn10300.md (tst): Delete.
16884 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
16885 Name these patterns and wrap RHS in a compare.
16886 (*cmpsi): Make this pattern private. Include tst.
16887 (*cmpsf): Make this pattern private.
16888 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
16889 (compare with zero peepholes): Likewise.
16891 (cbranchsi4, cbranchsf4): New.
16892 (casesi): Use cbranchsi4.
16894 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
16895 hppa_branch_type): Delete.
16896 (return_addr_rtx): Use cbranchsi4.
16897 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
16898 Emit CCFPmode comparison here.
16899 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
16900 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
16901 hppa_branch_type): Delete.
16902 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
16903 (movsicc, movdicc): Remove references to hppa_compare_op0,
16904 hppa_compare_op1 and compare_from_rtx.
16905 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
16906 (casesi): Use cbranchsi4.
16908 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
16909 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
16910 * config/pdp11/pdp11.md (register_or_const0_operand): New.
16911 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
16912 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
16914 (cbranchdf4, cbranchhi4, cbranchqi4): New.
16915 (*branch, *branch_inverted): New.
16917 * config/picochip/picochip.md (cbranchhi4): Use
16918 ordered_comparison_operator.
16919 (cmphi, bCC): Remove.
16921 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
16922 (trap_comparison_operator): Delete.
16923 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
16924 rs6000_emit_cbranch): Accept mode and operands.
16925 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
16926 rs6000_compare_fp_p): Delete.
16927 (rs6000_generate_compare): Accept mode and comparison. Extract code
16928 and op0/op1 from there. Replace references to rs6000_compare_op0
16929 and rs6000_compare_op1.
16930 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
16931 extract result from passed operands.
16932 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
16933 extract loc from passed operands.
16934 (rs6000_emit_cmove): Likewise.
16935 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
16936 rs6000_compare_fp_p): Delete.
16937 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
16938 (cbranch<GPR>4, cbranch<FP>4): New.
16939 (cstore<mode>4): New. Consolidate here all choices about when to use
16940 portable or specialized sCC sequences.
16941 (stack_protect_test): Use cbranchsi4.
16942 (conditional_trap): Replace with ctrap<GPR>4.
16943 (conditional trap insn): Replace trap_comparison_operator with
16944 ordered_comparison_operator.
16946 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
16947 (s390_emit_prologue): Use ctrap.
16948 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
16949 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
16950 New predicates replacing...
16951 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
16952 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
16953 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
16954 (add<mode>cc): Do not use s390_compare_op0/op1.
16955 (s<code>): Change to...
16956 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
16957 (seq): Change to...
16958 (cstorecc4): ... this. Handle EQ or NE equally.
16959 (*sne): Un-privatize for use in cstorecc4.
16960 (b<code>): Change to...
16961 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
16962 (conditional_trap): Replace with...
16963 (ctrap<GPR>4, ctrap<FP>4): ... these.
16964 (stack_protect): Use cbranchcc4.
16966 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
16967 * config/score/score-protos.h (score_gen_cmp): Delete.
16968 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
16969 (score_block_move-loop): Use cbranchsi4.
16970 * config/score/score.md (cbranchsi4): New.
16971 (cmpsi, bCC): Delete.
16972 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
16973 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
16974 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
16975 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
16976 * config/score/score3.h (score3_gen_cmp): Delete.
16977 * config/score/score7.h (score7_gen_cmp): Delete.
16979 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
16980 (sh_emit_scc_to_t): ... this. Return void.
16981 (from_compare): Rename to...
16982 (sh_emit_compare_and_branch): ... this.
16983 (sh_emit_compare_and_set): New.
16984 (sh_expand_t_scc): Accept operands.
16985 * config/sh/predicates.md (sh_float_comparison_operator): New.
16986 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
16987 (prepare_scc_operands): Rename to...
16988 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
16990 (sh_emit_cheap_store_flag): New.
16991 (sh_emit_set_t_insn): New.
16992 (from_compare): Rename to...
16993 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
16994 handling of TARGET_SH2E floating point to avoid recursive call.
16995 Generate branch here.
16996 (sh_emit_compare_and_set): New.
16997 (sh_expand_t_scc): Get op0/op1 from arguments.
16998 (sh_emit_cheap_store_flag): New.
16999 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
17001 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
17002 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
17003 (movsicc, movdicc): Do nothing when it recreated operands from
17004 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
17005 prepare_scc_operands (now sh_emit_scc_to_t).
17006 (udivdi3): Use cstoresi4.
17007 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
17008 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
17009 (cbranchint4_media, cbranchfp4_media): New.
17010 (casesi): Use cbranchdi4.
17011 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
17013 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
17014 (movnegt): Remove second operand.
17015 (cbranchsf4, cbranchdf4): New.
17016 (stack_protect): Use cbranchdi4/cbranchsi4.
17018 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
17019 (gen_compare_reg): Accept comparison, extract part of it to...
17020 (gen_compare_reg_1): ... this.
17021 (gen_compare_operator): Delete.
17022 (gen_v9_scc): Accept separate destination, comparison code and arms.
17023 Do not use sparc_compare_op0/sparc_compare_op1.
17024 (emit_scc_insn, emit_conditional_branch_insn): New.
17025 (emit_v9_brxx): Make static. Remove useless assertion.
17026 (sparc_emit_float_lib_cmp): Return RTL instead of calling
17028 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
17029 * config/sparc/sparc-protos.h (gen_compare_reg,
17030 sparc_emit_float_lib_cmp): Adjust prototype.
17031 (emit_scc_insn, emit_conditional_branch_insn): New.
17032 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
17033 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
17034 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
17035 iterators to the top.
17036 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
17037 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
17038 snedi_special_trunc): Delete.
17039 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
17040 and snedi_special_trunc.
17041 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
17042 cbranchdi4, cbranch<F:mode>4): New.
17043 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
17044 here. Use gen_compare_reg instead of gen_compare_operator.
17045 (conditional_trap): Replace with...
17046 (ctrapsi4, ctrapdi4): ... this.
17047 (stack_protect_test): Use cbranchcc4.
17049 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
17051 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
17052 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
17053 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
17054 from operands[0] or operands[3] depending on is_set.
17055 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
17056 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
17057 cmpdf, bCC), sCC: Remove.
17058 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
17059 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
17061 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
17062 spu_emit_branch_or_set.
17064 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
17066 * config/stormy16/stormy16.h (xstormy16_compare_op0,
17067 xstormy16_compare_op1): Delete.
17068 * config/stormy16/stormy16.c (xstormy16_compare_op0,
17069 xstormy16_compare_op1): Delete.
17070 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
17072 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
17073 (cmphi, cmpsi, bCC): Remove.
17075 * config/v850/v850.md (tstsi, cmpsi): Fold into...
17076 (*cmpsi): ... this one.
17077 (cbranchsi4, cstoresi4): New.
17078 (bCC expanders): Delete.
17079 (sCC insns): Fold into...
17080 (*setcc): ... this one.
17081 (casesi): Do not use gen_cmpsi and gen_bgtu.
17082 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
17083 (movsicc): Simplify.
17084 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
17086 * config/vax/vax-protos.h (cond_name): New.
17087 (vax_output_conditional_branch): Remove.
17088 * config/vax/vax.c (cond_name): New.
17089 (vax_output_conditional_branch): Remove.
17090 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
17091 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
17092 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
17093 (bit<VAXint>): Wrap source with (compare).
17094 (b<code> and following unnamed pattern): Rename to *branch and
17095 *branch_reversed. Change macroization to match_operator.
17096 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
17098 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
17099 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
17100 Change last argument to machine_mode.
17101 (xtensa_expand_scc): Add machine_mode argument.
17102 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
17103 (gen_conditional_move, xtensa_expand_conditional_branch,
17104 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
17105 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
17106 Adjust operand numbers.
17107 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
17109 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
17110 (cmpsi, cmpsf, b<code>, s<code>): Delete.
17111 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
17113 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17115 * optabs.c (prepare_cmp_insn): Temporarily disable test that
17116 causes spurious differences between trunk and cond-optab branch.
17118 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
17121 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
17123 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
17125 * tree.c (iterative_hash_pointer): Delete.
17126 (iterative_hash_expr): Short-circuit handling of NULL pointer.
17127 Hash UIDs and versions of SSA names. Don't special-case built-in
17128 function declarations.
17130 2009-05-11 Ian Lance Taylor <iant@google.com>
17133 * graphite.c: Force -Wc++-compat to only be a warning before
17134 #including "cloog/cloog.h".
17136 2009-05-11 Martin Jambor <mjambor@suse.cz>
17138 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
17140 2009-05-11 Jan Hubicka <jh@suse.cz>
17142 * tree-ssa-loop-ivcanon.c: Include target.h
17143 (struct loop_size): new structure.
17144 (constant_after_peeling): New predicate.
17145 (tree_estimate_loop_size): New function.
17146 (estimated_unrolled_size): Rewrite for new estimates.
17147 (try_unroll_loop_completely): Use new estimates.
17148 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
17150 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
17152 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
17153 libcpp interface change.
17154 (spu_macro_to_expand): Likewise.
17156 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
17158 PR tree-optimization/40026
17159 * gimplify.c (gimplify_init_constructor): Change initial conditional
17160 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
17161 optimize_compound_literals_in_ctor.
17163 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
17165 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
17167 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
17169 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
17171 * tree-vect-data-refs.c (vect_analyze_group_access): Use
17172 HOST_WIDE_INT for gap.
17174 2009-05-11 Ira Rosen <irar@il.ibm.com>
17176 PR tree-optimization/40074
17177 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
17178 account in group size and step comparison.
17180 2009-05-11 Richard Guenther <rguenther@suse.de>
17182 * passes.c (init_optimization_passes): Strip now incorrect comment.
17183 (execute_function_todo): Do not set PROP_alias.
17184 * tree-pass.h (PROP_alias): Remove.
17185 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
17186 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
17187 * tree-nrv.c (pass_return_slot): Likewise.
17188 * tree-object-size.c (pass_object_sizes): Likewise.
17189 * tree-ssa-dom.c (pass_dominator): Likewise.
17190 (pass_phi_only_cprop): Likewise.
17191 * tree-ssa-dse.c (pass_dse): Likewise.
17192 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
17193 (pass_cselim): Likewise.
17194 * tree-ssa-pre.c (pass_pre): Likewise.
17195 (pass_fre): Likewise.
17196 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
17197 * tree-ssa-sink.c (pass_sink_code): Likewise.
17198 * tree-stdarg.c (pass_stdarg): Likewise.
17199 * tree-tailcall.c (pass_tail_calls): Likewise.
17200 * tree-vrp.c (pass_vrp): Likewise.
17202 2009-05-10 Ian Lance Taylor <iant@google.com>
17204 * basic-block.h (enum profile_status): Break out of struct
17205 control_flow_graph.
17206 * cgraph.h (struct inline_summary): Break out of struct
17208 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
17209 of struct cgraph_order_sort.
17210 * combine.c (enum undo_kind): New enum, broken out of struct undo.
17211 * cse.c (struct branch_path): Break out of struct
17212 cse_basic_block_data.
17213 * except.h (enum eh_region_type): Break out of struct eh_region.
17214 * gcc.c (enum add_del): Break out of struct modify_target.
17215 * genrecog.c (enum decision_type): Break out of struct decision_test.
17216 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
17218 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
17219 * regmove.c (enum match_use): New enum, broken out of struct match.
17220 * sched-int.h (enum post_call_group): New enum, broken out of
17222 (struct deps_reg): Break out of struct deps.
17223 * target.h (struct asm_int_op): Break out of struct gcc_target.
17224 * tree-eh.c (struct goto_queue_node): Break out of struct
17226 * tree-inline.h (enum copy_body_cge_which): Break out of
17228 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
17230 * c-decl.c (in_struct, struct_types): New static variables.
17231 (pushtag): Add loc parameter. Change all callers.
17232 (lookup_tag): Add ploc parameter. Change all callers.
17233 (check_compound_literal_type): New function.
17234 (parser_xref_tag): Add loc parameter. Change all callers. If
17235 -Wc++-compat, warn about struct/union/enum types defined within a
17237 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
17238 and loc parameters. Change all callers. Change error calls to
17239 error_at, using loc. For a redefinition, if the location of the
17240 original definition is known, report it. Set in_struct and
17241 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
17242 (finish_struct): Add new parameters enclosing_in_struct and
17243 enclosing_struct_types. Change all callers. Set
17244 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
17245 in the struct. If in a struct, add this struct to struct_types.
17246 (start_enum): Add loc parameter. Change all callers. Use
17247 error_at for errors, using loc. For a redefinition, if the
17248 location of the original definition is known, report it. If in a
17249 struct, add this enum type to struct_types. If -Wc++-compat warn
17250 if in sizeof, typeof, or alignof.
17251 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
17252 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
17253 (c_parser_enum_specifier): Get enum location for start_enum.
17254 (c_parser_struct_or_union_specifier): Get struct location for
17255 start_struct. Save in_struct and struct_types status between
17256 start_struct and finish_struct.
17257 (c_parser_cast_expression): Get location of cast.
17258 (c_parser_alignof_expression): Get location of type.
17259 (c_parser_postfix_expression): Likewise.
17260 (c_parser_postfix_expression_after_paren_type): Add type_loc
17261 parameter. Change all callers. Call check_compound_literal_type.
17262 Use type_loc for error about variable size type.
17263 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
17264 of an enum constant from an enum type defined in a struct or union.
17265 (c_cast_expr): Add loc parameter. Change all callers. If
17266 -Wc++-compat, warn about defining a type in a cast.
17267 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
17268 (start_enum, start_struct, finish_struct): Update declarations.
17269 (parser_xref_tag, c_cast_expr): Update declarations.
17270 (check_compound_literal_type): Declare.
17272 2009-05-11 Ben Elliston <bje@au.ibm.com>
17274 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
17275 for recent libcpp interface change.
17276 (rs6000_macro_to_expand): Likewise.
17278 2009-05-10 Michael Matz <matz@suse.de>
17281 * config/arm/arm.c (require_pic_register): Emit on entry edge,
17282 not at entry of function.
17284 2009-05-10 Richard Guenther <rguenther@suse.de>
17286 PR tree-optimization/40081
17288 * tree-sra.c (instantiate_element): Instantiate scalar replacements
17289 using the main variant of the element type. Do not fiddle with
17290 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
17292 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
17293 structs with volatile fields.
17295 2009-05-10 Jan Hubicka <jh@suse.cz>
17297 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
17298 (estimate_move_cost): Assert that it does not get called for
17300 (estimate_num_insns): Skip VOID types in argument handling.
17301 (optimize_inline_calls): Delete unreachable blocks and verify that
17302 callgraph is valid.
17304 2009-05-10 Jan Hubicka <jh@suse.cz>
17306 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
17307 * cgraph.c (cgraph_mark_address_taken_node): New function.
17308 (dump_cgraph_node): Dump new flag.
17309 * cgraph.h (struct cgraph_node): Add address_taken.
17310 (cgraph_mark_address_taken_node): New function.
17311 * ipa.c (cgraph_postorder): Prioritize functions with address taken
17312 since new direct calls can be born.
17314 2009-05-10 Joseph Myers <joseph@codesourcery.com>
17316 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
17317 tok->val.node.node.
17319 2009-05-10 Jan Hubicka <jh@suse.cz>
17321 PR middle-end/40084
17322 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
17324 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
17325 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
17326 * tree-inline.c (copy_bb): Set frequency correctly.
17327 (fold_marked_statements): Update call to
17328 cgraph_update_edges_for_call_stmt.
17330 2009-05-10 Joseph Myers <joseph@codesourcery.com>
17332 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
17333 identifiers in diagnostics.
17334 * config/arm/arm.c (arm_handle_fndecl_attribute,
17335 arm_handle_isr_attribute): Likewise.
17336 * config/avr/avr.c (avr_handle_progmem_attribute,
17337 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
17338 * config/bfin/bfin.c (handle_int_attribute,
17339 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
17340 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
17341 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
17343 * config/darwin.c (darwin_handle_kext_attribute,
17344 darwin_handle_weak_import_attribute): Likewise.
17345 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
17346 h8300_handle_eightbit_data_attribute,
17347 h8300_handle_tiny_data_attribute): Likewise.
17348 * config/i386/i386.c (ix86_handle_cconv_attribute,
17349 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
17350 * config/i386/winnt.c (ix86_handle_shared_attribute,
17351 ix86_handle_selectany_attribute): Likewise.
17352 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
17353 * config/m32c/m32c.c (function_vector_handler): Likewise.
17354 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
17355 m68hc11_handle_fntype_attribute): Likewise.
17356 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
17357 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
17358 * config/mips/mips.c (mips_insert_attributes,
17359 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
17360 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
17361 rs6000_handle_struct_attribute): Likewise.
17362 * config/sh/sh.c (sh_insert_attributes,
17363 sh_handle_resbank_handler_attribute,
17364 sh_handle_interrupt_handler_attribute,
17365 sh2a_handle_function_vector_handler_attribute,
17366 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
17368 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
17369 * config/spu/spu.c (spu_handle_fndecl_attribute,
17370 spu_handle_vector_attribute): Likewise.
17371 * config/stormy16/stormy16.c
17372 (xstormy16_handle_interrupt_attribute): Likewise.
17373 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
17374 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
17376 2009-05-10 Joseph Myers <joseph@codesourcery.com>
17378 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
17379 (pp_translate_identifiers): New.
17380 (pp_identifier): Only conditionally translate identifier to locale
17382 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
17383 (pp_base_tree_identifier): Only conditionally translate identifier
17384 to locale character set.
17385 * c-pretty-print.c (M_): Define.
17386 (pp_c_type_specifier, pp_c_primary_expression): Mark English
17387 fragments for conditional translation with M_.
17388 * tree-pretty-print.c (maybe_init_pretty_print): Disable
17389 identifier translation.
17391 2009-05-10 Richard Guenther <rguenther@suse.de>
17393 PR tree-optimization/40081
17394 * tree-sra.c (instantiate_element): Instantiate scalar replacements
17395 using the main variant of the element type. Do not fiddle with
17396 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
17398 2009-05-09 Jan Hubicka <jh@suse.cz>
17400 PR middle-end/40080
17401 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
17402 indirect calls; verify cgraph afterwards.
17404 2009-05-09 Jan Hubicka <jh@suse.cz>
17407 * ipa.c (update_inlined_to_pointer): New function.
17408 (cgraph_remove_unreachable_nodes): Use it.
17410 2009-05-09 Jan Hubicka <jh@suse.cz>
17412 * tree-eh.c (struct leh_state): Remove prev_try.
17413 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
17414 not track prev_try.
17415 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
17416 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
17417 remove_eh_handler_and_replace, foreach_reachable_handler,
17418 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
17419 * except.h (struct eh_region): Remove eh_region_u_cleanup.
17420 (gen_eh_region_cleanup): Update prototype.
17422 2009-05-09 Jan Hubicka <jh@suse.cz>
17424 PR middle-end/40043
17425 * except.c (copy_eh_region): Always set prev_try.
17426 (redirect_eh_edge_to_label): Find outer try.
17427 (foreach_reachable_handler): When looking for prev try
17428 handle case where previous try is not going to be taken.
17430 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
17432 PR tree-optimization/40049
17433 * tree-vect-stmts.c (vectorizable_operation): If the machine has
17434 only vector/vector shifts, convert the type of the constant to the
17435 appropriate type to avoid building incorrect trees, which
17436 eventually have problems with garbage collection.
17438 2009-05-08 Joseph Myers <joseph@codesourcery.com>
17440 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
17441 -1 for complex floating-point types if honoring signed zeros.
17443 2009-05-08 Jan Hubicka <jh@suse.cz>
17445 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
17446 argument; handle correctly when profile is absent.
17447 (build_cgraph_edges): Update.
17448 (rebuild_cgraph_edges): Update.
17449 * cgraph.c: Do not include varray.h.
17450 (cgraph_set_call_stmt_including_clones): New function.
17451 (cgraph_create_edge_including_clones): Likewise
17452 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
17453 (cgraph_update_edges_for_call_stmt): Handle clones.
17454 (cgraph_remove_node): Handle clone tree.
17455 (cgraph_remove_node_and_inline_clones): New function.
17456 (dump_cgraph_node): Dump clone tree.
17457 (cgraph_clone_node): Handle clone tree.
17458 (clone_function_name): Bring here from tree-inline.c.
17459 (cgraph_create_virtual_clone): New function.
17460 * cgraph.h (ipa_replace_map): Move here from ipa.h.
17461 (cgraph_clone_info): New function.
17462 (strut cgraph_node): Add clone_info and new clone tree pointers.
17463 (cgraph_remove_node_and_inline_clones,
17464 cgraph_set_call_stmt_including_clones,
17465 cgraph_create_edge_including_clones,
17466 cgraph_create_virtual_clone): Declare.
17467 (cgraph_function_versioning): Use VEC argument.
17468 (compute_call_stmt_bb_frequency): Update prototype.
17469 (cgraph_materialize_all_clones): New function.
17470 * ipa-cp.c (ipcp_update_cloned_node): Remove.
17471 (ipcp_create_replace_map): Update to VECtors.
17472 (ipcp_update_callgraph): Use virtual clones.
17473 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
17474 (ipcp_update_profiling): Do not update local profiling.
17475 (ipcp_insert_stage): Use VECtors and virtual clones.
17476 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
17477 (clone_of_p): New function.
17478 (cgraph_preserve_function_body_p): Use clone tree.
17479 (cgraph_optimize): Materialize clones.
17480 (cgraph_function_versioning): Update for VECtors.
17481 (save_inline_function_body): Use clone tree.
17482 (cgraph_materialize_clone): New function.
17483 (cgraph_materialize_all_clones): Likewise.
17484 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
17485 * ipa.c: Include gimple.h.
17486 (cgraph_remove_unreachable_nodes): Use clone tree.
17487 * ipa-prop.c (ipa_note_param_call): Update call to
17488 compute_call_stmt_bb_frequencycall.
17489 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
17490 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
17491 (copy_bb): Handle updating of clone tree; add new edge when new call
17493 (expand_call_inline): Be strict about every call having edge.
17494 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
17495 (delete_unreachable_blocks_update_callgraph): New function.
17496 (tree_function_versioning): Use VECtors; always remove unreachable
17497 blocks and fold conditionals.
17498 * tree-inline.h: Do not include varray.h.
17499 (tree_function_versioning): Remove.
17500 * Makefile.in (GTFILES): Remove tree-inline.c
17501 * passes.c (do_per_function): Do only functions having body.
17502 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
17505 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
17506 Andrew Morrow <acm@google.com>
17509 * c-common.c (c_common_attribute_table): Permit deprecated
17510 attribute to take an optional argument.
17511 (handle_deprecated_attribute): If the optional argument to
17512 __attribute__((deprecated)) is not a string ignore the attribute
17513 and emit a warning.
17515 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
17516 * c-typeck.c (build_component_ref): Likewise.
17517 (build_external_ref): Likewise.
17519 * toplev.c (warn_deprecated_use): Add an attribute argument.
17520 Emit the message associated with __attribute__((deprecated)).
17522 * toplev.h (warn_deprecated_use): Updated.
17524 * doc/extend.texi: Document new optional parameter to
17525 __attribute__((deprecated))
17527 2009-05-08 Michael Eager <eager@eagercon.com>
17529 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
17530 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
17532 2009-05-08 Richard Guenther <rguenther@suse.de>
17534 PR tree-optimization/40062
17535 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
17536 Avoid exponential behavior.
17538 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
17540 PR rtl-optimization/33928
17542 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
17543 process_uses, build_single_def_use_links): New.
17544 (update_df): Update use_def_ref.
17545 (forward_propagate_into): Use get_def_for_use instead of use-def
17547 (fwprop_init): Call build_single_def_use_links and let it initialize
17549 (fwprop_done): Free use_def_ref.
17550 (fwprop_addr): Eliminate duplicate call to df_set_flags.
17551 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
17552 df_rd_simulate_one_insn): New.
17553 (df_rd_bb_local_compute_process_def): Update head comment.
17554 (df_chain_create_bb): Use the new RD simulation functions.
17555 * df.h (df_rd_simulate_artificial_defs_at_top,
17556 df_rd_simulate_one_insn): New.
17557 * opts.c (decode_options): Enable fwprop at -O1.
17558 * doc/invoke.texi (-fforward-propagate): Document this.
17560 2009-05-08 Joseph Myers <joseph@codesourcery.com>
17563 * c-typeck.c (build_binary_op): Handle arithmetic between one real
17564 and one complex operand specially.
17565 * tree-complex.c (some_nonzerop): Do not identify a real value as
17566 zero if flag_signed_zeros.
17568 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
17570 PR rtl-optimization/33928
17571 * loop-invariant.c (record_use): Fix && vs. || mishap.
17573 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
17575 PR rtl-optimization/33928
17576 * loop-invariant.c (struct use): Add addr_use_p.
17577 (struct def): Add n_addr_uses.
17578 (struct invariant): Add cheap_address.
17579 (create_new_invariant): Set cheap_address.
17580 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
17581 (record_uses): Pass df_ref to record_use.
17582 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
17585 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
17587 * config/sh/sh.c: Do not include c-pragma.h.
17589 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
17591 * config/spu/spu.c: Remove include of c-common.h.
17593 2009-05-07 Janis Johnson <janis187@us.ibm.com>
17596 * c-common.h (mark_valid_location_for_stdc_pragma,
17597 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
17598 clear_float_const_decimal64, float_const_decimal64_p): New.
17599 * c.opt (Wunsuffixed-float-constants): New.
17600 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
17601 unsuffixed float constant, handle new warning.
17602 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
17603 * c-decl.c (c_scope): New flag float_const_decimal64.
17604 (set_float_const_decimal64, clear_float_const_decimal64,
17605 float_const_decimal64_p): New.
17606 (push_scope): Set new flag.
17607 * c-parser.c (c_parser_translation_unit): Mark when it's valid
17608 to use STDC pragmas.
17609 (c_parser_external_declaration): Ditto.
17610 (c_parser_compound_statement_nostart): Ditto.
17611 * c-pragma.c (valid_location_for_stdc_pragma,
17612 mark_valid_location_for_stdc_pragma,
17613 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
17614 handle_pragma_float_const_decimal64): New.
17615 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
17616 * cp/semantics.c (valid_location_for_stdc_pragma_p,
17617 set_float_const_decimal64, clear_float_const_decimal64,
17618 float_const_decimal64_p): New dummy functions.
17619 * doc/extend.texi (Decimal Float): Remove statement that the
17620 pragma, and suffix for double constants, are not supported.
17621 * doc/invoke.texi (Warning Options): List new option.
17622 (-Wunsuffixed-float-constants): New.
17624 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
17626 * config/i386/i386.c: Do not include c-common.h.
17628 2009-05-07 Mark Heffernan <meheff@google.com>
17630 * doc/invoke.texi (Debugging Options): Document change of debugging
17632 * opts.c (decode_options): Make dump_base_name relative to
17633 aux_base_name directory.
17635 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
17637 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
17638 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
17640 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
17642 * Makefile.in (install-plugin): Simplify a bit.
17644 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
17646 * Makefile.in (OBJS-common): Add regcprop.o.
17648 * timevar.def (TV_CPROP_REGISTERS): New.
17649 * regrename.c (regrename_optimize): Return 0.
17650 (rest_of_handle_regrename): Delete.
17651 (pass_rename_registers): Point to regrename_optimize.
17652 (struct value_data_entry, struct value_data,
17653 kill_value_one_regno, kill_value_regno, kill_value,
17654 set_value_regno, init_value_data, kill_clobbered_value,
17655 kill_set_value, kill_autoinc_value, copy_value,
17656 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
17657 replace_oldest_value_reg, replace_oldest_value_addr,
17658 replace_oldest_value_mem, copyprop_hardreg_forward_1,
17659 debug_value_data, validate_value_data): Move...
17660 * regcprop.c: ... here.
17661 (rest_of_handle_cprop): Delete.
17662 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
17664 2009-05-07 Jakub Jelinek <jakub@redhat.com>
17666 PR middle-end/40057
17667 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
17668 GEN_INT for 1 << bitnum.
17669 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
17670 build_int_cst_type.
17672 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
17674 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
17675 Remove wrong description of "nand" operation.
17677 2009-05-06 Richard Guenther <rguenther@suse.de>
17678 Adam Nemet <anemet@caviumnetworks.com>
17680 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
17681 comment. Add that if LHS is not a gimple register, then RHS1 has
17682 to be a single object (GIMPLE_SINGLE_RHS).
17684 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
17686 * expr.c (get_def_for_expr): Move it up in the file.
17687 (store_field): When expanding a bit-field store, look at the
17688 defining gimple stmt for the masking conversion.
17690 2009-05-06 Janis Johnson <janis187@us.ibm.com>
17692 PR middle-end/39986
17693 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
17694 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
17695 32-bit memcpy into long.
17697 2009-05-06 Jakub Jelinek <jakub@redhat.com>
17699 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
17700 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
17702 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
17703 instead of appending DW_OP_deref*.
17705 2009-05-06 Michael Matz <matz@suse.de>
17707 PR middle-end/40021
17708 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
17709 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
17711 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
17713 * Makefile.in (install-plugin): Fix srcdir handling.
17715 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
17717 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
17718 when processing for not_regs_needed bitmap.
17719 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
17720 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
17721 handling it for rhs.
17723 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
17725 * config/i386/i386.md (unnamed inc/dec peephole): Use
17726 optimize_insn_for_size_p instead of optimize_size.
17727 * config/i386/predicates.md (incdec_operand): Likewise.
17728 (aligned_operand): Likewise.
17729 * config/i386/sse.md (divv8sf3): Likewise.
17730 (sqrtv8sf2): Likewise.
17732 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
17734 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
17736 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
17738 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
17740 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
17741 ssemodesuffixf2c with avxmodesuffixf2c.
17743 2009-05-06 Joseph Myers <joseph@codesourcery.com>
17746 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
17748 2009-05-05 Jakub Jelinek <jakub@redhat.com>
17750 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
17751 (struct tree_base): Adjust spacing for 8 bit boundaries.
17752 (struct tree_decl_common): Add decl_by_reference_flag bit.
17753 (DECL_BY_REFERENCE): Adjust.
17754 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
17755 print DECL_BY_REFERENCE bit.
17756 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
17757 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
17758 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
17759 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
17762 PR middle-end/39666
17763 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
17764 range of the type, but default label is missing, add it with one
17765 of the existing labels instead of adding a new label for it.
17767 2009-05-05 Joseph Myers <joseph@codesourcery.com>
17771 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
17773 * Makefile.in (enable_plugin, plugin_includedir): New.
17774 (install): Depend on install-plugin.
17775 (PLUGIN_HEADERS): New.
17776 (install-plugin): New.
17777 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
17779 2009-05-05 Richard Guenther <rguenther@suse.de>
17781 PR tree-optimization/40022
17782 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
17784 (phivn_valid_p): Fix tuplification error, simplify.
17785 (phiprop_insert_phi): Add dumps.
17786 (propagate_with_phi): Simplify.
17788 2009-05-05 Richard Guenther <rguenther@suse.de>
17790 PR middle-end/40023
17791 * builtins.c (gimplify_va_arg_expr): Properly build the address.
17793 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
17795 * tree.h (strip_float_extensions): Remove duplicate declaration.
17796 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
17797 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
17798 block_ultimate_origin): Rearrange the declarations line to match the
17799 comment that indicates the .c file which the functions are defined.
17800 (dwarf2out_*, set_decl_rtl): Add comment.
17801 (get_base_address): Adjust comment.
17802 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
17803 declarations line and add comment.
17804 (is_builtin_name): Add blank after function name, for clarity.
17806 2009-05-04 Joseph Myers <joseph@codesourcery.com>
17808 * attribs.c (decl_attributes): Use %qE for identifiers in
17810 * cgraphunit.c (verify_cgraph_node): Translate function names to
17811 locale character set in diagnostics.
17812 * coverage.c (get_coverage_counts): Use %qE for identifiers in
17814 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
17815 Document that functions are named in UTF-8.
17816 * expr.c (expand_expr_real_1): Translate function names to locale
17817 character set in diagnostics.
17818 * gimplify.c (omp_notice_variable, omp_is_private,
17819 gimplify_scan_omp_clauses): Use %qE for identifiers in
17821 * langhooks.c (lhd_print_error_function): Translate function names
17822 to locale character set.
17823 * langhooks.h (decl_printable_name): Document that return value is
17824 in internal character set.
17825 * stmt.c: Include pretty-print.h
17826 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
17828 (resolve_operand_name_1): Translate named operand name to locale
17830 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
17832 * toplev.c (announce_function): Translate function names to locale
17834 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
17835 (default_tree_printer): Use pp_identifier or translate identifiers
17836 to locale character set. Mark "<anonymous>" for translation.
17837 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
17838 for identifiers in diagnostics.
17839 * tree.c (handle_dll_attribute): Use %qE for identifiers in
17841 * varasm.c (output_constructor): Use %qE for identifiers in
17844 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
17846 * configure.ac: use ` ` instead of $()
17847 * configure: Regenerate.
17849 2009-05-05 Ben Elliston <bje@au.ibm.com>
17851 * config/pa/linux-atomic.c: Eliminate conditional include of
17852 errno.h on non-LP64 systems to simplify build requirements.
17854 2009-05-04 Joseph Myers <joseph@codesourcery.com>
17856 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
17858 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
17859 and pass value to identifier_to_locale.
17860 (warn_variable_length_array): Make name a tree.
17861 (grokdeclarator): Separate diagnostic texts for named and unnamed
17862 declarators. Use %qE for named declarators.
17863 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
17865 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
17866 identifiers in diagnostics.
17867 * c-typeck.c (push_member_name, start_init): Pass identifiers to
17868 identifier_to_locale. Mark "anonymous" strings for translation.
17870 2009-05-04 Michael Eager <eager@eagercon.com>
17872 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
17873 address for DImode/DFmode only if double-precision FP regs.
17875 2009-05-04 Michael Eager <eager@eagercon.com>
17877 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
17878 TARGET_SINGLE_FLOAT check.
17880 2009-05-04 Michael Eager <eager@eagercon.com>
17882 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
17884 2009-05-04 Michael Eager <eager@eagercon.com>
17886 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
17887 * config/rs6000/t-xilinx: New
17889 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
17891 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
17892 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
17893 * gcc/explow.c (memory_address): Use target hook.
17894 * gcc/targhooks.c (default_legitimize_address): New.
17895 * gcc/targhooks.h (default_legitimize_address): New.
17896 * gcc/target.h (legitimize_address): New.
17897 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
17898 (TARGET_INITIALIZER): Include it.
17899 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
17901 * config/bfin/bfin-protos.h (legitimize_address): Remove.
17902 * config/bfin/bfin.c (legitimize_address): Remove.
17903 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
17904 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
17906 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
17907 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
17909 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
17910 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
17911 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
17912 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
17913 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
17914 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
17915 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
17916 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
17917 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
17918 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
17919 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
17920 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
17921 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
17922 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
17923 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
17924 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
17925 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
17926 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
17927 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
17928 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
17929 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
17930 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
17931 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
17933 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
17934 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
17935 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
17936 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
17937 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
17938 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
17939 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
17940 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
17941 (thumb_legitimize_address): Delete.
17942 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
17943 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
17944 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
17945 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
17946 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
17947 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
17949 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
17952 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
17953 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
17954 * config/m32r/m32r.c (m32r_legitimize_address): New.
17955 * config/m68k/m68k.c (m68k_legitimize_address): New.
17956 * config/score/score.c (score_legitimize_address): Standardize.
17957 * config/score/score3.c (score3_legitimize_address): Standardize.
17958 * config/score/score3.h (score3_legitimize_address): Adjust.
17959 * config/score/score7.c (score7_legitimize_address): Standardize.
17960 * config/score/score7.h (score7_legitimize_address): Adjust.
17961 * config/sh/sh.c (sh_legitimize_address): New.
17962 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
17964 * gcc/config/s390/s390.c (legitimize_address): Rename to...
17965 (s390_legitimize_address): ... this.
17966 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
17967 (sparc_legitimize_address): ... this.
17968 * gcc/config/i386/i386.c (legitimize_address): Rename to...
17969 (ix86_legitimize_address): ... this.
17970 * gcc/config/avr/avr.c (legitimize_address): Rename to...
17971 (avr_legitimize_address): ... this.
17972 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
17973 (mn10300_legitimize_address): ... this.
17974 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
17975 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
17976 (alpha_expand_mov): Adjust call.
17978 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
17979 * config/spu/spu.c (spu_legitimize_address): Likewise.
17980 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
17981 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
17983 2009-05-04 Joseph Myers <joseph@codesourcery.com>
17985 * intl.c (locale_encoding, locale_utf8): New.
17986 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
17987 * intl.h (locale_encoding, locale_utf8): Declare.
17988 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
17989 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
17991 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
17993 (pp_tree_identifier): Define to call pp_base_tree_identifier.
17994 (pp_base_tree_identifier): Declare as function.
17995 (identifier_to_locale): Declare.
17996 * Makefile.in (pretty-print.o): Update dependencies.
17997 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
17999 2009-05-04 Richard Guenther <rguenther@suse.de>
18001 PR middle-end/40015
18002 * builtins.c (fold_builtin_memory_op): Do not decay to element
18003 type if the size matches the whole array.
18005 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
18007 * expmed.c (synth_mult): When trying out a shift, pass the result
18010 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
18012 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
18013 (shiftsub1_cost): New.
18014 (init_expmed): Compute shiftsub1_cost.
18015 (synth_mult): Optimize multiplications by constants of the form
18016 -(2^^m-1) for some constant positive integer m.
18018 2009-05-03 Richard Guenther <rguenther@suse.de>
18021 * c-typeck.c (array_to_pointer_conversion): Do not built
18022 ADDR_EXPRs of arrays of pointer-to-element type.
18023 * c-gimplify.c (c_gimplify_expr): Revert change fixing
18024 up wrong ADDR_EXPRs after-the-fact.
18025 * c-common.c (strict_aliasing_warning): Strip pointer
18026 conversions for obtaining the original type.
18027 * builtins.c (fold_builtin_memset): Handle array types.
18028 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
18031 2009-05-03 Richard Guenther <rguenther@suse.de>
18033 PR middle-end/23329
18034 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
18035 Do not lose casts from array types with unknown extent to array
18036 types with known extent.
18037 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
18038 alias set compatibility.
18040 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
18042 * flags.h (extra_warnings): Delete.
18043 * toplev.c (process_options): Handle Wuninitialized here.
18044 * opts.c (extra_warnings): Delete.
18045 (set_Wextra): Delete.
18046 (common_handle_option): -Wextra can be handled automatically.
18047 * c-opts.c (c_common_handle_option): Delete obsolete code.
18048 (c_common_post_options): Simplify comment.
18049 * common.opt (W): Add Var.
18051 (Wuninitialized): Initialize to -1.
18053 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
18054 Richard Guenther <rguenther@suse.de>
18056 * expr.c (get_def_for_expr): New function.
18057 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
18058 SSA rather than trees.
18059 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
18060 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
18062 2009-05-03 Joseph Myers <joseph@codesourcery.com>
18064 * c-common.c (reswords): Add _Imaginary.
18065 * c-common.c (enum rid): Add RID_IMAGINARY.
18067 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
18069 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
18070 Patch by Richard Guenther.
18072 2009-05-03 Anatoly Sokolov <aesok@post.ru>
18074 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
18075 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
18076 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
18077 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
18078 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
18079 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
18080 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
18081 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
18082 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
18083 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
18084 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
18085 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
18086 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
18087 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
18088 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
18089 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
18090 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
18091 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
18093 2009-05-02 Richard Guenther <rguenther@suse.de>
18095 PR tree-optimization/39940
18096 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
18099 2009-05-02 Richard Guenther <rguenther@suse.de>
18101 PR middle-end/40001
18102 * tree-ssa.c (execute_update_addresses_taken): Properly check
18103 if we can mark a variable DECL_GIMPLE_REG_P.
18104 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
18105 back to the end of the function.
18106 (is_gimple_reg_type): Remove complex type special casing.
18107 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
18110 2009-05-02 Ben Elliston <bje@au.ibm.com>
18112 * doc/collect2.texi (Collect2): Document search path behaviour
18113 when configured with --with-ld.
18115 2009-05-02 Jan Hubicka <jh@suse.cz>
18117 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
18118 parameter; update callers.
18119 (coalesce_cost_edge): EH edges are costier because they needs
18120 splitting even if not critical and even more costier when there are
18121 multiple EH predecestors.
18123 2009-05-02 Jan Hubicka <jh@suse.cz>
18125 * except.c (remove_eh_handler_and_replace): Handle updating after
18126 removing TRY blocks.
18128 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
18130 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
18132 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
18134 * varasm.c: Do not include c-pragma.h.
18135 * attribs.c: Do not incude c-common.h.
18137 2009-05-01 Michael Matz <matz@suse.de>
18139 * calls.c (initialize_argument_information): Handle SSA names like
18140 decls with a non MEM_P DECL_RTL.
18142 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
18144 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
18145 * ipa-utils.c: Likewise.
18146 * ipa-type-escape.c: Likewise.
18147 * cgraphunit.c Do not include c-common.h.
18148 * ipa-pure-const.c: Likewise.
18149 * tree-if-conv.c: Likewise.
18150 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
18151 * ipa-struct-reorg.c: Likewise.
18152 * tree-nomudflap.c: Likewise.
18153 * tree-ssa-structalias.c: Likewise.
18155 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
18157 * store-motion.c: Many cleanups to make this pass a first-class
18158 citizen instead of an appendix to gcse load motion. Add TODO list
18159 to make this pass faster/cleaner/better.
18161 (struct ls_expr): Post gcse.c-split cleanups.
18162 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
18163 "stores" field to "avail_stores".
18164 (pre_ldst_mems): Rename to store_motion_mems.
18165 (pre_ldst_table): Rename to store_motion_mems_table.
18166 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
18167 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
18168 (ldst_entry): Rename to st_expr_entry, update users.
18169 (free_ldst_entry): Rename to free_st_expr_entry, update users.
18170 (free_ldst_mems): Rename to free_store_motion_mems, update users.
18171 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
18173 (first_ls_expr): Rename to first_st_expr, update users.
18174 (next_ls_expr): Rename to next_st_expr, update users.
18175 (print_ldst_list): Rename to print_store_motion_mems. Print names of
18176 fields properly for store motion instead of names inherited from load
18178 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
18179 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
18182 (ae_kill): Rename to st_kill, update users.
18183 (ae_gen): Rename to st_avloc, update users.
18184 (transp): Rename to st_transp, update users.
18185 (pre_insert_map): Rename to st_insert_map, update users.
18186 (pre_delete_map): Rename to st_delete_map, update users.
18187 (insert_store, build_store_vectors, free_store_memory,
18188 one_store_motion_pass): Update for abovementioned changes.
18190 (gcse_subst_count, gcse_create_count): Remove.
18191 (one_store_motion_pass): New statistics counters "n_stores_deleted"
18192 and "n_stores_created", local variables.
18194 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
18197 (regvec, compute_store_table_current_insn): Remove.
18198 (reg_set_info, reg_clear_last_set): Remove.
18199 (compute_store_table): Use DF caches instead of local dataflow
18202 2009-05-01 Joseph Myers <joseph@codesourcery.com>
18204 * c-objc-common.c (c_tree_printer): Print identifiers with
18205 pp_identifier, not pp_string. Mark "({anonymous})" for
18207 * c-pretty-print.c (pp_c_ws_string): New.
18208 (pp_c_cv_qualifier, pp_c_type_specifier,
18209 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
18210 pp_c_storage_class_specifier, pp_c_function_specifier,
18211 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
18212 pp_c_primary_expression, pp_c_postfix_expression,
18213 pp_c_unary_expression, pp_c_shift_expression,
18214 pp_c_relational_expression, pp_c_equality_expression,
18215 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
18216 use pp_string and pp_c_ws_string in place of pp_identifier and
18217 pp_c_identifier for non-identifiers. Mark English strings for
18219 * c-pretty-print.h (pp_c_ws_string): Declare.
18221 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
18222 Roland McGrath <roland@redhat.com>
18224 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
18225 (ENABLE_LD_BUILDID): New configuration option.
18226 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
18227 (LINK_BUILDID_SPEC): New macro.
18228 (init_spec): If defined, prepend it between LINK_EH_SPEC and
18230 * doc/install.texi: Document --enable-linker-build-id option.
18231 * configure: Rebuild.
18232 * config.in: Rebuild.
18234 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
18236 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
18237 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
18238 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
18239 MIPS_GP_SAVE_AREA_SIZE.
18240 * config/mips/mips.c (struct mips_frame_info): Update comment
18241 before arg_pointer_offset and hard_frame_pointer_offset.
18242 (mips_compute_frame_info): Update diagram before function: to
18243 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
18244 indicate the position of frame_pointer_rtx with -fstack-protector and
18245 to show args_size. Don't allocate cprestore area for leaf functions
18246 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
18248 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
18250 2009-04-30 Michael Matz <matz@suse.de>
18252 PR tree-optimization/39955
18253 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
18255 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
18257 * ira.c (setup_cover_and_important_classes): Use safe macro
18258 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
18260 * genpreds.c (write_tm_preds_h): Output suitable definition of
18261 REG_CLASS_FOR_CONSTRAINT.
18263 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
18265 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
18267 * bitmap.c (bitmap_descriptor): Likewise.
