1 2009-10-06 Richard Guenther <rguenther@suse.de>
3 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
5 2009-10-06 Tobias Burnus <burnus@net-b.de>
8 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
9 -flto and -fwhole-program flags can be combined.
11 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
14 * gcc.c (process_command): Check that -o argument was specified.
16 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
18 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix
21 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
24 * doc/invoke.texi (Warning Options): Annotate allowed languages
25 for -Wunsuffixed-float-constants.
27 2009-10-05 Jakub Jelinek <jakub@redhat.com>
29 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
30 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
31 same name and isn't the main variant.
34 * dwarf2out.c (loc_by_reference): Removed.
35 (dw_loc_list_1): New function.
36 (dw_loc_list): Remove toplev argument, add want_address argument.
37 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
38 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
39 want_address == 2 to dw_loc_list. For successful dw_loc_list
40 set have_address to 1 only if want_address is not 0.
42 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
44 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
45 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
46 a code block followed by two pointers.
47 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
48 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
49 (MIPS_MOVE): Likewise.
54 (mips_asm_trampoline_template): Delete.
55 (mips_trampoline_code_size): New function.
56 (mips_trampoline_init): Add shorter sequences for all cases
57 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
58 Calculate the opcodes directly, rather than copying from a template.
59 Only flush the code part of the trampoline.
60 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
62 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
64 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
65 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
66 (INCOMING_RETURN_ADDR_RTX): Likewise.
67 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
69 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
70 with RETURN_ADDR_REGNUM.
71 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
72 * config/mips/mips.c (mips16_build_call_stub): Replace
73 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
74 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
75 (mips_print_operand_punctuation): Likewise.
76 (mips_frame_set): Likewise.
77 (mips16e_output_save_restore): Likewise.
78 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
79 (mips_save_reg_p): Likewise.
80 (mips_return_addr): Likewise.
81 (mips_set_return_address): Likewise.
82 (mips_direct_save_slot_move_p): Likewise.
83 (mips_output_function_prologue): Likewise.
84 (mips_restore_reg): Likewise.
85 (mips_expand_epilogue): Likewise.
86 (mips_epilogue_uses): Likewise.
87 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
88 (*mov<mode>_ra): Use it instead of a hard-coded 31.
89 (clear_hazard_<mode>): Likewise.
90 (call_internal): Likewise.
91 (call_internal_direct): Likewise.
92 (call_direct_split): Likewise.
93 (call_value_internal): Likewise.
94 (call_value_split): Likewise.
95 (call_value_internal_direct): Likewise.
96 (call_value_direct_split): Likewise.
97 (call_value_multiple_internal): Likewise.
98 (call_value_multiple_split): Likewise.
100 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
101 Jakub Jelinek <jakub@redhat.com>
103 PR rtl-optimization/41511
104 * combine.c (record_value_for_reg): Pass explicit values as argument
105 to get_last_value_validate.
106 (get_last_value_validate): Document INSN parameter.
107 For non-readonly MEMs, assume they might have been modified if INSN
108 was in another basic block.
109 (get_last_value): Minor reformatting.
111 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
114 * final.c (asm_str_count): Split out from asm_insn_count.
115 * rtl.h (asm_str_count): New prototype.
116 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
119 2009-10-05 Sriraman Tallam <tmsriram@google.com>
121 * doc/plugins.texi: Change plugin_pass to register_pass_info.
123 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
124 Rafael Espindola <espindola@google.com>
126 * gengtype.c (write_types): Moved call to write_func_for_structure
129 2009-10-05 Richard Guenther <rguenther@suse.de>
132 * lto-cgraph.c (output_cgraph): Output toplevel asms.
133 (input_cgraph_1): Input toplevel asms.
135 2009-10-05 Richard Guenther <rguenther@suse.de>
138 * lto-symtab.c (lto_compatible_attributes_p): Remove.
139 (external_aggregate_decl_p): Likewise.
140 (lto_symtab_compatible): Re-structure. Remove dead code.
141 For variables ignore toplevel qualifiers when comparing types.
142 Issue warnings, not errors for mismatched user-alignment.
144 2009-10-05 Richard Guenther <rguenther@suse.de>
148 * lto-symtab.c (struct lto_symtab_base_def): Remove.
149 (struct lto_symtab_identifier_def): Likewise.
150 (struct lto_symtab_decl_def): Likewise.
151 (struct lto_symtab_entry_def): New.
152 (lto_symtab_identifier_t): Rename to ...
153 (lto_symtab_entry_t): ... this.
154 (lto_symtab_decls): Remove.
155 (lto_symtab_base_hash): Rename to ...
156 (lto_symtab_entry_hash): ... this.
157 (lto_symtab_base_eq): Rename to ...
158 (lto_symtab_entry_eq): ... this.
159 (lto_symtab_base_marked_p): Rename to ...
160 (lto_symtab_entry_marked_p): ... this.
161 (lto_symtab_identifier_marked_p): Remove.
162 (lto_symtab_decl_marked_p): Likewise.
163 (lto_symtab_maybe_init_hash_tables): Rename to ...
164 (lto_symtab_maybe_init_hash_table): ... this.
165 (lto_symtab_set_resolution_and_file_data): Remove.
166 (lto_symtab_register_decl): New function.
167 (lto_symtab_get_identifier): Remove.
168 (lto_symtab_get): New function.
169 (lto_symtab_get_resolution): Adjust.
170 (lto_symtab_get_identifier_decl): Remove.
171 (lto_symtab_set_identifier_decl): Likewise.
172 (lto_symtab_merge_decl): Rename to ...
173 (lto_symtab_merge): ... this. Rewrite.
174 (lto_symtab_merge_var): Remove.
175 (lto_symtab_merge_fn): Likewise.
176 (lto_symtab_prevailing_decl): Adjust.
177 (lto_cgraph_replace_node): New function.
178 (lto_symtab_merge_decls_2): Likewise.
179 (lto_symtab_merge_decls_1): Likewise.
180 (lto_symtab_fixup_var_decls): Likewise.
181 (lto_symtab_resolve_symbols): Likewise.
182 (lto_symtab_merge_decls): Likewise.
183 (lto_symtab_prevailing_decl): Adjust.
184 (lto_symtab_get_symtab_def): Remove.
185 (lto_symtab_get_file_data): Likewise.
186 (lto_symtab_clear_resolution): Adjust.
187 (lto_symtab_clear_resolution): Likewise.
188 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
189 (input_cgraph_1): Likewise.
190 * lto-streamer-in.c (get_resolution): Do not provide fake
191 symbol resolutions here.
192 (deferred_global_decls): Remove.
193 (lto_register_deferred_decls_in_symtab): Likewise.
194 (lto_register_var_decl_in_symtab): Change signature, register
195 variable via lto_symtab_register_decl.
196 (lto_register_function_decl_in_symtab): Likewise.
197 (lto_read_tree): Adjust.
198 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
199 (lto_symtab_merge_var): Likewise.
200 (lto_symtab_merge_fn): Likewise.
201 (lto_symtab_register_decl): Declare.
202 (lto_symtab_merge_decls): Likewise.
204 2009-10-05 Richard Guenther <rguenther@suse.de>
206 PR tree-optimization/23821
207 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
208 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
209 simple IV increments.
211 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
213 * config/arm/arm.c (arm_override_options): Really initialize
214 flag_dwarf2_cfi_asm to 0.
216 2009-10-05 Doug Kwan <dougkwan@google.com>
218 PR rtl-optimization/41574
219 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
220 floating point and we are not doing unsafe math optimizations.
222 2009-10-03 Simon Baldwin <simonb@google.com>
223 Cary Coutant <ccoutant@google.com>
224 Rafael Espindola <espindola@google.com>
225 Richard Guenther <rguenther@suse.de>
226 Jan Hubicka <jh@suse.cz>
227 Doug Kwan <dougkwan@google.com>
228 H.J. Lu <hongjiu.lu@intel.com>
229 Bill Maddox <maddox@google.com>
230 Ryan Mansfield <rmansfield@qnx.com>
231 Diego Novillo <dnovillo@google.com>
232 Ollie Wild <aaw@google.com>
233 Kenneth Zadeck <zadeck@naturalbridge.com>
235 * lto-cgraph.c: New file.
236 * lto-compress.c: New file.
237 * lto-compress.h: New file.
238 * lto-opts.c: New file.
239 * lto-section-in.c: New file.
240 * lto-section-out.c: New file.
241 * lto-streamer-in.c: New file.
242 * lto-streamer-out.c: New file.
243 * lto-streamer.c: New file.
244 * lto-streamer.h: New file.
245 * lto-symtab.c: New file.
246 * lto-wpa-fixup.c: New file.
247 * lto-wrapper.c: New file.
249 2009-10-03 Simon Baldwin <baldwin@google.com>
250 Ben Elliston <bje@au.ibm.com>
251 Rafael Espindola <espindola@google.com>
252 Nathan Froyd <froydnj@codesourcery.com>
253 Jan Hubicka <jh@suse.cz>
254 Doug Kwan <dougkwan@google.com>
255 Diego Novillo <dnovillo@google.com>
256 Kenneth Zadeck <zadeck@naturalbridge.com>
258 * Makefile.in (enable_lto): New.
259 (site.exp): If @enable_lto@ is set to 'yes' define
261 (LINKER_PLUGIN_API_H): Define.
262 (LTO_SYMTAB_H): Define.
263 (LTO_STREAMER_H): Define.
264 (TREE_VECTORIZER_H): Define.
265 (INCLUDES): Add LIBELFINC.
266 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
267 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
268 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o,
270 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
271 (native): Add lto-wrapper$(exeext)
272 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
273 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
274 lto-symtab.o, lto-opts.o, lto-streamer.o,
275 lto-wpa-fixup.o): New rules.
276 (gimple.o): Add dependency on LTO_HEADER_H and
278 (varasm.o): Add dependency on tree-iterator.h.
279 (cgraph.o): Add dependency on cif-code.def.
280 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
281 (ipa-pure-const.o): Likewise.
282 (GTFILES): Add lto-symtab.c.
283 (install-lto-wrapper): New.
284 * configure.ac: If 'lto' is in enable_languages, define
285 ENABLE_LTO and enable_lto.
286 If LIBELFLIBS is set, define HAVE_libelf.
287 * config.in: Regenerate.
289 2009-10-03 Rafael Espindola <espindola@google.com>
290 Diego Novillo <dnovillo@google.com>
292 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
294 Call execute_ipa_summary_passes for all_regular_ipa_passes and
296 (cgraph_optimize): Make extern.
298 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
299 Kenneth Zadeck <zadeck@naturalbridge.com>
301 * toplev.c (in_lto_p): Declare.
302 * collect2.c (scan_prog_file): Read all the output when reading
304 (enum lto_mode_d): Declare.
306 2009-10-03 Richard Guenther <rguenther@suse.de>
307 Diego Novillo <dnovillo@google.com>
309 * gimple.c: Include target.h and alias.h.
310 (gimple_types): Declare.
311 (type_hash_cache): Declare.
312 (gimple_alloc_stat): Make extern.
313 (gimple_build_eh_must_not_throw): Call
314 gimple_eh_must_not_throw_set_fndecl.
315 (struct type_pair_d): Declare.
316 (type_pair_t): Declare.
317 (type_pair_hash): New.
319 (lookup_type_pair): New.
320 (gimple_force_type_merge): New.
321 (compare_type_names_p): New.
322 (compare_field_offset): New.
323 (gimple_types_compatible_p): New.
324 (struct sccs): Declare.
325 (next_dfs_num): Declare.
326 (iterative_hash_gimple_type): New.
328 (iterative_hash_type_name): New.
329 (iterative_hash_gimple_type): New.
330 (gimple_type_hash): New.
331 (gimple_type_eq): New.
332 (gimple_register_type): New.
333 (print_gimple_types_stats): New.
334 (gimple_signed_or_unsigned_type): New.
335 (gimple_unsigned_type): New.
336 (gimple_signed_type): New.
337 (gimple_get_alias_set): New.
338 (gimple_decl_printable_name): Do not use DMGL_TYPES.
339 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
340 (gimple_force_type_merge): Declare.
341 (gimple_types_compatible_p): Declare.
342 (gimple_register_type): Declare.
343 (print_gimple_types_stats): Declare.
344 (gimple_unsigned_type): Declare.
345 (gimple_signed_type): Declare.
346 (gimple_get_alias_set): Declare.
347 (gimple_eh_must_not_throw_set_fndecl): New.
349 2009-10-03 Jan Hubicka <jh@suse.cz>
350 Kenneth Zadeck <zadeck@naturalbridge.com>
352 * ipa-pure-const.c: Include lto-streamer.h.
353 (register_hooks): Factor out of ...
354 (generate_summary): ... here.
355 (pure_const_write_summary): New.
356 (pure_const_read_summary): New.
357 (pass_ipa_pure_const): Add pure_const_write_summary and
358 pure_const_read_summary.
359 * ipa-reference.c: Include lto-streamer.h.
360 (add_new_function): New.
361 (remove_node_data): New.
362 (duplicate_node_data): New.
363 (ipa_init): Guard against multiple calls.
364 Move hook setup from analyze_function.
365 (write_node_summary_p): New.
366 (ipa_reference_write_summary): New.
367 (ipa_reference_read_summary): New.
368 (pass_ipa_reference): Add ipa_reference_write_summary and
369 ipa_reference_read_summary.
370 * cgraph.h (cgraph_local_info): Add field lto_file_data.
371 (struct cgraph_edge): Add fields lto_stmt_uid and
372 call_stmt_cannot_inline_p.
373 (cgraph_optimize): Declare.
374 (cgraph_decide_is_function_needed): Declare.
375 (reset_inline_failed): Declare.
376 (enum LTO_cgraph_tags): Declare.
377 (LTO_cgraph_tag_names): Declare.
378 (LCC_NOT_FOUND): Define.
380 2009-10-03 Doug Kwan <dougkwan@google.com>
381 Rafael Espindola <espindola@google.com>
382 Jan Hubicka <jh@suse.cz>
383 Diego Novillo <dnovillo@google.com>
384 Kenneth Zadeck <zadeck@naturalbridge.com>
386 * passes.c (all_regular_ipa_passes): New.
387 (all_ipa_passes): Rename to all_small_ipa_passes.
388 (init_optimization_passes): Init all_regular_ipa_passes.
389 * tree-pass.h (all_regular_ipa_passes): New.
390 (all_ipa_passes): Rename to all_small_ipa_passes.
391 * passes.c (all_lto_gen_passes): New.
392 (init_optimization_passes): Initialize all_lto_gen_passes.
393 (execute_ipa_summary_passes): Make non-static.
394 (ipa_write_summaries_1): New.
395 (ipa_write_summaries_2): New.
396 (ipa_write_summaries): New.
397 (ipa_write_summaries_of_cgraph_node_set): New.
398 (ipa_read_summaries_1): New.
399 (ipa_read_summaries): New.
400 (execute_ipa_pass_list): Call cgraph_process_new_functions.
401 (execute_regular_ipa_pass_list): Remove.
402 (init_optimization_passes): Schedule
403 pass_rebuild_cgraph_edges and pass_early_inline outside
404 of pass_all_early_optimizations. Document reason.
405 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
406 pass_ipa_lto_finish_out): New pass.
407 (pass_ipa_summary_passes): Start and stop timers if the pass
409 (execute_all_ipa_transforms): New.
410 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
411 (dump_properties, debug_properties): New.
412 * tree-optimize.c (gate_all_early_local_passes): Return
413 false if we are in lto1.
414 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
415 * tree-pass.h (execute_all_ipa_transforms): Declare.
416 (pass_ipa_function_and_variable_visibility): Declare.
417 (pass_ipa_early_inline): Declare.
418 (pass_ipa_lto_gimple_out): Declare.
419 (pass_ipa_lto_wpa_fixup): Declare.
420 (pass_ipa_lto_finish_out): Declare.
421 (all_small_ipa_passes, all_regular_ipa_passes,
422 all_lto_gen_passes): Declare.
423 (execute_ipa_summary_passes): Declare.
424 (execute_all_ipa_transforms): Declare.
425 (ipa_write_summaries): Declare
426 (ipa_write_summaries_of_cgraph_node_set): Declare.
427 (ipa_read_summaries): Declare.
429 2009-10-03 Doug Kwan <dougkwan@google.com>
430 Ollie Wild <aaw@google.com>
432 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do
435 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
436 (lto_mode): New variable.
437 (maybe_run_lto_and_relink): Handle the -fwpa option.
438 (main): Handle the -fwpa option.
439 (maybe_unlink_list): New function.
440 * gcc.c (link_lto_options): Replace -flto with -fwpa.
441 * common.opt (flto): New flag.
442 * toplev.c (flag_generate_lto): Declare.
444 2009-10-03 Simon Baldwin <simonb@google.com>
446 * common.opt (flto-compression-level): New flag.
448 * opts.c: Include lto-opts.h.
449 (handle_option): Call lto_register_user_option for each
450 valid option handled.
451 * (decode_options): Clear registered options before the options
454 2009-10-03 Cary Coutant <ccoutant@google.com>
456 * collect2.c (is_elf): New function.
457 (scan_prog_file): Require LTO object to be in ELF format.
459 2009-10-03 Rafael Espindola <espindola@google.com>
461 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
462 libgcc to the linker.
464 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is
467 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
468 (collect_execute): Add flags argument. Pass flags to pex_run. Update
470 * collect2.h (collect_execute): Add flags argument.
471 * tlink.c (tlink_execute): Update call to collect_execute.
472 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
473 (use_linker_plugin): New.
474 (use_linker_plugin_spec_function): New.
475 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
476 (linker_plugin_file_spec): New.
477 (lto_wrapper_spec): New.
479 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
480 (static_spec_functions): Add use-linker-plugin.
481 (process_command): Handle -use-linker-plugin.
482 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
483 linker_plugin_file_spec and lto_gcc_spec.
484 (use_linker_plugin_spec_function): New.
486 2009-10-03 Richard Guenther <rguenther@suse.de>
490 * tree.h (is_lang_specific): Include LANG_TYPE.
491 * tree.c (find_decls_types_r): Manually add interesting parts
492 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
494 * gimple.c (type_pair_hash): Make symmetric.
495 (type_pair_eq): Likewise.
496 (lookup_type_pair): Increase initial hashtable size.
497 (gimple_force_type_merge): Rely on type-pair symmetry.
498 (visit): Remove excessive checking code.
499 (iterative_hash_type_name): Do not hash TYPE_NAME of
501 (gimple_register_type): Remove getenv calls, shrink initial
505 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
506 inline functions if not generating lto output.
509 * toplev.c (finalize): In WPA mode remove the asm file.
511 2009-10-03 Doug Kwan <dougkwan@google.com>
513 * ipa-inline.c (cgraph_mark_inline): Check
514 edge->call_stmt_cannot_inline_p instead of calling
515 gimple_call_cannot_inline_p.
516 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
517 (cgraph_gate_ipa_early_inlining): Return false if
519 (inline_generate_summary): Do nothing in LTRANS.
520 * cgraph.c (initialize_inline_failed): Make sure
521 e->call_stmt exists before calling
522 gimple_call_cannot_inline_p.
523 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
524 (cgraph_clone_edge): Add argument STMT_UID. Modify all
526 Update new_edge->lto_stmt_uid.
527 * cgraphbuild.c (reset_inline_failed): New.
529 * common.opt (fwpa): New flag.
530 (fltrans): New option.
531 * gcc.c (gcc_lto_option_t): New type.
532 (current_lto_option): New variable.
533 (lto_single_spec_function): Remove and is replaced by ..
534 (lto_option_spec_function): New function.
535 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
536 passing the -flto flag.
537 (cc1_options): Separate non-LTO related parts into ..
538 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
539 (lto1_options): New spec for lto FE.
540 (link_lto_options): New spec for handling LTO flags in linker.
541 (invoke_lto_single): Re-format to fit in 80 column. Replace
542 lto-single with lto-option.
543 (static_specs): Add cc1_non_lto_options, lto1_options and
545 (static_spec_function): Replace lto-single with lto-option.
546 (process_command): Handle -flto, -fwpa and -fltran
547 by setting current_lto_option and not passing it to subprocess
550 2009-10-03 Bill Maddox <maddox@google.com>
552 Add `gcc' driver support for link-time code generation (LTO).
554 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
555 (lto_flag, lto_objects, lto_o_file): New variables.
556 (struct lto_object, struct lto_object_list): New structures.
557 (collect_exit, handler): Remove LTO temporary output file on exit.
558 (add_lto_object): New function.
559 (maybe_run_lto_and_relink): New function. Perform link time code
560 generation and relinking for object files containing LTO information.
561 (main): Invoke maybe_run_lto_and_relink().
562 (dump_argv): New function. For debugging, currently disabled.
563 (scan_prog_file): Add LTO information pass.
564 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
566 * toplev.c (compile_file): Emit assembler directive to create
567 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
569 2009-10-03 Diego Novillo <dnovillo@google.com>
571 * c.opt: Add LTO to warn_abi and warn_psabi.
573 * tree.c (fld_worklist_push): Rename from PUSH.
574 Convert to static inline function.
575 Ignore language-specific nodes.
577 (find_decls_types_r): Do not traverse the subtrees of
578 language-specific nodes.
579 Do not traverse DECL_INITIAL for TYPE_DECLs.
580 * tree.h (is_lang_specific): New.
581 * langhooks.h (struct lang_hooks_for_decls): Remove
582 may_need_assembler_name_p. Update all users.
584 * c-common.c (set_builtin_user_assembler_name): Move ...
585 * builtins.c (set_builtin_user_assembler_name): ... here.
586 (is_builtin_name): Add comment
587 (is_builtin_fn): New.
588 * except.c (output_ttype): Only call
589 lookup_type_for_runtime if TYPE is not a runtime type.
591 * passes.c (register_pass): Call position_pass on
592 all_small_ipa_passes, all_regular_ipa_passes and
594 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
595 (TV_IPA_LTO_DECL_IO): Define.
596 (TV_IPA_LTO_CGRAPH_IO): Define.
598 (TV_WHOPR_WPA): Define.
599 (TV_WHOPR_WPA_IO): Define.
600 (TV_WHOPR_LTRANS): Define.
601 (TV_WHOPR_WPA_FIXUP): Define.
602 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
603 * tree-cfg.c (tree_node_can_be_shared): Make extern.
604 * tree-flow.h (tree_node_can_be_shared): Declare.
605 * tree-inline.c (tree_can_inline_p): Check that E has a
606 statement associated with it.
607 * tree.c (free_lang_data_in_binf): Factor out of ...
608 (free_lang_data_in_type): ... here.
609 Call RECORD_OR_UNION_TYPE_P.
610 (need_assembler_name_p): Ignore DECL if it does not have
612 Call lang_hooks.decls.may_need_assembler_name_p if set.
613 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for
615 (free_lang_data): Set debug_info_level to
617 Set write_symbols to NO_DEBUG.
618 Set debug_hooks to do_nothing_debug_hooks.
619 (gate_free_lang_data): Return true if flag_generate_lto
621 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
622 * c-common.h (set_builtin_user_assembler_name): Move ...
623 * tree.h (set_builtin_user_assembler_name): ... here.
625 * common.opt (flto-report): New flag.
626 * opts.c (complain_wrong_lang): Do not complain if
628 * collect2.c (scan_prog_file): Send the error output of
629 'nm' to HOST_BIT_BUCKET.
631 2009-10-03 Ollie Wild <aaw@google.com>
633 * langhooks-def.h (lhd_begin_section): New function declaration.
634 (lhd_write_section): New function declaration.
635 (lhd_end_section): New function declaration.
636 (LANG_HOOKS_BEGIN_SECTION): New macro.
637 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
638 (LANG_HOOKS_END_SECTION): New macro.
639 (LANG_HOOKS_LTO): New macro.
640 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
641 * langhooks.c (output.h): Add include.
642 (saved_section): New static variable.
643 (lhd_begin_section): New function.
644 (lhd_write_section_data): New function.
645 (lhd_end_section): New function.
646 * langhooks.h (struct lang_hooks_for_lto): New structure.
647 (struct lang_hooks): Add member lto.
648 * Makefile.in (langhooks.o): Add dependency on output.h.
650 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
652 2009-10-03 Richard Guenther <rguenther@suse.de>
654 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
657 2009-10-03 Simon Baldwin <simonb@google.com>
658 Richard Guenther <rguenther@suse.de>
659 Janis Johnson <janis187@us.ibm.com>
660 Doug Kwan <dougkwan@google.com>
661 Diego Novillo <dnovillo@google.com>
662 Ramana Radhakrishnan <ramana.r@gmail.com>
663 Ollie Wild <aaw@google.com>
665 * doc/install.texi: Add documentation for libelf and --enable-lto.
666 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr,
667 -fltrans, -flto-report, -flto-compression-level and
669 * doc/sourcebuild.texi: Document use of zlib.
671 Add section for LTO Testing.
673 2009-10-02 Cary Coutant <ccoutant@google.com>
675 Add support for comdat type sections for DWARF v4. Merge from dwarf4
677 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
678 (dw_die_ref): Define vector type.
679 (enum dw_val_class): Add dw_val_class_data8.
680 (struct dw_val_struct): Add v.val_data8.
681 (comdat_type_node_ref): New type.
682 (struct die_struct): Move die_symbol into a union; add new field
683 die_type_node. Change all uses.
684 (comdat_type_node): New type.
685 (skeleton_chain_node): New type.
686 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
687 (comdat_type_list): New variable.
688 (dwarf_tag_name): Add DW_TAG_type_unit.
689 (dwarf_attr_name): Add DW_AT_signature.
690 (add_AT_data8): New function.
691 (replace_child): New function.
692 (move_all_children): New function.
693 (print_signature): New function.
694 (print_die): Print signature information; add dw_val_class_data8.
695 (attr_checksum): Support dw_val_class_data8.
696 (CHECKSUM_STRING): Redefine for DWARF-4 to include
698 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
699 (checksum_sleb128, checksum_uleb128): New functions.
700 (checksum_die_context): New function.
701 (loc_checksum_ordered): New function.
702 (attr_checksum_ordered): New function.
703 (struct checksum_attributes): New structure.
704 (collect_checksum_attributes): New function.
705 (die_checksum_ordered): New function.
706 (generate_type_signature): New function.
707 (same_dw_val_p): Add dw_val_class_data8.
708 (is_symbol_die): Use new is_declaration_die function.
709 (is_declaration_die): New function.
710 (should_move_die_to_comdat): New function.
711 (clone_die): New function.
712 (clone_tree): New function.
713 (clone_as_declaration): New function.
714 (copy_declaration_context): New function.
715 (generate_skeleton_ancestor_tree): New function.
716 (generate_skeleton_bottom_up): New function.
717 (generate_skeleton): New function.
718 (remove_child_or_replace_with_skeleton): New function.
719 (break_out_comdat_types): New function.
720 (struct decl_table_entry): New type.
721 (htab_decl_hash): New function.
722 (htab_decl_eq): New function.
723 (htab_decl_del): New function.
724 (copy_ancestor_tree): New function.
725 (copy_decls_walk): New function.
726 (copy_decls_for_unworthy_types): New function.
727 (build_abbrev_table): Don't assert on missing die_symbol when doing
728 comdat type sections.
729 (size_of_die): Use DW_FORM_sig8 for external references; Add
731 (unmark_dies): Don't assert for unmarked dies when doing comdat
733 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
734 (output_signature): New function.
735 (output_die): Likewise.
736 (output_compilation_unit_header): Mark output as DWARF version 3
737 even if generating DWARF 4.
738 (output_comdat_type_unit): New function.
739 (output_line_info): Mark output as DWARF version 3 even if generating
741 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
743 (dwarf2out_end_source_file): Likewise.
744 (prune_unused_types_walk_attribs): Don't follow references into
745 comdat type sections.
746 (prune_unused_types_mark): When generating type units, do not mark
747 children of non-defining declarations of types; do mark children of
749 (prune_unused_types): Process comdat type sections.
750 (htab_ct_hash): New function.
751 (htab_ct_eq): New function.
752 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
753 Add a pointer to the line table from type unit entries so
754 DW_AT_decl_file has meaning.
755 * varasm.c (default_elf_asm_named_section): Use identifier name as
756 comdat key instead of lang hook.
758 2009-10-02 Neil Vachharajani <nvachhar@google.com>
760 * gcov-io.c (gcov_open): Open files read-only when MODE < 0
762 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
764 * config/i386/i386.md (divmod<mode>4) Macroize expander from
765 divmoddi4, divmodsi4 and divmodhi4 patterns using SWI248 macro.
766 (*divmod<mode>4): Macroize insn_and_split pattern from
767 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
768 and their corresponding splitters usign SWI248 macro. Split SImode
769 insn to generate cltd and DImode insn to generate cqto instead of
770 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
771 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
772 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
773 *divmodsi_noext patterns using SWI248 macro.
774 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
775 udivmodhi4 patterns using SWI248 macro.
776 (*udivmod<mode>4): Macroize insn_and_split pattern from
777 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
778 corresponding splitters using SWI248 macro.
779 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
780 *udivmodsi4_noext and *udivmodhi_noext patterns using SWI248 macro.
782 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
784 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
785 of zero-sized element is zero-sized regardless of its extent.
787 2009-10-02 Jakub Jelinek <jakub@redhat.com>
790 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
791 * configure: Regenerated.
792 * config.in: Regenerated.
793 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
794 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
795 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
796 not emitting .eh_frame, emit .cfi_sections .debug_frame
801 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
802 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end with
804 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
805 vars use DECL_RTL with resetting it back to NULL afterwards.
806 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
807 rtx_equal_p instead of asserting it is a SYMBOL_REF.
808 (value_format): For dw_val_class_addr only use DW_FORM_addr if
809 the attribute type allows it, otherwise use DW_FORM_dataN.
810 (mem_loc_descriptor): Handle CONST_STRING.
811 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
812 Handle MEM with CONST_STRING address using add_AT_string.
813 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
814 CONST_STRING for const arrays initialized with a string literal.
815 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
816 (dwarf2out_finish): Call resolve_addr.
818 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
819 Maxim Kuvyrkov <maxim@codesourcery.com>
821 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
823 2009-10-02 Nick Clifton <nickc@redhat.com>
825 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
826 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
828 2009-10-01 Jan Hubicka <jh@suse.cz>
830 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
831 (cgraph_create_virtual_clone): Just pass redirect_callers
833 * cgraph.h (cgraph_clone_node): Update prototype.
834 * ipa-pure-const.c (self_recursive_p): New function.
836 * ipa-inline.c (cgraph_clone_inlined_nodes,
837 cgraph_decide_recursive_inlining): Update.
839 2009-10-01 David Daney <ddaney@caviumnetworks.com>
841 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
842 instructions for TARGET_OCTEON.
844 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
846 * config/arm/arm.c (arm_override_options): Turn off
847 flag_dwarf2_cfi_asm for AAPCS variants.
849 2009-10-01 Martin Jambor <mjambor@suse.cz>
852 * tree-sra.c (convert_callers): Do not call
853 compute_inline_parameters on one caller more than once.
855 2009-10-01 Nick Clifton <nickc@redhat.com>
857 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
858 an empty string if not already defined.
860 2009-10-01 Martin Jambor <mjambor@suse.cz>
863 * tree-sra.c (is_va_list_type): New function.
864 (find_var_candidates): Call is_va_list_type.
865 (find_param_candidates): Check that the type or the type pointed
866 to are not va_list types.
868 2009-10-01 Martin Jambor <mjambor@suse.cz>
871 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
872 DECL_ARTIFICIAL (param_decl) is true.
874 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
876 * tree.h (tree_decl_common::lang_flag_8): New.
877 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
879 * c-common.h (RID_CONSTEXPR): New.
881 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
883 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
884 Use ref-all pointers.
885 (alpha_gimplify_va_arg): Ditto.
887 2009-09-30 Jakub Jelinek <jakub@redhat.com>
890 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
891 before insn counting loop now that BB_END (bb) is counted. Ensure
892 the return value isn't zero.
894 2009-09-30 Nick Clifton <nickc@redhat.com>
896 * config.gcc (sh-symbianelf): Replace definition of extra_objs
897 with separate definitions of c_target_objs and cxx_target_objs.
898 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
900 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
901 sh_symbian_import_export_class.
902 * config/sh/sh-protos.h: Fix names of exported symbian functions.
903 * config/sh/symbian.c: Delete, moving code into...
904 * config/sh/symbian-base.c: ... here
905 * config/sh/symbian-c.c: ... and here
906 * config/sh/symbian-cxx.c: ... and here.
908 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
911 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
912 of plus RTX into register.
914 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
916 * doc/install.texi: Linguistic and markup fixes.
917 (Configuration) <--disable-cpp>: Remove description.
918 <--enable-maintainer-mode>: Autotools files are affected, too.
919 <--with-sysroot>: Improve description.
920 (Building): Bump required GNU make version.
922 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
924 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
927 * config/i386/fma4intrin.h: New file, provide common x86 compiler
928 intrinisics for FMA4.
929 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
930 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
931 Add FMA4 check and fma4intrin.h.
932 * config/i386/i386-c.c(ix86_target_macros_internal): Check
934 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
935 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
936 constant for FMA4 support.
937 (UNSPEC_FMA4_FMADDSUB): Ditto.
938 (UNSPEC_FMA4_FMSUBADD): Ditto.
939 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
940 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
941 (ix86_expand_fma4_multiple_memory): Ditto.
942 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
943 (OPTION_MASK_ISA_FMA4_UNSET): New.
944 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
945 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
946 (ix86_handle_option): Handle -mfma4.
947 (isa_opts): Handle -mfma4.
948 (enum pta_flags): Add PTA_FMA4.
949 (override_options): Add FMA4 support.
950 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
951 (IX86_BUILTIN_VFMADDSD): Ditto.
952 (IX86_BUILTIN_VFMADDPS): Ditto.
953 (IX86_BUILTIN_VFMADDPD): Ditto.
954 (IX86_BUILTIN_VFMSUBSS): Ditto.
955 (IX86_BUILTIN_VFMSUBSD): Ditto.
956 (IX86_BUILTIN_VFMSUBPS): Ditto.
957 (IX86_BUILTIN_VFMSUBPD): Ditto.
958 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
959 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
960 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
961 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
962 (IX86_BUILTIN_VFNMADDSS): Ditto.
963 (IX86_BUILTIN_VFNMADDSD): Ditto.
964 (IX86_BUILTIN_VFNMADDPS): Ditto.
965 (IX86_BUILTIN_VFNMADDPD): Ditto.
966 (IX86_BUILTIN_VFNMSUBSS): Ditto.
967 (IX86_BUILTIN_VFNMSUBSD): Ditto.
968 (IX86_BUILTIN_VFNMSUBPS): Ditto.
969 (IX86_BUILTIN_VFNMSUBPD): Ditto.
970 (IX86_BUILTIN_VFMADDPS256): Ditto.
971 (IX86_BUILTIN_VFMADDPD256): Ditto.
972 (IX86_BUILTIN_VFMSUBPS256): Ditto.
973 (IX86_BUILTIN_VFMSUBPD256): Ditto.
974 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
975 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
976 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
977 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
978 (IX86_BUILTIN_VFNMADDPS256): Ditto.
979 (IX86_BUILTIN_VFNMADDPD256): Ditto.
980 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
981 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
982 (enum multi_arg_type): New enum for describing the various FMA4
983 intrinsic argument types.
984 (bdesc_multi_arg): New table for FMA4 intrinsics.
985 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
986 (ix86_expand_multi_arg_builtin): New function for creating FMA4
988 (ix86_expand_builtin): Add FMA4 intrinsic support.
989 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
990 operand instructions.
991 (ix86_expand_fma4_multiple_memory): New function to split the
992 second memory reference from FMA4 instructions.
993 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
994 (ssemodesuffixf2s): Ditto.
995 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
997 (fma4_fmsub<mode>4): Ditto.
998 (fma4_fnmadd<mode>4): Ditto.
999 (fma4_fnmsub<mode>4): Ditto.
1000 (fma4_vmfmadd<mode>4): Ditto.
1001 (fma4_vmfmsub<mode>4): Ditto.
1002 (fma4_vmfnmadd<mode>4): Ditto.
1003 (fma4_vmfnmsub<mode>4): Ditto.
1004 (fma4_fmadd<mode>4256): Ditto.
1005 (fma4_fmsub<mode>4256): Ditto.
1006 (fma4_fnmadd<mode>4256): Ditto.
1007 (fma4_fnmsub<mode>4256): Ditto.
1008 (fma4_fmaddsubv8sf4): Ditto.
1009 (fma4_fmaddsubv4sf4): Ditto.
1010 (fma4_fmaddsubv4df4): Ditto.
1011 (fma4_fmaddsubv2df4): Ditto.
1012 (fma4_fmsubaddv8sf4): Ditto.
1013 (fma4_fmsubaddv4sf4): Ditto.
1014 (fma4_fmsubaddv4df4): Ditto.
1015 (fma4_fmsubaddv2df4): Ditto.
1016 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
1017 instructions for intrinsics.
1018 (fma4i_fmsub<mode>4): Ditto.
1019 (fma4i_fnmadd<mode>4): Ditto.
1020 (fma4i_fnmsub<mode>4): Ditto.
1021 (fma4i_vmfmadd<mode>4): Ditto.
1022 (fma4i_vmfmsub<mode>4): Ditto.
1023 (fma4i_vmfnmadd<mode>4): Ditto.
1024 (fma4i_vmfnmsub<mode>4): Ditto.
1025 (fma4i_fmadd<mode>4256): Ditto.
1026 (fma4i_fmsub<mode>4256): Ditto.
1027 (fma4i_fnmadd<mode>4256): Ditto.
1028 (fma4i_fnmsub<mode>4256): Ditto.
1029 (fma4i_fmaddsubv8sf4): Ditto.
1030 (fma4i_fmaddsubv4sf4): Ditto.
1031 (fma4i_fmaddsubv4df4): Ditto.
1032 (fma4i_fmaddsubv2df4): Ditto.
1033 (fma4i_fmsubaddv8sf4): Ditto.
1034 (fma4i_fmsubaddv4sf4): Ditto.
1035 (fma4i_fmsubaddv4df4): Ditto.
1036 (fma4i_fmsubaddv2df4): Ditto.
1038 * doc/invoke.texi (-mfma4): Add documentation.
1039 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
1041 2009-09-29 Richard Henderson <rth@redhat.com>
1043 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
1044 an edge to the new destination block.
1046 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1049 * pa.c (hppa_profile_hook): Use
1050 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
1052 2009-09-29 Steve Ellcey <sje@cup.hp.com>
1053 Alexander Monakov <amonakov@ispras.ru>
1056 * config/ia64/predicates.md (not_postinc_destination_operand): New.
1057 (not_postinc_memory_operand): New.
1058 (not_postinc_move_operand): New.
1059 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
1060 (*cmovsi_internal): Ditto.
1062 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
1064 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
1065 restrict issue_rate in first pass when scheduling for register
1068 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
1069 Rafael Avila de Espindola <espindola@google.com>
1071 * gengtype.c (plugin_output): New.
1072 (get_output_file_with_visibility): Return plugin_output for plugins.
1073 (main): Parse and use the -P option.
1074 * gty.texi: Update the command line format.
1076 2009-09-29 Jakub Jelinek <jakub@redhat.com>
1079 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
1081 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
1082 out if !const_ok_for_output.
1085 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
1086 case VAR_LOCATION>: Remove gcc_unreachable ().
1088 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
1090 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
1091 (x86_64-*-*): Ditto.
1092 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
1093 back to smmintrin.h.
1094 * config/i386/cpuid.h: (bit_SSE5): Remove SSE5 bit.
1095 * config/i386/x86intrin.h: Remove SSE5.
1096 * config/i386/mmintrin-common.h: Delete file.
1097 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
1099 2009-09-29 Richard Guenther <rguenther@suse.de>
1101 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
1102 resulting from stack temporaries on STRICT_ALIGNMENT targets.
1104 2009-09-29 Nick Clifton <nickc@redhat.com>
1106 * function.c (current_function_name): If there is no current
1107 function just return "<none>".
1109 2009-09-28 Sriraman Tallam <tmsriram@google.com>
1111 * tree-pass.h (register_pass_info): New structure.
1112 (pass_positioning_ops): Move enum from gcc-plugin.h.
1113 (register_pass): New function.
1114 * gcc-plugin.h (plugin_pass): Delete structure.
1115 (pass_positioning_ops): Delete enum.
1116 * plugin.c (regsiter_pass): Delete function.
1117 (position_pass): Delete function.
1118 (added_pass_nodes): Delete variable.
1119 (prev_added_pass_nodes): Delete variable.
1120 (pass_list_node): Delete structure.
1121 * passes.c (make_pass_instance): New function.
1122 (next_pass_1): Change to call make_pass_instance.
1123 (pass_list_node): Move structure from gcc-plugin.h.
1124 (added_pass_nodes): Move variable from plugin.c.
1125 (prev_added_pass_nodes): Move variable from plugin.c.
1126 (position_pass): New function.
1127 (register_pass): New function.
1129 2009-09-28 Easwaran Raman <eraman@google.com>
1131 * ifcvt.c (noce_try_abs): Recognize pattern and call
1132 expand_one_cmpl_abs_nojump.
1133 * optabs.c (expand_one_cmpl_abs_nojump): New function.
1134 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
1136 2009-09-28 Ian Lance Taylor <iant@google.com>
1139 * c-opts.c (c_common_handle_option): Don't set
1140 warn_jump_misses_init for -Wall.
1141 * doc/invoke.texi (Warning Options): Update documentation.
1143 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1145 * Makefile.in ($(out_object_file)): Depend on
1146 gt-$(basename $(notdir $(out_file))).h.
1148 2009-09-28 Richard Henderson <rth@redhat.com>
1150 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
1151 * except.c (gen_eh_region): Set it.
1152 (duplicate_eh_regions_1): Copy it.
1153 * tree-eh.c (lower_resx): Use it to determine which function
1156 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
1157 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
1158 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
1159 * tree.c (build_common_builtin_nodes): Remove parameter. Build
1160 BUILT_IN_CXA_END_CLEANUP if necessary.
1162 * c-common.c (c_define_builtins): Update call to
1163 build_common_builtin_nodes.
1165 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1167 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
1169 2009-09-28 Michael Matz <matz@suse.de>
1171 * builtins.c (interclass_mathfn_icode): New helper.
1172 (expand_builtin_interclass_mathfn): Use it here, and split folding
1174 (fold_builtin_interclass_mathfn): ... this new folder.
1175 (build_call_nofold_loc): New static helper.
1176 (build_call_nofold): New wrapper macro for above.
1177 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
1178 (expand_builtin_pow): Ditto.
1179 (expand_builtin_memset_args): Ditto.
1180 (expand_builtin_printf): Ditto.
1181 (expand_builtin_fprintf): Ditto.
1182 (expand_builtin_sprintf): Ditto.
1183 (expand_builtin_memory_chk): Ditto.
1184 (expand_builtin_mempcpy_args): Ditto and don't call folders.