18268 * ggc-common.c (loc_descriptor): Likewise.
18269 * varray.c (varray_descriptor): Likewise.
18270 * vec.c (vec_descriptor): Likewise.
18272 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
18274 * Makefile.in (dce.o): Add $(EXCEPT_H).
18275 * dce.c: Include except.h and delete redundant vector definitions.
18276 (deletable_insn_p): Return false for non-call insns that can throw
18279 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
18281 * gcse.c (ae_gen): Remove.
18282 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
18283 and make non-static function to make it available in store-motion.c.
18284 Update call sites with search-and-replace.
18285 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
18286 extract_mentioned_regs, extract_mentioned_regs_helper,
18287 find_moveable_store, compute_store_table, load_kills_store, find_loads,
18288 store_killed_in_insn, store_killed_after, store_killed_before,
18289 build_store_vectors, insert_insn_start_basic_block, insert-store,
18290 remove_reachable_equiv_notes, replace_store_insn, delete_store,
18291 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
18292 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
18293 * store-motion.c: ...new file. Also copy data structures from gcse.c
18294 and clean up to remove parts not used by store motion.
18295 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
18296 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
18298 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18301 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
18302 when optimizing for size.
18304 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
18306 * gcse.c (gcse_constant_p): Fix typo in last change.
18308 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
18310 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
18312 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
18314 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
18316 2009-04-29 James E. Wilson <wilson@codesourcery.com>
18318 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
18319 CONST_HIGH_PART result.
18321 2009-04-29 Anatoly Sokolov <aesok@post.ru>
18323 * config/avr/avr.c (initial_elimination_offset): Rename to
18324 avr_initial_elimination_offset.
18325 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
18326 change return type to bool.
18327 (avr_can_eliminate): New function.
18328 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
18329 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
18330 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
18331 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
18332 avr_initial_elimination_offset.
18333 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
18334 (avr_initial_elimination_offset): Define.
18336 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
18337 Steven Bosscher <steven@gcc.gnu.org>
18339 PR rtl-optimization/39938
18340 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
18341 * cfgrtl.c: Include insn-attr.h.
18342 (rest_of_pass_free_cfg): New function.
18343 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
18344 * resource.c (init_resource_info): Remove call to df_analyze.
18346 2009-04-29 Richard Guenther <rguenther@suse.de>
18349 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
18350 allow conversion to signed integers.
18352 2009-04-29 Richard Guenther <rguenther@suse.de>
18354 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
18355 shifts of floating point vectors if the shift amount is
18356 a constant multiple of the element size.
18358 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
18359 Michael Matz <matz@suse.de>
18361 PR middle-end/39927
18363 * tree-outof-ssa.c (emit_partition_copy): New function.
18364 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
18365 insert_part_to_rtx_on_edge): Perform the partition base var
18366 copy using emit_partition_copy.
18367 (insert_value_copy_on_edge): Convert constants to the right mode.
18368 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
18369 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
18371 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18373 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
18374 scan backwards to try to find a constant to initialize it.
18376 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
18377 insn before the loop_end instruction, don't look past labels.
18379 2009-04-29 Richard Guenther <rguenther@suse.de>
18381 PR middle-end/39937
18382 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
18383 loose type conversions.
18384 (forward_propagate_addr_expr): Fix tuplification bug. Remove
18385 stmts only if there are no uses of its definition.
18387 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18389 * config/bfin/bfin.h (splitting_loops): Declare.
18390 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
18391 Reorder bit definitions to be ascending.
18392 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
18393 * config/bfin/bfin.c (splitting_loops): New variable.
18394 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
18395 (struct loop_info): Remove members INIT and LOOP_INIT.
18396 (bfin_optimize_loop): Don't set them. Reorder the code that generates
18397 the LSETUP sequence. Allow LC to be loaded from any register, but
18398 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
18399 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
18401 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
18402 of reload_completed.
18405 * config/bfin/bfin.md (movsi_insn): Refine constraints.
18407 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
18409 * Makefile.in (PLUGIN_VERSION_H): New.
18410 (OBJS-common): Remove plugin-version.o.
18411 (plugin.o): Depend on (PLUGIN_VERSION_H).
18412 (plugin-version.o): Remove.
18413 * configure: Regenerate
18414 * configure.ac: Create plugin-version.h.
18415 * gcc-plugin.h (plugin_gcc_version): Remove.
18416 (plugin_default_version_check): Change signature.
18417 * plugin-version.c: Remove.
18418 * plugin.c: Include plugin-version.h.
18419 (str_plugin_gcc_version_name): Remove.
18420 (try_init_one_plugin): Pass gcc version to plugin_init.
18421 (plugin_default_version_check): Both gcc and plugin versions are now
18424 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18426 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
18427 problematic last insns. Test for TYPE_CALL rather than CALL_P.
18428 Remove special case testing for last insn of inner loops. Don't fail
18429 if the loop ends with a jump, emit an extra nop instead.
18431 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
18432 DREGS rather than comparing directly. Remove code that tries to
18433 account for latencies.
18435 2009-04-29 Richard Guenther <rguenther@suse.de>
18437 PR tree-optimization/39941
18438 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
18439 eliminating an indirect call.
18441 2009-04-29 Richard Guenther <rguenther@suse.de>
18443 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
18444 parameter. Allow invariants as base if !require_lvalue.
18445 (verify_gimple_assign_single): Adjust.
18447 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18449 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
18450 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
18451 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
18452 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
18453 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
18455 * config/bfin/bfin.c (bfin_expand_builtin,
18456 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
18458 2009-04-28 Richard Guenther <rguenther@suse.de>
18460 * tree-vect-loop.c (get_initial_def_for_induction): Use
18461 correct types for pointer increment.
18463 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18465 * toplev.c (print_version): Update GMP version string calculation.
18467 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
18469 PR rtl-optimization/39938
18470 * resource.c (init_resource_info): Add call to df_analyze.
18472 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
18474 * config/alpha/alpha.md (usegp): Cast the result of
18475 alpha_find_lo_sum_using_gp to enum attr_usegp.
18476 * config/alpha/alpha.c (override_options): Remove end-of-structure
18477 marker element from cpu_table. Use array size of cpu_table to handle
18478 -mcpu and -mtune options.
18479 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
18481 2009-04-28 Joseph Myers <joseph@codesourcery.com>
18483 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
18484 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
18485 tune_32 and tune_64.
18486 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
18487 support on PowerPC.
18488 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
18489 * config/rs6000/option-defaults.h: ... here. New file.
18490 (OPT_64, OPT_32): Define.
18491 (MASK_64BIT): Define to 0 if not already defined.
18492 (OPT_ARCH64, OPT_ARCH32): Define.
18493 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
18496 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18498 * config/arm/arm.c (arm_override_options): Emit error on using
18501 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
18503 PR rtl-optimization/39914
18504 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
18505 registers for allocnos created from user-defined variables only
18506 when not optimizing.
18508 2009-04-28 Richard Guenther <rguenther@suse.de>
18510 PR middle-end/39937
18511 * fold-const.c (fold_binary): Use distribute_real_division only
18514 2009-04-28 Steve Ellcey <sje@cup.hp.com>
18516 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
18517 add hpux-stdint.h to tm_file.
18518 (hppa[12]*-*-hpux11*): Ditto.
18519 (ia64*-*-hpux*): Ditto.
18520 * config/hpux-stdint.h: New.
18521 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
18522 __STDC_EXT__ for all compiles.
18523 * config/pa/pa-hpux.h: Ditto.
18524 * config/pa/pa-hpux10.h: Ditto.
18525 * config/pa/pa-hpux11.h: Ditto.
18527 2009-04-28 Catherine Moore <clm@codesourcery.com>
18529 * debug.h (set_name): Add comment.
18531 2009-04-28 Andrew Pinski <pinskia@gmail.com>
18534 * config/darwin.c (machopic_gen_offset): Check
18535 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
18536 * config/arm/arm.c (require_pic_register): Likewise.
18538 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
18540 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
18541 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
18542 m32c_promote_prototypes): Delete.
18544 2009-04-28 Michael Matz <matz@suse.de>
18546 PR middle-end/39922
18547 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
18550 2009-04-28 Richard Guenther <rguenther@suse.de>
18552 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
18554 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18556 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
18557 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
18558 * config/arm/arm-tune.md: Regenerate.
18560 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
18562 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
18563 block if there are complex incoming edges.
18564 (sel_merge_blocks): Remove useless assert.
18565 (sel_redirect_edge_and_branch): Check that edge was redirected.
18566 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
18567 (sel_find_rgns): Delete declaration.
18568 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
18569 the region when it is not a preheader.
18571 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
18574 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
18576 2009-04-28 Richard Guenther <rguenther@suse.de>
18578 * tree.h (SSA_NAME_VALUE): Remove.
18579 (struct tree_ssa_name): Remove value_handle member.
18580 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
18581 array for jump threading.
18582 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
18584 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
18585 * tree-flow.h (threadedge_initialize_values): Declare.
18586 (threadedge_finalize_values): Likewise.
18587 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
18588 (SSA_NAME_VALUE): Define.
18589 (threadedge_initialize_values): New function.
18590 (threadedge_finalize_values): Likewise.
18591 * tree-ssa-dom.c (ssa_name_values): New global variable.
18592 (SSA_NAME_VALUE): Define.
18593 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
18595 2009-04-28 Ira Rosen <irar@il.ibm.com>
18597 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
18598 Use REPORT_VECTORIZED_LOCATIONS instead
18599 REPORT_VECTORIZED_LOOPS.
18600 * tree-vectorizer.c (vect_verbosity_level): Make static.
18601 (vect_loop_location): Rename to vect_location.
18602 (vect_set_verbosity_level): Update comment.
18603 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
18605 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
18606 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
18607 instead REPORT_UNVECTORIZED_LOOPS.
18608 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
18609 and vect_loop_def to vect_external_def and vect_internal_def.
18610 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
18611 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
18612 REPORT_UNVECTORIZED_LOCATIONS.
18613 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
18614 and vect_used_in_loop and to vect_unused_in_scope and
18615 vect_used_in_scope.
18616 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
18617 (vect_verbosity_level): Remove declaration.
18618 (vect_analyze_operations): Likewise.
18619 (vect_analyze_stmt): Declare.
18620 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
18621 REPORT_UNVECTORIZED_LOCATIONS.
18622 (vect_get_loop_niters): Fix indentation.
18623 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
18624 (vect_analyze_loop_operations): New function.
18625 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
18626 vect_analyze_operations.
18627 (vect_is_simple_reduction): Use new names.
18628 (vectorizable_live_operation, vect_transform_loop): Likewise.
18629 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
18630 to specify whether the data references can be a part of interleaving
18632 (vect_analyze_data_ref_dependence): Use new names.
18633 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
18634 (vect_create_addr_base_for_vector_ref): Remove redundant code.
18635 * tree-vect-patterns.c (widened_name_p): Use new names.
18636 (vect_recog_dot_prod_pattern): Likewise.
18637 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
18638 (process_use, vect_mark_stmts_to_be_vectorized,
18639 vect_model_simple_cost, vect_model_store_cost,
18640 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
18641 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
18642 vectorizable_operation, vectorizable_type_demotion,
18643 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
18644 vectorizable_condition): Likewise.
18645 (vect_analyze_operations): Split into vect_analyze_loop_operations
18647 (vect_analyze_stmt): ... new function.
18648 (new_stmt_vec_info): Use new names.
18649 (vect_is_simple_use): Use new names and fix comment.
18650 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
18651 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
18653 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
18656 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
18657 and integer modes for x87 operands. Do not ICE for unsupported size,
18658 generate error instead. Generate error for unsupported operand types.
18659 ['z']: Do not handle HImode memory operands specially. Warning
18660 for floating-point operands. Fallthru to 'Z' for unsupported operand
18661 types. Do not ICE for unsupported size, generate error instead.
18662 (output_387_binary_op): Use %Z to output operands.
18663 (output_fp_compare): Ditto.
18664 (output_387_reg_move): Ditto.
18666 2009-04-28 Ben Elliston <bje@au.ibm.com>
18671 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18673 * builtins.c (c_strlen): Do not warn here.
18674 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
18675 * c-common.c (pointer_int_sum): Take an explicit location.
18676 Warn about offsets out of bounds.
18677 * c-common.h (pointer_int_sum): Adjust declaration.
18679 2009-04-27 Ian Lance Taylor <iant@google.com>
18681 * collect2.c (is_ctor_dtor): Change type of ret field in struct
18683 * dce.c (run_fast_df_dce): Change type of old_flags to int.
18684 * df-core.c (df_set_flags): Change return type to int. Change
18685 type of old_flags to int.
18686 (df_clear_flags): Likewise.
18687 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
18688 (df_get_conditional_uses): Likewise.
18689 * df.h (df_set_flags, df_clear_flags): Update declarations.
18690 * dwarf2out.c (struct indirect_string_node): Change type of form
18691 field to enum dwarf_form.
18692 (AT_string_form): Change return type to enum dwarf_form.
18693 * fixed-value.c (fixed_compare): Add cast to enum type.
18694 * fwprop.c (update_df): Change 0 to VOIDmode.
18695 * gensupport.c: Change 0 to UNKNOWN.
18696 * gimple.h (gimple_cond_code): Add cast to enum type.
18697 * haifa-sched.c (reemit_notes): Add cast to enum type.
18698 * hooks.c (hook_int_void_no_regs): Remove function.
18699 * hooks.h (hook_int_void_no_regs): Remove declaration.
18700 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
18701 * predict.c (combine_predictions_for_insn): Add casts to enum type.
18702 * real.c (real_arithmetic): Add cast to enum type.
18703 (real_compare): Likewise.
18704 * target.h (struct gcc_target): Change return type of
18705 branch_target_register_class to enum reg_class.
18706 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
18707 default_branch_target_register_class.
18708 * targhooks.c (default_branch_target_register_class): New function.
18709 * targhooks.h (default_branch_target_register_class): Declare.
18710 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
18711 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
18713 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
18715 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
18716 vect_uninitialized_def. Change 0 to ERROR_MARK.
18717 * tree-vect-stmts.c (supportable_widening_operation): Don't
18718 initialize icode1 and icode2.
18719 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
18720 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
18722 (cmn_err_flag_specs): Change 0 to STD_C89.
18723 (cmn_err_char_table): Likewise.
18724 * config/arm/arm.c (get_arm_condition_code): Change type of code
18725 to enum arm_cond_code.
18726 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
18727 (IWMMXT_BUILTIN2): Likewise.
18728 (neon_builtin_type_bits): Don't define typedef.
18729 (neon_builtin_datum): Change type of bits field to int.
18730 (arm_expand_neon_args): Add cast to enum type.
18731 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
18733 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
18734 casts to enum type.
18735 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
18737 * config/mips/mips.md (jal_macro): Return enum constant.
18738 (single_insn): Likewise.
18739 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
18741 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
18742 casts to enum type.
18743 * config/s390/s390.c (s390_tune_flags): Change type to int.
18744 (s390_arch_flags): Likewise.
18745 (s390_handle_arch_option): Change flags field of struct pta to int.
18746 * config/s390/s390.h (s390_tune_flags): Update declaration.
18747 (s390_arch_flags): Likewise.
18748 * config/sh/sh.c (prepare_move_operands): Compare
18749 tls_symbolic_operand result with enum constant.
18750 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
18751 (sh_expand_prologue): Add cast to enum type.
18752 (sh_expand_epilogue): Likewise.
18753 (tls_symbolic_operand): Change return type to enum tls_model.
18754 (fpscr_set_from_mem): Add cast to enum type.
18755 (legitimize_pic_address): Compare tls_symbolic_operand result with
18757 (sh_target_reg_class): Change return type to enum reg_class.
18758 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
18760 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
18761 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
18762 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
18763 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
18764 (delayed_branch, tls_call_delay): Likewise.
18765 (eligible_for_sibcall_delay): Likewise.
18766 (eligible_for_return_delay): Likewise.
18767 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
18768 (spu_expand_builtin_1): Likewise.
18770 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
18771 for all types of conversions.
18772 (output_init_element): Issue -Wc++-compat warning if needed when
18773 initializing a bitfield with enum type.
18774 * c-parser.c (c_parser_expression): Set original_type to
18775 original_type of right hand operand of comma operator.
18777 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18779 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
18781 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
18782 * doc/cpp.texi (Standard Predefined Macros)
18783 (Implementation-defined behavior): Likewise.
18784 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
18785 * doc/gimple.texi (GIMPLE Exception Handling)
18786 (@code{GIMPLE_ASSIGN}): Likewise.
18787 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
18788 * doc/invoke.texi (Warning Options, Optimize Options)
18789 (AVR Options, Darwin Options): Likewise.
18790 (Optimize Options): Reformulate -fwhole-program description.
18791 * doc/loop.texi (Lambda): Likewise.
18792 * doc/md.texi (Output Template, Define Constraints)
18793 (Standard Names, Insn Splitting): Likewise.
18794 * doc/options.texi (Option properties): Likewise.
18795 * doc/passes.texi (Tree-SSA passes): Likewise.
18796 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
18797 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
18798 (File Names and DBX): Likewise.
18799 * doc/trouble.texi (Incompatibilities): Likewise.
18801 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
18803 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
18804 instruction is correct.
18806 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
18808 Allow non-constant arguments to conversion intrinsics.
18809 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
18810 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
18811 * spu.c (print_operand): Handle 'v' and 'w'.
18812 (exp2_immediate_p, spu_gen_exp2): Define.
18813 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
18814 spu_convtf_1): Update parameter descriptions.
18815 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
18816 * constraints.md ('v', 'w'): New.
18817 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
18819 (i2f, I2F): New define_mode_attr.
18820 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
18821 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
18822 fixuns_truncv4sfv4si2): Update to use mode attribute.
18823 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
18824 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
18825 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
18826 patterns for combine.
18828 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
18830 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
18831 (cprop, hoist, pre, store_motion): New debug counters.
18832 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
18833 is not an RTL pass anymore.
18834 (pass_profiling): Remove extern decl for pass removed in 2005.
18835 (pass_gcse, pass_jump_bypass): Remove.
18836 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
18837 to 0 for clean state.
18838 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
18839 * cse.c (gate_handle_cse_after_global_opts,
18840 rest_of_handle_cse_after_global_opts): New functions.
18841 (pass_cse_after_global_opts): New pass, does local CSE.
18842 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
18843 (TV_CPROP): New timevar.
18844 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
18845 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
18846 (gcse_main, recompute_all_luids): Remove.
18847 (compute_hash_table_work): Call max_reg_num instead of reading
18849 (cprop_jump): Don't set run_jump_opt_after_gcse.
18850 (constprop_register): Always allow to alter jumps.
18851 (cprop_insn): Likewise.
18852 (do_local_cprop): Likewise.
18853 (local_cprop_pass): Likewise. Return non-zero if something changed.
18854 (cprop): Remove function, fold interesting bits into one_cprop_pass.
18855 (find_implicit_sets): Add note about missed optimization opportunity.
18856 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
18857 pass_rtl_cprop execute function.
18858 Don't bother tracking the pass number, each pass gets its own dumpfile
18860 Always allow to alter jumpsand bypass jumps.
18861 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
18862 will just find no suitable set.
18863 (pre_edge_insert): Fix dumping, this function is for PRE only.
18864 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
18865 pass_rtl_pre execute function.
18866 (hoist_code): Return non-zero if something changed. Keep track of
18867 substitutions and insertions for statistics gathering similar to PRE.
18868 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
18869 called from the pass_rtl_hoist execute function. Show pass statistics.
18870 (compute_store_table): Use max_reg_num directly instead of using the
18871 formerly global max_gcse_regno.
18872 (build_store_vectors): Likewise.
18873 (replace_store_insn): Fix dumping.
18874 (store_motion): Rename to ...
18875 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
18876 pass, called from the pass_rtl_store_motion execute function. Keep
18877 track of substitutions and insertions for statistics gathering similar
18879 (bypass_jumps): Remove, fold interesting bits into ...
18880 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
18881 from the pass_rtl_cprop execute function.
18882 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
18883 pass_jump_bypass): Remove.
18884 (gate_handle_gcse, rest_of_handle_gcse): Remove.
18885 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
18886 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
18887 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
18888 (gate_rtl_store_motion, execute_rtl_store_motion,
18889 pass_rtl_store_motion): New.
18890 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
18891 make it clear that -fcse-skip-blocks is a no-op for backward compat.
18892 * passes.c (init_optimization_passes): Remove pass_gcse and
18893 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
18894 and cse_after_global_opts in place of pass_gcse. Schedule cprop
18895 instead of pass_jump_bypass.
18897 2009-04-27 Richard Guenther <rguenther@suse.de>
18899 PR middle-end/39928
18900 * gimplify.c (gimplify_expr): If we are required to create
18901 a temporary make sure it ends up as register.
18903 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
18906 * config/i386/i386.c (construct_container): Don't call
18907 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
18908 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
18910 2009-04-27 Michael Matz <matz@suse.de>
18912 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
18913 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
18914 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
18915 (dump_replaceable_exprs): Take a bitmap.
18916 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
18918 (expand_gimple_basic_block): Likewise.
18919 * tree-ssa-ter.c (struct temp_expr_table_d): Make
18920 replaceable_expressions member a bitmap.
18921 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
18922 (mark_replaceable): Likewise.
18923 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
18924 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
18926 2009-04-27 Richard Guenther <rguenther@suse.de>
18928 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
18929 (verify_stmts): Dispatch to gimple/type verification code.
18930 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
18931 issue with call argument types.
18933 2009-04-27 Michael Matz <matz@suse.de>
18935 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
18936 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
18939 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
18940 Eric Botcazou <ebotcazou@adacore.com>
18942 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
18943 a label's basic block.
18944 (mark_target_live_regs): Tidy and rework obsolete comments.
18945 Change back DF problem to LIVE. If a label starts a basic block,
18946 assume that all registers that used to be live then still are.
18947 (init_resource_info): If a label starts a basic block, set its
18948 BLOCK_FOR_INSN accordingly.
18949 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
18951 2009-04-27 Richard Guenther <rguenther@suse.de>
18953 * tree-flow-inline.h (function_ann): Remove.
18954 (get_function_ann): Likewise.
18955 * tree-dfa.c (create_function_ann): Remove.
18956 * tree-flow.h (struct static_var_ann_d): Remove.
18957 (struct function_ann_d): Likewise.
18958 (union tree_ann_d): Remove fdecl member.
18959 (function_ann_t): Remove.
18960 (function_ann, get_function_ann, create_function_ann): Remove
18963 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
18965 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
18967 2009-04-27 Jan Hubicka <jh@suse.cz>
18969 * ipa-pure-const.c (struct funct_state_d): New fields
18970 state_previously_known, looping_previously_known; remove
18971 state_set_in_source.
18972 (analyze_function): Use new fields.
18973 (propagate): Avoid assumption that state_set_in_source imply
18976 * tree-ssa-loop-niter.c (finite_loop_p): New function.
18977 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
18978 * cfgloop.h (finite_loop_p): Declare.
18980 2009-04-26 Michael Matz <matz@suse.de>
18982 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
18984 2009-04-26 Michael Matz <matz@suse.de>
18986 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
18987 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
18988 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
18989 pass_mark_used_blocks): Remove.
18990 * tree-optimize.c (pass_free_datastructures,
18991 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
18992 * passes.c (init_optimization_passes): Don't call
18993 pass_mark_used_blocks, remove dead code.
18995 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
18997 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
18998 * tree-ssa-live.h (register_ssa_partition): Likewise.
19000 2009-04-26 Michael Matz <matz@suse.de>
19003 * builtins.c (fold_builtin_next_arg): Handle SSA names.
19004 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
19005 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
19007 (compare_pairs): Swap cost comparison.
19008 (coalesce_ssa_name): Don't use change_partition_var.
19009 * tree-nrv.c (struct nrv_data): Add modified member.
19010 (finalize_nrv_r): Set it.
19011 (tree_nrv): Use it to update statements.
19012 (pass_nrv): Require PROP_ssa.
19013 * tree-mudflap.c (mf_decl_cache_locals,
19014 mf_build_check_statement_for): Use make_rename_temp.
19015 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
19016 * alias.c (find_base_decl): Handle SSA names.
19017 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
19018 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
19019 * rtl.h (set_reg_attrs_for_parm): Declare.
19020 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
19021 to "optimized", remove unused locals at finish.
19022 (execute_free_datastructures): Make global, call
19023 delete_tree_cfg_annotations.
19024 (execute_free_cfg_annotations): Don't call
19025 delete_tree_cfg_annotations.
19027 * ssaexpand.h: New file.
19028 * expr.c (toplevel): Include ssaexpand.h.
19029 (expand_assignment): Handle SSA names the same as register variables.
19030 (expand_expr_real_1): Expand SSA names.
19031 * cfgexpand.c (toplevel): Include ssaexpand.h.
19032 (SA): New global variable.
19033 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
19034 (SSAVAR): New macro.
19035 (set_rtl): New helper function.
19036 (add_stack_var): Deal with SSA names, use set_rtl.
19037 (expand_one_stack_var_at): Likewise.
19038 (expand_one_stack_var): Deal with SSA names.
19039 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
19040 before unique numbers.
19041 (expand_stack_vars): Use set_rtl.
19042 (expand_one_var): Accept SSA names, add asserts for them, feed them
19043 to above subroutines.
19044 (expand_used_vars): Expand all partitions (without default defs),
19045 then only the local decls (ignoring those expanded already).
19046 (expand_gimple_cond): Remove edges when jumpif() expands an
19047 unconditional jump.
19048 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
19049 or remove abnormal edges. Ignore insns setting the LHS of a TERed
19051 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
19052 members of SA; deal with PARM_DECL partitions here; expand
19053 all PHI nodes, free tree datastructures and SA. Commit instructions
19054 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
19055 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
19056 info and statements at start, collect garbage at finish.
19057 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
19058 (VAR_ANN_PARTITION) Remove.
19059 (change_partition_var): Don't declare.
19060 (partition_to_var): Always return SSA names.
19061 (var_to_partition): Only accept SSA names.
19062 (register_ssa_partition): Only check argument.
19063 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
19065 (delete_var_map): Don't free it.
19066 (var_union): Only accept SSA names, simplify.
19067 (partition_view_init): Mark only useful SSA names as used.
19068 (partition_view_fini): Only deal with SSA names.
19069 (change_partition_var): Remove.
19070 (dump_var_map): Use ssa_name instead of partition_to_var member.
19071 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
19073 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
19074 (struct _elim_graph): New member const_dests; nodes member vector of
19076 (set_location_for_edge): New static helper.
19077 (create_temp): Remove.
19078 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
19079 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
19080 (new_elim_graph): Allocate const_dests member.
19081 (clean_elim_graph): Truncate const_dests member.
19082 (delete_elim_graph): Free const_dests member.
19083 (elim_graph_size): Adapt to new type of nodes member.
19084 (elim_graph_add_node): Likewise.
19085 (eliminate_name): Likewise.
19086 (eliminate_build): Don't take basic block argument, deal only with
19087 partition numbers, not variables.
19088 (get_temp_reg): New static helper.
19089 (elim_create): Use it, deal with RTL temporaries instead of trees.
19090 (eliminate_phi): Adjust all calls to new signature.
19091 (assign_vars, replace_use_variable, replace_def_variable): Remove.
19092 (rewrite_trees): Only do checking.
19093 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
19094 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
19095 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
19096 contains_tree_r, MAX_STMTS_IN_LATCH,
19097 process_single_block_loop_latch, analyze_edges_for_bb,
19098 perform_edge_inserts): Remove.
19099 (expand_phi_nodes): New global function.
19100 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
19101 functions, initialize new parameter, remember partitions having a
19103 (finish_out_of_ssa): New global function.
19104 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
19105 don't reset in_ssa_p here, don't disable TER when mudflap.
19106 (pass_del_ssa): Remove.
19107 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
19109 (execute_free_datastructures): Declare.
19110 * Makefile.in (SSAEXPAND_H): New variable.
19111 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
19112 * basic-block.h (commit_one_edge_insertion): Declare.
19113 * passes.c (init_optimization_passes): Move pass_nrv and
19114 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
19115 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
19116 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
19117 (redirect_branch_edge): Deal with super block when expanding, split
19118 out jump patching itself into ...
19119 (patch_jump_insn): ... here, new static helper.
19121 2009-04-26 Michael Matz <matz@suse.de>
19123 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
19124 beyond num_ssa_names.
19125 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
19126 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
19128 2009-04-26 Jakub Jelinek <jakub@redhat.com>
19130 PR inline-asm/39543
19131 * fwprop.c (forward_propagate_asm): New function.
19132 (forward_propagate_and_simplify): Propagate also into __asm, if it
19133 doesn't increase the number of referenced registers.
19136 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
19138 2009-04-26 Jakub Jelinek <jakub@redhat.com>
19140 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
19141 note_nonlocal_vla_type for nonlocal VLAs.
19142 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
19143 contains_remapped_vars, remap_vla_decls): New functions.
19144 (convert_nonlocal_reference_stmt): If not optimizing, call
19145 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
19146 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
19147 if it wasn't found in var_map.
19148 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
19149 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
19150 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
19152 * gimplify.c (nonlocal_vlas): New variable.
19153 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
19155 (gimplify_body): Create and destroy nonlocal_vlas.
19157 * dwarf2out.c (loc_descr_plus_const): New function.
19158 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
19159 mem_loc_descriptor, loc_descriptor_from_tree_1,
19160 descr_info_loc, gen_variable_die): Use it.
19162 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
19163 !TREE_STATIC VAR_DECLs.
19164 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
19165 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
19166 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
19167 DECL_BY_REFERENCE is valid.
19168 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
19169 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
19170 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
19171 Copy DECL_BY_REFERENCE.
19172 (struct nesting_copy_body_data): New type.
19173 (nesting_copy_decl): New function.
19174 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
19175 if they have variable length.
19177 2009-04-26 Michael Matz <matz@suse.de>
19179 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
19180 mark new temporaries for renaming.
19182 2009-04-26 Joseph Myers <joseph@codesourcery.com>
19185 * c-decl.c (global_bindings_p): Return negative value.
19186 (c_variable_size): New. Based on variable_size from
19188 (grokdeclarator): Call c_variable_size not variable_size.
19190 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
19192 * config/i386/i386.c (print_operand) ['z']: Fix typo.
19194 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
19196 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
19197 Redefine it to just use mingw/include.
19198 (ASM_SPEC): Rules for -m32 and -m64.
19199 (LINK_SPEC): Use Likewise.
19200 (SPEC_32): New define.
19201 (SPEC_64): Likewise.
19202 (SUB_LINK_SPEC): Likewise.
19203 (MULTILIB_DEFAULTS): New define.
19204 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
19205 Add multilib options.
19206 (MULTILIB_DIRNAMES): Likewise.
19207 (MULTILIB_OSDIRNAMES): Likewise.
19208 (LIBGCC): Likewise.
19209 (INSTALL_LIBGCC): Likewise.
19211 2009-04-26 Joseph Myers <joseph@codesourcery.com>
19214 * c-tree.h (enum c_inline_static_type): New.
19215 (record_inline_static): Declare.
19216 * c-decl.c (struct c_inline_static, c_inline_statics,
19217 record_inline_static, check_inline_statics): New.
19218 (pop_file_scope): Call check_inline_statics.
19219 (start_decl): Call record_inline_static instead of pedwarning
19220 directly for static in inline function.
19221 * c-typeck.c (build_external_ref): Call record_inline_static
19222 instead of pedwarning directly for static referenced in inline
19225 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
19227 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
19228 not new but only being rescanned.
19229 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
19230 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
19231 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
19232 record_set_info, compute_set, grealloc): Remove.
19233 (recompute_all_luids): New function.
19234 (gcse_main): Don't compute sets, and don't do related memory
19235 allocations/free-ing. If something changed before the end of the
19236 pass, update LUIDs using recompute_all_luids.
19237 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
19238 (free_gcse_mem): Don't free it either.
19239 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
19240 Use the df insn LUIDs.
19241 (load_killed_in_block): Likewise.
19242 (compute_hash_table_work): Don't compute reg_set_in_block.
19243 (compute_transp): Use DF_REG_DEF_CHAINs.
19244 (local_cprop_pass): Don't use compute_sets and related functions.
19245 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
19246 Use get_max_uid() instead of max_cuid.
19247 (insert_insn_end_basic_block, pre_insert_copy_insn,
19248 update_ld_motion_stores): Don't try to
19249 keep reg_set tables up to date.
19250 (pre_insert_copies): Use df insn LUIDs.
19251 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
19252 (reg_set_info): Don't use extra bitmap argument.
19253 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
19254 information to compute regs_set_in_block.
19255 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
19256 (bypass_jumps): Don't use compute_sets and friends.
19258 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19261 * opts.c (undocumented_msg): Do not leave blank even with
19264 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19266 * c-decl.c (build_enumerator): Allow values folding to integer
19267 constants but not integer constant expressions with a pedwarn if
19270 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19273 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
19274 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
19275 type is an integer constant.
19277 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
19280 * config/i386/i386.c (print_operand) ['z']: Revert handling of
19283 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19286 * c-decl.c (grokdeclarator): Diagnose declarations of functions
19287 with variably modified return type and no storage class
19288 specifiers, except for the case of nested functions. Distinguish
19289 extern declarations of functions with variably modified return
19290 types from those of objects with variably modified types.
19292 2009-04-25 Jan Hubicka <jh@suse.cz>
19294 * tree.c (list_equal_p): New function.
19295 * tree.h (list_equal_p): Declare.
19296 * coretypes.h (edge_def, edge, const_edge, basic_block_def
19297 basic_block_def, basic_block, const_basic_block): New.
19298 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
19299 (redirect_eh_edge): New function.
19300 (make_eh_edge_update_phi): EH edges are not abnormal.
19301 * except.c: Include tree-flow.h.
19302 (list_match): New function.
19303 (eh_region_replaceable_by_p): New function.
19304 (replace_region): New function.
19305 (hash_type_list): New function.
19306 (hash_eh_region): New function.
19307 (eh_regions_equal_p): New function.
19308 (merge_peers): New function.
19309 (remove_unreachable_regions): Verify EH tree when checking;
19311 (copy_eh_region_1): New function.
19312 (copy_eh_region): New function.
19313 (push_reachable_handler): New function.
19314 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
19315 regions without label but with live RESX.
19316 * except.h (redirect_eh_edge_to_label): New.
19317 * tree-flow.h (redirect_eh_edge): New.
19318 * coretypes.h (edge_def, edge, const_edge, basic_block_def
19319 basic_block_def, basic_block, const_basic_block): Remove.
19320 * Makefile.in (except.o): Add dependency on tree-flow.h
19321 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
19322 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
19325 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
19328 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
19329 on the destination of memcpy.
19331 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
19333 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
19334 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
19335 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
19337 2009-04-25 Jan Hubicka <jh@suse.cz>
19339 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
19340 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
19341 to be reached by different label than left.
19342 (update_eh_edges): Update comment; remove edge_to_remove if possible
19343 and return true if suceeded.
19344 (cleanup_empty_eh): Accept sharing map; handle shared regions.
19345 (cleanup_eh): Compute sharing map.
19346 * except.c (remove_eh_handler_and_replace): Add argument if we should
19348 (remove_unreachable_regions): Update for label sharing.
19349 (label_to_region_map): Likewise.
19350 (get_next_region_sharing_label): New function.
19351 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
19353 (remove_eh_handler): Update.
19354 (remove_eh_region_and_replace_by_outer_of): New function.
19355 * except.h (struct eh_region): Add next_region_sharing_label.
19356 (remove_eh_region_and_replace_by_outer_of,
19357 get_next_region_sharing_label): Declare.
19358 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
19360 2009-04-25 Jan Hubicka <jh@suse.cz>
19362 * tree-cfg.c (split_critical_edges): Split also edges where we can't
19363 insert code even if they are not critical.
19365 2009-04-25 Jan Hubicka <jh@suse.cz>
19367 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
19368 (gimple_can_remove_branch_p): EH edges won't remove branch by
19370 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
19371 updating of non-abnormal EH edges.
19372 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
19373 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
19374 (split_critical_edges): Split also edges where emitting code on them
19375 will lead to splitting later.
19377 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
19378 H.J. Lu <hongjiu.lu@intel.com>
19381 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
19382 the configured assembler supports fildq and fistpq mnemonics.
19383 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
19384 * configure: Regenerated.
19385 * config.in: Ditto.
19387 * config/i386/i386.c (print_operand): Handle 'Z'.
19388 ['z']: Remove handling of special fild/fist suffixes.
19389 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
19390 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
19391 suffix of fild insn.
19392 (*floatsi<mode>2_vector_mixed): Ditto.
19393 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
19394 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
19395 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
19396 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
19397 * config/i386/gas.h (GAS_MNEMONICS): Remove.
19399 2009-04-25 Ben Elliston <bje@au.ibm.com>
19401 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
19402 the source of a set operation.
19404 2009-04-25 Anatoly Sokolov <aesok@post.ru>
19406 * target.h (struct gcc_target): Add case_values_threshold field.
19407 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
19408 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
19409 * targhooks.c (default_case_values_threshold): New function.
19410 * targhooks.h (default_case_values_threshold): Declare function.
19411 * stmt.c (expand_case): Use case_values_threshold target hook.
19412 * expr.h (case_values_threshold): Remove declartation.
19413 * expr.c (case_values_threshold): Remove function.
19414 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
19416 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
19417 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
19418 (avr_case_values_threshold): Declare as static.
19419 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
19421 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
19422 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
19423 (mn10300_case_values_threshold): New function.
19425 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
19427 * ira.c (setup_cover_and_important_classes): Add enum cast.
19429 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
19431 * genpreds.c (write_enum_constraint_num): Output definition of
19432 CONSTRAINT_NUM_DEFINED_P macro.
19433 * ira.c (setup_cover_and_important_classes): Use
19434 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
19436 2009-04-24 DJ Delorie <dj@redhat.com>
19438 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
19439 __SH2A_SINGLE_ONLY__ also.
19441 2009-04-24 Steve Ellcey <sje@cup.hp.com>
19443 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
19444 (movdf_internal): Ditto.
19445 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
19446 SFmode and DFmode constants.
19447 (ia64_print_operand): Add 'G' format for printing
19448 floating point constants.
19450 2009-04-24 Richard Guenther <rguenther@suse.de>
19452 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
19453 from unsigned additions.
19455 2009-04-24 Joseph Myers <joseph@codesourcery.com>
19457 * c-typeck.c (set_init_index): Allow array designators that are
19458 not integer constant expressions with a pedwarn if pedantic.
19460 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
19462 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
19463 zero if no overlap in nonzero bits between the operands.
19465 2009-04-24 Ian Lance Taylor <iant@google.com>
19467 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
19468 (record_dead_and_set_regs): Likewise.
19469 * df.h (struct df_mw_hardreg): Change flags field to int.
19470 (struct df_base_ref): Likewise.
19471 (struct df): Change changeable_flags field to int.
19472 * df-scan.c (df_defs_record): Change clobber_flags to int.
19473 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
19474 constants rather than #define macros.
19475 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
19476 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
19477 (enum dwarf_calling_convention): Likewise.
19478 (enum dwarf_line_number_x_ops): Likewise.
19479 (enum dwarf_call_frame_info): Likewise.
19480 (enum dwarf_source_language): Likewise.
19481 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
19482 (add_calling_convention_attribute): Likewise.
19483 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
19484 (combine_comparisons): Change compcode to int. Add cast to enum type.
19485 * genrecog.c (maybe_both_true_2): Change c to int.
19486 (write_switch): Likewise. Add cast to enum type.
19487 * gimplify.c (gimplify_omp_for): Handle return values from
19488 gimplify_expr using MIN rather than bitwise or.
19489 (gimplify_expr): Add cast to enum type.
19490 * ipa-prop.c (update_jump_functions_after_inlining): Change
19491 IPA_BOTTOM to IPA_JF_UNKNOWN.
19492 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
19493 Add casts to enum type.
19494 (setup_cover_and_important_classes): Change cl to int. Add casts
19496 (setup_class_translate): Change cl and mode to int.
19497 (ira_init_once): Change mode to int.
19498 (free_register_move_costs): Likewise.
19499 (setup_prohibited_mode_move_regs): Add casts to enum type.
19500 * langhooks.c (add_builtin_function_common): Rework assertion that
19501 value fits bitfield.
19502 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
19503 * omega.c (omega_do_elimination): Avoid math on enum types.
19504 * optabs.c (expand_vec_shift_expr): Remove casts to int.
19505 * opts.c (set_debug_level): Change 2 to enum constant. Use new
19506 int local to handle integral_argment value.
19507 * regmove.c (try_auto_increment): Change PUT_MODE to
19509 * reload.c (push_secondary_reload): Add casts to enum type.
19510 (secondary_reload_class, find_valid_class): Likewise.
19511 * reload1.c (emit_input_reload_insns): Likewise.
19512 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
19513 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
19514 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
19516 * tree.c (build_common_builtin_nodes): Add casts to enum type.
19517 * tree-complex.c (complex_lattice_t): Typedef to int rather than
19519 (expand_complex_libcall): Add casts to enum type.
19520 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
19521 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
19522 with ERROR_MARK, not NUM_TREE_CODES.
19523 (vect_create_epilog_for_reduction): Likewise.
19524 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
19525 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
19526 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
19528 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
19529 vect_unused_in_loop. Change 0 to loop_vect.
19530 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
19531 * var-tracking.c (get_init_value): Change return type to enum
19533 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
19534 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
19536 (arm_override_options): Add casts to enum type.
19537 (arm_emit_tls_decoration): Likewise.
19538 * config/i386/i386.c (ix86_function_specific_restore): Add casts
19540 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
19541 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
19542 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
19544 * config/s390/s390.c (code_for_builtin_64): Change to array of
19546 (code_for_builtin_31): Likewise.
19547 (s390_expand_builtin): Change code_for_builtin to enum insn_code
19549 * config/sparc/sparc.c (sparc_override_options): Change value
19550 field in struct code_model to enum cmodel. In initializer change
19551 0 to NULL and add cast to enum type.
19553 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
19554 Change all callers. Issue a -Wc++-compat warning using
19555 lhs_origtype if necessary.
19556 (convert_for_assignment): Issue -Wc++-compat warnings about
19557 invalid conversions to enum type on assignment.
19558 * c-common.h (build_modify_expr): Update declaration.
19560 2009-04-24 Nick Clifton <nickc@redhat.com>
19562 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
19563 (function_arg_advance): Likewise.
19564 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
19567 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
19569 * config/s390/constraints.md ('I', 'J'): Fix condition.
19571 2009-04-24 Diego Novillo <dnovillo@google.com>
19573 * gengtype-parse.c (parse_error): Add newline after message.
19575 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
19577 * config/i386/sse.md (avxmodesuffixs): Removed.
19578 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
19579 (*avx_pinsr<ssevecsize>): This.
19581 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
19583 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
19584 follow chains of regs with a single definition, and allow expressions
19585 that are function_invariant_p.
19586 (simple_rhs_p): Allow expressions that are function_invariant_p.
19588 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
19590 PR middle-end/39867
19591 * fold-const.c (fold_cond_expr_with_comparison): When folding
19592 > and >= to MAX, make sure the MAX uses the same type as the
19593 comparison's operands.
19595 2009-04-24 Nick Clifton <nickc@redhat.com>
19597 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
19598 addressing for DImode accesses.
19599 (frv_print_operand_address): Handle PLUS case.
19600 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
19602 2009-04-24 Jakub Jelinek <jakub@redhat.com>
19604 PR rtl-optimization/39794
19605 * alias.c (canon_true_dependence): Add x_addr argument.
19606 * rtl.h (canon_true_dependence): Adjust prototype.
19607 * cse.c (check_dependence): Adjust canon_true_dependence callers.
19608 * cselib.c (cselib_invalidate_mem): Likewise.
19609 * gcse.c (compute_transp): Likewise.
19610 * dse.c (scan_reads_nospill): Likewise.
19611 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
19612 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
19613 canon_base_addr of the group, plus optional offset.
19614 (struct group_info): Rename canon_base_mem to
19616 (get_group_info): Set canon_base_addr to canon_rtx of base, not
19617 canon_rtx of base_mem.
19619 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
19621 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
19622 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
19624 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19626 * config/spu/spu-builtins.h: Delete file.
19628 * config/spu/spu.h (enum spu_builtin_type): Move here from
19630 (struct spu_builtin_description): Likewise. Add GTY marker.
19631 Do not use enum spu_function_code or enum insn_code.
19632 (spu_builtins): Add extern declaration.
19634 * config/spu/spu.c: Do not include "spu-builtins.h".
19635 (enum spu_function_code, enum spu_builtin_type_index,
19636 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
19637 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
19638 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
19639 unsigned_V2DI_type_node): Move here from spu-builtins.h.
19640 (spu_builtin_types): Make static. Add GTY marker.
19641 (spu_builtins): Add extern declaration with GTY marker.
19642 Include "gt-spu.h".
19644 * config/spu/spu-c.c: Do not include "spu-builtins.h".
19645 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
19646 Check programmatically whether all parameters are scalar.
19648 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
19650 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
19652 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
19653 assignment from the constructor either if the target is volatile.
19655 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
19657 * config/arm/arm.md (insv): Do not share operands[0].
19659 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
19661 * config/vxlib-tls.c (active_tls_threads): Delete.
19662 (delete_hook_installed): New.
19663 (tls_delete_hook): Don't delete the delete hook.
19664 (tls_destructor): Delete it here.
19665 (__gthread_set_specific): Adjust installing the delete hook.
19666 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
19667 __gthread_leave_tsd_dtor_context.
19669 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
19671 * c-format.c (gcc_tdiag_char_table): Add support for %E.
19673 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
19675 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
19677 (alpha_rtx_costs): Ditto.
19678 (emit_unlikely_jump): Use add_reg_note.
19679 (emit_frame_store_1): Ditto.
19680 (alpha_expand_prologue): Ditto.
19681 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
19682 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
19684 2009-04-23 Nick Clifton <nickc@redhat.com>
19686 * config/v850/v850.md (epilogue): Remove suppressed code.
19687 (return): Rename to return_simple and remove test of frame size.
19688 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
19689 to gen_return_simple.
19691 2009-04-22 Jing Yu <jingyu@google.com>
19694 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
19696 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
19699 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
19700 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
19701 value is a VECTOR_CST, the element type is the element type of the
19704 2009-04-22 DJ Delorie <dj@redhat.com>
19706 * config/m32c/m32c.h: Update GTY annotations to new syntax.
19708 2009-04-22 Jakub Jelinek <jakub@redhat.com>
19710 * alias.c (find_base_term): Move around LO_SUM case, so that
19711 CONST falls through into PLUS/MINUS handling.
19714 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
19715 into 0, use omit_one_operand.
19717 2009-04-23 Ben Elliston <bje@au.ibm.com>
19719 * config/rs6000/linux-unwind.h (get_regs): Remove type
19720 puns. Change the type of `pc' to an array of unsigned ints and
19721 update all users. Constify frame24.
19723 2009-04-22 DJ Delorie <dj@redhat.com>
19725 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
19726 declarations before code.
19727 (current_function_special_page_vector): Likewise.
19728 (m32c_expand_insv): Silence a warning.
19730 2009-04-21 Taras Glek <tglek@mozilla.com>
19732 * alias.c: Update GTY annotations to new syntax.
19733 * basic-block.h: Likewise.
19734 * bitmap.h: Likewise.
19735 * c-common.h: Likewise.
19736 * c-decl.c: Likewise.
19737 * c-parser.c: Likewise.
19738 * c-pragma.c: Likewise.
19739 * c-tree.h: Likewise.
19740 * cfgloop.h: Likewise.
19741 * cgraph.h: Likewise.
19742 * config/alpha/alpha.c: Likewise.
19743 * config/arm/arm.h: Likewise.
19744 * config/avr/avr.h: Likewise.
19745 * config/bfin/bfin.c: Likewise.
19746 * config/cris/cris.c: Likewise.
19747 * config/darwin.c: Likewise.
19748 * config/frv/frv.c: Likewise.
19749 * config/i386/i386.c: Likewise.
19750 * config/i386/i386.h: Likewise.
19751 * config/i386/winnt.c: Likewise.
19752 * config/ia64/ia64.h: Likewise.
19753 * config/iq2000/iq2000.c: Likewise.
19754 * config/mips/mips.c: Likewise.
19755 * config/mmix/mmix.h: Likewise.
19756 * config/pa/pa.c: Likewise.
19757 * config/pa/pa.h: Likewise.
19758 * config/rs6000/rs6000.c: Likewise.
19759 * config/s390/s390.c: Likewise.
19760 * config/sparc/sparc.c: Likewise.
19761 * config/xtensa/xtensa.c: Likewise.
19762 * cselib.h: Likewise.
19763 * dbxout.c: Likewise.
19764 * dwarf2out.c: Likewise.
19765 * except.c: Likewise.
19766 * except.h: Likewise.
19767 * fixed-value.h: Likewise.
19768 * function.c: Likewise.
19769 * function.h: Likewise.
19770 * gimple.h: Likewise.
19771 * integrate.c: Likewise.
19772 * optabs.c: Likewise.
19773 * output.h: Likewise.
19774 * real.h: Likewise.
19776 * stringpool.c: Likewise.
19777 * tree-data-ref.c: Likewise.
19778 * tree-flow.h: Likewise.
19779 * tree-scalar-evolution.c: Likewise.
19780 * tree-ssa-address.c: Likewise.
19781 * tree-ssa-alias.h: Likewise.
19782 * tree-ssa-operands.h: Likewise.
19783 * tree.c: Likewise.
19784 * tree.h: Likewise.
19785 * varasm.c: Likewise.
19786 * varray.h: Likewise.
19788 * coretypes.h: Do not define GTY macro if it is already defined.
19789 * doc/gty.texi: Update GTY documentation to new syntax.
19790 * gengtype-lex.l: Enforce attribute-like syntax for GTY
19791 annotations on structs.
19792 * gengtype-parse.c: Likewise.
19794 2009-04-22 Mark Heffernan <meheff@google.com>
19796 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
19798 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
19800 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
19803 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
19805 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
19806 the same as a PLUS without a shift. Increase the cost of a
19809 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19811 * Makefile.in: Update dependencies.
19812 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
19813 * errors.h: Remove bogus comment about compatibility.
19814 (warning): Update declaration.
19815 * genautomata.c: Update all calls to warning.
19816 * gimple.c: Do not include errors.h. Include toplev.h.
19817 * tree-ssa-structalias.c: Do not include errors.h.
19818 * omega.c: Likewise.
19819 * tree-ssa-reassoc.c: Likewise.
19820 * config/spu/spu-c.c: Likewise.
19821 * config/spu/t-spu-elf: Update dependencies.
19823 2009-04-22 Richard Guenther <rguenther@suse.de>
19825 PR tree-optimization/39824
19826 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
19827 make sure the types are compatible.
19829 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19832 * c-common.c (c_parse_error): Take a token_flags parameter.
19833 Use token_type for the token type instead.
19834 Pass token_flags to cpp_type2name.
19835 * c-common.h (c_parse_error): Update declaration.
19836 * c-parser.c (c_parser_error): Pass 0 as token flags.
19838 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
19840 PR rtl-optimization/39580
19841 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
19843 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19845 * function.c (expand_function_end): Do not emit a jump to the "naked"
19846 return label for fall-through returns.
19847 * except.c (sjlj_emit_function_exit): Always place the call to the
19848 unregister function at the location installed by expand_function_end.
19850 2009-04-22 Richard Guenther <rguenther@suse.de>
19852 PR tree-optimization/39845
19853 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
19854 (gen_inbound_check): Likewise.
19856 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
19858 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
19860 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
19861 * config/vxlib.c (__gthread_once): Add race guard for PPC.
19863 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
19865 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
19866 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
19867 shift counts to avoid out-of-bounds array accesses.
19869 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
19871 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
19872 (Pmode): Move above.
19874 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
19876 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
19877 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
19878 GET_CODE macro. Use IN_RANGE macro where appropriate.
19879 * config/alpha/alpha.h: Ditto.
19880 * config/alpha/alpha.md: Ditto.
19881 * config/alpha/constraints.md: Ditto.
19882 * config/alpha/predicates.md: Ditto.
19884 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
19886 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
19887 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19888 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19889 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19890 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19891 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19892 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19893 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19894 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19895 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19896 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19897 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19898 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19899 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19900 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19901 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19902 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19903 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19904 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19905 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19906 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19907 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19908 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19909 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19910 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19911 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19912 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19914 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
19916 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
19917 references from comments.
19918 * cfgbuild.c: (count_basic_blocks): Delete.
19919 (find_basic_blocks_1): Delete.
19920 (find_basic_blocks): Delete.
19921 * except.c (finish_eh_generation): Make static. Move comment from
19922 except.h here. Remove find_basic_blocks references from comments.
19923 * except.h (finish_eh_generation): Delete.
19924 * basic-block.h (find_basic_blocks): Delete.
19925 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
19927 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
19929 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
19930 (sdbout_parms): Likewise.
19932 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
19934 * config/sh/sh.c (prepare_cbranch_operands): Use
19935 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
19936 (expand_cbranchdi4): Likewise.
19937 (from_compare): Add cast to enum type.
19938 (expand_cbranchsi4): Use add_reg_note.
19939 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
19940 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
19941 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
19942 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
19943 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
19944 instead of CODE_FOR_nothing.
19945 (cbranchdi4): Likewise. Fix the order of arguments for
19947 (push_fpscr): Use add_reg_note.
19948 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
19949 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
19951 2009-04-21 Joseph Myers <joseph@codesourcery.com>
19953 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
19954 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
19955 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
19956 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
19957 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
19958 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
19959 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
19960 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
19961 config/alpha/x-vms, config/arc/t-arc,
19962 config/arm/README-interworking, config/arm/arm-c.c,
19963 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
19964 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
19965 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
19966 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
19967 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
19968 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
19969 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
19970 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
19971 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
19972 config/cris/t-elfmulti, config/crx/t-crx,
19973 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
19974 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
19975 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
19976 config/h8300/t-h8300, config/i386/athlon.md,
19977 config/i386/darwin-libgcc.10.4.ver,
19978 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
19979 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
19980 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
19981 config/i386/t-linux64, config/i386/t-nwld,
19982 config/i386/t-rtems-i386, config/i386/t-sol2-10,
19983 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
19984 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
19985 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
19986 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
19987 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
19988 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
19989 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
19990 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
19991 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
19992 config/m68k/t-uclinux, config/mcore/t-mcore,
19993 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
19994 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
19995 config/mips/crtn.asm, config/mips/irix-crti.asm,
19996 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
19997 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
19998 config/mips/mips-fixed.md, config/mips/sb1.md,
19999 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
20000 config/mips/t-iris6, config/mips/t-isa3264,
20001 config/mips/t-libgcc-mips16, config/mips/t-linux64,
20002 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
20003 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
20004 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
20005 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
20006 config/mn10300/t-linux, config/mn10300/t-mn10300,
20007 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
20008 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
20009 config/picochip/libgccExtras/clzsi2.asm,
20010 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
20011 config/rs6000/darwin-libgcc.10.4.ver,
20012 config/rs6000/darwin-libgcc.10.5.ver,
20013 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
20014 config/rs6000/t-aix43, config/rs6000/t-aix52,
20015 config/rs6000/t-darwin, config/rs6000/t-fprules,
20016 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
20017 config/rs6000/t-lynx, config/rs6000/t-netbsd,
20018 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
20019 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
20020 config/rs6000/t-rtems, config/rs6000/t-spe,
20021 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
20022 config/score/t-score-elf, config/sh/divcost-analysis,
20023 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
20024 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
20025 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
20026 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
20027 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
20028 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
20029 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
20030 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
20031 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
20032 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
20033 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
20034 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
20035 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
20036 limitx.h, version.c, xcoff.h: Add copyright and license notices.
20037 * config/h8300/genmova.sh: Include copyright and license notices
20038 in generated output.
20039 * config/h8300/mova.md: Regenerate.
20040 * doc/install.texi2html: Include word "Copyright" in copyright
20041 notice and use name "Free Software Foundation, Inc.".
20042 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
20043 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
20044 ChangeLog-2007, ChangeLog-2008: Correct dates.
20046 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
20048 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
20049 NE_EXPR operations as well.
20050 * c-parser.c (c_parser_condition): Do not set location information on
20052 (c_parser_conditional_expression): Likewise.
20053 (c_parser_binary_expression): Set location information on operators.
20054 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
20055 TRUTH_NOT_EXPR has been folded.
20056 * fold-const.c (fold_truth_not_expr): Copy location information from
20057 the incoming expression to the outgoing one.
20058 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
20059 recursive calls on the LHS of the operator but pass that of the
20060 operator to recursive calls on the RHS of the operator. Set it
20062 (shortcut_cond_expr): Set the locus of the operator on the second
20063 COND_EXPR and that of the expression on the first in degenerate cases.
20064 Pass the locus of the expression to calls to shortcut_cond_r.
20065 Set the locus of the 'then' block on the associated jump, if any.
20066 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
20067 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
20068 expression to call to gimplify_boolean_expr.
20070 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
20072 * config.gcc: Add additional configuration for
20073 i686-w64-mingw* and x86_64-w64-mingw* triplet.
20074 * config/i386/mingw-w64.h: New mingw-w64 specific header.
20075 (CPP_SPEC): Redefine for allowing -municode option.
20076 (STARTFILE_SPEC): Likewise.
20077 * config/i386/t-mingw-w64: New.
20078 * config/i386/mingw-w64.opt: New.
20079 (municode): Add new target option.
20080 * doc/invoke.texi (municode): Add documentation for new option.
20082 2009-04-21 Ian Lance Taylor <iant@google.com>
20084 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
20085 Correct test for number of arguments.
20086 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
20088 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
20090 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
20091 argument of emit_library_call.
20093 2009-04-21 Richard Guenther <rguenther@suse.de>
20095 PR middle-end/39829
20096 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
20097 inside VIEW_CONVERT_EXPRs.
20099 2009-04-21 Martin Jambor <mjambor@suse.cz>
20101 * tree-switch-conversion.c (build_constructors): Split a long line.
20102 (constructor_contains_same_values_p): New function.
20103 (build_one_array): Create assigns of constants if possible, do not
20104 call mark_sym_for_renaming, call update_stmt.
20105 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
20106 make_rename_temp. Do not call mark_symbols_for_renaming, call
20108 (gen_def_assigns): Do not call mark_symbols_for_renaming or
20109 find_new_referenced_vars, call update_stmt.
20110 (gen_inbound_check): Use create_tmp_var and create ssa names manually
20111 instead of calling make_rename_temp. Do not call
20112 find_new_referenced_vars or mark_symbols_for_renaming, call
20115 2009-04-21 Richard Guenther <rguenther@suse.de>
20117 PR tree-optimization/39827
20118 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
20119 (tree_ssa_phiprop): Pass the correct array size.
20121 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
20123 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
20125 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
20128 * c-typeck.c (lvalue_p): Move declaration ...
20129 * c-common.h (lvalue_p): ... to here.
20130 * c-common.c (candidate_equal_p): New.
20131 (add_tlist): Use it.
20132 (merge_tlist): Use it.
20133 (warn_for_collisions_1): Likewise.
20134 (warning_candidate_p): Accept more candidates.
20135 (verify_tree): A warning candidate can be an expression. Use
20138 2009-04-21 Ben Elliston <bje@au.ibm.com>
20141 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
20142 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
20143 options. Remove -mcall-solaris documentation.
20145 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20148 * doc/invoke.texi (-Wlong-long): Update description.
20149 * c-lex (interpret_integer): Only warn if there was no previous
20150 overflow and -Wlong-long is enabled.
20151 * c-decl.c (declspecs_add_type): Drop redundant flags.
20152 * c.opt (Wlong-long): Init to -1.
20153 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
20154 and front-end warn_long_long. Wlong-long only depends on other
20155 flags if it is uninitialized.
20156 * c-parser.c (disable_extension_diagnostics): warn_long_long is
20157 the same for CPP and FE.
20158 (restore_extension_diagnostics): Likewise.
20160 2009-04-20 Ian Lance Taylor <iant@google.com>
20162 Fix enum conversions which are invalid in C++:
20163 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
20164 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
20165 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
20166 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
20167 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
20168 (dbxout_parms): Likewise.
20169 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
20170 (df_clear_flags): Likewise.
20171 * df-problems.c (df_rd_bb_local_compute_process_def): Change
20172 top_flag parameter to int.
20173 (df_chain_create_bb_process_use): Likewise.
20174 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
20176 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
20177 (df_ref_create_structure, df_def_record_1): Likewise.
20178 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
20179 (df_notes_rescan): Change 0 to VOIDmode in function call.
20180 (df_get_call_refs, df_insn_refs_collect): Likewise.
20181 (df_bb_regs_collect): Likewise.
20182 (df_entry_block_defs_collect): Likewise.
20183 (df_exit_block_uses_collect): Likewise.
20184 * df.h: Update declarations.
20185 * double-int.c (double_int_divmod): Add cast to enum type.
20186 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
20187 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
20188 (based_loc_descr): Likewise.
20189 (loc_descriptor_from_tree_1): Change first_op and second_op to
20190 enum dwarf_location_atom. Add cast to enum type.
20191 * expmed.c (init_expmed): Change 0 to SET in function call.
20192 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
20193 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
20194 (do_store_flag): Likewise.
20195 * fixed-value.h (struct fixed_value): Change mode to enum
20197 * function.c (assign_parms): Change 0 to VOIDmode in function call.
20198 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
20200 (insert_insn_decl, insert_decl, insert_state): Likewise.
20201 (automata_list_finish): Likewise.
20202 * genrecog.c (process_define_predicate): Add cast to enum type.
20203 * gensupport.c (init_predicate_table): Add cast to enum type.
20204 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
20206 (gimple_build_call_1, gimple_build_label): Likewise.
20207 (gimple_build_goto, gimple_build_asm_1): Likewise.
20208 (gimple_build_switch_1, gimple_build_cdt): Likewise.
20209 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
20210 (enum fallback): Rename from enum fallback_t.
20211 (fallback_t): Typedef as int.
20212 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
20213 GSI_SAME_STMT in function call.
20214 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
20216 (setup_reg_class_relations): Likewise.
20217 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
20218 (setup_prohibited_class_mode_regs): Add cast to enum type.
20219 (setup_prohibited_mode_move_regs): Likewise.
20220 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
20221 (record_address_regs): Change i to enum reg_class.
20222 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
20223 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
20224 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
20225 (GET_MODE_2XWIDER_MODE): Likewise.
20226 (GET_CLASS_NARROWEST_MODE): Likewise.
20227 * omp-low.c (expand_omp_for): Add cast to enum type.
20228 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
20229 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
20230 * postreload.c (reload_cse_simplify_operands): Change rclass local
20232 * predict.c (combine_predictions_for_insn): Change best_predictor
20233 and predictor to enum br_predictor.
20234 (combine_predictions_for_bb): Likewise.
20235 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
20236 use SET_PREDICT_EXPR_OUTCOME.
20237 * real.c (real_arithmetic): Change icode to code in function call.
20238 * reginfo.c (init_move_cost): Add casts to enum type.
20239 (init_reg_sets_1, init_fake_stack_mems): Likewise.
20240 * regmove.c (regclass_compatible_p): Change class0 and class1 to
20242 * reload.c (find_valid_class): Add casts to enum type.
20243 (push_reload): Change 0 to NO_REGS in function call.
20244 (find_reloads): Change this_alternative to array of enum
20245 reg_class. Remove some now-unnecessary casts.
20246 (make_memloc): Change 0 to VOIDmode in function call.
20247 * reload1.c (reload): Change 0 to VOIDmode in function call.
20248 (eliminate_regs_1, elimination_effects): Likewise.
20249 (eliminate_regs_in_insn): Likewise.
20250 (emit_input_reload_insns): Add cast to enum type.
20251 (delete_output_reload): Change 0 to VOIDmode in function call.
20252 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
20253 to enum type in function call.
20254 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
20255 (SET_PREDICT_EXPR_OUTCOME): Define.
20256 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
20257 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
20258 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
20259 (dump_function): Likewise.
20260 * tree-dump.h: Update declarations.
20261 * tree-pass.h: Update declarations.
20262 * varasm.c (assemble_integer): Change mclass to enum mode_class.
20263 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
20265 (arm_rtx_costs_1): Correct parenthesization.
20266 (arm_rtx_costs): Add casts to enum type.
20267 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
20268 (vfp_emit_fstmd): Use add_rg_note.
20269 (emit_multi_reg_push, emit_sfm): Likewise.
20270 (thumb_set_frame_pointer): Likewise.
20271 (arm_expand_prologue): Likewise.
20272 (arm_regno_class): Change return type to enum reg_class.
20273 (thumb1_expand_prologue): Use add_reg_note.
20274 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
20275 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
20277 * config/arm/gentune.sh: Add cast to enum type.
20278 * config/arm/arm-tune.md: Rebuild.
20279 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
20280 (ix86_split_fp_branch, predict_jump): Likewise.
20281 (ix86_expand_multi_arg_builtin): Change sub_code from enum
20282 insn_code to enum rtx_code.
20283 (ix86_builtin_vectorized_function): Add cast to enum type.
20284 * config/i386/i386.md (truncdfsf2): Change slot to enum
20286 (truncxf<mode>2, isinf<mode>2): Likewise.
20287 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
20289 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
20290 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
20291 (insert_bundle_state): Change 1 to INSERT in function call.
20292 (ia64_add_bundle_selector_before): Likewise.
20293 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
20294 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
20295 (restore_stack_nonlocal): Likewise.
20296 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
20298 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
20300 (mips_rtx_costs): Likewise.
20301 (mips_override_options): Add casts to enum type.
20302 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
20304 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
20305 (store_reg, set_reg_plus_d): Likewise.
20306 (hppa_expand_prologue, hppa_profile_hook): Likewise.
20307 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
20309 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
20311 (emit_unlikely_jump): Use add_reg_note.
20312 (rs6000_emit_allocate_stack): Likewise.
20313 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
20314 (output_toc): Change 1 to INSERT in function call.
20315 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
20316 (rs6000_initialize_trampoline): Likewise.
20317 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
20319 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
20320 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
20321 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
20322 (save_gprs): Use add_reg_note.
20323 (s390_emit_prologue): Likewise.
20324 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20325 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
20326 (sparc_fold_builtin): Add cast to enum type.
20327 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
20329 (spu_expand_prologue): Use add_reg_note.
20330 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
20332 2009-04-20 Ian Lance Taylor <iant@google.com>
20334 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
20335 (c_parser_postfix_expression_after_primary): Get VEC for list of
20336 arguments. Get original types of arguments. Call
20337 build_function_call_vec.
20338 (cached_expr_list_1, cached_expr_list_2): New static variables.
20339 (c_parser_expr_list): Change return type to VEC *. Add
20340 p_orig_types parameter. Change all callers.
20341 (c_parser_release_expr): New static function.
20342 (c_parser_vec_to_tree_list): New static function.
20343 * c-typeck.c (build_function_call): Rewrite to build a VEC and
20344 call build_function_call_vec.
20345 (build_function_call_vec): New function, based on old
20346 build_function_call.
20347 (convert_arguments): Remove nargs and argarray parameters. Change
20348 values to a VEC. Add origtypes parameter.
20349 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
20350 (convert_for_assignment): Add origtype parameter. Change all
20351 callers. If warn_cxx_compat, check for conversion to an enum
20352 type when calling a function.
20353 (store_init_value): Add origtype parameter. Change all callers.
20354 (digest_init): Likewise.
20355 (struct init_node): Add origtype field.
20356 (add_pending_init): Add origtype parameter. Change all callers.
20357 (output_init_element): Likewise.
20358 (output_pending_init_elements): Pass origtype from init_node to
20359 output_init_element.
20360 (process_init_element): Pass origtype from c_expr to
20361 output_init_element.
20362 (c_finish_return): Add origtype parameter. Change all callers.
20363 * c-common.c (sync_resolve_size): Change params to VEC *. Change
20365 (sync_resolve_params): Likewise.
20366 (sync_resolve_return): Change params to first_param. Change caller.
20367 (resolve_overloaded_builtins): Change params to VEC *. Change
20368 callers. Save first parameter around call to build_function_call_vec.
20369 * c-decl.c (finish_decl): Add origtype parameter. Change all
20370 callers. Call build_function_call_vec rather than
20371 build_function_call for cleanup.
20372 * c-tree.h: Update declarations.
20373 * c-common.h: Update declarations.
20374 * stub-objc.c (objc_rewrite_function_call): Change parameter from
20375 params to first_param.
20376 * target.h (struct gcc_target): Change resolve_overloaded_builtin
20377 params parameter from tree to void *.
20378 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
20379 Change arglist parameter to have type void *, and to be a pointer
20381 * config/rs6000/rs6000-protos.h
20382 (altivec_resolve_overloaded_builtin): Update declaration.
20383 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
20384 fnargs parameter to have type void *, and to be a pointer to a
20385 VEC. Call build_function_call_vec instead of
20386 build_function_call.
20387 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
20389 2009-04-20 Joey Ye <joey.ye@intel.com>
20390 Xuepeng Guo <xuepeng.guo@intel.com>
20391 H.J. Lu <hongjiu.lu@intel.com>
20393 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
20395 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
20396 (IX86_LEA_PRIORITY): Likewise.
20397 (distance_non_agu_define): New function.
20398 (distance_agu_use): Likewise.
20399 (ix86_lea_for_add_ok): Likewise.
20400 (ix86_dep_by_shift_count): Likewise.
20402 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
20403 should split for LEA.
20405 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
20407 (ix86_dep_by_shift_count): Likewise.
20409 2009-04-20 Richard Guenther <rguenther@suse.de>
20411 * expr.c (handled_component_p): Move ...
20412 * tree.h (handled_component_p): ... here.
20413 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
20414 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
20415 and REALPART_EXPR to be in one group.
20417 2009-04-20 Richard Guenther <rguenther@suse.de>
20419 * basic-block.h (get_all_dominated_blocks): Declare.
20420 * dominance.c (get_all_dominated_blocks): New function.
20421 * tree-cfg.c (get_all_dominated_blocks): Remove.
20422 (remove_edge_and_dominated_blocks): Adjust.
20423 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
20424 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
20425 instead of recursing.
20427 2009-04-20 Doug Kwan <dougkwan@google.com>
20429 * cgraph.h (cgraph_node_ptr): New type for vector functions.
20430 (struct cgraph_node_set_def): New type.
20431 (cgraph_node_set) New type. Also declare vector functions.
20432 (struct cgraph_node_set_element_def): New type.
20433 (cgraph_node_set_element): Ditto.
20434 (cgraph_node_set_iterator): New iterator type.
20435 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
20436 cgraph_node_set_remove, dump_cgraph_node_set,
20437 debug_cgraph_node_set): New prototypes.
20438 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
20439 cgraph_node_set_size): New inlines.
20440 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
20441 including cgraph.h.
20442 (struct ipa_opt_pass): Add struct cgraph_node_set_def
20443 argument to function 'write_summary'.
20444 * ipa.c: Include ggc.h.
20445 (hash_cgraph_node_set_element,
20446 eq_cgraph_node_set_element, cgraph_node_set_new,
20447 cgraph_node_set_add, cgraph_node_set_remove,
20448 cgraph_node_set_find, dump_cgraph_node_set,
20449 debug_cgraph_node_set): New functions.
20450 * Makefile.in (ipa.o): Add dependency on GGC_H.
20452 2009-04-20 Ira Rosen <irar@il.ibm.com>
20454 PR tree-optimization/39675
20455 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
20456 check of the return code of vect_schedule_slp. Check that
20457 stmt_vec_info still exists for the statement, before checking its
20458 vectorization type.
20460 2009-04-20 Michael Matz <matz@suse.de>
20462 * Makefile.in (generated_files): Take out $(simple_generated_c).
20464 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
20466 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
20467 (UINTPTR_TYPE): Likewise.
20469 2009-04-19 Joseph Myers <joseph@codesourcery.com>
20472 * c-typeck.c (digest_init): Check for initializing an array with a
20475 2009-04-19 Joseph Myers <joseph@codesourcery.com>
20478 * c-semantics.c (pop_stmt_list): Propagate
20479 STATEMENT_LIST_HAS_LABEL to parent statement list.
20481 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
20483 * config/mips/mips.h (mips_tune_attr): New macro.
20484 * config/mips/mips.md (cpu): Use it.
20486 2009-04-19 Joseph Myers <joseph@codesourcery.com>
20489 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
20492 2009-04-19 Diego Novillo <dnovillo@google.com>
20494 * toplev.c (compile_file): Move call to coverage_finish ...
20495 * cgraphunit.c (ipa_passes): ... here.
20496 Call cgraph_process_new_functions.
20497 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
20498 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
20500 2009-04-19 Jan Hubicka <jh@suse.cz>
20502 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
20504 (dump_cgraph_node): Dump can throw external flag.
20505 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
20507 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
20511 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
20512 * common.opt (Wlogical-op): Move from here...
20513 * c.opt (Wlogical-op): ... to here.
20514 * c-typeck.c (parser_build_binary_op): Update call to
20515 warn_logical_operator.
20516 * c-opts.c (c_common_post_options): Enable warn_logical_op with
20518 * c-common.c (warn_logical_op): Update.
20519 * c-common.h (warn_logical_op): Update declaration.
20521 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
20523 * tree.c (protected_set_expr_location): Fix formatting.
20525 2009-04-18 Joseph Myers <joseph@codesourcery.com>
20528 * c-typeck.c (readonly_warning): new.
20529 (build_unary_op, build_modify_expr): Use readonly_warning for
20530 storing into something readonly but not const-qualified.
20532 2009-04-18 Joseph Myers <joseph@codesourcery.com>
20535 * c-typeck.c (build_unary_op): Check for taking address of
20536 expression of type void.
20538 2009-04-18 Joseph Myers <joseph@codesourcery.com>
20541 * c-typeck.c (build_function_call): Check for calling a function
20542 with qualified void return types. Call require_complete_type when
20545 2009-04-18 Jan Hubicka <jh@suse.cz>
20547 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
20549 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
20550 can_throw_external flag.
20551 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
20552 * ipa-pure-const.c (ignore_edge): New function.
20553 (propagate): Compute order for NOTHROW computation; set NOTHROWs
20554 only over can_throw_external edges.
20555 (local_pure_const): Add nothrow flag.
20556 * ipa-utils.c (searchc): Add ignore_edge callback.
20557 (ipa_utils_reduced_inorder): Add ignore_edge callback.
20558 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
20559 (set_nothrow_function_flags): Update cgraph.
20560 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
20562 2009-04-18 Richard Guenther <rguenther@suse.de>
20564 PR middle-end/39804
20565 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
20566 (fold_stmt): ... this and ...
20567 (fold_stmt_inplace): ... this.
20568 (fold_stmt_1): Fold references in calls and asms.
20569 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
20571 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
20573 * tree-vrp.c (ssa_name_nonzero_p): Remove.
20574 * tree.h: Remove the prototype for ssa_name_nonzero_p.
20576 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
20578 * tree.c (function_args_count): Remove.
20579 * tree.h: Remove the prototype for function_args_count.
20581 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
20583 * tree-iterator.c (expr_only): Remove.
20584 * tree.h: Remove the prototype for expr_only.
20586 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
20588 * reginfo.c (cannot_change_mode_set_regs): Remove.
20589 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
20591 2009-04-08 Anatoly Sokolov <aesok@post.ru>
20593 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
20594 whether operands 0 and 1 overlaps.
20596 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
20598 PR middle-end/36902
20599 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
20600 pointer. Use warning_at instead of warning.
20601 (search_for_addr_array): Likewise.
20602 (check_array_bounds): Likewise.
20603 (check_all_array_refs): Check that the incoming edge is not in the
20604 list of edges to be removed.
20605 (check_all_array_refs): Avoid the temporal pointer.
20606 (vrp_visit_cond_stmt): Fix typo.
20607 (simplify_switch_using_ranges): Handle the case where the switch
20608 index is an integer constant.
20610 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
20612 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
20614 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
20616 * doc/extend.texi, doc/invoke.texi: Fix typos.
20618 2009-04-17 Cary Coutant <ccoutant@google.com>
20620 * tree-flow-inline.h (get_lineno): Fix inverted test.
20622 2009-04-17 Diego Novillo <dnovillo@google.com>
20624 * tree-ssa-pre.c (create_expression_by_pieces): Remove
20625 assertion for AVAIL_OUT.
20627 2009-04-17 Mike Frysinger <vapier@gentoo.org>
20630 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
20631 * config/sh/linux-atomic.asm: Likewise.
20633 2009-04-17 Diego Novillo <dnovillo@google.com>
20635 * except.c (debug_eh_tree): New.
20636 (struct eh_region, struct eh_status): Move ...
20637 * except.h: ... here.
20638 (add_type_for_runtime): Declare extern.
20639 (lookup_type_for_runtime): Likewise.
20640 (debug_eh_tree): Declare.
20641 * Makefile.in (GTFILES): List except.h before except.c
20643 2009-04-17 Diego Novillo <dnovillo@google.com>
20645 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
20646 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
20647 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
20648 (find_vars_r): ... here.
20649 * tree-flow.h (find_referenced_vars_in): Declare.
20650 * tree-ssa-pre.c (create_expression_by_pieces): Assert
20651 that AVAIL_OUT exists for BLOCK.
20652 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
20653 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
20654 (tree-parloops.o): Likewise.
20656 2009-04-17 Simon Baldwin <simonb@google.com>
20658 * toplev.c (default_tree_printer): Add handling for %E format.
20660 2009-04-17 Diego Novillo <dnovillo@google.com>
20662 * tree-pretty-print.c (dump_generic_node): Add break after
20663 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
20664 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
20665 FUNCTION_TYPE together. Call print_struct_decl when printing
20666 structures and TDF_SLIM is not given.
20667 (print_struct_decl): Fix logic for detecting recursion.
20669 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
20672 * gcc.c (create_at_file): New.
20673 (compile_input_file_p): New.
20674 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
20675 * main.c (main): Update call to toplev_main.
20676 * toplev.c (toplev_main): Change signature. Call expandargv.
20677 * toplev.h (toplev_main): Change signature.
20679 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
20681 * dwarf2out.c (field_byte_offset): Use the type size as the field size
20682 if the latter is not constant.
20684 2009-04-17 David Edelsohn <edelsohn@gnu.org>
20686 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
20688 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
20690 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
20691 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
20693 2009-04-17 Richard Guenther <rguenther@suse.de>
20695 * tree-ssa-structalias.c (get_constraint_for_component_ref):
20696 Handle component references view-converting an invariant address.
20698 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
20700 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
20701 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
20702 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
20703 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
20704 Use @deftypevr rather than @deftypevar.
20706 2009-04-17 Richard Guenther <rguenther@suse.de>
20708 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
20709 (get_prop_source_stmt): Likewise.
20710 (can_propagate_from): Likewise.
20712 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
20714 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
20715 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
20716 (--with-multilib-list): Add default value.
20717 * configure: Regenerate.
20718 * Makefile.in (TM_ENDIAN_CONFIG): Define.
20719 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
20720 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
20721 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
20722 Don't add default cpu to multilib list unnecessarily, but do enable
20723 the relevant compiler option..
20724 Add support for --with-multilib-list=<blank> and
20725 --with-multilib-list=!<somelib> to supress unwanted multilibs.
20726 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
20727 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
20728 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
20729 TM_MULTILIB_CONFIG.
20730 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
20731 (MULTILIB_OSDIRNAMES): New variable.
20732 * config/sh/t-1e: Delete file.
20733 * config/sh/t-mlib-sh1: Delete file.
20734 * config/sh/t-mlib-sh2: Delete file.
20735 * config/sh/t-mlib-sh2a: Delete file.
20736 * config/sh/t-mlib-sh2a-nofpu: Delete file.
20737 * config/sh/t-mlib-sh2a-single: Delete file.
20738 * config/sh/t-mlib-sh2a-single-only: Delete file.
20739 * config/sh/t-mlib-sh2e: Delete file.
20740 * config/sh/t-mlib-sh3e: Delete file.
20741 * config/sh/t-mlib-sh4: Delete file.
20742 * config/sh/t-mlib-sh4-nofpu: Delete file.
20743 * config/sh/t-mlib-sh4-single: Delete file.
20744 * config/sh/t-mlib-sh4-single-only: Delete file.
20745 * config/sh/t-mlib-sh4a: Delete file.
20746 * config/sh/t-mlib-sh4a-nofpu: Delete file.
20747 * config/sh/t-mlib-sh4a-single: Delete file.
20748 * config/sh/t-mlib-sh4a-single-only: Delete file.
20749 * config/sh/t-mlib-sh4al: Delete file.
20750 * config/sh/t-mlib-sh5-32media: Delete file.
20751 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
20752 * config/sh/t-mlib-sh5-64media: Delete file.
20753 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
20754 * config/sh/t-mlib-sh5-compact: Delete file.
20755 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
20756 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
20757 * doc/install.texi (Options specification): Add
20758 --with-multilib-list and --with-endian.
20760 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
20762 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
20764 (OBJS-common): Add plugin-version.o.
20765 (plugin-version.o): New.
20766 * gcc-plugin.h (plugin_gcc_version): New.
20767 (plugin_default_version_check): New.
20768 (plugin_init_func, plugin_init): Add version argument.
20769 * plugin-version.c: New.
20770 * plugin.c (str_plugin_gcc_version_name): New.
20771 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
20772 pass it to the init function.
20773 (plugin_default_version_check): New.
20775 2009-04-17 Richard Guenther <rguenther@suse.de>
20777 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
20778 for decl-vs-decl disambiguation.
20780 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
20782 * config/s390/s390.h (s390_tune_attr): New macro definition.
20783 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
20785 2009-04-17 Richard Guenther <rguenther@suse.de>
20787 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
20788 (fold_stmt_r): Likewise.
20789 (maybe_fold_reference): New function.
20790 (fold_gimple_assign): Handle cases fold_stmt_r did.
20791 (fold_stmt): Do not use fold_stmt_r.
20792 (fold_stmt_inplace): Likewise.
20794 2009-04-17 Richard Guenther <rguenther@suse.de>
20796 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
20797 (record_equivalences_from_stmt): Remove useless checks and
20799 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
20800 the type is already suitable.
20802 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
20804 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
20806 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
20808 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
20809 (CMPtype): Define as __gcc_CMPtype.
20811 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
20813 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
20814 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
20816 2009-04-17 Richard Guenther <rguenther@suse.de>
20818 PR tree-optimization/39746
20819 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
20820 special-casing for builtins and static variable use/def.
20821 (call_may_clobber_ref_p_1): Likewise.
20823 2009-04-16 Ian Lance Taylor <iant@google.com>
20825 * df.h: Include "timevar.h".
20826 (struct df_problem): Change tv_id field to timevar_id_t.
20827 * tree-pass.h: Include "timevar.h".
20828 (struct opt_pass): Change tv_id field to timevar_id_t.
20829 * timevar.h (timevar_id_t): Define TV_NONE.
20830 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
20831 TV_NONE rather than tv_id != 0.
20832 (execute_one_pass): Likewise.
20833 * Makefile.in (DF_H): Add $(TIMEVAR_H).
20834 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
20835 dependencies to $(TREE_PASS_H).
20836 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
20838 (pass_branch_target_load_optimize2): Likewise.
20839 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
20840 (pass_outof_cfg_layout_mode): Likewise.
20841 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
20842 (pass_rebuild_cgraph_edges): Likewise.
20843 (pass_remove_cgraph_callee_edges): Likewise.
20844 * df-core.c (pass_df_initialize_opt): Likewise.
20845 (pass_df_initialize_no_opt): Likewise.
20846 (pass_df_finish): Likewise.
20847 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
20848 * except.c (pass_set_nothrow_function_flags): Likewise.
20849 (pass_convert_to_eh_region_ranges): Likewise.
20850 * final.c (pass_compute_alignments): Likewise.
20851 * function.c (pass_instantiate_virtual_regs): Likewise.
20852 (pass_init_function): Likewise.
20853 (pass_leaf_regs): Likewise.
20854 (pass_match_asm_constraints): Likewise.
20855 * gimple-low.c (pass_lower_cf): Likewise.
20856 (pass_mark_used_blocks): Likewise.
20857 * init-regs.c (pass_initialize_regs): Likewise.
20858 * integrate.c (pass_initial_value_sets): Likewise.
20859 * ira.c (pass_ira): Likewise.
20860 * jump.c (pass_cleanup_barriers): Likewise.
20861 * omp-low.c (pass_expand_omp): Likewise.
20862 (pass_lower_omp): Likewise.
20863 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
20864 * recog.c (pass_split_all_insns): Likewise.
20865 (pass_split_after_reload): Likewise.
20866 (pass_split_before_regstack): Likewise.
20867 (pass_split_before_sched2): Likewise.
20868 (pass_split_for_shorten_branches): Likewise.
20869 * reginfo.c (pass_reginfo_init): Likewise.
20870 (pass_subregs_of_mode_init): Likewise.
20871 (pass_subregs_of_mode_finish): Likewise.
20872 * passes.c (pass_postreload): Likewise.
20873 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
20874 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
20875 (pass_warn_function_return): Likewise.
20876 (pass_warn_function_noreturn): Likewise.
20877 * tree-complex.c (pass_lower_complex): Likewise.
20878 (pass_lower_complex_O0): Likewise.
20879 * tree-if-conv.c (pass_if_conversion): Likewise.
20880 * tree-into-ssa.c (pass_build_ssa): Likewise.
20881 * tree-mudflap.c (pass_mudflap_1): Likewise.
20882 (pass_mudflap_2): Likewise.
20883 * tree-nomudflap.c (pass_mudflap_1): Likewise.
20884 (pass_mudflap_2): Likewise.
20885 * tree-nrv.c (pass_return_slot): Likewise.
20886 * tree-object-size.c (pass_object_sizes): Likewise.
20887 * tree-optimize.c (pass_all_optimizations): Likewise.
20888 (pass_early_local_passes): Likewise.
20889 (pass_all_early_optimizations): Likewise.
20890 (pass_cleanup_cfg): Likewise.
20891 (pass_cleanup_cfg_post_optimizing): Likewise.
20892 (pass_free_datastructures): Likewise.
20893 (pass_free_cfg_annotations): Likewise.
20894 (pass_fixup_cfg): Likewise.
20895 (pass_init_datastructures): Likewise.
20896 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
20897 (pass_late_warn_uninitialized): Likewise.
20898 (pass_update_address_taken): Likewise.
20899 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
20900 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
20901 (pass_cse_sincos): Likewise.
20902 (pass_convert_to_rsqrt): Likewise.
20903 * tree-ssa-structalias.c (pass_build_alias): Likewise.
20904 * tree-stdarg.c (pass_stdarg): Likewise.
20905 * tree-tailcall.c (pass_tail_recursion): Likewise.
20906 (pass_tail_calls): Likewise.
20907 * tree-vect-generic.c (pass_lower_vector): Likewise.
20908 (pass_lower_vector_ssa): Likewise.
20909 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
20911 2009-04-16 Joseph Myers <joseph@codesourcery.com>
20913 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
20915 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
20917 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
20918 logical and signext.
20920 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
20923 * config/sh/predicates.md (arith_operand): Check if the operand
20924 of TRUNCATE is a REG.
20926 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
20928 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
20929 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
20931 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
20933 * tree-iterator.c (tsi_split_statement_list_after,
20934 tsi_split_statement_list_before): Remove.
20935 * tree-iterator.h: Remove the prototypes for
20936 tsi_split_statement_list_after and tsi_split_statement_list_before.
20938 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
20940 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
20941 * tree-ssa-propagate.h: Remove the prototype for
20942 stmt_makes_single_load.
20944 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
20946 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
20947 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
20949 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
20951 * tree-iterator.c (EXPR_LAST_BODY): Remove.
20953 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
20955 * except.c (eh_region_outer_p): Remove.
20956 * except.h: Remove the prototype for eh_region_outer_p.
20958 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
20960 * function.c (current_function_assembler_name): Remove.
20961 * function.h: Remove the prototype for
20962 current_function_assembler_name.
20964 2009-04-16 Ian Lance Taylor <iant@google.com>
20966 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
20967 (add_reg_note): Call alloc_reg_note.
20968 * rtl.h (alloc_reg_note): Declare.
20969 * combine.c (try_combine): Use alloc_reg_note.
20970 (recog_for_combine, move_deaths): Likewise.
20971 (distribute_notes): Use alloc_reg_note and add_reg_note.
20972 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
20973 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
20974 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
20976 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
20978 PR rtl-optimization/39762
20979 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
20980 ira_may_move_out_cost): Add comments about way of their usage.
20981 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
20983 * ira-conflicts.c (process_regs_for_copy): Use function
20984 ira_get_register_move_cost instead of global
20985 ira_register_move_cost.
20987 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
20988 color_pass, move_spill_restore, update_curr_costs): Ditto.
20990 * ira-lives.c (process_single_reg_class_operands): Ditto.
20992 * ira-emit.c (emit_move_list): Ditto.
20994 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
20995 (record_reg_classes): Ditto. Use functions
20996 ira_get_register_move_cost and ira_get_may_move_cost instead of
20997 global vars ira_register_move_cost, ira_may_move_out_cost and
20998 ira_may_move_in_cost.
20999 (record_address_regs): Don't call ira_init_register_move_cost.
21000 Use function ira_get_may_move_cost instead of global
21001 ira_may_move_in_cost.
21002 (process_bb_node_for_hard_reg_moves): Use function
21003 ira_get_register_move_cost instead of global ira_register_move_cost.
21004 (ira_costs): Don't call ira_init_register_move_cost.
21006 2009-04-16 Richard Guenther <rguenther@suse.de>
21008 * tree-cfg.c (verify_gimple_assign_binary):
21009 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
21010 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
21011 (create_general_new_stmt): Note that this function is broken.
21013 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21015 * common.opt (fhelp): Add Var(help_flag).
21016 * gcc-plugin.h (plugin_info): Add help.
21017 * plugin.c (plugin_name_args): Add help.
21018 (register_plugin_info): Set plugin->help.
21019 (print_help_one_plugin): New.
21020 (print_plugins_help): New.
21021 * plugin.h (print_plugins_help): New.
21022 * toplev.c (toplev_main): Call print_plugins_help if needed.
21024 2009-04-16 Richard Guenther <rguenther@suse.de>
21026 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
21027 (gimple_ior_addresses_taken_1): New function.