1185 (expand_builtin_stpcpy): Ditto.
1186 (expand_builtin_strcmp): Ditto.
1187 (expand_builtin_strncmp): Ditto.
1188 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
1189 (expand_builtin_strcpy_args): Don't call folders.
1190 (expand_builtin_memcmp): Ditto.
1191 (expand_builtin_strncpy): Ditto, and use target.
1192 (expand_builtin_memcpy): Ditto.
1193 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
1194 expand_builtin_strpbrk, expand_builtin_memmove,
1195 expand_builtin_memmove_args, expand_builtin_bcopy,
1196 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
1197 expand_builtin_strspn, expand_builtin_strcspn,
1198 expand_builtin_fputs): Remove these.
1199 (expand_builtin): Don't call the above, change calls to other
1200 expanders that changed prototype.
1201 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
1202 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
1203 fold_builtin_interclass_mathfn.
1204 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
1205 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
1207 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
1208 * passes.c (init_optimization_passes): Move pass_fold_builtins
1209 after last phiopt pass.
1210 * tree-inline.c (fold_marked_statements): When folding builtins
1211 iterate over all instruction potentially generated.
1212 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
1214 (fold_gimple_call): Use it to always fold calls (into potentially
1215 multiple instructions).
1216 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
1217 calls into zero at this time.
1218 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
1219 statements generated by builtin folding.
1221 2009-09-28 Nick Clifton <nickc@redhat.com>
1223 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging
1226 2009-09-28 Duncan Sands <baldrick@free.fr>
1228 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
1229 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
1230 (register_callback): Dispatch it.
1231 (invoke_plugin_callbacks): Incorporate in sanity check.
1232 * ggc.h (ggc_register_cache_tab): Add declaration.
1233 * ggc-common.c (ggc_register_root_tab): Simplify.
1234 (const_ggc_cache_tab_t): New typedef.
1235 (extra_cache_vec): New vector of dynamically added cache tables.
1236 (ggc_register_cache_tab): New function.
1237 (ggc_scan_cache_tab): New function.
1238 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
1239 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
1241 2009-09-27 Richard Henderson <rth@redhat.com>
1243 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
1244 which we remove __builtin_stack_restore.
1246 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
1248 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
1249 to test for GRD_INVARIANT.
1250 (simple_rhs_p): Anything that's function_invariant_p is fine.
1252 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
1254 * gengtype.c (main): Use plunge_files instead of plugin_output.
1256 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
1257 Rafael Avila de Espindola <espindola@google.com>
1259 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
1260 Don't print pch related info if it is false.
1261 (main): Don't print pch info in plugin mode.
1263 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
1265 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
1266 with dw_val_class_const_double.
1267 (struct dw_val_struct): Replace val_long_long with val_double and
1268 adjust for above change.
1269 (output_loc_operands): Likewise.
1270 (add_AT_long_long): Rename into...
1271 (add_AT_double): ...this.
1272 (print_die): Replace dw_val_class_long_long with
1273 dw_val_class_const_double and adjust.
1274 (attr_checksum): Likewise.
1275 (same_dw_val_p): Likewise.
1276 (size_of_die): Likewise.
1277 (value_format): Likewise.
1278 (output_die): Likewise.
1279 (loc_descriptor) <CONST_DOUBLE>: Likewise.
1280 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
1281 instead of add_AT_long_long.
1282 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
1283 value with the precision of its type.
1285 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
1288 * c-typeck.c (build_conditional_expr): Use the readonly and
1289 volatile flags of the operand types, not of the operands itself.
1291 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
1293 collect2.c (main): Look for -brtl before adding libraries.
1295 2009-09-27 Jonathan Gray <jsg@openbsd.org>
1297 * config.gcc: Update OpenBSD targets.
1298 * config/openbsd-stdint.h: New file.
1299 * config/openbsd-libpthread.h: New file.
1300 * config/openbsd.h: Update and break out LIB_SPEC definition.
1301 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
1302 * config/i386/openbsdelf.h: Correct types.
1303 * config/m68k/openbsd.h: Likewise.
1304 * config/mips/openbsd.h: Likewise.
1305 * config/vax/openbsd.h: Likewise.
1307 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
1309 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
1310 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
1311 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
1312 of the length and zero.
1314 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1316 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
1317 (FLAGS_H): Add options.h $(REAL_H).
1318 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
1319 (TREE_VECTORIZER_H): New.
1320 (EBITMAP_H): Renamed from EBIMAP_H.
1321 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
1322 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
1323 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
1324 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
1325 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
1326 (graphite-clast-to-gimple.o, graphite-dependences.o)
1327 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
1328 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
1329 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
1330 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
1331 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
1332 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
1333 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
1334 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
1335 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
1336 updated and fixed as per above changes and per
1337 check_makefile_deps.sh output.
1340 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
1341 * configure: Regenerate.
1343 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1345 * doc/install.texi: Update minimum MPC version to 0.7.
1347 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
1349 * doc/install.texi (Binaries): Remove reference to the binary
1350 distribution CD-ROM from the FSF.
1352 2009-09-26 Michael Matz <matz@suse.de>
1356 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
1357 that are mentioned in the body.
1359 2009-09-26 Michael Matz <matz@suse.de>
1361 PR tree-optimization/41454
1362 * tree-ssa-dom (stmts_to_rescan): Remove variable.
1363 (tree_ssa_dominator_optimize): Don't allocate and free it.
1364 (dom_opt_leave_block): Don't iterate over it.
1365 (eliminate_redundant_computations): Don't return a value.
1366 (cprop_operand, cprop_into_stmt): Ditto.
1367 (optimize_stmt): Don't defer updating stmts.
1369 2009-09-25 Dodji Seketeli <dodji@redhat.com>
1371 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
1372 generic_parameter_die, template_parameter_pack_die,
1373 gen_formal_parameter_die, gen_subprogram_die): Adjust after renaming
1374 DW_TAG_formal_parameter_pack and DW_TAG_template_parameter_pack into
1375 DW_TAG_GNU_formal_parameter_pack and DW_TAG_GNU_template_parameter_pack.
1377 2009-09-25 Anatoly Sokolov <aesok@post.ru>
1379 * config/v850/v850.h (FUNCTION_VALUE): Remove.
1380 * config/v850/v850.c (v850_function_value): New function.
1381 (TARGET_FUNCTION_VALUE): Define.
1383 2009-09-25 Jakub Jelinek <jakub@redhat.com>
1385 * tree-vect-stmts.c (vectorizable_call): Call
1386 mark_symbols_for_renaming after vect_finish_stmt_generation.
1388 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
1389 to loc_descriptor_from_tree.
1390 (add_location_or_const_value_attribute): Pass 0 instead of 2
1391 for decl_by_reference_p decls.
1393 2009-09-25 Richard Guenther <rguenther@suse.de>
1396 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
1399 2009-09-25 Ben Elliston <bje@au.ibm.com>
1401 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
1404 2009-09-25 Alan Modra <amodra@bigpond.net.au>
1406 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
1407 form of instruction.
1409 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1412 * fold-const.c (const_binop): Handle complex int division.
1413 * tree-complex.c (expand_complex_div_straight,
1414 expand_complex_div_wide): Update comments.
1416 2009-09-24 DJ Delorie <dj@redhat.com>
1419 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
1420 (reg_class): Likewise.
1421 (REG_CLASS_NAMES): Likewise.
1422 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
1424 * config/m32c/m32c.c (m32c_override_options): Disable -fivopts for
1427 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1429 * config/rs6000/predicates.md (indexed_or_indirect_operand):
1430 Delete VSX load/store with update support.
1431 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
1432 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
1436 (VStype_load_update): Ditto.
1437 (VStype_store_update): Ditto.
1438 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
1439 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
1441 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
1442 load/store with update builtins.
1444 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
1446 * libgcc2.c (L_trampoline): Prototype for getpagesize
1447 and mprotect in WINNT case.
1449 2009-09-24 Anatoly Sokolov <aesok@post.ru>
1451 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
1452 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
1453 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
1454 'outgoing' argument.
1455 (TARGET_FUNCTION_VALUE): Define.
1457 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
1459 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
1461 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
1464 * common.opt: Initialize dwarf_strict to -1.
1465 * toplev.c (process_options): Catch unset dwarf_strict
1466 and set to 0 for all targets not overriding.
1467 * config/darwin.c (darwin_override_options): Catch unset
1468 dwarf_strict and override to 1.
1470 2009-09-24 Jeff Law <law@redhat.com>
1472 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
1474 2009-09-24 Richard Guenther <rguenther@suse.de>
1476 PR tree-optimization/36143
1477 PR tree-optimization/38747
1478 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
1479 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
1481 2009-09-24 Jakub Jelinek <jakub@redhat.com>
1484 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
1485 return false instead of gcc_unreachable (). For CONST return the
1486 value returned by recursive call instead of always returning true.
1487 (tree_add_const_value_attribute): Return the value returned by
1488 add_const_value_attribute instead of always returning true if rtl
1491 2009-09-23 Justin Seyster <jrseys@gmail.com>
1493 * Makefile.in (PLUGIN_HEADERS): Include real.h.
1495 2009-09-24 Jakub Jelinek <jakub@redhat.com>
1497 * cgraphunit.c (cgraph_lower_function): Revert last change.
1498 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
1499 instead of DECL_NO_STATIC_CHAIN.
1500 * tree-cfg.c (verify_gimple_call): Likewise.
1501 * tree-nested.c (get_chain_decl, get_chain_field,
1502 convert_tramp_reference_op, convert_gimple_call): Likewise.
1503 (convert_all_function_calls): Likewise. Always set or clear
1504 DECL_STATIC_CHAIN initially, for !n->outer clear it.
1505 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
1506 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
1508 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
1509 DECL_NO_STATIC_CHAIN.
1510 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
1511 instead of DECL_NO_STATIC_CHAIN.
1512 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
1513 decl_function_context.
1514 * varasm.c (initializer_constant_valid_p): Likewise.
1515 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
1516 (DECL_STATIC_CHAIN): ... this.
1517 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
1518 instead of DECL_NO_STATIC_CHAIN.
1520 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
1521 Rafael Avila de Espindola <espindola@google.com>
1523 * gengtype.c (nb_plugin_files): Make it unsigned to match
1524 num_gt_files. Adjust other variables to avoid warnings.
1525 (main): Allocate an all zero lang_bitmap before each plugin file name
1526 to match regular file names.
1528 2009-09-23 Richard Henderson <rth@redhat.com>
1530 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
1531 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
1532 static chain passed in memory.
1533 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
1534 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
1535 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
1536 STATIC_CHAIN_REGNUM defined.
1538 * config/picochip/picochip-protos.h: s/class/klass/.
1539 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
1540 (picochip_static_chain): New.
1541 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
1542 (STATIC_CHAIN_INCOMING): Remove.
1544 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
1545 (xtensa_static_chain): New.
1546 * config/xtensa/xtensa.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
1548 2009-09-23 Anatoly Sokolov <aesok@post.ru>
1550 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
1551 * config/pa/pa-protos.h (function_value): Remove.
1552 * config/pa/pa.c (pa_function_value): Rename from function_value.
1553 Make static, add 'outgoing' argument.
1554 (TARGET_FUNCTION_VALUE): Define.
1556 2009-09-23 Anatoly Sokolov <aesok@post.ru>
1558 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
1559 instead of cfun->machine->is_leaf.
1560 * config/avr/avr.h (machine_function): Remove is_leaf field.
1562 2009-09-23 Jakub Jelinek <jakub@redhat.com>
1565 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
1566 DW_OP_piece after DW_OP_stack_value, adjust size calculations
1567 for it, when DW_OP_stack_value and DW_OP_implicit_value has
1568 the same size, prefer DW_OP_stack_value.
1569 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
1570 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
1572 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
1575 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
1577 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
1580 * cfgexpand.c (convert_debug_memory_address): New.
1581 (expand_debug_expr): Convert base address and offset to the same
1582 mode. Use it to convert addresses to other modes. Accept
1585 2009-09-23 Richard Guenther <rguenther@suse.de>
1587 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
1588 produced for bigendian targets with promoted subregs.
1590 2009-09-23 Richard Guenther <rguenther@suse.de>
1592 * value-prof.c (gimple_ic): Purge old EH edges only after building
1595 2009-09-23 Nick Clifton <nickc@redhat.com>
1597 * config/arc/arc.c (arc_trampoline_init): Fix typo.
1599 2009-09-23 Jakub Jelinek <jakub@redhat.com>
1602 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
1605 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
1606 on non-nested functions.
1608 2009-09-23 Jakub Jelinek <jakub@redhat.com>
1609 Jan Hubicka <jh@suse.cz>
1611 * dwarf2out.c (loc_list_plus_const): Only define if
1612 DWARF2_DEBUGGING_INFO.
1613 (address_of_int_loc_descriptor): Likewise.
1616 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
1618 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
1621 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
1622 constant is more than zero.
1624 2009-09-23 Alan Modra <amodra@bigpond.net.au>
1627 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
1628 call final to emit non-scheduled prologue, instead insert at entry.
1630 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
1631 Joseph S. Myers <joseph@codesourcery.com>
1633 * doc/install.texi (*-*-freebsd*): Add proper format codes.
1635 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
1636 Rafael Avila de Espindola <espindola@google.com>
1638 * gengtype.c (is_file_equal): New function.
1639 (close_output_files): Use is_file_equal. Free of->buf.
1641 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
1642 Rafael Avila de Espindola <espindola@google.com>
1644 * gengtype.c (write_types, write_local): Add the output_header
1645 argument. Update all callers.
1647 2009-09-22 Dodji Seketeli <dodji@redhat.com>
1649 * dwarf2out.c (template_parameter_pack_die,
1650 gen_formal_parameter_pack_die ): New functions.
1651 (make_ith_pack_parameter_name): Remove this function.
1652 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
1653 DW_TAG_formal_parameter_pack.
1654 (gen_generic_params_dies): Represent each template parameter pack
1655 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
1656 represented by usual DW_TAG_template_*_parameter DIEs that are
1657 children of the DW_TAG_template_parameter_pack element DIE.
1658 (generic_parameter_die): This doesn't deal with parameter pack
1659 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
1660 of parameter pack DIEs.
1661 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
1662 in certain cases, e.g. for pack elements.
1663 (gen_formal_types_die, gen_decl_die): Adjust usage of
1664 gen_formal_parameter_die.
1665 (gen_subprogram_die): Represent each function parameter pack by a
1666 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
1667 represented by usual DW_TAG_formal_parameter DIEs that are children
1668 of the DW_TAG_formal_parameter_pack DIE. Remove references to
1669 ____builtin_va_alist decls as no part of the compiler uses those
1671 * langhooks.h (struct lang_hooks_for_decls): Add
1672 function_parm_expanded_from_pack_p, get_generic_function_decl
1673 and function_parameter_pack_p hooks. Fix comment for
1674 get_innermost_generic_parms hook.
1675 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
1676 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
1677 macros and use them to initialize lang_hook.
1679 2009-09-22 Richard Henderson <rth@redhat.com>
1681 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
1682 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
1683 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
1684 on TRAMPOLINE_TEMPLATE.
1685 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
1686 TRAMPOLINE_ADJUST_ADDRESS.
1687 * targhooks.c (default_asm_trampoline_template): Remove.
1688 (default_trampoline_adjust_address): Remove.
1689 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
1690 * targhooks.h: Update decls.
1692 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
1694 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
1695 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
1696 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
1698 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
1701 * reload1.c (reload): Reset debug insns with pseudos without
1704 2009-09-22 Janis Johnson <janis187@us.ibm.com>
1706 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
1707 unconditional true for decimal float modes.
1708 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
1709 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
1711 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
1713 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
1714 Enable a new case for __FreeBSD__ >= 7.
1715 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
1716 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
1717 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
1718 and USE_LD_AS_NEEDED.
1720 * doc/install.texi (*-*-freebsd*): Update target information.
1722 2009-09-22 Richard Guenther <rguenther@suse.de>
1725 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
1726 arrays really properly.
1728 2009-09-22 Richard Henderson <rth@redhat.com>
1731 * target.h (struct gcc_target): Add asm_out.trampoline_template,
1732 calls.static_chain, calls.trampoline_init,
1733 calls.trampoline_adjust_address.
1734 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
1735 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
1736 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
1737 * builtins.c (expand_builtin_setjmp_receiver): Use
1738 targetm.calls.static_chain; only clobber registers.
1739 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
1740 set up memory attributes properly for the trampoline block.
1741 (expand_builtin_adjust_trampoline): Use
1742 targetm.calls.trampoline_adjust_address.
1743 * calls.c (prepare_call_address): Add fndecl argument. Use
1744 targetm.calls.static_chain.
1745 * df-scan.c (df_need_static_chain_reg): Remove.
1746 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
1747 consolodate static chain handling.
1748 * doc/tm.texi: Document new hooks.
1749 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
1750 (init_emit_regs): Don't initialize them.
1751 * expr.h (prepare_call_address): Update decl.
1752 * final.c (profile_function): Use targetm.calls.static_chain.
1753 * function.c (expand_function_start): Likewise.
1754 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
1755 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
1756 only clobber registers.
1757 * targhooks.c (default_static_chain): New.
1758 (default_asm_trampoline_template, default_trampoline_init): New.
1759 (default_trampoline_adjust_address): New.
1760 * targhooks.h: Declare them.
1761 * varasm.c (assemble_trampoline_template): Use
1762 targetm.asm_out.trampoline_template. Make the memory block const
1765 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
1766 alpha_initialize_trampoline. Make static. Merge VMS parameter
1767 differences into the TARGET_ABI_OPEN_VMS code block.
1768 (TARGET_TRAMPOLINE_INIT): New.
1769 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
1770 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
1771 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
1772 (INITIALIZE_TRAMPOLINE): Remove.
1774 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
1775 (TRAMPOLINE_TEMPLATE): Merge with ...
1776 (INITIALIZE_TRAMPOLINE): ... this and move ...
1777 * config/arc/arc.c (arc_trampoline_init): ... here.
1778 (TARGET_TRAMPOLINE_INIT): New.
1780 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
1781 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
1782 (arm_asm_trampoline_template): New.
1783 (arm_trampoline_init, arm_trampoline_adjust_address): New.
1784 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
1785 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
1786 code to arm_asm_trampoline_template.
1787 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
1788 arm_trampoline_adjust_address.
1789 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
1790 adjust for target hook parameters.
1792 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
1795 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
1796 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
1797 (bfin_trampoline_init): Rename from initialize_trampoline;
1798 make static; update for target hook parameters.
1799 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
1800 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
1801 bfin_asm_trampoline_template.
1802 (INITIALIZE_TRAMPOLINE): Remove.
1804 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
1805 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
1806 cris_trampoline_init): New.
1807 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
1808 cris_asm_trampoline_template.
1809 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
1810 adjust for target hook parameters.
1812 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
1814 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
1815 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
1816 fr30_trampoline_init): New.
1817 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
1818 fr30_asm_trampoline_template.
1819 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
1820 adjust for target hook parameters.
1822 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
1823 (frv_trampoline_init): Rename from frv_initialize_trampoline;
1824 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
1825 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
1826 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
1828 * config/h8300/h8300.c (h8300_trampoline_init): New.
1829 (TARGET_TRAMPOLINE_INIT): New.
1830 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
1831 to h8300_trampoline_init and adjust for hook parameters.
1833 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
1834 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
1835 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
1836 make static; adjust for hook parameters.
1837 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
1839 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
1840 (TARGET_TRAMPOLINE_INIT): New.
1841 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
1842 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
1843 iq2000_asm_trampoline_template.
1844 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
1845 (TRAMPOLINE_CODE_SIZE): New.
1846 (TRAMPOLINE_SIZE): Use it.
1847 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
1849 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
1850 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
1851 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
1852 adjust for hook parameters.
1853 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
1855 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
1856 (m32r_trampoline_init): New.
1857 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
1858 m32r_trampoline_init.
1860 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
1861 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
1862 make static; update for hook parameters.
1863 * config/m68hc11/m68hc11-protos.h: Update.
1864 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
1866 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
1867 (TARGET_TRAMPOLINE_INIT): New.
1868 (mcore_function_value): Fix typo.
1869 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
1870 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
1871 to mcore_asm_trampoline_template.
1872 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
1874 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
1875 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
1876 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
1877 update for hook parameters.
1878 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
1880 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
1881 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
1882 mips_trampoline_init): New.
1883 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
1884 mips_asm_trampoline_template.
1885 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
1886 update for hook parameters.
1888 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
1889 (TARGET_TRAMPOLINE_INIT): New.
1890 (mmix_trampoline_size): Remove.
1891 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
1892 make static. Remove out-of-date tetra vs octa comment.
1893 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
1894 make static; update for hook parameters.
1895 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
1896 (INITIALIZE_TRAMPOLINE): Remove.
1897 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
1898 (TRAMPOLINE_ALIGNMENT): New.
1899 * gcc/config/mmix/mmix-protos.h: Update.
1901 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
1902 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
1903 mn10300_trampoline_init): New.
1904 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
1905 mn10300_asm_trampoline_template.
1906 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
1908 * config/moxie/moxie.c (moxie_static_chain,
1909 moxie_asm_trampoline_template, moxie_trampoline_init,
1910 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
1911 TARGET_TRAMPOLINE_INIT): New.
1912 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
1913 moxie_trampoline_init.
1914 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
1915 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
1917 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
1918 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
1919 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
1920 pa_trampoline_adjust_address): New.
1921 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
1922 pa_asm_trampoline_template.
1923 (TRAMPOLINE_ALIGNMENT): New.
1924 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
1925 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
1926 adjust for hook parameters.
1927 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
1929 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
1930 (TARGET_TRAMPOLINE_INIT): New.
1931 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
1932 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
1934 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
1936 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
1937 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
1938 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
1939 make static; adjust parameters for the hook.
1940 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
1942 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
1943 s390_trampoline_template; make static.
1944 (s390_trampoline_init): Rename from s390_initialize_trampoline;
1945 make static; adjust for target hook.
1946 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
1947 * config/s390/s390-protos.h: Remove trampoline decls.
1948 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
1949 (TRAMPOLINE_TEMPLATE): Remove.
1950 (TRAMPOLINE_ALIGNMENT): New.
1952 * config/score/score-protos.h (score_initialize_trampoline): Remove.
1953 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
1954 (TARGET_TRAMPOLINE_INIT): New.
1955 (score_asm_trampoline_template): New.
1956 (score_trampoline_init): Rename from score_initialize_trampoline;
1957 make static; adjust for hook parameters.
1958 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
1959 score[37]_asm_trampoline_template.
1960 (INITIALIZE_TRAMPOLINE): Remove.
1961 * config/score/score3.c (score3_asm_trampoline_template): New.
1962 (score3_trampoline_init): Rename from score3_initialize_trampoline;
1963 adjust for target hook.
1964 * config/score/score7.c (score7_asm_trampoline_template): New.
1965 (score7_trampoline_init): Rename from score7_initialize_trampoline;
1966 adjust for target hook.
1967 * config/score/score3.h, config/score/score7.h: Update.
1969 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
1970 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
1971 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
1972 (sh_trampoline_init): Rename from sh_initialize_trampoline;
1973 make static; adjust for target hook parameters.
1974 (sh_trampoline_adjust_address): New.
1975 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
1976 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
1978 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
1979 (sparc32_initialize_trampoline): Rename from
1980 sparc_initialize_trampoline; make static; replace tramp parameter
1981 with m_tramp and update memory accesses.
1982 (sparc64_initialize_trampoline): Similarly.
1983 (sparc_trampoline_init): New.
1984 * config/sparc/sparc-protos.h: Remove trampoline decls.
1985 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
1986 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
1988 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
1989 (array_to_constant): Make ARR parameter const.
1990 (spu_trampoline_init): Rename from spu_initialize_trampoline;
1991 make static; update for hook parameters.
1992 * config/spu/spu-protos.h: Update decls.
1993 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
1995 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
1996 from xstormy16_initialize_trampoline; make static; update for
1998 (TARGET_TRAMPOLINE_INIT): New.
1999 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
2001 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2002 (TARGET_TRAMPOLINE_INIT): New.
2003 (v850_can_eliminate): Make static.
2004 (v850_asm_trampoline_template, v850_trampoline_init): New.
2005 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
2006 v850_asm_trampoline_template.
2007 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
2008 and adjust for target hook parameters.
2010 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2011 (TARGET_TRAMPOLINE_INIT): New.
2012 (vax_asm_trampoline_template, vax_trampoline_init): New.
2013 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
2014 vax_asm_trampoline_template.
2015 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
2017 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2018 (TARGET_TRAMPOLINE_INIT): New.
2019 (xtensa_asm_trampoline_template): Rename from
2020 xtensa_trampoline_template; make static.
2021 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
2022 make static; update for hook parameters.
2023 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
2024 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
2025 (INITIALIZE_TRAMPOLINE): Remove.
2027 * config/i386/i386.c (ix86_function_regparm): Do not issue an
2028 error for nested functions with regparm=3.
2029 (ix86_compute_frame_layout): Adjust frame pointer offset for
2030 ix86_static_chain_on_stack.
2031 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
2032 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
2033 don't reset to UNITS_PER_WORD.
2034 (ix86_emit_leave): Adjust ix86_cfa_state.
2035 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
2036 (ix86_static_chain): New.
2037 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
2038 make static; update for target hook parameters; use ix86_static_chain.
2039 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
2040 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
2041 (INITIALIZE_TRAMPOLINE): Remove.
2042 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
2043 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
2044 to the end. Add static_chain_on_stack.
2045 (ix86_static_chain_on_stack): New.
2047 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
2048 (m68k_output_mi_thunk): Don't use static_chain_rtx.
2049 (m68k_trampoline_init): New.
2050 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
2051 m68k_trampoline_init and adjust for hook parameters.
2052 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
2053 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
2055 2009-09-22 Jakub Jelinek <jakub@redhat.com>
2057 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
2058 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
2060 * reload1.c (reload): Call wrap_constant when substituting
2061 reg for equiv inside of DEBUG_INSNs.
2064 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
2065 add_call_src_coords_attributes, add_high_low_attributes,
2066 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
2067 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
2068 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
2069 when -gdwarf-2 -gstrict-dwarf.
2070 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
2071 -gdwarf-[23] -gstrict-dwarf.
2072 (address_of_int_loc_descriptor, loc_descriptor,
2073 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
2074 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
2075 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
2077 2009-09-22 Richard Guenther <rguenther@suse.de>
2079 PR tree-optimization/41428
2080 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
2081 (ccp_finalize): Pass it to substitute_and_fold.
2083 2009-09-22 Richard Guenther <rguenther@suse.de>
2085 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
2086 (substitute_and_fold): Adjust prototype.
2087 * tree-vrp.c (vrp_evaluate_conditional): Make static.
2088 (simplify_stmt_using_ranges): Likewise.
2089 (fold_predicate_in): Move here from tree-ssa-propagate.c.
2090 (vrp_fold_stmt): New function.
2091 (vrp_finalize): Pass it to substitute_and_fold.
2092 * tree-flow.h (vrp_evaluate_conditional): Remove.
2093 (simplify_stmt_using_ranges): Likewise.
2094 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
2095 * tree-ssa-copy.c (fini_copy_prop): Likewise.
2096 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
2098 (fold_predicate_in): Move to tree-vrp.c.
2099 (substitute_and_fold): Use the callback instead of calling into
2100 tree-vrp.c functions directly.
2102 2009-09-22 Jakub Jelinek <jakub@redhat.com>
2104 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
2105 comparison warning on rs6000.
2108 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
2109 GIMPLE_EH_MUST_NOT_THROW cleanup.
2110 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
2112 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
2115 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
2116 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
2117 LIB_SPEC for darwin10 and later since it always uses the unwinder in
2118 libSystem which is derived from the gcc 4.2.1 unwinder.
2120 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2123 * varasm.c (default_encode_section_info): Copy TLS model into
2124 sym_ref flags regardless of backend support for TLS, for all
2125 model types except TLS_MODEL_EMULATED.
2127 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2130 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
2131 we can handle it correctly.
2133 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
2135 * doc/install.texi (os2): Remove section.
2137 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
2139 * doc/standards.texi (Objective-C): Adjust two URLs.
2141 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
2143 * tree-tailcall.c (process_assignment): Don't check if a
2144 multiplication or an addition are already present.
2145 (find_tail_calls): Combine multiple additions and multiplications.
2146 (adjust_accumulator_values): Emit accumulators.
2148 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
2150 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
2151 xmm register restore.
2153 2009-09-21 Jan Hubicka <jh@suse.cz>
2155 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
2156 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
2159 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
2161 * stor-layout.c (layout_type): Remove obsolete code.
2163 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
2166 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
2168 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2171 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
2172 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
2173 (fold_builtin_2, do_mpc_arg1): Update accordingly.
2174 * fold-const.c (const_binop): Likewise.
2175 * real.h (do_mpc_arg2): Update prototype.
2177 2009-09-20 Jan Hubicka <jh@suse.cz>
2179 * dwarf2out.c (add_const_value_attribute): Return true if successful.
2180 (add_location_or_const_value_attribute): Rewrite using
2182 (tree_add_const_value_attribute): Return true if successful.
2183 (tree_add_const_value_attribute_for_decl): Likewise.
2185 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
2186 (loc_descriptor): ... here;
2187 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2188 (cst_pool_loc_descr): Break out from ...; do not reffer constant
2189 pool items that was not marked for output.
2190 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
2191 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2192 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2193 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
2194 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
2195 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
2196 DW_OP_stack_value to get address of items that are not available
2198 (dw_loc_list): Handle single element lists correctly.
2200 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
2201 Pascal Obry <obry@adacore.com>
2203 * unwind-dw2-fde.c (classify_object_over_fdes):
2204 Cast the constant 1 to _Unwind_Ptr.
2205 (add_fdes): Likewise.
2206 (linear_search_fdes): Likewise.
2208 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
2210 * stor-layout.c (set_sizetype): Avoid useless type copy.
2212 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
2214 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
2216 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
2217 * configure, config.in: Regenerate.
2218 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
2220 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
2221 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
2222 for global data if the output could be used in a shared library.
2223 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
2224 to 0 if TARGET_WRITABLE_EH_FRAME.
2226 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
2228 PR rtl-optimization/39886
2229 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
2230 just when insn is equal to BB_END (bb).
2232 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
2234 * config/mips/mips.opt (mrelax-pic-calls): New option.
2235 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
2237 (mips_unspec_call): Change "unspec_call" expander into this.
2238 (mips_strip_unspec_call): New function.
2239 (mips_got_load): Call mips_unspec_call instead of
2240 gen_unspec_call<mode>.
2241 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
2243 (mips_cfg_in_reorg): New function.
2244 (mips16_lay_out_constants): Use it to decide whether to call
2245 CFG-aware insn splitting.
2246 (r10k_insert_cache_barriers): Move CFG set-up code from here to
2247 mips_reorg. Move DF set-up code from here ...
2248 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
2250 (mips_reorg): Call mips_df_reorg instead of
2251 r10k_insert_cache_barriers. Move CFG set-up code here from
2252 r10k_insert_cache_barriers.
2253 (mips_call_expr_from_insn): New function.
2254 (mips_pic_call_symbol_from_set): Likewise.
2255 (mips_find_pic_call_symbol): Likewise.
2256 (mips_annotate_pic_call_expr): Likewise.
2257 (mips_get_pic_call_symbol): Likewise.
2258 (mips_annotate_pic_calls): Likewise.
2259 (mips_override_options): Disable -mrelax-pic-calls unless PIC
2261 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
2262 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
2263 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
2265 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
2266 (unspec_call<mode>): Remove it.
2267 (sibcall_internal, sibcall_value_internal,
2268 sibcall_value_multiple_internal, call_internal, call_split,
2269 call_value_internal, call_value_split,
2270 call_value_multiple_internal, call_value_multiple_split): Pass
2271 SIZE_OPNO to MIPS_CALL.
2272 (call_internal_direct, call_direct_split,
2273 call_value_internal_direct, call_value_direct_split): Pass -1 as
2274 SIZE_OPNO to MIPS_CALL.
2275 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
2276 * configure: Regenerate.
2277 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
2278 and -mno-relax-pic-calls.
2279 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
2281 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2284 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
2285 in the directory this rule is called from, rather than the
2286 toplevel 'gcc' directory, to fix in-tree build.
2288 2009-09-19 Chris Demetriou <cgd@google.com>
2290 PR preprocessor/28435:
2291 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
2292 to cpplib that the preprocessor output is needed.
2294 2009-09-19 Jakub Jelinek <jakub@redhat.com>
2296 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
2297 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
2298 *return_and_restore_fpregs_<mode>,
2299 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
2302 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
2303 instead of assuming it has always a REG inside of it.
2305 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
2307 * config/freebsd.h: Update comment on types.
2308 (WINT_TYPE): Define.
2310 2009-09-18 Jason Merrill <jason@redhat.com>
2312 * c.opt: Add -fno-deduce-init-list.
2314 2009-09-18 Neil Vachharajani <nvachhar@google.com>
2316 * value-prof.c (interesting_stringop_to_profile_p): Added output
2317 argument to indicate which parameter is the size parameter.
2318 * value-prof.c (gimple_stringop_fixed_value): Use
2319 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
2320 * value-prof.c (gimple_stringops_transform): Update call sites to
2321 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
2323 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
2326 From David Binderman <dcb314@hotmail.com>:
2327 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
2328 local variable f. Remove stale comments.
2329 (ix86_compute_frame_layout): Remove useless local variable total_size.
2330 Remove #if 0'd code.
2331 (legitimate_address_p): Remove useless local variables
2332 reason_rtx and reason.
2333 (ix86_split_copysign_const): Remove useless local variable op1.
2334 (scale_counter): Remove useless local variable piece_size_mask.
2336 2009-09-18 Jakub Jelinek <jakub@redhat.com>
2338 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
2341 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
2344 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
2346 2009-09-17 Jakub Jelinek <jakub@redhat.com>
2348 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
2351 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
2353 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
2354 DW_OP_implicit_value even without dwarf_version 4.
2356 2009-09-17 Jan Hubicka <jh@suse.cz>
2358 * dwarf2out.c: Include tree-pass.h and gimple.h.
2359 (loc_list_plus_const): New function.
2360 (loc_descriptor_from_tree_1): Rename to ...
2361 (loc_descriptor_from_tree): ... remove original.
2362 (loc_list_from_tree): New function.
2363 (add_AT_location_description): Accept location list.
2364 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
2365 (concatn_mem_loc_descriptor): Remove.
2366 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
2368 (secname_for_decl): Move up.
2369 (hidden_reference_p): New function; break out from ...
2370 (loc_by_refernece): ... here; move up.
2371 (dw_loc_list): New function.
2372 (single_element_loc_list): New function.
2373 (single_element_loc_list_p): New function.
2374 (add_loc_descr_to_each): New function.
2375 (add_loc_list): New function.
2376 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
2377 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
2378 add diagnostics why expansion failed.
2379 (add_location_or_const_value_attribute): Support location lists.
2380 (add_bound_info): Likewise.
2381 (descr_info_loc): Update call of loc_descriptor_from_tree.
2382 (gen_variable_die): Work on location lists.
2383 * final.c (pass_final): Add dump file.
2384 * Makefile.in (dwarf2out.o): Add new dependencies.
2386 2009-09-17 Janis Johnson <janis187@us.ibm.com>
2389 * real.c decimal_from_integer, decimal_integer_string): New.
2390 (real_from_integer): Use them as special case for decimal float.
2391 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
2392 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
2393 Do not append zero after the decimal point in string to convert.
2395 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
2397 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
2398 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
2400 2009-09-17 Martin Jambor <mjambor@suse.cz>
2402 * common.opt (fipa-sra): New switch.
2403 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
2404 * timevar.def (TV_IPA_SRA): New timevar.
2405 * params.def (ipa-sra-ptr-growth-factor): New parameter.
2406 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
2407 * tree-sra.c: Include cgraph.c.
2408 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
2409 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
2410 and grp_not_necessarilly_dereferenced.
2411 (func_param_count): New variable.
2412 (encountered_apply_args): New variable.
2413 (bb_dereferences): New variable.
2414 (final_bbs): New variable.
2415 (no_accesses_representant): New variable.
2416 (no_accesses_p): New function.
2417 (dump_access): Dump the new fields.
2418 (sra_initialize): Set encountered_apply_args to false.
2419 (get_ssa_base_param): New function.
2420 (mark_parm_dereference): New function.
2421 (create_access): Caring for INIDRECT_REFs and different handling of
2422 varialble length accesses in early IPA SRA. Store the stmt - a new
2423 parameter - to the new access.
2424 (build_access_from_expr_1): New parameter stmt, passed to
2425 create_access. Handle INDIRECT_REFs.
2426 (build_access_from_expr): Pass the current statement to
2427 build_access_from_expr_1.
2428 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
2430 (build_accesses_from_assign): Pass the current statement to
2431 build_access_from_expr_1. Do not create assign links in IPA-SRA.
2432 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
2433 final_bbs when necessary. Check for calls to __builtin_apply_args.
2434 Fixup EH info if anythng was changed.
2435 (is_unused_scalar_param): New function.
2436 (ptr_parm_has_direct_uses): New function.
2437 (find_param_candidates): New function.
2438 (mark_maybe_modified): New function.
2439 (analyze_modified_params): New function.
2440 (propagate_dereference_distances): New function.
2441 (dump_dereferences_table): New function.
2442 (analyze_caller_dereference_legality): New function.
2443 (unmodified_by_ref_scalar_representative): New function.
2444 (splice_param_accesses): New function.
2445 (decide_one_param_reduction): New function.
2446 (enum ipa_splicing_result): New type.
2447 (splice_all_param_accesses): New function.
2448 (get_param_index): New function.
2449 (turn_representatives_into_adjustments): New function.
2450 (analyze_all_param_acesses): New function.
2451 (get_replaced_param_substitute): New function.
2452 (get_adjustment_for_base): New function.
2453 (replace_removed_params_ssa_names): New function.
2454 (sra_ipa_reset_debug_stmts): New function.
2455 (sra_ipa_modify_expr): New function.
2456 (sra_ipa_modify_assign): New function.
2457 (convert_callers): New function.
2458 (modify_function): New function.
2459 (ipa_sra_preliminary_function_checks): New function.
2460 (ipa_early_sra): New function.
2461 (ipa_early_sra_gate): New function.
2462 (pass_early_ipa_sra): New variable.
2463 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
2465 2009-09-17 Michael Matz <matz@suse.de>
2468 * tree.c (build_type_attribute_qual_variant): Export.
2469 * tree.h (build_type_attribute_qual_variant): Declare.
2470 * tree-inline.c (remap_type_1): Use it to build variants with
2471 the original qualifiers and attributes.
2473 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2475 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
2476 without a fallthrough edge.
2478 2009-09-16 DJ Delorie <dj@redhat.com>
2480 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
2481 chip and ignore the "fast_interrupt" attribute if so.
2483 2009-09-16 Richard Henderson <rth@redhat.com>
2486 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
2489 2009-09-16 Richard Henderson <rth@redhat.com>
2492 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
2493 is set only if DECL_NO_STATIC_CHAIN is unset.
2494 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
2495 (FOR_EACH_NEST_INFO): New.
2496 (walk_all_functions): Use it.
2497 (finalize_nesting_tree): Likewise.
2498 (unnest_nesting_tree): Likewise.
2499 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
2500 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
2501 (convert_gimple_call): Early out if gimple_call_chain already set.
2502 (convert_all_function_calls): Iterate until no new functions
2503 require a static chain.
2504 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
2505 when building a trampoline. Use dump_function_to_file instead
2507 (lower_nested_functions): Open dump_file. Validate that decls
2508 that have DECL_NO_STATIC_CHAIN from the front end don't have that
2509 bit reset by this pass.
2511 2009-09-16 Michael Matz <matz@suse.de>
2514 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
2515 shorten decl_common_unused.
2516 (DECL_RESTRICTED_P): New accessor.
2517 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
2518 to disambiguate marked decls and restrict pointers.
2520 2009-09-16 Richard Henderson <rth@redhat.com>
2523 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
2525 2009-09-16 Jakub Jelinek <jakub@redhat.com>
2527 * integrate.c (set_block_abstract_flags): Call
2528 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
2530 2009-09-16 Richard Guenther <rguenther@suse.de>
2533 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
2536 2009-09-16 DJ Delorie <dj@redhat.com>
2537 Kaz Kojima <kkojima@gcc.gnu.org>
2539 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
2540 (sh_expand_prologue): Update calls to output_stack_adjust.
2541 (sh_expand_epilogue): Likewise.
2543 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
2546 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
2547 trying to limit the extent of searches in the insn stream.
2549 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
2550 Jakub Jelinek <jakub@redhat.com>
2554 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
2556 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
2557 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
2558 (rs6000_savres_strategy): Always save FP registers inline if the
2559 target doesn't support hardware double-precision. Set the above
2560 bits in return value when needed.
2561 (rs6000_savres_routine_sym): Fix computation for cache selector.
2562 Mark the generated symbol as a function. Rename exitp argument to
2563 lr. Move code for determining the name of the symbol...
2564 (rs6000_savres_routine_name): ...here. New function. Add cases for
2565 getting the names right on AIX and 64-bit Linux.
2566 (savres_routine_name): New variable.
2567 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
2568 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
2569 on what the target routine uses as a base register. If savep && lr
2570 describe saving of r0 into memory slot.
2571 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
2572 line calls for AIX ABI.
2573 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
2574 determine FP save/restore functions.
2575 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
2576 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
2578 (rs6000_emit_epilogue): Adjust computation of restore_lr.
2579 Duplicate restoration of LR and execute the appropriate one
2580 depending on whether GPRs are being restored inline. Set r11 from
2581 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
2582 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
2583 Fix out of line calls for AIX ABI.
2584 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
2586 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
2588 (*restore_gpregs_spe): Likewise.
2589 (*return_and_restore_gpregs_spe): Likewise.
2590 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
2591 Define to empty string unconditionally.
2592 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
2593 Define to empty string unconditionally.
2594 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
2597 2009-09-15 Jan Hubicka <jh@suse.cz>
2599 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
2600 * params.def (inline-insns-auto): Likewise.
2602 2009-09-15 Martin Jambor <mjambor@suse.cz>
2604 * ipa-inline.c (estimate_function_body_sizes): Dump info about
2605 individual statements only at TDF_DETAILS dump level. Format
2606 source for 80 characters per line.
2608 2009-09-15 Christian Bruel <christian.bruel@st.com>
2610 * regrename.c (do_replace): Update REG_DEAD notes.
2612 2009-09-15 Revital Eres <eres@il.ibm.com>
2614 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
2615 * targhooks.c (default_builtin_support_vector_misalignment):
2616 New builtin function.
2617 * targhooks.h (default_builtin_support_vector_misalignment):
2619 * target.h (builtin_support_vector_misalignment):
2620 New field in struct gcc_target.
2621 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
2622 new builtin function.
2623 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
2625 * config/rs6000/rs6000.c
2626 (rs6000_builtin_support_vector_misalignment): New function.