21028 (gimple_ior_addresses_taken): Likewise.
21029 * gimple.h (struct gimple_statement_with_ops_base): Remove
21030 addresses_taken member.
21031 (gimple_ior_addresses_taken): Declare.
21032 (gimple_addresses_taken, gimple_addresses_taken_ptr,
21033 gimple_set_addresses_taken): Remove.
21034 * ipa-reference.c (mark_address): New function.
21035 (scan_stmt_for_static_refs): Use it for marking addresses taken.
21036 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
21037 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
21038 (gimple_add_to_addresses_taken): Remove.
21039 (get_tmr_operands): Call mark_address_taken.
21040 (get_asm_expr_operands): Likewise.
21041 (get_expr_operands): Likewise.
21042 (build_ssa_operands): Do not clear the addresses_taken bitmap.
21043 (free_stmt_operands): Do not free it.
21044 * tree-ssa.c (delete_tree_ssa): Likewise.
21045 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
21047 2009-04-16 Richard Guenther <rguenther@suse.de>
21049 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
21050 (walk_stmt_load_store_ops): Likewise.
21051 * gimple.c (get_base_loadstore): New function.
21052 (walk_stmt_load_store_addr_ops): Likewise.
21053 (walk_stmt_load_store_ops): Likewise.
21054 * ipa-pure-const.c (check_op): Simplify.
21055 (check_load, check_store): New functions.
21056 (check_stmt): Use walk_stmt_load_store_ops.
21057 * ipa-reference.c (mark_load): Adjust signature.
21058 (mark_store): Likewise.
21059 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
21061 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21063 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
21064 (plugin_info): New.
21065 * opts.c (common_handle_option): Don't call print_version.
21066 * plugin.c (plugin_name_args): Add version.
21067 (register_plugin_info): New.
21068 (register_callback): Handle PLUGIN_INFO.
21069 (try_init_one_plugin): New.
21070 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
21072 (finalize_one_plugin): New.
21073 (finalize_plugins): New.
21074 (print_one_plugin): New.
21075 (print_plugins_versions): New.
21076 * plugin.h (print_plugins_versions): New.
21077 (finalize_plugins): New.
21078 * toplev.c (compile_file): Don't call initialize_plugins.
21079 (print_version): Call print_plugins_versions.
21080 (toplev_main): Call initialize_plugins. Print version if needed.
21081 Call finalize_plugins.
21083 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21085 * common.opt (fversion): New.
21086 * gcc.c (print_version): New.
21087 (process_command): Don't print the version. Just set print_version.
21088 (main): Print version. Call subprocesses if print_version and
21089 verbose_flag are set.
21090 * opts.c (common_handle_option): Handle OPT_fversion.
21092 2009-04-16 Richard Guenther <rguenther@suse.de>
21093 Ira Rosen <irar@il.ibm.com>
21095 PR tree-optimization/39698
21096 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
21097 type of the reduction variable. Only generate the def if
21100 * omp-low.c (expand_omp_for_generic): When converting to a pointer
21101 make sure to first convert to an integer of the same precision.
21102 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
21103 the type of the evolution correctly in computing the new
21104 induction variable base.
21106 2009-04-16 Richard Guenther <rguenther@suse.de>
21108 PR middle-end/39625
21109 * tree-cfg.c (make_blocks): Split statements with to-be
21110 abnormal SSA names on the lhs.
21112 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
21114 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
21115 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
21116 * c-typeck.c (really_start_incremental_init): Likewise.
21117 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
21118 (TARGET_INITIALIZER): Remove it.
21119 * target.h (struct target): Remove vector_opaque_p.
21120 * tree.c (build_opaque_vector_type): New.
21121 * tree.h (TYPE_VECTOR_OPAQUE): New.
21122 (build_opaque_vector_type): Declare.
21123 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
21124 * config/rs6000/rs6000.c (build_opaque_vector_type,
21125 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
21126 (rs6000_init_builtins): Use build_opaque_vector_type for
21127 opaque_V4SI_type_node.
21129 2009-04-15 Catherine Moore <clm@codesourcery.com>
21131 * debug.h (set_name): Declare.
21132 * dwarf2out.c (dwarf2out_set_name): Declare.
21133 (dwarf2_debug_hooks): Add set_name.
21134 (find_AT_string): New.
21135 (add_AT_string): Call find_AT_string.
21136 (dwarf2out_set_name): New.
21137 * cp/decl.c (grokdeclarator): Call set_name.
21138 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
21139 * debug.c (do_nothing_debug_hooks): Likewise.
21140 * dbxout.c (dbx_debug_hooks): Likewise.
21141 * sdbout.c (sdb_debug_hooks): Likewise.
21143 2009-04-15 Michael Eager <eager@eagercon.com>
21145 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
21146 reg for single-precision FPU.
21147 * config/rs6000/rs6000.md (movsi_internal1): Only for
21148 !TARGET_SINGLE_FPU.
21149 (movsi_internal1_single): New. Add pattern to move SI values to/from
21150 single-precision FP regs.
21152 2009-04-15 Richard Guenther <rguenther@suse.de>
21154 * omp-low.c (lower_rec_input_clauses): Build correct address
21156 (expand_omp_for_generic): Fix multiplication type.
21157 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
21158 (generate_memset_zero): Fix types.
21159 * tree-profile.c (prepare_instrumented_value): Correctly
21162 2009-04-15 Ian Lance Taylor <iant@google.com>
21164 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
21165 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
21166 for -Wall and for -Wc++-compat.
21167 (c_common_post_options): For C++, set warn_enum_compare if not
21169 * c-tree.h (struct c_expr): Add field original_type.
21170 (build_external_ref): Update declaration.
21171 * c-parser.c (c_parser_braced_init): Set original_type.
21172 (c_parser_initelt): Likewise.
21173 (c_parser_expr_no_commas): Likewise.
21174 (c_parser_conditional_expression): Likewise.
21175 (c_parser_cast_expression): Likewise.
21176 (c_parser_unary_expression): Likewise. Pull setting of
21177 original_code to top of function.
21178 (c_parser_sizeof_expression): Set original_type.
21179 (c_parser_alignof_expression): Likewise.
21180 (c_parser_postfix_expression): Likewise. Pull setting of
21181 original_code to top of function.
21182 (c_parser_postfix_expression_after_paren_type): Set original_type.
21183 (c_parser_postfix_expression_after_primary): Likewise.
21184 (c_parser_expression): Likewise.
21185 * c-typeck.c (build_external_ref): Add type parameter. Change all
21187 (c_expr_sizeof_expr): Set original_type field.
21188 (parser_build_unary_op): Likewise.
21189 (parser_build_binary_op): Likewise. Optionally warn about
21190 comparisons of enums of different types.
21191 (digest_init): Set original_type field.
21192 (really_start_incremental_init): Likewise.
21193 (push_init_level, pop_init_level): Likewise.
21194 * doc/invoke.texi (Warning Options): -Wenum-compare now
21197 2009-04-15 Richard Guenther <rguenther@suse.de>
21199 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
21200 out a necessary conversion.
21201 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
21202 names we didn't value number.
21203 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
21205 2009-04-15 Richard Guenther <rguenther@suse.de>
21207 PR tree-optimization/39764
21208 * tree-ssa-ccp.c (get_value): Canonicalize value with
21209 canonicalize_float_value.
21211 2009-04-15 Jan Hubicka <jh@suse.cz>
21213 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
21214 Wrong version of patch.
21216 2009-04-15 Jan Hubicka <jh@suse.cz>
21218 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
21220 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
21222 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
21223 our distinct integral and vector types.
21225 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
21227 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
21228 * init.c (build_vtbl_address): Remove call to assemble_external.
21230 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
21232 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
21233 output for other floating point modes.
21235 2009-04-14 Diego Novillo <dnovillo@google.com>
21237 * diagnostic.c (diagnostic_report_diagnostic): Do not
21238 warn about loaded plugins for DK_ERROR and DK_WARNING.
21239 * c-decl.c (declspecs_add_type): Move call to
21240 invoke_plugin_callbacks ...
21241 * c-parser.c (c_parser_declspecs): ... here.
21242 * plugin.c (dump_active_plugins): Tidy output.
21244 2009-04-14 Diego Novillo <dnovillo@google.com>
21245 Le-Chun Wu <lcwu@google.com>
21247 * configure.ac: Add --enable-plugin support.
21248 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
21249 * Makefile.in (PLUGIN_H): Define.
21250 Export ENABLE_PLUGIN and GMPINC to site.exp.
21251 Add PLUGINLIBS to link command.
21252 Add/modify dependencies for plugin.o and files including plugin.h.
21254 * config.in: Regenerate.
21256 * opts.c (common_handle_option): Handle OPT_fplugin_ and
21259 2009-04-14 Le-Chun Wu <lcwu@google.com>
21261 * tree-pass.h (register_one_dump_file): Add a prototype for
21262 register_one_dump_file.
21263 * toplev.c (compile_file): Call initialize_plugins.
21264 (do_compile): Call invoke_plugin_callbacks.
21265 (toplev_main): Call invoke_plugin_callbacks.
21266 * common.opt: Add -fplugin= and -fplugin-arg-.
21267 * gcc-plugin.h: New public header file for plugins to include.
21268 * plugin.c: New source file.
21269 * plugin.h: New internal header file.
21270 * passes.c (register_one_dump_file): Make it external.
21272 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
21274 2009-04-14 Diego Novillo <dnovillo@google.com>
21276 * doc/plugins.texi: New.
21277 * doc/gccint.texi: Add reference to Plugins chapter.
21278 * doc/invoke.texi: Document -fplugin and -fplugin-arg
21279 * diagnostic.c (diagnostic_report_diagnostic): Warn about
21280 loaded plugins, if any.
21281 * timevar.def (TV_PLUGIN_INIT): Define.
21282 (TV_PLUGIN_RUN): Define.
21283 * plugin.c: Include timevar.h
21284 (plugins_active_p): New.
21285 (dump_active_plugins): New.
21286 (debug_active_plugins): New.
21288 2009-04-14 Joseph Myers <joseph@codesourcery.com>
21290 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
21292 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
21294 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
21296 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
21297 the same as a minus without a shift.
21299 2009-04-14 Nick Clifton <nickc@redhat.com>
21301 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
21302 comparisons with small integers will always produce a short
21305 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
21308 2008-12-19 Diego Novillo <dnovillo@google.com>
21310 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
21312 2009-04-14 Richard Guenther <rguenther@suse.de>
21314 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
21316 (verify_gimple_assign_binary): Likewise. Handle shifts and
21318 (verify_gimple_phi): Print the mismatched argument position.
21319 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
21321 (vect_update_init_of_dr): Likewise.
21322 * matrix-reorg.c (transform_access_sites): Do what the
21324 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
21326 2009-04-13 Michael Eager <eager@eagercon.com>
21328 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
21329 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
21330 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
21331 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
21332 remove duplicate config
21334 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
21336 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
21337 file_name:line_number type locator of the call site.
21339 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
21341 * genautomata.c: Put blank after comma.
21342 (automaton_decls): New.
21343 (struct unit_usage): Add comments to member next.
21344 (store_alt_unit_usage): Keep the list ordered.
21345 (unit_present_on_list_p, equal_alternatives_p): New.
21346 (check_regexp_units_distribution): Check units distribution
21347 correctness correctly.
21348 (main): Don't write automata if error is found. Return correct
21351 * config/m68k/cf.md (cfv4_ds): Remove.
21352 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
21353 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
21355 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
21356 power4-load-ext, power4-store, power4-store-update,
21357 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
21358 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
21359 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
21360 power4-sqrt, power4-isync): Modify reservation to make correct
21361 unit distribution to automata.
21363 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
21364 power5-store-update, power5-two, power5-three, power5-lmul,
21365 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
21367 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
21369 * except.c (pass_set_nothrow_function_flags): Set name and add
21371 (set_nothrow_function_flags): Mention in the dump file when
21372 changing a function to nothrow.
21374 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
21377 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
21378 instead of unsigned long.
21380 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21382 * config/arm/arm.c (return_used_this_function): Remove.
21383 (arm_output_function_prologue): Remove use of
21384 return_used_this_function.
21385 (output_return_instruction): Replace use of
21386 return_used_this_function
21387 by cfun->machine->return_used_this_function.
21388 (arm_output_epilogue): Likewise.
21389 (arm_output_function_epilogue): Likewise.
21390 (thumb_unexpanded_epilogue): Likewise.
21391 * config/arm/arm.h (struct machine_function):
21392 New member return_used_this_function.
21394 2009-04-12 Mark Mitchell <mark@codesourcery.com>
21396 * doc/install.texi: Correct description of default directory for
21397 --with-gxx-include-dir.
21399 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
21401 * fold-const.c (build_range_check): Properly deal with enumeral and
21402 boolean base types.
21404 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
21406 * doc/invoke.texi (max_gcse_passes): Remove documentation.
21407 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
21408 * params.h (MAX_GCSE_PASSES): Remove.
21409 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
21410 in sequence. Remove ability to run multiple passes.
21411 (bypass_jumps): Report run as third CPROP pass.
21413 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
21415 PR middle-end/39651
21416 * except.c (can_throw_external): Look at each insn in a SEQUENCE
21417 when deciding whether the whole SEQUENCE can throw.
21419 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
21422 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
21423 offseted label references.
21425 2009-04-11 Jan Hubicka <jh@suse.cz>
21427 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
21429 2009-04-11 Richard Guenther <rguenther@suse.de>
21431 PR middle-end/39732
21432 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
21433 return variables as TREE_ADDRESSABLE.
21435 2009-04-11 Richard Guenther <rguenther@suse.de>
21437 PR tree-optimization/39713
21438 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
21439 reference trees have SSA_NAME operands.
21441 2009-04-11 Richard Guenther <rguenther@suse.de>
21444 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
21445 address expressions.
21447 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
21449 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
21450 match changes in Cygwin 1.7
21451 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
21452 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
21454 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
21456 PR tree-optimization/39701
21457 * doc/invoke.texi (Optimization Options): Document change in
21458 meaning and initialization of -fdelete-null-pointer-checks.
21460 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
21462 PR middle-end/39701
21463 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
21465 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
21468 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
21470 2009-04-10 Chao-ying Fu <fu@mips.com>
21472 * doc/tm.texi (Instruction Output): Document
21473 TARGET_ASM_FINAL_POSTSCAN_INSN.
21474 * target.h (final_postscan_insn): New field in asm_out.
21475 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
21476 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
21477 * final.c (final_scan_insn): Call
21478 targetm.asm_out.final_postscan_insn after outputting
21479 an asm macro and a normal instruction.
21481 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
21482 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
21483 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
21484 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
21485 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
21487 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
21489 PR middle-end/39701
21490 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
21491 variables as non-NULL even with -fdelete-null-pointer-checks.
21493 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
21495 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
21497 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
21500 * config/i386/i386.c (classify_argument): Handle SCmode with
21501 (bit_offset % 64) != 0.
21503 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
21505 * doc/invoke.texi (Optimize Options): Add cross-reference to
21506 -Q --help=optimizers examples.
21508 2009-04-10 Ben Elliston <bje@au.ibm.com>
21511 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
21512 regalign for the reg == fpr and TDmode case.
21514 2009-04-09 David Ayers <ayers@fsfe.org>
21517 * objc/objc-act.c (warn_with_method): Remove helper function.
21518 (check_duplicates): Call warning and inform directly.
21519 (really_start_method): Likewise.
21521 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
21523 * expmed.c (expand_divmod): Always use a comparison for a division
21524 by a large unsigned integer.
21526 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
21527 for things others than variables or functions as nonzero.
21529 2009-04-09 Nick Clifton <nickc@redhat.com>
21531 * unwind-compat.c: Change copyright header to refer to version
21532 3 of the GNU General Public License with version 3.1 of the
21533 GCC Runtime Library Exception and to point readers at the
21534 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
21535 * config/alpha/crtfastmath.c: Likewise.
21536 * config/alpha/linux-unwind.h: Likewise.
21537 * config/alpha/qrnnd.asm: Likewise.
21538 * config/alpha/vms-crt0-64.c: Likewise.
21539 * config/alpha/vms-crt0.c: Likewise.
21540 * config/alpha/vms-dwarf2.asm: Likewise.
21541 * config/alpha/vms-dwarf2eh.asm: Likewise.
21542 * config/alpha/vms-psxcrt0-64.c: Likewise.
21543 * config/alpha/vms-psxcrt0.c: Likewise.
21544 * config/alpha/vms_tramp.asm: Likewise.
21545 * config/arc/initfini.c: Likewise.
21546 * config/arc/lib1funcs.asm: Likewise.
21547 * config/arm/bpabi-v6m.S: Likewise.
21548 * config/arm/bpabi.S: Likewise.
21549 * config/arm/bpabi.c: Likewise.
21550 * config/arm/crti.asm: Likewise.
21551 * config/arm/crtn.asm: Likewise.
21552 * config/arm/ieee754-df.S: Likewise.
21553 * config/arm/ieee754-sf.S: Likewise.
21554 * config/arm/lib1funcs.asm: Likewise.
21555 * config/arm/libunwind.S: Likewise.
21556 * config/arm/linux-atomic.c: Likewise.
21557 * config/arm/mmintrin.h: Likewise.
21558 * config/arm/pr-support.c: Likewise.
21559 * config/arm/unaligned-funcs.c: Likewise.
21560 * config/arm/unwind-arm.c: Likewise.
21561 * config/arm/unwind-arm.h: Likewise.
21562 * config/avr/libgcc.S: Likewise.
21563 * config/bfin/crti.s: Likewise.
21564 * config/bfin/crtlibid.s: Likewise.
21565 * config/bfin/crtn.s: Likewise.
21566 * config/bfin/lib1funcs.asm: Likewise.
21567 * config/bfin/linux-unwind.h: Likewise.
21568 * config/cris/arit.c: Likewise.
21569 * config/cris/cris_abi_symbol.c: Likewise.
21570 * config/darwin-64.c: Likewise.
21571 * config/darwin-crt2.c: Likewise.
21572 * config/darwin-crt3.c: Likewise.
21573 * config/darwin.h: Likewise.
21574 * config/dbxelf.h: Likewise.
21575 * config/dfp-bit.c: Likewise.
21576 * config/dfp-bit.h: Likewise.
21577 * config/elfos.h: Likewise.
21578 * config/fixed-bit.c: Likewise.
21579 * config/fixed-bit.h: Likewise.
21580 * config/fp-bit.c: Likewise.
21581 * config/fp-bit.h: Likewise.
21582 * config/fr30/crti.asm: Likewise.
21583 * config/fr30/crtn.asm: Likewise.
21584 * config/fr30/lib1funcs.asm: Likewise.
21585 * config/freebsd-spec.h: Likewise.
21586 * config/frv/cmovd.c: Likewise.
21587 * config/frv/cmovh.c: Likewise.
21588 * config/frv/cmovw.c: Likewise.
21589 * config/frv/frvbegin.c: Likewise.
21590 * config/frv/frvend.c: Likewise.
21591 * config/frv/lib1funcs.asm: Likewise.
21592 * config/glibc-stdint.h: Likewise.
21593 * config/h8300/clzhi2.c: Likewise.
21594 * config/h8300/crti.asm: Likewise.
21595 * config/h8300/crtn.asm: Likewise.
21596 * config/h8300/ctzhi2.c: Likewise.
21597 * config/h8300/fixunssfsi.c: Likewise.
21598 * config/h8300/lib1funcs.asm: Likewise.
21599 * config/h8300/parityhi2.c: Likewise.
21600 * config/h8300/popcounthi2.c: Likewise.
21601 * config/i386/ammintrin.h: Likewise.
21602 * config/i386/att.h: Likewise.
21603 * config/i386/avxintrin.h: Likewise.
21604 * config/i386/biarch64.h: Likewise.
21605 * config/i386/bmmintrin.h: Likewise.
21606 * config/i386/cpuid.h: Likewise.
21607 * config/i386/cross-stdarg.h: Likewise.
21608 * config/i386/crtfastmath.c: Likewise.
21609 * config/i386/crtprec.c: Likewise.
21610 * config/i386/cygming-crtbegin.c: Likewise.
21611 * config/i386/cygming-crtend.c: Likewise.
21612 * config/i386/cygwin.asm: Likewise.
21613 * config/i386/emmintrin.h: Likewise.
21614 * config/i386/gmm_malloc.h: Likewise.
21615 * config/i386/gthr-win32.c: Likewise.
21616 * config/i386/i386.h: Likewise.
21617 * config/i386/immintrin.h: Likewise.
21618 * config/i386/linux-unwind.h: Likewise.
21619 * config/i386/linux64.h: Likewise.
21620 * config/i386/mm3dnow.h: Likewise.
21621 * config/i386/mmintrin-common.h: Likewise.
21622 * config/i386/mmintrin.h: Likewise.
21623 * config/i386/nmmintrin.h: Likewise.
21624 * config/i386/pmm_malloc.h: Likewise.
21625 * config/i386/pmmintrin.h: Likewise.
21626 * config/i386/smmintrin.h: Likewise.
21627 * config/i386/sol2-c1.asm: Likewise.
21628 * config/i386/sol2-ci.asm: Likewise.
21629 * config/i386/sol2-cn.asm: Likewise.
21630 * config/i386/sol2-gc1.asm: Likewise.
21631 * config/i386/tmmintrin.h: Likewise.
21632 * config/i386/unix.h: Likewise.
21633 * config/i386/w32-unwind.h: Likewise.
21634 * config/i386/wmmintrin.h: Likewise.
21635 * config/i386/x86-64.h: Likewise.
21636 * config/i386/x86intrin.h: Likewise.
21637 * config/i386/xmmintrin.h: Likewise.
21638 * config/ia64/crtbegin.asm: Likewise.
21639 * config/ia64/crtend.asm: Likewise.
21640 * config/ia64/crtfastmath.c: Likewise.
21641 * config/ia64/crti.asm: Likewise.
21642 * config/ia64/crtn.asm: Likewise.
21643 * config/ia64/fde-glibc.c: Likewise.
21644 * config/ia64/lib1funcs.asm: Likewise.
21645 * config/ia64/linux-unwind.h: Likewise.
21646 * config/ia64/quadlib.c: Likewise.
21647 * config/ia64/unwind-ia64.c: Likewise.
21648 * config/linux.h: Likewise.
21649 * config/m32c/m32c-lib1.S: Likewise.
21650 * config/m32c/m32c-lib2-trapv.c: Likewise.
21651 * config/m32c/m32c-lib2.c: Likewise.
21652 * config/m32r/initfini.c: Likewise.
21653 * config/m68hc11/larith.asm: Likewise.
21654 * config/m68hc11/m68hc11-crt0.S: Likewise.
21655 * config/m68k/cf.md: Likewise.
21656 * config/m68k/crti.s: Likewise.
21657 * config/m68k/crtn.s: Likewise.
21658 * config/m68k/lb1sf68.asm: Likewise.
21659 * config/m68k/linux-unwind.h: Likewise.
21660 * config/mcore/crti.asm: Likewise.
21661 * config/mcore/crtn.asm: Likewise.
21662 * config/mcore/lib1.asm: Likewise.
21663 * config/mips/linux-unwind.h: Likewise.
21664 * config/mips/loongson.h: Likewise.
21665 * config/mips/mips16.S: Likewise.
21666 * config/mmix/crti.asm: Likewise.
21667 * config/mmix/crtn.asm: Likewise.
21668 * config/pa/fptr.c: Likewise.
21669 * config/pa/hpux-unwind.h: Likewise.
21670 * config/pa/lib2funcs.asm: Likewise.
21671 * config/pa/linux-atomic.c: Likewise.
21672 * config/pa/linux-unwind.h: Likewise.
21673 * config/pa/milli64.S: Likewise.
21674 * config/pa/quadlib.c: Likewise.
21675 * config/pa/stublib.c: Likewise.
21676 * config/picochip/libgccExtras/adddi3.asm: Likewise.
21677 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
21678 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
21679 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
21680 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
21681 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
21682 * config/picochip/libgccExtras/divmod15.asm: Likewise.
21683 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
21684 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
21685 * config/picochip/libgccExtras/longjmp.asm: Likewise.
21686 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
21687 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
21688 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
21689 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
21690 * config/picochip/libgccExtras/setjmp.asm: Likewise.
21691 * config/picochip/libgccExtras/subdi3.asm: Likewise.
21692 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
21693 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
21694 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
21695 * config/rs6000/750cl.h: Likewise.
21696 * config/rs6000/altivec.h: Likewise.
21697 * config/rs6000/biarch64.h: Likewise.
21698 * config/rs6000/crtresfpr.asm: Likewise.
21699 * config/rs6000/crtresgpr.asm: Likewise.
21700 * config/rs6000/crtresxfpr.asm: Likewise.
21701 * config/rs6000/crtresxgpr.asm: Likewise.
21702 * config/rs6000/crtsavfpr.asm: Likewise.
21703 * config/rs6000/crtsavgpr.asm: Likewise.
21704 * config/rs6000/darwin-asm.h: Likewise.
21705 * config/rs6000/darwin-fallback.c: Likewise.
21706 * config/rs6000/darwin-fpsave.asm: Likewise.
21707 * config/rs6000/darwin-ldouble.c: Likewise.
21708 * config/rs6000/darwin-tramp.asm: Likewise.
21709 * config/rs6000/darwin-unwind.h: Likewise.
21710 * config/rs6000/darwin-vecsave.asm: Likewise.
21711 * config/rs6000/darwin-world.asm: Likewise.
21712 * config/rs6000/e500crtres32gpr.asm: Likewise.
21713 * config/rs6000/e500crtres64gpr.asm: Likewise.
21714 * config/rs6000/e500crtres64gprctr.asm: Likewise.
21715 * config/rs6000/e500crtrest32gpr.asm: Likewise.
21716 * config/rs6000/e500crtrest64gpr.asm: Likewise.
21717 * config/rs6000/e500crtresx32gpr.asm: Likewise.
21718 * config/rs6000/e500crtresx64gpr.asm: Likewise.
21719 * config/rs6000/e500crtsav32gpr.asm: Likewise.
21720 * config/rs6000/e500crtsav64gpr.asm: Likewise.
21721 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
21722 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
21723 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
21724 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
21725 * config/rs6000/eabi-ci.asm: Likewise.
21726 * config/rs6000/eabi-cn.asm: Likewise.
21727 * config/rs6000/eabi.asm: Likewise.
21728 * config/rs6000/linux-unwind.h: Likewise.
21729 * config/rs6000/linux64.h: Likewise.
21730 * config/rs6000/paired.h: Likewise.
21731 * config/rs6000/paired.md: Likewise.
21732 * config/rs6000/ppc64-fp.c: Likewise.
21733 * config/rs6000/ppu_intrinsics.h: Likewise.
21734 * config/rs6000/rs6000.h: Likewise.
21735 * config/rs6000/si2vmx.h: Likewise.
21736 * config/rs6000/sol-ci.asm: Likewise.
21737 * config/rs6000/sol-cn.asm: Likewise.
21738 * config/rs6000/spe.h: Likewise.
21739 * config/rs6000/spu2vmx.h: Likewise.
21740 * config/rs6000/sysv4.h: Likewise.
21741 * config/rs6000/tramp.asm: Likewise.
21742 * config/rs6000/vec_types.h: Likewise.
21743 * config/s390/linux-unwind.h: Likewise.
21744 * config/s390/tpf-unwind.h: Likewise.
21745 * config/score/crti.asm: Likewise.
21746 * config/score/crtn.asm: Likewise.
21747 * config/sh/crt1.asm: Likewise.
21748 * config/sh/crti.asm: Likewise.
21749 * config/sh/crtn.asm: Likewise.
21750 * config/sh/divtab-sh4-300.c: Likewise.
21751 * config/sh/divtab-sh4.c: Likewise.
21752 * config/sh/divtab.c: Likewise.
21753 * config/sh/lib1funcs-4-300.asm: Likewise.
21754 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
21755 * config/sh/lib1funcs.asm: Likewise.
21756 * config/sh/lib1funcs.h: Likewise.
21757 * config/sh/linux-atomic.asm: Likewise.
21758 * config/sh/linux-unwind.h: Likewise.
21759 * config/sh/shmedia.h: Likewise.
21760 * config/sh/sshmedia.h: Likewise.
21761 * config/sh/ushmedia.h: Likewise.
21762 * config/sparc/crtfastmath.c: Likewise.
21763 * config/sparc/linux-unwind.h: Likewise.
21764 * config/sparc/sol2-c1.asm: Likewise.
21765 * config/sparc/sol2-ci.asm: Likewise.
21766 * config/sparc/sol2-cn.asm: Likewise.
21767 * config/spu/divmodti4.c: Likewise.
21768 * config/spu/divv2df3.c: Likewise.
21769 * config/spu/float_disf.c: Likewise.
21770 * config/spu/float_unsdidf.c: Likewise.
21771 * config/spu/float_unsdisf.c: Likewise.
21772 * config/spu/float_unssidf.c: Likewise.
21773 * config/spu/mfc_multi_tag_release.c: Likewise.
21774 * config/spu/mfc_multi_tag_reserve.c: Likewise.
21775 * config/spu/mfc_tag_release.c: Likewise.
21776 * config/spu/mfc_tag_reserve.c: Likewise.
21777 * config/spu/mfc_tag_table.c: Likewise.
21778 * config/spu/multi3.c: Likewise.
21779 * config/spu/spu_internals.h: Likewise.
21780 * config/spu/spu_intrinsics.h: Likewise.
21781 * config/spu/spu_mfcio.h: Likewise.
21782 * config/spu/vec_types.h: Likewise.
21783 * config/spu/vmx2spu.h: Likewise.
21784 * config/stormy16/stormy16-lib2.c: Likewise.
21785 * config/svr4.h: Likewise.
21786 * config/sync.c: Likewise.
21787 * config/v850/lib1funcs.asm: Likewise.
21788 * config/vxlib-tls.c: Likewise.
21789 * config/vxlib.c: Likewise.
21790 * config/vxworks-dummy.h: Likewise.
21791 * config/xtensa/crti.asm: Likewise.
21792 * config/xtensa/crtn.asm: Likewise.
21793 * config/xtensa/ieee754-df.S: Likewise.
21794 * config/xtensa/ieee754-sf.S: Likewise.
21795 * config/xtensa/lib1funcs.asm: Likewise.
21796 * config/xtensa/lib2funcs.S: Likewise.
21797 * config/xtensa/linux-unwind.h: Likewise.
21798 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
21799 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
21800 * coretypes.h: Likewise.
21801 * crtstuff.c: Likewise.
21802 * defaults.h: Likewise.
21803 * dwarf2.h: Likewise.
21804 * emutls.c: Likewise.
21805 * gbl-ctors.h: Likewise.
21806 * gcov-io.h: Likewise.
21807 * ginclude/float.h: Likewise.
21808 * ginclude/iso646.h: Likewise.
21809 * ginclude/stdarg.h: Likewise.
21810 * ginclude/stdbool.h: Likewise.
21811 * ginclude/stddef.h: Likewise.
21812 * ginclude/stdfix.h: Likewise.
21813 * ginclude/stdint-gcc.h: Likewise.
21814 * ginclude/tgmath.h: Likewise.
21815 * gthr-aix.h: Likewise.
21816 * gthr-dce.h: Likewise.
21817 * gthr-gnat.c: Likewise.
21818 * gthr-gnat.h: Likewise.
21819 * gthr-lynx.h: Likewise.
21820 * gthr-mipssde.h: Likewise.
21821 * gthr-nks.h: Likewise.
21822 * gthr-posix.c: Likewise.
21823 * gthr-posix.h: Likewise.
21824 * gthr-posix95.h: Likewise.
21825 * gthr-rtems.h: Likewise.
21826 * gthr-single.h: Likewise.
21827 * gthr-solaris.h: Likewise.
21828 * gthr-tpf.h: Likewise.
21829 * gthr-vxworks.h: Likewise.
21830 * gthr-win32.h: Likewise.
21831 * gthr.h: Likewise.
21832 * libgcc2.c: Likewise.
21833 * libgcc2.h: Likewise.
21834 * libgcov.c: Likewise.
21835 * tsystem.h: Likewise.
21836 * typeclass.h: Likewise.
21837 * unwind-c.c: Likewise.
21838 * unwind-compat.h: Likewise.
21839 * unwind-dw2-fde-compat.c: Likewise.
21840 * unwind-dw2-fde-darwin.c: Likewise.
21841 * unwind-dw2-fde-glibc.c: Likewise.
21842 * unwind-dw2-fde.c: Likewise.
21843 * unwind-dw2-fde.h: Likewise.
21844 * unwind-dw2.c: Likewise.
21845 * unwind-dw2.h: Likewise.
21846 * unwind-generic.h: Likewise.
21847 * unwind-pe.h: Likewise.
21848 * unwind-sjlj.c: Likewise.
21849 * unwind.inc: Likewise.
21850 * config/arm/neon-gen.ml: Change generated copyright header to
21851 refer to version 3 of the GNU General Public License with
21852 version 3.1 of the GCC Runtime Library Exception and to point
21853 readers at the COPYING3 and COPYING3.RUNTIME files and the
21854 FSF's license web page.
21855 * config/arm/arm_neon.h: Regenerate.
21857 2009-04-09 Jakub Jelinek <jakub@redhat.com>
21859 * config/cris/cris.md: Change copyright header to refer to version
21860 3 of the GNU General Public License.
21861 * doc/install.texi2html: Change copyright header to refer to version
21862 3 of the GNU General Public License and to point readers at the
21863 COPYING3 file and the FSF's license web page.
21864 * config/vax/linux.h: Likewise.
21866 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
21868 * config/i386/i386.md (cmpcc): New.
21869 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
21870 (sync_compare_and_swap_cc*): Delete.
21872 * config/s390/s390.c (s390_compare_emitted): Remove.
21873 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
21874 s390_compare_emitted used to be handled. Assert that modes match.
21875 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
21876 refer to sync_compare_and_swap_ccsi.
21877 * config/s390/s390.h (s390_compare_emitted): Remove.
21878 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
21879 instead of s390_compare_emitted.
21880 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
21881 instead of s390_compare_emitted.
21882 * config/s390/s390.md (cmpcc): New.
21883 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
21884 CC_REGNUM, do not pretend it's set.
21885 (sync_compare_and_swap_cc*): Delete.
21886 * config/s390/predicates.md (cc_reg_operand): New.
21888 * expr.c (sync_compare_and_swap_cc): Delete.
21889 * optabs.h (sync_compare_and_swap_cc): Delete.
21890 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
21891 is being used with can_compare_p.
21892 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
21893 (find_cc_set): New.
21894 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
21895 look for a MODE_CC set instead. Use emit_store_flag.
21896 (expand_compare_and_swap_loop): Likewise, with some additional
21897 complication to avoid a force_reg when useless. Use
21898 emit_cmp_and_jump_insns.
21899 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
21900 * doc/md.texi (sync_compare_and_swap_cc): Merge with
21901 sync_compare_and_swap documentation.
21903 2009-04-09 Jan Hubicka <jh@suse.cz>
21905 * except.c (find_prev_try): Break out from ....
21906 (duplicate_eh_regions): ... here; properly update prev_try pointers
21907 when duplication part of tree.
21908 (dump_eh_tree): Improve dumping.
21909 (verify_eh_region): New.
21910 (verify_eh_tree): Use it.
21912 2009-04-06 Richard Guenther <rguenther@suse.de>
21914 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
21915 &ARRAY addresses by adjusting their types and prepending
21917 * tree-cfg.c (verify_gimple_assign_single): Verify that
21918 addresses are correct.
21920 2009-04-09 Richard Guenther <rguenther@suse.de>
21922 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
21923 indices into an array reference if possible.
21924 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
21925 Fold POINTER_PLUS_EXPR statements with invariant address.
21927 2009-04-09 Alan Modra <amodra@bigpond.net.au>
21930 * config.gcc (powerpc64-*-linux*): Always build biarch.
21932 2009-04-09 Joseph Myers <joseph@codesourcery.com>
21935 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
21936 it and pedwarn if this results in an INTEGER_CST.
21938 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21940 * doc/install.texi: Update minimum GMP version. Remove obsolete
21941 text in MPFR section.
21943 2009-04-08 Jakub Jelinek <jakub@redhat.com>
21945 * dwarf2out.c (class_scope_p): New static inline.
21946 (class_or_namespace_scope_p): Use it.
21947 (gen_variable_die): Use DW_TAG_member tag for static data member
21948 declarations instead of DW_TAG_variable.
21950 PR middle-end/39573
21951 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
21954 2009-04-08 Richard Guenther <rguenther@suse.de>
21956 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
21957 valueize random data.
21959 2009-04-08 David Edelsohn <edelsohn@gnu.org>
21961 * config.gcc (aix tm_file): Add aix-stdint.h.
21962 (aix tm clause use_gcc_stdint): Set to wrap.
21963 * config/rs6000/aix-stdint.h: New file.
21965 2009-04-08 Richard Guenther <rguenther@suse.de>
21967 PR middle-end/36291
21968 * tree-dfa.c (add_referenced_var): Do not recurse into
21969 global initializers.
21970 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
21972 (fold_const_aggregate_ref): Likewise.
21974 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
21976 * recog.c (ordered_comparison_operator): New.
21977 * gensupport.c (std_preds): Add it.
21978 * doc/md.texi (Machine-Independent Predicates): Document it.
21980 2009-04-08 Jan Hubicka <jh@suse.cz>
21982 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
21983 * function.h (rtl_eh): Remove exception_handler_label_map.
21984 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
21985 remove_exception_handler_label, for_each_eh_label_1): Remove.
21986 (rtl_remove_unreachable_regions): Remove.
21987 (convert_from_eh_region_ranges): Do not remove unreachable regions.
21988 (find_exception_handler_labels): Don't build the hashtable.
21989 (maybe_remove_eh_handler): Remove.
21990 (for_each_eh_label): Rewrite to walk the tree.
21991 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
21992 * except.h (maybe_remove_eh_handler): Remove.
21993 * passes.c (init_optimization_passes): Schedule second EH cleanup
21995 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
21996 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
21998 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
22000 * genoutput.c (validate_optab_operands): New.
22001 (gen_insn, gen_expand): Call it.
22003 * genflags.c (gen_insn): Detect misused iterators.
22004 (main): Pass line_no to gen_insn, exit with status 1 on error.
22006 * genextract.c (line_no): Make global.
22007 (VEC_safe_set_locstr): Change assertion to error message.
22008 (main): Exit with status 1 on error.
22010 2009-04-08 Joseph Myers <joseph@codesourcery.com>
22014 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
22015 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
22016 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
22017 * c-convert.c (convert): Do not call fold on results of conversion
22018 functions when the result is a C_MAYBE_CONST_EXPR.
22019 * c-parser.c (c_parser_postfix_expression): Do not fold condition
22020 of __builtin_choose_expr.
22021 * c-typeck.c (remove_c_maybe_const_expr): New.
22022 (build_unary_op, build_conditional_expr, build_compound_expr,
22023 build_binary_op, c_objc_common_truthvalue_conversion): Call
22024 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
22027 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
22029 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
22030 CODE to produce a new one. Add a prototype to use fold_convert_const
22032 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
22035 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
22036 mix declarations and code.
22038 2009-04-08 Ben Elliston <bje@au.ibm.com>
22040 * gcc.c: Replace `CC' with `GCC' throughout.
22042 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
22044 * doc/invoke.texi: Document Atom support.
22046 2009-04-07 Jason Merrill <jason@redhat.com>
22049 * c-common.h, c-common.c: Add flag_pretty_templates.
22050 * c-opts.c (c_common_handle_option): Set it.
22051 * c.opt: Add -fno-pretty-templates.
22052 * doc/invoke.texi (C++ Dialect Options): Likewise.
22054 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
22056 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
22057 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
22058 (ia64_expand_builtin): Likewise.
22060 2009-04-07 Martin Jambor <mjambor@suse.cz>
22062 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
22063 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
22064 ADDR_EXPRS are include too.
22066 2009-04-07 Richard Guenther <rguenther@suse.de>
22068 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
22069 decls are only used if passes as parameters or if they are
22070 local statics and the call is not to a builtin.
22071 (call_may_clobber_ref_p_1): Likewise.
22073 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22075 * expr.c (do_store_flag): Remove last argument. Simplify code
22076 to avoid duplication of tests already done by can_compare_p.
22077 (expand_expr_real_1): Adjust caller.
22079 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22081 * optabs.c (can_compare_p): Test the predicate of a
22082 cbranch and cstore pattern.
22084 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22086 * expr.c (convert_move): Use emit_store_flag instead of
22089 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22091 * config/i386/i386.c (ix86_compare_emitted): Remove.
22092 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
22093 ix86_compare_op0 like ix86_compare_emitted used to be handled.
22094 * config/i386/i386.h (ix86_compare_emitted): Remove.
22095 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
22096 instead of ix86_compare_emitted.
22097 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
22099 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
22101 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
22102 Add t-sysroot-suffix to tmake_file.
22103 * config/print-sysroot-suffix.sh: New file.
22104 * config/t-sysroot-suffix: New file.
22106 2009-04-07 Ben Elliston <bje@au.ibm.com>
22108 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
22109 as the latter produces a warning when the target does not support
22112 2009-04-07 Ben Elliston <bje@au.ibm.com>
22114 * dfp.c: Replace type punning assignments with memcpy throughout.
22115 * Makefile.in (dfp.o-warn): Remove.
22117 2009-04-07 Alan Modra <amodra@bigpond.net.au>
22120 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
22121 Include soft-fp/t-softfp after rs6000/t-linux64.
22123 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
22125 * stor-layout.c (set_sizetype): Use the full precision of their
22126 machine mode for bitsize types.
22128 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
22130 * config/i386/i386.md: Revert 2 accidental checkins.
22132 2009-04-06 Joey Ye <joey.ye@intel.com>
22133 Xuepeng Guo <xuepeng.guo@intel.com>
22134 H.J. Lu <hongjiu.lu@intel.com>
22136 Atom pipeline model, tuning and insn selection.
22137 * config.gcc (atom): Add atom config options and target.
22139 * config/i386/atom.md: New.
22141 * config/i386/i386.c (atom_cost): New cost.
22142 (m_ATOM): New macro flag.
22143 (initial_ix86_tune_features): Set m_ATOM.
22144 (x86_accumulate_outgoing_args): Likewise.
22145 (x86_arch_always_fancy_math_387): Likewise.
22146 (processor_target): Add Atom cost.
22147 (cpu_names): Add Atom cpu name.
22148 (override_options): Set Atom ISA.
22149 (ix86_issue_rate): New case PROCESSOR_ATOM.
22150 (ix86_adjust_cost): Likewise.
22152 * config/i386/i386.h (TARGET_ATOM): New target macro.
22153 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
22154 (TARGET_OPT_AGU): New target option.
22155 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
22156 (processor_type): Add PROCESSOR_ATOM.
22158 * config/i386/i386.md (cpu): Add new value "atom".
22159 (use_carry, movu): New attr.
22160 (atom.md): Include atom.md.
22161 (adddi3_carry_rex64): Set attr "use_carry".
22162 (addqi3_carry): Likewise.
22163 (addhi3_carry): Likewise.
22164 (addsi3_carry): Likewise.
22165 (*addsi3_carry_zext): Likewise.
22166 (subdi3_carry_rex64): Likewise.
22167 (subqi3_carry): Likewise.
22168 (subhi3_carry): Likewise.
22169 (subsi3_carry): Likewise.
22170 (x86_movdicc_0_m1_rex64): Likewise.
22171 (*x86_movdicc_0_m1_se): Likewise.
22172 (x86_movsicc_0_m1): Likewise.
22173 (*x86_movsicc_0_m1_se): Likewise.
22174 (*adddi_1_rex64): Emit add insn as much as possible.
22175 (*addsi_1): Likewise.
22176 (return_internal): Set atom_unit.
22177 (return_internal_long): Likewise.
22178 (return_pop_internal): Likewise.
22179 (*rcpsf2_sse): Set atom_sse_attr attr.
22180 (*qrt<mode>2_sse): Likewise.
22181 (*prefetch_sse): Likewise.
22183 * config/i386/i386-c.c (ix86_target_macros_internal): New case
22185 (ix86_target_macros_internal): Likewise.
22187 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
22188 (*prefetch_sse_rex): Likewise.
22189 (sse_rcpv4sf2): Likewise.
22190 (sse_vmrcpv4sf2): Likewise.
22191 (sse_sqrtv4sf2): Likewise.
22192 (<sse>_vmsqrt<mode>2): Likewise.
22193 (sse_ldmxcsr): Likewise.
22194 (sse_stmxcsr): Likewise.
22195 (*sse_sfence): Likewise.
22196 (sse2_clflush): Likewise.
22197 (*sse2_mfence): Likewise.
22198 (*sse2_lfence): Likewise.
22199 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
22200 (<sse>_movup<ssemodesuffixf2c>): Likewise.
22201 (avx_movdqu<avxmodesuffix>): Likewise.
22202 (avx_lddqu<avxmodesuffix>): Likewise.
22203 (sse2_movntv2di): Change attr "type" to "ssemov".
22204 (sse2_movntsi): Likewise.
22205 (rsqrtv8sf2): Change attr "type" to "sseadd".
22206 (sse3_addsubv2df3): Set attr "atom_unit".
22207 (sse3_h<plusminus_insn>v4sf3): Likewise.
22208 (*sse2_pmaddwd): Likewise.
22209 (*vec_extractv2di_1_rex64): Likewise.
22210 (*vec_extractv2di_1_avx): Likewise.
22211 (sse2_psadbw): Likewise.
22212 (ssse3_phaddwv8hi3): Likewise.
22213 (ssse3_phaddwv4hi3): Likewise.
22214 (ssse3_phadddv4si3): Likewise.
22215 (ssse3_phadddv2si3): Likewise.
22216 (ssse3_phaddswv8hi3): Likewise.
22217 (ssse3_phaddswv4hi3): Likewise.
22218 (ssse3_phsubwv8hi3): Likewise.
22219 (ssse3_phsubwv4hi3): Likewise.
22220 (ssse3_phsubdv4si3): Likewise.
22221 (ssse3_phsubdv2si3): Likewise.
22222 (ssse3_phsubswv8hi3): Likewise.
22223 (ssse3_phsubswv4hi3): Likewise.
22224 (ssse3_pmaddubsw128): Likewise.
22225 (sse3_pmaddubsw: Likewise.
22226 (ssse3_palignrti): Likewise.
22227 (ssse3_palignrdi): Likewise.
22229 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
22231 * doc/install.texi (Specific): Fix two cross-references to MinGW.
22233 2009-04-06 Richard Guenther <rguenther@suse.de>
22235 PR tree-optimization/28868
22236 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
22237 of which PHI results we inserted.
22238 (insert_into_preds_of_block): Record inserted PHIs.
22239 (eliminate): Eliminate redundant PHI nodes.
22240 (init_pre): Init inserted_phi_names.
22242 2009-04-06 Richard Guenther <rguenther@suse.de>
22244 PR tree-optimization/39643
22245 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
22246 IMAGPART_EXPRs of complex constants.
22247 (execute_fold_all_builtins): If we folded a call queue
22248 TODO_update_address_taken.
22250 2009-04-06 Jan Hubicka <jh@suse.cz>
22252 PR middle-end/39659
22253 * except.c (remove_unreachable_regions): Propagate may_contain_throw
22256 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
22258 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
22260 (ic_invalidate_array): Likewise.
22262 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
22264 * calls.c (emit_library_call_value_1): Fix a problem with parameter
22265 alignment for library calls.
22267 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
22269 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
22270 (mingw32 tm clause use_gcc_stdint): Set to wrap.
22271 * config/i386/mingw-stdint.h: New file.
22273 2009-04-05 Richard Guenther <rguenther@suse.de>
22275 PR tree-optimization/39648
22276 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
22277 our &A vs. &A[0] IL deficiencies.
22279 2009-04-04 Jan Hubicka <jh@suse.cz>
22281 * except.c (sjlj_find_directly_reachable_regions): Be ready for
22282 removed toplevel regions.
22283 (sjlj_mark_call_sites): Likewise.
22285 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
22287 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
22288 (cygwin tm clause use_gcc_stdint): Set to wrap.
22289 * config/i386/cygwin-stdint.h: New file.
22291 2009-04-04 Richard Guenther <rguenther@suse.de>
22293 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
22294 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
22295 single-argument PHIs if we are in loop-closed SSA form.
22296 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
22297 for the pre-condition.
22298 (slpeel_tree_peel_loop_to_edge): Likewise.
22299 (vect_build_loop_niters): Take an optional sequence to append stmts.
22300 (vect_generate_tmps_on_preheader): Likewise.
22301 (vect_do_peeling_for_loop_bound): Take extra guards for the
22303 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
22304 the cost model check.
22305 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
22306 guards if we are going to peel. Do not apply versioning in that case.
22307 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
22308 (vect_do_peeling_for_loop_bound): Likewise.
22309 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
22310 loop bound only record extra pre-conditions, do not apply loop
22313 2009-04-04 Richard Guenther <rguenther@suse.de>
22315 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
22318 2009-04-04 Jan Hubicka <jh@suse.cz>
22320 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
22321 last_basic_block for size of bb->index indexed array.
22322 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
22323 compute_out, link_btr_uses, build_btr_def_use_webs,
22324 build_btr_def_use_webs, migrate_btr_defs): Likewise.
22326 2009-04-04 Jan Hubicka <jh@suse.cz>
22328 * except.c (remove_eh_handler_and_replace): Break out from ...
22329 (remove_eh_handler): ... here.
22330 (bring_to_root): New function.
22331 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
22332 handled ones, bring others to root of tree.
22334 2009-04-04 Jan Hubicka <jh@suse.cz>
22336 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
22337 (all_phis_safe_to_merge): New function.
22338 (update_info): New structure.
22339 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
22340 (cleanup_empty_eh): Update SSA if possible.
22342 2009-04-04 Richard Guenther <rguenther@suse.de>
22344 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
22345 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
22346 (append_vuse): Likewise.
22348 2009-04-04 Jakub Jelinek <jakub@redhat.com>
22350 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
22351 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
22352 instead of REG_UNSAVED for DW_CFA_undefined.
22353 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
22354 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
22357 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
22360 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
22362 2009-04-04 Richard Guenther <rguenther@suse.de>
22364 PR tree-optimization/8781
22365 PR tree-optimization/37892
22366 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
22367 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
22368 (valueize_refs): Call it for *& valueizations.
22369 (shared_reference_ops_from_ref): Rename to ...
22370 (valueize_shared_reference_ops_from_ref): ... this and valueize.
22371 (shared_reference_ops_from_call): Rename to ...
22372 (valueize_shared_reference_ops_from_call): ... this and valueize.
22373 (vn_reference_lookup): Update.
22374 (visit_reference_op_call): Likewise.
22375 * tree-ssa-pre.c (phi_translate_1): Fold *&.
22376 (eliminate): Value-replace the call address in call statements.
22378 2009-04-04 Richard Guenther <rguenther@suse.de>
22380 PR tree-optimization/39636
22381 * tree-ssa-forwprop.c
22382 (forward_propagate_addr_into_variable_array_index): Check for
22383 GIMPLE_ASSIGN before accessing the rhs code.
22385 2009-04-03 Jason Merrill <jason@redhat.com>
22387 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
22389 2009-04-03 Steve Ellcey <sje@cup.hp.com>
22391 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
22392 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
22393 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
22394 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
22395 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
22396 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
22397 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
22398 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
22399 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
22400 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
22401 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
22402 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
22403 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
22404 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
22405 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
22406 Use fr_reg_or_fp01_operand instead of fr_register_operand
22408 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
22409 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
22410 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
22412 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
22414 PR rtl-optimization/39607
22415 PR rtl-optimization/39631
22419 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
22420 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
22421 instead of DF_LR_OUT.
22422 * ira-lives.c (process_bb_node_lives): Ditto.
22423 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
22424 instead of DF_LR_{OUT,IN}.
22425 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
22426 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
22428 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
22430 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
22431 (execute_lower_omp): Always run but take the short way out if -fopenmp
22433 (gate_lower_omp): Remove, forcing the pass manager to always run the
22434 pass and always set PROP_gimple_lomp.
22435 (pass_lower_omp): Remove gate function.
22436 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
22437 PROP_trees. Instead, require it.
22438 * ipa-cp.c (pass_ipa_cp): Likewise.
22439 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
22440 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
22441 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
22442 and PROP_gimple_leh.
22444 2009-04-03 Richard Guenther <rguenther@suse.de>
22446 PR middle-end/13146
22447 PR tree-optimization/23940
22448 PR tree-optimization/33237
22449 PR middle-end/33974
22450 PR middle-end/34093
22451 PR tree-optimization/36201
22452 PR tree-optimization/36230
22453 PR tree-optimization/38049
22454 PR tree-optimization/38207
22455 PR tree-optimization/38230
22456 PR tree-optimization/38301
22457 PR tree-optimization/38585
22458 PR middle-end/38895
22459 PR tree-optimization/38985
22460 PR tree-optimization/39299
22461 * tree-ssa-structalias.h: Remove.
22462 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
22463 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
22464 (struct vuse_element_d): Remove.
22465 (struct vuse_vec_d): Likewise.
22466 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
22467 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
22468 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
22469 VUSE_ELEMENT_VAR): Likewise.
22470 (struct voptype_d): Likewise.
22471 (NUM_VOP_FREE_BUCKETS): Likewise.
22472 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
22473 (struct stmt_operands_d): Remove.
22474 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
22475 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
22476 VDEF_NUM, VDEF_VECT): Likewise.
22477 (copy_virtual_operands): Remove.
22478 (operand_build_cmp): Likewise.
22479 (create_ssa_artificial_load_stmt): Likewise.
22480 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
22481 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
22482 vuse_index and mayuse_index members. Pack and move done and iter_type
22483 members to the front.
22484 (SSA_OP_VMAYUSE): Remove.
22485 (SSA_OP_VIRTUAL_USES): Adjust.
22486 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
22487 (unlink_stmt_vdef): Declare.
22488 (add_to_addressable_set): Remove.
22489 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
22490 (vrp_visit_stmt): Likewise.
22491 * doc/tree-ssa.texi (Alias analysis): Update.
22492 * doc/invoke.texi (max-aliased-vops): Remove docs.
22493 (avg-aliased-vops): Likewise.
22494 * tree-into-ssa.c (syms_to_rename): Remove.
22495 (need_to_update_vops_p): Likewise.
22496 (need_to_initialize_update_ssa_p): Rename to ...
22497 (update_ssa_initialized_fn): ... this. Track function we are
22499 (symbol_marked_for_renaming): Simplify.
22500 (add_new_name_mapping): Do not set need_to_update_vops_p.
22501 (dump_currdefs): Use SYMS_TO_RENAME.
22502 (rewrite_update_stmt): Always walk all uses/defs.
22503 (dump_update_ssa): Adjust.
22504 (init_update_ssa): Take function argument. Track what we are
22506 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
22507 (create_new_def_for): Initialize for cfun, assert we are initialized
22509 (mark_sym_for_renaming): Simplify.
22510 (mark_set_for_renaming): Do not initialize update-ssa.
22511 (need_ssa_update_p): Simplify. Take function argument.
22512 (name_mappings_registered_p): Assert we ask for the correct function.
22513 (name_registered_for_update_p): Likewise.
22514 (ssa_names_to_replace): Likewise.
22515 (release_ssa_name_after_update_ssa): Likewise.
22516 (update_ssa): Likewise. Use SYMS_TO_RENAME.
22517 (dump_decl_set): Do not print a newline.
22518 (debug_decl_set): Do it here.
22519 (dump_update_ssa): And here.
22520 * tree-ssa-loop-im.c (move_computations): Adjust.
22521 (movement_possibility): Likewise.
22522 (determine_max_movement): Likewise.
22523 (gather_mem_refs_stmt): Likewise.
22524 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
22525 or NAME_MEMORY_TAG.
22526 * tree-complex.c (update_all_vops): Remove.
22527 (expand_complex_move): Adjust.
22528 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
22529 Simplify test for memory referencing statement. Exclude
22530 non-invariant ADDR_EXPRs.
22531 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
22532 * tree-loop-distribution.c (generate_memset_zero): Adjust.
22533 (rdg_flag_uses): Likewise.
22534 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
22536 (tree_optimize_tail_calls_1): Also split the
22537 edge from the entry block if we have degenerate PHI nodes in
22538 the first basic block.
22539 * tree.c (init_ttree): Remove memory-tag related code.
22540 (tree_code_size): Likewise.
22541 (tree_node_structure): Likewise.
22542 (build7_stat): Re-write to be build6_stat.
22543 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
22544 (SSA_VAR_P): Adjust.
22545 (struct tree_memory_tag): Remove.
22546 (struct tree_memory_partition_tag): Likewise.
22547 (union tree_node): Adjust.
22548 (build7): Re-write to be build6.
22549 * tree-pass.h (pass_reset_cc_flags): Remove.
22550 (TODO_update_address_taken): New flag.
22551 (pass_simple_dse): Remove.
22552 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
22553 * params.h (MAX_ALIASED_VOPS): Remove.
22554 (AVG_ALIASED_VOPS): Likewise.
22555 * omp-low.c (expand_omp_taskreg): Update SSA form.
22556 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
22557 aliases the lhs in a copy stmt.
22558 * tree-ssa-dse.c (struct address_walk_data): Remove.
22559 (memory_ssa_name_same): Likewise.
22560 (memory_address_same): Likewise.
22561 (get_kill_of_stmt_lhs): Likewise.
22562 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
22563 unused stores. Look through PHI nodes into post-dominated regions.
22564 (dse_optimize_stmt): Simplify. Properly remove stores.
22565 (tree_ssa_dse): Compute dominators.
22566 (execute_simple_dse): Remove.
22567 (pass_simple_dse): Likewise.
22568 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
22569 gimple_loaded_syms and gimple_stored_syms computation.
22570 * toplev.c (dump_memory_report): Dump alias and pta stats.
22571 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
22572 (vn_reference_eq): Likewise.
22573 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
22574 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
22575 valueize_vuses): Remove.
22576 (get_def_ref_stmt_vuses): Simplify. Rename to ...
22577 (get_def_ref_stmt_vuse): ... this.
22578 (vn_reference_lookup_2): New function.
22579 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
22580 walking equivalent vuses. Simplify.
22581 (vn_reference_lookup): Likewise.
22582 (vn_reference_insert): Likewise.
22583 (vn_reference_insert_pieces): Likewise.
22584 (visit_reference_op_call): Simplify.
22585 (visit_reference_op_load): Likewise.
22586 (visit_reference_op_store): Likewise.
22587 (init_scc_vn): Remove shared_lookup_vuses initialization.
22588 (free_scc_vn): Remove shared_lookup_vuses freeing.
22589 (sort_vuses, sort_vuses_heap): Remove.
22590 (get_ref_from_reference_ops): Export.
22591 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
22592 vector with single vuse pointer.
22593 (vn_reference_lookup_pieces, vn_reference_lookup,
22594 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
22595 (shared_vuses_from_stmt): Remove.
22596 (get_ref_from_reference_ops): Declare.
22597 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
22598 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
22599 memory-tag related code.
22600 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
22601 (likely_value): Add comment, skip static-chain of call statements.
22602 (surely_varying_stmt_p): Adjust.
22603 (gimplify_and_update_call_from_tree): Likewise.
22604 (execute_fold_all_builtins): Do not rebuild alias info.
22605 (gimplify_and_update_call_from_tree): Properly update VOPs.
22606 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
22607 (copy_ref_info): Remove memory-tag related code.
22608 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
22609 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
22610 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
22612 * tree-ssa-dom.c (gimple_p): Remove typedef.
22613 (eliminate_redundant_computations): Adjust.
22614 (record_equivalences_from_stmt): Likewise.
22615 (avail_expr_hash): Likewise.
22616 (avail_expr_eq): Likewise.
22617 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
22618 (stmt_makes_single_load): Likewise.
22619 (stmt_makes_single_store): Likewise.
22620 * tree-ssa-alias.c: Rewrite completely.
22621 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
22622 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
22623 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
22624 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
22625 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
22626 Remove public functions.
22627 (pass_reset_cc_flags): Remove.
22628 (pass_build_alias): Move ...
22629 * tree-ssa-structalias.c (pass_build_alias): ... here.
22630 * tree-ssa-alias.c (may_be_aliased): Move ...
22631 * tree-flow-inline.h (may_be_aliased): ... here.
22632 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
22633 count_uses_and_derefs): Move ...
22634 * gimple.c: ... here.
22635 * gimple.h (count_uses_and_derefs): Declare.
22636 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
22637 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
22638 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
22639 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
22640 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
22641 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
22642 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
22644 * tree-dfa.c (refs_may_alias_p): Move ...
22645 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
22646 * tree-ssa-alias.h: New file.
22647 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
22648 (statement_sink_location): Likewise.
22649 * opts.c (decode_options): Do not adjust max-aliased-vops or
22650 avg-aliased-vops values.
22651 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
22652 (TV_CALL_CLOBBER): Likewise.
22653 (TV_FLOW_SENSITIVE): Likewise.
22654 (TV_FLOW_INSENSITIVE): Likewise.
22655 (TV_MEMORY_PARTITIONING): Likewise.
22656 (TV_ALIAS_STMT_WALK): New timevar.
22657 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
22658 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
22659 (get_address_description): Remove memory-tag related code.
22660 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
22661 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
22662 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
22663 and immediate uses in statements. Document.
22664 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
22665 (dump_symbols): Remove.
22666 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
22667 * alias.c (get_deref_alias_set): New function split out from ...
22668 (get_alias_set): ... here.
22669 * alias.h (get_deref_alias_set): Declare.
22670 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
22671 type parameter. Remove restrict pointer handling. Create a
22672 ref-all pointer in case type-based alias sets do not conflict.
22673 (vect_analyze_data_refs): Remove SMT related code.
22674 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
22675 (vectorizable_load): Likewise.
22676 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
22677 (DR_SYMBOL_TAG, DR_VOPS): Remove.
22678 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
22679 Ignore vops and SMTs.
22680 (dr_analyze_alias): Likewise..
22681 (free_data_ref): Likewise.
22682 (create_data_ref): Likewise.
22683 (analyze_all_data_dependences): Likewise.
22684 (get_references_in_stmt): Adjust.
22685 * tree-flow-inline.h (gimple_aliases_computed_p,
22686 gimple_addressable_vars, gimple_call_clobbered_vars,
22687 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
22688 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
22689 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
22690 gimple_mem_ref_stats): Remove.
22691 (gimple_vop): New function.
22692 (op_iter_next_use): Remove vuses and mayuses cases.
22693 (op_iter_next_def): Remove vdefs case.
22694 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
22695 (clear_and_done_ssa_iter): Do not set removed fields.
22696 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
22697 Assert we are not iterating over vuses or vdefs if not also
22698 iterating over uses or defs.
22699 (op_iter_init_use): Likewise.
22700 (op_iter_init_def): Likewise.
22701 (op_iter_next_vdef): Remove.
22702 (op_iter_next_mustdef): Likewise.
22703 (op_iter_init_vdef): Likewise.
22704 (compare_ssa_operands_equal): Likewise.
22705 (link_use_stmts_after): Handle vuse operand.
22706 (is_call_used): Use is_call_clobbered.
22707 (is_call_clobbered): Global variables are always call clobbered,
22708 query the call-clobbers bitmap.
22709 (mark_call_clobbered): Ignore global variables.
22710 (clear_call_clobbered): Likewise.
22711 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
22712 virtual operands sanity check.
22713 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
22715 (TARGET_MEM_REF): Remove TMR_TAG operand.
22716 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
22717 Remove call-clobber related code.
22718 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
22719 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
22720 partitions or escape reason.
22721 (get_single_def_stmt, get_single_def_stmt_from_phi,
22722 get_single_def_stmt_with_phi): Remove.
22723 (dump_referenced_vars): Tidy.
22724 (get_ref_base_and_extent): Allow bare decls.
22725 (collect_dfa_stats): Adjust.
22726 * graphite.c (rename_variables_in_stmt): Adjust.
22727 (graphite_copy_stmts_from_block): Likewise.
22728 (translate_clast): Likewise.
22729 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
22731 (translate_vuse_through_block): Use the oracle.
22732 (phi_translate_1): Adjust.
22733 (value_dies_in_block_x): Use the oracle. Cache the outcome
22735 (valid_in_sets): Check if the VUSE for
22736 a REFERENCE is available.
22737 (eliminate): Do not remove stmts during elimination,
22738 instead queue and remove them afterwards.
22739 (do_pre): Do not rebuild alias info.
22740 (pass_pre): Run TODO_rebuild_alias before PRE.
22741 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
22742 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
22743 (mark_all_v_defs_stmt): Remove.
22744 (mark_all_v_defs_seq): Adjust.
22745 (sra_replace): Likewise.
22746 (scalarize_use): Likewise.
22747 (scalarize_copy): Likewise.
22748 (scalarize_init): Likewise.
22749 (scalarize_ldst): Likewise.
22750 (todoflags): Remove.
22751 (tree_sra): Do not rebuild alias info.
22752 (tree_sra_early): Adjust.
22753 (pass_sra): Run TODO_update_address_taken before SRA.
22754 * tree-predcom.c (set_alias_info): Remove.
22755 (prepare_initializers_chain): Do not call it.
22756 (mark_virtual_ops_for_renaming): Adjust.
22757 (mark_virtual_ops_for_renaming_list): Remove.
22758 (initialize_root_vars): Adjust.
22759 (initialize_root_vars_lm): Likewise.
22760 (prepare_initializers_chain): Likewise.
22761 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
22762 (may_propagate_copy_into_stmt): Likewise.
22763 (merge_alias_info): Do nothing for now.
22764 (propagate_tree_value_into_stmt): Adjust.
22765 (stmt_may_generate_copy): Likewise.
22766 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
22767 not mark symbols for renaming.
22768 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
22769 with the same statement, make sure to update the new pointed-to one.
22770 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
22771 call statements, do not mark symbols for renaming.
22772 (mark_operand_necessary): Dump something.
22773 (ref_may_be_aliased): New function.
22774 (mark_aliased_reaching_defs_necessary_1): New helper function.
22775 (mark_aliased_reaching_defs_necessary): Likewise.
22776 (mark_all_reaching_defs_necessary_1): Likewise.
22777 (mark_all_reaching_defs_necessary): Likewise.
22778 (propagate_necessity): Do not process virtual PHIs. For
22779 non-aliased loads mark all reaching definitions as necessary.
22780 For aliased loads and stores mark the immediate dominating
22781 aliased clobbers as necessary.
22782 (visited): New global static.
22783 (perform_tree_ssa_dce): Free visited bitmap after propagating
22785 (remove_dead_phis): Perform simple dead virtual PHI removal.
22786 (remove_dead_stmt): Properly unlink virtual operands when
22788 (eliminate_unnecessary_stmts): Schedule PHI removal after
22790 * tree-ssa-ter.c (is_replaceable_p): Adjust.
22791 (process_replaceable): Likewise.
22792 (find_replaceable_in_bb): Likewise.
22793 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
22794 based on the single gimple vop.
22795 (verify_flow_insensitive_alias_info): Remove.
22796 (verify_flow_sensitive_alias_info): Likewise.
22797 (verify_call_clobbering): Likewise.
22798 (verify_memory_partitions): Likewise.
22799 (verify_alias_info): Likewise.
22800 (verify_ssa): Adjust..
22801 (execute_update_addresses_taken): Export. Update SSA
22802 manually. Optimize only when optimizing. Use a local bitmap.
22803 (pass_update_address_taken): Remove TODO_update_ssa, add
22805 (pass_update_address_taken): Just use TODO_update_address_taken.
22806 (init_tree_ssa): Do not initialize addressable_vars.
22807 (verify_ssa): Verify new VUSE / VDEF properties.
22808 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
22809 Do not call verify_alias_info.
22810 (delete_tree_ssa): Clear the VUSE, VDEF operands.
22811 Do not free the loaded and stored syms bitmaps. Reset the escaped
22812 and callused solutions. Do not free addressable_vars.
22813 Remove memory-tag related code.
22814 (warn_uninitialized_var): Aliases are always available.
22815 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
22816 * lambda-code.c (can_put_in_inner_loop): Adjust.
22817 (can_put_after_inner_loop): Likewise.
22818 (perfect_nestify): Likewise.
22819 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
22820 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
22821 (vectorizable_conversion): Do not mark symbols for renaming.
22822 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
22823 (expand_call_inline): Unlink the calls virtual operands before
22825 (tree_function_versioning): Do not call update_ssa if we are not
22826 updating clones. Simplify.
22827 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
22828 (propagate_with_phi): Likewise..
22829 * tree-outof-ssa.c (create_temp): Remove memory tag and call
22830 clobber code. Assert we are not aliased or global.
22831 * tree-flow.h: Include tree-ssa-alias.h
22832 (enum escape_type): Remove.
22833 (struct mem_sym_stats_d): Likewise.
22834 (struct mem_ref_stats_d): Likewise.
22835 (struct gimple_df): Add vop member. Remove global_var,
22836 call_clobbered_vars, call_used_vars, addressable_vars,
22837 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
22838 escaped and callused members.
22839 (struct ptr_info_def): Remove all members, add points-to solution
22841 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
22842 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
22843 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
22844 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
22845 (tree-ssa-alias.o): Likewise.
22846 (toplev.o): Add tree-ssa-alias.h
22847 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
22848 * gimple.c (gimple_set_bb): Fix off-by-one error.
22849 (is_gimple_reg): Do not handle memory tags.
22850 (gimple_copy): Also copy virtual operands.
22851 Delay updating the statement. Do not reset loaded and stored syms.
22852 (gimple_set_stored_syms): Remove.
22853 (gimple_set_loaded_syms): Likewise.
22854 (gimple_call_copy_skip_args): Copy the virtual operands
22855 and mark the new statement modified.
22856 * tree-ssa-structalias.c (may_alias_p): Remove.
22857 (set_uids_in_ptset): Take the alias set to prune with as
22858 parameter. Fold in the alias test of may_alias_p.
22859 (compute_points_to_sets): Compute whether a ptr is dereferenced
22860 in a local sbitmap.
22861 (process_constraint): Deal with &ANYTHING on the lhs, reject all
22862 other ADDRESSOF constraints on the lhs.
22863 (get_constraint_for_component_ref): Assert that we don't get
22864 ADDRESSOF constraints from the base of the reference.
22865 Properly generate UNKNOWN_OFFSET for DEREF if needed.
22866 (struct variable_info): Remove collapsed_to member.
22867 (get_varinfo_fc): Remove.
22868 (new_var_info): Do not set collapsed_to.
22869 (dump_constraint): Do not follow cycles.
22870 (dump_constraint_graph): Likewise.
22871 (build_pred_graph): Likewise.
22872 (build_succ_graph): Likewise.
22873 (rewrite_constraints): Likewise.
22874 (do_simple_structure_copy): Remove.
22875 (do_rhs_deref_structure_copy): Remove.
22876 (do_lhs_deref_structure_copy): Remove.
22877 (collapse_rest_of_var): Remove.
22878 (do_structure_copy): Re-implement.
22879 (pta_stats): New global variable.
22880 (dump_pta_stats): New function.
22881 (struct constraint_expr): Make offset signed.
22882 (UNKNOWN_OFFSET): Define special value.
22883 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
22884 (solution_set_expand): New helper function split out from ...
22885 (do_sd_constraint): ... here.
22886 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
22887 (do_ds_constraint): Likewise.
22888 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
22889 and CALLUSED = *CALLUSED.
22890 (set_union_with_increment): Make inc argument signed.
22891 (type_safe): Remove.
22892 (get_constraint_for_ptr_offset): Handle unknown and negative
22894 (first_vi_for_offset): Handle offsets before start. Bail
22895 out early for offsets beyond the variable extent.
22896 (first_or_preceding_vi_for_offset): New function.
22897 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
22898 Together with ESCAPED = *ESCAPED this properly computes reachability.
22899 (find_what_var_points_to): New function.
22900 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
22901 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
22902 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
22903 pt_solutions_intersect): New functions.
22904 (compute_call_used_vars): Remove.
22905 (compute_may_aliases): New main entry into PTA computation.
22906 * gimple.h (gimple_p): New typedef.
22907 (struct gimple_statement_base): Remove references_memory_p.
22908 (struct gimple_statement_with_memory_ops_base): Remove
22909 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
22911 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
22912 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
22913 gimple_set_references_memory): Remove.
22914 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
22915 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
22917 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
22918 (verify_expr): Allow RESULT_DECL.
22919 (gimple_duplicate_bb): Do not copy virtual operands.
22920 (gimple_duplicate_sese_region): Adjust.
22921 (gimple_duplicate_sese_tail): Likewise.
22922 (mark_virtual_ops_in_region): Remove.
22923 (move_sese_region_to_fn): Do not call it.
22924 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
22925 and pass_simple_dse.
22926 (execute_function_todo): Handle TODO_update_address_taken,
22927 call execute_update_addresses_taken for TODO_rebuild_alias.
22928 (execute_todo): Adjust.
22929 (execute_one_pass): Init dump files early.
22930 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
22932 (create_general_new_stmt): Clear vops.
22933 * tree-ssa-reassoc.c (get_rank): Adjust.
22934 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
22935 symbols for renaming.
22936 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
22937 (PARAM_AVG_ALIASED_VOPS): Likewise.
22938 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
22939 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
22940 * tree-ssa-operands.c: Simplify for new virtual operand representation.
22941 (operand_build_cmp, copy_virtual_operands,
22942 create_ssa_artificial_load_stmt, add_to_addressable_set,
22943 gimple_add_to_addresses_taken): Remove public functions.
22944 (unlink_stmt_vdef): New function.
22946 2009-04-03 Alan Modra <amodra@bigpond.net.au>
22948 * config.gcc (powerpc-*-linux*): Merge variants.
22950 2009-04-02 Chao-ying Fu <fu@mips.com>
22951 James Grosbach <james.grosbach@microchip.com>
22953 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
22954 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
22956 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
22957 keep_interrupts_masked_p, use_debug_exception_return_p.
22958 (mips_attribute_table): Add interrupt, use_shadow_register_set,
22959 keep_interrupts_masked, use_debug_exception_return.
22960 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
22961 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
22963 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
22964 (mips_print_operand): Process COP0 registers to print $0 .. $31
22965 correctly for GAS to process.
22966 (mips_interrupt_extra_call_saved_reg_p): New function.
22967 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
22969 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
22970 (mips_compute_frame_info): Add supports for interrupt context that
22971 includes doubleword accumulators and COP0 registers.
22972 (mips_for_each_saved_acc): New function.
22973 (mips_for_each_saved_gpr_and_fpr): Change the function name from
22974 mips_for_each_saved_reg.
22975 (mips_save_reg): Save accumulators.
22976 (mips_kernel_reg_p): A new for_each_rtx callback.
22977 (mips_expand_prologue): Support interrupt handlers.
22978 (mips_restore_reg): Restore accumulators.
22979 (mips_expand_epilogue): Support interrupt handlers.
22980 (mips_can_use_return_insn): Return false for interrupt handlers.
22981 (mips_epilogue_uses): New function.
22982 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
22983 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
22984 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
22985 cop0_move): New instructions.
22986 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
22987 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
22989 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
22991 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
22992 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
22993 interrupt handlers, we use K0 as the temporary register.
22994 (EPILOGUE_USES): Change to a function call.
22995 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
22996 handlers, we use K0 as the temporary register.
22998 * doc/extend.texi (Function Attributes): Document interrupt,
22999 use_shadow_register_set, keep_interrupts_masked,
23000 use_debug_exception_return for MIPS attributes.
23002 2009-04-03 Alan Modra <amodra@bigpond.net.au>
23004 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
23005 Remove a number of t-files from tmake_file.
23006 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
23007 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
23008 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
23009 target_prototype, not TARGET_PROTOTYPE.
23010 (LINK_OS_GNU_SPEC): Define.
23011 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
23012 and darwin-ldoubdle.c.
23014 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
23017 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
23018 (cpp_options): Ditto.
23019 (default_compilers): Ditto.
23020 (display_help): Ditto.
23021 (process_command): Ditto.
23022 (do_spec_1): Ditto.
23023 (set_input): Use lbasename instead of duplicate code.
23024 (save_temps_prefix): New static for -save-temps=obj.
23025 (save_temps_length): Ditto.
23027 * doc/invoke.texi (-save-temps=obj): Document new variant to
23028 -save-temps switch.
23030 2009-04-02 Jeff Law <law@redhat.com>
23032 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
23035 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
23037 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
23038 * configure: Regenerated.
23040 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23042 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
23043 share the argument list.
23045 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23049 2009-02-12 Diego Novillo <dnovillo@google.com>
23051 * varpool.c (debug_varpool): New.
23052 * cgraph.h (debug_varpool): Declare.
23054 2009-04-02 Jan Hubicka <jh@suse.cz>
23056 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
23059 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
23061 * config/i386/i386.c (ix86_abi): Move initialization to ...
23062 (override_options): Here.
23064 2009-04-02 Christian Bruel <christian.bruel@st.com>
23066 * config/sh/sh.c (sh_dwarf_register_span): New function.
23067 (TARGET_DWARF_REGISTER_SPAN): Define.
23068 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
23070 2009-04-02 Ira Rosen <irar@il.ibm.com>
23072 PR tree-optimization/39595
23073 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
23074 interleaved loads group is not greater than the SLP group size.
23076 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23078 * builtins.c (is_builtin_name): New.
23079 (called_as_built_in): Use is_builtin_name.
23080 * tree.h (is_builtin_name): New.
23081 * varasm.c (incorporeal_function_p): Use is_builtin_name
23083 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
23085 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
23087 2009-04-02 Dodji Seketeli <dodji@redhat.com>
23090 * c-decl.c (clone_underlying_type): Move this ...
23091 * c-common.c (set_underlying_type): ... here.
23092 Also, make sure the function properly sets TYPE_STUB_DECL() on
23093 the newly created typedef variant type.
23094 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
23095 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
23098 2009-04-02 Richard Guenther <rguenther@suse.de>
23100 PR tree-optimization/37221
23101 * tree-flow.h (degenerate_phi_result): Declare.
23102 * tree-ssa-dom.c (degenerate_phi_result): Export.
23103 * tree-scalar-evolution.c (analyze_initial_condition): If
23104 the initial condition is defined by a degenerate PHI node
23105 use the degenerate value.
23107 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
23109 PR rtl-optimization/39588
23110 * combine.c (merge_outer_ops): Do not set the constant when this
23112 (simplify_shift_const_1): Do not modify it either in this case.
23114 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
23116 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
23117 tuning is deprecated if -mtune value is set to an Itanium1 variant.
23119 2009-04-01 Janis Johnson <janis187@us.ibm.com>
23122 * c-lex.c (interpret_float): Default (no suffix) is double.
23124 2009-04-1 Xinliang David Li <davidxl@google.com>
23126 * config/i386/i386.c (legitimate_constant_p): Recognize
23127 all one vector constant.
23129 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23131 * config/vax/vax.c: Add #includes to silence warnings.
23132 Change #include order to silence two warnings.
23134 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23136 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
23137 (ASM_SPEC): Pass -k to the assembler for PIC code.
23139 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23141 * config.gcc: Add vax-*-linux* to the switch.
23142 * config/vax/linux.h: New file. (TARGET_VERSION,
23143 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
23145 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23147 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
23148 Use predicate macros instead of GET_CODE() == foo.
23149 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
23150 ashlsi3, rotrsi3, <unnamed>): Likewise.
23152 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23154 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
23155 jbbccihi, jbbccisi): Remova trailing whitespace.
23156 * config/vax/constraints.md: Likewise.
23157 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
23158 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
23159 * config/vax/predicates.md: Likewise.
23160 * config/vax/vax.c (print_operand_address, vax_output_int_move,
23161 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
23162 * config/vax/vax.h: Likewise.
23163 * config/vax/vax.md (nonlocal_goto): Likewise.
23165 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23167 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
23168 (indirectable_address_p, adjacent_operands_p): Add spaces around
23170 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
23172 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23174 * config/vax/vax.c (legitimate_constant_address_p,
23175 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
23176 index_term_p, reg_plus_index_p, legitimate_address_p,
23177 vax_mode_dependent_address_p): Update comments to match functions
23178 modified by the recent int->bool conversion.
23180 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23182 * config/vax/builtins.md: Update copyright message.
23183 * config/vax/constraints.md: Likewise.
23184 * config/vax/netbsd-elf.h: Likewise.
23185 * config/vax/predicates.md: Likewise.
23186 * config/vax/vax-protos.h: Likewise.
23187 * config/vax/vax.c: Likewise.
23188 * config/vax/vax.h: Likewise.
23189 * config/vax/vax.md: Likewise.
23190 * config/vax/vax.opt: Likewise.
23192 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23194 * config/vax/builtins.md (ffssi2, ffssi2_internal,
23195 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
23196 * config/vax/constraints.md (B, R): Likewise.
23197 * config/vax/predicates.md (external_memory_operand,
23198 nonimmediate_addsub_di_operand): Likewise.
23199 * config/vax/vax.c (vax_output_int_add): Likewise.
23200 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
23201 untyped_call): Likewise.
23203 2009-04-01 Matt Thomas <matt@3am-software.com>
23205 * config/vax/predicates.md: New file.
23206 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
23207 external_const_operand, nonsymbolic_operand, external_memory_operand,
23208 indirect_memory_operand, indexed_memory_operand,
23209 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
23210 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
23212 * config/vax/constraints.md: New file.
23213 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
23215 * config/vax/builtins.md: New file.
23216 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
23217 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
23219 * config/vax/vax.opt (mqmath): Add option.
23220 * config/vax/vax.md (isfx): Extend with DI.
23221 (VAXintQH, VAXintQHSD): Define.
23222 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
23223 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
23224 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
23225 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
23226 (movdi): Update constraints and use vax_output_int_move().
23227 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
23228 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
23229 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
23230 nonlocal_goto): New.
23231 (mov<mode>): Extend accepted operand types.
23232 (subdi3_old): Rename from subdi3, change update constraints and use
23233 a new implementation.
23234 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
23235 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
23236 MOVE_RATIO, CLEAR_RATIO): Define.
23237 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
23238 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
23239 (PRINT_OPERAND): Redefine using a function instead of inlined code.
23240 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
23241 (split_quadword_operands): Make static and really allow variable
23243 (print_operand_address): Update for PIC generation.
23244 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
23245 indexable_address_p, fixup_mathdi_operand,
23246 vax_expand_addsub_di_operands, adjacent_operands_p): New.
23247 (vax_float_literal, legitimate_constant_p,
23248 indirectable_constant_address_p, index_term_p,
23249 reg_plus_index_p): Return bool instead of int.
23250 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
23252 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
23254 (vax_output_conditional_branch): Indent.
23255 (legitimate_constant_address_p, indirectable_constant_address_p,
23256 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
23257 vax_mode_dependent_address_p): Return bool instead of int, update for
23259 * config/vax/vax-protos.h (legitimate_constant_address_p,
23260 legitimate_constant_p, legitimate_address_p,
23261 vax_mode_dependent_address_p): Change declaration to bool.
23262 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
23263 vax_expand_addsub_di_operands, vax_output_int_subtract,
23264 vax_output_movmemsi): Declare.
23265 (split_quadword_operands, vax_float_literal): Delete declaration.
23266 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
23267 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
23268 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
23269 ASM_OUTPUT_DWARF_PCREL): Define.
23270 (ASM_SPEC): Change definition to allow PIC generation.
23272 2009-04-01 Steve Ellcey <sje@cup.hp.com>
23274 * doc/sourcebuild.texi: Update front-end requirements.
23276 2009-04-01 Jakub Jelinek <jakub@redhat.com>
23279 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
23280 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
23281 (booldi3_internal3): Use boolean_or_operator instead of
23284 2009-04-01 Joseph Myers <joseph@codesourcery.com>
23287 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
23288 declarator whose size is not an integer constant expression but
23289 folds to an integer constant, then treat it as a constant
23292 2009-04-01 Richard Guenther <rguenther@suse.de>
23294 * fold-const.c (fold_plusminus_mult_expr): Do not fold
23295 i * 4 + 2 to (i * 2 + 1) * 2.
23297 2009-04-01 Jakub Jelinek <jakub@redhat.com>
23300 * c-parser.c (c_parser_asm_statement): Skip until close paren and
23301 return if c_parser_asm_string_literal returned NULL.
23303 2009-04-01 Nick Clifton <nickc@redhat.com>
23305 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
23307 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
23308 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
23309 other typedefs to avoid conflicts with libgcc2.c. Define labels
23310 to gain 16-bit bit-manipulation functions from libgcc2.c and then
23312 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
23313 to gain 16-bit trapping arithmetic functions from libgcc2.c and
23316 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
23318 * varasm.c (default_function_rodata_section): Declare DOT as
23321 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
23322 Andrey Galkin <agalkin@hypercom.com>
23325 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
23326 Make object_name unique for each process.
23328 2009-04-01 Jakub Jelinek <jakub@redhat.com>
23331 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
23332 addressable variables in the parallel that could go out of scope while
23333 running queued tasks.
23335 2009-04-01 Anatoly Sokolov <aesok@post.ru>
23337 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
23338 (CASE_VALUES_THRESHOLD): Redefine.
23339 * config/avr/avr.c (avr_override_options): Remove initialization of
23340 avr_case_values_threshold variable.
23341 (avr_case_values_threshold): Remove variable. Add new function.
23342 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
23343 * config/avr/avr.opt (mno-tablejump): Remove option.
23344 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
23346 2009-04-01 DJ Delorie <dj@redhat.com>
23348 * varasm.c (default_function_rodata_section): Don't assume
23349 anything about where the first '.' in the section name is.
23351 2009-04-01 Alan Modra <amodra@bigpond.net.au>
23353 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
23354 rs6000_emit_stack_tie.
23356 2009-03-31 Ian Lance Taylor <iant@google.com>
23358 * tree-eh.c (tree_remove_unreachable_handlers): Compare
23359 gimple_code with GIMPLE_RESX, not RESX.
23361 2009-03-31 Joseph Myers <joseph@codesourcery.com>
23363 * c-common.c (c_get_ident): New.
23364 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
23366 2009-04-01 Ben Elliston <bje@au.ibm.com>
23368 * config/rs6000/sysv4.opt (msdata): Improve option description.
23370 2009-03-31 Steve Ellcey <sje@cup.hp.com>
23372 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
23373 (divdf3_internal_lat): Remove.
23374 (divxf3_internal_lat): Remove.
23375 (divxf3_internal_thr): Remove.
23376 (divxf): Use divxf3_internal.
23377 * config/ia64/div.md (divsf3_internal_lat): New.
23378 (divdf3_internal_lat): New.
23379 (divxf3_internal): New.
23381 2009-03-31 Joseph Myers <joseph@codesourcery.com>
23384 * Makefile.in (USE_GCC_STDINT): Define.
23385 (stmp-int-hdrs): Install stdint.h if applicable.
23386 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
23388 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
23389 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
23390 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
23391 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
23392 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
23393 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
23394 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
23395 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
23396 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
23397 (c_common_nodes_and_builtins): Initialize
23398 underlying_wchar_type_node. Do not initialize
23399 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
23400 nodes for new types.
23401 (c_stddef_cpp_builtins): Define macros for new types.
23402 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
23404 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
23405 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
23406 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
23407 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
23408 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
23409 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
23410 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
23411 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
23412 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
23413 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
23414 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
23415 int16_type_node, int32_type_node, int64_type_node,
23416 uint8_type_node, uint16_type_node, c_uint32_type_node,
23417 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
23418 int_least32_type_node, int_least64_type_node,
23419 uint_least8_type_node, uint_least16_type_node,
23420 uint_least32_type_node, uint_least64_type_node,
23421 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
23422 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
23423 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
23424 uintptr_type_node): Define.
23425 * c-cppbuiltin.c (builtin_define_constants,
23426 builtin_define_type_minmax): New.
23427 (builtin_define_stdint_macros): Define more macros.
23428 (c_cpp_builtins): Define more limit macros.
23429 (type_suffix): New.
23430 (builtin_define_type_max): Define in terms of
23431 builtin_define_type_minmax. Remove is_long parameter. All
23433 * config.gcc (use_gcc_stdint): Define.
23434 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
23435 Add newlib-stdint.h for generic targets.
23436 * config/glibc-stdint.h, config/newlib-stdint.h,
23437 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
23438 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
23439 * config/score/score.h (UINTPTR_TYPE): Define.
23440 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
23441 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
23442 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
23443 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
23444 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
23445 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
23446 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
23447 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
23448 * config/spu/spu.h (STDINT_LONG32): Define.
23449 * configure.ac (use_gcc_stdint): Substitute.
23450 * configure: Regenerate.
23451 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
23452 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
23453 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
23454 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
23455 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
23456 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
23457 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
23458 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
23459 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
23460 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
23461 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
23462 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
23463 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
23464 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
23465 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
23466 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
23467 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
23468 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
23469 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
23470 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
23471 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
23472 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
23473 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
23474 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
23475 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
23476 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
23477 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
23478 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
23479 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
23481 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
23483 * loop-iv.c (suitable_set_for_replacement): Renamed from
23484 simplify_using_assignment; changed to return bool and to accept new
23485 args DEST and SRC. Return true iff we find a source/destination pair
23486 that can be used to make a replacement, and fill SRC and DEST if so.
23487 Remove arg ALTERED. Don't deal with altered regs here. All callers
23489 (simplify_using_initial_values): Deal with altered regs here and track
23490 more precisely the effect they have on the validity of our expression.
23492 * loop-iv.c (simplify_using_condition): A condition of the form
23493 (EQ REG CONST) can be used to simply make a substitution.
23494 (simplify_using_initial_values): Keep track of conditions we have seen
23495 and keep using them to simplify new expressions, while applying the
23496 same substitutions to them as to the expression.
23498 * simplify-rtx.c (simplify_relational_operation_1): Simplify
23499 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
23502 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
23503 changed. Use this when trying to improve the upper bound.
23504 Generate the comparison by using simplify_gen_relational.
23506 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
23508 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
23510 (simplify_using_assignment, simplify_using_initial_values): Call
23511 replace_in_expr to make replacements. Call replace_single_def_regs
23512 once on the initial version of the expression.
23514 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
23517 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
23519 2009-03-31 Richard Guenther <rguenther@suse.de>
23521 PR middle-end/31029
23522 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
23523 equality comparisons. Fold C - X CMP X if C % 2 == 1.