2627 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
2629 2009-09-15 Jie Zhang <jie.zhang@analog.com>
2631 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
2633 (bfin_optimize_loop): Likewise.
2634 (bfin_gen_bundles): Likewise.
2635 (workaround_speculation): Likewise.
2636 (find_load): Return NULL_RTX for debug_insn.
2638 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
2640 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
2643 2009-09-14 DJ Delorie <dj@redhat.com>
2645 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
2646 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
2649 2009-09-14 Richard Henderson <rth@redhat.com>
2650 Jakub Jelinek <jakub@redhat.com>
2652 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
2653 * cfgbuild.c (make_edges): Handle asm goto.
2654 * cfglayout.c (fixup_reorder_chain): Likewise.
2655 * cfgrtl.c (patch_jump_insn): Likewise.
2656 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
2657 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
2658 (gimple_build_asm_vec): Add and use labels parameter.
2659 (gimple_build_asm): Remove.
2660 (walk_gimple_asm): Walk labels too.
2661 * gimple.def (GIMPLE_ASM): Update docs.
2662 * gimple.h: Update decls.
2663 (struct gimple_statement_asm): Change nc to use unsigned char;
2665 (gimple_asm_nlabels): New.
2666 (gimple_asm_label_op, gimple_asm_set_label_op): New.
2667 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
2668 into gimple_build_asm_vec.
2669 * jump.c (mark_jump_label_asm): New.
2670 (mark_jump_label): Use it.
2671 (redirect_jump_1): Handle asm goto.
2672 (invert_jump_1): Soft fail if X is null.
2673 * recog.c (extract_asm_operands): New.
2674 (asm_noperands): Use it; handle asm labels.
2675 (decode_asm_operands): Use extract_asm_operands.
2676 (asm_operand_ok): Properly handle empty string.
2677 * reg-stack.c (get_asm_operands_in_out): Rename from
2678 get_asm_operand_n_inputs; use extract_asm_operands; return both
2679 inputs and outputs by reference; update all callers.
2680 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
2681 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
2682 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
2683 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
2684 (extract_asm_operands): Declare.
2685 * stmt.c (expand_asm_operands): Add and use labels parameter.
2686 (check_unique_operand_names): Likewise.
2687 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
2688 (expand_asm_stmt): Handle asm labels.
2689 * tree-cfg.c (make_gimple_asm_edges): New.
2690 (make_edges): Use it.
2691 (cleanup_dead_labels): Handle asm labels.
2692 (is_ctrl_altering_stmt): Likewise.
2693 (gimple_redirect_edge_and_branch): Likewise.
2694 * tree.def (ASM_EXPR): Add 5th operand.
2695 * tree.h (ASM_LABELS): New.
2696 (resolve_asm_operand_names): Update decl.
2698 * c-parser.c (c_parser_asm_statement): Parse asm goto.
2699 (c_parser_asm_goto_operands): New.
2700 * c-tree.h (build_asm_expr): Update decl.
2701 * c-typeck.c (build_asm_expr): Add and use labels parameter.
2702 * doc/extend.texi: Document asm goto.
2704 2009-09-14 Richard Henderson <rth@redhat.com>
2706 * except.h: Update declarations.
2707 (struct pointer_map_t): Forward declare.
2708 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
2709 (struct eh_landing_pad_d, eh_landing_pad): New.
2710 (struct eh_catch_d, eh_catch): New.
2711 (struct eh_region_d): Remove next_region_sharing_label, aka,
2712 label, tree_label, landing_pad, post_landing_pad, resume,
2713 may_contain_throw. Rename region_number to index. Remove
2714 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
2715 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
2716 (VEC(eh_landing_pad,gc)): New.
2717 (struct eh_status): Remove last_region_number. Add lp_array,
2718 throw_stmt_table, ttype_data, ehspec_data.
2719 (ehr_next, FOR_ALL_EH_REGION_AT): New.
2720 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
2721 * except.c (lang_protect_cleanup_actions): Return tree.
2722 (struct ehl_map_entry): Remove.
2723 (init_eh_for_function): Push zero entries for region and lp_array.
2724 (gen_eh_region): Add to region_array immediately.
2725 (gen_eh_region_catch): Operate on eh_catch objects.
2726 (gen_eh_landing_pad): New.
2727 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
2728 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
2729 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
2730 (get_eh_landing_pad_from_number_fn): New.
2731 (get_eh_landing_pad_from_number): New.
2732 (get_eh_region_from_lp_number_fn): New.
2733 (get_eh_region_from_lp_number): New.
2734 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
2735 (get_exception_pointer, get_exception_filter): Remove.
2736 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
2737 (current_function_has_exception_handlers): Simplify.
2738 (bring_to_root, eh_region_replaceable_by_p): Remove.
2739 (replace_region, hash_type_list, hash_eh_region): Remove.
2740 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
2741 (label_to_region_map, num_eh_regions): Remove.
2742 (get_next_region_sharing_label, must_not_throw_labels): Remove.
2743 (find_exception_handler_labels): Remove.
2744 (duplicate_eh_regions_0, find_prev_try): Remove.
2745 (struct duplicate_eh_regions_data): New.
2746 (duplicate_eh_regions_1): Rewrite.
2747 (duplicate_eh_regions): Return a pointer map instead of an
2749 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
2750 (redirect_eh_edge_to_label): Remove.
2751 (eh_region_outermost): Rewrite using eh_region pointers
2752 instead of integers.
2753 (add_ttypes_entry): Update for ttype_data move to eh_status.
2754 (add_ehspec_entry): Rewrite with VEC instead of varray.
2755 (assign_filter_values): Likewise. Export.
2756 (build_post_landing_pads, connect_post_landing_pads): Remove.
2757 (dw2_build_landing_pads): Rewrite to use lp_array.
2758 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
2759 (sjlj_assign_call_site_values): Rewrite to use lp_array.
2760 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
2761 (sjlj_mark_call_sites): Update for landing pad numbers.
2762 (finish_eh_generation): Rewrite.
2763 (gate_handle_eh): Do nothing for no eh tree.
2764 (pass_rtl_eh): Move up near finish_eh_generation.
2765 (remove_eh_landing_pad): New.
2766 (remove_eh_handler): Export.
2767 (remove_eh_region, remove_eh_handler_and_replace): Remove.
2768 (for_each_eh_label): Rewrite to use lp_array.
2769 (make_reg_eh_region_note): New.
2770 (make_reg_eh_region_note_nothrow_nononlocal): New.
2771 (insn_could_throw_p): New.
2772 (copy_reg_eh_region_note_forward): New.
2773 (copy_reg_eh_region_note_backward): New.
2774 (check_handled, add_reachable_handler): Remove.
2775 (reachable_next_level, foreach_reachable_handler): Remove.
2776 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
2777 (get_eh_region_and_lp_from_rtx): New.
2778 (get_eh_region_from_rtx): New.
2779 (can_throw_internal_1, can_throw_external_1): Remove.
2780 (can_throw_internal): Use get_eh_region_from_rtx.
2781 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
2782 (insn_nothrow_p, can_nonlocal_goto): New.
2783 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
2784 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
2785 (add_action_record): Use VEC not varray.
2786 (collect_one_action_chain): Update for eh_region changes.
2787 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
2788 Use get_eh_region_and_lp_from_rtx.
2789 (gate_convert_to_eh_region_ranges): New.
2790 (pass_convert_to_eh_region_ranges): Use it.
2791 (push_uleb128, push_sleb128): Use VEC not varray.
2792 (output_one_function_exception_table): Likewise.
2793 (dump_eh_tree): Update for eh_region changes.
2794 (verify_eh_tree): Likewise.
2795 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
2796 * tree-eh.c: Include target.h.
2797 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
2798 Don't disallow GIMPLE_RESX; adjust argument check.
2799 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
2800 (record_stmt_eh_region): Update for landing pad numbers;
2801 generate a landing pad if necessary.
2802 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
2803 (remove_stmt_from_eh_lp_fn): Similarly.
2804 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
2805 Update for lp numbers; don't special case missing throw_stmt_table.
2806 (lookup_expr_eh_lp): Similarly.
2807 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
2808 (eh_seq, eh_region_may_contain_throw): New.
2809 (struct leh_state): Add ehp_region.
2810 (struct leh_tf_state): Remove eh_label.
2811 (emit_post_landing_pad): New.
2812 (emit_resx, emit_eh_dispatch): New.
2813 (note_eh_region_may_contain_throw): New.
2814 (frob_into_branch_around): Take eh_region not eh label;
2815 emit eh code into eh_seq.
2816 (honor_protect_cleanup_actions): Early exit for no actions. Don't
2817 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
2818 lower_eh_must_not_throw. Emit code to eh_seq.
2819 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
2820 (lower_try_finally_onedest): Likewise.
2821 (lower_try_finally_copy): Likewise.
2822 (lower_try_finally_switch): Likewise.
2823 (lower_try_finally): Initialize ehp_region.
2824 (lower_catch): Update for eh_catch objects.
2825 (lower_eh_filter): Don't handle must_not_throw.
2826 (lower_eh_must_not_throw): New.
2827 (lower_cleanup): Don't set eh_label.
2828 (lower_eh_constructs_2): Resolve eh builtins.
2829 Handle GIMPLE_EH_MUST_NOT_THROW.
2830 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
2831 Add eh_seq to the end of the function body.
2832 (make_eh_dispatch_edges): New.
2833 (make_eh_edge): Remove.
2834 (make_eh_edges): Simplify for landing pads.
2835 (redirect_eh_edge_1): New.
2836 (redirect_eh_edge): Use it.
2837 (redirect_eh_dispatch_edge): New.
2838 (stmt_could_throw_p): Use a switch. Allow RESX.
2839 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
2840 (stmt_can_throw_internal): Likewise.
2841 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
2842 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
2843 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
2844 (gate_refactor_eh): New.
2845 (pass_refactor_eh): Use it.
2846 (lower_resx, execute_lower_resx, pass_lower_resx): New.
2847 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
2848 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
2849 (remove_unreachable_handlers): Rename from
2850 tree_remove_unreachable_handlers; rewrite for landing pads;
2851 call remove_eh_handler directly.
2852 (remove_unreachable_handlers_no_lp): New.
2853 (unsplit_eh, unsplit_all_eh): New.
2854 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
2855 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
2856 (cleanup_empty_eh_unsplit): New.
2857 (cleanup_empty_eh): Rewrite.
2858 (cleanup_all_empty_eh): New.
2859 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
2860 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
2861 (gate_cleanup_eh): New.
2862 (pass_cleanup_eh): Use it.
2863 (verify_eh_edges): Move later in file. Expect one EH edge.
2864 (verify_eh_dispatch_edge): New.
2866 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
2867 (gtype-desc.o): Add TARGET_H.
2868 (tree.o): Use EXCEPT_H, not except.h.
2869 (cfgbuild.o): Add EXPR_H.
2870 (GTFILES): Add vecprim.h.
2871 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
2872 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
2873 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
2874 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
2875 * calls.c (emit_call_1): Use make_reg_eh_region_note.
2876 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
2877 calls to can_throw_internal.
2878 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
2879 (make_edges): Don't handle RESX; use can_nonlocal_goto.
2880 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
2881 (expand_gimple_stmt): Use make_reg_eh_region_note.
2882 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
2883 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
2884 or find_exception_handler_labels.
2885 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
2886 there is exacly one EH edge. Use can_nonlocal_goto and
2888 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
2889 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
2890 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
2891 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
2892 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
2893 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
2894 * dse.c (scan_insn): Use insn_could_throw_p.
2895 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
2896 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
2897 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
2898 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
2899 EXC_PTR_EXPR or FILTER_EXPR.
2900 (tree_expr_nonzero_warnv_p): Likewise.
2901 * function.h: Include vecprim.h, not varray.h
2902 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
2903 move ttype_data and ehspec_data members to struct eh_status; change
2904 action_record_data member to a VEC.
2905 * gcse.c (hash_scan_set): Use can_throw_internal.
2906 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
2907 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
2908 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
2909 (block_may_fallthru): Don't handle RESX_EXPR.
2910 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
2911 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
2912 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
2913 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
2914 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
2915 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
2916 (gimple_size): Likewise.
2917 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
2918 (gimple_build_resx): Use gimple_build_with_ops.
2919 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
2920 (is_gimple_val): Likewise.
2921 (is_gimple_stmt): Remove RESX_EXPR.
2922 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
2923 (GIMPLE_RESX): Reorder with other EH constructs.
2924 * gimple.h (struct gimple_statement_eh_mnt): New.
2925 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
2926 (gimple_eh_filter_must_not_throw): Remove.
2927 (gimple_eh_filter_set_must_not_throw): Remove.
2928 (gimple_eh_must_not_throw_fndecl): New.
2929 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
2930 (is_gimple_resx): New.
2931 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
2932 Don't copy EH_FILTER_MUST_NOT_THROW.
2933 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
2934 * ipa-inline.c (estimate_function_body_sizes): Don't try to
2935 handle must_not_throw_labels specially.
2936 * ipa-pure-const.c (check_call): Update debug statement for LP.
2937 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
2938 * ipa-utils.c (get_base_var): Likewise.
2939 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
2940 * lower-subreg.c (move_eh_region_note): Remove.
2941 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
2942 * omp-low.c (new_omp_context): Update for eh_lp_nr.
2943 (create_task_copyfn): Likewise.
2944 (maybe_catch_exception): Use gimple_build_eh_filter.
2945 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
2946 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
2947 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
2948 and pass_lower_resx.
2949 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
2950 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
2951 can_throw_internal, can_nonlocal_goto.
2952 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
2953 copy_reg_eh_region_note_forward.
2954 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
2955 (emit_output_reload_insns): Likewise.
2956 (copy_eh_notes): Remove.
2957 * rtl.def (RESX): Remove.
2958 * rtl.h: Update declarations.
2959 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
2960 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
2961 (update_eh_label): Remove.
2962 (cleanup_dead_labels_eh): New.
2963 (cleanup_deal_labels): Use it instead of update_eh_label.
2964 (gimple_merge_blocks): Update landing pad data structure when
2965 removing a landing pad label.
2966 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
2967 test; handle GIMPLE_EH_MUST_NOT_THROW.
2968 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
2969 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
2970 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
2971 (verify_stmt): Likewise. Verify landing pads.
2972 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
2973 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
2974 (struct move_stmt_d): Add eh_map.
2975 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
2976 (move_stmt_r): Remap eh region numbers in builtin calls,
2977 resx and eh_dispatch.
2978 (move_block_to_fn): Remove eh_offset parameter. Use
2979 maybe_duplicate_eh_stmt_fn.
2980 (find_outermost_region_in_block): Operate on eh_region pointers
2981 instead of region numbers.
2982 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
2983 duplicate_eh_regions.
2984 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
2985 test earlier. Disallow EH landing pads.
2986 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
2987 * tree-flow.h: Update declarations.
2988 (struct tree_ann_common_d): Replace rn with lp_nr.
2989 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
2990 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
2991 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
2992 resx and eh_dispatch.
2993 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
2994 (copy_edges_for_bb): Use make_eh_dispatch_edges.
2995 (copy_cfg_body): Expect eh_map instead of eh_region_offset
2996 from duplicate_eh_regions.
2997 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
2998 update RESX; handle EH_DISPATCH.
2999 (expand_call_inline): Set eh_lp_nr, not eh_region.
3000 (maybe_inline_call_in_expr): Likewise.
3001 * tree-inline.h (struct copy_body_data): Replace eh_region with
3002 eh_lp_nr, eh_region_offset with eh_map.
3003 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
3004 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
3005 * tree-pretty-print.c (dump_generic_node): Don't handle
3006 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
3007 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
3008 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
3009 EXC_PTR_EXPR, FILTER_EXPR.
3010 * tree-ssa-operands.c (get_expr_operands): Likewise.
3011 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
3012 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
3013 (ao_ref_init_from_vn_reference): Likewise.
3014 * tree-ssa-sink.c (statement_sink_location): Likewise.
3015 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
3016 (mark_virtual_phi_result_for_renaming): Export. Tidy.
3017 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
3018 EXC_PTR_EXPR, FILTER_EXPR.
3019 (is_exception_related): Remove.
3020 (compute_avail): Don't call it.
3021 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
3022 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
3023 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
3024 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
3026 (build_resx): Remove.
3027 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
3028 * tree.h: Update declarations.
3029 (EH_FILTER_MUST_NOT_THROW): Remove.
3030 (struct tree_label_decl): Add eh_landing_pad_nr.
3031 (EH_LANDING_PAD_NR): New.
3032 * value-prof.c (gimple_ic): Tidy variable names. Update for
3033 landing pad numbers.
3034 (gimple_stringop_fixed_value): Tidy variable names. Assert
3035 that neither call stmt can throw.
3036 * vecprim.h (uchar): New.
3037 (VEC(uchar,heap), VEC(uchar,gc)): New.
3039 * c-common.c (c_define_builtins): Update call to
3040 build_common_builtin_nodes.
3041 * c-parser.c (c_parse_file): Don't call
3042 default_init_unwind_resume_libfunc.
3044 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
3046 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
3047 (mips_cprestore_address_p): Likewise.
3048 (mips_save_gp_to_cprestore_slot): Likewise.
3049 (mips_restore_gp): Rename to...
3050 (mips_restore_gp_from_cprestore_slot): ...this.
3051 (mips_must_initialize_gp_p): Declare.
3052 (mips_emit_save_slot_move): Likewise.
3053 (mips_output_load_label): Return nothing.
3054 (mips_eh_uses): Declare.
3055 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
3056 (TARGET_CPRESTORE_DIRECTIVE): New macro.
3057 (TARGET_ABSOLUTE_JUMPS): Likewise.
3058 (EH_USES): Likewise.
3059 (FIRST_PSEUDO_REGISTER): Update comment.
3060 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
3061 (MIPS_CALL): ...here.
3062 (REGISTER_NAMES): Add $cprestore.
3063 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
3064 Add load_label_length, has_inflexible_gp_insn_p,
3065 has_flexible_gp_insn_p, must_initialize_gp_p and
3066 must_restore_gp_when_clobbered_p.
3067 (mips_expand_call): Don't generate split instructions here.
3068 (mips_split_call): Update the call to mips_restore_gp after
3069 the above name change.
3070 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
3071 (mips_find_gp_ref): New function.
3072 (mips_insn_has_inflexible_gp_ref_p): Likewise.
3073 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
3074 (mips_insn_has_flexible_gp_ref_p): Likewise.
3075 (mips_cfun_has_flexible_gp_ref_p): Likewise.
3076 (mips_function_has_gp_insn): Delete.
3077 (mips_global_pointer): Drop the df_regs_ever_live_p check.
3078 Use the new functions above. Only return INVALID_REGNUM
3079 for TARGET_ABSOLUTE_JUMPS.
3080 (mips_must_initialize_gp_p): New function.
3081 (mips_get_cprestore_base_and_offset): New function, extracted from...
3082 (mips_cprestore_slot): ...here. Take a bool parameter.
3083 (mips_cfun_has_cprestore_slot_p): New function.
3084 (mips_cprestore_address_p): Likewise.
3085 (mips_save_gp_to_cprestore_slot): Likewise.
3086 (mips_restore_gp): Rename to...
3087 (mips_restore_gp_from_cprestore_slot): ...this. Assert
3088 epilogue_completed. Update the call to mips_cprestore_slot.
3089 Test cfun->machine->must_restore_gp_when_clobbered_p.
3090 (mips_direct_save_slot_move_p): New function.
3091 (mips_emit_save_slot_move): Likewise.
3092 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
3093 of cfun->machine->global_pointer.
3094 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
3095 (mips_save_reg): Use mips_emit_save_slot_move.
3096 (mips_expand_prologue): Set must_initialize_gp_p.
3097 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
3098 for all cprestore saves. Emit a use_cprestore instruction after
3099 setting up the cprestore slot.
3100 (mips_restore_reg): Use mips_emit_save_slot_move.
3101 (mips_process_load_label): New function.
3102 (mips_load_label_length): Likewise.
3103 (mips_output_load_label): Don't return asm: output it here instead.
3104 Use mips_process_load_label.
3105 (mips_adjust_insn_length): Adjust the length of branch instructions
3106 that have length MAX_PIC_BRANCH_LENGTH.
3107 (mips_output_conditional_branch): Update the call to
3108 mips_output_load_label. Assume the branch target is OPERANDS[0]
3109 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
3110 (mips_output_order_conditional_branch): Swap the meaning of
3111 OPERANDS[0] and OPERANDS[1].
3112 (mips_variable_issue): Don't count ghost instructions.
3113 (mips_expand_ghost_gp_insns): New function.
3114 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
3115 (mips_output_mi_thunk): Set must_initialize_gp_p.
3116 (mips_eh_uses): New function.
3117 * config/mips/predicates.md (cprestore_save_slot_operand)
3118 (cprestore_load_slot_operand): New predicates.
3119 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
3120 (UNSPEC_MOVE_GP): Likewise.
3121 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
3122 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
3123 (CPRESTORE_SLOT_REGNUM): New register.
3124 (MAX_PIC_BRANCH_LENGTH): New constant.
3125 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
3126 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
3127 branches. Fix commentary.
3128 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
3129 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
3130 Change type to "ghost".
3131 (loadgp_absolute_<mode>): Likewise.
3132 (loadgp_rtp_<mode>): Likewise.
3133 (copygp_mips16): Likewise.
3134 (loadgp_blockage): Remove redundant mode attribute.
3135 (potential_cprestore): New instruction.
3136 (cprestore): Turn into an unspec set.
3137 (use_cprestore): New instruction.
3138 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
3139 (*branch_fp_inverted): Likewise.
3140 (*branch_order<mode>): Likewise.
3141 (*branch_order<mode>_inverted): Likewise.
3142 (*branch_equality<mode>): Likewise.
3143 (*branch_equality<mode>_inverted): Likewise.
3144 (*branch_bit<bbv><mode>): Likewise.
3145 (*branch_bit<bbv><mode>_inverted): Likewise.
3146 (*branch_equality<mode>_mips16): Remove redundant mode.
3147 (jump): Turn into a define_expand.
3148 (*jump_absolute): New instruction.
3149 (*jump_pic): Likewise.
3150 (*jump_mips16): Rename previously-unnamed pattern. Remove
3151 redundant mode attribute.
3152 (restore_gp): Split on epilogue_completed rather than
3153 reload_completed. Change type to "ghost".
3154 (move_gp<mode>): New instruction.
3155 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
3156 Remove redundant mode attribute.
3157 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
3158 (bc1any4f, bc1any2t, bc1any2f): Likewise.
3159 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
3161 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3164 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
3165 are returned in the same register (vs34 or v2) that Altivec vector
3166 types are returned in.
3167 (rs6000_libcall_value): Ditto.
3170 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
3171 instead of explicit addsi3/adddi3 calls.
3172 (rs6000_split_multireg_move): Ditto.
3173 (rs6000_emit_allocate_stack): Ditto.
3174 (rs6000_emit_prologue): Ditto.
3175 (rs6000_output_mi_thunk): Ditto.
3177 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
3178 size is 64 bits if we can use 64-bit registers.
3180 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
3182 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
3185 From Jie Zhang <jie.zhang@analog.com>:
3186 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
3187 save FP and RETS with saveall attribute.
3188 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
3189 with saveall attribute.
3191 * config/bfin/bfin.c (bfin_expand_builtin,
3192 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
3195 From Jie Zhang <jie.zhang@analog.com>:
3196 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
3197 before use in two places.
3198 * config/bfin/bfin.md (AREG): Define mode iterator.
3199 (reload_in, reload_out): Use mode iterator AREG.
3201 2009-09-14 Richard Guenther <rguenther@suse.de>
3204 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
3205 EH personality path.
3207 2009-09-13 Richard Guenther <rguenther@suse.de>
3208 Rafael Avila de Espindola <espindola@google.com>
3210 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
3211 (LANG_HOOKS_EH_PERSONALITY): Likewise.
3212 (LANG_HOOKS_INITIALIZER): Adjust.
3213 (lhd_pass_through_t): Declare.
3214 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
3216 * langhooks.c (lhd_pass_through_t): New function.
3217 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
3218 dwarf2out_begin_prologue): Use personality from current_function_decl.
3219 * expr.h (get_personality_function): Declare.
3220 * expr.c (get_personality_function): New function.
3221 (build_personality_function): Likewise.
3222 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
3223 (eh_personality_libfunc): Remove.
3224 * optabs.c (build_libfunc_function): New function split out from ...
3225 (init_one_libfunc): ... here.
3226 * tree.h (DECL_FUNCTION_PERSONALITY): New.
3227 (tree_function_decl): Add personality.
3228 (lhd_gcc_personality): Declare.
3229 (build_personality_function): Likewise.
3230 * tree.c (gcc_eh_personality_decl): New.
3231 (lhd_gcc_personality): New function.
3232 * except.h (lang_eh_runtime_type): Remove.
3233 (enum eh_personality_kind): New.
3234 (build_personality_function): Declare.
3235 (function_needs_eh_personality): Declare.
3236 * except.c (lang_eh_runtime_type): Remove.
3237 (function_needs_eh_personality): New function.
3238 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
3239 (sjlj_emit_function_enter, output_function_exception_table):
3240 Use personality from current_function_decl.
3241 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
3242 * tree-inline.c (tree_can_inline_p): Do not inline across different
3244 (expand_call_inline): Likewise. Adjust the callers EH personality.
3245 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
3246 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
3247 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
3248 (c-parser.o): Likewise
3249 * c-tree.h (c_eh_initialized_p): Remove.
3250 (c_maybe_initialize_eh): Likewise.
3251 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
3252 (finish_decl): Don't call c_maybe_initialize_eh.
3253 (c_eh_initialized_p): Remove.
3254 (c_maybe_initialize_eh): Likewise.
3255 * c-parser.c (c_parser_omp_construct): Likewise.
3256 (c_parse_file): Initialize exception handling.
3258 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
3260 * config.gcc (tm_file): Remove i386/biarch32.h
3261 for i?86-w64-mingw* case.
3262 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
3264 * config.host: Set for x64 mingw the option
3265 use_long_long_for_widest_fast_int to yes.
3267 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
3269 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
3270 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
3271 (dbxout_begin_function): Likewise.
3272 * final.c (dwarf2_debug_info_emitted_p): New predicate.
3273 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
3274 set on the function.
3275 (final_end_function): Likewise.
3276 (final_scan_insn): Likewise.
3277 (rest_of_handle_final): Likewise.
3278 * varasm.c (assemble_start_function): Likewise.
3279 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
3281 2009-09-12 Jason Merrill <jason@redhat.com>
3283 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
3284 * opts.c (common_handle_option): constify.
3286 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
3288 * doc/install.texi (avr): Remove obsolete reference site.
3290 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
3292 * doc/install.texi (Binaries): Adjust AIX link.
3294 2009-09-12 Akim Demaille <demaille@gostai.com>
3296 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
3297 Use an imperative sentence.
3299 2009-09-11 Richard Henderson <rth@redhat.com>
3301 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
3302 structure-name and has-tree-operands arguments; update all entries.
3303 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
3305 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
3306 (gsstruct_code_size): New.
3307 (gss_for_code_): New.
3308 (gss_for_code): Remove.
3309 (gimple_size): Rewrite using gsstruct_code_size.
3310 (gimple_statement_structure): Move to gimple.h.
3311 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
3312 (gss_for_code, gimple_statement_structure): New.
3313 (gimple_ops): Use new arrays; tidy.
3315 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3317 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
3318 operand to be a PLUS expression.
3319 * config/pa/pa.c (pa_secondary_reload): Likewise.
3321 2009-09-11 Jakub Jelinek <jakub@redhat.com>
3323 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
3325 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
3328 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
3330 From Jie Zhang <jie.zhang@analog.com>:
3331 * doc/extend.texi (node Function Attributes): Document l2
3333 (node Blackfin Variable Attributes): Document l2 variable attributes.
3335 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
3337 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
3338 to match the system compiler's configuration at inflection point.
3339 Add comment to remark a remaining difference with system compiler.
3341 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
3342 * configure: Regenerate.
3344 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
3346 From Jie Zhang <jie.zhang@analog.com>:
3347 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
3348 (bfin_handle_l2_attribute): New.
3349 (bfin_attribute_table): Add l2 attribute.
3351 2009-09-11 Michael Matz <matz@suse.de>
3354 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
3355 on the local_decls list.
3357 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
3361 * cselib.c (cselib_expand_value_rtx_cb): Document callback
3363 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
3364 for VALUEs, to implement the documented interface.
3365 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
3366 Adjust for VALUEs and anything else, to implement the
3367 documented interface.
3369 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
3371 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
3372 with actual SPE/paired vector modes before using 64-bit alignment.
3373 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
3375 2009-09-10 DJ Delorie <dj@redhat.com>
3377 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
3380 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
3381 * config/mep/mep.c (mep_legitimate_constant_p): New.
3382 * config/mep/mep-protos.h: Prototype it.
3384 2009-09-10 Richard Henderson <rth@redhat.com>
3386 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
3388 2009-09-10 Jason Merrill <jason@redhat.com>
3390 * tree.c (chain_index): New fn.
3391 * tree.h: Declare it.
3393 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3395 * config/sol2-c.c (cmn_err_length_specs): Initialize
3396 scalar_identity_flag.
3398 2009-09-10 Richard Henderson <rth@redhat.com>
3400 * tree.h (struct tree_decl_common): Move align member earlier;
3401 move label_decl_uid member ...
3402 (struct tree_label_decl): ... here.
3403 (LABEL_DECL_UID): Update to match.
3405 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
3408 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
3409 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
3411 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
3412 dest_prev if the edge is complex.
3414 * tree-cfg.c (is_ctrl_stmt): Use a switch.
3416 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
3417 loop latch tests earlier.
3419 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
3420 before GIMPLE_RETURN, not after its predecessor; insert
3423 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
3424 gimple_seq_empty_p to test for no PHI nodes.
3425 * tree-cfg.c (split_critical_edges): Likewise.
3427 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
3429 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
3431 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
3432 introduced by the VTA branch merge.
3434 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
3436 * ira-conflicts.c: Use fputs or putc instead of fprintf
3440 * tree-switch-conversion.c: Ditto.
3442 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
3444 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
3445 introduced by the VTA branch merge.
3447 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
3450 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
3452 PR rtl-optimization/39779
3453 * expr.c (convert_modes): Return when mode == oldmode after
3454 CONST_INTs are processed.
3456 2009-09-10 Nick Clifton <nickc@redhat.com>
3458 * config/mep/mep.c (mep_encode_section_info): Copy weakness
3459 attribute and referring decl when creating renamed symbol.
3461 2009-09-10 Richard Guenther <rguenther@suse.de>
3464 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
3466 (cgraph_finalize_compilation_unit): Compute reachability
3467 before emitting thunks. Properly process aliases before
3468 possibly removing unreachable nodes.
3470 2009-09-10 Richard Guenther <rguenther@suse.de>
3473 * tree.c (struct free_lang_data_d): Add worklist member.
3474 (find_decls_types_r): Push onto the worklist instead of recursing.
3475 Handle TREE_BINFOs properly.
3476 (find_decls_types): New function wrapped around find_decls_types_r
3477 to process the worklist.
3478 (find_decls_types_in_eh_region): Use it.
3479 (find_decls_types_in_node): Likewise.
3480 (find_decls_types_in_var): Likewise.
3481 (free_lang_data_in_cgraph): Likewise. Free the worklist.
3482 * tree.h (RECORD_OR_UNION_TYPE_P): New.
3483 (AGGREGATE_TYPE_P): Adjust.
3485 2009-09-09 Jason Merrill <jason@redhat.com>
3487 * configure.ac: Check glibc version even if we have an in-tree
3490 2009-09-09 Anthony Green <green@moxielogic.com>
3492 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
3493 the constant 0 when appropriate.
3494 * config/moxie/constraints.md: Add constraint O.
3496 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
3497 to pass up to 6 32-bit argument values in registers.
3498 (moxie_function_arg): Ditto.
3499 (moxie_arg_partial_bytes): Ditto.
3500 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
3501 (REG_PARM_STACK_SPACE): Ditto.
3502 (FUNCTION_ARG_REGNO_P): Ditto.
3504 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
3505 instruction to allocate stack space.
3507 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
3509 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
3510 unnecessarily stringent constraints. Fix address
3511 calculation in the splitters.
3513 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
3515 PR rtl-optimization/39779
3516 * expr.c (convert_modes): Return when mode == oldmode after
3517 CONST_INTs are processed.
3519 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
3522 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
3523 (ix86_expand_prologue): Take frame.padding0 into logic of
3525 (ix86_expand_epilogue): Likewise.
3527 2009-09-09 Jakub Jelinek <jakub@redhat.com>
3529 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
3531 (SHLIB_LINK, SHLIB_INSTALL): Use them.
3532 * config/t-slibgcc-libgcc: New file.
3533 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
3535 2009-09-09 Martin Jambor <mjambor@suse.cz>
3537 PR tree-optimization/41089
3538 * tree-sra.c (find_var_candidates): Do not consider va_lists in
3541 2009-09-09 Richard Henderson <rth@redhat.com>
3543 * gimple.h (CASE_GIMPLE_OMP): New.
3544 (is_gimple_omp): Use it.
3545 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
3546 (verify_gimple_debug): Likewise.
3548 2009-09-09 Richard Guenther <rguenther@suse.de>
3550 PR tree-optimization/41101
3551 * tree-ssa-pre.c (maximal_set): Remove.
3552 (compute_antic_aux): Treat the maximal set as implicitly all ones.
3553 Defer all blocks we didn't visit at least one successor.
3554 (add_to_exp_gen): Do not add to the maximal set.
3555 (make_values_for_phi): Likewise.
3556 (compute_avail): Likewise.
3557 (init_pre): Do not allocate the maximal set.
3558 (execute_pre): Do not dump it.
3560 2009-09-09 Martin Jambor <mjambor@suse.cz>
3562 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
3563 an SSA_NAME rather than a is_gimple_variable.
3565 2009-09-09 Richard Guenther <rguenther@suse.de>
3568 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
3569 code dealing with plain pointer bases.
3570 (maybe_fold_offset_to_reference): Likewise.
3571 (maybe_fold_stmt_addition): Adjust.
3573 2009-09-09 Richard Guenther <rguenther@suse.de>
3575 * tree.c (free_lang_data_in_type): Do not free the type variant
3577 (free_lang_data): Merge char_type_node with its properly signed
3579 (pass_ipa_free): Collect after freeing language specific data.
3581 2009-09-09 Michael Matz <matz@suse.de>
3584 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
3585 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
3586 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
3589 2009-09-08 DJ Delorie <dj@redhat.com>
3591 * config/mep/mep.c (conversions[]): Add "ml" pattern.
3593 2009-09-04 Jason Merrill <jason@redhat.com>
3595 * tree.c (tree_find_value): Remove.
3596 * tree.h: Remove prototype.
3597 * varasm.c (assemble_external): Use value_member instead.
3599 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
3601 * toplev.c (process_options): Choose default debugging type when
3602 gtoggle enables debug info and type is unset.
3604 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
3608 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
3611 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
3613 * configure: Rebuilt with modified libtool.m4.
3615 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
3620 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
3622 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
3624 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
3625 (remove_statement): Likewise.
3626 (rewrite_use_nonlinear_expr): Adjust.
3627 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
3628 * tree-ssa.c (release_defs_bitset): ... this. New.
3629 * tree-flow.h (release_defs_bitset): Declare.
3631 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
3634 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
3635 in the middle block.
3637 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
3639 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
3640 via intptr_t to long type.
3641 (insert_operand_rank): Cast long type via intptr_t to
3643 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
3645 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
3646 from pointer to unsigned via uintptr_t.
3648 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
3649 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
3651 * configure: Regenerated.
3652 * config.in: Regenerated
3653 * system.h (stdint.h): Add include.
3654 (inttypes.h): Likewise.
3655 * Makefile.in (aclocal): Add config/stdint.m4.
3656 * aclocal.m4: Regenerated.
3658 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
3660 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
3662 (note_np_check_stores): New function.
3663 (harmless_null_pointer_p): New function.
3664 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
3665 changed. Take into account whether we're in the shadow of a condjump
3666 that tested NP_REG for NULL.
3667 Lose all code that tested for SEQUENCEs.
3668 (workaround_speculation): Avoid inserting NOPs for loads that are
3669 either always executed or a NULL pointer.
3671 2009-09-08 Jan Hubicka <jh@suse.cz>
3673 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
3674 * params.def (early-inlining-insns): Likewise.
3676 2009-09-08 Jakub Jelinek <jakub@redhat.com>
3678 PR rtl-optimization/41239
3679 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
3680 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
3682 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
3683 across calls, as the calls might not always return normally.
3684 (call_may_noreturn_p): New function.
3685 (deps_analyze_insn): Update last_function_call_may_noreturn list.
3686 (init_deps): Initialize it.
3687 (remove_from_deps): Also remove calls from
3688 last_function_call_may_noreturn list.
3690 2009-09-07 Richard Henderson <rth@redhat.com>
3692 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
3693 more VR->OPERANDS than LHS operands. Free LHS before returning.
3695 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
3697 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
3698 (attr "addrtype"): New member "spreg".
3699 Use it if mem_spfp_address_operand is true for the address.
3700 (attr "type"): New entry "stall".
3701 (cpu_unit "load"): New.
3702 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
3704 (insn_reservation "loadsp"): New.
3705 (insn_reservation "load_stall1"): New.
3706 (insn_reservation "load_stall3"): New.
3708 * config/bfin/predicates.md (const1_operand, const3_operand): New.
3709 (mem_p_address_operand): Exclude stack and frame pointer based
3711 (mem_spfp_address_operand): New; match them here.
3712 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
3713 (bfin_reorg): Call it if scheduling insns.
3714 (bfin_gen_bundles): Remove dummy insns created by
3715 add_sched_insns_for_speculation.
3717 From Jie Zhang <jie.zhang@analog.com>:
3718 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
3719 bfin_si_revision, bfin_workarounds): Move these ...
3720 * config/bfin/bfin.h: ... here.
3722 From Mike Frysinger <michael.frysinger@analog.com>
3723 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
3724 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
3725 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
3726 bf547m, bf548m, and bf549m.
3727 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
3728 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
3729 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
3730 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
3731 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
3732 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
3733 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
3734 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
3735 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
3736 bf542m, bf544m, bf547m, bf548m, and bf549m.
3738 From Jie Zhang <jie.zhang@analog.com>:
3739 * config/bfin/predicates.md (p_register_operand): New predicate.
3740 (dp_register_operand): New predicate.
3741 * config/bfin/bfin-protos.h (WA_05000074): Define.
3742 (ENABLE_WA_05000074): Define.
3743 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
3744 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
3745 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
3746 (define_attr addrtype): Allow load/store register to be P register.
3747 (define_attr storereg): New.
3748 (define_cpu_unit anomaly_05000074): New.
3749 (define_insn_reservation dsp32shiftimm): New.
3750 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
3751 (define_insn_reservation loadp): Cannot use slot2.
3752 (define_insn_reservation loadsp): Cannot use slot2.
3753 (define_insn_reservation storep): Cannot use slot2. Does not
3754 apply when working around 05000074.
3755 (define_insn_reservation storep_anomaly_05000074): New.
3756 (define_insn_reservation storei): Does not apply when working
3758 (define_insn_reservation storei_anomaly_05000074): New.
3759 (define_attr length): Add dsp32shiftimm case.
3760 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
3761 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
3762 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
3763 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
3764 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
3766 2009-09-07 Martin Jambor <mjambor@suse.cz>
3769 * tree-sra.c (create_artificial_child_access): Return NULL if
3770 build_ref_for_offset fails.
3771 (propagate_subacesses_accross_link): Allow build_ref_for_offset
3772 and create_artificial_child_access to fail.
3774 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
3777 * unwind-dw2.c (uw_init_context_1): Mark noinline.
3778 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
3779 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
3781 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
3783 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
3784 block, ensure it has an exit edge. Emit a barrier after a jump.
3786 2009-09-07 Nick Clifton <nickc@redhat.com>
3788 * gcc.c (this_is_linker_script): New variable. Like
3789 this_is_library_file but for the %T constructor.
3790 (end_going_arg): If this_is_linker_script is set then locate the
3791 script and insert a --script switch before it
3792 (do_spec_2): Initialise this_is_linker_script.
3793 (do_spec_1): Likewise. Handle %T construct.
3794 (eval_spec_function): Preserve this_is_linker_script.
3795 * doc/invoke.texi: Document %T construct in spec files.
3796 * config/m32c/m32c.h (LIB_SPEC): Use it.
3798 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3800 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
3801 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
3802 when volatile flag is set.
3803 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
3805 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
3808 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
3809 (combine_stack_adjustments_for_block): Allow insns between stack
3810 adjustments and stores with corresponding pre-(dec|inc)rement or
3811 pre-modify operation.
3813 2009-09-06 Jakub Jelinek <jakub@redhat.com>
3816 * combine-stack-adj.c (struct csa_memlist): Rename to...
3817 (struct csa_reflist): ... this. Rename mem field to ref.
3818 (free_csa_memlist): Rename to...
3819 (free_csa_reflist): ... this.
3820 (record_one_stack_memref): Rename to...
3821 (record_one_stack_ref): ... this. Handle also REG_P.
3822 (try_apply_stack_adjustment): Handle also REG_P.
3823 (struct record_stack_memrefs_data): Rename to...
3824 (struct record_stack_refs_data): ... this. Rename memlist field to
3826 (record_stack_memrefs): Rename to...
3827 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
3828 subexpressions instead of failing when a MEM contains SP references.
3829 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
3830 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
3832 2009-09-06 Richard Guenther <rguenther@suse.de>
3835 * tree.c (build_array_type): Do not record types marked
3836 with structural equality in the canonical type hashtable.
3838 2009-09-06 Richard Guenther <rguenther@suse.de>
3841 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
3843 2009-09-05 Richard Guenther <rguenther@suse.de>
3846 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
3848 2009-09-05 Richard Guenther <rguenther@suse.de>
3851 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
3853 2009-09-05 Richard Guenther <rguenther@suse.de>
3856 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
3857 before comparing function argument types.
3859 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3862 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
3865 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
3868 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
3870 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
3871 locators before emit_insn is called.
3873 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
3876 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
3877 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
3878 (reginfo_init): Don't call allocate_reg_info.
3880 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
3883 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
3884 NONDEBUG_INSN_P instead of INSN_P.
3886 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
3889 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
3891 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
3894 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
3895 pattern of the split.
3897 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
3899 * toplev.c (process_options): Move setter of flag_var_tracking
3900 before other tests that depend on it. Move down setter of
3901 flag_rename_registers. Don't enable var-tracking-assignments
3902 by default if selective scheduling is enabled. Warn if both
3905 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
3907 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
3908 comment. Use switch statement to catch overlaps between rtx
3909 and tree codes. Accept FUNCTION_DECLs in addition to those in...
3910 (IS_DECL_CODE): ... here. Remove.
3911 (check_value_is_not_decl): Remove.