23525 2009-03-31 Richard Guenther <rguenther@suse.de>
23527 * tree.h (div_if_zero_remainder): Declare.
23528 * fold-const.c (div_if_zero_remainder): Export.
23529 * tree-ssa-forwprop.c
23530 (forward_propagate_addr_into_variable_array_index): Handle
23531 constant array index addition outside of the variable index.
23533 2009-03-31 Joseph Myers <joseph@codesourcery.com>
23536 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
23537 define_splits, floatunssi<mode>2): Require x87 conversions from
23538 DImode to be permitted.
23540 2009-03-31 Joseph Myers <joseph@codesourcery.com>
23542 PR preprocessor/15638
23543 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
23545 2009-03-31 Richard Guenther <rguenther@suse.de>
23547 PR middle-end/23401
23548 PR middle-end/27810
23549 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
23550 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
23551 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
23552 a separate statement.
23553 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
23554 (lookup_tmp_var): Likewise.
23555 (is_gimple_formal_tmp_or_call_rhs): Remove.
23556 (is_gimple_reg_or_call_rhs): Rename to ...
23557 (is_gimple_reg_rhs_or_call): ... this.
23558 (is_gimple_mem_or_call_rhs): Rename to ...
23559 (is_gimple_mem_rhs_or_call): ... this.
23560 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
23561 DECL_GIMPLE_REG_P only if is_formal is true.
23562 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
23563 for non-proper post-modify expression gimplification.
23564 (gimplify_self_mod_expr): For post-modify expressions gimplify
23565 the lvalue to a minimal lvalue.
23566 (rhs_predicate_for): Remove formal temp case.
23567 (gimplify_modify_expr_rhs): Likewise.
23568 (gimplify_addr_expr): Use is_gimple_reg.
23569 (gimplify_expr): Remove formal temp cases.
23570 (gimple_regimplify_operands): Likewise.
23571 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
23572 and FILTER_EXPR like constants.
23573 * gimple.c (walk_gimple_op): Fix val_only initialization, use
23575 (is_gimple_formal_tmp_rhs): Remove.
23576 (is_gimple_reg_rhs): Remove special casing.
23577 (is_gimple_mem_rhs): Fix.
23578 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
23579 (is_gimple_formal_tmp_var): Remove.
23580 (is_gimple_formal_tmp_reg): Likewise.
23581 (is_gimple_min_lval): Allow invariant component ref parts.
23582 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
23583 is_gimple_formal_tmp_reg): Remove declarations.
23584 * tree-cfg.c (verify_expr): Verify that variables with address
23585 taken do not have DECL_GIMPLE_REG_P set.
23586 * tree-mudflap.c (mf_build_check_statement_for): Use
23587 force_gimple_operand instead of gimplify_expr.
23589 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
23591 * modulo-sched.c (sms_schedule_by_order): Pass the actual
23592 schedulable rows to compute_split_row.
23594 2009-03-31 Ben Elliston <bje@au.ibm.com>
23597 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
23600 2009-03-31 Alan Modra <amodra@bigpond.net.au>
23602 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
23603 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
23604 * configure: Regenerate.
23605 * config.in: Regenerate.
23606 * config/rs6000/rs6000.opt (mtls-markers): Add.
23607 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
23608 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
23609 (tls_ld_aix, tls_ld_sysv): Likewise.
23610 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
23611 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
23613 2009-03-31 Alan Modra <amodra@bigpond.net.au>
23615 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
23617 2009-03-30 Jan Hubicka <jh@suse.cz>
23619 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
23621 (tree_remove_unreachable_handlers): Cleanup EH predecestor
23622 detection and label handling.
23624 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
23626 * ira-int.h (ira_allocno): Rename left_conflicts_num to
23627 left_conflicts_size.
23628 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
23629 ALLOCNO_LEFT_CONFLICTS_SIZE.
23631 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
23632 remove_allocno_from_bucket_and_push,
23633 allocno_spill_priority_compare, push_allocnos_to_stack,
23634 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
23635 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
23636 (setup_allocno_left_conflicts_num): Ditto. Rename to
23637 setup_allocno_left_conflicts_size.
23638 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
23639 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
23640 setup_allocno_left_conflicts_size instead of
23641 setup_allocno_left_conflicts_num.
23643 * ira-build.c (ira_create_allocno): Use
23644 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
23645 ALLOCNO_LEFT_CONFLICTS_NUM.
23647 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
23649 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
23650 instead of DF_LR_OUT.
23652 * ira-lives.c (process_bb_node_lives): Ditto.
23654 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
23655 instead of DF_LR_{OUT,IN}.
23657 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
23659 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
23661 2009-03-30 Jan Hubicka <jh@suse.cz>
23663 * except.c (label_to_region_map): Fix thinko.
23665 2009-03-30 Steve Ellcey <sje@cup.hp.com>
23667 PR middle-end/38237
23668 * tree.h (tree_find_value): New declaration.
23669 * tree.c (tree_find_value): New function.
23670 * varasm.c (assemble_external): Avoid duplicate entries on lists.
23672 2009-03-30 Jakub Jelinek <jakub@redhat.com>
23675 * c-decl.c (struct c_binding): Add locus field.
23676 (bind): Add locus argument, set locus field from it.
23677 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
23678 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
23679 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
23680 implicitly_declare, undeclared_variable, lookup_label,
23681 declare_label, c_make_fname_decl, c_builtin_function,
23682 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
23685 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
23688 * config/i386/i386.c (classify_argument): Check total size of
23691 2009-03-30 Martin Jambor <mjambor@suse.cz>
23693 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
23694 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
23695 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
23698 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
23699 seen_variable_array_ref while also traversing a union.
23701 * tree-inline.c (optimize_inline_calls): Do not call
23702 cgraph_node_remove_callees.
23703 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
23704 (pass_remove_cgraph_callee_edges): New variable.
23705 * passes.c (init_optimization_passes): Add
23706 pass_remove_cgraph_callee_edges after early inlining and before all
23707 late intraprocedural passes.
23709 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
23711 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
23713 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
23714 Fix typos in names.
23716 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
23718 * combine.c (simplify_comparison): Use have_insn_for.
23719 * dojump.c (do_jump): Likewise.
23721 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
23723 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
23724 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
23725 sparc_compare_op0 like sparc_compare_emitted used to be handled.
23726 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
23727 instead of sparc_compare_emitted.
23728 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
23729 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
23730 instead of sparc_compare_emitted.
23732 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
23734 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
23735 enter/exit cfglayout mode.
23736 (pass_partition_block): Require it.
23737 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
23738 (combine_instructions): Track basic blocks instead of labels.
23739 (update_cfg_for_uncondjump): New.
23740 (try_combine): Use it. Update jumps after rescanning.
23741 (pass_combine): Require PROP_cfglayout.
23742 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
23744 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
23746 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
23747 Provide/destroy PROP_cfglayout respectively.
23748 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
23749 * tree-pass.h (PROP_cfglayout): New.
23751 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
23753 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
23754 fold_convert_const_fixed_from_fixed,
23755 fold_convert_const_fixed_from_int,
23756 fold_convert_const_fixed_from_real, fold_negate_const): Do not
23757 set TREE_CONSTANT_OVERFLOW.
23758 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
23759 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
23761 2009-03-30 Ira Rosen <irar@il.ibm.com>
23763 * tree-vect-loop-manip.c: New file.
23764 * tree-vectorizer.c: Update documentation and included files.
23765 (vect_loop_location): Make extern.
23766 (rename_use_op): Move to tree-vect-loop-manip.c
23767 (rename_variables_in_bb, rename_variables_in_loop,
23768 slpeel_update_phis_for_duplicate_loop,
23769 slpeel_update_phi_nodes_for_guard1,
23770 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
23771 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
23772 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
23773 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
23774 find_loop_location): Likewise.
23775 (new_stmt_vec_info): Move to tree-vect-stmts.c.
23776 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
23777 get_vectype_for_scalar_type, vect_is_simple_use,
23778 supportable_widening_operation, supportable_narrowing_operation):
23780 (bb_in_loop_p): Move to tree-vect-loop.c.
23781 (new_loop_vec_info, destroy_loop_vec_info,
23782 reduction_code_for_scalar_code, report_vect_op,
23783 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
23784 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
23785 (vect_supportable_dr_alignment): Likewise.
23786 * tree-vectorizer.h (tree-data-ref.h): Include.
23787 (vect_loop_location): Declare.
23788 Reorganize function declarations according to the new file structure.
23789 * tree-vect-loop.c: New file.
23790 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
23791 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
23792 * tree-vect-data-refs.c: New file.
23793 * tree-vect-patterns.c (timevar.h): Don't include.
23794 * tree-vect-stmts.c: New file.
23795 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
23796 tree-vect-slp.c, tree-vect-loop.c.
23797 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
23798 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
23799 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
23800 (tree-vect-analyze.o): Remove.
23801 (tree-vect-transform.o): Likewise.
23802 (tree-vect-data-refs.o): Add rule.
23803 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
23804 tree-vect-slp.o): Likewise.
23805 (tree-vect-patterns.o): Remove redundant dependencies.
23806 (tree-vectorizer.o): Likewise.
23807 * tree-vect-slp.c: New file.
23809 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23811 * optc-gen.awk: Warn if an option flag has multiple different
23814 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
23816 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
23817 -floop-block): Document dependences on PPL, CLooG and Graphite.
23819 2009-03-30 Joseph Myers <joseph@codesourcery.com>
23821 PR rtl-optimization/323
23822 * c-common.c (c_fully_fold, convert_and_check,
23823 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
23824 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
23825 * c-common.def (EXCESS_PRECISION_EXPR): New.
23826 * c-cppbuiltin.c (builtin_define_float_constants): Define
23827 constants with enough digits for long double.
23828 * c-lex.c (interpret_float): Interpret constant with excess
23829 precision where appropriate.
23830 * c-opts.c (c_common_post_options): Set
23831 flag_excess_precision_cmdline. Give an error for
23832 -fexcess-precision=standard for C++ for processors where the
23833 option is significant.
23834 * c-parser.c (c_parser_conditional_expression): Handle excess
23835 precision in condition.
23836 * c-typeck.c (convert_arguments): Handle arguments with excess
23838 (build_unary_op): Move excess precision outside operation.
23839 (build_conditional_expr): Likewise.
23840 (build_compound_expr): Likewise.
23841 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
23842 (build_modify_expr): Handle excess precision in RHS.
23843 (convert_for_assignment): Handle excess precision in converted
23845 (digest_init, output_init_element, process_init_element): Handle
23846 excess precision in initializer.
23847 (c_finish_return): Handle excess precision in return value.
23848 (build_binary_op): Handle excess precision in operands and add
23849 excess precision as needed for operation.
23850 * common.opt (-fexcess-precision=): New option.
23851 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
23852 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
23853 For standard excess precision, output explicit conversion to and
23854 truncation from XFmode.
23855 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
23856 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
23857 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
23858 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
23859 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
23860 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
23861 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
23862 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
23863 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
23864 define_splits, sqrt<mode>2): Disable where appropriate for
23865 standard excess precision.
23866 * convert.c (convert_to_real): Do not shorten arithmetic to type
23867 for which excess precision would be used.
23868 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
23869 * doc/invoke.texi (-fexcess-precision=): Document option.
23870 (-mfpmath=): Correct index entry.
23871 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
23872 flag_excess_precision): New.
23873 * langhooks.c (lhd_post_options): Set
23874 flag_excess_precision_cmdline.
23875 * opts.c (common_handle_option): Handle -fexcess-precision=.
23876 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
23877 init_excess_precision): New.
23878 (lang_dependent_init_target): Call init_excess_precision.
23879 * tree.c (excess_precision_type): New.
23880 * tree.h (excess_precision_type): Declare.
23882 2009-03-30 Joseph Myers <joseph@codesourcery.com>
23885 * c-typeck.c (build_component_ref): Do not copy qualifiers from
23886 non-lvalue to component.
23888 2009-03-29 Joseph Myers <joseph@codesourcery.com>
23890 PR preprocessor/34695
23891 * Makefile.in (c-opts.o): Depend on c-tree.h.
23892 * c-common.c: Move down include of diagnostic.h.
23893 (done_lexing, c_cpp_error): New.
23894 * c-common.h (done_lexing): Declare.
23895 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
23897 * c-opts.c: Include c-tree.h.
23898 (c_common_init_options): Set preprocessor error callback.
23899 (c_common_handle_option): Do not set preprocessor
23900 inhibit_warnings, warnings_are_errors, warn_system_headers,
23901 pedantic_errors or inhibit_warnings flags.
23902 (c_common_post_options): Do not check cpp_errors (parse_in).
23903 (c_common_finish): Do not output dependencies if there were
23904 errors. Do not check return value of cpp_finish.
23905 * c-ppoutput.c (pp_file_change): Set input_location.
23906 * c-tree.h (c_cpp_error): Declare.
23907 * diagnostic.c (diagnostic_set_info_translated): Also initialize
23909 (diagnostic_build_prefix): Check override_column.
23910 * diagnostic.h (diagnostic_info): Add override_column field.
23911 (diagnostic_override_column): Define.
23913 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
23915 * c-common.c (c_expand_expr, c_staticp): Remove.
23916 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
23917 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
23918 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
23919 * c-gimplify.c (gimplify_compound_literal_expr,
23920 optimize_compound_literals_in_ctor): Remove.
23921 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
23922 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
23923 * c-semantics.c (emit_local_var): Remove.
23925 * langhooks-def.h (lhd_expand_expr): Remove.
23926 * langhooks.c (lhd_expand_expr): Remove.
23927 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
23929 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
23930 handling from c-semantics.c; don't call into langhook.
23931 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
23932 * gimplify.c (gimplify_compound_literal_expr,
23933 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
23934 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
23935 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
23936 as was done in c-gimplify.c.
23937 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
23938 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
23939 Move from c-common.h.
23940 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
23942 * tree.c (staticp): Do not call langhook.
23943 * langhooks.c (lhd_staticp): Delete.
23944 * langhooks-def.h (lhd_staticp): Delete prototype.
23945 (LANG_HOOKS_STATICP): Delete.
23946 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
23948 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
23949 instead of DECL_STMTs.
23951 2009-03-29 Joseph Myers <joseph@codesourcery.com>
23959 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
23961 (fold_call_expr): Return a NOP_EXPR from folding rather than the
23962 contained expression.
23963 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
23964 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
23965 conditional expressions for C.
23966 (decl_constant_value_for_optimization): Move from
23967 decl_constant_value_for_broken_optimization in c-typeck.c. Check
23968 whether optimizing and that the expression is a VAR_DECL not of
23969 array type instead of doing such checks in the caller. Do not
23970 check pedantic. Call gcc_unreachable for C++.
23971 * c-common.def (C_MAYBE_CONST_EXPR): New.
23972 * c-common.h (c_fully_fold, c_save_expr,
23973 decl_constant_value_for_optimization): New prototypes.
23974 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
23975 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
23976 EXPR_INT_CONST_OPERANDS): Define.
23977 * c-convert.c (convert): Strip nops from expression.
23978 * c-decl.c (groktypename): Take extra parameters expr and
23979 expr_const_operands. Update call to grokdeclarator.
23980 (start_decl): Update call to grokdeclarator. Add statement for
23981 expressions used in type of decl.
23982 (grokparm): Update call to grokdeclarator.
23983 (push_parm_decl): Update call to grokdeclarator.
23984 (build_compound_literal): Add parameter non_const and build a
23985 C_MAYBE_COSNT_EXPR if applicable.
23986 (grokdeclarator): Take extra parameters expr and
23987 expr_const_operands. Track expressions used in declaration
23988 specifiers and declarators. Fold array sizes and track whether
23989 they are constant expressions and whether they are integer
23990 constant expressions.
23991 (parser_xref_tag): Set expr and expr_const_operands fields in
23993 (grokfield): Update call to grokdeclarator.
23994 (start_function): Update call to grokdeclarator.
23995 (build_null_declspecs): Set expr and expr_const_operands fields in
23997 (declspecs_add_type): Handle expressions in typeof specifiers.
23998 * c-parser.c (c_parser_declspecs): Set expr and
23999 expr_const_operands fields for declaration specifiers.
24000 (c_parser_enum_specifier): Likewise.
24001 (c_parser_struct_or_union_specifier): Likewise.
24002 (c_parser_typeof_specifier): Likewise. Update call to
24003 groktypename. Fold expression as needed. Return expressions with
24004 type instead of adding statements.
24005 (c_parser_attributes): Update calls to c_parser_expr_list.
24006 (c_parser_statement_after_labels): Fold expression before passing
24007 to objc_build_throw_stmt.
24008 (c_parser_condition): Fold expression.
24009 (c_parser_asm_operands): Fold expression.
24010 (c_parser_conditional_expression): Use c_save_expr. Update call
24011 to build_conditional_expr.
24012 (c_parser_alignof_expression): Update call to groktypename.
24013 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
24014 original_code. Fold expression argument of va_arg. Create
24015 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
24016 argument to va_arg. Update calls to groktypename. Fold array
24017 index for offsetof. Verify that first argument to
24018 __builtin_choose_expr has integer type.
24019 (c_parser_postfix_expression_after_paren_type): Update calls to
24020 groktypename and build_compound_literal. Handle expressions with
24021 side effects in type name.
24022 (c_parser_postfix_expression_after_primary): Update call to
24023 c_parser_expr_list. Set original_code for calls to
24024 __builtin_constant_p.
24025 (c_parser_expr_list): Take extra parameter fold_p. Fold
24026 expressions if requested.
24027 (c_parser_objc_type_name): Update call to groktypename.
24028 (c_parser_objc_synchronized_statement): Fold expression.
24029 (c_parser_objc_receiver): Fold expression.
24030 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
24031 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
24032 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
24033 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
24034 (struct c_typespec): Add elements expr and expr_const_operands.
24035 (struct c_declspecs): Add elements expr and expr_const_operands.
24036 (groktypename, build_conditional_expr, build_compound_literal):
24038 (in_late_binary_op): Declare.
24039 * c-typeck.c (note_integer_operands): New function.
24040 (in_late_binary_op): New variable.
24041 (decl_constant_value_for_broken_optimization): Move to c-common.c
24042 and rename to decl_constant_value_for_optimization.
24043 (default_function_array_conversion): Do not strip nops.
24044 (default_conversion): Do not call
24045 decl_constant_value_for_broken_optimization.
24046 (build_array_ref): Do not fold result.
24047 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
24048 result when operand is a VLA.
24049 (c_expr_sizeof_type): Update call to groktypename. Handle
24050 expressions included in type name. Use C_MAYBE_CONST_EXPR for
24051 result when operand names a VLA type.
24052 (build_function_call): Update call to build_compound_literal.
24053 Only fold result for calls to __builtin_* functions. Strip
24054 NOP_EXPR from INTEGER_CST returned from such functions. Fold
24055 the function designator.
24056 (convert_arguments): Fold arguments. Update call to
24057 convert_for_assignment.
24058 (build_unary_op): Handle increment and decrement of
24059 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
24060 decrement earlier. Fold operand of increment and decrement.
24061 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
24062 built for integer operand. Wrap returns that are INTEGER_CSTs
24063 without being integer constant expressions or that have integer
24064 constant operands without being INTEGER_CSTs.
24065 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
24066 (build_conditional_expr): Add operand ifexp_bcp. Track whether
24067 result is an integer constant expression or can be used in
24068 unevaluated parts of one and avoid folding and wrap as
24069 appropriate. Fold operands before possibly doing -Wsign-compare
24071 (build_compound_expr): Wrap result for C99 if operands can be used
24072 in integer constant expressions.
24073 (build_c_cast): Update call to digest_init. Do not ignore
24074 overflow from casting floating-point constants to integers. Wrap
24075 results that could be confused with integer constant expressions,
24076 null pointer constants or floating-point constants.
24077 (c_cast_expr): Update call to groktypename. Handle expressions
24078 included in type name.
24079 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
24080 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
24081 Update calls to convert_for_assignment.
24082 (convert_for_assignment): Take new parameter
24083 null_pointer_constant. Do not strip nops or call
24084 decl_constant_value_for_broken_optimization. Set
24085 in_late_binary_op for conversions to boolean.
24086 (store_init_value): Update call to digest_init.
24087 (digest_init): Take new parameter null_pointer_constant. Do not
24088 call decl_constant_value_for_broken_optimization. pedwarn for
24089 initializers not constant expressions. Update calls to
24090 convert_for_assignment.
24091 (constructor_nonconst): New.
24092 (struct constructor_stack): Add nonconst element.
24093 (really_start_incremental_init, push_init_level, pop_init_level):
24094 Handle constructor_nonconst and nonconst element.
24095 (set_init_index): Call constant_expression_warning for array
24097 (output_init_element): Fold value. Set constructor_nonconst as
24098 applicable. pedwarn for initializers not constant expressions.
24099 Update call to digest_init. Call constant_expression_warning
24100 where constant initializers are required.
24101 (process_init_element): Use c_save_expr.
24102 (c_finish_goto_ptr): Fold expression.
24103 (c_finish_return): Fold return value. Update call to
24104 convert_for_assignment.
24105 (c_start_case): Fold switch expression.
24106 (c_process_expr_stmt): Fold expression.
24107 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
24108 ensure statement expression is not evaluated in constant expression.
24109 (build_binary_op): Track whether results are integer constant
24110 expressions or may occur in such, disable folding and wrap results
24111 as applicable. Fold operands for -Wsign-compare warnings unless
24113 (c_objc_common_truthvalue_conversion): Handle results folded to
24114 integer constants that are not integer constant expressions.
24115 * doc/extend.texi: Document when typeof operands are evaluated,
24116 that condition of __builtin_choose_expr is an integer constant
24117 expression, and more about use of __builtin_constant_p in
24120 2009-03-29 Richard Guenther <rguenther@suse.de>
24122 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
24123 propagate addresses of array references.
24125 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
24127 * regmove.c (perhaps_ends_bb_p): Remove.
24128 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
24129 from INSN and check that the main loop stays within that basic block.
24130 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
24131 (regmove_forward_pass): Split out from regmove_optimize. Use
24132 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
24133 (regmove_backward_pass): Split out from regmove_optimize. Use
24134 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
24135 (regmove_optimize): Simplify.
24137 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
24140 * config/i386/i386.c (classify_argument): Ignore flexible array
24141 member in struct and warn ABI change.
24143 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
24145 * config/i386/i386-protos.h (ix86_agi_dependent): New.
24147 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
24148 (ix86_adjust_cost): Updated.
24150 2009-03-29 Jan Hubicka <jh@suse.cz>
24152 PR middle-end/28850
24153 * tree-pass.h (pass_cleanup_eh): New function.
24154 (remove_unreachable_regions): Break code handling RTL
24155 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
24156 that can not be reached by runtime.
24157 (can_be_reached_by_runtime): New function.
24158 (label_to_region_map): New function.
24159 (num_eh_regions): New function.
24160 (rtl_remove_unreachable_regions): New function.
24161 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
24162 (remove_eh_region): New function.
24163 * except.h: Include sbitmap and vecprim.
24164 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
24165 num_eh_regions): Declare.
24166 * passes.c (init_optimization_passes): Schedule cleanup_eh.
24167 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
24168 * tree-eh.c (tree_remove_unreachable_handlers): New function.
24169 (tree_empty_eh_handler_p): New function.
24170 (cleanup_empty_eh): New function.
24171 (cleanup_eh): New function.
24172 (pass_cleanup_eh): New function.
24174 2009-03-29 Jan Hubicka <jh@suse.cz>
24176 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
24177 for removed regions.
24179 2009-03-29 Jan Hubicka <jh@suse.cz>
24181 * except.c (dump_eh_tree): Dump all datastructures.
24183 2009-03-29 Jan Hubicka <jh@suse.cz>
24185 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
24186 (duplicate_eh_regions_1): Likewise.
24187 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
24188 vector; call EH verification.
24189 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
24190 Be ready for region being removed.
24192 2009-03-29 Jan Hubicka <jh@suse.cz>
24194 * bitmap.c (bitmap_last_set_bit): New function.
24195 * bitmap.h (bitmap_last_set_bit): Declare.
24197 2009-03-29 David Ayers <ayers@fsfe.org>
24200 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
24201 by calling objc_compare_types and surpress warnings about
24202 incompatible C pointers that are compatible ObjC pointers.
24204 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
24206 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
24207 call initialize_inline_failed.
24208 (initialize_inline_failed): Move it from here ...
24209 * cgraph.c (initialize_inline_failed): ... to here.
24210 (cgraph_create_edge): Call initialize_inline_failed rather than
24211 setting inline_failed directly.
24213 2009-03-29 Ben Elliston <bje@au.ibm.com>
24216 * sysv4.opt (msdata): Improve comment.
24217 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
24218 * sysv4.h (SVR4_ASM_SPEC): Likewise.
24220 2009-03-29 Ben Elliston <bje@au.ibm.com>
24223 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
24224 load and store attributes.
24226 2009-03-29 Ben Elliston <bje@au.ibm.com>
24228 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
24229 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
24230 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
24231 * doc/extend.texi (X86 Built-in Functions): Add index entries for
24232 __builtin_infq and __builtin_huge_valq.
24234 2009-03-28 Anatoly Sokolov <aesok@post.ru>
24236 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
24238 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
24239 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
24241 2009-03-28 Xinliang David Li <davidxl@google.com>
24243 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
24244 (do_dbg_cnt): New function.
24246 2009-03-28 Jan Hubicka <jh@suse.cz>
24248 Merge from pretty-ipa:
24250 2009-03-27 Jan Hubicka <jh@suse.cz>
24252 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
24253 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
24254 * passes.c (function_called_by_processed_nodes_p): New.
24255 * ipa-pure-const.c (check_call): Fix handling of operands.
24256 (analyze_function): Dump debug output for skipped bodies.
24257 (local_pure_const): Use function_called_by_processed_nodes_p.
24258 * dwarf2out.c (reference_to_unused): Use output.
24259 * passes.c (do_per_function_toporder): Likewise.
24261 2008-11-12 Jan Hubicka <jh@suse.cz>
24263 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
24264 * ipa-pure-const.c (funct_state_d): Add can throw field; make
24265 state_set_in_source enum
24266 (check_decl): Ignore memory tags; do not set fake looping flags;
24268 (check_operand, check_tree, check_rhs_var, check_lhs_var,
24269 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
24270 (check_call, analyze_function): Rewrite.
24272 (add_new_function): Update call of analyze_function.
24273 (generate_summary): Add call of analyze_function.
24274 (propagate): Propagate can_throw; handle state_set_in_source correctly.
24275 (local_pure_const): New function.
24276 (pass_local_pure_const): New pass.
24277 * ipa-inline.c (inline_transform): Set after_inlining.
24278 * tree-eh.c (stmt_can_throw_external): New.
24279 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
24280 work with aliasing built.
24281 * tree-flow.h (stmt_can_throw_external): New.
24282 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
24283 and local pure/const pass in early and late optimization queue.
24285 2009-03-28 Martin Jambor <mjambor@suse.cz>
24287 * fold-const.c (get_pointer_modulus_and_residue): New parameter
24289 (fold_binary): Allow function decl aligment consideration is the
24290 second argument is integer constant one.
24291 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
24292 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
24293 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
24295 2009-03-28 Jan Hubicka <jh@suse.cz>
24297 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
24298 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
24299 * function.h (rtl_data): Add nothrow flag.
24300 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
24301 set DECL_NOTHROW for AVAILABLE functions.
24303 2009-03-28 Jakub Jelinek <jakub@redhat.com>
24305 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
24306 following vector keyword has expansion starting with pixel or bool
24307 keyword, expand vector to __vector and pixel or bool to __pixel or
24311 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
24312 warn_if_disallowed_function_p): Removed.
24313 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
24314 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
24315 warning_if_disallowed_function_p.
24316 * flags.h (warn_if_disallowed_function_p,
24317 warn_disallowed_functions): Removed.
24318 * common.opt (Wdisallowed-function-list=): Removed.
24319 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
24321 2009-03-28 Richard Guenther <rguenther@suse.de>
24323 PR tree-optimization/38723
24324 * tree-ssa-pre.c (compute_avail): Add all default definitions to
24327 2009-03-28 Jan Hubicka <jh@suse.cz>
24329 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
24330 test introduced by my previous patch.
24332 2009-03-28 Richard Guenther <rguenther@suse.de>
24334 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
24335 the PHIs value undefined.
24337 2009-03-28 Jan Hubicka <jh@suse.cz>
24339 * tree-pass.h (pass_fixup_cfg): New pass.
24340 * ipa-inline.c (inline_transform): Set
24341 always_inline_functions_inlined/after_inlining.
24342 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
24343 (pass_fixup_cfg): New pass.
24344 * passes.c (init_optimization_passes): Add fixup_cfg.
24346 2009-03-28 Richard Guenther <rguenther@suse.de>
24348 PR tree-optimization/38458
24349 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
24350 argument use the arguments copy-of value.
24352 2009-03-28 Richard Guenther <rguenther@suse.de>
24354 PR tree-optimization/38180
24355 * tree-ssa-ccp.c (get_default_value): Simplify.
24356 (likely_value): Likewise.
24357 (surely_varying_stmt_p): Properly handle VOP case.
24358 (ccp_initialize): Likewise.
24359 (ccp_fold): Handle propagating through *&.
24360 (fold_const_aggregate_ref): Also handle decls.
24362 2009-03-28 Jan Hubicka <jh@suse.cz>
24364 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
24365 * cgraph.h (cgraph_node): Likewise.
24366 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
24367 (cgraph_reset_node): Use process flag.
24368 (cgraph_mark_functions_to_output): Likewise.
24369 (cgraph_expand_function): Likewise.
24370 (cgraph_expand_all_functions): Likewise.
24371 (cgraph_output_in_order): Likewise.
24372 * dwarf2out.c (reference_to_unused): Likewise.
24373 * passes.c do_per_function_toporder): Likewise.
24375 2009-03-28 Jan Hubicka <jh@suse.cz>
24377 Bring from lto-branch:
24379 2008-09-03 Doug Kwan <dougkwan@google.com>
24381 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
24382 enums instead of reason strings.
24383 * cgraph.c (cgraph_create_edge): Same.
24384 (cgraph_inline_failed_string): New function.
24385 * cgraph.h (cgraph_inline_failed_t): New enum type.
24386 (cgraph_inline_failed_string): New prototype.
24387 (struct cgraph_edge): Change type of INLINED_FAILED from constant
24388 char pointer to cgraph_inline_failed_t.
24389 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
24390 (cgraph_default_inline_p): Ditto.
24391 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
24392 to cgraph_inline_failed_t pointer.
24393 * cif-code.def: New file.
24394 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
24396 (cgraph_check_inline_limits): Change type of REASON to pointer to
24397 cgraph_inline_failed_t. Replace reason strings with enums.
24398 (cgraph_default_inline_p): Ditto.
24399 (cgraph_recursive_inlining_p): Ditto.
24400 (update_caller_keys): Change type of FAILED_REASON to
24401 cgraph_inline_failed_t.
24402 (cgraph_set_inline_failed): Change type of REASON to pointer to
24403 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
24404 convert enums to strings for text output.
24405 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
24406 to be of type cgraph_inline_failed_t. Replace reason strings with
24407 enums. Call cgraph_inline_failed_string to covert enums
24408 to strings for text output.
24409 (cgraph_decide_inlining): Replace reason strings with enums.
24410 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
24411 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
24413 * tree-inline.c (expand_call_inline): Change type of REASON
24414 to cgraph_inline_failed_t. Replace reason strings with enums.
24415 Call cgraph_inline_failed_string for text output.
24416 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
24419 2009-03-28 Jan Hubicka <jh@suse.cz>
24421 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
24422 cgraph_clone_node): Remove master clone handling.
24423 (cgraph_is_master_clone, cgraph_master_clone): Remove.
24424 * cgraph.h (master_clone): Remove.
24425 (cgraph_is_master_clone, cgraph_master_clone): Remove.
24426 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
24427 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
24429 2009-03-28 Jan Hubicka <jh@suse.cz>
24431 * cgraph.c (cgraph_function_body_availability): Functions declared
24432 inline are always safe to assume that it is not going to be replaced.
24434 2009-03-28 Richard Guenther <rguenther@suse.de>
24436 PR tree-optimization/38513
24437 * tree-ssa-pre.c (eliminate): Remove redundant stores.
24438 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
24439 EXC_PTR_EXPR and FILTER_EXPR.
24440 (get_ref_from_reference_ops): Likewise.
24442 2009-03-28 Richard Guenther <rguenther@suse.de>
24444 PR tree-optimization/38968
24445 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
24446 Use FLOOR_MOD_EXPR to compute misalignment.
24448 2009-03-28 Richard Guenther <rguenther@suse.de>
24450 PR tree-optimization/37795
24451 * tree.h (combine_comparisons): Declare.
24452 * fold-const.c (combine_comparisons): Export.
24453 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
24455 (ifcombine_iforif): Use combine_comparisons.
24457 2009-03-28 Jan Hubicka <jh@suse.cz>
24459 * tree-eh.c (inlinable_call_p): New function.
24460 (make_eh_edges): Use it.
24461 (verify_eh_edges): Use it.
24462 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
24463 * except.c (reachable_next_level): Add inlinable_function argument
24464 (sjlj_find_directly_reachable_regions): Update.
24465 (add_reachable_handler): Do not set saw_any_handlers.
24466 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
24467 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
24468 Add new inlinable call parameter.
24469 (can_throw_internal, can_throw_external): Update.
24470 * except.h (can_throw_internal_1, can_throw_external_1,
24471 foreach_reachable_handler): Update declaration.
24473 2009-03-28 Joseph Myers <joseph@codesourcery.com>
24475 * config/arm/t-arm-coff, config/h8300/coff.h,
24476 config/i386/i386-aout.h, config/i386/i386-coff.h,
24477 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
24478 config/pdp11/2bsd.h, config/rs6000/aix41.h,
24479 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
24480 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
24481 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
24482 sys-types.h: Remove.
24483 * Makefile.in: Remove protoize and fixproto support and references
24485 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
24486 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
24488 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
24489 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
24490 unprotoize$(exeext).
24491 (rest.encap): Don't depend on $(STMP_FIXPROTO)
24492 (.PHONY): Don't depend on proto.
24493 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
24494 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
24495 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
24496 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
24497 build/gen-protos.o, build/scan.o, xsys-protos.h,
24498 build/fix-header$(build_exeext), build/fix-header.o,
24499 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
24500 stmp-install-fixproto): Remove.
24501 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
24502 SYSCALLS.c or fixproto files.
24503 (install-common): Don't install protoize.
24504 (install-headers-tar, install-headers-cpio, install-headers-cp):
24505 Don't depend on $(STMP_FIXPROTO).
24506 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
24507 install fixproto files or write out fixproto settings.
24508 (uninstall): Don't uninstall protoize.
24509 * config.gcc (use_fixproto): Remove.
24510 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
24511 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
24512 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
24513 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
24514 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
24515 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
24516 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
24517 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
24518 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
24519 * config/t-vxworks (STMP_FIXPROTO): Remove.
24520 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
24521 STMP_FIXPROTO): Remove.
24522 * config.in, configure: Regenerate.
24523 * crtstuff.c (gid_t, uid_t): Don't undefine.
24524 * doc/install.texi: Change m68k-coff to m68k-elf in example.
24525 (arm-*-coff, arm-*-aout: Remove target entries.
24526 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
24527 Remove mention of AIX 4.1.
24528 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
24529 * doc/invoke.texi (Running Protoize): Remove.
24530 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
24531 (Protoize Caveats): Remove.
24532 * tsystem.h: Update comments on headers assumed to exist.
24534 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
24536 * genautomata.c: Add a new year to the copyright. Add a new
24538 (struct insn_reserv_decl): Add comments for member bypass_list.
24539 (find_bypass): Remove.
24540 (insert_bypass): New.
24541 (process_decls): Use insert_bypass.
24542 (output_internal_insn_latency_func): Output all bypasses with the
24543 same input insn in one switch case.
24545 * rtl.def (define_bypass): Describe bypass choice.
24546 * doc/md.texi (define_bypass): Ditto.
24548 2009-03-27 Richard Guenther <rguenther@suse.de>
24550 * gimplify.c (mark_addressable): Export.
24551 * tree-flow.h (mark_addressable): Declare.
24552 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
24553 * tree-ssa.c (verify_phi_args): Verify that address taken
24554 variables have TREE_ADDRESSABLE set.
24556 2009-03-27 Richard Guenther <rguenther@suse.de>
24558 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
24559 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
24560 Do not mark decls TREE_ADDRESSABLE.
24561 (build_fold_addr_expr): Adjust.
24562 (fold_addr_expr): Remove.
24563 (fold_unary): Use build_fold_addr_expr.
24564 (fold_comparison): Likewise.
24565 (split_address_to_core_and_offset): Likewise.
24566 * coverage.c (tree_coverage_counter_addr): Mark the array decl
24568 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
24569 (gimplify_modify_expr_to_memcpy): Mark source and destination
24571 * omp-low.c (create_omp_child_function): Mark the object decl
24573 (lower_rec_input_clauses): Mark the var we take the address of
24575 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
24577 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
24579 PR middle-end/39315
24580 * cfgexpand.c (expand_one_stack_var_at): Change alignment
24581 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
24583 2009-03-27 Richard Guenther <rguenther@suse.de>
24585 PR tree-optimization/39120
24586 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
24588 (handle_lhs_call): Process return constraints. Add escape
24589 constraints if necessary.
24590 (handle_const_call): Fill out return constraints. Make nested
24591 case more precise. Avoid consttmp if possible.
24592 (handle_pure_call): Fill out return constraints. Avoid
24593 callused if possible.
24594 (find_func_aliases): Simplify call handling.
24596 2009-03-27 Richard Guenther <rguenther@suse.de>
24598 PR tree-optimization/39120
24599 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
24600 as a representative.
24601 (solve_graph): Do propagate CALLUSED.
24602 (handle_pure_call): Use a scalar constraint from CALLUSED for
24604 (find_what_p_points_to): CALLUSED shall not appear in poins-to
24607 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
24610 * c-common.c (handle_aligned_attribute): Properly check alignment
24611 overflow. Use (1U << i) instead of (1 << i).
24613 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
24615 * expr.h (get_mem_align_offset): Updated.
24617 * tree.h (tree_decl_common): Change align to "unsigned int" and
24618 move it before pointer_alias_set.
24620 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
24621 Jakub Jelinek <jakub@redhat.com>
24624 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
24625 gr_register_operand with gr_reg_or_0_operand.
24626 (cmpxchg_rel_di): Likewise.
24627 (sync_lock_test_and_set<mode>): Likewise.
24629 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
24631 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
24632 (true_regnum): Likewise.
24634 * rtlanal.c (subreg_info): Moved to ...
24635 * rtl.h (subreg_info): Here. New.
24636 (subreg_get_info): New.
24638 * rtlanal.c (subreg_get_info): Make it extern.
24640 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
24643 * config/i386/i386.c (ix86_abi): New.
24644 (override_options): Handle -mabi=.
24645 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
24646 (ix86_call_abi_override): Likewise.
24647 (init_cumulative_args): Likewise.
24648 (function_arg_advance): Likewise.
24649 (function_arg_64): Likewise.
24650 (function_arg): Likewise.
24651 (ix86_pass_by_reference): Likewise.
24652 (ix86_function_value_regno_p): Likewise.
24653 (ix86_build_builtin_va_list_abi): Likewise.
24654 (setup_incoming_varargs_64): Likewise.
24655 (is_va_list_char_pointer): Likewise.
24656 (ix86_init_machine_status): Likewise.
24657 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
24658 (ix86_function_type_abi): Return enum calling_abi. Rewrite
24659 for 64bit. Replace DEFAULT_ABI with ix86_abi.
24660 (ix86_function_abi): Make it static and return enum calling_abi.
24661 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
24663 (ix86_fn_abi_va_list): Updated.
24665 * config/i386/i386.h (ix86_abi): New.
24666 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
24667 (CONDITIONAL_REGISTER_USAGE): Likewise.
24668 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
24669 (machine_function): Likewise.
24671 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
24673 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
24674 (STACK_BOUNDARY): Likewise.
24675 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
24677 * config/i386/i386.opt (mabi=): New.
24679 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
24680 return enum calling_abi.
24681 (ix86_function_type_abi): Likewise.
24682 (ix86_function_abi): Removed.
24684 * doc/invoke.texi: Document -mabi= option for x86.
24686 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24688 * builtins.c (real_dconstp): Delete.
24689 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
24691 2009-03-27 Dodji Seketeli <dodji@redhat.com>
24692 Jakub Jelinek <jakub@redhat.com>
24695 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
24696 (gen_subprogram_die): When a function is explicit, generate the
24697 DW_AT_explicit attribute.
24698 * langhooks.h (struct lang_hooks_for_decls): Add
24699 function_decl_explicit_p langhook.
24700 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
24701 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
24703 2009-03-27 Jakub Jelinek <jakub@redhat.com>
24705 * builtins.c (fold_builtin_memory_op): Optimize memmove
24706 into memcpy if we can prove source and destination don't overlap.
24708 * tree-inline.c: Include gt-tree-inline.h.
24709 (clone_fn_id_num): New variable.
24710 (clone_function_name): New function.
24711 (tree_function_versioning): Use it.
24712 * Makefile.in (GTFILES): Add tree-inline.c.
24714 2009-03-27 Mark Mitchell <mark@codesourcery.com>
24716 * BASE-VER: Change to 4.5.0.
24718 2009-03-27 Xinliang David Li <davidxl@google.com>
24720 PR tree-optimization/39557
24721 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
24723 2009-03-27 Xinliang David Li <davidxl@google.com>
24725 PR tree-optimization/39548
24726 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
24729 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
24731 * c-common.c (pointer_int_sum): Use %wd on return from
24734 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
24736 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
24737 on return from tree_low_cst.
24739 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
24742 * ginclude/stdarg.h (va_copy): Define also for
24743 __GXX_EXPERIMENTAL_CXX0X__.
24745 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24748 * builtins.h (c_strlen): Do not warn here.
24749 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
24750 * c-common.c (pointer_int_sum): Take an explicit location.
24751 Warn about offsets out of bounds.
24752 * c-common.h (pointer_int_sum): Adjust declaration.
24754 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24756 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
24759 2009-03-26 Jakub Jelinek <jakub@redhat.com>
24762 * opts.c (warn_if_disallowed_function_p): Don't assume
24763 get_callee_fndecl must return non-NULL.
24765 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
24767 PR rtl-optimization/39522
24768 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
24769 when reg_reloaded_valid is set.
24771 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
24773 * config/spu/divv2df3.c: New file.
24774 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
24775 (DPBIT_FUNCS): Filter out _div_df.
24777 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
24779 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
24780 a jump insn, count that jump in the distance to the loop start.
24782 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
24785 * config/sh/sh.c (calc_live_regs): Fix condition for global
24786 registers except PIC_OFFSET_TABLE_REGNUM.
24788 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
24791 * doc/invoke.texi (-mconsole): New.
24793 (-mno-cygwin): New.
24795 (-mnop-fun-dllimport): New.
24799 (sub section "i386 and x86-64 Windows Options"): New.
24801 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
24803 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
24804 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
24806 2009-03-25 Richard Guenther <rguenther@suse.de>
24808 PR middle-end/39497
24809 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
24812 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
24814 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
24815 neither of haifa/selective schedulers are working.
24817 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24819 * doc/invoke.texi (Debugging Options): Fix description of
24820 -fno-merge-debug-strings.
24822 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
24824 * config/cris/libgcc.ver: New version-script.
24825 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
24827 * configure.ac <GAS features, nop mnemonic>: Add pattern
24828 crisv32-*-* for "nop".
24829 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
24830 * configure: Regenerate.
24832 2009-03-24 Ira Rosen <irar@il.ibm.com>
24834 PR tree-optimization/39529
24835 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
24836 mark_sym_for_renaming for the tag copied to the new vector
24839 2009-03-24 Arthur Loiret <aloiret@debian.org>
24841 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
24842 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
24843 EXTRA_SPEC_FUNCTIONS.
24844 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
24845 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
24846 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
24847 -march and -mtune options.
24849 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
24851 * config/m68k/t-rtems: Add m5329 multilib.
24853 2009-03-24 Dodji Seketeli <dodji@redhat.com>
24854 Jakub Jelinek <jakub@redhat.com>
24857 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
24860 2009-03-23 Jakub Jelinek <jakub@redhat.com>
24863 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
24864 instead of c_parser_expression_conv, if original_code isn't one of the
24865 4 allowed comparison codes, fail.
24867 2009-03-23 Richard Guenther <rguenther@suse.de>
24869 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
24870 * tree.h (struct tree_type): Likewise.
24871 * reload.h (struct insn_chain): Likewise.
24872 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
24873 * function.h (struct function): Likewise.
24874 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
24876 2009-03-23 Jakub Jelinek <jakub@redhat.com>
24878 PR tree-optimization/39516
24879 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
24881 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
24883 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
24884 should be set true if BITS_PER_WORD of target is bigger than 32
24886 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
24888 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
24889 Translate -B-options to -rpath-link. Correct existing
24890 rpath-link and conditionalize on !nostdlib.
24892 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24894 * doc/extend.texi (Function Attributes, Variable Attributes):
24896 * doc/invoke.texi (Debugging Options, Optimize Options)
24897 (i386 and x86-64 Options, MCore Options): Likewise.