3912 (dv_from_decl, dv_from_value): Check after conversion.
3914 2009-09-04 Richard Guenther <rguenther@suse.de>
3917 * (cgraph_finalize_compilation_unit): Move finalizing aliases
3918 after emitting tunks. Move emitting thunks and ctors from ...
3919 (cgraph_optimize): ... here. Remove redundant
3920 cgraph_analyze_functions.
3921 * varasm.c (find_decl_and_mark_needed): Remove no longer
3923 (finish_aliases_1): Adjust check for thunk aliases.
3925 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
3927 * config/arm/arm.md (ctzsi2): Added braces
3928 to avoid warning that broke booststrap.
3930 2009-09-04 Martin Jambor <mjambor@suse.cz>
3932 PR tree-optimization/41112
3933 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
3934 handle variable-bounded arrays.
3935 (expr_with_var_bounded_array_refs_p): New function.
3936 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
3938 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
3940 * config/s390/2097.md: Removed two incorrect bypasses.
3941 (z10_fsimpdf): Fixed latency.
3942 (z10_fhex): New insn_reservation.
3943 (z10_floaddf): Fixed latency.
3944 (z10_floadsf): Fixed latency.
3945 (z10_ftrunctf): Fixed latency.
3946 (z10_ftruncdf): Fixed latency.
3947 * config/s390/s390.c (z10_cost): Fixed values.
3948 (s390_adjust_priority): Added z10 path.
3949 * config/s390/s390.md (type): Added fhex.
3950 (*mov<mode>_64dfp): Updated type attribute.
3951 (*mov<mode>_64): Updated type attribute.
3952 (*mov<mode>_31): Updated type attribute.
3953 (*mov<mode>"): Likewise.
3954 * config/s390/2084.md (x_fsimpdf): Updated condition.
3956 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
3958 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
3959 RTXs in the predicate for operand 1.
3961 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
3963 * config/arm/arm.md (UNSPEC_RBIT): New constant.
3964 (rbitsi2): New insn.
3965 (ctzsi2): New expand.
3966 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
3968 2009-09-03 Martin Jambor <mjambor@suse.cz>
3970 * tree-sra.c (duplicate_expr_for_different_base): Removed.
3971 (create_artificial_child_access): Use build_ref_for_offset instead
3972 of duplicate_expr_for_different_base.
3973 (propagate_subacesses_accross_link): Likewise.
3975 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
3977 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
3979 (mips16e_collect_argument_saves): Skip debug instructions.
3980 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
3981 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
3982 (r10k_insert_cache_barriers): Likewise.
3983 (mips_reorg_process_insns): Likewise.
3985 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
3988 * ira.c (update_equiv_reg): Remove check on class likely spill.
3990 2009-09-03 Jakub Jelinek <jakub@redhat.com>
3993 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
3994 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
3998 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
3999 the stack slot if it is passed by invisible reference.
4000 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
4001 by invisible reference.
4003 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
4005 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
4006 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
4007 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
4009 * config/bfin/sync.md: New file.
4010 * config/bfin/bfin.md: Include it.
4011 (UNSPEC_ATOMIC): New.
4012 (UNSPEC_ONES): Provide a unique number.
4014 From Jie Zhang <jie.zhang@analog.com>:
4015 * config/bfin/bfin.c (ret_regs): New.
4016 (must_save_fp_p): Don't return true because of frame_pointer_needed.
4017 (must_save_rets_p): New.
4018 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
4019 current_function_is_leaf.
4020 (do_link): Likewise.
4021 (do_unlink): Likewise.
4022 (expand_interrupt_handler_prologue): Use ret_regs array.
4023 (expand_interrupt_handler_epilogue): Use ret_regs array and
4024 pass return register to gen_return_internal.
4025 (bfin_expand_epilogue): Pass return register to
4026 gen_return_internal.
4027 (bfin_expand_call): Explicitly clobber RETS.
4028 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
4029 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
4030 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
4031 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
4033 (return_internal): Take a reg rtx rather than the register number.
4035 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
4037 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
4038 when comparing against estimated_loop_iterations_int return.
4040 2009-09-03 Richard Guenther <rguenther@suse.de>
4042 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
4043 eh_personality_libfunc.
4045 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4047 * tree-parloops.c (separate_decls_in_region): Add space.
4049 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4051 * tree-parloops.c (separate_decls_in_region): Change the condition
4052 checking if there are reductions in the loop.
4054 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4056 PR tree-optimization/38275
4057 * tree-parloops.c (parallelize_loops): Replace profitability condition
4058 for expected number of iterations.
4060 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
4062 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
4063 (bootstrap-debug): Explain conditions in which it becomes default.
4064 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
4067 2009-09-03 Namhyung Kim <namhyung@gmail.com>
4069 * doc/invoke.texi (Optimize Options): Move
4070 -finline-small-functions to the -O2 list.
4072 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
4074 * toplev.c (process_options): Enable var-tracking-assignments
4075 by default if var-tracking is enabled.
4077 2009-09-02 David Daney <ddaney@caviumnetworks.com>
4079 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
4081 * emit-rtl.c (prev_nonnote_insn_bb): New function.
4082 * rtl.h (prev_nonnote_insn_bb): Declare it.
4084 2009-09-03 Diego Novillo <dnovillo@google.com>
4086 * cgraph.c (cgraph_node_for_decl): New.
4087 * cgraph.h (cgraph_node_for_decl): Declare.
4088 * tree.c (host_integerp): Return 0 if T is NULL.
4090 2009-09-03 Diego Novillo <dnovillo@google.com>
4092 * tree.h (struct alias_pair): Move from varasm.c.
4093 (alias_pairs): Likewise.
4094 (TYPE_MAXVAL): Define.
4095 (TYPE_MINVAL): Define.
4096 (iterative_hash_host_wide_int): Declare.
4097 (remove_unreachable_alias_pairs): Declare.
4098 * tree-pass.h (pass_ipa_free_lang_data): Declare.
4099 * diagnostic.c (default_diagnostic_starter): Make extern.
4100 (default_diagnostic_finalizer): Make extern.
4101 * diagnostic.h (default_diagnostic_starter): Declare.
4102 (default_diagnostic_finalizer): Declare.
4103 (default_tree_printer): Declare.
4104 * toplev.c (default_tree_printer): Make extern.
4106 2009-09-03 Richard Guenther <rguenther@suse.de>
4107 Diego Novillo <dnovillo@google.com>
4109 * cgraph.c (cgraph_add_new_function): Remove gimplification.
4110 * cgraphunit.c (cgraph_expand_function): Do not emit
4111 associated thunks from here.
4112 (cgraph_emit_thunks): New.
4113 (cgraph_optimize): Call it.
4114 Return if any IPA pass finds an error.
4115 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
4118 2009-09-03 Simon Baldwin <simonb@google.com>
4119 Rafael Espindola <espindola@google.com>
4120 Richard Guenther <rguenther@suse.de>
4121 Doug Kwan <dougkwan@google.com>
4122 Diego Novillo <dnovillo@google.com>
4124 * tree.c: Include tree-pass.h, langhooks-def.h,
4125 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
4126 (free_lang_data_in_type): New.
4127 (need_assembler_name_p): New.
4128 (free_lang_data_in_block): New.
4129 (free_lang_data_in_decl): New.
4130 (struct free_lang_data_d): New.
4131 (add_tree_to_fld_list): New.
4132 (find_decls_types_r): New.
4133 (get_eh_types_for_runtime): New.
4134 (find_decls_types_in_eh_region): New.
4135 (find_decls_types_in_node): New.
4136 (find_decls_types_in_var): New.
4137 (free_lang_data_in_cgraph): New.
4138 (free_lang_data): New.
4139 (gate_free_lang_data): New.
4140 (pass_ipa_free_lang_data): New.
4142 2009-09-03 Diego Novillo <dnovillo@google.com>
4144 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
4145 * langhooks.h (struct lang_hooks): Add field free_lang_data.
4146 (lang_hooks): Remove const qualifier.
4147 * ipa.c (cgraph_remove_unreachable_nodes): Call
4148 remove_unreachable_alias_pairs.
4149 * except.c (add_type_for_runtime): Check if TYPE has
4150 already been converted.
4151 (lookup_type_for_runtime): Likewise.
4152 (check_handled): Handle converted types.
4153 * varasm.c (remove_unreachable_alias_pairs): New.
4154 * gimple.c: Include demangle.h.
4155 (gimple_decl_printable_name): New.
4156 (gimple_fold_obj_type_ref): New.
4157 * gimple.h (gimple_decl_printable_name): Declare.
4158 (gimple_fold_obj_type_ref): Declare.
4159 * passes.c (init_optimization_passes): Add pass
4160 pass_ipa_free_lang_data.
4161 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
4162 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
4164 2009-09-03 Diego Novillo <dnovillo@google.com>
4166 * c-lang.c (lang_hooks): Remove const qualifier.
4168 2009-09-02 Loren James Rittle <ljrittle@acm.org>
4170 * doc/install.texi (*-*-freebsd*): Update target information.
4172 2009-09-02 Anatoly Sokolov <aesok@post.ru>
4174 * hard-reg-set.h (call_fixed_regs): Remove.
4175 * reginfo.c (call_fixed_regs): Remove.
4176 (init_reg_sets_1): Remove initialization of call_fixed_regs.
4177 (globalize_reg): Don't use call_fixed_regs.
4178 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
4181 2009-09-01 Michael Matz <matz@suse.de>
4183 * expr.h (emit_storent_insn, expand_expr_real_1,
4184 expand_expr_real_2): Declare.
4185 * expr.c (emit_storent_insn, expand_expr_real_1,
4186 expand_expr_real_2): Export.
4187 (store_expr): Setting and evaluating dont_return_target is useless.
4188 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
4189 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
4190 * except.c (expand_resx_expr): Rename to ...
4191 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
4192 * except.h (expand_resx_stmt): Declare.
4193 * stmt.c: Add include gimple.h
4194 (expand_asm_expr): Rename to ...
4195 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
4196 (expand_case): Rewrite to take gimple statement.
4197 * tree.h (expand_asm_stmt): Declare.
4198 (expand_case): Change prototype.
4199 * Makefile.in (stmt.o): Depend on gimple.h.
4200 * builtins.c (expand_builtin_synchronize): Build gimple asm
4201 statement, not an ASM_EXPR.
4202 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
4203 gimple_to_tree, release_stmt_tree): Remove.
4204 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
4205 ggc_free, but hold comparison code and operands separately.
4206 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
4207 (expand_call_stmt, expand_gimple_stmt_1,
4208 expand_gimple_stmt): New helpers.
4209 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
4210 release_stmt_tree. Call expand_gimple_stmt instead.
4211 (expand_gimple_basic_block): Ditto.
4213 * calls.c (emit_call_1): Don't look at EH regions here, make
4214 fntree parameter useless.
4215 (expand_call): New local rettype for TREE_TYPE(exp), use it
4216 throughout. Remove local p, use addr instead.
4217 Don't look at EH regions here.
4219 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
4221 * doc/invoke.texi (-fsched-pressure): Document it.
4222 (-fsched-reg-pressure-heuristic): Remove it.
4224 * reload.c (ira.h): Include.
4225 (find_reloads): Add choosing reload on number of small spilled
4228 * haifa-sched.c (ira.h): Include.
4229 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
4230 saved_reg_pressure, curr_reg_live, saved_reg_live,
4231 region_ref_regs): New variables.
4232 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
4233 initiate_reg_pressure_info, setup_ref_regs,
4234 initiate_bb_reg_pressure_info, save_reg_pressure,
4235 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
4237 (setup_insn_reg_pressure_info): New function.
4238 (rank_for_schedule): Add pressure checking and insn issue time.
4239 Remove comparison of insn reg weights.
4240 (ready_sort): Set insn reg pressure info.
4241 (update_register_pressure, setup_insn_max_reg_pressure,
4242 update_reg_and_insn_max_reg_pressure,
4243 sched_setup_bb_reg_pressure_info): New functions.
4244 (schedule_insn): Add code for printing and updating reg pressure info.
4245 (find_set_reg_weight, find_insn_reg_weight): Remove.
4246 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
4247 (debug_ready_list): Print reg pressure info.
4248 (schedule_block): Ditto. Check insn issue time.
4249 (sched_init): Set up sched_pressure_p. Allocate and set up some
4250 reg pressure related info.
4251 (sched_finish): Free some reg pressure related info.
4252 (fix_tick_ready): Make insn always ready if pressure_p.
4253 (init_h_i_d): Don't call find_insn_reg_weight.
4254 (haifa_finish_h_i_d): Free insn reg pressure info.
4256 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
4257 ira_memory_move_cost, ira_class_hard_regs,
4258 ira_class_hard_regs_num, ira_no_alloc_regs,
4259 ira_available_class_regs, ira_reg_class_cover_size,
4260 ira_reg_class_cover, ira_class_translate): Move to ira.h.
4262 * ira-lives.c (single_reg_class): Check mode to find how many
4263 registers are necessary for operand.
4264 (ira_implicitly_set_insn_hard_regs): New.
4266 * common.opt (fsched-pressure): New options.
4267 (fsched-reg-pressure-heuristic): Remove.
4269 * ira.c (setup_eliminable_regset): Rename to
4270 ira_setup_eliminable_regset. Make it external.
4271 (expand_reg_info): Pass cover class to setup_reg_classes.
4272 (ira): Call resize_reg_info instead of allocate_reg_info.
4274 * sched-deps.c: Include ira.h.
4275 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
4276 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
4277 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
4278 mark_insn_hard_regno_birth, mark_insn_reg_birth,
4279 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
4280 mark_insn_reg_store, mark_insn_reg_clobber,
4281 setup_insn_reg_pressure_info): New.
4282 (sched_analyze_1): Update implicit_reg_pending_uses.
4283 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
4284 Use them to create dependencies. Set insn reg uses and pressure
4285 info. Process reg_pending_uses in one place.
4286 (free_deps): Free implicit sets.
4287 (remove_from_deps): Remove implicit sets if necessary. Check
4288 implicit sets when clearing reg_last_in_use.
4289 (init_deps_global): Clear implicit_reg_pending_clobbers and
4290 implicit_reg_pending_uses.
4292 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
4293 ira_memory_move_cost, ira_class_hard_regs,
4294 ira_class_hard_regs_num, ira_no_alloc_regs,
4295 ira_available_class_regs, ira_reg_class_cover_size,
4296 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
4297 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
4298 ira_implicitly_set_insn_hard_regs): New prototypes.
4300 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
4301 cost_elements_num): New variables.
4302 (allocno_costs, total_costs): Rename to costs and
4303 total_allocno_costs.
4304 (COSTS_OF_ALLOCNO): Rename to COSTS.
4305 (allocno_pref): Rename to pref.
4306 (allocno_pref_buffer): Rename to pref_buffer.
4307 (common_classes): Rename to regno_cover_class.
4309 (record_reg_classes): Set allocno attributes only if allocno_p.
4310 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
4311 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
4312 and COSTS_OF_ALLOCNO.
4313 (print_costs): Rename to print_allocno_costs.
4314 (print_pseudo_costs): New.
4315 (process_bb_node_for_costs): Split into 2 functions with new
4316 function process_bb_for_costs. Pass BB to process_bb_for_costs.
4317 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
4318 new parameter dump_file. Use cost_elements_num instead of
4319 ira_allocnos_num. Make one iteration if preferred classes were
4320 already calculated for scheduler. Make 2 versions of code
4321 depending on allocno_p.
4322 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
4323 regno_cover_class and COSTS instead of common_classes and
4325 (init_costs, finish_costs): New.
4326 (ira_costs): Set up allocno_p and cost_elements_num. Call
4327 init_costs and finish_costs.
4328 (ira_set_pseudo_classes): New.
4330 * rtl.h (allocate_reg_info): Remove.
4331 (resize_reg_info): Change return type.
4332 (reg_cover_class): New.
4333 (setup_reg_classes): Add new parameter.
4335 * sched-int.h (struct deps_reg): New member implicit_sets.
4336 (sched_pressure_p, sched_regno_cover_class): New external definitions.
4337 (INCREASE_BITS): New macro.
4338 (struct reg_pressure_data, struct reg_use_data): New.
4339 (struct _haifa_insn_data): Remove reg_weight. Add members
4340 reg_pressure, reg_use_list, reg_set_list, and
4341 reg_pressure_excess_cost_change.
4342 (struct deps): New member implicit_sets.
4343 (pressure_p): New variable.
4344 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
4345 (struct reg_pressure_data, struct reg_use_data): New.
4346 (INSN_REG_WEIGHT): Remove.
4347 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
4348 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
4349 (sched_init_region_reg_pressure_info,
4350 sched_setup_bb_reg_pressure_info): New prototypes.
4352 * reginfo.c (struct reg_pref): New member coverclass.
4353 (reg_cover_class): New function.
4354 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
4355 (reg_info_size): New variable.
4356 (allocate_reg_info): Make static. Setup reg_info_size.
4357 (resize_reg_info): Use reg_info_size. Return flag of resizing.
4358 (setup_reg_classes): Add a new parameter. Setup cover class too.
4360 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
4363 * sched-rgn.c (deps_join): Set up implicit_sets.
4364 (schedule_region): Set up region and basic blocks pressure
4367 * passes.c (init_optimization_passes): Move
4368 pass_subregs_of_mode_init before pass_sched.
4370 2009-09-02 Martin Jambor <mjambor@suse.cz>
4372 * tree-sra.c (struct access): New field grp_hint.
4373 (dump_access): Dump grp_hint.
4374 (sort_and_splice_var_accesses): Set grp_hint if a group is read
4376 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
4377 those which have been specifically read and somehow written to.
4378 (propagate_subacesses_accross_link): Set grp_hint of right child and
4379 also possibly of the left child.
4381 2009-09-02 Jakub Jelinek <jakub@redhat.com>
4383 * tree-object-size.c (addr_object_size): Always use object_size_type
4384 0 or 2 when determining the pointer pointed object size.
4386 2009-09-02 Richard Guenther <rguenther@suse.de>
4389 2009-08-31 Richard Guenther <rguenther@suse.de>
4391 * builtins.c (fold_builtin_memory_op): Use the alias oracle
4392 to query if the memory regions for memmove overlap.
4393 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
4394 asserts on pointers, instead deal with odd trees.
4395 (ptr_derefs_may_alias_p): Likewise.
4396 (refs_may_alias_p_1): Constructor bases also never alias.
4398 2009-08-01 Christian Bruel <christian.bruel@st.com>
4401 2009-07-31 Christian Bruel <christian.bruel@st.com>
4402 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
4404 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
4406 * doc/invoke.texi (-fvar-tracking-assignments): New.
4407 (-fvar-tracking-assignments-toggle): New.
4408 (-fdump-final-insns=file): Mark filename as optional.
4409 (--param min-nondebug-insn-uid): New.
4410 (-gdwarf-@{version}): Mention version 4.
4411 * opts.c (common_handle_option): Accept it.
4412 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
4413 * regrename.c (regrename_optimize): Drop last. Don't count debug
4414 insns as uses. Don't reject change because of debug insn.
4415 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
4416 from the chain starter, and check for inexact matches in DEBUG_INSNS.
4417 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
4418 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
4419 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
4420 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
4421 * doc/gimple.texi (is_gimple_debug): New.
4422 (gimple_debug_bind_p): New.
4423 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
4424 * doc/install.texi (bootstrap-debug): More details.
4425 (bootstrap-debug-big, bootstrap-debug-lean): Document.
4426 (bootstrap-debug-lib): More details.
4427 (bootstrap-debug-ckovw): Update.
4428 (bootstrap-time): New.
4429 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
4430 (insert_phi_nodes_for): Insert debug stmts.
4431 (rewrite_stmt): Take iterator. Insert debug stmts.
4432 (rewrite_enter_block): Adjust.
4433 (maybe_replace_use_in_debug_stmt): New.
4434 (rewrite_update_stmt): Use it.
4435 (mark_use_interesting): Return early for debug stmts.
4436 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
4437 stmts before replacing stmt.
4438 (move_computations_stmt): Likewise.
4439 * ira-conflicts.c (add_copies): Skip debug insns.
4440 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
4441 (regstat_bb_compute_ri): Skip debug insns.
4442 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
4443 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
4444 check_loop_closed_ssa_stmt): Skip debug stmts.
4445 * tree-tailcall.c (find_tail_calls): Likewise.
4446 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
4447 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
4448 (build_var_debug_value_stat): Declare.
4449 (build_var_debug_value): Define.
4450 (target_for_debug_bind): Declare.
4451 * reload.c (find_equiv_reg): Skip debug insns.
4452 * rtlanal.c (reg_used_between_p): Skip debug insns.
4453 (side_effects_p): Likewise.
4454 (canonicalize_condition): Likewise.
4455 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
4456 insns never depend on debug insns.
4457 (create_ddg_dep_no_link): Likewise.
4458 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
4459 Don't add inter-loop dependencies for debug insns.
4460 (build_intra_loop_deps): Likewise.
4461 (create_ddg): Count debug insns.
4462 * ddg.h (struct ddg::num_debug): New.
4463 (num_backargs): Pair up with previous int field.
4464 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
4465 -fcompare-debug-second.
4466 * final.c (get_attr_length_1): Skip debug insns.
4467 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
4468 * gcc.c (invoke_as): Call compare-debug-dump-opt.
4469 (driver_self_specs): Map -fdump-final-insns to
4470 -fdump-final-insns=..
4471 (get_local_tick): New.
4472 (compare_debug_dump_opt_spec_function): Test for . argument and
4473 compute output name. Compute temp output spec without flag name.
4474 Compute -frandom-seed.
4475 (OPT): Undef after use.
4476 * cfgloopanal.c (num_loop_insns): Skip debug insns.
4477 (average_num_loop_insns): Likewise.
4478 * params.h (MIN_NONDEBUG_INSN_UID): New.
4479 * gimple.def (GIMPLE_DEBUG): New.
4480 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
4481 * auto-inc-dec.c (merge_in_block): Skip debug insns.
4482 (merge_in_block): Fix whitespace.
4483 * toplev.c (flag_var_tracking): Update comment.
4484 (flag_var_tracking_assignments): New.
4485 (flag_var_tracking_assignments_toggle): New.
4486 (process_options): Don't open final insns dump file if we're not
4487 going to write to it. Compute defaults for var_tracking.
4488 * df-scan.c (df_insn_rescan_debug_internal): New.
4489 (df_uses_record): Handle debug insns.
4490 * haifa-sched.c (ready): Initialize n_debug.
4491 (contributes_to_priority): Skip debug insns.
4492 (dep_list_size): New.
4494 (rank_for_schedule): Likewise. Schedule debug insns as soon as
4495 they're ready. Disregard previous debug insns to make decisions.
4496 (queue_insn): Never queue debug insns.
4497 (ready_add, ready_remove_first, ready_remove): Count debug insns.
4498 (schedule_insn): Don't reject debug insns because of issue rate.
4499 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
4500 (queue_to_ready): Skip and discount debug insns.
4501 (choose_ready): Let debug insns through.
4502 (schedule_block): Check boundary debug insns. Discount debug
4503 insns, schedule them early. Adjust whitespace.
4504 (set_priorities): Check for boundary debug insns.
4505 (add_jump_dependencies): Use dep_list_size.
4506 (prev_non_location_insn): New.
4507 (check_cfg): Use it.
4508 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
4510 (remove_unused_ivs): Reset debug stmts.
4511 * modulo-sched.c (const_iteration_count): Skip debug insns.
4512 (res_MII): Discount debug insns.
4513 (loop_single_full_bb_p): Skip debug insns.
4514 (sms_schedule): Likewise.
4515 (sms_schedule_by_order): Likewise.
4516 (ps_has_conflicts): Likewise.
4517 * caller-save.c (refmarker_fn): New.
4518 (save_call_clobbered_regs): Replace regs with saved mem in
4520 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
4521 Call refmarker_fn mark for hardregnos.
4522 (mark_reg_as_referenced): New.
4523 (replace_reg_with_saved_mem): New.
4524 * ipa-pure-const.c (check_stmt): Skip debug stmts.
4525 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
4527 (cse_extended_basic_block): Skip debug insns.
4528 (count_reg_usage): Likewise.
4529 (is_dead_reg): New, split out of...
4530 (set_live_p): ... here.
4531 (insn_live_p): Use it for debug insns.
4532 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
4533 (execute_optimize_stdarg): Likewise.
4534 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
4535 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
4536 changes in debug stmts as changes.
4537 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
4538 (moveup_expr): Don't move across debug insns. Don't move
4539 debug insn if it would create a bookkeeping block.
4540 (moveup_expr_cached): Don't use cache for debug insns that
4541 are heads of blocks.
4542 (compute_av_set_inside_bb): Skip debug insns.
4543 (sel_rank_for_schedule): Schedule debug insns first. Remove
4545 (block_valid_for_bookkeeping_p); Support lax searches.
4546 (create_block_for_bookkeeping): Adjust block numbers when
4547 encountering debug-only blocks.
4548 (find_place_for_bookkeeping): Deal with debug-only blocks.
4549 (generate_bookkeeping_insn): Accept no place to insert.
4550 (remove_temp_moveop_nops): New argument full_tidying.
4551 (prepare_place_to_insert): Deal with debug insns.
4552 (advance_state_on_fence): Debug insns don't start cycles.
4553 (update_boundaries): Take fence as argument. Deal with
4555 (schedule_expr_on_boundary): No full_tidying on debug insns.
4556 (fill_insns): Deal with debug insns.
4557 (track_scheduled_insns_and_blocks): Don't count debug insns.
4558 (need_nop_to_preserve_insn_bb): New, split out of...
4559 (remove_insn_from_stream): ... this.
4560 (fur_orig_expr_not_found): Skip debug insns.
4561 * rtl.def (VALUE): Move up.
4563 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
4564 (nearest_common_dominator_of_uses): Take debug_stmts argument.
4565 Set it if debug stmts are found.
4566 (statement_sink_location): Skip debug stmts. Propagate
4567 moving defs into debug stmts.
4568 * ifcvt.c (first_active_insn): Skip debug insns.
4569 (last_active_insns): Likewise.
4570 (cond_exec_process_insns): Likewise.
4571 (noce_process_if_block): Likewise.
4572 (check_cond_move_block): Likewise.
4573 (cond_move_convert_if_block): Likewise.
4574 (block_jumps_and_fallthru_p): Likewise.
4575 (dead_or_predicable): Likewise.
4576 * dwarf2out.c (debug_str_hash_forced): New.
4577 (find_AT_string): Add comment.
4578 (gen_label_for_indirect_string): New.
4579 (get_debug_string_label): New.
4580 (AT_string_form): Use it.
4581 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
4582 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
4583 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
4584 several operations that cannot be represented with DWARF opcodes.
4585 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
4586 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
4587 (dwarf2out_var_location): Take during-call mark into account.
4588 (output_indirect_string): Update comment. Output if there are
4589 label and references.
4590 (prune_indirect_string): New.
4591 (prune_unused_types): Call it if debug_str_hash_forced.
4592 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
4593 (dw_long_long_const): Remove.
4594 (struct dw_val_struct): Change val_long_long type to rtx.
4595 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
4596 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
4597 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
4598 component instead of HOST_BITS_PER_LONG.
4599 (output_loc_operands): Likewise. For const8* assert
4600 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
4601 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
4602 rather than HOST_BITS_PER_LONG is >= 64.
4603 (add_AT_long_long): Remove val_hi and val_lo arguments, add
4605 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
4606 HOST_BITS_PER_LONG for dw_val_class_long_long.
4607 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
4608 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
4609 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
4611 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
4612 Handle DW_OP_implicit_value.
4613 (extract_int): Move prototype earlier.
4614 (mem_loc_descriptor): For SUBREG punt if inner
4615 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
4616 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
4617 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
4618 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
4619 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
4620 instead of Pmode size.
4621 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
4622 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
4623 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
4624 (concat_loc_descriptor, concatn_loc_descriptor,
4625 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
4626 (add_location_or_const_value_attribute): Likewise. For single
4627 location loc_lists attempt to use add_const_value_attribute
4628 for constant decls. Add DW_AT_const_value even if
4629 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
4631 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
4632 (control_flow_insn_p): Likewise.
4633 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
4634 (separate_decls_in_region_debug_bind): New.
4635 (separate_decls_in_region): Process debug bind stmts afterwards.
4636 * recog.c (verify_changes): Handle debug insns.
4637 (extract_insn): Likewise.
4638 (peephole2_optimize): Skip debug insns.
4639 * dse.c (scan_insn): Skip debug insns.
4640 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
4642 (setup_id_for_insn): Handle debug insns.
4643 (maybe_tidy_empty_bb): Adjust whitespace.
4644 (tidy_control_flow): Skip debug insns.
4645 (sel_remove_insn): Adjust for debug insns.
4646 (sel_estimate_number_of_insns): Skip debug insns.
4647 (create_insn_rtx_from_pattern): Handle debug insns.
4648 (create_copy_of_insn_rtx): Likewise.
4649 * sel-sched-.h (sel_bb_end): Declare.
4650 (sel_bb_empty_or_nop_p): New.
4651 (get_all_loop_exits): Use it.
4652 (_eligible_successor_edge_p): Likewise.
4653 (return_nop_to_pool): Adjust.
4654 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
4655 * ira-lives.c (process_bb_node_lives): Skip debug insns.
4656 * gimple-pretty-print.c (dump_gimple_debug): New.
4657 (dump_gimple_stmt): Use it.
4658 (dump_bb_header): Skip gimple debug stmts.
4659 * regmove.c (optimize_reg_copy_1): Discount debug insns.
4660 (fixup_match_2): Likewise.
4661 (regmove_backward_pass): Likewise. Simplify combined
4662 replacement. Handle debug insns.
4663 * function.c (instantiate_virtual_regs): Handle debug insns.
4664 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
4665 * print-rtl.h: Include cselib.h.
4666 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
4667 * df.h (df_inns_rescan_debug_internal): Declare.
4668 * gcse.c (alloc_hash_table): Estimate n_insns.
4669 (cprop_insn): Don't regard debug insns as changes.
4670 (bypass_conditional_jumps): Skip debug insns.
4671 (one_pre_gcse_pass): Adjust.
4672 (one_code_hoisting_pass): Likewise.
4673 (compute_ld_motion_mems): Skip debug insns.
4674 (one_cprop_pass): Adjust.
4675 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
4676 (if_convertible_stmt_p): Handle debug stmts.
4677 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
4678 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
4679 * ira-build.c (create_bb_allocnos): Skip debug insns.
4680 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
4681 (has_single_use): Likewise.
4682 (single_imm_use): Likewise.
4683 (num_imm_uses): Likewise.
4684 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
4685 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
4686 (create_outofssa_var_map): Likewise.
4687 * lower-subreg.c (adjust_decomposed_uses): New.
4688 (resolve_debug): New.
4689 (decompose_multiword_subregs): Use it.
4690 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
4691 * emit-rtl.c: Include params.h.
4692 (cur_debug_insn_uid): Define.
4693 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
4694 (copy_rtx_if_shared_1): Handle debug insns.
4695 (reset_used_flags): Likewise.
4696 (set_used_flags): LIkewise.
4697 (get_max_insn_count): New.
4698 (next_nondebug_insn): New.
4699 (prev_nondebug_insn): New.
4700 (make_debug_insn_raw): New.
4701 (emit_insn_before_noloc): Handle debug insns.
4702 (emit_jump_insn_before_noloc): Likewise.
4703 (emit_call_insn_before_noloc): Likewise.
4704 (emit_debug_insn_before_noloc): New.
4705 (emit_insn_after_noloc): Handle debug insns.
4706 (emit_jump_insn_after_noloc): Likewise.
4707 (emit_call_insn_after_noloc): Likewise.
4708 (emit_debug_insn_after_noloc): Likewise.
4709 (emit_insn_after): Take loc from earlier non-debug insn.
4710 (emit_jump_insn_after): Likewise.
4711 (emit_call_insn_after): Likewise.
4712 (emit_debug_insn_after_setloc): New.
4713 (emit_debug_insn_after): New.
4714 (emit_insn_before): Take loc from later non-debug insn.
4715 (emit_jump_insn_before): Likewise.
4716 (emit_call_insn_before): Likewise.
4717 (emit_debug_insn_before_setloc): New.
4718 (emit_debug_insn_before): New.
4719 (emit_insn): Handle debug insns.
4720 (emit_debug_insn): New.
4721 (emit_jump_insn): Handle debug insns.
4722 (emit_call_insn): Likewise.
4724 (init_emit): Take min-nondebug-insn-uid into account.
4725 Initialize cur_debug_insn_uid.
4726 (emit_copy_of_insn_after): Handle debug insns.
4727 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
4728 location of single rhs in place.
4729 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
4730 (floor_sdiv_adjust): New.
4731 (cell_sdiv_adjust): New.
4732 (cell_udiv_adjust): New.
4733 (round_sdiv_adjust): New.
4734 (round_udiv_adjust): New.
4735 (wrap_constant): Moved from cselib.
4736 (unwrap_constant): New.
4737 (expand_debug_expr): New.
4738 (expand_debug_locations): New.
4739 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
4741 (gimple_expand_cfg): Expand debug locations.
4742 * cselib.c: Include tree-pass.h.
4743 (struct expand_value_data): New.
4744 (cselib_record_sets_hook): New.
4745 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
4746 (cselib_clear_table): Move, and implemnet in terms of...
4747 (cselib_reset_table_with_next_value): ... this.
4748 (cselib_get_next_unknown_value): New.
4749 (discard_useless_locs): Don't discard preserved values.
4750 (cselib_preserve_value): New.
4751 (cselib_preserved_value_p): New.
4752 (cselib_preserve_definitely): New.
4753 (cselib_clear_preserve): New.
4754 (cselib_preserve_only_values): New.
4755 (new_cselib_val): Take rtx argument. Dump it in details.
4756 (cselib_lookup_mem): Adjust.
4757 (expand_loc): Take regs_active in struct. Adjust. Silence
4758 dumps unless details are requested.
4759 (cselib_expand_value_rtx_cb): New.
4760 (cselib_expand_value_rtx): Rename and reimplment in terms of...
4761 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
4762 without details. Copy more subregs. Try to resolve values
4763 using a callback. Wrap constants.
4764 (cselib_subst_to_values): Adjust.
4765 (cselib_log_lookup): New.
4766 (cselib_lookup): Call it.
4767 (cselib_invalidate_regno): Don't count preserved values as useless.
4768 (cselib_invalidate_mem): Likewise.
4769 (cselib_record_set): Likewise.
4770 (struct set): Renamed to cselib_set, moved to cselib.h.
4771 (cselib_record_sets): Adjust. Call hook.
4772 (cselib_process_insn): Reset table when it would be cleared.
4773 (dump_cselib_val): New.
4774 (dump_cselib_table): New.
4775 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
4776 (remove_forwarder_block): Support moving debug stmts.
4777 * cselib.h (cselib_record_sets_hook): Declare.
4778 (cselib_expand_callback): New type.
4779 (cselib_expand_value_rtx_cb): Declare.
4780 (cselib_reset_table_with_next_value): Declare.
4781 (cselib_get_next_unknown_value): Declare.
4782 (cselib_preserve_value): Declare.
4783 (cselib_preserved_value_p): Declare.
4784 (cselib_preserve_only_values): Declare.
4785 (dump_cselib_table): Declare.
4786 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
4787 (try_crossjump_to_edge): Likewise.
4788 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
4789 dominated blocks when debug stmts are present.
4790 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
4791 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
4792 (set_var_live_on_entry): Likewise.
4793 * loop-invariant.c (find_invariants_bb): Skip debug insns.
4794 * cfglayout.c (curr_location, last_location): Make static.
4795 (set_curr_insn_source_location): Don't avoid bouncing.
4796 (get_curr_insn_source_location): New.
4797 (get_curr_insn_block): New.
4798 (duplicate_insn_chain): Handle debug insns.
4799 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
4801 * common.opt (fcompare-debug): Move to sort order.
4802 (fdump-unnumbered-links): Likewise.
4803 (fvar-tracking-assignments): New.
4804 (fvar-tracking-assignments-toggle): New.
4805 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
4806 because of debug stmts.
4807 (mark_stmt_if_obviously_necessary): Mark debug stmts.
4808 (eliminate_unnecessary_stmts): Walk dominated blocks before
4810 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
4811 * ira.c (memref_used_between_p): Skip debug insns.
4812 (update_equiv_regs): Likewise.
4813 * sched-deps.c (sd_lists_size): Accept empty list.
4814 (sd_init_insn): Mark debug insns.
4815 (sd_finish_insn): Unmark them.
4816 (sd_add_dep): Reject non-debug deps on debug insns.
4817 (fixup_sched_groups): Give debug insns group treatment.
4819 (sched_analyze_reg): Don't mark debug insns for sched before call.
4820 (sched_analyze_2): Handle debug insns.
4821 (sched_analyze_insn): Compute next non-debug insn. Handle debug
4823 (deps_analyze_insn): Handle debug insns.
4824 (deps_start_bb): Skip debug insns.
4825 (init_deps): Initialize last_debug_insn.
4826 * tree-ssa.c (target_for_debug_bind): New.
4827 (find_released_ssa_name): New.
4828 (propagate_var_def_into_debug_stmts): New.
4829 (propagate_defs_into_debug_stmts): New.
4830 (verify_ssa): Skip debug bind stmts without values.
4831 (warn_uninialized_vars): Skip debug stmts.
4832 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
4833 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
4834 (rtx_equal_p): Likewise.
4835 * ira-costs.c (scan_one_insn): Skip debug insns.
4836 (process_bb_node_for_hard_reg_moves): Likewise.
4837 * rtl.h (DEBUG_INSN_P): New.
4838 (NONDEBUG_INSN_P): New.
4839 (MAY_HAVE_DEBUG_INSNS): New.
4840 (INSN_P): Accept debug insns.
4841 (RTX_FRAME_RELATED_P): Likewise.
4842 (INSN_DELETED_P): Likewise
4843 (PAT_VAR_LOCATION_DECL): New.
4844 (PAT_VAR_LOCATION_LOC): New.
4845 (PAT_VAR_OCATION_STATUS): New.
4846 (NOTE_VAR_LOCATION_DECL): Reimplement.
4847 (NOTE_VAR_LOCATION_LOC): Likewise.
4848 (NOTE_VAR_LOCATION_STATUS): Likewise.
4849 (INSN_VAR_LOCATION): New.
4850 (INSN_VAR_LOCATION_DECL): New.
4851 (INSN_VAR_LOCATION_LOC): New.
4852 (INSN_VAR_LOCATION_STATUS): New.
4853 (gen_rtx_UNKNOWN_VAR_LOC): New.
4854 (VAR_LOC_UNKNOWN_P): New.
4855 (NOTE_DURING_CALL_P): New.
4856 (SCHED_GROUP_P): Accept debug insns.
4857 (emit_debug_insn_before): Declare.
4858 (emit_debug_insn_before_noloc): Declare.
4859 (emit_debug_insn_beore_setloc): Declare.
4860 (emit_debug_insn_after): Declare.
4861 (emit_debug_insn_after_noloc): Declare.
4862 (emit_debug_insn_after_setloc): Declare.
4863 (emit_debug_insn): Declare.
4864 (make_debug_insn_raw): Declare.
4865 (prev_nondebug_insn): Declare.
4866 (next_nondebug_insn): Declare.
4867 (delegitimize_mem_from_attrs): Declare.
4868 (get_max_insn_count): Declare.
4869 (wrap_constant): Declare.
4870 (unwrap_constant): Declare.
4871 (get_curr_insn_source_location): Declare.
4872 (get_curr_insn_block): Declare.
4873 * tree-inline.c (insert_debug_decl_map): New.
4874 (processing_debug_stmt): New.
4875 (remap_decl): Don't create new mappings in debug stmts.
4876 (remap_gimple_op_r): Don't add references in debug stmts.
4877 (copy_tree_body_r): Likewise.
4878 (remap_gimple_stmt): Handle debug bind stmts.
4879 (copy_bb): Skip debug stmts.
4880 (copy_edges_for_bb): Likewise.
4881 (copy_debug_stmt): New.
4882 (copy_debug_stmts): New.
4883 (copy_body): Copy debug stmts at the end.
4884 (insert_init_debug_bind): New.
4885 (insert_init_stmt): Take id. Skip and emit debug stmts.
4886 (setup_one_parameter): Remap variable earlier, register debug mapping.
4887 (estimate_num_insns): Skip debug stmts.
4888 (expand_call_inline): Preserve debug_map.
4889 (optimize_inline_calls): Check for no debug_stmts left-overs.
4890 (unsave_expr_now): Preserve debug_map.
4891 (copy_gimple_seq_and_replace_locals): Likewise.
4892 (tree_function_versioning): Check for no debug_stmts left-overs.
4893 Init and destroy debug_map as needed. Split edges unconditionally.
4894 (build_duplicate_type): Init and destroy debug_map as needed.
4895 * tree-inline.h: Include gimple.h instead of pointer-set.h.
4896 (struct copy_body_data): Add debug_stmts and debug_map.
4897 * sched-int.h (struct ready_list): Add n_debug.
4898 (struct deps): Add last_debug_insn.
4899 (DEBUG_INSN_SCHED_P): New.
4900 (BOUNDARY_DEBUG_INSN_P): New.
4901 (SCHEDULE_DEBUG_INSN_P): New.
4902 (sd_iterator_cond): Accept empty list.
4903 * combine.c (create_log_links): Skip debug insns.
4904 (combine_instructions): Likewise.
4905 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
4906 return value is always unshared.
4907 (struct rtx_subst_pair): New.
4908 (auto_adjust_pair): New.
4909 (propagate_for_debug_subst): New.
4910 (propagate_for_debug): New.
4911 (try_combine): Skip debug insns. Propagate removed defs into
4913 (next_nonnote_nondebug_insn): New.
4914 (distribute_notes): Use it. Skip debug insns.
4915 (distribute_links): Skip debug insns.
4916 * tree-outof-ssa.c (set_location_for_edge): Likewise.
4917 * resource.c (mark_target_live_regs): Likewise.
4918 * var-tracking.c: Include cselib.h and target.h.
4919 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
4921 (micro_operation_type_name): New.
4922 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
4923 (struct micro_operation_def): Update comments.
4924 (decl_or_value): New type. Use instead of decls.
4925 (struct emit_note_data_def): Add vars.
4926 (struct attrs_def): Use decl_or_value.
4927 (struct variable_tracking_info_def): Add permp, flooded.
4928 (struct location_chain_def): Update comment.
4929 (struct variable_part_def): Use decl_or_value.
4930 (struct variable_def): Make var_part a variable length array.
4932 (scratch_regs): New.
4933 (cselib_hook_called): New.
4934 (dv_is_decl_p): New.
4935 (dv_is_value_p): New.
4938 (dv_as_opaque): New.
4939 (dv_onepart_p): New.
4941 (IS_DECL_CODE): New.
4942 (check_value_is_not_decl): New.
4943 (dv_from_decl): New.
4944 (dv_from_value): New.
4945 (dv_htab_hash): New.