24899 2009-03-20 Jakub Jelinek <jakub@redhat.com>
24902 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
24903 it for block local namespace aliases.
24904 (gen_decl_die): Pass context_die to gen_namespace_die.
24906 2009-03-19 Jakub Jelinek <jakub@redhat.com>
24909 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
24910 minimum or maximum value.
24912 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
24914 * reginfo.c (globalize_reg): Recompute derived reg sets.
24916 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
24919 * libgcc2.c (mprotect): Do not use signed arguments for
24920 VirtualProtect, use DWORD arguments. Also fix the 'may
24921 be used uninitialized' warning for the np variable.
24923 2009-03-19 Jakub Jelinek <jakub@redhat.com>
24926 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
24927 functions using regparm calling conventions when not optimizing.
24928 (ix86_function_sseregparm): Similarly for sseregparm calling
24931 2009-03-19 Li Feng <nemokingdom@gmail.com>
24933 PR middle-end/39500
24934 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
24935 dependence if the first conflict is after niter iterations.
24937 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
24939 PR middle-end/38609
24940 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
24941 functions with dynamic stack-pointer adjustments.
24943 2009-03-19 Ben Elliston <bje@au.ibm.com>
24945 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
24946 option; change to -msdata=data.
24948 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24950 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
24953 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
24956 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
24958 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
24960 * doc/invoke.texi (Code Gen Options): Expand discussion of
24963 2009-03-18 Jakub Jelinek <jakub@redhat.com>
24965 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
24966 * matrix-reorg.c (struct matrix_info): Likewise.
24967 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
24968 * rtl.h (struct mem_attrs): Likewise.
24969 * df.h (struct df): Likewise.
24970 * tree-data-ref.h (struct data_dependence_relation): Likewise.
24971 * ira-int.h (struct ira_allocno): Likewise.
24972 * df-scan.c (struct df_collection_rec): Likewise.
24973 * ira.c (struct equivalence): Likewise.
24974 * function.c (struct temp_slot): Likewise.
24975 * cfgloop.h (struct loop): Likewise.
24978 * function.c (use_register_for_decl): When not optimizing, disregard
24979 register keyword for variables with types containing methods.
24981 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
24983 PR middle-end/39447
24984 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
24985 (is_simple_operand): Call contains_component_ref_p before calling data
24986 reference analysis that would fail on COMPONENT_REFs.
24988 * tree-vrp.c (search_for_addr_array): Fix formatting.
24990 2009-03-18 Richard Guenther <rguenther@suse.de>
24992 * tree-vect-transform.c (vect_loop_versioning): Fold the
24993 generated comparisons.
24994 * tree-vectorizer.c (set_prologue_iterations): Likewise.
24995 (slpeel_tree_peel_loop_to_edge): Likewise.
24997 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24999 PR middle-end/37805
25000 * opts.c (print_specific_help): In addition to `undocumented',
25001 accept `separate' and `joined' flags if passed alone. Describe
25002 output by the first matched one of those.
25003 (common_handle_option): Skip over empty strings.
25004 * gcc.c (display_help): Fix help string for `--help='.
25005 * doc/invoke.texi (Option Summary, Overall Options): With
25006 `--help=', classes and qualifiers can both be repeated, but
25007 only the latter can be negated. One should not pass only
25008 negated qualifiers. Fix markup and examples.
25011 2008-10-14 Jakub Jelinek <jakub@redhat.com>
25012 PR middle-end/37805
25013 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
25014 and -fhelp=separate.
25016 2009-03-17 Jing Yu <jingyu@google.com>
25018 PR middle-end/39378
25019 * function.h (struct rtl_data): Move is_thunk from here...
25020 (struct function): ...to here.
25021 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
25022 * varasm.c (assemble_start_function): Change is_thunk from crtl to
25024 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
25026 (alpha_does_function_need_gp, alpha_start_function): Likewise.
25027 (alpha_output_function_end_prologue): Likewise.
25028 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
25029 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
25030 (rs6000_output_function_epilogue): Likewise.
25031 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
25033 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
25036 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
25037 from different units in a single alternative.
25038 (*truncdfsf_i387): Ditto.
25039 (*truncxfsf2_mixed): Ditto.
25040 (*truncxfdf2_mixed): Ditto.
25042 2009-03-17 Jakub Jelinek <jakub@redhat.com>
25044 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
25045 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
25048 * tree-ssa-live.c (remove_unused_locals): Don't remove local
25049 unused non-artificial variables when not optimizing.
25052 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
25053 DW_TAG_imported_module even if decl is IMPORTED_DECL with
25054 NAMESPACE_DECL in its DECL_INITIAL.
25056 PR middle-end/39443
25057 * optabs.c (set_user_assembler_libfunc): New function.
25058 * expr.h (set_user_assembler_libfunc): New prototype.
25059 * c-common.c: Include libfuncs.h.
25060 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
25061 for memcmp, memset, memcpy, memmove and abort.
25062 * Makefile.in (c-common.o): Depend on libfuncs.h.
25065 * dwarf2out.c (gen_inlined_enumeration_type_die,
25066 gen_inlined_structure_type_die, gen_inlined_union_type_die,
25067 gen_tagged_type_instantiation_die): Removed.
25068 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
25071 2009-03-17 Janis Johnson <janis187@us.ibm.com>
25074 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
25076 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
25077 (check-parallel-%): Ditto.
25078 (check-consistency): Ditto.
25080 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
25082 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
25083 local variable rhs by NULL_TREE.
25085 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25088 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
25090 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25093 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
25095 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25098 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
25099 for ms->sysv ABI calls only in 64bit mode.
25101 * config/i386/i386.md (untyped_call): Support 32bit.
25103 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
25105 * doc/extend.texi: Replace x86_65 with x86_64.
25107 2009-03-16 Jakub Jelinek <jakub@redhat.com>
25109 PR tree-optimization/39455
25110 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
25111 mismatches for POINTER_TYPE_P (type).
25112 (number_of_iterations_le): Likewise.
25114 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
25116 * config/picochip/picochip.c: Removed profiling support.
25117 * config/picochip/picochip.md: Removed profiling instruction.
25118 * config/picochip/picochip.h: Removed profiling builtin.
25120 2009-03-16 Joseph Myers <joseph@codesourcery.com>
25122 * doc/install.texi (--with-host-libstdcxx): Document.
25124 2009-03-14 Anatoly Sokolov <aesok@post.ru>
25127 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
25128 generate a warning if the function name does not begin with
25129 "__vector" and the function has either the 'signal' or 'interrupt'
25130 attribute, from here to ...
25131 (avr_declare_function_name): ...here. New function.
25132 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
25133 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
25135 2009-03-14 Jakub Jelinek <jakub@redhat.com>
25138 * cse.c (fold_rtx): Don't modify original const_arg1 when
25139 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
25140 separate variable instead.
25141 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
25142 from out of range shift counts.
25143 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
25145 2009-03-13 Catherine Moore <clm@codesourcery.com>
25147 * config/i386/x-mingw32 (host-mingw32.o): Replace
25148 diagnostic.h with $(DIAGNOSTIC_H).
25150 2009-03-12 Jakub Jelinek <jakub@redhat.com>
25153 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
25155 * config/i386/sync.md (sync_compare_and_swap<mode>,
25156 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
25157 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
25159 (sync_double_compare_and_swapdi_pic,
25160 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
25161 cmpxchg8b_pic_memory_operand instead of just memory_operand.
25163 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25166 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
25168 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25171 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
25172 (avx_addsubv4df3): Likewise.
25173 (*avx_addsubv4sf3): Likewise.
25174 (sse3_addsubv4sf3): Likewise.
25176 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25179 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
25181 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
25184 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
25185 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
25186 registers for allocnos created from user-defined variables.
25188 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25191 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
25192 of non-integer mode as well.
25194 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
25196 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
25197 for functions for which the parameter types are unknown.
25199 2009-03-11 Jakub Jelinek <jakub@redhat.com>
25202 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
25203 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
25204 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
25205 * config/i386/i386.c (ix86_local_alignment): For
25206 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
25207 long long variables on the stack to avoid dynamic realignment.
25208 Allow the first argument to be a decl rather than type.
25209 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
25211 2009-03-11 Nick Clifton <nickc@redhat.com>
25214 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
25216 Add description to mno-lsim option.
25217 * config/mcore/mcore.h: Remove comment about deprecated m4align
25219 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
25220 * doc/invoke.texi: Add description of mno-lsim and
25221 mstack-increment options.
25223 * config/fr30/fr30.opt: Document the -mno-lsim option.
25224 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
25225 and -mno-lsim options.
25227 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25229 * fold-const.c (fold_comparison): Only call fold_inf_compare
25230 if the mode supports infinities.
25232 2009-03-11 Jason Merrill <jason@redhat.com>
25235 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
25236 end already did. Notice GIMPLE_CALL modifications of the result.
25237 Don't copy debug information from an ignored decl or a decl from
25240 2009-03-10 Richard Guenther <rguenther@suse.de>
25241 Nathan Froyd <froydnj@codesourcery.com>
25243 PR middle-end/37850
25244 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
25245 (__divMODE3): Likewise.
25247 2009-03-09 Jakub Jelinek <jakub@redhat.com>
25249 PR tree-optimization/39394
25250 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
25251 DECL_SIZE_UNIT of variable length FIELD_DECLs.
25253 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
25255 * recog.c (verfiy_changes): Disallow renaming of hard regs in
25256 inline asms for register asm ("") declarations.
25258 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
25260 * fold-const.c (fold_unary): Fix comment.
25262 2009-03-07 Jan Hubicka <jh@suse.cz>
25265 * tree-inline.c (setup_one_parameter): Do replacement of const
25266 argument by constant in SSA form.
25268 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25270 PR middle-end/38028
25271 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
25272 determine alignment passed to assign_stack_local.
25273 (assign_parms_unsplit_complex): Likewise.
25274 * except.c (sjlj_build_landing_pads): Likewise.
25276 2009-03-06 Jakub Jelinek <jakub@redhat.com>
25278 PR middle-end/39360
25279 * tree-flow.h (add_referenced_var): Return bool instead of void.
25280 * tree-dfa.c (add_referenced_var): Return result of
25281 referenced_var_check_and_insert call.
25282 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
25283 of referenced_var_check_and_insert.
25286 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
25287 (gen_variable_die): Emit DW_AT_location on abstract static variable's
25288 DIE, don't emit it if abstract origin already has it.
25289 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
25290 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
25292 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
25294 * genpreds.c (needs_variable): Fix parentheses at variable name
25296 (write_tm_constrs_h): Indent generated code.
25298 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
25300 * doc/extend.texi (Function Attributes): Add documentation
25301 for isr attributes.
25303 2009-03-06 Jakub Jelinek <jakub@redhat.com>
25306 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
25307 take locus from its DECL_SOURCE_LOCATION instead of input_location.
25309 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
25311 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
25314 2009-03-05 Jakub Jelinek <jakub@redhat.com>
25317 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
25318 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
25320 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
25322 * config/i386/i386.md (R8_REG, R9_REG): New constants.
25323 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
25324 constants instead of magic numbers.
25325 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
25327 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
25328 (x86_64_ms_abi_int_parameter_registers): Ditto.
25329 (x86_64_int_return_registers): Ditto.
25330 (ix86_maybe_switch_abi): Ditto.
25331 (ix86_expand_call): Ditto for clobbered_registers array.
25332 (ix86_hard_regno_mode_ok): Ditto.
25333 (x86_extended_QIreg_mentioned_p): Ditto.
25335 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
25337 PR tree-optimization/39349
25338 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
25340 * combine.c (gen_lowpart_for_combine): Use omode when generating
25343 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
25345 PR rtl-optimization/39235
25346 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
25348 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
25350 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
25352 2009-03-04 Richard Guenther <rguenther@suse.de>
25354 PR tree-optimization/39362
25355 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
25356 that occur in abnormal PHIs should be varying.
25358 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
25360 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
25362 (simple_iv): Take loop as an argument instead of statement.
25363 * tree-scalar-evolution.h (simple_iv): Declaration changed.
25364 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
25366 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
25368 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
25369 * matrix-reorg.c (analyze_transpose): Ditto.
25370 * tree-data-ref.c (dr_analyze_innermost): Ditto.
25371 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
25372 * tree-predcom.c (ref_at_iteration): Ditto.
25373 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
25375 2009-03-04 Richard Guenther <rguenther@suse.de>
25377 PR tree-optimization/39358
25378 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
25379 escaped_id and callused_id.
25380 (solve_graph): Likewise.
25382 2009-03-04 Richard Guenther <rguenther@suse.de>
25384 PR tree-optimization/39339
25385 * tree-sra.c (try_instantiate_multiple_fields): Make it
25386 no longer ICE on the above.
25388 2009-03-03 Joseph Myers <joseph@codesourcery.com>
25390 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
25391 that fits within Pmode.
25393 2009-03-03 Steve Ellcey <sje@cup.hp.com>
25395 PR middle-end/10109
25396 * tm.texi (LIBCALL_VALUE): Update description.
25398 2009-03-03 Steve Ellcey <sje@cup.hp.com>
25400 PR middle-end/34443
25401 * doc/extend.texi (section): Update description.
25403 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
25405 PR middle-end/39345
25406 * tree-inline.c (remapped_type): New.
25407 (can_be_nonlocal): Call remapped_type instead of remap_type.
25409 2009-03-03 Jakub Jelinek <jakub@redhat.com>
25412 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
25413 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
25415 2009-03-03 Richard Guenther <rguenther@suse.de>
25417 PR middle-end/39272
25418 * tree.c (tree_nonartificial_location): New function.
25419 * tree.h (tree_nonartificial_location): Declare.
25420 * builtins.c (expand_builtin_memory_chk): Provide location
25421 of the call location for artificial function pieces.
25422 (maybe_emit_chk_warning): Likewise.
25423 (maybe_emit_sprintf_chk_warning): Likewise.
25424 (maybe_emit_free_warning): Likewise.
25425 * expr.c (expand_expr_real_1): Likewise.
25427 2009-03-03 Jakub Jelinek <jakub@redhat.com>
25429 PR tree-optimization/39343
25430 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
25431 COMPONENT_REF t has ARRAY_TYPE.
25433 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
25435 PR middle-end/39335
25436 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
25437 when the type precision of the induction variable should be
25438 larger than the type precision of nit.
25439 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
25440 * graphite.c (graphite_loop_normal_form): Same.
25441 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
25443 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
25445 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
25446 (*call_1_rex64_ms_sysv): Use named constants instead of magic
25447 numbers to describe clobbered registers.
25448 (*call_value_0_rex64_ms_sysv): Ditto.
25449 * config/i386/mmx.md (mmx_emms): Ditto.
25450 (mmx_femms): Ditto.
25452 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
25454 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
25457 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25459 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
25460 (spu_section_type_flags): New function.
25462 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
25464 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
25465 reg_class_contents of FLOAT_REGS into a temporary.
25467 2009-03-02 Richard Guenther <rguenther@suse.de>
25468 Ira Rosen <irar@il.ibm.com>
25470 PR tree-optimization/39318
25471 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
25472 information to the vectorized statement.
25474 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
25476 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
25477 variable. Use defined names instead of magic constants for REX SSE
25480 2009-03-01 Richard Guenther <rguenther@suse.de>
25482 PR tree-optimization/39331
25483 * omp-low.c (lower_send_shared_vars): Do not receive new
25484 values for the reference of DECL_BY_REFERENCE parms or results.
25486 2009-03-01 Jan Hubicka <jh@suse.cz>
25489 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
25490 BLOCK_NONLOCALIZED_VAR): New macros.
25491 (tree_block): Add nonlocalized_vars.
25492 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
25493 gen_decl_die): Add origin argument. Allow generation of die with
25494 origin at hand only.
25495 (gen_member_die, gen_type_die_with_usage, force_decl_die,
25496 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
25498 (gen_block_die): Fix checking for unused blocks.
25499 (process_scope_var): Break out from .... ; work with origins only.
25500 (decls_for_scope) ... here; process nonlocalized list.
25501 (dwarf2out_ignore_block): Look for nonlocalized vars.
25502 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
25504 (dump_scope_block): Dump them.
25505 * tree-inline.c (remap_decls): Handle nonlocalized vars.
25506 (remap_block): Likewise.
25507 (can_be_nonlocal): New predicate.
25508 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
25510 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25512 * configure: Regenerate.
25514 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25516 * optc-gen.awk: No need to duplicate option flags twice.
25517 Reuse help texts for duplicate options which do not have any.
25519 * gcc.c (display_help): Document --version.
25521 * gcc.c (main): If print_help_list and verbose_flag, ensure
25522 driver output comes before subprocess output.
25524 * optc-gen.awk: Assign all remaining fields to help string,
25525 space-separated, for multi-line help in *.opt.
25527 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
25528 -Wno-pedantic-ms-format is for MinGW targets only.
25530 * doc/options.texi (Option file format): Fix bad indentation,
25531 restoring dropped sentence.
25533 2009-02-28 Jan Hubicka <jh@suse.cz>
25535 * tree-inline.c (tree_function_versioning): Output debug info.
25537 2009-02-28 Jan Hubicka <jh@suse.cz>
25540 * tree-inline.c (setup_one_parameter): Do not copy propagate
25541 arguments when not optimizing.
25543 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
25546 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
25547 (avx_addsubv4df3): Likewise.
25548 (*avx_addsubv4sf3): Likewise.
25549 (sse3_addsubv4sf3): Likewise.
25550 (*avx_addsubv2df3): Likewise.
25551 (sse3_addsubv2df3): Likewise.
25552 (avx_unpckhps256): Correct item selectors.
25553 (avx_unpcklps256): Likewise.
25554 (avx_unpckhpd256): Likewise.
25555 (avx_unpcklpd256): Likewise.
25557 2009-02-28 Jan Hubicka <jh@suse.cz>
25559 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
25561 (copy_arguments_for_versioning): If var is declared don't declare it.
25562 (tree_function_versioning): First setup substitutions and then copy
25565 2009-02-27 Jan Hubicka <jh@suse.cz>
25568 * cgraph.h (varpool_output_debug_info): Remove.
25569 * cgraphunit.c (varpool_output_debug_info): Remove.
25570 * dwarf2out.c (deferred_locations_struct): New struct
25571 (deferred_locations): New type.
25572 (deferred_locations_list): New static var.
25573 (deffer_location): New function.
25574 (gen_variable_die): Use it.
25575 (decls_for_scope): Output info on local static vars.
25576 (dwarf2out_finish): Process deferred locations.
25577 * varpool.c (varpool_output_debug_info): Remove.
25579 2009-02-27 Jan Hubicka <jh@suse.cz>
25582 * tree.h (TREE_PROTECTED): Fix comment.
25583 (BLOCK_HANDLER_BLOCK): Remove.
25584 (struct tree_block): Remove handler_block add body_block.
25585 (inlined_function_outer_scope_p): New.
25586 (is_body_block): Remove.
25587 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
25588 * dwarf2out.c (is_inlined_entry_point): Remove.
25589 (add_high_low_attributes): Use inlined_function_outer_scope_p.
25590 (gen_block_die): Use is_inlined_entry_point check. Remove body block
25592 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
25593 * gimplify.c (gimplify_expr): Gimplify body blocks.
25594 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
25595 block with multiple subblocks.
25596 (dump_scope_block): Prettier output; dump more flags and info.
25597 (dump_scope_blocks): New.
25598 (remove_unused_locals): Use dump_scope_blocks.
25599 * tree-flow.h (dump_scope_blocks): Declare.
25600 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
25601 * stmt.c (is_body_block): Remove.
25602 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
25603 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
25605 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
25607 PR middle-end/39308
25608 * graphite.c (graphite_loop_normal_form): Do not call
25609 number_of_iterations_exit from a gcc_assert.
25611 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
25613 * config/s390/s390.c (s390_swap_cmp): Look for conditional
25614 jumps if COND is NULL.
25615 (find_cond_jump): New function.
25616 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
25617 * config/s390/s390.md: Remove z10_cobra attribute value.
25619 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
25621 * config/alpha/alpha.h (alpha_expand_mov): Return false if
25622 force_const_mem returns NULL_RTX.
25624 2009-02-26 Jan Hubicka <jh@suse.cz>
25627 * cgraph.h (varpool_output_debug_info): Remove.
25628 * cgraphunit.c (varpool_output_debug_info): Remove.
25629 * dwarf2out.c (deferred_locations_struct): New struct
25630 (deferred_locations): New type.
25631 (deferred_locations_list): New static var.
25632 (deffer_location): New function.
25633 (gen_variable_die): Use it.
25634 (decls_for_scope): Output info on local static vars.
25635 (dwarf2out_finish): Process deferred locations.
25636 * varpool.c (varpool_output_debug_info): Remove.
25638 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
25640 PR rtl-optimization/39241
25641 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
25642 to subreg_offset_representable_p.
25644 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
25646 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
25647 execute function prototype. Get f and nregs from max_reg_num
25648 and get_insns. Remove the first backward pass as it's dead,
25649 guard the forward pass by flag_expensive_optimizations.
25650 (rest_of_handle_regmove): Delete.
25651 (pass_regmove): Replace it with regmove_optimize.
25653 2009-02-25 Martin Jambor <mjambor@suse.cz>
25655 PR tree-optimization/39259
25656 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
25657 calls_alloca function flags.
25658 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
25659 calls are detected.
25661 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
25663 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
25664 flags_set_1_rtx, flags_set_1_set): Delete.
25665 (regmove_optimize): Do not call mark_flags_life_zones.
25667 2009-02-24 Julian Brown <julian@codesourcery.com>
25670 * config/arm/arm.c (require_pic_register): Only set
25671 cfun->machine->pic_reg once per function.
25673 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
25675 * doc/invoke.texi (Link Options): Document an easier way to pass
25676 options that take arguments to the GNU linker using -Xlinker and -Wl.
25678 2009-02-24 Steve Ellcey <sje@cup.hp.com>
25681 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
25683 2009-02-24 Richard Guenther <rguenther@suse.de>
25686 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
25688 2009-02-24 Richard Guenther <rguenther@suse.de>
25689 Zdenek Dvorak <ook@ucw.cz>
25691 PR tree-optimization/39233
25692 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
25693 from converting them to a generic type.
25695 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
25697 PR tree-optimization/39260
25698 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
25699 contains a condition with a real type.
25700 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
25702 2009-02-23 Jason Merrill <jason@redhat.com>
25705 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
25706 narrowing_initializer_constant_valid_p.
25707 (narrowing_initializer_constant_valid_p): Don't return
25708 null_pointer_node for adding a pointer to itself.
25710 2009-02-23 Jan Hubicka <jh@suse.cz>
25713 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
25716 2009-02-23 Jan Hubicka <jh@suse.cz>
25718 PR tree-optimization/37709
25719 * tree.c (block_ultimate_origin): Move here from dwarf2out.
25720 * tree.h (block_ultimate_origin): Declare.
25721 * dwarf2out.c (block_ultimate_origin): Move to tree.c
25722 * tree-ssa-live.c (remove_unused_scope_block_p):
25723 Eliminate blocks containig no instructions nor live variables nor
25725 (dump_scope_block): New function.
25726 (remove_unused_locals): Enable removal of dead blocks by default;
25727 enable dumping at TDF_DETAILS.
25729 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
25731 * config/i386/i386.c (classify_argument): Don't allow COImode
25733 (function_arg_advance_32): Don't allow OImode.
25734 (function_arg_32): Likewise.
25735 (function_value_32): Likewise.
25736 (return_in_memory_32): Likewise.
25737 (function_arg_64): Remove OImode comment.
25739 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
25742 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
25743 ix86_expand_vector_set for V4DImode in 64bit mode only.
25744 (ix86_expand_vector_init_one_var): Likewise.
25746 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
25748 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
25750 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
25753 * loop-iv.c: Revert last change.
25754 * emit-rtl.c: Likewise.
25756 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
25759 * config/i386/i386.c (type_natural_mode): Remove an extra
25760 space in the warning message.
25761 (function_value_32): Handle 32-byte vector modes.
25762 (return_in_memory_32): Likewise.
25764 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
25766 * loop-iv.c (truncate_value): New function.
25767 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
25769 (lowpart_subreg): Move to...
25770 * emit-rtl.c: ...here.
25772 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
25774 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
25775 accidental and undocumented change at revision 140860.
25777 2009-02-21 Joseph Myers <joseph@codesourcery.com>
25779 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
25780 take gimple_seq * arguments.
25781 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
25782 types_compatible_p langhook.
25784 2009-02-20 Mark Mitchell <mark@codesourcery.com>
25785 Joseph Myers <joseph@codesourcery.com>
25787 * config/arm/arm.c (arm_builtin_va_list): New function.
25788 (arm_expand_builtin_va_start): Likewise.
25789 (arm_gimplify_va_arg_expr): Likewise.
25790 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
25791 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
25792 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
25793 (va_list_type): New variable.
25794 (arm_mangle_type): Mangle va_list_type appropriately.
25796 2009-02-20 Jakub Jelinek <jakub@redhat.com>
25798 PR middle-end/39157
25799 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
25800 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
25801 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
25802 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
25803 parameter to 1000 for -O1 by default.
25804 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
25806 * loop-invariant.c: Include params.h.
25807 (move_loop_invariants): Don't call move_single_loop_invariants on
25810 2009-02-20 Jaka Mocnik <jaka@xlab.si>
25812 * calls.c (emit_library_call_value_1): Use slot_offset instead of
25813 offset when calculating bounds for indexing stack_usage_map. Fixes
25814 a buffer overflow with certain target setups.
25816 2009-02-20 Jakub Jelinek <jakub@redhat.com>
25819 * calls.c (expand_call): Clear try_tail_call if caller and callee
25820 disagree in promotion of function return value.
25822 2009-02-19 Jakub Jelinek <jakub@redhat.com>
25825 * c-common.c (c_determine_visibility): If visibility changed and
25826 DECL_RTL has been already set, call make_decl_rtl to update symbol
25829 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
25832 * varasm.c (assemble_variable): Don't check DECL_NAME when
25833 globalizing a variable.
25835 2009-02-19 Joseph Myers <joseph@codesourcery.com>
25838 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
25839 expression before any __builtin_trap call.
25840 * c-typeck.c (build_function_call): Convert and check function
25841 arguments before generating a call to a trap. Evaluate the
25842 function arguments before the trap.
25844 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
25847 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
25848 (UNSPEC_FXAM_MEM): New unspec.
25849 (fxam<mode>2_i387_with_temp): New insn and split pattern.
25850 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
25851 memory using fxam<mode>2_i387_with_temp to remove excess precision.
25853 2009-02-19 Richard Guenther <rguenther@suse.de>
25855 PR tree-optimization/39207
25856 PR tree-optimization/39074
25857 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
25858 storedanything_tree): New.
25859 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
25860 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
25861 (build_succ_graph): Add edges from STOREDANYTHING to all
25863 (init_base_vars): Initialize STOREDANYTHING.
25864 (compute_points_to_sets): Free substitution info after
25865 building the succ graph.
25866 (ipa_pta_execute): Likewise.
25868 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
25870 (do_ds_constraint): Do not add to special var or non-pointer
25872 (type_could_have_pointers): Split out from ...
25873 (could_have_pointers): ... here. For arrays use the element type.
25874 (create_variable_info_for): Initialize may_have_pointers.
25875 (new_var_info): Likewise.
25876 (handle_lhs_call): Make the HEAP variable unknown-sized.
25877 (intra_create_variable_infos): Use a type with pointers for
25878 PARM_NOALIAS, make it unknown-sized.
25880 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
25883 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
25885 2009-02-18 Jason Merrill <jason@redhat.com>
25888 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
25889 value if DECL_EXTERNAL.
25890 * tree-sra.c (sra_walk_gimple_assign): Likewise.
25891 * target.h (gcc_target::binds_local_p): Clarify "module".
25892 * tree.h (TREE_PUBLIC): Clarify "module".
25894 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
25897 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
25898 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
25900 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
25903 * c.opt (Wabi): Support C and ObjC.
25906 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
25908 * config/i386/i386.c (classify_argument): Warn once about the ABI
25909 change when passing union with long double.
25911 * doc/invoke.texi: Update -Wabi for warning psABI changes.
25913 2009-02-18 Joseph Myers <joseph@codesourcery.com>
25916 * c-parser.c (c_parser_compound_statement): Always enter and leave
25919 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25922 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
25924 2009-02-18 Jakub Jelinek <jakub@redhat.com>
25926 PR tree-optimization/36922
25927 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
25928 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
25931 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
25933 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
25936 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
25938 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
25940 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
25942 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
25945 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
25946 Richard Sandiford <rdsandiford@googlemail.com>
25948 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
25949 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
25950 (loongson_biadd): ...this.
25952 2009-02-17 Richard Guenther <rguenther@suse.de>
25954 PR tree-optimization/39202
25955 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
25956 a var make sure to follow existing collapses.
25958 2009-02-17 Richard Guenther <rguenther@suse.de>
25960 PR middle-end/39214
25961 * langhooks.c (lhd_print_error_function): Check for NULL block.
25963 2009-02-17 Richard Guenther <rguenther@suse.de>
25965 PR tree-optimization/39204
25966 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
25969 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
25971 * config/soft-fp/double.h: Update from glibc CVS.
25973 2009-02-17 Richard Guenther <rguenther@suse.de>
25975 PR tree-optimization/39207
25976 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
25977 strict-aliasing warnings for pointers pointing to NULL.
25979 2009-02-16 Joseph Myers <joseph@codesourcery.com>
25982 * c-parser.c (c_parser_braced_init): Call pop_init_level when
25983 skipping until next close brace.
25985 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
25988 * config/i386/i386.c (ix86_expand_push): Set memory alignment
25989 to function argument boundary.
25991 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
25993 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
25994 in the lea_add. Reload eventually constraints it properly.
25995 * config/picochip/constraints.md: Remove the target constraint
25996 "b", since it is not needed anymore.
25998 2009-02-16 Jakub Jelinek <jakub@redhat.com>
26000 * gthr-dce.h: Uglify function parameter and local variable names.
26001 * gthr-gnat.h: Likewise.
26002 * gthr-mipssde.h: Likewise.
26003 * gthr-nks.h: Likewise.
26004 * gthr-posix95.h: Likewise.
26005 * gthr-posix.h: Likewise.
26006 * gthr-rtems.h: Likewise.
26007 * gthr-single.h: Likewise.
26008 * gthr-solaris.h: Likewise.
26009 * gthr-tpf.h: Likewise.
26010 * gthr-vxworks.h: Likewise.
26011 * gthr-win32.h: Likewise.
26013 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
26016 * config/i386/i386.md: Restrict the new peephole2 to move
26017 between MMX/SSE registers.
26019 2009-02-15 Richard Guenther <rguenther@suse.de>
26022 2009-02-13 Richard Guenther <rguenther@suse.de>
26024 * configure.ac: Enable LFS.
26025 * configure: Re-generate.
26026 * config.in: Likewise.
26028 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26030 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
26031 spu_srqwbyte, spu_srqwbytebc): Define.
26032 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
26033 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
26034 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
26035 "shrqby_<mode>"): New insn-and-split patterns.
26036 * config/spu/spu.c (expand_builtin_args): Determine and return
26037 number of operands using spu_builtin_description data.
26038 (spu_expand_builtin_1): Use it.
26040 2009-02-13 Steve Ellcey <sje@cup.hp.com>
26043 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
26046 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26049 * config/i386/i386.c (override_options): Correct warning
26050 messages for -malign-loops, -malign-jumps and -malign-functions.
26052 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26055 * config/i386/i386.md: Restrict the new peephole2 to move
26056 between the general purpose registers.
26058 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26061 * config/i386/i386.c (type_natural_mode): Add a new argument.
26062 Return the original mode and warn ABI change if vector size is 32byte.
26063 (function_arg_advance): Updated.
26064 (function_arg): Likewise.
26065 (ix86_function_value): Likewise.
26066 (ix86_return_in_memory): Likewise.
26067 (ix86_sol10_return_in_memory): Likewise.
26068 (ix86_gimplify_va_arg): Likewise.
26069 (function_arg_32): Don't warn ABX ABI change here.
26070 (function_arg_64): Likewise.
26072 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
26074 * loop-iv.c (implies_p): In the final case, test that operands 0
26075 of the two comparisons match.
26077 * config/bfin/bfin.c (find_prev_insn_start): New function.
26078 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
26079 (find_next_insn_start): Move.
26081 2009-02-13 Richard Guenther <rguenther@suse.de>
26083 * configure.ac: Enable LFS.
26084 * configure: Re-generate.
26085 * config.in: Likewise.
26087 2009-02-13 Joseph Myers <joseph@codesourcery.com>
26090 * c-parser.c (c_parser_parms_list_declarator): Discard pending
26091 sizes on syntax error after some arguments have been parsed.
26093 2009-02-12 Jakub Jelinek <jakub@redhat.com>
26095 * doc/invoke.texi (-fira): Remove.
26097 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26099 * caller-save.c: Replace regclass.c with reginfo.c in comments.
26100 * recog.c: Likewise.
26103 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
26105 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
26106 (umul_ppmm): Likewise.
26107 (count_leading_zeros): Likewise.
26108 (count_trailing_zeros): Likewise.
26109 (UMUL_TIME): Likewise.
26111 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26113 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
26114 soft-fp/t-softfp to tmake_file.
26116 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
26117 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
26118 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
26119 IA64_BUILTIN_INFQ]: New.
26120 (ia64_init_builtins): Initialize __builtin_infq,
26121 __builtin_fabsq and __builtin_copysignq if not HPUX.
26122 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
26123 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
26125 * config/ia64/lib1funcs.asm (__divtf3): Define only if
26127 (__fixtfti): Likewise.
26128 (__fixunstfti): Likewise.
26129 (__floattitf): Likewise.
26131 * config/ia64/libgcc-glibc.ver: New.
26132 * config/ia64/t-fprules-softfp: Likewise.
26133 * config/ia64/sfp-machine.h: Likewise.
26135 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
26136 (LIBGCC2_TF_CEXT): Likewise.
26137 (TF_SIZE): Likewise.
26138 (TARGET_INIT_LIBFUNCS): Likewise.
26140 * config/ia64/t-glibc (SHLINB_MAPFILES):
26141 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
26143 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26145 * config/i386/i386.c (construct_container): Rewrite processing
26146 BLKmode with X86_64_SSE_CLASS.
26148 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
26151 * config/i386/i386.md: Replace simplify_replace_rtx with
26152 replace_rtx in the new peephole2.
26154 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
26156 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
26157 loop unrolling do not happen at -O2.
26159 2009-02-12 Michael Matz <matz@suse.de>
26161 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
26163 2009-02-12 Jakub Jelinek <jakub@redhat.com>
26165 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
26168 2009-02-12 Ben Elliston <bje@au.ibm.com>
26170 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
26171 patterns when updating the back chain. Missed in the 2009-02-10
26174 2009-02-11 Janis Johnson <janis187@us.ibm.com>
26176 * doc/extend.texi (Decimal Floating Types): Update identifier of
26177 draft TR and list of missing support.
26179 2009-02-11 Jakub Jelinek <jakub@redhat.com>
26181 PR middle-end/39154
26182 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
26183 bit to variable length decl's flags, add it also to its
26184 pointer replacement variable.
26186 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
26187 Jakub Jelinek <jakub@redhat.com>
26190 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
26191 (memory_blockage): New expander.
26192 (*memory_blockage): New insn pattern.
26193 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
26194 instead of general blockage at the end of function prologue when
26195 frame pointer is used to access red zone area. Do not emit blockage
26196 when profiling, it is emitted in generic code.
26197 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
26198 function epilogue when frame pointer is used to access red zone area.
26200 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
26203 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
26204 by arithmetic with memory operands.
26205 * config/i386/predicates.md (commutative_operator): New.
26207 2009-02-10 Janis Johnson <janis187@us.ibm.com>
26209 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
26212 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
26214 * alias.h (record_alias_subset): Declare.
26215 * alias.c (record_alias_subset): Make global.
26217 2009-02-10 Nick Clifton <nickc@redhat.com>
26219 * tree-parloops.c: Change license to GPLv3.
26220 * ipa-struct-reorg.c: Change license to GPLv3.
26221 * ipa-struct-reorg.h: Change license to GPLv3.
26223 2009-02-10 Steve Ellcey <sje@cup.hp.com>
26226 * c-decl.c (start_struct): Return NULL on error.
26228 2009-02-10 Jakub Jelinek <jakub@redhat.com>
26230 PR middle-end/39124
26231 * cfgloopmanip.c (remove_path): Call remove_bbs after
26232 cancel_loop_tree, not before it.
26235 * function.h (struct function): Add has_local_explicit_reg_vars bit.
26236 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
26237 VAR_DECLs were seen.
26238 * tree-ssa-live.c (remove_unused_locals): Recompute
26239 cfun->has_local_explicit_reg_vars.
26240 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
26241 copies or clearings if cfun->has_local_explicit_reg_vars.
26243 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
26246 * config/i386/i386.c (expand_prologue): Emit blockage at the end
26247 of function prologue when frame pointer is used to access
26250 2009-02-10 Richard Guenther <rguenther@suse.de>
26252 PR middle-end/39127
26253 * gimplify.c (gimple_regimplify_operands): Always look if
26254 we need to create a temporary.
26256 2009-02-10 Richard Guenther <rguenther@suse.de>
26258 PR tree-optimization/39132
26259 * tree-loop-distribution.c (todo): New global var.
26260 (generate_memset_zero): Trigger TODO_rebuild_alias.
26261 (tree_loop_distribution): Return todo.
26263 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
26266 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
26267 (x86_64_reg_class_name): Removed.
26268 (classify_argument): Return 0 if bytes > 32. Return 0 if the
26269 first one isn't X86_64_SSE_CLASS or any other ones aren't
26270 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
26271 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
26272 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
26273 and 3 X86_64_SSEUP_CLASS.
26274 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
26275 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
26277 2009-02-10 Ben Elliston <bje@au.ibm.com>
26279 * config/rs6000/rs6000.md (allocate_stack): Always use an update
26280 form instruction to update the stack back chain word, even if the
26281 user has disabled the generation of update instructions.
26282 (movdi_<mode>_update_stack): New.
26283 (movsi_update_stack): Likewise.
26284 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
26285 always use an update form instruction to update the stack back
26288 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
26290 PR middle-end/38953
26291 * graphite.c (if_region_set_false_region): After moving a region in
26292 the false branch of a condition, remove the empty dummy basic block.
26293 (gloog): Remove wrong fix for PR38953.
26295 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26297 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
26298 generation due to implicit sign extension.
26300 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
26302 PR middle-end/38981
26303 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
26304 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
26306 2009-02-09 Richard Guenther <rguenther@suse.de>
26308 PR middle-end/35202
26309 * convert.c (convert_to_real): Disable (float)fn((double)x)
26310 to fnf(x) conversion if errno differences may occur and
26311 -fmath-errno is set.
26313 2009-02-07 Anatoly Sokolov <aesok@post.ru>
26315 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
26316 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
26317 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
26319 2009-02-06 Joseph Myers <joseph@codesourcery.com>
26322 * c-common.c (handle_alias_attribute): Disallow attribute for
26323 anything not a FUNCTION_DECL or VAR_DECL.
26325 2009-02-06 Janis Johnson <janis187@us.ibm.com>
26328 * real.c (do_compare): Special-case compare of zero against
26329 decimal float value.
26331 2009-02-06 Joseph Myers <joseph@codesourcery.com>
26334 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
26335 as indicating flexible array members unless the field itself is
26336 being declarared as the incomplete array.
26338 2009-02-06 Jan Hubicka <jh@suse.cz>
26340 PR tree-optimization/38844
26341 * ipa-inline.c (try_inline): Stop inlining recursion when edge
26342 is already inlined.
26344 2009-02-06 Richard Guenther <rguenther@suse.de>
26346 PR middle-end/38977
26347 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
26348 fork because we may expand it as __gcov_fork.
26350 2009-02-06 Nick Clifton <nickc@redhat.com>
26352 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
26354 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
26356 PR tree-optimization/35659
26357 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
26358 vn_phi_eq): Shortcut if hashcode does not match.
26359 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
26361 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
26362 and avoid iterative_hash_expr.
26363 (FOR_EACH_VALUE_ID_IN_SET): New.
26364 (value_id_compare): Remove.
26365 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
26366 sort expressions by value id.
26368 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
26371 * config/sh/predicates.md (general_movsrc_operand): Don't check
26372 the subreg of system registers here.
26374 2009-02-05 Jakub Jelinek <jakub@redhat.com>
26377 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
26378 on the copied decl.
26380 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
26382 PR rtl-optimization/39110
26383 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
26384 addresses, not aligned ones.
26386 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
26387 Richard Guenther <rguenther@suse.de>
26389 PR tree-optimization/39100
26390 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
26391 comment says and add edges.
26393 2009-02-05 Joseph Myers <joseph@codesourcery.com>
26396 * c-common.c (handle_tls_model_attribute): Ignore attribute for
26397 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
26399 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
26401 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
26402 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
26403 register_bb_in_sese, new_sese, free_sese): Moved.
26404 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
26405 outermost_loop_in_scop, build_scop_iteration_domain,
26406 expand_scalar_variables_ssa_name, get_vdef_before_scop,
26407 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
26408 Use loop_in_sese_p instead of loop_in_scop_p.
26409 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
26410 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
26411 (scopdet_basic_block_info): Fix bug in scop detection.
26412 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
26413 eq_loop_to_cloog_loop): Remove.
26414 (nb_loops_around_loop_in_scop, nb_loop
26415 ref_nb_loops): Moved here...
26416 * graphite.h (ref_nb_loops): ... from here.
26417 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
26418 (loop_domain_dim, loop_iteration_vector_dim): Remove.
26419 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
26421 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
26422 Hans-Peter Nilsson <hp@axis.com>
26424 PR rtl-optimization/37889
26425 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
26426 Move offset handling from PLUS to before the switch. Use new
26427 arguments when considering SYMBOL_REFs too.
26428 (rtx_addr_can_trap_p): Pass dummy offset and size.
26429 (enum may_trap_p_flags): Remove.
26430 (may_trap_p_1): Pass size from MEM_SIZE.
26432 PR rtl-optimization/38921
26433 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
26434 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
26435 * rtlanal.c (may_trap_after_code_motion_p): Delete.
26436 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
26438 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
26440 AVX Programming Reference (January, 2009)
26441 * config/i386/sse.md (*vpclmulqdq): New.
26443 2009-02-04 Jakub Jelinek <jakub@redhat.com>
26445 PR tree-optimization/38977
26446 PR gcov-profile/38292
26447 * calls.c (special_function_p): Disregard __builtin_ prefix.
26449 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
26451 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
26452 non-indexable addresses even before reload.
26454 2009-02-03 Joseph Myers <joseph@codesourcery.com>
26457 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
26458 as having variable size. Do not give an error for unnamed
26459 parameters with [*] declarators. Give a warning for type names
26460 with [*] declarators and mark them as variable size.
26461 * c-parser.c (c_parser_sizeof_expression): Do not give an error
26462 for sizeof applied to [*] type names.
26464 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
26467 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
26469 2009-02-03 Jakub Jelinek <jakub@redhat.com>
26471 * gcc.c (process_command): Update copyright notice dates.
26472 * gcov.c (print_version): Likewise.
26473 * gcov-dump.c (print_version): Likewise.
26474 * mips-tfile.c (main): Likewise.
26475 * mips-tdump.c (main): Likewise.
26477 2009-02-03 Joseph Myers <joseph@codesourcery.com>
26480 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
26481 for composite type involving a zero-length array type.
26483 2009-02-03 Jakub Jelinek <jakub@redhat.com>
26486 * function.c (match_asm_constraints_1): Skip over
26487 initial optional % in the constraint.
26489 PR inline-asm/39059
26490 * c-parser.c (c_parser_postfix_expression): If fixed point is not
26491 supported, don't accept FIXED_CSTs.
26492 * c-decl.c (finish_declspecs): Error if fixed point is not supported
26493 and _Sat is used without _Fract/_Accum. Set specs->type to
26494 integer_type_node for cts_fract/cts_accum if fixed point is not
26497 2009-02-02 Catherine Moore <clm@codesourcery.com>
26499 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
26501 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
26503 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
26504 (ABI_HAS_64BIT_SYMBOLS): Use it.
26505 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
26507 2009-02-02 Paul Brook <paul@codesourcery.com>
26509 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
26511 2009-02-02 Jakub Jelinek <jakub@redhat.com>
26513 PR inline-asm/39058
26514 * recog.h (asm_operand_ok): Add constraints argument.
26515 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
26516 recurse on matching constraint.
26517 (check_asm_operands): Pass constraints as 3rd argument to
26518 asm_operand_ok. Don't look up matching constraint here.
26519 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
26522 2009-02-02 Ben Elliston <bje@au.ibm.com>
26524 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
26525 TARGET_NARROW_VOLATILE_BITFIELD macro names.
26527 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26529 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
26530 information. Remove some obsolete information. Reorganize.
26532 * config/pa/fptr.c: Revert license to GPL 2.
26533 * config/pa/milli64.S: Likewise.
26535 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
26538 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
26539 LIBRARY name in, instead of hard-coding it.
26540 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
26541 extra target make frag to tmake_files according to EH model.