4946 (variable_htab_hash): Use it.
4947 (variable_htab_eq): Support values.
4948 (variable_htab_free): Free from the right pool.
4949 (attrs_list_member, attrs_list_insert): Use decl_or_value.
4950 (attrs_list_union): Adjust.
4951 (attrs_list_mpdv_union): New.
4952 (tie_break_pointers): New.
4953 (canon_value_cmp): New.
4954 (unshare_variable): Return possibly-modified slot.
4955 (vars_copy_1): Adjust.
4956 (var_reg_decl_set): Adjust. Split out of...
4957 (var_reg_set): ... this.
4958 (get_init_value): Adjust.
4959 (var_reg_delete_and_set): Adjust.
4960 (var_reg_delete): Adjust.
4961 (var_regno_delete): Adjust.
4962 (var_mem_decl_set): Split out of...
4963 (var_mem_set): ... this.
4964 (var_mem_delete_and_set): Adjust.
4965 (var_mem_delete): Adjust.
4969 (variable_union): Adjust. Speed up merge of 1-part vars.
4970 (variable_canonicalize): Use unshared slot.
4971 (VALUED_RECURSED_INTO): New.
4972 (find_loc_in_1pdv): New.
4973 (struct dfset_merge): New.
4974 (insert_into_intersection): New.
4975 (intersect_loc_chains): New.
4977 (canonicalize_loc_order_check): New.
4978 (canonicalize_values_mark): New.
4979 (canonicalize_values_star): New.
4980 (variable_merge_over_cur): New.
4981 (variable_merge_over_src): New.
4982 (dataflow_set_merge): New.
4983 (dataflow_set_equiv_regs): New.
4984 (remove_duplicate_values): New.
4985 (struct dfset_post_merge): New.
4986 (variable_post_merge_new_vals): New.
4987 (variable_post_merge_perm_vals): New.
4988 (dataflow_post_merge_adjust): New.
4989 (find_mem_expr_in_1pdv): New.
4990 (dataflow_set_preserve_mem_locs): New.
4991 (dataflow_set_remove_mem_locs): New.
4992 (dataflow_set_clear_at_call): New.
4993 (onepart_variable_different_p): New.
4994 (variable_different_p): Use it.
4995 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
4996 (track_expr_p): Add need_rtl parameter. Don't generate rtl
4998 (track_loc_p): Pass it true.
4999 (struct count_use_info): New.
5000 (find_use_val): New.
5001 (replace_expr_with_values): New.
5003 (use_type): New, partially split out of...
5004 (count_uses): ... this. Count new micro-ops.
5005 (count_uses_1): Adjust.
5006 (count_stores): Adjust.
5007 (count_with_sets): New.
5008 (VAL_NEEDS_RESOLUTION): New.
5009 (VAL_HOLDS_TRACK_EXPR): New.
5010 (VAL_EXPR_IS_COPIED): New.
5011 (VAL_EXPR_IS_CLOBBERED): New.
5012 (add_uses): Adjust. Generate new micro-ops.
5013 (add_uses_1): Adjust.
5014 (add_stores): Generate new micro-ops.
5015 (add_with_sets): New.
5016 (find_src_status): Adjust.
5017 (find_src_set_src): Adjust.
5018 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
5019 Handle new micro-ops. Canonicalize value equivalances.
5020 (vt_find_locations): Compute total size of hash tables for
5021 dumping. Perform merge for var-tracking-assignments. Don't
5022 disregard single-block loops.
5023 (dump_attrs_list): Handle decl_or_value.
5024 (dump_variable): Take variable. Deal with decl_or_value.
5025 (dump_variable_slot): New.
5026 (dump_vars): Use it.
5027 (dump_dataflow_sets): Adjust.
5028 (set_slot_part): New, extended to support one-part variables
5029 after splitting out of...
5030 (set_variable_part): ... this.
5031 (clobber_slot_part): New, split out of...
5032 (clobber_variable_part): ... this.
5033 (delete_slot_part): New, split out of...
5034 (delete_variable_part): .... this.
5035 (check_wrap_constant): New.
5036 (vt_expand_loc_callback): New.
5037 (vt_expand_loc): New.
5038 (emit_note_insn_var_location): Adjust. Handle values. Handle
5039 EMIT_NOTE_AFTER_CALL_INSN.
5040 (emit_notes_for_differences_1): Adjust. Handle values.
5041 (emit_notes_for_differences_2): Likewise.
5042 (emit_notes_for_differences): Adjust.
5043 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
5044 Adjust. Handle new micro-ops.
5045 (vt_add_function_parameters): Adjust. Create and bind values.
5046 (vt_initialize): Adjust. Initialize scratch_regs and
5047 valvar_pool, flooded and perm.. Initialize and use cselib. Log
5048 operations. Move some code to count_with_sets and add_with_sets.
5049 (delete_debug_insns): New.
5050 (vt_debug_insns_local): New.
5051 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
5053 (var_tracking_main): If var-tracking-assignments is enabled
5054 but var-tracking isn't, delete debug insns and leave. Likewise
5055 if we exceed limits or fail the stack adjustments tests, and
5056 after all var-tracking processing.
5057 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
5058 (dataflow_set): Add traversed_vars.
5059 (value_chain, const_value_chain): New typedefs.
5060 (value_chain_pool, value_chains): New variables.
5061 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
5062 add_value_chains, add_cselib_value_chains, remove_value_chain,
5063 remove_value_chains, remove_cselib_value_chains): New functions.
5064 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
5065 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
5067 (shared_hash_find_slot_unshare, shared_hash_find_slot,
5068 shared_hash_find_slot_noinsert, shared_hash_find): Update.
5069 (dst_can_be_shared): New variable.
5070 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
5071 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
5072 different from set->vars, look up slot again instead of using the
5074 (dataflow_set_init): Initialize traversed_vars.
5075 (variable_union): Use shared_hash_*. Use initially NO_INSERT
5076 lookup if set->vars is shared. Don't keep slot cleared before
5077 calling unshare_variable. Unshare set->vars if needed. Adjust
5078 unshare_variable callers. Clear dst_can_be_shared if needed.
5079 Even ->refcount == 1 vars must be unshared if set->vars is shared
5080 and var needs to be modified.
5081 (dataflow_set_union): Set traversed_vars during canonicalization.
5082 (VALUE_CHANGED, DECL_CHANGED): Define.
5083 (set_dv_changed, dv_changed_p): New static inlines.
5084 (track_expr_p): Clear DECL_CHANGED.
5085 (dump_dataflow_sets): Set it.
5086 (variable_was_changed): Call set_dv_changed.
5087 (emit_note_insn_var_location): Likewise.
5088 (changed_variables_stack): New variable.
5089 (check_changed_vars_1, check_changed_vars_2): New functions.
5090 (emit_notes_for_changes): Do nothing if changed_variables is
5091 empty. Traverse changed_variables with check_changed_vars_1,
5092 call check_changed_vars_2 on each changed_variables_stack entry.
5093 (emit_notes_in_bb): Add SET argument. Just clear it at the
5094 beginning, use it instead of local &set, don't destroy it at the end.
5095 (vt_emit_notes): Call dataflow_set_clear early on all
5096 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
5097 computed set, dataflow_set_clear also VTI(bb)->in when we are
5098 done with the basic block. Initialize changed_variables_stack,
5099 free it afterwards. If ENABLE_CHECKING verify that after noting
5100 differences to an empty set value_chains hash table is empty.
5101 (vt_initialize): Initialize value_chains and value_chain_pool.
5102 (vt_finalize): Delete value_chains htab, free value_chain_pool.
5103 (variable_tracking_main): Call dump_dataflow_sets before calling
5104 vt_emit_notes, not after it.
5105 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
5106 (propagate_var_def_into_debug_stmts): Declare.
5107 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
5108 (df_set_note): Reject debug insns.
5109 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
5110 add notes to debug insns.
5111 (df_note_bb_compute): Adjust. Likewise.
5112 (df_simulate_uses): Skip debug insns.
5113 (df_simulate_initialize_backwards): Likewise.
5114 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
5115 (subst_stack_regs_pat): Reject debug insns.
5116 (convert_regs_1): Handle debug insns.
5117 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
5118 (print-rtl.o): Depend on cselib.h.
5119 (cselib.o): Depend on TREE_PASS_H.
5120 (var-tracking.o): Depend on cselib.h and TARGET_H.
5121 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
5122 (init_ready_list): Skip boundary debug insns.
5123 (add_branch_dependences): Skip debug insns.
5124 (free_block_dependencies): Check for blocks with only debug insns.
5125 (compute_priorities): Likewise.
5126 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
5127 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
5129 (gimple_build_debug_bind_stat): New.
5130 (empty_body_p): Skip debug stmts.
5131 (gimple_has_side_effects): Likewise.
5132 (gimple_rhs_has_side_effects): Likewise.
5133 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
5134 (gimple_build_debug_bind_stat): Declare.
5135 (gimple_build_debug_bind): Define.
5136 (is_gimple_debug): New.
5137 (gimple_debug_bind_p): New.
5138 (gimple_debug_bind_get_var): New.
5139 (gimple_debug_bind_get_value): New.
5140 (gimple_debug_bind_get_value_ptr): New.
5141 (gimple_debug_bind_set_var): New.
5142 (gimple_debug_bind_set_value): New.
5143 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
5144 (gimple_debug_bind_reset_value): New.
5145 (gimple_debug_bind_has_value_p): New.
5146 (gsi_next_nondebug): New.
5147 (gsi_prev_nondebug): New.
5148 (gsi_start_nondebug_bb): New.
5149 (gsi_last_nondebug_bb): New.
5150 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
5151 (print_insn): Handle DEBUG_INSN.
5152 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
5153 of first insn prevail.
5154 (first_stmt): Skip debug stmts.
5155 (first_non_label_stmt): Likewise.
5156 (last_stmt): Likewise.
5157 (has_zero_uses_1): New.
5158 (single_imm_use_1): New.
5159 (verify_gimple_debug): New.
5160 (verify_types_in_gimple_stmt): Handle debug stmts.
5161 (verify_stmt): Likewise.
5162 (debug_loop_num): Skip debug stmts.
5163 (remove_edge_and_dominated_blocks): Remove dominators last.
5164 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
5165 (linearize_expr): Likewise.
5166 * config/i386/i386.c (ix86_delegitimize_address): Call
5167 default implementation.
5168 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
5169 (group_barrier_needed): Skip debug insns.
5170 (emit_insn_group_barriers): Likewise.
5171 (emit_all_insn_group_barriers): Likewise.
5172 (ia64_variable_issue): Handle debug insns.
5173 (ia64_dfa_new_cycle): Likewise.
5174 (final_emit_insn_group_barriers): Skip debug insns.
5175 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
5176 def cfa without frame.
5177 (process_set): Likewise.
5178 (process_for_unwind_directive): Pass frame on.
5179 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
5180 (rs6000_delegitimize_address): New.
5181 (rs6000_debug_adjust_cost): Handle debug insns.
5182 (is_microcoded_insn): Likewise.
5183 (is_cracked_insn): Likewise.
5184 (is_nonpipeline_insn): Likewise.
5185 (insn_must_be_first_in_group): Likewise.
5186 (insn_must_be_last_in_group): Likewise.
5187 (force_new_group): Likewise.
5188 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
5189 contains only debug insns.
5190 (rtl_merge_blocks): Skip debug insns.
5191 (purge_dead_edges): Likewise.
5192 (rtl_block_ends_with_call_p): Skip debug insns.
5193 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
5194 (mark_reg_dependencies): Skip debug insns.
5195 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
5196 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
5197 * tree-ssa-threadedge.c
5198 (record_temporary_equivalences_from_stmts): Skip debug stmts.
5199 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
5200 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
5201 (copyprop_hardreg_forward_1): Handle debug insns.
5202 * reload1.c (reload): Skip debug insns. Replace unassigned
5203 pseudos in debug insns with their equivalences.
5204 (eliminate_regs_in_insn): Skip debug insns.
5205 (emit_input_reload_insns): Skip debug insns at first, adjust
5207 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
5208 (get_indirect_ref_operands): Pass opf_no_vops on.
5209 (get_expr_operands): Likewise. Skip debug stmts.
5210 (parse_ssa_operands): Scan debug insns with opf_no_vops.
5212 2009-09-01 Richard Henderson <rth@redhat.com>
5214 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
5215 stmt_ends_pp_p statements at least once.
5216 * tree-vrp.c (vrp_initialize): Likewise.
5217 (vrp_visit_stmt): Be prepared for non-interesting stmts.
5219 2009-09-01 Dodji Seketeli <dodji@redhat.com>
5222 Fix AIX bootstrap after PR debug/30161
5223 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
5224 that is a GNU extension.
5225 (tmpl_value_parm_die_table): Move the definition of this global
5226 outside #ifdef DWARF2_DEBUGGING_INFO region.
5228 2009-09-01 Richard Guenther <rguenther@suse.de>
5230 * tree.c (tree_expr_size): New function.
5231 * tree.h (tree_expr_size): Declare.
5232 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
5233 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
5234 * langhooks.c (lhd_expr_size): Remove.
5235 * langhooks.h (struct lang_hooks): Remove expr_size.
5236 * explow.c (expr_size): Use tree_expr_size.
5237 (int_expr_size): Likewise.
5238 * langhooks-def.h (lhd_expr_size): Remove.
5239 (LANG_HOOKS_EXPR_SIZE): Likewise.
5240 (LANG_HOOKS_INITIALIZER): Adjust.
5242 2009-09-01 Richard Guenther <rguenther@suse.de>
5244 * tree-flow.h (mark_addressable): Move declaration ...
5245 * tree.h (mark_addressable): ... here.
5246 * stmt.c (expand_asm_operands): Use mark_addressable, not
5247 lang_hooks.mark_addressable.
5248 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
5249 LANG_HOOKS_MARK_ADDRESSABLE.
5250 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
5251 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
5253 2009-08-31 Chris Demetriou <cgd@google.com>
5255 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
5256 vectorize if not TARGET_SSE2.
5258 2009-08-31 DJ Delorie <dj@redhat.com>
5260 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
5261 registers if no coprocessor is enabled.
5263 2009-08-31 Dodji Seketeli <dodji@redhat.com>
5266 * cgraph.h (cgraph_get_node): Declare ...
5267 * cgraph.c (cgraph_get_node): ... new function.
5268 * dwarf2out.c (gen_generic_params_dies,
5269 generic_parameter_die, tree_add_const_value_attribute_for_decl,
5270 make_ith_pack_parameter_name,
5271 append_entry_to_tmpl_value_parm_die_table,
5272 gen_remaining_tmpl_value_param_die_attribute): New functions.
5273 (gen_subprogram_die): Generate debug info for template parameters
5274 if debug info level is higher than DINFO_LEVEL_TERSE.
5275 Use tree_add_const_value_attribute_for_decl instead of
5276 tree_add_const_value_attribute.
5277 (gen_const_die): Use tree_add_const_value_attribute_for_decl
5278 instead of tree_add_const_value_attribute.
5279 (gen_struct_or_union_type_die): Generate debug
5280 info for template parameters if debug info level is higher than
5282 (tree_add_const_value_attribute): Handle integral and pointer
5283 constants. Update comment.
5284 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
5285 (dwarf_attr_name): Support DW_AT_GNU_template_name.
5286 (reference_to_unused): Fix thinko. Remove redundant predicates from
5288 (tree_add_const_value_attribute): Make this work for constant
5290 tree_add_const_value_attribute_for_decl is to be used for variable
5292 (add_location_or_const_value_attribute): Use
5293 tree_add_const_value_attribute_for_decl now.
5294 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
5295 DW_TAG_template_value_param DIEs after function DIEs have been
5297 * langhooks.h (lang_hooks_for_types): Add
5298 get_argument_pack_elems.
5299 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
5300 (lang_hooks): Added get_innermost_generic_parms,
5301 get_innermost_generic_args.
5302 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
5303 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
5304 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
5305 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
5307 2009-08-31 DJ Delorie <dj@redhat.com>
5309 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
5310 it once we start generating the prologue or epilogue.
5311 (mep_call_saves_register): If the frame is locked, re-use
5313 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
5314 (mep_expand_prologue): Call it.
5315 (mep_expand_epilogue): Likewise.
5316 (mep_start_function): Use the same logic as mep_expand_prologue.
5317 (mep_pass_by_reference): Make logic more readable.
5318 (mep_return_in_memory): Zero-sized objects are passed in memory.
5319 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
5321 2009-08-31 Richard Guenther <rguenther@suse.de>
5323 * builtins.c (fold_builtin_memory_op): Use the alias oracle
5324 to query if the memory regions for memmove overlap.
5325 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
5326 asserts on pointers, instead deal with odd trees.
5327 (ptr_derefs_may_alias_p): Likewise.
5328 (refs_may_alias_p_1): Constructor bases also never alias.
5330 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
5332 * doc/install.texi (Final install): Adjust reference on where to
5333 order printed manuals.
5335 2009-08-30 Olivier Hainque <hainque@adacore.com>
5337 * dwarf2out.c (switch_to_frame_table_section): Move
5338 definition prior to first use.
5340 2009-08-30 Richard Guenther <rguenther@suse.de>
5342 PR tree-optimization/41186
5343 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
5344 (ao_ref_init_from_ptr_and_size): New function.
5345 (ref_maybe_used_by_call_p_1): Be more precise tracking
5346 used ranges for builtin functions.
5347 (ref_maybe_used_by_call_p): Adjust.
5348 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
5349 ranges for builtin functions.
5350 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
5352 2009-08-30 Alan Modra <amodra@bigpond.net.au>
5355 * fwprop.c (get_reg_use_in): Delete.
5356 (free_load_extend): New function.
5357 (forward_propagate_subreg): Use it.
5359 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
5361 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
5363 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
5366 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
5369 2009-08-29 Douglas B Rupp <rupp@gnat.com>
5371 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
5372 fini or fini_array section.
5374 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5376 * graphite-dependences.c (graphite_legal_transform_bb): Call
5377 pbb_remove_duplicate_pdrs.
5378 * graphite-poly.c (can_collapse_pdr): Removed.
5379 (pdr_find_duplicate): Removed.
5380 (can_collapse_pdrs): New.
5381 (pbb_remove_duplicate_pdrs): New.
5382 (new_poly_dr): Do not look for duplicates.
5383 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
5384 (PBB_PDR_DUPLICATES_REMOVED): New.
5385 (pbb_remove_duplicate_pdrs): Declared.
5387 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5389 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
5390 the strides by multiplying by PDR_NB_REFS.
5391 * graphite-poly.c (can_collapse_pdr): New.
5392 (pdr_find_duplicate): New.
5393 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
5394 Initialize PDR_NB_REFS.
5395 * graphite-poly.h (struct poly_dr): Add field nb_refs.
5397 (new_poly_dr): Number of subscripts is a graphite_dim_t.
5399 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5402 * graphite-poly.c (apply_poly_transforms): Remove legality test before
5405 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5407 * graphite-dependences.c (pddr_original_scattering): Return NULL
5408 for read-read dependence relations.
5409 * graphite-poly.h (enum poly_dr_type): Fix comment.
5412 (pdr_may_write_p): New.
5414 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5416 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
5417 (struct poly_dr): Same.
5418 (new_poly_dr): Same.
5419 * graphite-poly.c (new_poly_dr): Same.
5420 * graphite-dependences.c (dot_deps): Disable call to system.
5422 2009-08-28 Cary Coutant <ccoutant@google.com>
5425 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
5426 struct/union/enum types local to a function.
5428 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
5429 Sebastian Pop <sebastian.pop@amd.com>
5431 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
5432 pbb_strip_mine_time_depth. Changed the implementation so that
5433 transformation is expressed as a transformation on
5434 time (scatttering) dimensions. Also, ensures that the 2d+1
5435 scheduling format is preserved.
5436 (pbb_strip_mine_profitable_p): Profitability is based on the
5437 iteration number of a given time (scattering) dimension,
5438 and not on a original loop depth dimension.
5439 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
5440 (pbb_do_strip_mine): Call psct_dynamic_dim.
5441 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
5442 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
5443 (pbb_nb_dynamic_scattering_transform): New.
5444 (psct_dynamic_dim): New.
5446 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
5448 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
5449 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
5450 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
5451 * graphite-interchange.c (build_linearized_memory_access): Same.
5452 (memory_stride_in_loop): Same.
5454 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5456 * graphite-dependences.c (pddr_original_scattering): New.
5457 (graphite_legal_transform_dr): Call pddr_original_scattering.
5460 * graphite-dependences.h (dot_deps): Declared.
5461 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
5462 (print_pdr): Print PDR_ID.
5463 * graphite-poly.h (struct poly_dr): Add field id.
5466 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
5468 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5470 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
5471 not delete the original dependence relation.
5473 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5475 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
5476 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
5477 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
5478 (free_poly_ddr): New.
5479 (pddr_is_empty): New.
5480 (dependence_polyhedron_1): Now returns a poly_ddr_p.
5481 (dependence_polyhedron): Same. Remove useless gcc_assert.
5483 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
5484 (graphite_carried_dependence_level_k): Call pddr_is_empty.
5485 * graphite-dependences.h (enum poly_dependence_kind): New.
5486 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
5487 (PDRP_SOURCE): Renamed PDDR_SOURCE.
5488 (PDRP_SINK): Renamed PDDR_SINK.
5489 (PDRP_DDP): Renamed PDDR_DDP.
5491 (free_poly_ddr): Declared.
5492 * graphite-poly.c (new_scop): Use the new hash function names.
5493 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
5494 into original_pddrs.
5495 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
5497 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5499 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
5500 bounds with LT_EXPR to make niter analysis more precise on code
5501 generated by Graphite.
5503 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5505 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
5506 (graphite_legal_transform_bb): Same.
5507 (poly_drs_may_alias_p): Same.
5509 2009-08-28 Richard Guenther <rguenther@suse.de>
5511 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
5513 2009-08-28 Jan Beulich <jbeulich@novell.com>
5515 * config/i386/netware.c: Include langhooks.h.
5516 (i386_nlm_encode_section_info): Simplify.
5517 (netware_override_options): Delete.
5518 * config/i386/netware.h (netware_override_options): Delete
5520 (OVERRIDE_OPTIONS): Delete definition.
5521 (SUBTARGET_OVERRIDE_OPTIONS): Define.
5522 (ASM_COMMENT_START): Define.
5523 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
5525 2009-08-28 Jan Beulich <jbeulich@novell.com>
5527 * configure.ac: For in-tree ld, do a plain version check to
5528 determine whether comdat groups are supported.
5529 * configure: Regenerate.
5531 2009-08-28 Olivier Hainque <hainque@adacore.com>
5533 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
5534 always defined. Reflect definition or absence of such for
5535 COLLECT_EXPORT_LIST. Readability helper.
5536 (scanfilter): New enum, to help control what symbols
5537 are to be considered or ignored by scan_prog_file.
5538 (enum pass): Rename as "scanpass", moved together with scanfilter
5539 prior to scan_prog_file's prototype.
5540 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
5541 Group prototype with the scanpass/scanfilter definitions, factorize
5542 head comments for the several implementations at the prototype.
5543 (main): Reorganize the first pass link control to let AIX
5544 drag only the needed frame tables in executables. Prevent
5545 frame tables collection during the scan aimed at static ctors.
5546 Pre-link and scan for frame tables later to compensate.
5547 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
5548 A C statement to issue assembly directives that create a reference
5549 to the given DWARF table identifier label from the current function
5551 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
5552 to differentiate first time section entry. Only emit a .data
5553 tables start identifier label the first time around.
5554 (switch_to_frame_table_section): New function. Helper for
5555 output_call_frame_info to switch possibly BACK into the eh_frame
5556 or the debug_frame section depending on FOR_EH.
5557 (output_call_frame_info): Use helper to first enter the proper
5559 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
5560 emit a link to the frame table start label from each function
5562 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
5563 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
5564 * config/rs6000/rs6000-protos.h: Declare it.
5565 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
5567 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
5569 * config/sh/sh.c (split_branches): Check the result of
5572 2009-08-27 Steve Ellcey <sje@cup.hp.com>
5574 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
5575 using -pthread -fopenmp
5577 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
5579 * doc/service.texi (service directory): Update URL.
5581 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
5583 PR rtl-optimization/40861
5584 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
5585 extract word from a multi-word subreg for negative byte positions.
5587 2009-08-27 Tristan Gingold <gingold@adacore.com>
5588 Douglas B Rupp <rupp@gnat.com>
5590 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
5591 (SECTION_VMS_OVERLAY): Define.
5592 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
5594 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
5596 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
5597 common_object declarations.
5598 (ia64_section_type_flags): Set section flag for common_object.
5599 * config/ia64/ia64-protos.h
5600 (ia64_vms_output_aligned_decl_common): Declare.
5601 (ia64_vms_elf_asm_named_section): Declare.
5603 2009-08-27 Michael Matz <matz@suse.de>
5605 * expr.c (expand_expr_real_2): New function taking exploded
5606 unary or binary expression, split out from ...
5607 (expand_expr_real_1): ... here. Move over all unary/binary
5608 switch parts to above function, in particular these codes:
5609 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
5610 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
5611 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
5612 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
5613 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
5614 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
5615 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
5616 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
5617 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
5618 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
5619 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
5620 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
5621 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
5622 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
5623 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
5624 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
5625 VEC_PACK_FIX_TRUNC_EXPR.
5626 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
5629 2009-08-27 Richard Guenther <rguenther@suse.de>
5631 * gengtype.c (main): Handle uint64_t.
5632 * ipa-utils.c (get_base_var): Indent properly.
5633 * tree-ssa-live.c (debug_scope_block): New function.
5634 * tree-flow.h (debug_scope_block): Declare.
5635 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
5636 * basic-block.h (enum profile_status): Rename to
5637 enum profile_status_d.
5638 (x_profile_status): Adjust type.
5640 2009-08-27 Dodji Seketeli <dodji@redhat.com>
5643 * dwarf2out.c (get_context_die): Declare this static function.
5644 (gen_type_die_with_usage): Make sure a DIE is a generated for
5645 the context of a typedef.
5647 2009-08-26 Anatoly Sokolov <aesok@post.ru>
5649 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
5652 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
5654 * config/mips/mips-protos.h (mips_output_sync): Declare.
5655 (mips_sync_loop_insns): Likewise.
5656 (mips_output_sync_loop): Replace first two parameters with an rtx.
5657 * config/mips/mips.c (mips_multi_member): New structure.
5658 (mips_multi_members): New variable.
5659 (mips_multi_start): New function.
5660 (mips_multi_add): Likewise.
5661 (mips_multi_add_insn): Likewise.
5662 (mips_multi_add_label): Likewise.
5663 (mips_multi_last_index): Likewise.
5664 (mips_multi_copy_insn): Likewise.
5665 (mips_multi_set_operand): Likewise.
5666 (mips_multi_write): Likewise.
5667 (mips_print_operand_punctuation): Remove '%|' and '%-'.
5668 (mips_init_print_operand_punct): Update accordingly.
5669 (mips_start_ll_sc_sync_block): New function.
5670 (mips_end_ll_sc_sync_block): Likewise.
5671 (mips_output_sync): Likewise.
5672 (mips_sync_insn1_template): Likewise.
5673 (mips_sync_insn2_template): Likewise.
5674 (mips_get_sync_operand): Likewise.
5675 (mips_process_sync_loop): Likewise.
5676 (mips_output_sync_loop): Use mips_process_sync_loop.
5677 (mips_sync_loop_insns): New function.
5678 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
5679 (MIPS_COMPARE_AND_SWAP_12): Likewise.
5680 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
5681 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
5682 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
5683 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
5684 (MIPS_SYNC_OLD_OP_12): Likewise.
5685 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
5686 (MIPS_SYNC_NEW_OP_12): Likewise.
5687 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
5688 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
5689 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
5690 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
5691 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
5692 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
5693 * config/mips/mips.md (sync_mem): New attribute.
5694 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
5695 (sync_exclusive_mask, sync_required_oldval): Likewise.
5696 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
5697 (sync_release_barrier): Likewise.
5698 (length): Handle sync loops.
5699 (sync): Use mips_output_sync.
5700 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
5701 (sync_compare_and_swap<mode>): Set the new sync_* attributes
5702 and use mips_output_sync_loop.
5703 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
5704 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
5705 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
5706 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
5707 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
5708 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
5709 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
5710 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
5711 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
5713 2009-08-26 Richard Guenther <rguenther@suse.de>
5716 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
5717 the types to not match.
5718 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
5720 * tree-ssa.c (useless_type_conversion_p): Conversions to
5721 pointers to unprototyped functions are useless.
5723 2009-08-26 Richard Guenther <rguenther@suse.de>
5725 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
5726 whole-program condition, prepare to be called for non-globals.
5727 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
5728 params build a representative with known type and track its fields.
5730 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
5732 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
5733 clearing by a taken branch.
5734 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
5735 effectively after bbro pass.
5736 (sync_nand<mode>): Ditto.
5737 (sync_old_<fetchop_name><mode>): Ditto.
5738 (sync_old_nand<mode>): Ditto.
5739 (sync_new_<fetchop_name><mode>): Dito.
5740 (sync_new_nand<mode>): Ditto.
5741 (sync_compare_and_swap<mode>_1): Ditto.
5742 (*sync_compare_and_swap<mode>): Ditto.
5743 (sync_lock_test_and_set<mode>_1): Ditto.
5744 ("sync_lock_test_and_set<mode>): Ditto.
5746 2009-08-25 Douglas B Rupp <rupp@gnat.com>
5748 * hwint.h (HOST_LONG_FORMAT): New macro
5749 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
5750 Use HOST_PTR_PRINTF.
5751 * system.h (HOST_PTR_PRINTF): Resurrect old macro
5752 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
5753 (HOST_PTR_PRINTF): Document.
5755 2009-08-25 Jan Hubicka <jh@suse.cz>
5757 * config/i386/bmmintrin.h: Replace by #error.
5760 Michael Meissner <michael.meissner@amd.com>
5761 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5762 Tony Linthicum <tony.linthicum@amd.com>
5764 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
5765 (TARGET_ROUND): New macro for the round/ptest instructions which
5766 are shared between SSE4.1 and SSE5.
5767 (OPTION_MASK_ISA_ROUND): Ditto.
5768 (OPTION_ISA_ROUND): Ditto.
5769 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
5770 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
5772 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
5773 (-mfused-madd): New switch to give users control over whether the
5774 compiler optimizes to use the multiply/add SSE5 instructions.
5776 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
5777 (ix86_handle_option): Turn off 3dnow if -msse5.
5778 (override_options): Add SSE5 support.
5779 (print_operand): %Y prints comparison codes for SSE5 com/pcom
5781 (ix86_expand_sse_movcc): Add SSE5 support.
5782 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
5783 vector type to the next largest size.
5784 (ix86_expand_sse5_pack): New function to use pperm to pack a
5785 vector type to the next smallest size.
5786 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
5787 (IX86_BUILTIN_FMADDSD): Ditto.
5788 (IX86_BUILTIN_FMADDPS): Ditto.
5789 (IX86_BUILTIN_FMADDPD): Ditto.
5790 (IX86_BUILTIN_FMSUBSS): Ditto.
5791 (IX86_BUILTIN_FMSUBSD): Ditto.
5792 (IX86_BUILTIN_FMSUBPS): Ditto.
5793 (IX86_BUILTIN_FMSUBPD): Ditto.
5794 (IX86_BUILTIN_FNMADDSS): Ditto.
5795 (IX86_BUILTIN_FNMADDSD): Ditto.
5796 (IX86_BUILTIN_FNMADDPS): Ditto.
5797 (IX86_BUILTIN_FNMADDPD): Ditto.
5798 (IX86_BUILTIN_FNMSUBSS): Ditto.
5799 (IX86_BUILTIN_FNMSUBSD): Ditto.
5800 (IX86_BUILTIN_FNMSUBPS): Ditto.
5801 (IX86_BUILTIN_FNMSUBPD): Ditto.
5802 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
5803 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
5804 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
5805 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
5806 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
5807 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
5808 (IX86_BUILTIN_PPERM): Ditto.
5809 (IX86_BUILTIN_PERMPS): Ditto.
5810 (IX86_BUILTIN_PERMPD): Ditto.
5811 (IX86_BUILTIN_PMACSSWW): Ditto.
5812 (IX86_BUILTIN_PMACSWW): Ditto.
5813 (IX86_BUILTIN_PMACSSWD): Ditto.
5814 (IX86_BUILTIN_PMACSWD): Ditto.
5815 (IX86_BUILTIN_PMACSSDD): Ditto.
5816 (IX86_BUILTIN_PMACSDD): Ditto.
5817 (IX86_BUILTIN_PMACSSDQL): Ditto.
5818 (IX86_BUILTIN_PMACSSDQH): Ditto.
5819 (IX86_BUILTIN_PMACSDQL): Ditto.
5820 (IX86_BUILTIN_PMACSDQH): Ditto.
5821 (IX86_BUILTIN_PMADCSSWD): Ditto.
5822 (IX86_BUILTIN_PMADCSWD): Ditto.
5823 (IX86_BUILTIN_PHADDBW): Ditto.
5824 (IX86_BUILTIN_PHADDBD): Ditto.
5825 (IX86_BUILTIN_PHADDBQ): Ditto.
5826 (IX86_BUILTIN_PHADDWD): Ditto.
5827 (IX86_BUILTIN_PHADDWQ): Ditto.
5828 (IX86_BUILTIN_PHADDDQ): Ditto.
5829 (IX86_BUILTIN_PHADDUBW): Ditto.
5830 (IX86_BUILTIN_PHADDUBD): Ditto.
5831 (IX86_BUILTIN_PHADDUBQ): Ditto.
5832 (IX86_BUILTIN_PHADDUWD): Ditto.
5833 (IX86_BUILTIN_PHADDUWQ): Ditto.
5834 (IX86_BUILTIN_PHADDUDQ): Ditto.
5835 (IX86_BUILTIN_PHSUBBW): Ditto.
5836 (IX86_BUILTIN_PHSUBWD): Ditto.
5837 (IX86_BUILTIN_PHSUBDQ): Ditto.
5838 (IX86_BUILTIN_PROTB): Ditto.
5839 (IX86_BUILTIN_PROTW): Ditto.
5840 (IX86_BUILTIN_PROTD): Ditto.
5841 (IX86_BUILTIN_PROTQ): Ditto.
5842 (IX86_BUILTIN_PROTB_IMM): Ditto.
5843 (IX86_BUILTIN_PROTW_IMM): Ditto.
5844 (IX86_BUILTIN_PROTD_IMM): Ditto.
5845 (IX86_BUILTIN_PROTQ_IMM): Ditto.
5846 (IX86_BUILTIN_PSHLB): Ditto.
5847 (IX86_BUILTIN_PSHLW): Ditto.
5848 (IX86_BUILTIN_PSHLD): Ditto.
5849 (IX86_BUILTIN_PSHLQ): Ditto.
5850 (IX86_BUILTIN_PSHAB): Ditto.
5851 (IX86_BUILTIN_PSHAW): Ditto.
5852 (IX86_BUILTIN_PSHAD): Ditto.
5853 (IX86_BUILTIN_PSHAQ): Ditto.
5854 (IX86_BUILTIN_FRCZSS): Ditto.
5855 (IX86_BUILTIN_FRCZSD): Ditto.
5856 (IX86_BUILTIN_FRCZPS): Ditto.
5857 (IX86_BUILTIN_FRCZPD): Ditto.
5858 (IX86_BUILTIN_CVTPH2PS): Ditto.
5859 (IX86_BUILTIN_CVTPS2PH): Ditto.
5860 (IX86_BUILTIN_COMEQSS): Ditto.
5861 (IX86_BUILTIN_COMNESS): Ditto.
5862 (IX86_BUILTIN_COMLTSS): Ditto.
5863 (IX86_BUILTIN_COMLESS): Ditto.
5864 (IX86_BUILTIN_COMGTSS): Ditto.
5865 (IX86_BUILTIN_COMGESS): Ditto.
5866 (IX86_BUILTIN_COMUEQSS): Ditto.
5867 (IX86_BUILTIN_COMUNESS): Ditto.
5868 (IX86_BUILTIN_COMULTSS): Ditto.
5869 (IX86_BUILTIN_COMULESS): Ditto.
5870 (IX86_BUILTIN_COMUGTSS): Ditto.
5871 (IX86_BUILTIN_COMUGESS): Ditto.
5872 (IX86_BUILTIN_COMORDSS): Ditto.
5873 (IX86_BUILTIN_COMUNORDSS): Ditto.
5874 (IX86_BUILTIN_COMFALSESS): Ditto.
5875 (IX86_BUILTIN_COMTRUESS): Ditto.
5876 (IX86_BUILTIN_COMEQSD): Ditto.
5877 (IX86_BUILTIN_COMNESD): Ditto.
5878 (IX86_BUILTIN_COMLTSD): Ditto.
5879 (IX86_BUILTIN_COMLESD): Ditto.
5880 (IX86_BUILTIN_COMGTSD): Ditto.
5881 (IX86_BUILTIN_COMGESD): Ditto.
5882 (IX86_BUILTIN_COMUEQSD): Ditto.
5883 (IX86_BUILTIN_COMUNESD): Ditto.
5884 (IX86_BUILTIN_COMULTSD): Ditto.
5885 (IX86_BUILTIN_COMULESD): Ditto.
5886 (IX86_BUILTIN_COMUGTSD): Ditto.
5887 (IX86_BUILTIN_COMUGESD): Ditto.
5888 (IX86_BUILTIN_COMORDSD): Ditto.
5889 (IX86_BUILTIN_COMUNORDSD): Ditto.
5890 (IX86_BUILTIN_COMFALSESD): Ditto.
5891 (IX86_BUILTIN_COMTRUESD): Ditto.
5892 (IX86_BUILTIN_COMEQPS): Ditto.
5893 (IX86_BUILTIN_COMNEPS): Ditto.
5894 (IX86_BUILTIN_COMLTPS): Ditto.
5895 (IX86_BUILTIN_COMLEPS): Ditto.
5896 (IX86_BUILTIN_COMGTPS): Ditto.
5897 (IX86_BUILTIN_COMGEPS): Ditto.
5898 (IX86_BUILTIN_COMUEQPS): Ditto.
5899 (IX86_BUILTIN_COMUNEPS): Ditto.
5900 (IX86_BUILTIN_COMULTPS): Ditto.
5901 (IX86_BUILTIN_COMULEPS): Ditto.
5902 (IX86_BUILTIN_COMUGTPS): Ditto.
5903 (IX86_BUILTIN_COMUGEPS): Ditto.
5904 (IX86_BUILTIN_COMORDPS): Ditto.
5905 (IX86_BUILTIN_COMUNORDPS): Ditto.
5906 (IX86_BUILTIN_COMFALSEPS): Ditto.
5907 (IX86_BUILTIN_COMTRUEPS): Ditto.
5908 (IX86_BUILTIN_COMEQPD): Ditto.
5909 (IX86_BUILTIN_COMNEPD): Ditto.
5910 (IX86_BUILTIN_COMLTPD): Ditto.
5911 (IX86_BUILTIN_COMLEPD): Ditto.
5912 (IX86_BUILTIN_COMGTPD): Ditto.
5913 (IX86_BUILTIN_COMGEPD): Ditto.
5914 (IX86_BUILTIN_COMUEQPD): Ditto.
5915 (IX86_BUILTIN_COMUNEPD): Ditto.
5916 (IX86_BUILTIN_COMULTPD): Ditto.
5917 (IX86_BUILTIN_COMULEPD): Ditto.
5918 (IX86_BUILTIN_COMUGTPD): Ditto.
5919 (IX86_BUILTIN_COMUGEPD): Ditto.
5920 (IX86_BUILTIN_COMORDPD): Ditto.
5921 (IX86_BUILTIN_COMUNORDPD): Ditto.
5922 (IX86_BUILTIN_COMFALSEPD): Ditto.
5923 (IX86_BUILTIN_COMTRUEPD): Ditto.
5924 (IX86_BUILTIN_PCOMEQUB): Ditto.
5925 (IX86_BUILTIN_PCOMNEUB): Ditto.
5926 (IX86_BUILTIN_PCOMLTUB): Ditto.
5927 (IX86_BUILTIN_PCOMLEUB): Ditto.
5928 (IX86_BUILTIN_PCOMGTUB): Ditto.
5929 (IX86_BUILTIN_PCOMGEUB): Ditto.
5930 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
5931 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
5932 (IX86_BUILTIN_PCOMEQUW): Ditto.
5933 (IX86_BUILTIN_PCOMNEUW): Ditto.
5934 (IX86_BUILTIN_PCOMLTUW): Ditto.
5935 (IX86_BUILTIN_PCOMLEUW): Ditto.
5936 (IX86_BUILTIN_PCOMGTUW): Ditto.
5937 (IX86_BUILTIN_PCOMGEUW): Ditto.
5938 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
5939 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
5940 (IX86_BUILTIN_PCOMEQUD): Ditto.
5941 (IX86_BUILTIN_PCOMNEUD): Ditto.
5942 (IX86_BUILTIN_PCOMLTUD): Ditto.
5943 (IX86_BUILTIN_PCOMLEUD): Ditto.
5944 (IX86_BUILTIN_PCOMGTUD): Ditto.
5945 (IX86_BUILTIN_PCOMGEUD): Ditto.
5946 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
5947 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
5948 (IX86_BUILTIN_PCOMEQUQ): Ditto.
5949 (IX86_BUILTIN_PCOMNEUQ): Ditto.
5950 (IX86_BUILTIN_PCOMLTUQ): Ditto.
5951 (IX86_BUILTIN_PCOMLEUQ): Ditto.
5952 (IX86_BUILTIN_PCOMGTUQ): Ditto.
5953 (IX86_BUILTIN_PCOMGEUQ): Ditto.
5954 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
5955 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
5956 (IX86_BUILTIN_PCOMEQB): Ditto.
5957 (IX86_BUILTIN_PCOMNEB): Ditto.
5958 (IX86_BUILTIN_PCOMLTB): Ditto.
5959 (IX86_BUILTIN_PCOMLEB): Ditto.
5960 (IX86_BUILTIN_PCOMGTB): Ditto.
5961 (IX86_BUILTIN_PCOMGEB): Ditto.
5962 (IX86_BUILTIN_PCOMFALSEB): Ditto.
5963 (IX86_BUILTIN_PCOMTRUEB): Ditto.
5964 (IX86_BUILTIN_PCOMEQW): Ditto.
5965 (IX86_BUILTIN_PCOMNEW): Ditto.
5966 (IX86_BUILTIN_PCOMLTW): Ditto.
5967 (IX86_BUILTIN_PCOMLEW): Ditto.
5968 (IX86_BUILTIN_PCOMGTW): Ditto.
5969 (IX86_BUILTIN_PCOMGEW): Ditto.
5970 (IX86_BUILTIN_PCOMFALSEW): Ditto.
5971 (IX86_BUILTIN_PCOMTRUEW): Ditto.
5972 (IX86_BUILTIN_PCOMEQD): Ditto.
5973 (IX86_BUILTIN_PCOMNED): Ditto.
5974 (IX86_BUILTIN_PCOMLTD): Ditto.
5975 (IX86_BUILTIN_PCOMLED): Ditto.
5976 (IX86_BUILTIN_PCOMGTD): Ditto.
5977 (IX86_BUILTIN_PCOMGED): Ditto.
5978 (IX86_BUILTIN_PCOMFALSED): Ditto.
5979 (IX86_BUILTIN_PCOMTRUED): Ditto.
5980 (IX86_BUILTIN_PCOMEQQ): Ditto.
5981 (IX86_BUILTIN_PCOMNEQ): Ditto.
5982 (IX86_BUILTIN_PCOMLTQ): Ditto.
5983 (IX86_BUILTIN_PCOMLEQ): Ditto.
5984 (IX86_BUILTIN_PCOMGTQ): Ditto.
5985 (IX86_BUILTIN_PCOMGEQ): Ditto.
5986 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
5987 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
5988 (enum multi_arg_type): New enum for describing the various SSE5
5989 intrinsic argument types.
5990 (bdesc_multi_arg): New table for SSE5 intrinsics.
5991 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
5992 (ix86_expand_multi_arg_builtin): New function for creating SSE5
5994 (ix86_expand_builtin): Add SSE5 intrinsic support.
5995 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
5996 operand instructions.
5997 (ix86_expand_sse5_multiple_memory): New function to split the
5998 second memory reference from SSE5 instructions.
5999 (type_has_variadic_args_p): Delete in favor of stdarg_p.
6000 (ix86_return_pops_args): Use stdarg_p to determine if the function
6001 has variable arguments.
6002 (ix86_setup_incoming_varargs): Ditto.
6003 (x86_this_parameter): Ditto.
6005 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
6007 (ix86_expand_sse5_pack): Ditto.
6008 (ix86_sse5_valid_op_p): Ditto.
6009 (ix86_expand_sse5_multiple_memory): Ditto.
6011 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
6012 constant for SSE5 support.
6013 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
6014 (UNSPEC_SSE5_TRUEFALSE): Ditto.
6015 (UNSPEC_SSE5_PERMUTE): Ditto.
6016 (UNSPEC_SSE5_ASHIFT): Ditto.
6017 (UNSPEC_SSE5_LSHIFT): Ditto.
6018 (UNSPEC_FRCZ): Ditto.
6019 (UNSPEC_CVTPH2PS): Ditto.
6020 (UNSPEC_CVTPS2PH): Ditto.
6021 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
6023 (COM_FALSE_S): Ditto.
6024 (COM_FALSE_P): Ditto.
6025 (COM_TRUE_S): Ditto.
6026 (COM_TRUE_P): Ditto.
6027 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
6028 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
6030 (memory attribute): Ditto.
6031 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6032 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
6033 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6034 (floor<mode>2): Ditto.
6035 (ceil<mode>2): Ditto.
6036 (btrunc<mode>2): Ditto.
6037 (nearbyintdf2): Ditto.
6038 (nearbyintsf2): Ditto.
6039 (sse_setccsf): Disable if SSE5.
6040 (sse_setccdf): Ditto.
6041 (sse5_setcc<mode>): New support for SSE5 conditional move.
6042 (sse5_pcmov_<mode>): Ditto.
6044 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
6046 (SSEMODEF2P): Ditto.
6047 (ssemodesuffixf4): New mode attribute for SSE5.
6048 (ssemodesuffixf2s): Ditto.
6049 (ssemodesuffixf2c): Ditto.
6050 (sserotatemax): Ditto.
6051 (ssescalarmode): Ditto.
6052 (sse_maskcmpv4sf3): Disable if SSE5.
6053 (sse_maskcmpv2df3): Ditto.
6054 (sse_vmmaskcmpv4sf3): Ditto.
6055 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
6056 (sse5_vmfmadd<mode>4): Ditto.
6057 (sse5_fmsub<mode>4): Ditto.
6058 (sse5_vmfmsub<mode>4): Ditto.
6059 (sse5_fnmadd<mode>4): Ditto.
6060 (sse5_vmfnmadd<mode>4): Ditto.
6061 (sse5_fnmsub<mode>4): Ditto.
6062 (sse5_vmfnmsub<mode>4): Ditto.
6063 (sse5i_fmadd<mode>4): Ditto.
6064 (sse5i_fmsub<mode>4): Ditto.
6065 (sse5i_fnmadd<mode>4): Ditto.
6066 (sse5i_fnmsub<mode>4): Ditto.
6067 (sse5i_vmfmadd<mode>4): Ditto.
6068 (sse5i_vmfmsub<mode>4): Ditto.
6069 (sse5i_vmfnmadd<mode>4): Ditto.
6070 (sse5i_vmfnmsub<mode>4): Ditto.
6071 (mulv16qi3): Add SSE5 support.
6073 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
6074 (sse2_mulv4si3): Disable if SSE5.
6075 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
6076 (sse4_1_roundps): Ditto.
6077 (sse4_1_roundsd): Ditto.
6078 (sse4_1_roundss): Ditto.
6079 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
6081 (sse_maskcmpsf3): Ditto.
6082 (sse_vmmaskcmpv4sf3): Ditto.
6083 (sse2_maskcmpv2df3): Ditto.
6084 (sse2_maskcmpdf3): Ditto.
6085 (sse2_vmmaskcmpv2df3): Ditto.
6086 (sse2_eq<mode>3): Ditto.
6087 (sse2_gt<mode>3): Ditto.
6088 (sse5_pcmov_<mode>): Add SSE5 support.
6089 (vec_unpacku_hi_v16qi): Ditto.
6090 (vec_unpacks_hi_v16qi): Ditto.
6091 (vec_unpacku_lo_v16qi): Ditto.
6092 (vec_unpacks_lo_v16qi): Ditto.
6093 (vec_unpacku_hi_v8hi): Ditto.
6094 (vec_unpacks_hi_v8hi): Ditto.
6095 (vec_unpacku_lo_v8hi): Ditto.
6096 (vec_unpacks_lo_v8hi): Ditto.
6097 (vec_unpacku_hi_v4si): Ditto.
6098 (vec_unpacks_hi_v4si): Ditto.
6099 (vec_unpacku_lo_v4si): Ditto.
6100 (vec_unpacks_lo_v4si): Ditto.
6101 (sse5_pmacsww): New SSE5 intrinsic insn.
6102 (sse5_pmacssww): Ditto.
6103 (sse5_pmacsdd): Ditto.
6104 (sse5_pmacssdd): Ditto.
6105 (sse5_pmacssdql): Ditto.
6106 (sse5_pmacssdqh): Ditto.
6107 (sse5_pmacsdqh): Ditto.
6108 (sse5_pmacsswd): Ditto.
6109 (sse5_pmacswd): Ditto.
6110 (sse5_pmadcsswd): Ditto.
6111 (sse5_pmadcswd): Ditto.
6112 (sse5_pcmov_<move>): Conditional move support on SSE5.
6113 (sse5_phaddbw): New SSE5 intrinsic insn.
6114 (sse5_phaddbd): Ditto.
6115 (sse5_phaddbq): Ditto.
6116 (sse5_phaddwd): Ditto.
6117 (sse5_phaddwq): Ditto.
6118 (sse5_phadddq): Ditto.
6119 (sse5_phaddubw): Ditto.
6120 (sse5_phaddubd): Ditto.
6121 (sse5_phaddubq): Ditto.
6122 (sse5_phadduwd): Ditto.
6123 (sse5_phadduwq): Ditto.
6124 (sse5_phaddudq): Ditto.
6125 (sse5_phsubbw): Ditto.
6126 (sse5_phsubwd): Ditto.
6127 (sse5_phsubdq): Ditto.
6128 (sse5_pperm): Ditto.
6129 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
6130 (sse5_pperm_zero_v16qi_v8hi): Ditto.
6131 (sse5_pperm_sign_v8hi_v4si): Ditto.
6132 (sse5_pperm_zero_v8hi_v4si): Ditto.
6133 (sse5_pperm_sign_v4si_v2di): Ditto.
6134 (sse5_pperm_sign_v4si_v2di): Ditto.
6135 (sse5_pperm_pack_v2di_v4si): Ditto.
6136 (sse5_pperm_pack_v4si_v8hi): Ditto.
6137 (sse5_pperm_pack_v8hi_v16qi): Ditto.
6138 (sse5_perm<mode>): New SSE5 intrinsic insn.
6139 (rotl<mode>3): Ditto.
6140 (sse5_rotl<mode>3): Ditto.
6141 (sse5_ashl<mode>3): Ditto.
6142 (sse5_lshl<mode>3): Ditto.
6143 (sse5_frcz<mode>2): Ditto.
6144 (sse5s_frcz<mode>2): Ditto.
6145 (sse5_cvtph2ps): Ditto.
6146 (sse5_cvtps2ph): Ditto.
6147 (sse5_vmmaskcmp<mode>3): Ditto.
6148 (sse5_com_tf<mode>3): Ditto.
6149 (sse5_maskcmp<mode>3): Ditto.
6150 (sse5_maskcmp_uns<mode>3): Ditto.
6151 (sse5_maskcmp_uns2<mode>3): Ditto.
6152 (sse5_pcom_tf<mode>3): Ditto.
6154 * config/i386/predicates.md (sse5_comparison_float_operator):
6155 New predicate to match the comparison operators supported by
6156 the SSE5 com instruction.
6157 (ix86_comparison_int_operator): New predicate to match just the
6158 signed int comparisons.
6159 (ix86_comparison_uns_operator): New predicate to match just the
6160 unsigned int comparisons.
6162 * doc/invoke.texi (-msse5): Add documentation.
6163 (-mfused-madd): Ditto.
6165 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
6167 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
6169 (x86_64-*-*): Ditto.
6171 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
6173 * config/i386/bmmintrin.h: New file, provide common x86 compiler
6174 intrinisics for SSE5.
6176 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
6179 * config/i386/mmintrin-common.h: New file, to contain common
6180 instructions between SSE4.1 and SSE5.
6182 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
6183 FOREACH_FUNCTION_ARGS to iterate over the argument list.
6184 (gen_regparm_prefix): Ditto.
6186 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
6187 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
6188 prototype_p to determine if a function is prototyped.
6190 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
6192 * c-common.c (c_common_reswords) add the alignof keyword,
6193 with same RID as __alignof and __alignof__
6195 2009-08-25 Anatoly Sokolov <aesok@post.ru>
6197 * hooks.h (hook_bool_const_int_const_int_true): Declare.
6198 * hooks.c (hook_bool_const_int_const_int_true): New function.
6199 * target.h (struct gcc_target): Add can_eliminate field.
6200 * target-def.h (TARGET_CAN_ELIMINATE): Define.
6201 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
6202 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
6203 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
6204 (elim_table): Revise comment.
6205 * system.h (CAN_ELIMINATE): Poison.
6206 * defaults.h (CAN_ELIMINATE): Remove.
6207 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
6209 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
6210 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
6212 (alpha_vms_can_eliminate): Declare as static, change return type to
6214 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
6216 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
6217 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
6218 (arm_can_eliminate): New function.
6220 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
6221 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
6222 (avr_can_eliminate): Declare as static.
6223 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
6225 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
6226 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
6227 (bfin_can_eliminate): New function.
6229 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
6230 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
6231 (crx_can_eliminate): New function.
6233 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
6234 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
6235 (fr30_can_eliminate): New function.
6237 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
6238 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
6239 (frv_can_eliminate): New function.
6241 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
6242 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
6243 (h8300_can_eliminate): New function.
6245 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
6246 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
6247 (i386_can_eliminate): Declare as static, change return type to bool.
6248 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
6250 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
6251 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
6252 (ia64_can_eliminate): New function.
6254 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
6255 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
6256 (iq2000_can_eliminate): New function.
6258 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
6259 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
6260 (m32r_can_eliminate): New function.
6262 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
6263 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
6264 (m68hc11_can_eliminate): New function.
6266 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
6267 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
6268 (m68k_can_eliminate): New function.
6270 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
6271 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
6272 (mep_can_eliminate): New function.
6274 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
6275 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
6276 (mips_can_eliminate): New function.
6278 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
6279 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
6280 (rs6000_can_eliminate): New function.
6282 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
6283 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
6284 (s390_can_eliminate): Declare as static.
6285 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
6287 * config/score/score.h (CAN_ELIMINATE): Remove macro.
6288 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
6289 (score_can_eliminate): New function.
6291 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
6292 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
6293 (sparc_can_eliminate): Declare as static.
6294 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
6296 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
6297 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
6298 (xstormy16_can_eliminate): New function.
6300 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
6301 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
6302 (v850_can_eliminate): New function.
6304 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
6306 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
6307 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
6308 (*movdfcc_ext[1234]): Disable for IEEE mode.
6310 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
6312 * gimplify.c (prepare_gimple_addressable): New static function.
6313 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
6315 (gimplify_addr_expr): Invoke it similarly on the operand instead of
6316 manually fiddling with it.
6318 2009-08-25 Michael Matz <matz@suse.de>
6320 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
6321 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
6323 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
6324 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
6325 (do_jump): Split out code for simple binary comparisons into ...
6326 (do_jump_1): ... this, taking the individual operands and code.
6327 Change callers to helper function above accordingly.
6328 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
6331 2009-08-25 Michael Matz <matz@suse.de>
6333 * expr.h (struct separate_ops, sepops): New type for passing
6334 around an exploded simple expression.
6335 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
6336 Use this structure instead of expression tree.
6337 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
6338 expression, only its type.
6339 (expand_vec_cond_expr): Take type and individual operands instead
6341 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
6342 expand_vec_shift_expr): Change prototype accordingly.
6343 * tree-vect-stmts.c (vectorizable_condition): Change call of
6344 expand_vec_cond_expr_p to pass only type.
6345 * expr.c (do_store_flags): Change prototype and implementation
6346 to take an exploded expression.
6347 (expand_expr_real_1): New local ops initialized with details
6348 of the full expression. Use it instead of full
6349 expression in calls to do_store_flags, expand_vec_cond_expr,
6350 expand_widen_pattern_expr and expand_vec_shift_expr.
6352 2009-08-25 Michael Matz <matz@suse.de>
6354 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
6355 treeop2 initialized with first three operands of the full expression.
6356 Substitute all TREE_OPERAND (exp, [012]) calls with them.
6358 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
6360 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
6361 (__gthread_objc_condition_allocate): Mark arguments as unused.
6362 (__gthread_objc_condition_deallocate): Likewise.
6363 (__gthread_objc_condition_wait): Likewise.
6364 (__gthread_objc_condition_broadcast): Likewise.
6365 (__gthread_objc_condition_signal): Likewise.
6366 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
6367 (__gthread_objc_thread_id): Likewise.
6369 2009-08-25 Janus Weil <janus@gcc.gnu.org>
6372 * tree-pretty-print.c (print_call_name): Print the correct call name
6373 for procedure pointer components.
6375 2009-08-24 Steve Ellcey <sje@cup.hp.com>
6377 * config/ia64/ia64.c (ia64_promote_function_mode): Call
6378 default_promote_function_mode when not VMS.
6380 2009-08-24 Olivier Hainque <hainque@adacore.com>
6382 * convert.c (convert_to_integer): Don't assume an input pointer is
6383 POINTER_SIZE wide. Fetch from the type instead.
6385 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6387 * configure.ac (AC_PREREQ): Bump to 2.64.
6389 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
6391 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
6392 (process_command): Don't search standard_exec_prefix_1 and
6393 standard_exec_prefix_2.
6395 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6397 * config/arm/arm.c (output_return_instruction): Handle for
6400 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6402 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
6404 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6406 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
6407 (*arm_movdf_vfp): Likewise.
6409 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6411 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
6412 (vashr<mode>3): Rename from ashr<mode>3.
6413 (vlshr<mode>3): Rename from lshr<mode>3.
6415 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
6418 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
6419 (check_format_info_main): Use scalar_identify_flag.
6420 (check_format_types): Check for scalar size identity if
6421 scalar_identify_flag is set.
6422 (printf_length_specs): Extend by new field.
6423 (asm_fprintf_length_specs): Likewise.
6424 (gcc_diag_length_specs): Likewise.
6425 (scanf_length_specs): Likewise.
6426 (strfmon_length_specs): Likewise.
6427 (gcc_gfc_length_specs): Likewise.
6428 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
6429 (ms_printf_flag_specs): Likewise.
6430 * c-format.h (format_length_info): Add new member scalar_identity_flag.
6432 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
6435 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
6436 (*call_value_pop_1): Ditto.
6437 (*sibcall_pop_1): New insn pattern.
6438 (*sibcall_value_pop_1): Ditto.
6440 2009-08-23 Alan Modra <amodra@bigpond.net.au>
6443 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
6446 2009-08-23 Alan Modra <amodra@bigpond.net.au>
6449 * fwprop.c (try_fwprop_subst): Allow multiple sets.
6450 (get_reg_use_in): New function.
6451 (forward_propagate_subreg): Propagate through subreg of zero_extend
6454 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
6456 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
6457 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
6459 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6461 * configure.ac: Remove --with-datarootdir, --with-docdir,
6462 --with-htmldir switches. No need to call AC_SUBST for
6463 datarootdir, docdir, htmldir any more.
6464 * configure: Regenerate.
6465 * doc/install.texi (Configuration): Document --datarootdir,
6466 --docdir, --htmldir, --pdfdir; update documentation for
6467 --infodir, --mandir.
6468 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
6471 * aclocal.m4: Regenerate.
6472 * config.in: Regenerate.
6473 * configure: Regenerate.
6475 2009-08-21 Douglas B Rupp <rupp@gnat.com>
6476 Olivier Hainque <hainque@adacore.com>
6478 * config/ia64/ia64.c: Include libfuncs.h.
6479 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
6480 (ia64_expand_call): Use reg 25 on VMS.
6481 (ia64_initialize_trampoline): Fix for VMS ABI.
6482 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
6483 (ia64_function_arg): Initialize reg 25 on VMS.
6484 Fix OpenVMS ABI issues for varargs.
6485 For OpenVMS, emit the Argument Information register set in the
6486 incoming/sibcall case as well.
6487 (ia64_arg_type): New function.
6488 (ia64_function_arg_advance): Keep track of cum->words.
6489 Fix OpenVMS ABI issues for varargs.
6490 (ia64_function_value): On VMS, promote mode of non-aggregate types.
6491 (ia64_override_options): Set flag_no_common on VMS.
6492 (ia64_init_builtins): Disable FWRITE builtin.
6493 (ia64_asm_output_external): Call DO_CRTL_NAMES.
6494 (ia64_vms_init_libfuncs): Add decc$ routines.
6495 (ia64_vms_valid_pointer_mode): New function.
6496 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
6497 (ia64_promote_function_mode): New function
6498 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
6499 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
6500 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
6501 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
6502 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
6503 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
6504 Suppress trailing '#' if VALUE is numeric.
6505 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
6506 ia64_promote_function_mode.
6507 (TARGET_VALID_POINTER_MODE): Define.
6509 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
6512 * config/rs6000/rs6000.c (rs6000_override_options): Use
6513 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
6516 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
6517 reporting of vector + decimal/boolean/complex error.
6519 2009-08-21 Jakub Jelinek <jakub@redhat.com>
6521 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
6522 __vector double TYPE_DECL.
6524 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
6526 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
6527 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
6528 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
6529 to pointer to enum machine_mode. Update all callers as needed.
6531 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
6533 * config/alpha/alpha.md (exception_receiver): Emit alternative
6534 GP load sequence if flag_reorder_blocks_and_partition is set.
6535 (*exception_receiver_2): Also enable when
6536 flag_reorder_blocks_and_partition is set.
6538 2009-08-20 Matt Rice <ratmice@gmail.com>
6539 Diego Novillo <dnovillo@google.com>
6541 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
6544 2009-08-20 Richard Guenther <rguenther@suse.de>
6546 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
6547 * c-tree.h (c_dup_lang_specific_decl): Remove.
6548 (struct lang_decl, struct lang_type): Move definitions ...
6549 * c-lang.h: ... here. New file.
6550 * c-decl.c: Include c-lang.h.
6551 (c_dup_lang_specific_decl): Remove.
6552 * c-typeck.c: Include c-lang.h.
6553 * Makefile.in (c-decl.o): Add c-lang.h dependency.
6554 (c-typeck.o): Likewise.
6555 * c-config-lang.in (gtfiles): Add c-lang.h.
6556 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
6559 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
6561 * config/alpha/alpha.c (alpha_end_function): Do not clear
6562 crtl->emit structure and free insn locators if cfun->is_thunk is true,
6563 this is now handled in generic code.
6565 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
6567 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
6568 (s390_z10_fix_long_loop_prediction): New function.
6569 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
6570 (s390_reorg): Walk over the INSNs and invoke
6571 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
6573 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
6575 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
6576 "*brx_64bit", "*brx_31bit"): New patterns.
6577 * config/s390/s390.c ('E'): New output modifier.
6579 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6580 Richard Earnshaw <richard.earnshaw@arm.com>
6582 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
6583 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
6585 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6587 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
6589 * pa.c (emit_move_sequence): Check if address of operand1 is valid
6590 for mode mode of operand0 when doing secondary reload for SAR.
6592 2009-08-19 Jakub Jelinek <jakub@redhat.com>
6595 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
6596 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
6598 2009-08-19 Jason Merrill <jason@redhat.com>
6600 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
6601 supported template depth in C++0x.
6603 2009-08-19 Jakub Jelinek <jakub@redhat.com>
6605 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
6606 free_after_compilation.
6607 * config/score/score7.c (score7_output_mi_thunk): Likewise.
6608 * config/score/score3.c (score3_output_mi_thunk): Likewise.
6609 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
6610 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
6611 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
6612 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
6613 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
6615 2009-08-19 Ian Lance Taylor <iant@google.com>
6617 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
6618 of (plus (mult (neg B) C) A).
6620 2009-08-18 Michael Matz <matz@suse.de>
6622 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
6623 instead of comparing TYPE_MAIN_VARIANT for equality.
6624 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
6625 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
6626 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
6627 * gimplify.c (goa_lhs_expr_p): Ditto and use
6628 STRIP_USELESS_TYPE_CONVERSION.
6630 2009-08-18 Michael Matz <matz@suse.de>
6632 * tree-ssa-structalias.c (create_variable_info_for): Also mark
6633 first field in a struct.
6634 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
6636 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
6638 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
6639 locators before emit_insn is called. Remove assert that
6641 (alpha_end_function): Clear crtl->emit structure and free insn
6642 locators if cfun->is_thunk is true.
6644 2009-08-18 Jason Merrill <jason@redhat.com>
6646 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
6648 * configure.ac: Test for it.
6649 * configure, config.in: Regenerate.
6650 * doc/install.texi: Document --enable-gnu-unique-object.
6652 2009-08-18 Richard Guenther <rguenther@suse.de>
6655 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
6656 pow(x,y*z) only if x is nonnegative.
6658 2009-08-18 Jakub Jelinek <jakub@redhat.com>
6660 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
6664 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
6665 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
6667 2009-08-17 DJ Delorie <dj@redhat.com>
6669 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
6670 * config/m32c/prologue.md (epilogue_freit): New.
6672 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
6673 (bank_switch_p): Likewise.
6674 (fast_interrupt_p): Likewise.
6675 (interrupt_p): Likewise.
6676 (m32c_conditional_register_usage): Round memregs size up.
6677 (need_to_save): We only need to save $a0 when we use ENTER.
6678 (interrupt_p): Check for fast_interrupt too.
6679 (bank_switch_p): New.
6680 (fast_interrupt_p): New.
6681 (m32c_attribute_table): Add bank_switch and fast_interrupt.
6682 (m32c_emit_prolog): Support bank switching and fast interrupts.
6683 * doc/extend.texi (Function Attributes): Add bank_switch and
6686 2009-08-17 Douglas B Rupp <rupp@gnat.com>
6688 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
6689 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
6691 2009-08-16 Douglas B Rupp <rupp@gnat.com>
6693 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
6694 (menu): Add IA-64/VMS Options.
6695 (IA-64/VMS Options): Likewise.
6697 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
6700 * config/mips/mips.md (*lwxs): Use :P for pointer values.
6702 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
6704 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
6705 (mips_pop_asm_switch): Likewise.
6706 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
6708 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
6709 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
6710 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
6711 (mips_print_operand_punctuation): Use them. Check mips_noreorder
6712 instead of set_noreorder.
6713 (mips_output_function_prologue): Use the new functions.
6714 (mips_output_function_epilogue): Likewise.
6715 (mips_need_noat_wrapper_p): New function, split out from...
6716 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
6717 Use mips_push_asm_switch and mips_pop_asm_switch.
6718 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
6719 and mips_pop_asm_switch.
6720 (ASM_OUTPUT_REG_POP): Likewise.
6721 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
6722 Use mips_pop_asm_switch.
6723 (mips_asm_switch): New structure.
6724 (set_noreorder, set_nomacro): Replace with...
6725 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
6726 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
6727 instead of set_nomacro.
6728 (fix_truncsfsi2_macro): Likewise.
6729 (cprestore): Likewise.
6730 (hazard): Use mips_noreorder instead of set_noreorder.
6731 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
6733 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
6735 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
6736 from prev_active_insn.
6738 2009-08-16 Anatoly Sokolov <aesok@post.ru>
6740 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
6741 * config/avr/avr.c (avr_override_options): Initialize
6742 avr_current_arch variable.
6743 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
6744 __AVR_HAVE_16BIT_SP__ according to the device type.
6745 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
6747 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
6748 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
6750 2009-08-16 Dodji Seketeli <dodji@redhat.com>
6753 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
6754 generating inlined subroutine die only. We shouldn't be
6755 called for anything else.
6756 (gen_block_die): Don't generate inline subroutine debug info for
6759 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
6761 * graphite-poly.c (print_pbb): Print PBB index.
6763 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
6766 * graphite-interchange.c (ppl_max_for_le): Moved...
6767 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
6768 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
6769 ppl_Pointset_Powerset_C_Polyhedron_maximize.
6770 * graphite-ppl.h (ppl_max_for_le): Declared.
6772 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
6774 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
6775 supported on all platforms.
6776 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
6777 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
6778 * c-pragma.c: Likewise.
6779 * target-def.h (TARGET_INITIALIZER): Remove
6780 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
6781 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
6783 2009-08-14 Douglas B Rupp <rupp@gnat.com>
6785 * config/ia64/fde-vms.c: New file.
6786 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
6787 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
6788 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
6789 (uw_frame_state_for): Only register a personality routine if it is
6790 known to be compatible with our expectations.
6791 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
6792 Declare unw_table_entry stack variable and
6793 mod all calls to _Unwind_FindTableEntry to add arg.
6794 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
6795 (_Unwind_FindTableEntry): Add arg to prototype.
6797 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
6799 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
6800 field 'signal_pfs_loc'.
6801 (uw_frame_state_for): Remove duplicate code dealing with leaf
6802 procedures without unwind info.
6803 If in the frame after unwinding through a signal handler, restore
6804 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
6805 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
6806 'pfs_loc' to the AR.PFS location in the signal context; instead
6807 set 'signal_pfs_loc'.
6808 Manually generate the unwind info for the AR.PFS register.
6809 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
6810 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
6811 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
6812 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
6813 instead set 'signal_pfs_loc'.
6814 Remove code preventing the AR.PFS register from being restored
6815 from the signal context.
6817 2009-08-14 Douglas B Rupp <rupp@gnat.com>
6818 Tristan Gingold <gingold@adacore.com>
6820 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
6821 * config/ia64/t-vms: New file.
6822 * config/ia64/vms64.h: New file.
6823 * config/ia64/vms.h: New file.
6824 * config/ia64/vms-crtinit.asm: New file.
6825 * config/ia64/vms_symvec_libgcc_s.opt: New file.
6826 * config/ia64/vms-unwind.h: New file.
6828 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
6830 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
6833 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6836 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
6838 * real.h (do_mpc_arg2): ... here.
6839 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
6842 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
6844 * final.c (add_debug_prefix_map): Don't use GC memory for
6845 old_prefix and new_prefix.
6847 2009-08-14 Richard Guenther <rguenther@suse.de>
6849 * ipa-prop.c (compute_complex_pass_through): If we cannot
6850 compute a non-varying offset for IPA_JF_ANCESTOR punt.
6852 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6854 * c-lex.c (c_lex_with_flags): Increase size of local variable
6855 to avoid memory clobber.
6857 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
6860 * config/i386/i386.c (ix86_fp_comparison_strategy):
6861 Only enable/disable sahf at function granularity.
6863 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
6865 PR rtl-optimization/41064
6866 * reload1.c (reload_as_needed): Don't call extract_insn
6867 for known invalid replacements after calling
6868 validate_replace_rtx_group and verify_changes.
6870 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
6873 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
6874 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
6875 ix86_expand_fp_vcond.
6876 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
6877 Assert that operation is supported by ix86_expand_int_vcond.
6878 (vcondu<SSEMODE124C8:mode>): Ditto.
6880 2009-08-13 DJ Delorie <dj@redhat.com>
6882 * config/i386/djgpp-stdint.h: New.
6883 * config.gcc (djgpp): Use it.
6885 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
6887 * config/sh/sh.c (sh_override_options): When flag_exceptions or
6888 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
6890 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
6892 * tree-ssa-loop-prefetch.c
6893 (prune_ref_by_group_reuse): Enhance probabilistic analysis
6894 for long-stride pruning.
6895 (compute_miss_rate): New function to compute the probability
6896 that two memory references access different cache lines.
6898 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
6900 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
6902 2009-08-13 Richard Guenther <rguenther@suse.de>
6905 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
6906 use the constant pointer type.
6907 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
6908 of CV qualifiers on the target pointer type.
6909 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
6910 conversion check before restrict check.
6912 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
6915 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
6917 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
6919 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
6921 2009-08-12 Richard Guenther <rguenther@suse.de>
6923 PR tree-optimization/41011
6924 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
6925 and reference constructing.
6927 2009-08-12 Xinliang David Li <davidxl@google.com>
6929 PR tree-optimization/41012
6930 * tree-flow.h : New external interface.
6931 * gimple-low.c (check_call_arg): Change to public function.
6932 Remove argument mismatch check in lowering.
6933 * tree-inline.h (tree_can_inline_p): Interface change.
6934 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
6936 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
6937 Call change to tree_can_inline_p function.
6938 (cgraph_decide_inlining_incrementally): Ditto.
6940 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
6942 PR tree-optimization/41031
6943 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
6944 on the partition variable rather than promote_mode on the source
6945 type. Assert that the partition variable's type has the same
6946 mode as the source value's.
6948 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
6950 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
6951 for for_return == 2.
6952 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
6954 * calls.c (expand_call): Fix typo.
6955 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
6957 * stmt.c (expand_value_return): Use promote_function_mode to copy out
6959 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
6960 * config/cris/cris.c (cris_promote_function_mode): Likewise.
6961 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
6962 * config/pa/pa.c (pa_promote_function_mode): Likewise.
6964 2009-08-12 Andrew Haley <aph@redhat.com>
6966 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
6968 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
6971 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
6973 2009-08-12 Richard Guenther <rguenther@suse.de>
6975 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
6976 * gimplify.c (gimplify_modify_expr): Do not use
6977 lang_hooks.types_compatible_p.
6978 * tree-ssa.c (useless_type_conversion_p): For aggregates
6979 just return false if the canonical types differ.
6981 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
6984 * sese.c (convert_for_phi_arg): New.
6985 (add_guard_exit_phis): Use convert_for_phi_arg.
6987 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
6989 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
6990 unknown subscript upper bounds.
6992 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
6993 Pranav Garg <pranav.garg2107@gmail.com>
6995 * graphite-interchange.c (gather_access_strides): Removed.
6996 (ppl_max_for_le): New.
6997 (build_linearized_memory_access): New.
6998 (memory_stride_in_loop): New.
6999 (pbb_interchange_profitable_p): Reimplemented.
7000 * graphite-ppl.h (ppl_new_id_map): New.
7001 (ppl_interchange): New.
7003 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7005 * graphite-interchange.c (compute_subscript): Removed.
7006 (compute_array_size_cstr): Removed.
7007 (compute_array_size_poly): Removed.
7008 (compute_array_size): Removed.
7009 (gather_access_strides_poly): Removed.
7010 (gather_access_strides): Empty.
7012 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7014 * graphite-dependences.c (dependence_polyhedron_1): Replace
7015 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
7016 (graphite_legal_transform_dr): Same.
7017 (graphite_carried_dependence_level_k): Same.
7018 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
7019 Initialize PDR_NB_SUBSCRIPTS.
7020 (print_pdr_access_layout): Replace pdr_nb_subscripts with
7022 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
7023 (PDR_NB_SUBSCRIPTS): New.
7024 (pdr_nb_subscripts): Removed.
7025 (pdr_dim): Simplified.
7026 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
7027 with PDR_NB_SUBSCRIPTS.
7029 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7031 * graphite-interchange.c (compute_array_size): Remove use of
7033 * graphite-poly.c (new_poly_dr): Remove argument data_container.
7034 Do not initialize PDR_DATA_CONTAINER.
7035 (print_pdr): Do not print PDR_DATA_CONTAINER.
7036 * graphite-poly.h (struct poly_dr): Remove data_container field.
7037 (PDR_DATA_CONTAINER): Removed.
7038 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
7040 (build_poly_dr): Same.
7042 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
7043 Sebastian Pop <sebastian.pop@amd.com>
7045 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
7046 copy of the dependence polyhedron. Free the temporary objects.
7047 (graphite_carried_dependence_level_k): Free unused objects before
7050 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7052 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
7053 Early return without analyzing the data dependences if no
7054 transform has been done. Call restore_scattering if the transform
7056 (graphite-interchange.c): Same.
7057 * graphite-poly.c (print_scattering_function): Test for
7059 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
7060 (apply_poly_transforms): Do not gcc_assert that
7061 the transform is legal.
7062 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
7063 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
7064 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
7065 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
7066 * graphite-poly.h (struct poly_scattering): New.
7067 (struct poly_bb): Add original, transformed, and saved fields.
7068 Remove transformed_scattering, original_scattering,
7069 nb_local_variables and nb_scattering_transform fields.
7070 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
7071 (poly_scattering_new): New.
7072 (poly_scattering_free): New.
7073 (poly_scattering_copy): New.
7074 (store_scattering_pbb): New.
7075 (store_scattering): New.
7076 (restore_scattering_pbb): New.
7077 (restore_scattering): New.
7078 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
7079 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
7081 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7083 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
7086 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7088 * Makefile.in (graphite.o): Depends on PREDICT_H.
7089 * graphite.c: Include predict.h.
7090 (graphite_finalize): Call tree_estimate_probability.
7091 * predict.c (predict_loops): Do not call scev_initialize and
7093 (tree_estimate_probability_bb): New.
7094 (tree_estimate_probability): Do not initialize loops: move that
7095 code to the driver. Call tree_estimate_probability_bb.
7096 (tree_estimate_probability_driver): New.
7097 (pass_profile): Use tree_estimate_probability_driver.
7098 * predict.h (tree_estimate_probability): Declared.
7100 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7102 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
7103 * graphite-dependences.c (graphite_legal_transform): Add time to
7104 TV_GRAPHITE_DATA_DEPS.
7105 (dependency_between_pbbs_p): Same.
7106 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
7108 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
7110 PR rtl-optimization/41033
7111 * alias.c (nonoverlapping_component_refs_p): Punt when strict
7112 aliasing is disabled.
7114 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
7116 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
7117 si_mask_operand, and_load_operand, low_bitmask_operand,
7118 and_reg_operand, and_operand): New predicates.
7119 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
7120 * config/mips/mips.c (and_operands_ok): New function.
7121 * config/mips/mips-protos.h (and_operands_ok): Declare it.
7122 * config/mips/mips.md (move_type): Add ext_ins and logical.
7123 (type): Handle them.
7124 (and<mode>3): Use and_reg_operand as the second operand's predicate.
7125 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
7126 shift_shift. Remove commutative constraint modifier.
7127 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
7129 (*clear_upper32_dext): Remove define_insn_and_split.
7130 (*clear_upper32): Turn this define_insn_and_split ...
7131 (splitter for ANDing register with 0xffff_ffff): .. into this.
7133 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
7135 * combine.c (try_widen_shift_mode): Factor out code to check if an
7136 integer constant is a low-order bitmask from here ...
7137 * rtlanal.c (low_bitmask_len): ... to here.
7138 * rtl.h (low_bitmask_len): Declare.
7140 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
7143 * config/alpha/alpha.md (addsi3): Remove expander.
7144 (addsi3): Rename from *addsi3_internal insn pattern.
7145 (subsi3): Remove expander.
7146 (subsi3): Rename from *subsi3_internal insn pattern.
7148 2009-08-11 Douglas B Rupp <rupp@gnat.com>
7150 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
7153 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
7154 Eric Botcazou <botcazou@adacore.com>
7155 Douglas B Rupp <rupp@gnat.com>
7157 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
7158 that records that fit in 64 bits are returned by immediate value,
7159 as required by OpenVMS Calling Standard.
7160 (function_value): Adjust for above modification.
7161 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
7162 virtual_incoming_args_rtx as base object, not next_arg.
7163 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
7165 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7167 * reload.c (find_reloads_subreg_address): Check the original
7168 req_equiv_mem address to detect the case where an address is
7169 not valid in the outer mode.
7171 2009-08-11 Richard Guenther <rguenther@suse.de>
7174 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
7176 2009-08-10 Douglas B Rupp <rupp@gnat.com>
7178 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
7179 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
7181 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
7182 Douglas B Rupp <rupp@gnat.com>
7184 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
7185 PT_STACK when frame_pointer_needed on OpenVMS.
7186 (alpha_pv_save_size, alpha_using_fp): Remove.
7187 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
7188 with proper processing for PT_NULL.
7189 (alpha_vms_initial_elimination_offset): New function. Support for
7190 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
7191 (alpha_sa_size): Force procedure type to PT_STACK when
7192 frame_pointer_needed on OpenVMS.
7193 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
7194 (alpha_using_fp): Likewise.
7195 (alpha_vms_can_eliminate): Add prototype.
7196 (alpha_vms_initial_elimination_offset): Likewise.
7197 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
7198 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
7200 2009-08-10 Eric Botcazou <botcazou@adacore.com>
7201 Douglas B Rupp <rupp@gnat.com>
7203 * config/alpha/alpha.c (common_object_handler): New function.
7204 (vms_attribute_table): Declare a single attribute "common_object".
7205 (vms_output_aligned_decl_common): New global function.
7206 (SECTION_VMS_OVERLAY): Delete.
7207 (SECTION_VMS_GLOBAL): Likewise.
7208 (SECTION_VMS_INITIALIZE): Likewise.
7209 (vms_asm_named_section): Remove support for above flags.
7210 (vms_section_type_flags): Delete.
7211 (TARGET_SECTION_TYPE_FLAGS): Likewise.
7212 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
7213 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
7214 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
7216 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
7219 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
7220 (sub_ddmmss): Likewise.
7222 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
7225 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
7228 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7231 * reload1.c (reload_as_needed): Use cancel_changes to completely
7232 undo a failed replacement attempt.
7234 2009-08-10 Richard Guenther <rguenther@suse.de>
7237 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
7238 (useless_type_conversion_p): ... here. Require pointer targets
7241 2009-08-10 Dodji Seketeli <dodji@redhat.com>
7244 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
7245 loose the original type of the statement list.
7247 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7249 * config/alpha/alpha.c: Include libfuncs.h
7250 (avms_asm_output_extern): New function.
7251 (alpha_init_libfuncs): Init some decc libfuncs.
7252 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
7253 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
7254 (DO_CRTL_NAMES): Define.
7256 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
7257 (LONG_TYPE_SIZE): Define.
7258 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
7259 (SUBTARGET_SWITCHES): Define malloc64 switch.
7260 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
7261 (MASK_RETURN_ADDR): Define.
7262 doc/invoke.texi (mmalloc64): Document switch.
7264 2009-08-09 Olivier Hainque <hainque@adacore.com>
7265 Douglas B Rupp <rupp@gnat.com>
7267 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
7268 uses_condition_handler.
7269 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
7270 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
7271 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
7272 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
7273 (code_for_builtin): New insn codes for the new alpha_builtins.
7274 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
7275 (alpha_sa_size): Account for uses_condition_handler.
7276 (alpha_expand_prologue): Likewise.
7277 (alpha_start_function): Likewise.
7278 (alpha_expand_epilogue): Likewise.
7279 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
7280 establish/revert expanders.
7281 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
7282 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
7283 New expander, resorting to the alpha.c associated function.
7284 (builtin_revert_vms_condition_handler): Likewise.
7285 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
7286 __gcc_shell_handler, the static VMS condition handler used as
7287 an indirection wrapper to the current dynamically established
7289 * config/alpha/vms-unwind.h: Complete rewrite.
7290 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
7291 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
7293 2009-08-09 Eric Botcazou <botcazou@adacore.com>
7294 Douglas B Rupp <rupp@gnat.com>
7296 * config/alpha/alpha.c (alpha_links): Add 'target' field.
7297 (alpha_need_linkage): Handle aliases. Return function symbol.
7298 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
7299 Use ultimate alias target for the linkage name.
7300 * config/alpha/alpha.md (movmemdi): Use the symbol returned
7301 by alpha_need_linkage for the function symbol.
7302 (setmemdi): Likewise.
7304 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7306 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
7307 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
7308 (ASM_WEAKEN_LABEL): Define.
7309 (CRT_CALL_STATIC_FUNCTION): Define.
7310 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
7311 (ENDFILE_SPEC): Define.
7312 (INIT_SECTION_ASM_OP): Define.
7313 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
7314 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
7316 (MULTILIB_OSDIRNAMES): Define.
7317 (shlib_version): Define.
7318 (SHLIB_EXT): Define.
7319 (SHLIB_OBJS): Define.
7320 (SHLIB_NAME): Define.
7321 (SHLIB_MULTILIB): Define.
7322 (SHLIB_INSTALL): Define.
7323 (SHLIB_SYMVEC): Define.
7324 (SHLIB_SYMVECX2): Define.
7325 (SHLIB_LINK): Define.
7327 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7329 * config/alpha/alpha.c (alpha_initialize_trampoline):
7330 Initialize VMS trampoline IAW ABI for bounded procedure calls.
7331 (alpha_start_function): Emit transfer address on nested functions
7332 for VMS trampoline call.
7333 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
7334 since no longer used.
7335 * config/alpha/vms-tramp.asm: Remove.
7336 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
7337 since now only data initialized at runtime.
7339 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7341 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
7342 (LINK_GCC_C_SEQUENCE_SPEC): Define.
7343 (MD_EXEC_PREFIX): Remove, no longer used.
7344 (MD_STARTFILE_PREFIX): Likewise.
7345 (INCLUDE_DEFAULTS): Likewise.
7346 * config/alpha/t-vms:
7347 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
7349 2009-08-09 Richard Guenther <rguenther@suse.de>
7351 PR tree-optimization/41016
7352 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
7353 (operand_precision): Remove.