26542 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
26543 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
26544 frags that define makefile variable EH_MODEL appropriately.
26545 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
26546 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
26547 to "-sjlj" according to type of EH configured.
26548 (LIBGCC_SONAME): Concatenate it to shared library base name.
26549 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
26550 to "_sjlj" according to type of EH configured.
26551 (LIBGCC_SONAME): Concatenate it to shared library base name.
26552 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
26553 (SHLIB_LINK): Add missing semicolon to if-else construct.
26554 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
26555 string value of "pe_dll" command-line option.
26556 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
26557 (SHLIB_SONAME): Use it when overriding t-cygming default.
26558 (SHLIB_IMPLIB): Override t-cygming default.
26559 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
26560 string value of "pe_dll" command-line option.
26562 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
26565 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
26566 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
26568 2009-01-31 Richard Guenther <rguenther@suse.de>
26570 PR tree-optimization/38937
26571 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
26572 computing the transitive closure.
26574 2009-01-30 Richard Guenther <rguenther@suse.de>
26576 PR tree-optimization/39041
26577 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
26578 Propagate variable indices only if the types match for this stmt.
26580 2009-01-30 Jakub Jelinek <jakub@redhat.com>
26583 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
26584 inline but never defined.
26586 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
26588 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
26589 (*insv_h_di_reg_extimm): New insn.
26590 (*insv_l<mode>_reg_extimm): New insn.
26592 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
26594 * config/picochip/picochip.c (flag_conserve_stack): set
26595 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
26596 fconserve-stack. Reduce call-overhead used by inliner.
26598 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
26601 * common.opt (flag_conserve_stack): Initialised to zero.
26603 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
26606 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
26607 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
26610 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
26612 * ira-color.c (allocno_reload_assign): Update comments.
26613 * regmove.c (regmove_optimize): Likewise.
26617 2009-01-29 Robert Millan <rmh@aybabtu.com>
26619 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
26620 * config/i386/kopensolaris-gnu.h: New file. Undefine
26621 `MD_UNWIND_SUPPORT'.
26622 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
26624 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
26626 PR tree-optimization/39007
26627 * tree-loop-distribution.c (generate_builtin): Use
26628 recompute_dominator to compute the immediate dominator of the
26629 basic block just after the loop.
26631 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
26633 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
26634 (ASM_OUTPUT_DWARF_PCREL): Define.
26636 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
26638 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
26639 * doc/passes.texi: Remove entries about regclass, local-alloc, and
26640 global. Modify entries about regmove and IRA.
26642 * ra-conflict.c: Remove the file.
26644 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
26646 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
26647 (pass_regclass_init): Rename to pass_reginfo_init.
26649 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
26651 * toplev.h (flag_ira): Remove.
26653 * caller-save.c (setup_save_areas): Remove flag_ira.
26655 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
26657 * global.c: Remove the file.
26659 * opts.c (decode_options): Remove flag_ira.
26661 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
26663 * regmove.c: Modify file description.
26664 (find_use_as_address, try_auto_increment): Define them only if
26665 AUTO_INC_DEC is defined.
26666 (replacement_quality, replace_in_call_usage, fixup_match_1,
26667 stable_and_no_regs_but_for_p): Remove.
26668 (reg_set_in_bb): Make it static.
26669 (regmove_optimize): Remove flag_ira and code which worked for
26672 * local-alloc.c: Remove the file.
26674 * common.opt (fira): Remove.
26676 * ira.c: Include except.h.
26677 (eliminable_regset): Move from global.c.
26678 (mark_elimination): Ditto. Remove flag_ira.
26679 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
26680 equiv_mem_modified, validate_equiv_mem_from_store,
26681 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
26682 contains_replace_regs, memref_referenced_p, memref_used_between_p,
26683 no_equiv, recorded_label_ref): Move from local-alloc.c.
26684 (update_equiv_regs): Ditto. Make it static.
26685 (print_insn_chain, print_insn_chains): Move it from global.c.
26686 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
26687 (build_insn_chain): Ditto. Make it static.
26688 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
26689 Rename to init_live_subregs.
26690 (gate_ira): Remove flag_ira.
26692 * regclass.c: Rename reginfo.c. Change file description.
26693 (FORBIDDEN_INC_DEC_CLASSES): Remove.
26694 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
26695 (init_reg_sets_1): Remove code for evaluation of
26696 reg_class_superclasses and losing_caller_save_reg_set.
26697 (init_regs): Remove init_reg_autoinc.
26698 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
26699 ok_for_base_p_nonstrict): Remove.
26700 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
26701 (pass_regclass_init): Rename to pass_reginfo_init. Modify
26702 corresponding entries.
26703 (dump_regclass, record_operand_costs, scan_one_insn,
26704 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
26705 record_address_regs, auto_inc_dec_reg_p): Remove.
26706 (gt-regclass.h): Rename to gt-reginfo.h.
26708 * rtl.h (dump_global_regs, retry_global_alloc,
26709 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
26711 * Makefile.in (RA_H): Remove.
26712 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
26713 Rename regclass.o to reginfo.o.
26714 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
26716 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
26717 (GTFILES): Rename regclass.c to reginfo.c.
26719 * passes.c (init_optimization_passes): Remove pass_local_alloc and
26720 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
26722 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
26723 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
26725 (finish_spills): Ditto. Remove code for !flag_ira.
26727 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
26729 PR middle-end/35854
26730 * doc/invoke.texi (rtl debug options): Complete rewrite.
26731 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
26733 * mode-switching.c (pass_mode_switching): Rename pass from
26734 "mode-sw" to "mode_sw".
26735 * except.c (pass_convert_to_eh_ranges): Rename pass from
26736 "eh-ranges" to "eh_ranges".
26737 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
26741 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
26742 Alexander Monakov <amonakov@ispras.ru>
26744 PR middle-end/38857
26745 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
26747 (move_exprs_to_boundary): Change return type and pass through
26748 should_move from move_op. Relax assert. Update usage ...
26749 (schedule_expr_on_boundary): ... here. Use should_move instead of
26751 (move_op_orig_expr_found): Indicate that insn was disconnected from
26753 (code_motion_process_successors): Do not call after_merge_succs
26754 callback if original expression was not found when traversing any of
26756 (code_motion_path_driver): Change return type. Update prototype.
26757 (move_op): Update comment. Add a new parameter (should_move). Update
26758 prototype. Set *should_move based on indication provided by
26759 move_op_orig_expr_found.
26761 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
26763 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
26764 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
26765 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
26766 * config/rs6000/rs6000.c (rs6000_override_options): Default
26767 avoid-indexed-addresses on for Power6, off for everything else.
26768 (avoiding_indexed_address_p): New function.
26769 (rs6000_legitimize_address): Use it.
26770 (rs6000_legitimate_address): Likewise.
26771 * config/rs6000/rs6000.md (movXX_updateX): Likewise
26773 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
26775 PR tree-optimization/38997
26776 * tree-loop-distribution.c (generate_memset_zero): Use
26777 POINTER_PLUS_EXPR for a pointer addition.
26779 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
26781 * config/s390/s390.md (bswap<mode>2): New pattern added.
26783 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
26785 * config/s390/s390.md (*tls_load_31): Added type attribute.
26787 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
26789 * config/s390/s390.md: Fix a few comments.
26791 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
26793 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
26794 (*tm<mode>_full): Fixed z10prop attribute.
26795 (*tst<mode>_extimm): Fixed z10prop attribute.
26796 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
26797 (*tstqiCCT_cconly): Fixed z10prop attribute.
26798 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
26799 (*movsi_larl): Fixed z10prop attribute.
26800 (*movsi_zarch): Fixed z10prop attribute.
26801 (*movsi_eas): Fixed z10prop attribute.
26802 (*movhi): Fixed z10prop attribute.
26803 (*movqi): Fixed z10prop attribute.
26804 (*movstrictqi): Fixed z10prop attribute.
26805 (*mov<mode>): Fixed z10prop attribute.
26806 (*movcc): Fixed z10prop attribute.
26807 (*sethighpartdi_64): Fixed z10prop attribute.
26808 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
26809 (*negdi2_sign_cc): Fixed z10prop attribute.
26810 (*negdi2_sign): Fixed z10prop attribute.
26811 (*absdi2_sign_cc): Fixed z10prop attribute.
26812 (*absdi2_sign): Fixed z10prop attribute.
26813 (*negabsdi2_sign_cc): Fixed z10prop attribute.
26814 (*negabsdi2_sign): Fixed z10prop attribute.
26815 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
26816 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
26817 (doloop_si64): Fixed z10prop attribute.
26818 (doloop_si31): Fixed z10prop attribute.
26819 (doloop_long): Fixed z10prop attribute.
26820 (indirect_jump): Fixed z10prop attribute.
26821 (nop): Fixed z10prop attribute.
26822 (main_base_64): Fixed z10prop attribute.
26823 (reload_base_64): Fixed z10prop attribute.
26825 2009-01-28 Jakub Jelinek <jakub@redhat.com>
26827 PR rtl-optimization/38740
26828 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
26830 * config/mips/mips.c (mips_reorg): Likewise.
26832 2009-01-28 Richard Guenther <rguenther@suse.de>
26834 PR tree-optimization/38926
26835 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
26836 with the correct value id to a value.
26837 (do_regular_insertion): Use the value number of edoubleprime
26838 for the value number of the expr.
26841 2008-08-21 Richard Guenther <rguenther@suse.de>
26843 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
26844 a PHI ask VN if it is already available.
26845 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
26846 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
26848 2009-01-28 Jakub Jelinek <jakub@redhat.com>
26850 PR middle-end/38934
26851 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
26852 set to varying whenever max has TREE_OVERFLOW set, similarly
26853 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
26855 2009-01-28 Richard Guenther <rguenther@suse.de>
26857 PR middle-end/38908
26858 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
26859 uninitialized aggregate uses in call arguments.
26861 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
26863 PR tree-optimization/38984
26864 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
26865 the nothing_id variable if -fno-delete-null-pointer-checks.
26867 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
26870 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
26871 (set_got_offset_rex64): Ditto.
26873 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
26876 * doc/extend.texi: Improve local variable with asm reg.
26878 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
26880 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
26881 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
26882 was not supplied then set warn_packed_bitfield_compat to the
26883 default value of 1.
26884 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
26887 2009-01-27 Richard Guenther <rguenther@suse.de>
26889 PR tree-optimization/38503
26890 * cfgexpand.c (expand_gimple_basic_block): Ignore
26891 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
26892 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
26893 variables that cannot have TBAA applied.
26894 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
26897 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
26899 PR middle-end/38969
26900 * calls.c (initialize_argument_information): Do not wrap complex
26901 arguments in SAVE_EXPR.
26903 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
26905 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
26906 (INSTALL_LIBGCC): Revert typo commit.
26908 2009-01-26 Richard Guenther <rguenther@suse.de>
26910 PR tree-optimization/38745
26911 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
26912 from special handling.
26914 2009-01-26 Richard Guenther <rguenther@suse.de>
26916 PR tree-optimization/38745
26917 * tree-ssa.c (execute_update_addresses_taken): Do not include
26918 variables that cannot possibly be a register in not_reg_needs.
26919 Do not clear TREE_ADDRESSABLE on vars that may not become
26921 * tree-ssa.c (update_alias_info_1): Include those in the set
26922 of addressable vars.
26924 2009-01-26 Richard Guenther <rguenther@suse.de>
26926 PR middle-end/38851
26927 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
26928 * tree-ssa-dse.c: Include langhooks.h
26929 (execute_simple_dse): Remove stores with zero size.
26931 2009-01-24 Jakub Jelinek <jakub@redhat.com>
26934 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
26937 2009-01-24 Julian Brown <julian@codesourcery.com>
26939 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
26940 config/arm/linux-atomic.c.
26941 * config/arm/linux-atomic.c: New.
26943 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
26945 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
26946 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
26947 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
26949 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
26952 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
26955 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
26957 PR tree-optimization/38953
26958 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
26959 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
26960 (gloog): Split the exit of the scop when the scop exit is a loop exit.
26961 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
26964 2009-01-24 Paul Brook <paul@codesourcery.com>
26966 * config/arm/neon.md (neon_type): Move to arm.md.
26967 (neon_mov<VSTRUCT>): Add neon_type attribute.
26968 * config/arm/arm.md (neon_type): Move to here.
26969 (conds): Add "unconditioal" and use as default for NEON insns.
26971 2009-01-24 Ben Elliston <bje@au.ibm.com>
26973 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
26974 void *' warning from -Wc++-compat.
26975 * Makefile.in (dominance.o-warn): Remove.
26977 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
26979 PR tree-optimization/38932
26980 * fold-const.c (fold_unary_ignore_overflow): New.
26981 * tree.h (fold_unary_ignore_overflow): Declare.
26982 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
26983 * tree-ssa-sccvn.c (visit_reference_op_load,
26984 simplify_unary_expression): Likewise.
26986 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
26988 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
26989 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
26990 regardless of their type.
26991 * c-common.c (handle_packed_attribute): Don't ignore packed on
26993 * c.opt (Wpacked-bitfield-compat): New warning option.
26994 * stor-layout.c (place_field): Warn if offset of a field changed.
26995 * doc/extend.texi (packed): Mention the ABI change.
26996 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
26997 (Warning Options): Add it to the list.
26999 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
27001 * c-opts.c (c_common_post_options): Fix a typo in comments.
27003 2009-01-22 Steve Ellcey <sje@cup.hp.com>
27005 PR middle-end/38615
27006 * gimplify.c (gimplify_init_constructor): Fix promotion of const
27007 variables to static.
27008 * doc/invoke.texi (-fmerge-all-constants): Update description.
27010 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
27013 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
27014 (*movdi_1_rex64): Use type "mmx" for alternative 5.
27016 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
27018 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
27020 (LOCAL_ALIGNMENT): Similarly.
27022 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
27023 Joseph Myers <joseph@codesourcery.com>
27025 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
27026 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
27027 * config/arm/arm-tune.md: Regenerate.
27028 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
27031 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
27033 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
27034 version number to five.
27036 2009-01-22 Dodji Seketeli <dodji@redhat.com>
27039 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
27040 * c-common.c (set_underlying_type): Likewise.
27041 (is_typedef_decl ): Likewise
27043 (set_underlying_type): Likewise.
27044 (is_typedef_type): Likewise.
27046 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
27048 PR middle-end/38587
27049 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
27052 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
27055 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
27056 (LIBGCC_SPEC): Don't define.
27057 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
27059 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
27061 PR rtl-optimization/38879
27062 * alias.c (base_alias_check): Unaligned access via AND address can
27063 alias all surrounding object types except those with sizes equal
27064 or wider than the size of unaligned access.
27066 2009-01-21 Dodji Seketeli <dodji@redhat.com>
27069 * c-decl.c (clone_underlying_type): Move this ...
27070 * c-common.c (set_underlying_type): ... here.
27071 Also, make sure the function properly sets TYPE_STUB_DECL() on
27072 the newly created typedef variant type.
27073 (is_typedef_decl ): New entry point.
27074 * tree.h: Added a new member member_types_needing_access_check to
27075 struct tree_decl_non_common.
27076 (set_underlying_type): New entry point.
27077 (is_typedef_type): Likewise.
27079 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
27081 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
27082 Check whether two instructions have memory references that
27083 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
27084 are helper functions for traversing.
27085 * alias.h (insn_alias_sets_confilict_p): New prototypes.
27086 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
27087 not to draw dependency edge for instructions with non-conflicting
27090 2009-01-20 Joseph Myers <joseph@codesourcery.com>
27093 * longlong.h: Update copyright years. Use soft-fp license notice.
27094 Sync __clz_tab declaration with glibc.
27096 2009-01-20 Steve Ellcey <sje@cup.hp.com>
27099 * doc/extend.texi (syscall_linkage): New.
27100 (version_id): Modify.
27102 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
27103 Richard Guenther <rguenther@suse.de>
27105 PR tree-optimization/38747
27106 PR tree-optimization/38748
27107 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
27108 conversion if the base address is an indirect reference and the
27109 aliasing sets could cause issues.
27111 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
27113 * common.opt (fgraphite, fgraphite-identity): Add comment for
27114 explaining why these options are not documented.
27116 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
27118 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
27119 gimple_call_lhs is NULL.
27121 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
27124 * emit-rtl.c (adjust_address_1): Make sure memref is never
27127 2009-01-20 Ben Elliston <bje@au.ibm.com>
27129 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
27130 const qualifier from arg parameter. Remove unnecessary cast to char *.
27131 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
27132 const qualifier from arg 2.
27134 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
27136 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
27138 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
27141 * rtl.h (reinit_regs): New prototype.
27142 * regclass.c: Include ira.h.
27143 (reinit_regs): New.
27144 * Makefile.in (regclass.o): Add ira.h.
27145 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
27147 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
27150 * c-common.c (handle_aligned_attribute): Use
27151 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
27152 default alignment value.
27154 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
27156 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
27157 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
27159 * doc/extend.texi: Update __attribute__ ((aligned)). Document
27160 __BIGGEST_ALIGNMENT__.
27162 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
27164 2009-01-18 Richard Guenther <rguenther@suse.de>
27166 PR tree-optimization/38819
27167 * tree-flow.h (operation_could_trap_helper_p): Declare.
27168 * tree-eh.c (operation_could_trap_helper_p): Export.
27169 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
27170 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
27171 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
27172 are about to insert a possibly trapping instruction and fail
27175 2009-01-18 Andreas Schwab <schwab@suse.de>
27177 * doc/install.texi (Configuration): Remove obsolete paragraph
27178 about use of --with-gnu-ld with --with-gnu-as.
27180 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
27182 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
27183 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
27184 Follow spelling conventions.
27186 2009-01-18 Ben Elliston <bje@au.ibm.com>
27188 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
27189 C++ warning about implicit conversion from void * to struct
27191 (bitmap_obstack_free): Likewise for bitmap_element *.
27192 * Makefile.in (bitmap.o-warn): Remove.
27194 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
27196 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
27198 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
27199 Tobias Grosser <tobi.grosser@amd.com>
27201 * graphite.c (graphite_trans_scop_block): Do not block single
27204 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
27206 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
27207 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
27208 test with assertion.
27210 2009-01-16 Richard Guenther <rguenther@suse.de>
27212 PR tree-optimization/38835
27213 PR middle-end/36227
27214 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
27215 and INT + PTR -> (INT)(PTR p+ INT) folding.
27216 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
27218 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
27221 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
27222 the subreg from a lowpart subreg if it is also casting the value.
27224 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
27225 Tobias Grosser <tobi.grosser@amd.com>
27227 * graphite.c (compare_prefix_loops): New.
27228 (build_scop_canonical_schedules): Rewritten.
27229 (graphite_transform_loops): Move build_scop_canonical_schedules
27230 after build_scop_iteration_domain.
27232 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
27233 Tobias Grosser <tobi.grosser@amd.com>
27235 * graphite.c (add_conditions_to_domain): Add the loops to
27236 the dimension of the iteration domain. Do copy the domain
27237 only when it exists.
27238 (build_scop_conditions_1): Do not call add_conditions_to_domain.
27239 (add_conditions_to_constraints): New.
27240 (can_generate_code_stmt, can_generate_code): Removed.
27241 (gloog): Do not call can_generate_code.
27242 (graphite_transform_loops): Call add_conditions_to_constraints
27243 after building the iteration domain.
27245 2009-01-16 Jakub Jelinek <jakub@redhat.com>
27247 PR tree-optimization/38789
27248 * tree-ssa-threadedge.c
27249 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
27250 __builtin_constant_p.
27252 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
27254 * dce.c (delete_unmarked_insns): Reversed the order that insns are
27255 examined before deleting them.
27257 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
27259 * function.c (aggregate_value_p): Correctly extract the function
27260 type from CALL_EXPR_FN lookup.
27262 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
27264 * config/picochip/picochip.c (picochip_override_options): Revert
27265 CFI asm flag disable commited previously.
27267 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
27268 Tobias Grosser <tobi.grosser@amd.com>
27269 Jan Sjodin <jan.sjodin@amd.com>
27271 * graphite.c (scan_tree_for_params): On substractions negate
27272 all the coefficients of the term.
27273 (clast_to_gcc_expression_red): New. Handle reduction expressions
27274 of more than two operands.
27275 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
27276 (get_vdef_before_scop): Handle also the case of default definitions.
27278 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
27280 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
27281 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
27282 Also use them when walking CALL_INSN_FUNCTION_USAGE.
27284 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
27285 Joey Ye <joey.ye@intel.com>
27287 PR middle-end/37843
27288 * cfgexpand.c (expand_stack_alignment): Don't update stack
27289 boundary nor check incoming stack boundary here.
27290 (gimple_expand_cfg): Update stack boundary and check incoming
27291 stack boundary here.
27293 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
27295 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
27297 2009-01-14 Jakub Jelinek <jakub@redhat.com>
27299 PR rtl-optimization/38245
27300 * calls.c (expand_call): Add stack arguments to
27301 CALL_INSN_FUNCTION_USAGE even for pure calls (when
27302 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
27303 in regs and partially in memory or BLKmode arguments.
27304 (emit_library_call_value_1): Add stack arguments to
27305 CALL_INSN_FUNCTION_USAGE even for pure calls (when
27306 ACCUMULATE_OUTGOING_ARGS).
27307 * dce.c: Include tm_p.h.
27308 (find_call_stack_args): New function.
27309 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
27311 (mark_insn): Call find_call_stack_args for CALL_Ps.
27312 (prescan_insns_for_dce): Walk insns backwards in bb rather than
27313 forwards. Allocate and free arg_stores bitmap if needed, pass it
27314 down to deletable_insn_p, don't mark stores set in arg_stores
27315 bitmap, clear the bitmap at the beginning of each bb.
27316 * Makefile.in (dce.o): Depend on $(TM_P_H).
27318 2009-01-14 Michael Meissner <gnu@the-meissners.org>
27321 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
27322 to make sure the insn is a conditional test (bug 22599). Reformat a
27325 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
27327 PR middle-end/38431
27328 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
27329 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
27330 (gloog): Do not call cleanup_tree_cfg.
27331 (graphite_transform_loops): Call cleanup_tree_cfg after all
27332 scops have been code generated.
27334 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
27335 * doc/gty.texi (Invoking the garbage collector): Added new node
27336 and section documenting ggc_collect.
27338 2009-01-14 Richard Guenther <rguenther@suse.de>
27340 PR tree-optimization/38826
27341 PR middle-end/38477
27342 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
27343 initialization notes only if we actually emitted a warning.
27344 (intra_create_variable_infos): Add constraints for a result decl
27345 that is passed by hidden reference.
27346 (build_pred_graph): Mark all related variables non-direct on
27349 2009-01-14 Nick Clifton <nickc@redhat.com>
27351 * ira-conflicts.c: Include addresses.h for the definition of
27353 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
27354 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
27356 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
27359 * Makefile.in (ira-lives.o): Add except.h.
27361 * ira-lives.c: Include except.h.
27362 (process_bb_node_lives): Process can_throw_internal.
27364 2009-01-13 Jakub Jelinek <jakub@redhat.com>
27366 PR rtl-optimization/38774
27367 * combine.c (simplify_set): When undoing cc_use change, don't do
27368 PUT_CODE on the newly created comparison, but instead put back the
27371 2009-01-13 Joseph Myers <joseph@codesourcery.com>
27373 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
27374 values. Remove duplicate arm8 entry.
27376 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
27378 PR tree-optimization/38786
27379 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
27380 the SSA_NAME case of expand_scalar_variables_expr.
27381 Set the type of an expression to the type of its assign statement.
27382 (expand_scalar_variables_expr): Also gather the scalar computation
27383 used to index the memory access. Do not pass loop_p.
27384 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
27385 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
27386 the gimple_stmt_iterator where it inserts new code.
27387 Do not pass loop_p.
27388 (copy_bb_and_scalar_dependences): Do not pass loop_p.
27389 (translate_clast): Update call to copy_bb_and_scalar_dependences.
27391 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
27393 * graphite.h (debug_value): Removed.
27394 * graphite.c (debug_value): Removed.
27396 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
27398 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
27399 ldrd/strd with two 32-bit instructions.
27401 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
27403 * config/arm/arm.c (struct processors): Pass for speed down into
27404 cost helper functions.
27405 (const_ok_for_op): Handle COMPARE and inequality nodes.
27406 (arm_rtx_costs_1): Rewrite.
27407 (arm_size_rtx_costs): Update prototype.
27408 (arm_rtx_costs): Pass speed down to helper functions.
27409 (arm_slowmul_rtx_costs): Rework cost calculations.
27410 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
27411 (arm_9e_rtx_costs): Likewise.
27413 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
27415 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
27416 relocations of local symbols wider than UNITS_PER_WORD are not valid.
27417 (alpha_legitimize_address): Do not split local symbols wider than
27418 UNITS_PER_WORD into HIGH/LO_SUM parts.
27420 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
27423 * gcc.c (process_command): Replace call to execvp with calls
27424 to pex_one and exit.
27426 2009-01-03 Anatoly Sokolov <aesok@post.ru>
27429 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
27430 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
27431 variant for devices with 3-byte PC.
27432 (__tablejump_elpm__): New.
27434 2009-01-12 Jakub Jelinek <jakub@redhat.com>
27437 * c-parser.c (c_parser_postfix_expression): Allow `->' in
27438 offsetof member-designator, handle it as `[0].'.
27440 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27442 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
27443 function when not using named sections on targets with named sections
27444 if branch distance is less than 262132.
27446 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
27448 * combine.c (combine_instructions): Recompute
27449 optimize_this_for_speed_p for each BB in the main combine loop.
27451 2009-01-12 Tomas Bily <tbily@suse.cz>
27454 * tree-loop-distribution.c (prop_phis): New function.
27455 (generate_builtin): Call prop_phis.
27457 2009-01-12 Jakub Jelinek <jakub@redhat.com>
27459 PR tree-optimization/38807
27460 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
27461 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
27463 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
27465 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
27466 subreg of op0 to the original op0.
27468 2009-01-11 Laurent GUERBY <laurent@guerby.net>
27470 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
27472 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
27475 * mips-tfile.c (parse_def): Fix parsing of def strings
27476 starting with digits.
27478 2009-01-10 Jakub Jelinek <jakub@redhat.com>
27481 * config/arm/arm.c (arm_is_long_call_p): Don't call
27482 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
27484 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
27486 * regrename.c (regrename_optimize): Fix dumping.
27487 (find_oldest_value_reg): Preserve REG_POINTER.
27488 (copy_hardreg_forward_1): Likewise.
27490 2009-01-09 Diego Novillo <dnovillo@google.com>
27492 * gimple.h (struct gimple_statement_base) <uid>: Document
27493 the restrictions on its use.
27494 (gimple_uid): Tidy.
27495 (gimple_set_uid): Tidy.
27497 2009-01-09 Jakub Jelinek <jakub@redhat.com>
27499 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
27500 zero guard even if align_bytes != 0 and count is smaller than
27503 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
27505 PR rtl-optimization/38495
27506 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
27507 (add_range_and_copies_from_move_list): Print all added ranges.
27508 Add ranges to memory optimized destination.
27510 2009-01-09 Jakub Jelinek <jakub@redhat.com>
27514 * config/i386/i386.c (override_options): Reject
27515 -mstringop-strategy=rep_8byte with -m32.
27516 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
27517 to 1. Do count comparison against epilogue_size_needed at compile
27518 time even when count_exp was constant forced into register. For
27519 size_needed don't jump to epilogue, instead just avoid aligning
27520 and invoke the body algorithm. If need_zero_guard, add zero guard
27521 even if count is non-zero, but smaller than size_needed + number of
27522 bytes that could be stored for alignment.
27523 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
27524 to 1. If need_zero_guard, add zero guard even if count is non-zero,
27525 but smaller than size_needed + number of bytes that could be stored
27526 for alignment. Compare size_needed with epilogue_size_needed instead
27527 of desired_align - align, don't adjust size_needed, pass
27528 epilogue_size_needed to the epilogue expanders.
27531 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
27533 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27535 * pa.c (last_address): Change to unsigned.
27536 (update_total_code_bytes): Change argument to unsigned. Don't
27537 check if insn addresses are set.
27538 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
27539 addresses are not set.
27540 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
27542 2009-01-09 Nick Clifton <nickc@redhat.com>
27544 * config/sh/symbian.c: Replace uses of DECL_INLINE with
27545 DECL_DECLARED_INLINE_P.
27547 2009-01-09 Jakub Jelinek <jakub@redhat.com>
27549 PR middle-end/38347
27550 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
27551 GET_MODE (op0) in operand_subword_force calls.
27553 PR middle-end/38771
27554 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
27555 fold_convert arg0 operands to TREE_TYPE (op0) first.
27557 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
27559 * params.def (ira-max-conflict-table-size): Decrease default value
27562 2009-01-08 Jakub Jelinek <jakub@redhat.com>
27564 PR tree-optimization/37031
27565 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
27567 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
27568 allocate it using gc instead of heap, use VEC_quick_push instead of
27570 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
27571 instead of heap, use VEC_quick_push instead of VEC_safe_push.
27572 * tree-data-ref.h (struct access_matrix): Change matrix to gc
27573 allocated vector from heap allocated.
27574 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
27575 * tree-loop-linear.c (linear_transform_loops): Allocate nest
27576 vector only after perfect_loop_nest_depth call.
27578 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
27579 Jan Sjodin <jan.sjodin@amd.com>
27581 PR tree-optimization/38559
27582 * graphite.c (debug_value, copy_constraint,
27583 swap_constraint_variables, scale_constraint_variable, ): New.
27584 (get_lower_bound, get_upper_bound): Removed.
27585 (graphite_trans_bb_strip_mine): Clean up this code that works
27586 only for constant number of iterations. Fully copy upper and
27587 lower bound constraints, not only the constant part of them.
27588 * graphite.h (debug_value): Declared.
27590 2009-01-08 Ira Rosen <irar@il.ibm.com>
27592 PR tree-optimization/37194
27593 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
27594 Don't add the cost of cost model guard in prologue to scalar
27595 outside cost in case of known number of iterations.
27597 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
27598 Alan Modra <amodra@bigpond.net.au>
27600 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
27601 non-word-aligned REG+CONST addressing.
27603 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
27606 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
27607 free_after_compilation when outputting a thunk.
27608 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
27609 Do not call free_after_compilation here.
27611 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
27613 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
27614 (ix86_valid_target_attribute_inner_p): Ditto.
27616 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
27618 PR tree-optimization/38492
27619 PR tree-optimization/38498
27620 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
27621 * tree-chrec.h (scev_is_linear_expression): Declared.
27622 * graphite.c (graphite_cannot_represent_loop_niter): New.
27623 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
27624 (graphite_loop_normal_form): Use gcc_assert.
27625 (scan_tree_for_params): Use CASE_CONVERT.
27626 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
27627 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
27628 Use gcc_assert. Discard scops that contain unhandled cases.
27629 (build_scop_conditions): Return a boolean status for unhandled cases.
27630 (strip_mine_profitable_p): Print the loop number, not its depth.
27631 (is_interchange_valid): Pass the depth of the loop nest, don't
27632 recompute it wrongly.
27633 (graphite_trans_bb_block): Same.
27634 (graphite_trans_bb_block): Print tentative of loop blocking.
27635 (graphite_trans_scop_block): Do not print that the loop has been
27637 (graphite_transform_loops): Do not handle scops that contain condition
27640 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
27642 AVX Programming Reference (December, 2008)
27643 * config/i386/avxintrin.h (_mm256_stream_si256): New.
27644 (_mm256_stream_pd): Likewise.
27645 (_mm256_stream_ps): Likewise.
27647 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
27648 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
27649 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
27650 (bdesc_special_args): Add __builtin_ia32_movntdq256,
27651 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
27652 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
27653 (ix86_expand_special_args_builtin): Likewise.
27655 * config/i386/sse.md (AVXMODEDI): New.
27656 (avx_movnt<mode>): Likewise.
27657 (avx_movnt<mode>): Likewise.
27658 (<sse>_movnt<mode>): Remove AVX support.
27659 (sse2_movntv2di): Likewise.
27661 2009-01-07 Richard Guenther <rguenther@suse.de>
27663 PR middle-end/38751
27664 * fold-const.c (extract_muldiv): Remove obsolete comment.
27665 (fold_plusminus_mult_expr): Undo MINUS_EXPR
27666 to PLUS_EXPR canonicalization for the canonicalization.
27668 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
27670 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
27671 hosted cross-compilers generating less efficient code.
27673 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
27675 * function.h (rtl_data): Add a dbr_scheduled_p field.
27676 * reorg.c (dbr_schedule): Set it.
27677 (gate_handle_delay_slots): Check it.
27678 * config/mips/mips.c (mips_base_delayed_branch): Delete.
27679 (mips_reorg): Check flag_delayed_branch instead of
27680 mips_base_delayed_branch.
27681 (mips_override_options): Don't set mips_base_delayed_branch
27682 or flag_delayed_branch.
27684 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
27686 PR rtl-optimization/38426.
27687 * ira.c (ira): Set current_function_is_leaf earlier.
27689 2009-01-06 Jakub Jelinek <jakub@redhat.com>
27691 PR rtl-optimization/38722
27692 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
27693 too early, only set a flag and modify after last possible
27696 2009-01-06 Janis Johnson <janis187@us.ibm.com>
27699 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
27700 * real.c (decimal_single_format): Correct values of emin and emax.
27701 (decimal_double_format): Ditto.
27702 (decimal_quad_format): Ditto.
27703 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
27704 computation of DECnn_MIN and DECnn_MAX for corrected values of
27705 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
27706 __DECnn_MIN__, and adjust its computation for the corrected value
27709 2009-01-06 Jan Hubicka <jh@suse.cz>
27712 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
27714 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
27716 * doc/contrib.texi (Contributors): Slightly adjust the end note.
27717 Add Robert Clark to the list of testers.
27719 2009-01-06 Jan Hubicka <jh@suse.cz>
27720 Kai Tietz <kai.tietz@onevision.com>
27722 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
27723 * config/i386/i386.c (ix86_expand_call): Add clobbers.
27725 2009-01-06 Jan Hubicka <jh@suse.cz>
27726 Kai Tietz <kai.tietz@onevision.com>
27728 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
27730 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
27731 (ix86_nsaved_regs): Count only general purpose regs.
27732 (ix86_nsaved_sseregs): New.
27733 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
27734 to 16 for w64; compute padding and size of sse reg save area.
27735 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
27736 general purpose regs.
27737 (ix86_emit_save_sse_regs_using_mov): New.
27738 (ix86_expand_prologue): Save SSE regs if needed.
27739 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
27740 (ix86_emit_restore_sse_regs_using_mov): New.
27741 (ix86_expand_epilogue): Save SSE regs if needed.
27743 2009-01-06 Jan Hubicka <jh@suse.cz>
27744 Kai Tietz <kai.tietz@onevision.com>
27746 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
27747 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
27748 functions when accumulate outgoing args is off.
27750 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
27753 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
27754 before using pseudos_have_intersected_live_ranges_p.
27756 * ira-int.h (ira_assert): Always define.
27758 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
27760 AVX Programming Reference (December, 2008)
27761 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
27762 (_mm256_permute2_pd): Likewise.
27763 (_mm_permute2_ps): Likewise.
27764 (_mm256_permute2_ps): Likewise.
27765 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
27766 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
27768 * config/i386/i386.c (ix86_builtins): Remove
27769 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
27770 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
27771 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
27772 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
27773 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
27774 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
27775 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
27776 __builtin_ia32_vpermil2ps256.
27777 (ix86_init_mmx_sse_builtins): Updated.
27778 (ix86_expand_args_builtin): Likewise.
27780 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27782 * pa.c (output_call): Relocate non-jump insns in the delay slot of
27783 long absolute calls when generating PA 2.0 code.
27785 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
27787 PR rtl-optimization/38583
27788 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
27790 * params.def (ira-max-conflict-table-size): New.
27792 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
27794 * ira.h (ira_conflicts_p): New external definition.
27796 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
27797 table. Report this. Return result of building.
27798 (ira_build_conflicts): Use ira_conflicts_p. Check result of
27799 building conflict table.
27801 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
27802 (ira_color): Use ira_conflicts_p.
27804 * global.c: Include ira.h.
27805 (pseudo_for_reload_consideration_p, build_insn_chain): Use
27808 * Makefile.in (global.o): Add ira.h.
27810 * ira-build.c (mark_all_loops_for_removal,
27811 propagate_some_info_from_allocno): New.
27812 (remove_unnecessary_allocnos): Call
27813 propagate_some_info_from_allocno.
27814 (remove_low_level_allocnos): New.
27815 (remove_unnecessary_regions): Add parameter. Call
27816 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
27817 parameter to remove_unnecessary_regions.
27818 (ira_build): Remove all regions but root if the conflict table was
27819 not built. Update conflict hard regs for allocnos crossing calls.
27821 * ira.c (ira_conflicts_p): New global.
27822 (ira): Define and use ira_conflicts_p.
27824 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
27825 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
27826 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
27828 2009-01-06 Ben Elliston <bje@au.ibm.com>
27830 * gengtype-lex.l (YY_NO_INPUT): Define.
27832 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
27835 * c-common.c (handle_vector_size_attribute): Also reject
27836 BOOLEAN_TYPE types.
27838 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
27840 PR tree-optimization/38492
27841 * graphite.c (rename_map_elt, debug_rename_elt,
27842 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
27843 rename_map_elt_info, eq_rename_map_elts,
27844 get_new_name_from_old_name, bb_in_sese_p): Moved around.
27845 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
27846 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
27847 (sese_build_livein_liveouts): New.
27848 (new_sese, free_sese): New.
27849 (new_scop): Call new_sese.
27850 (free_scop): Call free_sese.
27851 (rename_variables_from_edge, rename_phis_end_scop): Removed.
27852 (register_old_new_names): Renamed register_old_and_new_names.
27853 (register_scop_liveout_renames, add_loop_exit_phis,
27854 insert_loop_close_phis, struct igp,
27855 default_liveout_before_guard, add_guard_exit_phis,
27856 insert_guard_phis, copy_renames): New.
27857 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
27858 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
27859 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
27860 (scop_adjust_phis_for_liveouts): New.
27861 (gloog): Call scop_adjust_phis_for_liveouts.
27863 * graphite.h (struct sese): Documented. Added fields liveout,
27864 num_ver and livein.
27865 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
27866 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
27867 (struct scop): Added field liveout_renames.
27868 (SCOP_LIVEOUT_RENAMES): New.
27870 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
27872 PR tree-optimization/38510
27873 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
27874 (translate_clast): Call recompute_all_dominators before
27876 (gloog): Call recompute_all_dominators before graphite_verify.
27878 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
27879 Jan Sjodin <jan.sjodin@amd.com>
27881 PR tree-optimization/38500
27882 * graphite.c (create_sese_edges): Call fix_loop_structure after
27885 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
27887 * config.gcc: Add m32r*-*-rtems*.
27888 * config/m32r/rtems.h: New file.
27890 2009-01-05 Ben Elliston <bje@au.ibm.com>
27892 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
27893 (.po.pox): Likewise.
27894 (po/gcc.pot): Likewise.
27896 2009-01-04 David S. Miller <davem@davemloft.net>
27898 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
27899 (STARTING_FRAME_OFFSET): Always set to zero.
27901 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
27903 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
27904 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
27905 fixed-point types, and vectors of the same.
27907 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
27909 * config/mips/sync.md (*mb_barrier): Rename to...
27910 (*memory_barrier): ...this.
27912 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
27914 * doc/extend.texi (Function Attributes): Move @cindex after @item
27915 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
27916 and put in alphabetical order. Fix 'target' name and put in order.
27917 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
27920 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
27922 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
27923 (memory_barrier): Expand as unspec instead of unspec_volatile.
27924 Remove mem:BLK from insn operands. Use Pmode scratch register.
27925 (*memory_barrier): Define as unspec instead of unspec_volatile.
27926 Use (match_dup 0) as input operand.
27928 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
27929 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
27930 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
27931 scratch register. Remove operand 1.
27932 (*stbar): Define as unspec instead of unspec_volatile.
27933 Use (match_dup 0) as input operand, remove (const_int 8).
27934 (*membar): Define as unspec instead of unspec_volatile.
27935 Use (match_dup 0) as input operand, remove input operand 2.
27937 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
27938 (memory_barrier): Expand as unspec instead of unspec_volatile.
27939 Remove mem:BLK from insn operands. Use Pmode scratch register.
27940 (*memory_barrier): Define as unspec instead of unspec_volatile.
27941 Use (match_dup 0) as input operand.
27943 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
27944 Remove mem:BLK from insn operands. Use Pmode scratch register.
27945 Set volatile flag on operand 0.
27946 (*memory_barrier): New insn pattern.
27948 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
27950 (*memory_barrier): Use (match_dup 0) as input operand.
27952 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
27953 Remove mem:BLK from insn operands. Use Pmode scratch register.
27954 Set volatile flag on operand 0.
27955 (*mb_internal): New insn pattern.
27957 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
27959 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
27961 PR middle-end/38586
27962 * function.c (struct temp_slot): Move to the section of the file
27963 that deals with temp slots. Remove field 'address'.
27964 (temp_slot_address_table): New hash table of address -> temp slot.
27965 (struct temp_slot_address_entry): New struct, items for the table.
27966 (temp_slot_address_compute_hash, temp_slot_address_hash,
27967 temp_slot_address_eq, insert_temp_slot_address): Support functions
27969 (find_temp_slot_from_address): Rewrite to use the new hash table.
27970 (remove_unused_temp_slot_addresses): Remove addresses of temp
27971 slots that have been made available.
27972 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
27973 worker function for remove_unused_temp_slot_addresses.
27974 (assign_stack_temp_for_type): Don't clear the temp slot address list.
27975 Add the temp slot address to the address -> temp slot map.
27976 (update_temp_slot_address): Update via insert_temp_slot_address.
27977 (free_temp_slots): Call remove_unused_temp_slot_addresses.
27978 (pop_temp_slots): Likewise.
27979 (init_temp_slots): Allocate the address -> temp slot map, or empty
27980 the map if it is already allocated.
27981 (prepare_function_start): Initialize temp slot processing.
27983 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
27985 PR middle-end/38584
27986 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
27987 Calculate the size of all stack vars assuming no packing of stack
27988 vars will happen, replacing a quadratic algorithm with a linear one.
27990 2009-01-03 Jakub Jelinek <jakub@redhat.com>
27993 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
27996 2009-01-03 Diego Novillo <dnovillo@google.com>
27998 * doc/contrib.texi: Update contributions.
28000 2009-01-03 Jakub Jelinek <jakub@redhat.com>
28003 * builtins.c (fold_builtin_memory_op): Give up if either operand
28004 is volatile. Set srctype or desttype to non-qualified version
28008 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
28009 and FUNCTION_DECLs.
28011 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
28013 PR rtl-optimization/35805
28014 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
28015 problem if fast dce is able to remove any instructions.
28016 * dce.c (dce_process_block): Fix dump message.
28018 2009-01-02 Mark Mitchell <mark@codesourcery.com>
28021 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
28023 2009-01-02 Jakub Jelinek <jakub@redhat.com>
28025 PR middle-end/38690
28026 * tree-flow.h (op_code_prio, op_prio): New prototypes.
28027 * tree-pretty-print.c (op_code_prio): New function.
28028 (op_prio): No longer static. Use op_code_prio.
28029 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
28030 Use op_prio and op_code_prio to determine if () should be
28031 printed around operand(s) or not.
28033 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
28034 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
28035 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
28036 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
28037 pp_character instead of pp_string for single letter printing.
28039 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
28041 * doc/extend.texi: Fix '#pragma GCC option' typo.
28043 2009-01-02 Richard Guenther <rguenther@suse.de>
28045 * doc/install.texi (--enable-checking): Mention different
28046 default for stage1.
28047 (--enable-stage1-checking): Document.
28049 2009-01-01 Andrew Pinski <pinskia@gmail.com>
28051 PR middle-end/30142
28052 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
28053 case to be an error.
28055 2009-01-02 Ben Elliston <bje@au.ibm.com>
28057 * config/fp-bit.h (pack_d): Constify argument.
28058 * config/fp-bit.c (makenan): Constify return type. Remove casts.
28059 (isnan): Constify argument.
28061 (iszero): Likewise.
28062 (pack_d): Likewise.
28063 (_fpadd_parts): Constify return type.
28064 (_fpmul_parts): Likewise.
28065 (_fpdiv_parts): Likewise.
28067 2009-01-01 Jakub Jelinek <jakub@redhat.com>
28070 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
28071 warn about overwriting initializer with side-effects or
28072 -Woverride-init if !IMPLICIT.
28073 (output_init_element): Likewise. Pass IMPLICIT down to
28075 (process_init_element): Add IMPLICIT argument. Pass it down
28076 to output_init_element.
28077 (push_init_element, pop_init_level, set_designator): Adjust
28078 process_init_element callers.
28079 (set_nonincremental_init, set_nonincremental_init_from_string):
28080 Adjust add_pending_init callers.
28081 (output_pending_init_elements): Adjust output_init_element callers.
28082 * c-tree.h (process_init_element): Adjust prototype.
28083 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
28084 process_init_element callers.
28087 Copyright (C) 2009 Free Software Foundation, Inc.
28089 Copying and distribution of this file, with or without modification,
28090 are permitted in any medium without royalty provided the copyright
28091 notice and this notice are preserved.