7354 (integral_operand_p): Likewise.
7355 (recognize_single_bit_test): Adjust.
7357 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7359 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
7360 operation overflows. Likewise non-cast unary arithmetic.
7361 If one arm of a conditional expression is always taken,
7362 inhibit evaluation warnings for the other arm. Likewise inhibit
7363 evaluation warnings for the second && or || operand if the first
7364 operand is enough to determine the result.
7365 * c-typeck.c (build_conditional_expr): Apply the same inhibition
7367 (build_binary_op): Prevent duplicate evaluation warnings.
7369 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7371 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
7372 and destination have different modes, Use promote_mode to
7373 determine the signedness of the conversion. Assert that the
7374 promoted source mode matches the destination mode. Don't pass
7375 the destination and destination mode to expand_expr if the source
7376 mode is different. Simplify conversion logic.
7378 2009-08-09 Ira Rosen <irar@il.ibm.com>
7380 PR tree-optimization/41008
7381 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
7382 from condition only in case it's a comparison. Adjust checks.
7384 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
7386 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
7387 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
7388 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
7389 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
7390 (dump_cand): Handle them.
7391 (struct iv_cand): New members COST_STEP and AINC_USE.
7392 (stmt_after_increment): Likewise.
7393 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
7394 callers changed. Use gimple_uid comparison instead of scanning.
7395 (add_candidate_1): When looking for identical candidates, take
7396 AINC_USE into account. Set it for new candidates.
7397 (force_expr_to_var_cost): Cast target_spill_cost to int.
7398 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
7399 All callers changed. Check for availability of autoinc addressing
7400 modes, both in general for a given mode, and in the specific use case.
7401 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
7403 (get_computation_cost): Likewise.
7404 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
7405 add_autoinc_candidates): New static functions.
7406 (add_candidate): Call add_autoinc_candidates for candidates based on
7408 (find_iv_candidates): Call set_autoinc_for_original_candidates.
7409 (determine_use_iv_cost_address): If we have an autoinc candidate at
7410 the matching use, verify autoinc is possible and subtract the cost
7411 of the candidate's step from the cost.
7412 (determine_iv_cost): Record the cost of the increment in the COST_STEP
7413 member of the candidate.
7414 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
7415 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
7417 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7419 * config.build (ia64-hp-*vms*): New target.
7420 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
7422 * config.gcc (ia64-hp-*vms*): New target.
7423 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
7425 * config.host (ia64-hp-*vms*): New target.
7426 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
7429 2009-08-08 Richard Guenther <rguenther@suse.de>
7431 PR tree-optimization/40991
7432 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
7434 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
7436 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
7437 mode check. Do truncations in an integer mode.
7438 (force_to_mode): Handle subregs for all mode types. Only do
7439 arithmetic simplifications on integer modes.
7441 2009-08-07 Richard Guenther <rguenther@suse.de>
7443 PR tree-optimization/40999
7444 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
7445 (maybe_fold_reference): Lookup constant initializers.
7446 (fold_gimple_assign): Likewise.
7448 2009-08-07 Richard Guenther <rguenther@suse.de>
7450 * tree-ssa.c (useless_type_conversion_p_1): Only for types
7451 that require structural equality defer to the langhook.
7453 2009-08-07 Martin Jambor <mjambor@suse.cz>
7455 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
7457 (struct ipa_pass_through_data): New type.
7458 (struct ipa_ancestor_jf_data): New type.
7459 (union jump_func_value): Removed field formal_id, added fields
7460 pass_through and ancestor.
7461 (struct ipa_param_call_note): Changed type of formal_id to int from
7463 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
7464 operations jump functions and ancestor jump functions.
7465 (compute_complex_pass_through): New function.
7466 (compute_scalar_jump_functions): Call compute_complex_pass_through,
7467 reflect changes in the jump function strucutre.
7468 (update_jump_functions_after_inlining): Ignore complex pass-through
7469 and ancestor jump functions.
7470 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
7471 polynomial pass-through with operation jump functions.
7473 2009-08-07 Jakub Jelinek <jakub@redhat.com>
7475 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
7476 fde->dw_fde_begin as begin label instead of hot/cold label.
7477 Use LLSDAC label instead of LLSDA for second section lsda.
7478 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
7479 label instead of LLSDA if it is true.
7480 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
7482 * except.c (add_call_site, dw2_size_of_call_site_table): Add
7483 SECTION argument. Use it as index into crtl->eh.call_site_record
7485 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
7486 use it to determine how to print table entries instead of using
7487 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
7488 label instead of normal begin label as base.
7489 (sjlj_assign_call_site_values): Adjust add_call_site caller.
7490 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
7491 ensure no EH range spans between sections and that landing pads
7492 are always in the corresponding section.
7493 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
7494 for crtl->eh.call_site_record being an array rather than scalar.
7495 (output_one_function_exception_table): New function, copied
7496 from output_function_exception_table. Adjust
7497 dw2_size_of_call_site_table, dw2_output_call_site_table
7498 callers. For SECOND section use *C suffixed labels.
7499 (output_function_exception_table): Call
7500 output_one_function_exception_table and, when doing hot/cold
7501 partitioning, also another time for the second section.
7502 * opts.c: Include except.h.
7503 (decode_options): Allow -freorder-blocks-and-partition with
7504 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
7505 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
7506 * function.h (struct rtl_eh): Change call_site_record from
7507 scalar into array of 2 elements.
7509 2009-08-07 Martin Jambor <mjambor@suse.cz>
7511 * ipa-prop.c (count_formal_params_1): New function.
7512 (ipa_get_vector_of_formal_parms): New function.
7513 (get_vector_of_formal_parm_types): New function.
7514 (ipa_modify_formal_parameters): New function.
7515 (ipa_modify_call_arguments): New function.
7516 (index_in_adjustments_multiple_times_p): New function.
7517 (ipa_combine_adjustments): New function.
7518 (ipa_dump_param_adjustments): New function.
7519 * ipa-prop.h (struct ipa_parm_adjustment): New type.
7520 (ipa_get_vector_of_formal_parms): Declare.
7521 (ipa_modify_formal_parameters): Declare.
7522 (ipa_modify_call_arguments): Declare.
7523 (ipa_combine_adjustments): Declare.
7524 (ipa_dump_param_adjustments): Declare.
7525 (build_ref_for_offset): Declare.
7526 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
7527 * tree-sra.c: Include ipa-prop.c.
7528 (build_ref_for_offset): Make public.
7530 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
7532 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
7534 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
7536 * gcc/doc/extend.texi (__builtin_extract_return_address)
7537 (__builtin_frob_return_address): Document.
7539 2009-08-06 Paul Brook <paul@codesourcery.com>
7541 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
7542 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
7543 implementation on ARMv6-M.
7545 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
7547 * doc/extend.texi (pcs): Document new attribute for ARM.
7549 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
7551 * arm.c (pcs_attribute_args): Comment out unsupported attribute
7554 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
7556 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
7559 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
7561 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
7563 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
7565 Merge ARM/hard_vfp_branch to trunk.
7567 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
7569 * arm.c (libcall_eq): New function.
7570 (libcall_hash): New function.
7571 (add_libcall): New function.
7572 (arm_libcall_uses_aapcs_base): New function.
7573 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
7574 libcalls using the base PCS.
7575 (arm_init_cumulative_args): Likewise.
7577 2009-07-20 Joseph Myers <joseph@codesourcery.com>
7579 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
7580 Use base ABI for conversion libfuncs between HFmode and SFmode.
7582 2009-05-12 Joseph Myers <joseph@codesourcery.com>
7584 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
7585 V4SImode as representatives of all 64-bit and 128-bit vector
7586 types. Allow vector types without vector modes.
7587 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
7588 without vector modes like BLKmode.
7589 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
7590 BLKmode. Avoid unsupported vector modes or TImode moves for
7592 (aapcs_vfp_allocate_return_reg): Likewise.
7593 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
7594 V8QImode if TARGET_NEON || TARGET_IWMMXT.
7596 2009-05-12 Joseph Myers <joseph@codesourcery.com>
7598 * config/arm/arm.c (arm_handle_pcs_attribute): New.
7599 (arm_get_pcs_model): Pass attribute arguments to
7600 arm_pcs_from_attribute.
7601 (arm_init_cumulative_args): Use base AAPCS for conversions from
7602 floating-point types to DImode.
7603 (arm_attribute_table): Add pcs attribute.
7604 (arm_handle_pcs_attribute): New.
7605 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
7606 conversions from floating-point types to DImode, also declare them
7607 to use base AAPCS and declare functions they call to use base
7608 AAPCS and their RTABI names.
7610 2009-05-12 Joseph Myers <joseph@codesourcery.com>
7612 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
7613 -mfloat-abi=hard not being supported for VFP.
7615 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
7617 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
7618 SYMBOL_REF to hard_libcall_value.
7620 2009-03-05 Joseph Myers <joseph@codesourcery.com>
7621 Richard Earnshaw <rearnsha@arm.com>
7623 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
7624 has been put on the stack, all remaining co-processory arguments for
7625 that co-processor also go on the stack.
7627 2009-03-05 Joseph Myers <joseph@codesourcery.com>
7629 * config/arm/arm.c (arm_return_in_memory): Handle returning
7630 vectors of suitable size in registers also for AAPCS case.
7632 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
7634 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
7636 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
7638 ARM Hard-VFP calling convention
7639 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
7640 * target.h (gcc_target): Add libcall_value to table of call hooks.
7641 * targhooks.h (default_libcall_value): Default implementation.
7642 * targhooks.c (default_libcall_value): Likewise.
7643 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
7644 * optabs.c (expand_unop): Use it.
7645 * expr.h (hard_libcall_value): Pass the function RTX through.
7646 * calls.c (emit_library_call_value_1): Update call to
7648 * explow.c (hard_libcall_value): Use new target hook.
7649 * testsuite/lib/target-supports.exp
7650 (check_effective_target_arm_hard_vfp_ok): New hook.
7651 (check_effective_target_arm_neon_ok): Improve test for neon
7653 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
7654 * config/arm/arm.c: Include cgraph.h
7655 (TARGET_FUNCTION_VALUE): Override default hook.
7656 (arm_pcs_default): New variable.
7657 (arm_override_options): Don't fault hard calling convention with VFP.
7658 Add support for AAPCS variants.
7659 (arm_function_value): Make static. Handle AAPCS variants.
7660 (arm_libcall_value): New function.
7661 (arm_apply_result_size): Handle VFP registers in results.
7662 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
7664 (pcs_attribute_args): New variable.
7665 (arm_pcs_from_attribute): New function.
7666 (arm_get_pcs_model): New function.
7667 (aapcs_vfp_cum_init): New function.
7668 (aapcs_vfp_sub_candidate): New function.
7669 (aapcs_vfp_is_return_candidate): New function.
7670 (aapcs_vfp_is_call_candidate): New function.
7671 (aapcs_vfp_allocate): New function.
7672 (aapcs_vfp_allocate_return_reg): New function.
7673 (aapcs_vfp_advance): New function.
7674 (aapcs_cp_arg_layout): New variable.
7675 (aapcs_select_call_coproc): New function.
7676 (aapcs_select_return_coproc): New function.
7677 (aapcs_allocate_return_reg): New function.
7678 (aapcs_libcall_value): New function.
7679 (aapcs_layout_arg): New function.
7680 (arm_init_cumulative_args): Initialize AAPCS args data.
7681 (arm_function_arg): Handle AAPCS variants using new interface.
7682 (arm_arg_parital_bytes): Likewise.
7683 (arm_function_arg_advance): New function.
7684 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
7685 calling conventions.
7686 (arm_setup_incoming_varargs): Handle new AAPCS args data.
7687 * arm.h (NUM_VFP_ARG_REGS): Define.
7688 (LIBCALL_VALUE): Update.
7689 (FUNCTION_VALUE): Delete.
7690 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
7691 (arm_pcs): New enum.
7692 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
7693 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
7694 (FUNCTION_ARG_REGNO_P): Add VFP regs.
7695 * arm-protos.h (arm_function_arg_advance): Add.
7696 (aapcs_libcall_value): Add.
7697 (arm_function_value): Delete.
7699 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
7700 H.J. Lu <hongjiu.lu@intel.com>
7703 * config/i386/i386.c (standard_sse_mode_p): Remove.
7704 (standard_sse_constant_p): Return 2 for integer mode
7705 vector_all_ones_operand when SSE2 is enabled.
7706 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
7707 (ix86_expand_vector_move): Do not check for negative values from
7708 standard_sse_constant_p.
7710 2009-08-06 Richard Guenther <rguenther@suse.de>
7712 * tree-ssa.c (useless_type_conversion_p_1): Make function and
7713 array type comparisons frontend independent.
7714 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
7715 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
7716 out array reference lower bound and element size operands.
7717 (ao_ref_init_from_vn_reference): Properly compute the offset
7718 for ARRAY_RANGE_REF.
7719 (vn_reference_fold_indirect): Fill out array reference lower
7720 bound and element size operands.
7721 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
7722 a non gimple valued reference operand which can happen for
7723 array reference lower bound or element size.
7724 (create_component_ref_by_pieces_1): Properly generate the
7725 element size operand for array references.
7727 2009-08-06 Richard Guenther <rguenther@suse.de>
7729 PR tree-optimization/40964
7730 * tree.c (iterative_hash_host_wide_int): Export.
7731 * tree.h (iterative_hash_host_wide_int): Declare.
7732 * tree-ssa-structalias.c (heapvar_map): New struct.
7733 (heapvar_map_eq): New function.
7734 (heapvar_map_hash): Likewise.
7735 (heapvar_lookup): Adjust.
7736 (heapvar_insert): Likewise.
7737 (make_constraint_from_heapvar): Allow multiple heap variables
7738 per decl at different offsets.
7739 (init_alias_heapvars): Adjust.
7741 2009-08-04 David Daney <ddaney@caviumnetworks.com>
7743 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
7744 * mips_output_sync_loop (mips_output_sync_loop): Only emit
7745 trailing sync if TARGET_SYNC_AFTER_SC.
7747 2009-08-05 David Daney <ddaney@caviumnetworks.com>
7749 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
7750 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
7751 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
7752 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
7753 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
7754 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
7755 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
7756 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
7757 test_and_set_12): Rewrite calls to mips_output_sync_loop.
7758 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
7759 the prototype declaration match the definition.
7760 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
7761 instructions explicitly. Add barrier_before and operands
7763 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
7764 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
7765 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
7766 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
7767 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
7768 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
7770 2009-08-05 Andrew Pinski <pinskia@gmail.com>
7772 * tree-ssa-alias.c: Fix intervals to use [) syntax.
7774 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
7775 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
7778 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
7781 2009-08-05 Jakub Jelinek <jakub@redhat.com>
7783 PR rtl-optimization/40924
7784 * dse.c (canon_address): Before calling cselib_expand_value_rtx
7785 make sure canon_rtx (mem_address) isn't simpler than
7786 canon_rtx (expanded_mem_address).
7788 2009-08-05 Li Feng <nemokingdom@gmail.com>
7790 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
7792 (build_scop_drs): Build alias set for each SCoP.
7794 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
7796 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
7797 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
7798 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
7799 (MIPS_ARCH_FLOAT_SPEC): Likewise.
7800 (BASE_DRIVER_SELF_SPECS): Likewise.
7802 2009-08-04 Andrew Pinski <pinskia@gmail.com>
7804 * tree-ssa-alias.c: Fix some comment typos.
7806 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
7808 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
7809 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
7811 2009-08-03 Janis Johnson <janis187@us.ibm.com>
7814 * simplify-rtx.c (simplify_binary_operation_1): Disable
7815 simplifications for decimal float operations.
7817 2009-08-03 Jakub Jelinek <jakub@redhat.com>
7820 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
7821 operand of INDIRECT_REF.
7823 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
7825 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
7826 constants referencing TLS symbols.
7828 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
7830 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
7831 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
7833 2009-08-03 Richard Guenther <rguenther@suse.de>
7835 * tree.c (make_vector_type): Build a main variant first,
7836 get the canonical one and then build the variant.
7837 * tree-ssa.c (useless_type_conversion_p_1): Handle
7839 (useless_type_conversion_p): Conversions to pointers to
7840 incomplete record types are useless.
7842 2009-08-03 Richard Guenther <rguenther@suse.de>
7844 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
7845 file will be created.
7846 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
7847 * toplev.c (compile_file): Adjust comment.
7849 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
7851 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
7852 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
7853 (TARGET_PROMOTE_FUNCTION_MODE): Define.
7854 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
7855 (sh_promote_function_mode): Fix typo.
7857 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
7859 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
7861 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7863 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
7864 declaration arguments.
7866 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
7868 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
7869 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
7870 (ix86_split_ashl): Ditto.
7871 (ix86_expand_vector_init_one_nonzero): Ditto.
7872 (ix86_expand_vector_set): Ditto.
7873 (ix86_expand_reduc_v4sf): Ditto.
7875 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
7877 * explow.c (promote_function_mode): Remove assert.
7878 * config/sh/sh.c (sh_promote_function_mode): Declare.
7880 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7882 * config/pa/pa.c (pa_promote_function_mode): Declare.
7883 Change to static. Fix promote_mode call.
7885 * gthr-dce.h (CONST_CAST2): Define if not defined.
7886 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
7888 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
7890 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
7892 * expr.c (store_constructor): Use promote_decl_mode. Remove
7893 now write-only variable unsignedp.
7894 (expand_expr_real_1): Use promote_decl_mode.
7895 * expr.h (promote_function_mode, promote_decl_mode): New.
7896 (promote_mode): Remove last argument.
7897 * function.c (assign_temp): Drop last argument of promote_mode.
7898 (assign_parm_find_data_types): Use promote_function_mode.
7899 (assign_parm_setup_reg): Likewise.
7900 (expand_function_end): Use promote_function_mode.
7901 * calls.c (initialize_argument_information): Use promote_function_mode.
7902 (precompute_arguments): Use promote_mode instead of checking if
7903 only PROMOTE_FUNCTION_MODE is defined.
7904 (expand_call): When making sibcall decisions, use promote_function_mode.
7905 Below, remove an if for targetm.calls.promote_function_return and
7906 and use promote_function_mode.
7907 (emit_library_call_value_1): Use promote_function_mode, fix bug
7908 where promote_mode was passed FOR_CALL == 0 for a return value in an
7910 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
7911 * explow.c (promote_function_mode, promote_decl_mode): New.
7912 (promote_mode): Keep only the FOR_CALL == 0 case.
7913 * combine.c (setup_incoming_promotion): Remove test of
7914 promote_function_args. Use promote_function_mode.
7915 * stmt.c (expand_value_return): Use promote_decl_mode.
7916 (expand_decl): Use promote_decl_mode.
7918 * expr.c (store_constructor): Use promote_decl_mode. Remove
7919 now write-only variable unsignedp.
7920 (expand_expr_real_1): Use promote_decl_mode.
7921 * expr.h (promote_function_mode, promote_decl_mode): New.
7922 (promote_mode): Remove last argument.
7923 * function.c (assign_temp): Drop last argument of promote_mode.
7924 (assign_parm_find_data_types): Use promote_function_mode.
7925 (assign_parm_setup_reg): Likewise.
7926 (expand_function_end): Use promote_function_mode.
7927 * calls.c (initialize_argument_information): Use promote_function_mode.
7928 (precompute_arguments): Use promote_mode instead of checking if
7929 only PROMOTE_FUNCTION_MODE is defined.
7930 (expand_call): When making sibcall decisions, use promote_function_mode.
7931 Below, remove an if for targetm.calls.promote_function_return and
7932 and use promote_function_mode.
7933 (emit_library_call_value_1): Use promote_function_mode, fix bug
7934 where promote_mode was passed FOR_CALL == 0 for a return value in an
7936 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
7937 * explow.c (promote_function_mode, promote_decl_mode): New.
7938 (promote_mode): Keep only the FOR_CALL == 0 case.
7939 * combine.c (setup_incoming_promotion): Remove test of
7940 promote_function_args. Use promote_function_mode.
7941 * stmt.c (expand_value_return): Use promote_decl_mode.
7942 (expand_decl): Use promote_decl_mode.
7944 * explow.c (promote_function_mode): Just call the target hook.
7945 * targhooks.c (default_promote_function_mode,
7946 default_promote_function_mode_always_promote): New.
7947 * targhooks.h (default_promote_function_mode,
7948 default_promote_function_mode_always_promote): Declare.
7949 * target.h (promote_function_args, promote_function_return): Remove.
7950 (promote_function_mode): New.
7951 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
7952 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
7953 (TARGET_PROMOTE_FUNCTION_MODE): New.
7954 (TARGET_CALLS): Adjust.
7955 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
7956 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
7958 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
7959 * config/s390/s390.c (s390_promote_function_mode): ... here,
7960 with pointer handling.
7961 (TARGET_PROMOTE_FUNCTION_MODE): Define.
7962 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
7964 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
7965 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
7966 with pointer handling.
7967 (TARGET_PROMOTE_FUNCTION_MODE): Define.
7968 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
7970 * config/sh/sh-protos.h (sh_promote_function_mode): New.
7971 * config/sh/sh.c (sh_promote_function_mode): New.
7972 (TARGET_PROMOTE_FUNCTION_MODE): Define.
7973 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
7975 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
7976 * config/cris/cris.c (cris_promote_function_mode): ... here.
7977 (TARGET_PROMOTE_FUNCTION_MODE): Define.
7978 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
7980 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
7981 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
7982 (TARGET_PROMOTE_FUNCTION_MODE): Define.
7983 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
7985 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
7986 * config/arm/arm.c (arm_promote_function_mode): ... here, without
7987 complex type handling.
7988 (TARGET_PROMOTE_FUNCTION_MODE): Define.
7989 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
7991 * config/pa/pa.c (pa_promote_function_mode): New.
7992 (TARGET_PROMOTE_FUNCTION_MODE): Define.
7993 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
7995 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
7996 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
7997 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
7998 * config/xtensa/xtensa.c: Likewise.
7999 * config/stormy16/stormy16.c: Likewise.
8000 * config/iq2000/iq2000.c: Likewise.
8001 * config/rs6000/rs6000.c: Likewise.
8002 * config/picochip/picochip.c: Likewise.
8003 * config/arc/arc.c: Likewise.
8004 * config/mcore/mcore.c: Likewise.
8005 * config/score/score.c: Likewise.
8006 * config/mips/mips.c: Likewise.
8007 * config/bfin/bfin.c: Likewise.
8008 * config/ia64/ia64.c: Likewise (disabled though).
8010 * config/frv/frv.h: Remove pointless remark.
8012 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
8013 TARGET_PROMOTE_FUNCTION_ARGS,
8014 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
8015 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
8017 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
8019 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
8020 -floop-parallelize-all.
8021 * toplev.c (process_options): Rename flag_graphite_force_parallel to
8022 flag_loop_parallelize_all.
8023 * tree-ssa-loop.c (gate_graphite_transforms): Same.
8024 * graphite.c (graphite_transform_loops): Same.
8026 * graphite-poly.c (apply_poly_transforms): Same.
8028 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
8030 PR tree-optimization/40914
8031 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
8032 if set, then check the delta field of the PMF record.
8033 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
8034 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
8035 call is stored in the delta.
8037 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
8039 * config/mips/mips.md (*clear_upper32_dext): New pattern.
8041 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
8043 * config/i386/bsd.h (ASM_BYTE): New define.
8044 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
8045 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
8046 .byte. Use fputs or putc instead of fprintf where appropriate.
8047 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
8048 fputs or putc instead of fprintf where appropriate.
8049 * config/i386/i386elf.h: Ditto.
8050 * config/i386/sysv4.h: Ditto.
8052 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
8053 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
8054 (*tls_global_dynamic_64): Ditto.
8056 2009-07-31 Christian Bruel <christian.bruel@st.com>
8058 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
8060 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8062 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
8063 Remove dead code for MINUS.
8065 2009-07-31 Anthony Green <green@moxielogic.com>
8067 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
8069 (moxie_expand_epilogue): Ditto for epilogue.
8070 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
8072 (moxie_function_arg): Ditto.
8073 (moxie_pass_by_reference): Ditto.
8074 (moxie_arg_partial_bytes): Ditto.
8075 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
8076 (FUNCTION_ARG_ADVANCE) Ditto.
8077 (REG_PARM_STACK_SPACE) Ditto.
8078 (FUNCTION_ARG_REGNO_P) Dito.
8080 * config.gcc: Add moxie linux config support.
8081 * gcc/config/moxie/uclinux.h: New file.
8083 2009-07-31 DJ Delorie <dj@redhat.com>
8085 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
8086 (UNSPECV_SP_SWITCH_E): New.
8087 (sp_switch_1): Change to an unspec.
8088 (sp_switch_2): Change to an unspec. Don't use post-inc when we
8090 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
8091 reference the new stack's address
8093 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8095 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
8096 graphite-clast-to-gimple.o, graphite-dependences.o,
8097 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
8098 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
8099 (graphite-blocking.o,
8100 graphite-clast-to-gimple.o, graphite-dependences.o,
8101 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
8102 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
8103 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
8104 * cfgloop.h (struct loop): Add can_be_parallel field.
8105 * common.opt (fgraphite-identity): Moved up.
8106 (fgraphite-force-parallel): New flag.
8107 * graphite.c: Rewrite.
8108 * graphite.h: Rewrite.
8109 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
8111 * toplev.c (graphite_out_file): New file descriptor.
8112 (graphite_in_file): New.
8113 (process_options): flag_graphite_force_parallel cannot be used without
8115 * tree-ssa-loop.c: Include toplev.h.
8116 (gate_graphite_transforms): Enable flag_graphite for
8117 flag_graphite_force_parallel.
8119 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8121 * ChangeLog.graphite: New.
8122 * graphite-blocking.c: New.
8123 * graphite-clast-to-gimple.c: New.
8124 * graphite-clast-to-gimple.h: New.
8125 * graphite-dependences.c: New.
8126 * graphite-dependences.h: New.
8127 * graphite-interchange.c: New.
8128 * graphite-poly.c: New.
8129 * graphite-poly.h: New.
8130 * graphite-ppl.c: New.
8131 * graphite-ppl.h: New.
8132 * graphite-scop-detection.c: New.
8133 * graphite-scop-detection.h: New.
8134 * graphite-sese-to-poly.c: New.
8135 * graphite-sese-to-poly.h: New.
8139 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8141 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
8142 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
8144 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8146 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
8147 (scev_is_linear_expression): Return false if the evolution is not
8148 affine multivariate.
8150 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8152 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
8153 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
8155 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8157 * tree-data-ref.c (debug_data_references): New.
8158 (debug_data_reference): New.
8159 * tree-data-ref.h (debug_data_references): Declared.
8160 (debug_data_reference): Declared.
8162 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8164 * tree-data-ref.c (stmt_simple_memref_p: Removed.
8165 * tree-data-ref.h (scop_p): Removed.
8166 (struct data_reference): Remove field scop.
8168 (stmt_simple_memref_p): Removed.
8170 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8172 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
8173 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
8176 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8178 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
8180 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8182 * doc/invoke.texi (-fgraphite-identity): Documented.
8184 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8186 * tree-scalar-evolution.c: Fix comment.
8187 (instantiate_scev_1): Return unknow from scev instantiation if the
8188 result is not above instantiate_below.
8190 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8192 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
8193 static anymore. Instantiate the symbols that may have been introduced
8195 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
8198 2009-07-30 DJ Delorie <dj@redhat.com>
8200 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
8201 .vliw directive to VLIW sections.
8203 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8205 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
8207 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
8208 (AUTOHEADER): New variable.
8209 ($(srcdir)/cstamp-h.in): Use it.
8211 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
8212 Pat Haugen <pthaugen@us.ibm.com>
8213 Revital Eres <ERES@il.ibm.com>
8215 * config/rs6000/vector.md (VEC_F): Add VSX support.
8219 (vector_load_<mode>): Ditto.
8220 (vector_store_<mode>): Ditto.
8221 (vector GPR move split): Ditto.
8222 (vec_reload_and_plus_<mptrsize>): Ditto.
8223 (vec_reload_and_reg_<mptrsize>): Ditto.
8224 (add<mode>3): Ditto.
8225 (sub<mode>3): Ditto.
8226 (mul<mode>3): Ditto.
8227 (neg<mode>2): Ditto.
8228 (abs<mode>2): Ditto.
8229 (smin<mode>3): Ditto.
8230 (smax<mode>3): Ditto.
8231 (vector_eq<mode>): Ditto.
8232 (vector_gt<mode>): Ditto.
8233 (vector_ge<mode>): Ditto.
8234 (vector_gtu<mode>): Ditto.
8235 (vector_select_<mode>_uns): Ditto.
8236 (vector_eq_<mode>_p): Ditto.
8237 (vector_gt_<mode>_p): Ditto.
8238 (vector_ge_<mode>_p): Ditto.
8239 (vector_gtu_<mode>_p): Ditto.
8240 (cr6_test_for_zero): Ditto.
8241 (cr6_test_for_zero_reverse): Ditto.
8242 (cr6_test_for_lt): Ditto.
8243 (cr6_test_for_lt_reverse): Ditto.
8244 (xor<mode>3): Ditto.
8245 (ior<mode>3): Ditto.
8246 (and<mode>3): Ditto.
8247 (one_cmpl<mode>2): Ditto.
8248 (nor<mode>2): Ditto.
8249 (andc<mode>2): Ditto.
8250 (float<VEC_int<mode>2): Ditto.
8251 (unsigned_float<VEC_int><mode>2): Ditto.
8252 (fix_trunc<mode><VEC_int>2): Ditto.
8253 (fixuns_trunc<mode><VEC_int>2): Ditto.
8255 (vec_set<mode>): Ditto.
8256 (vec_extract<mode>): Ditto.
8257 (vec_interleave_highv4sf): Ditto.
8258 (vec_interleave_lowv4sf): Ditto.
8259 (vec_realign_load_<mode>): Ditto.
8260 (vec_shl_<mode>): Ditto.
8261 (vec_shr_<mode>): Ditto.
8262 (div<mode>3): New patterns for VSX.
8263 (vec_interleave_highv2df): Ditto.
8264 (vec_interleave_lowv2df): Ditto.
8265 (vec_pack_trunc_v2df): Ditto.
8266 (vec_pack_sfix_trunc_v2df): Ditto.
8267 (vec_pack_ufix_trunc_v2df): Ditto.
8268 (vec_unpacks_hi_v4sf): Ditto.
8269 (vec_unpacks_lo_v4sf): Ditto.
8270 (vec_unpacks_float_hi_v4si): Ditto.
8271 (vec_unpacks_float_lo_v4si): Ditto.
8272 (vec_unpacku_float_hi_v4si): Ditto.
8273 (vec_unpacku_float_lo_v4si): Ditto.
8274 (movmisalign<mode>): Ditto.
8275 (vector_ceil<mode>2): New patterns for vectorizing math library.
8276 (vector_floor<mode>2): Ditto.
8277 (vector_btrunc<mode>2): Ditto.
8278 (vector_copysign<mode>3): Ditto.
8280 * config/rs6000/predicates.md (easy_vector_constant_msb): New
8281 predicate for setting the high bit in each word, used for copysign.
8283 * config/rs6000/ppc-asm.h (f19): Whitespace.
8284 (f32-f63): Define if VSX.
8285 (v0-v31): Define if Altivec.
8286 (vs0-vs63): Define if VSX.
8288 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
8290 * config/rs6000/power7.md: New file, provide tuning parameters for
8293 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
8294 (rs6000_cpu_cpp_builtins): Ditto.
8295 (altivec_overloaded_builtins): Ditto.
8296 (altivec_resolve_overloaded_builtin): Ditto.
8298 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
8299 debug switch to disable vectorizing simple math builtin
8302 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
8303 Vectorize simple math builtin functions.
8304 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
8305 hook to vectorize math builtins.
8306 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
8307 (rs6000_builtin_conversion): Add VSX/power7 support.
8308 (rs6000_builtin_vec_perm): Ditto.
8309 (vsplits_constant): Add support for loading up a vector constant
8310 with just the high bit set in each part.
8311 (rs6000_expand_vector_init): Add VSX/power7 support.
8312 (rs6000_expand_vector_set): Ditto.
8313 (rs6000_expand_vector_extract): Ditto.
8314 (rs6000_emit_move): Ditto.
8315 (bdesc_3arg): Ditto.
8316 (bdesc_2arg): Ditto.
8317 (bdesc_1arg): Ditto.
8318 (rs6000_expand_ternop_builtin): Ditto.
8319 (altivec_expand_builtin): Ditto.
8320 (rs6000_expand_unop_builtin): Ditto.
8321 (rs6000_init_builtins): Ditto.
8322 (altivec_init_builtins): Ditto.
8323 (builtin_function_type): Ditto.
8324 (rs6000_common_init_builtins): Ditto.
8325 (rs6000_handle_altivec_attribute); Ditto.
8326 (rs6000_mangle_type): Ditto.
8327 (rs6000_vector_mode_supported_p): Ditto.
8328 (rs6000_mode_dependent_address): Altivec addresses with AND -16
8331 * config/rs6000/vsx.md: New file for VSX support.
8333 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
8334 identifing values with just the most significant bit set.
8335 (enum rs6000_builtins): Add builtins for VSX. Add simple math
8336 vectorized builtins.
8338 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
8339 (UNSPEC_VRFIM): Delete.
8340 (splitter for loading up vector with most significant bit): New
8341 splitter for vectorizing copysign.
8342 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
8343 vectorizing simple math functions.
8344 (altivec_vrfip): Add support for vectorizing simple math functions.
8345 (altivec_vrfim): Ditto.
8346 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
8348 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
8349 (power7.md, vsx.md): Include for power7 support.
8350 (copysigndf3): Use VSX instructions if -mvsx.
8351 (negdf2_fpr): Ditto.
8352 (absdf2_fpr): Ditto.
8353 (nabsdf2_fpr): Ditto.
8354 (adddf3_fpr): Ditto.
8355 (subdf3_fpr): Ditto.
8356 (muldf3_fpr): Ditto.
8357 (divdf3_fpr): Ditto.
8358 (fix_truncdfdi2_fpr): Ditto.
8359 (cmpdf_internal1): Ditto.
8360 (fred, fred_fpr): Convert into expander/insn to add VSX support.
8361 (btruncdf2, btruncdf2_fpr): Ditto.
8362 (ceildf2, ceildf2_fpr): Ditto.
8363 (floordf2, floordf2_fpr): Ditto.
8364 (floatdidf2, floatdidf2_fpr): Ditto.
8365 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
8366 (fmsubdf4_fpr): Ditto.
8367 (fnmadddf4_fpr_1): Ditto.
8368 (fnmadddf4_fpr_2): Ditto.
8369 (fnmsubdf4_fpr_1): Ditto.
8370 (fnmsubdf4_fpr_2): Ditto.
8371 (fixuns_truncdfdi2): Add expander for VSX support.
8372 (fix_truncdfdi2): Ditto.
8373 (fix_truncdfsi2): Ditto.
8375 (btruncsf2): Whitespace.
8376 (movdf_hardfloat32): Add support for VSX registers.
8377 (movdf_softfloat32): Ditto.
8378 (movdf_hardfloat64): Ditto.
8379 (movdf_hardfloat64_mfpgpr): Ditto.
8380 (movdf_softfloat64): Ditto.
8381 (movti splitters): Add check for vector registers supporting
8382 TImode in the future.
8383 (bpermd): Add power7 bpermd instruction.
8385 * config/rs6000/altivec.h (vec_div): Define if VSX.
8389 (vec_nearbyint): Ditto.
8392 (all predicates): Use the generic builtin function, and not the V4SF
8393 specific function so that the predicates will work with VSX's V2DF.
8397 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
8398 Document new VSX functions and types.
8400 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
8403 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
8404 "wa", and "j" constraints. Modify "v" to talk about Altivec
8405 instead of just vector.
8407 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
8410 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
8411 location for phi arguments.
8412 (rewrite_update_phi_arguments): Find locations for reaching defs.
8413 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
8414 Add location to add_phi_arg calls.
8415 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
8416 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
8417 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
8418 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
8419 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
8420 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
8421 * tree-phinodes.c (make_phi_node): Initialize location.
8422 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
8423 (add_phi_arg): Add location parameter.
8424 (remove_phi_arg_num): Move location when moving phi argument.
8425 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
8427 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
8428 slpeel_update_phi_nodes_for_guard1,
8429 slpeel_update_phi_nodes_for_guard2,
8430 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
8431 vect_loop_versioning): Set locations.
8432 * tree-parloops.c (create_phi_for_local_result,
8433 transform_to_exit_first_loop, create_parallel_loop): Add locations.
8434 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
8435 * tree-vect-loop.c (get_initial_def_for_induction,
8436 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
8438 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
8439 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
8440 (gimple_phi_arg_set_location): New. Set locus.
8441 (gimple_phi_arg_has_location): New. Check for locus.
8442 (redirect_edge_var_map_location): New. Return locus from var_map.
8443 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
8444 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
8445 combining PHI arguments.
8446 (cond_store_replacement): Set location.
8447 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
8448 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
8449 scop_add_exit_phis_edge): Add locations.
8450 * tree-cfgcleanup.c (remove_forwarder_block,
8451 remove_forwarder_block_with_phi): Add locations.
8452 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
8453 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
8455 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
8456 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
8457 flush_pending_stmts): Add source location.
8458 * lambda-code.c (perfect_nestify): Maintain location stack with argument
8459 stack to preserve locations.
8460 * tree-vect-stmts.c (vectorizable_load): Add location.
8461 * tree-inline.c (copy_phis_for_bb): Copy locus.
8462 (setup_one_parameter): Add call locus to inlined parameter stmts.
8463 (initialize_inlined_parameters): Pass in call location as parameter
8465 (tree_function_versioning): Pass location to setup_one_parameter.
8466 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
8467 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
8468 copy and edge lists.
8469 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
8470 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
8471 locus parameter and override the stmt default if provided.
8472 (new_elim_graph, clear_elim_graph, delete_elim_graph,
8473 elim_graph_add_edge, elim_graph_remove_succ_edge,
8474 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
8475 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
8476 eliminate_phi): Add locus info in elimination graph for each edge and
8478 (insert_backedge_copies): Copy locus if present.
8479 * tree-flow.h (struct _edge_var_map): Add locus field.
8480 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
8481 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
8482 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
8484 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
8486 2009-07-30 Martin Jambor <mjambor@suse.cz>
8488 PR tree-optimization/40570
8489 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
8492 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
8494 * ssa-loop-manip.c: Include langhooks.h.
8495 (rewrite_phi_with_iv): New.
8496 (rewrite_all_phi_nodes_with_iv): New.
8497 (canonicalize_loop_ivs): Move here from tree-parloops.c.
8498 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
8499 * tree-parloops.c (loop_parallel_p): Move out all conditions
8500 except dependency check.
8501 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
8502 (gen_parallel_loop): Call canonicalize_loop_ivs without
8503 reduction_list argument.
8504 (build_new_reduction): New.
8505 (gather_scalar_reductions): New.
8506 (try_get_loop_niter): New.
8507 (try_create_reduction_list): New.
8508 (parallleize_loops): Change the parallel conditions check.
8509 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
8510 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
8512 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
8514 * opt-functions.awk (opt_args): Allow argument to be enclosed in
8516 * doc/options.texi (Option properties): Mention new quoting syntax.
8518 2009-07-29 Douglas B Rupp <rupp@gnat.com>
8520 * config/alpha/alpha.c (alpha_start_function):
8521 Handle VMS_DEBUG_MAIN_POINTER
8522 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
8523 * doc/invoke.texi: Document -mdebug-main switch.
8525 2009-07-29 Richard Henderson <rth@redhat.com>
8527 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
8528 (cgraph_create_edge_including_clones): Likewise.
8529 * tree-inline.c (copy_bb): Operate on the correct edges
8530 when updating the callgraph.
8532 2009-07-29 Douglas B Rupp <rupp@gnat.com>
8534 * config/alpha/vms-cc.c: Deleted.
8535 * config/alpha/vms-ld.c: Deleted.
8536 * config/alpha/t-vms64: Moved to config/vms
8537 * config/alpha/vms-crt0-64.c: Moved to config/vms
8538 * config/alpha/vms-crt0.c: Moved to config/vms
8539 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
8540 * config/alpha/vms-psxcrt0.c: Moved to config/vms
8541 * config/alpha/xm-vms.h: Moved to config/vms
8542 * config/alpha/x-vms: Moved to config/vms
8543 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
8545 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
8546 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
8548 * config/vms/t-vms64: Moved here from config/alpha
8549 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
8550 (argc,argv,envp): Enforce 32bit malloc'ing.
8551 * config/vms/vms-psxcrt0-64.c: Likewise.
8552 * config/vms/vms-crt0.c: Moved here from config/alpha.
8553 * config/vms/vms-psxcrt0.c: Likewise.
8554 * config/vms/vms-crtl-64.h: New file.
8555 * config/vms/vms-crtl.h: New file.
8556 * config/vms/vms.opt: New file.
8557 * config/vms/xm-vms64.h: New file.
8558 * config/vms/xm-vms.h: Moved here from config/alpha.
8559 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
8561 * config/vms/x-vms: Moved here from config/alpha.
8562 (version, VMS_EXTRA_PARTS): Moved to t-vms.
8563 (vms-ld.o, vms-cc.o): Removed.
8564 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
8566 2009-07-29 Douglas B Rupp <rupp@gnat.com>
8568 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
8569 correct stack (obvious VMS fix).
8571 2009-07-29 Douglas B Rupp <rupp@gnat.com>
8573 * dwarf2out.c (output_file_names): Output VMS style file name, size,
8574 date, version info if VMS_DEBUGGING_INFO defined.
8575 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
8576 size, date calculating code moved here.
8578 2009-07-29 Paul Brook <paul@codesourcery.com>
8580 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
8583 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
8586 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
8587 to DImode when generating insq_le insn.
8589 2009-07-28 Douglas B Rupp <rupp@gnat.com>
8591 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
8592 New macro set for VMS_DEBUGGGING_INFO.
8593 (AT_string_form): Use it.
8595 2009-07-28 DJ Delorie <dj@redhat.com>
8597 * config/mep/mep.c (vtext_section): New.
8598 (vftext_section): New.
8599 (ftext_section): New.
8600 (mep_select_section): Add support for functions.
8601 (mep_unique_section): Likewise.
8602 (mep_asm_init_sections): Likewise.
8603 (mep_encode_section_info): Remove it from here.
8605 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
8607 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
8609 * tree.h (TREE_DEPRECATED): Document it is used for types too.
8610 (TYPE_VECTOR_OPAQUE): Use default_def_flag
8612 2009-07-28 Douglas B Rupp <rupp@gnat.com>
8614 * dwarf2out.c (output_file_names): Test new macro
8615 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
8616 (add_comp_dir_attribute): Likewise.
8618 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
8620 * config/i386/mingw-w64.h (LINK_SPEC): Add
8621 separating space between commands.
8623 2009-07-28 Jan Hubicka <jh@suse.cz>
8625 PR tree-optimization/40759
8626 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
8629 2009-07-27 DJ Delorie <dj@redhat.com>
8631 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
8632 types are dword-aligned.
8633 (mep_expand_va_start): Likewise.
8635 2009-07-27 Olivier Hainque <hainque@adacore.com>
8636 Douglas B Rupp <rupp@gnat.com>
8638 * convert.c (convert_to_pointer): Don't assume the target
8639 pointer type is POINTER_SIZE long. Fetch its precision instead.
8641 2009-07-27 Douglas B Rupp <rupp@gnat.com>
8643 * system.h (fopen): Undefine if macro.
8645 2009-07-27 Jakub Jelinek <jakub@redhat.com>
8647 * dwarf2out.c (output_cfi_p): Removed.
8648 (output_cfis): New function.
8649 (output_fde): New function, split from output_call_frame_info.
8650 (output_call_frame_info): Use it.
8651 (dwarf2out_switch_text_section): Use output_cfis.
8653 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
8655 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
8656 TARGET_BI_ARCH is specified without enabling SJLJ.
8657 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
8658 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
8660 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
8662 * arm.md (negdi2): Use DImode if forcing a value into a register.
8664 2009-07-26 Ira Rosen <irar@il.ibm.com>
8666 PR tree-optimization/40801
8667 * tree-vect-stmts.c (vectorizable_call): Get previous copy
8668 of vector operand from the previous copy of vector statement.
8669 Pass the correct definition type value to
8670 vect_get_vec_def_for_stmt_copy().
8672 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8674 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
8675 const char ** conversion.
8677 2009-07-25 David Daney <ddaney@caviumnetworks.com>
8679 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
8680 fancy_abort() if !ENABLE_ASSERT_CHECKING.
8681 (gcc_unreachable): Invoke __builtin_unreachable() if
8682 !ENABLE_ASSERT_CHECKING.
8684 2009-07-25 David Daney <ddaney@caviumnetworks.com>
8686 PR rtl-optimization/40445
8687 * emit-rtl.c (next_nonnote_insn_bb): New function.
8688 * rtl.h (next_nonnote_insn_bb): Declare new function.
8689 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
8690 with no successors that is the successor of the ENTRY_BLOCK.
8691 Continue from the top after removing an empty fallthrough block.
8692 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
8693 of next_nonnote_insn.
8695 2009-07-25 David Daney <ddaney@caviumnetworks.com>
8697 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
8699 2009-07-25 Martin Jambor <mjambor@suse.cz>
8701 * c-common.c (c_common_attribute_table): New element for noclone.
8702 (handle_noclone_attribute): New function. Forward-declare.
8703 * tree-inline.c (tree_versionable_function_p): Check for noclone
8705 * doc/extend.texi (Labels as Values): Document need for noclone.
8706 (Function Attributes): Document noclone attribute.
8708 2009-07-25 Jakub Jelinek <jakub@redhat.com>
8710 PR rtl-optimization/34999
8711 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
8712 and dw_fde_switched_cold_to_hot fields.
8713 (output_cfi_p): New function.
8714 (output_call_frame_info): If fde->dw_fde_switched_sections,
8715 output 2 FDEs instead of one with corrupted header.
8716 (dwarf2out_do_cfi_startproc): New function.
8717 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
8718 and fde->dw_fde_switched_cold_to_hot.
8719 (dwarf2out_switch_text_section): Compute
8720 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
8721 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
8722 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
8723 Otherwise, compute fde->dw_fde_switch_cfi.
8725 2009-07-24 Cary Coutant <ccoutant@google.com>
8727 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
8729 2009-07-24 Cary Coutant <ccoutant@google.com>
8731 * cfghooks.c (split_block): Copy discriminator to new block.
8732 * tree-cfg.c (assign_discriminator): Check location of last
8733 instruction in block as well as first.
8735 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
8737 * config/i386/linux.c: Use fputs or putc instead of fprintf
8739 * config/i386/gas.h: Ditto.
8740 * config/i386/x86-64.h: Ditto.
8741 * config/i386/att.h: Ditto.
8743 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8745 * expmed.c (emit_store_flag): Use a recursive call to optimize the
8748 2009-07-24 Martin Jambor <mjambor@suse.cz>
8750 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
8751 (ipa_push_func_to_list_1): Declare.
8752 (ipa_push_func_to_list): New function.
8754 * ipa-prop.c (ipa_push_func_to_list_1): New function.
8755 (ipa_init_func_list): Call ipa_push_func_to_list_1.
8756 (ipa_push_func_to_list): Removed.
8757 (ipa_pop_func_from_list): Clear node_enqueued flag.
8759 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
8761 * config/s390/s390.c (override_options): Default
8762 max-unrolled-insns to 100 for z10 tuning.
8764 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
8766 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
8767 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
8768 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
8769 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
8770 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
8771 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
8772 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
8774 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
8776 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
8777 use default set in mingw32.h header.
8778 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
8779 64-bit /mingw/include path.
8780 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
8783 2009-07-23 Neil Vachharajani <nvachhar@google.com>
8785 PR rtl-optimization/40209
8786 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
8788 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
8790 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
8791 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
8792 with the rest of string where appropriate. Use fputs or putc
8793 instead of fprintf where appropriate.
8795 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
8796 Pat Haugen <pthaugen@us.ibm.com>
8797 Revital Eres <ERES@il.ibm.com>
8799 * config/rs6000/vector.md: New file. Move most of the vector
8800 expander support here from altivec.md to allow for the VSX vector
8801 unit in the future. Add support for secondary_reload patterns.
8802 Rewrite the patterns for vector comparison, and vector comparison
8803 predicate instructions so that the RTL expresses the desired
8804 behavior, instead of using unspec.
8806 * config/rs6000/constraints.md ("f" constraint): Use
8807 rs6000_constraints to hold the precalculated register class.
8808 ("d" constraint): Ditto.
8809 ("wd" constraint): New constraint for VSX.
8810 ("wf" constraint): Ditto.
8811 ("ws" constraint): Ditto.
8812 ("wa" constraint): Ditto.
8813 ("wZ" constraint): Ditto.
8814 ("j" constraint): Ditto.
8816 * config/rs6000/predicates.md (vsx_register_operand): New
8818 (vfloat_operand): New predicate for vector.md.
8819 (vint_operand): Ditto.
8820 (vlogical_operand): Ditto.
8821 (easy_fp_constant): If VSX, 0.0 is an easy constant.
8822 (easy_vector_constant): Add VSX support.
8823 (altivec_indexed_or_indirect_operand): New predicate for
8824 recognizing Altivec style memory references with AND -16.
8826 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
8827 for vector secondary reload support.
8828 (rs6000_vector_reg_class): Delete, replacing it with
8830 (rs6000_vsx_reg_class): Ditto.
8831 (rs6000_constraints): New array to hold the register classes of
8832 each of the register constraints that can vary at runtime.
8833 (builtin_mode_to_type): New static array for builtin function type
8835 (builtin_hash_table): New static hash table for builtin function
8837 (TARGET_SECONDARY_RELOAD): Define target hook.
8838 (TARGET_IRA_COVER_CLASSES): Ditto.
8839 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
8840 registers are 128 bits if VSX memory reference instructions are used.
8841 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
8843 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
8844 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
8845 Print several of the scheduling related parameters.
8846 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
8847 rs6000_constraints instead of rs6000_vector_reg_class. Move
8848 -mdebug=reg code to rs6000_debug_reg_global. Add support for
8849 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
8850 Altivec. Add VSX support. Setup for secondary reload support on
8851 Altivec/VSX registers.
8852 (rs6000_override_options): Make power7 set the scheduling groups
8853 like the power5. Add support for new debug switches to override
8854 the scheduling defaults. Temporarily disable -mcpu=power7 from
8855 setting -mvsx. Add support for debug switches -malways-hint,
8856 -msched-groups, and -malign-branch-targets.
8857 (rs6000_buitlin_conversion): Add support for returning unsigned
8858 vector conversion functions to fix regressions due to stricter
8860 (rs6000_builtin_mul_widen_even): Ditto.
8861 (rs6000_builtin_mul_widen_odd): Ditto.
8862 (rs6000_builtin_vec_perm): Ditto.
8863 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
8864 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
8866 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
8868 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
8869 VSX types for bit operations. Changes to accomidate vector.md.
8870 (bdesc_2arg): Ditto.
8871 (bdesc_1arg): Ditto.
8872 (struct builtin_description_predicates): Rewrite predicate
8873 handling so that RTL describes the operation, instead of passing
8874 the instruction to be used as a string argument.
8875 (bdesc_altivec_preds): Ditto.
8876 (altivec_expand_predicate_builtin): Ditto.
8877 (altivec_expand_builtin): Ditto.
8878 (rs6000_expand_ternop_builtin): Use a switch instead of an if
8879 statement for vsldoi support.
8880 (altivec_expand_ld_builtin): Change to use new names from vector.md.
8881 (altivec_expand_st_builtin): Ditto.
8882 (paired_expand_builtin): Whitespace changes.
8883 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
8884 builtin_mode_to_type table for secondary reload. Call
8885 builtin_function_type to build random builtin functions.
8886 (altivec_init_builtins): Change to use builtin_function_type to
8887 create builtin function types dynamically as we need them.
8888 (builtin_hash_function): New support for hashing the tree types
8889 for builtin function as we need it, rather than trying to build
8890 all of the trees that we need. Add initial preliminary VSX support.
8891 (builtin_function_type): Ditto.
8892 (builtin_function_eq): Ditto.
8893 (builtin_hash_struct): Ditto.
8894 (rs6000_init_builtins): Ditto.
8895 (rs6000_common_init_builtins): Ditto.
8896 (altivec_init_builtins): Ditto.
8897 (rs6000_common_init_builtins): Ditto.
8898 (enum reload_reg_type): New enum for simplifing reg classes.
8899 (rs6000_reload_register_type): Simplify register classes into GPR,
8900 Vector, and other registers. Altivec and VSX addresses in reload.
8901 (rs6000_secondary_reload_inner): Ditto.
8902 (rs6000_ira_cover_classes): New target hook, that returns the
8903 appropriate cover classes, based on -mvsx being used or not.
8904 (rs6000_secondary_reload_class): Add VSX support.
8905 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
8906 (get_vsel_insn): Ditto.
8907 (rs6000_emit_vector_compare): Rewrite vector conditional support
8908 so that where we can, we use RTL operators, instead of blindly use
8910 (rs6000_emit_vector_select): Ditto.
8911 (rs6000_emit_vector_cond_expr): Ditto.
8912 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
8913 (create_TOC_reference): Add -mdebug=addr support.
8914 (emit_frame_save): VSX loads/stores need register indexed addressing.
8916 * config/rs6000/rs6000.md: Include vector.md.
8918 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
8920 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
8921 support for V2DI, V2DF in logical, permute, select operations.
8923 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
8924 switch for vsx/power7.
8925 (-mvsx-scalar-memory): Ditto.
8926 (-mvsx-align-128): Ditto.
8927 (-mallow-movmisalign): Ditto.
8928 (-mallow-df-permute): Ditto.
8929 (-msched-groups): Ditto.
8930 (-malways-hint): Ditto.
8931 (-malign-branch-targets): Ditto.
8933 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
8935 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
8936 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
8937 (rs6000_vector_reg_class): Delete.
8938 (rs6000_vsx_reg_class): Ditto.
8939 (enum rs6000_reg_class_enum): New enum for the constraints that
8940 vary based on target switches.
8941 (rs6000_constraints): New array to hold the register class for all
8942 of the register constraints that vary based on the switches used.
8943 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
8944 (enum rs6000_builtins): Add unsigned varients for the builtin
8945 declarations returned by target hooks for expanding multiplies,
8946 select, and permute operations. Add VSX builtins.
8947 (enum rs6000_builtin_type_index): Add entries for VSX.
8948 (V2DI_type_node): Ditto.
8949 (V2DF_type_node): Ditto.
8950 (unsigned_V2DI_type_node): Ditto.
8951 (bool_long_type_node): Ditto.
8952 (intDI_type_internal_node): Ditto.
8953 (uintDI_type_internal_node): Ditto.
8954 (double_type_internal_node): Ditto.
8956 * config/rs6000/altivec.md (whole file): Move all expanders to
8957 vector.md from altivec.md. Rename insn matching functions to be
8959 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
8960 (altivec_vcmp*): Ditto.
8961 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
8962 (VM): New iterator for moves that includes the VSX types.
8963 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
8964 (altivec_vperm_<mode>_uns): New, for unsigned types.
8965 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
8966 (altivec_eq<mode>): Ditto.
8967 (altivec_gt<mode>): Ditto.
8968 (altivec_gtu<mode>): Ditto.
8969 (altivec_eqv4sf): Ditto.
8970 (altivec_gev4sf): Ditto.
8971 (altivec_gtv4sf): Ditto.
8972 (altivec_vcmpbfp_p): Ditto.
8974 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
8976 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
8979 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
8982 * config/i386/i386.c (output_387_ffreep): Rewrite to use
8983 ASM_SHORT instead of .word.
8984 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
8985 instead of .word in asm template.
8987 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
8990 * ira-lives.c (bb_has_abnormal_call_pred): New function.
8991 (process_bb_node_lives): Use it.
8993 * ira.c (setup_cover_and_important_classes): Don't setup
8994 ira_important_class_nums. Add cover classes to the end of
8996 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
8998 (find_reg_class_closure): Use reorder_important_classes.
9000 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
9002 * config/i386/i386.c (i386_ira_cover_classes): New function.
9003 (TARGET_IRA_COVER_CLASSES): Redefine.
9005 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
9006 importance of order of cover classes in the array.
9008 2009-07-22 Diego Novillo <dnovillo@google.com>
9010 * tree-pass.h (TDF_EH): Define.
9011 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
9012 contains TDF_EH, print the EH region number holding GS.
9013 * tree-dump.c (dump_options): Add "eh".
9014 * doc/invoke.texi: Document it.
9016 2009-07-22 Doug Kwan <dougkwan@google.com>
9018 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
9020 2009-07-22 Michael Matz <matz@suse.de>
9022 PR tree-optimization/35229
9023 PR tree-optimization/39300
9025 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
9026 (inhibit_phi_insertion): New function.
9027 (insert_into_preds_of_block): Call it for REFERENCEs.
9028 (init_pre): Initialize and finalize scalar evolutions.
9029 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
9031 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
9033 * config/i386/predicates.md (zero_extended_scalar_load_operand):
9034 Use CONST_VECTOR_NUNITS to determine number of elements.
9036 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
9038 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
9039 (U, W): Constraints are now deprecated and will be removed if we
9041 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
9043 ("prefetch"): Add the stcmh instruction for prefetching.
9044 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
9046 (s390_short_displacement): Return always true if compiling for
9047 machines not providing the long displacement facility.
9048 (s390_mem_constraint): Support the new constraint letter Z.
9049 (s390_check_qrst_address): New function.
9051 2009-07-21 DJ Delorie <dj@redhat.com>
9053 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
9056 2009-07-21 Jason Merrill <jason@redhat.com>
9058 * c-common.c (max_tinst_depth): Increase default to 1024.
9060 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
9062 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
9063 (vec_unpacku_float_lo_v4si): Ditto.
9065 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
9068 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
9069 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
9070 (builtin_description): Add __builtin_ia32_cvtudq2ps.
9071 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
9073 2009-07-21 Jakub Jelinek <jakub@redhat.com>
9075 PR tree-optimization/40813
9076 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
9079 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
9081 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
9082 with a NOP_EXPR if needed.
9084 2009-07-21 Paul Brook <paul@codesourcery.com>
9086 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
9087 Terminate debug dump with newline.
9089 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9091 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
9092 Cast "1" to unsigned HOST_WIDE_INT.
9093 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
9094 deposit length to the maximum length - lsb. Extend length if
9095 HOST_BITS_PER_WIDE_INT is 32.
9097 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
9099 * cgraph.h (constant_pool_htab): New function.
9100 (constant_descriptor_tree): Move from varasm.c.
9101 * varasm.c (constant_pool_htab): New function.
9102 (constant_descriptor_tree): Move to cgraph.h.
9104 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
9106 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
9108 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
9110 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
9113 2009-07-20 Xinliang David Li <davidxl@google.com>
9115 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
9117 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
9119 * config/mips/mips.md (move_type): Add arith.
9120 (type): Handle arith.
9121 (zero_extendsidi2): Rename this into ...
9122 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
9123 (zero_extendsidi2): New expander.
9124 (*zero_extendsidi2_dext): New pattern.
9126 2009-07-20 Nick Clifton <nickc@redhat.com>
9128 * config.gcc (mips64-*-*): Add definition of tm_defines in order
9129 to set MIPS_ABI_DEFAULT.
9130 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
9132 2009-07-20 Jakub Jelinek <jakub@redhat.com>
9134 * tree-object-size.c (addr_object_size): Handle unions with
9135 array in it as last field of structs in __bos (, 1) as __bos (, 0).
9137 PR tree-optimization/40792
9138 * tree.c (build_function_type_skip_args): Remove bogus assert.
9140 2009-07-20 Jan Hubicka <jh@suse.cz>
9141 Martin Jambor <mjambor@suse.cz>
9143 * cgraph.h (combined_args_to_skip): New field.
9144 * cgraph.c (cgraph_create_virtual_clone): Properly handle
9145 combined_args_to_skip and args_to_skip.
9146 * tree-inline.c (update_clone_info): New function.
9147 (tree_function_versioning): Call update_clone_info.
9148 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
9150 (cgraph_materialize_all_clones): More extensive dumping, working
9151 with combined_args_to_skip rather than args_to_skip.
9153 2009-07-20 Ira Rosen <irar@il.ibm.com>
9155 * tree-vectorizer.h (vectorizable_condition): Add parameters.
9156 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
9157 (get_initial_def_for_reduction): Likewise.
9158 (vectorizable_reduction): Skip the check of first operand in case
9159 of COND_EXPR. Add check that it is outer loop vectorization if
9160 nested cycle was detected. Call vectorizable_condition() for
9161 COND_EXPR. If reduction epilogue cannot be created do not fail for
9162 nested cycles (if it is not double reduction). Assert that there
9163 is only one type in the loop in case of COND_EXPR. Call
9164 vectorizable_condition() to vectorize COND_EXPR.
9165 * tree-vect-stmts.c (vectorizable_condition): Update comment.
9166 Add parameters. Allow nested cycles if called from
9167 vectorizable_reduction(). Use reduction vector variable if provided.
9168 (vect_analyze_stmt): Call vectorizable_reduction() before
9169 vectorizable_condition().
9170 (vect_transform_stmt): Update call to vectorizable_condition().
9172 2009-07-20 Christian Bruel <christian.bruel@st.com>
9174 * config/sh/sh.opt (-mfmovd): Resurrect and document.
9175 * doc/invoke.texi (-mfmovd): Likewise.
9176 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
9178 2009-07-20 Jan Hubicka <jh@suse.cz>
9180 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
9181 when handling SSA name.
9183 2009-07-19 Jan Hubicka <jh@suse.cz>
9185 PR tree-optimization/40676
9186 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
9187 virtual PHIs in empty BBs.
9189 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9191 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
9192 re-expanded the compound use gen_lowpart instead to convert to the
9195 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9197 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
9198 OUTER_CONST arguments.
9199 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
9200 the new wider mode will be masked off.
9201 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
9203 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9205 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
9206 high-order bits are zero.
9208 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9210 * combine.c (simplify_shift_const_1): Split code to determine
9212 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
9213 new bits shifted in are identical to the old sign bit.
9215 2009-07-18 Richard Guenther <rguenther@suse.de>
9218 * gimplify.c (gimplify_call_expr): Reject code using results from
9219 functions returning void.
9221 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
9223 * doc/md.texi: Document the new PowerPC "es" constraint.
9224 Document that "m" can include automodified addresses on this target,
9225 and explain how %U must be used. Extend the "Q" and "Z" documentation
9226 to suggest "es" as well as "m".
9227 * config/rs6000/constraints.md (es): New memory constraint.
9228 (Q, Z): Update strings to match new documentation.
9230 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
9232 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
9233 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
9234 * config/rs6000/predicates.md (volatile_mem_operand): Use
9235 offsettable_nonstrict_memref_p.
9236 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
9237 (*floatunssidf2_internal): Likewise.
9238 (*fix_truncdfsi2_internal): Likewise.
9239 (*fix_trunctfsi2_internal): Likewise.
9241 2009-07-17 Anatoly Sokolov <aesok@post.ru>
9243 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
9245 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9247 2009-07-17 Richard Guenther <rguenther@suse.de>
9250 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
9251 (pass_warn_unused_result): Likewise.
9252 (TODO_set_props): Remove.
9253 * omp-low.c (diagnose_omp_structured_block_errors): Change to
9255 (pass_diagnose_omp_blocks): Define.
9256 * c-decl.c (pop_file_scope): Do not finalize the CU here.
9257 (c_gimple_diagnostics_recursively): Remove.
9258 (finish_function): Do not call it.
9259 (c_write_global_declarations): Continue after errors.
9260 Finalize the CU here.
9261 * c-gimplify.c (c_genericize): Do not gimplify here.
9262 * c-common.c (c_warn_unused_result): Move ...
9263 * tree-cfg.c (do_warn_unused_result): ... here.
9264 (run_warn_unused_result): New function.
9265 (gate_warn_unused_result): New function.
9266 (pass_warn_unused_result): New pass.
9267 * c-common.h (c_warn_unused_result): Remove.
9268 * flags.h (flag_warn_unused_result): Declare.
9269 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
9270 * opts.c (flag_warn_unused_result): Initialize to false.
9271 * toplev.c (compile_file): Add comment.
9272 * omp-low.c (create_omp_child_function): Do not register
9273 the function with the frontend.
9274 (diagnose_omp_structured_block_errors): Prepare to be
9275 called as optimization pass.
9276 (gate_diagnose_omp_blocks): New function.
9277 (pass_diagnose_omp_blocks): New pass.
9278 * cgraph.h (cgraph_optimize): Remove.
9279 (cgraph_analyze_function): Likewise.
9280 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
9281 * cgraphunit.c (cgraph_lower_function): Lower nested functions
9282 before their parents here.
9283 (cgraph_finalize_function): Not here.
9284 (cgraph_analyze_function): Gimplify functions here.
9285 (cgraph_finalize_compilation_unit): Continue after errors.
9286 Optimize the callgraph from here.
9287 (cgraph_optimize): Make static.
9288 * langhooks.c (write_global_declarations): Finalize the CU.
9289 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
9290 (gimplify_function_tree): Assert we gimplify only once.
9291 Set PROP_gimple_any property.
9292 * tree-nested.c (gimplify_all_functions): New function.
9293 (lower_nested_functions): Gimplify all nested functions.
9294 * gimple.h (diagnose_omp_structured_block_errors): Remove.
9295 * passes.c (init_optimization_passes): Add pass_warn_unused_result
9296 and pass_diagnose_omp_blocks after gimplification. Do not
9297 set TODO_set_props on all_lowering_passes.
9298 (execute_one_pass): Do not handle TODO_set_props.
9299 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
9300 (gimplify.o): Add tree-pass.h dependency.
9301 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
9302 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
9303 (unsave_r): Likewise.
9304 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
9307 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
9309 * doc/service.texi (Service): Restore previously removed link,
9310 which isn't broken after all.
9312 2009-07-17 Richard Guenther <rguenther@suse.de>
9314 PR tree-optimization/40321
9315 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
9316 PHI nodes to the maximal set.
9317 (make_values_for_phi): Add PHI arguments to the maximal set.
9318 (execute_pre): Dump PHI_GEN and the maximal set.
9320 2009-07-17 Jakub Jelinek <jakub@redhat.com>
9323 * gimplify.c (gimplify_conversion): Don't change non-conversions into
9326 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
9328 * doc/extend.texi (Nested Functions): Replace broken link with
9330 * doc/service.texi (Service): Remove broken link.
9332 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
9335 * builtins.c (expand_builtin_memcmp): Use loc instead of
9336 EXPR_LOCATION (exp).
9337 (expand_builtin_strncmp): Likewise.
9339 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
9340 Manuel López-Ibáñez <manu@gcc.gnu.org>
9343 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
9344 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
9345 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
9346 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
9347 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
9348 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
9349 tree-inline.c, c-common.c, c-common.h, gimple.c,
9350 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
9351 convert.c: Add location argument to fold_{unary,binary,ternary},
9352 fold_build[123], build_call_expr, build_size_arg,
9353 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
9354 fold_build1_initializer, fold_build2_initializer,
9355 fold_build3_initializer, fold_build_call_array,
9356 fold_build_call_array_initializer, fold_single_bit_test,
9357 omit_one_operand, omit_two_operands, invert_truthvalue,
9358 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
9359 combine_comparisons, fold_builtin_*, fold_call_expr,
9360 build_range_check, maybe_fold_offset_to_address, round_up,
9363 2009-07-16 Jason Merrill <jason@redhat.com>
9366 * c-common.c (c_common_reswords): Add __is_standard_layout
9368 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
9369 * doc/implement-cxx.texi: New.
9370 * doc/gcc.texi: Include it.
9372 2009-07-16 DJ Delorie <dj@redhat.com>
9374 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
9375 compares that may be indirectly affected by previous instructions.
9377 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9379 * builtins.c (do_mpc_arg2): New.
9380 (fold_builtin_2): Fold builtin cpow.
9381 * real.h (HAVE_mpc_pow): New.
9383 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
9385 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
9386 comparison to skip unprofitable schedule
9388 2009-07-16 Simon Baldwin <simonb@google.com>
9390 * gcc.c (option_map): New flag -no-canonical-prefixes.
9391 * (display_help): Print help text for new flag.
9392 * (process_command): Move options translation and language specifics
9393 and handle new flag early. Use it to set a function pointer to a
9394 prefix builder. Replace make_relative_prefix calls with calls to
9395 the function pointed to. Ignore new flag in regular options handling.
9396 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
9398 2009-07-15 DJ Delorie <dj@redhat.com>
9400 * config/mep/mep.md (sibcall_internal): Change register to avoid
9402 (sibcall_value_internal): Likewise.
9404 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
9406 PR rtl-optimization/40710
9407 * resource.c (mark_target_live_regs): Reset DF problem to LR.
9409 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
9411 * config/mips/mips.md (*extenddi_truncate<mode>,
9412 *extendsi_truncate<mode>): Change type attribute to move_type
9413 with shift_shift. Split out code handling exts from here ...
9414 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
9416 (*extendhi_truncateqi): Change type attribute to move_type with
9417 shift_shift. Split out code handling exts from here ...
9418 (*extendhi_truncateqi_exts): ... to this new pattern.
9420 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
9422 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
9423 instead of "and" with inverted sign bit mask value. Use
9424 "nonimmediate_operand" for operand 1 and operand 2 predicate.
9425 Allocate registers only for operand 4 and operand 5.
9427 2009-07-15 Jakub Jelinek <jakub@redhat.com>
9430 * fold-const.c (fold_cond_expr_with_comparison): When folding
9431 < and <= to MIN, make sure the MIN uses the same type as the
9432 comparison's operands.
9434 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
9436 * arm.md (ior_xor): New code iterator.
9437 (split for ior/xor with shift and zero-extend): New split pattern.
9438 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
9440 2009-07-15 Richard Guenther <rguenther@suse.de>
9442 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
9445 2009-07-15 Richard Guenther <rguenther@suse.de>
9448 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
9450 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
9452 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
9453 handle 2.6.30 kernel.
9455 2009-07-15 DJ Delorie <dj@redhat.com>
9457 * config/mep/mep.md (sibcall_internal): Change register to allow
9458 for 24-bit addresses.
9459 (sibcall_value_internal): Likewise.
9461 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
9463 * doc/invoke.texi: Added descriptions of the scheduling heuristics
9464 that are enabled/disabled by the flags introduced by a previous patch.
9466 2009-07-14 DJ Delorie <dj@redhat.com>
9468 * config/mep/mep.md (sibcall_internal): Include non-toggling
9470 (sibcall_value_internal): Likewise.
9472 2009-07-14 Taras Glek <tglek@mozilla.com>
9473 Rafael Espindola <espindola@google.com>
9475 * doc/sourcebuild.texi: Document install-plugin target.
9476 * configure.ac: Added install-plugin target to language makefiles.
9477 * configure: Regenerate.
9478 * Makefile.in: (install-plugin): Install more headers,
9479 depend on lang.install-plugin.
9481 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
9483 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
9486 2009-07-14 DJ Delorie <dj@redhat.com>
9488 * config/mep/mep.c (mep_vliw_jmp_match): New function.
9489 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
9490 * config/mep/mep.md (sibcall_internal): Change test from
9491 mep_vliw_mode_match to mep_vliw_jmp_match.
9492 (sibcall_value_internal): Likewise.
9494 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
9496 * config/i386/sse.md (copysign<mode>3): New expander.
9497 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
9498 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
9499 Use ix86_build_const_vector.
9500 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
9501 IX86_BUILTIN_CPYSGNPD.
9502 (builtin_description): Add __builtin_ia32_copysignps and
9503 __builtin_ia32_copysignpd.
9504 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
9505 and BUILT_IN_COPYSIGNF.
9507 2009-07-13 Jason Merrill <jason@redhat.com>
9509 * builtins.c (can_trust_pointer_alignment): New fn.
9510 (get_pointer_alignment): Factor it out from here.
9511 * tree.h: Declare it.
9513 2009-07-14 David Edelsohn <edelsohn@gnu.org>
9515 * config/rs6000/predicates.md (offsettable_mem_operand): Test
9518 2009-07-14 Dodji Seketeli <dodji@redhat.com>
9522 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
9524 2009-07-14 Richard Guenther <rguenther@suse.de>
9525 Andrey Belevantsev <abel@ispras.ru>
9528 * cfgexpand.c (partition_stack_vars): Do not bother to update
9529 alias information when not optimizing.
9531 2009-07-14 Richard Guenther <rguenther@suse.de>
9532 Andrey Belevantsev <abel@ispras.ru>
9534 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
9535 (pt_solution_set): Likewise.
9536 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
9537 * tree-ssa-structalias.c (pt_solution_set): New function.
9538 * final.c (rest_of_clean_state): Free SSA data structures.
9539 * print-rtl.c (print_decl_name): Remove.
9540 (print_mem_expr): Implement in terms of print_generic_expr.
9541 * alias.c (ao_ref_from_mem): New function.
9542 (rtx_refs_may_alias_p): Likewise.
9543 (true_dependence): Query alias-export info.
9544 (canon_true_dependence): Likewise.
9545 (write_dependence_p): Likewise.
9546 * tree-dfa.c (get_ref_base_and_extent): For void types leave
9548 * emit-rtl.c (component_ref_for_mem_expr): Remove.
9549 (mem_expr_equal_p): Use operand_equal_p.
9550 (set_mem_attributes_minus_bitpos): Do not use
9551 component_ref_for_mem_expr.
9552 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
9553 (update_alias_info_with_stack_vars): Likewise.
9554 (partition_stack_vars): Call update_alias_info_with_stack_vars.
9555 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
9556 explicitly nor clear stmt operands.
9557 Free the decl-to-pointer map.
9558 * tree-optimize.c (execute_free_datastructures): Do not free
9559 SSA data structures here.
9560 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
9561 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
9562 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
9564 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
9566 2009-07-13 DJ Delorie <dj@redhat.com>
9568 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
9569 unrolling at the right iteration count.
9571 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
9574 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
9576 * haifa-sched.c (rank_for_schedule): Introduced flags to
9577 enable/disable individual scheduling heuristics.
9578 * common.opt: Introduced flags to enable/disable individual
9579 heuristics in the scheduler.
9580 * doc/invoke.texi: Introduced flags to enable/disable individual
9581 heuristics in the scheduler.
9583 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
9585 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
9586 config/i386/mingw-tls.c.
9587 * config/i386/mingw-tls.c: Removed.
9589 2009-07-13 Ira Rosen <irar@il.ibm.com>
9591 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
9592 checks access only relevant statements.
9593 (vectorizable_reduction): Likewise.
9595 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
9597 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
9598 just for 32-bit case.
9600 2009-07-12 Jan Hubicka <jh@suse.cz>
9602 PR tree-optimization/40585
9603 * except.c (expand_resx_expr): When there already is resume
9604 instruction, produce linked list.
9605 (build_post_landing_pads): Assert that resume is empty.
9606 (connect_post_landing_pads): Handle resume lists.
9607 (dump_eh_tree): Dump resume list.
9609 2009-07-12 Ira Rosen <irar@il.ibm.com>
9611 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
9612 with additional argument.
9613 * tree-vectorizer.h (enum vect_def_type): Add
9614 vect_double_reduction_def.
9615 (vect_is_simple_reduction): Add argument.
9616 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
9618 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
9619 vect_is_simple_reduction with additional argument.
9620 (vect_analyze_loop_operations): Handle exit phi nodes in case of
9622 (reduction_code_for_scalar_code): Handle additional codes by
9623 returning ERROR_MARK for them. Fix comment and indentation.
9624 (vect_is_simple_reduction): Fix comment, add argument to specify
9625 double reduction. Detect double reduction.
9626 (get_initial_def_for_induction): Fix indentation.
9627 (get_initial_def_for_reduction): Fix comment and indentation.
9628 Handle double reduction. Create initial definitions that do not
9629 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
9630 (vect_create_epilog_for_reduction): Fix comment, add argument to
9631 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
9632 epilogue result extraction. Create double reduction phi node and
9633 replace relevant uses.
9634 (vectorizable_reduction): Call vect_is_simple_reduction with
9635 additional argument. Fix indentation. Update epilogue code treatment
9636 according to the changes in reduction_code_for_scalar_code. Check
9637 for double reduction. Call vect_create_epilog_for_reduction with
9638 additional argument.
9639 * tree-vect-stmts.c (process_use): Handle double reduction, update
9641 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
9642 (vect_get_vec_def_for_operand): Likewise.
9644 2009-07-12 Danny Smith <dansmister@gmail.com>
9646 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
9647 dllexport if !TREE_PUBLIC.
9648 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
9650 2009-07-11 Anatoly Sokolov <aesok@post.ru>
9652 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
9653 (avr_extra_arch_macro) Remove declatation.
9654 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
9655 (avr_extra_arch_macro) Declare as static.
9656 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
9658 2009-07-11 Jan Hubicka <jh@suse.cz>
9661 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
9663 2009-07-11 Jakub Jelinek <jakub@redhat.com>
9666 * dwarf2out.c (dw_fde_struct): Add in_std_section and
9667 cold_in_std_section bits.
9668 (dwarf2out_begin_prologue): Initialize them.
9669 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
9670 if already covered by text_section or cold_text_section range.
9672 PR rtl-optimization/40667
9673 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
9674 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
9675 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
9676 * config/i386/i386.c (ix86_minimum_alignment): New function.
9677 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
9678 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
9679 * emit-rtl.c (gen_reg_rtx): Likewise.
9680 * function.c (assign_parms): Likewise. If nominal_type needs
9681 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
9682 rather than passed_type's alignment.
9685 * function.c (assign_parm_setup_stack): Adjust
9686 MEM_OFFSET (data->stack_parm) if promoted_mode is different
9687 from nominal_mode on big endian.
9689 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
9691 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
9693 2009-07-10 DJ Delorie <dj@redhat.com>
9695 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
9697 2009-07-10 Mark Mitchell <mark@codesourcery.com>
9699 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
9701 (thumb2_cbnz): Likewise.
9703 2009-07-10 David Daney <ddaney@caviumnetworks.com>
9706 * config.gcc (supported_defaults): Add synci.
9707 (with_synci): Add validation.
9708 (all_defaults): Add synci.
9709 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
9712 * config/mips/mips.opt (msynci): New option.
9713 * config/mips/mips.c (mips_override_options): Warn on use of
9714 -msynci for targets that do now support it.
9715 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
9717 * gcc/doc/invoke.texi (-msynci): Document the new option.
9718 * doc/install.texi (--with-synci): Document the new option.
9720 2009-07-10 Richard Guenther <rguenther@suse.de>
9722 PR tree-optimization/40496
9723 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
9724 the PHI result with a compatible type.
9726 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
9730 * c.opt (Wunused-result): New.
9731 * doc/invoke.texi: Document it.
9732 * c-common.c (c_warn_unused_result): Use it.
9734 2009-07-09 DJ Delorie <dj@redhat.com>
9736 * targhooks.c (default_target_can_inline_p): Rename from
9737 default_target_option_can_inline_p.
9738 * targhooks.h (default_target_can_inline_p): Likewise.
9739 * target-def.h (TARGET_CAN_INLINE_P): Rename from
9740 TARGET_OPTION_CAN_INLINE_P.
9741 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
9742 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
9743 (mep_target_can_inline_p): Rename from
9744 mep_target_option_can_inline_p.
9747 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
9748 registers used to pass vectors.
9750 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
9752 2009-07-09 Tom Tromey <tromey@redhat.com>
9754 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
9755 * config/mmix/mmix.c: Include dwarf2.h.
9756 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
9757 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
9758 * config/sh/sh.c: Include dwarf2.h.
9759 * config/i386/i386.c: Include dwarf2.h.
9760 * Makefile.in (DWARF2_H): Remove 'elf'.
9761 * except.c: Include dwarf2.h.
9762 * unwind-dw2.c: Include dwarf2.h.
9763 * dwarf2out.c: Include dwarf2.h.
9764 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
9765 * unwind-dw2-fde.c: Include dwarf2.h.
9766 * dwarf2asm.c: Include dwarf2.h.
9768 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
9770 * haifa-sched.c (insn_finishes_cycle_p): New static function.
9771 (max_issue): Use it.
9772 * sched-int.h (struct sched_info: insn_finishes_block_p): New
9774 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
9775 (region_sched_info): Update.
9776 * sched-ebb.c (ebb_sched_info): Update.
9777 * modulo-sched.c (sms_sched_info): Update.
9778 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
9780 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
9782 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
9784 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
9786 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
9788 2009-07-09 Jakub Jelinek <jakub@redhat.com>
9791 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
9792 arg1 with arg01 if arg1 is already INTEGER_CST.
9794 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
9796 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
9797 Transform (and (truncate)) into (truncate (and)).
9799 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
9801 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
9802 creating LHS paradoxical subregs. Fix surrounding returns to
9803 use NULL_RTX rather than 0.
9805 2009-07-08 DJ Delorie <dj@redhat.com>
9807 * config/mep/mep.c: (mep_option_can_inline_p): New.
9808 (TARGET_OPTION_CAN_INLINE_P): Define.
9810 2009-07-08 Mark Wielaard <mjw@redhat.com>
9813 * dwarf2out.c (add_data_member_location_attribute): When we have
9814 only a constant offset don't emit a new location description using
9815 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
9818 2009-07-08 Richard Henderson <rth@redhat.com>
9821 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
9822 (enum reg_class): Add CLOBBERED_REGS.
9823 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
9824 * config/i386/i386.c (ix86_conditional_register_usage): Moved
9825 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
9826 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
9827 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
9828 force 64-bit sibcalls into R11.
9829 * config/i386/constraints.md (U): New constraint.
9830 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
9831 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
9832 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
9834 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
9836 * basic-block.h (dump_regset, debug_regset): Remove duplicate
9838 * c-objc-common.h (c_initialize_diagnostics): Ditto.
9839 * ebitmap.h (dump_ebitmap): Ditto.
9840 * optabs.h (optab_libfunc): Ditto.
9841 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
9842 * tree-flow.h (vect_can_force_dr_alignment_p,
9843 get_vectype_for_scalar_type): Ditto.
9844 (vectorize_loops): Move prototype to ...
9845 * tree-vectorizer.h: ... here. Also, adjust comment.
9846 (vect_set_verbosity_level): Remove duplicate prototype.
9847 * tree-ssa-loop.c: Include tree-vectorizer.h.
9848 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
9850 2009-07-08 Nick Clifton <nickc@redhat.com>
9852 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
9855 2009-07-08 DJ Delorie <dj@redhat.com>
9857 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
9858 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
9859 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
9861 * config/mep/intrinsics.md: Regenerated.
9862 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
9863 registers when asm() or calls are detected.
9865 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
9868 * gimplify.c (gimplify_expr): Propagate no_warning flag when
9870 * gimple (gimple_build_call_from_tree): Likewise.
9871 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
9872 no_warning flag before warning.
9874 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
9876 * tree.c (set_expr_locus): Remove.
9877 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
9878 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
9880 * gimplify.c (internal_get_tmp_var): Likewise.
9881 (gimplify_call_expr): Likewise.
9882 (gimplify_one_sizepos): Likewise.
9884 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
9887 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
9888 to variables for debugging purposes.
9890 2009-06-23 Mark Loeser <mark@halcy0n.com>
9893 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
9895 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
9897 * pretty-print.c (pp_base_format): Remove %J.
9898 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
9899 gcc_cxxdiag_char_table): Likewise.
9900 (init_dynamic_diag_info): Likewise.
9902 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
9904 * pretty-print.c (pp_base_format): Remove %H.
9905 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
9906 gcc_cxxdiag_char_table): Likewise.
9907 (init_dynamic_diag_info): Likewise.
9908 * config/mep/mep.c (mep_select_section): Likewise.
9910 2009-07-07 Duncan Sands <baldrick@free.fr>
9912 * final.c (pass_clean_state): Give the pass a name.
9913 * passes.c (pass_rest_of_compilation): Likewise.
9914 * tree-optimize.c (pass_all_optimizations): Likewise.
9916 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
9918 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
9919 an extra 'decl' for error_at.
9921 2009-07-07 Jakub Jelinek <jakub@redhat.com>
9924 * tree-tailcall.c (adjust_return_value_with_ops,
9925 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
9926 if it has complex or vector type.
9928 2009-07-07 Olivier Hainque <hainque@adacore.com>
9930 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
9933 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
9935 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
9937 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
9939 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
9940 * c-decl.c: Likewise.
9941 * function.c: Likewise.
9942 * varasm.c: Likewise.
9943 * tree-ssa.c: Likewise.
9944 * c-common.c: Likewise.
9945 * tree-cfg.c: Likewise.
9946 * config/spu/spu.c: Likewise.
9947 * config/ia64/ia64.c: Likewise.
9948 * config/v850/v850.c: Likewise.
9950 2009-07-06 DJ Delorie <dj@redhat.com>
9952 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
9953 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
9954 unspecified accesses to control registers.
9955 * config/mep/intrinsics.md: Regenerate.
9956 * config/mep/intrinsics.h: Regenerate.
9957 * config/mep/mep-intrin.h: Regenerate.
9959 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
9961 * c-lex.c: Replace %H by an explicit location. Update all calls.
9962 * c-common.c: Likewise.
9963 * c-decl.c: Likewise.
9964 * c-typeck.c: Likewise.
9965 * fold-const.c: Likewise.
9966 * gimplify.c: Likewise.
9968 * tree-cfg.c: Likewise.
9969 * tree-ssa-loop-niter.c: Likewise.
9970 * tree-vrp.c: Likewise.
9971 * value-prof.c: Likewise.
9973 2009-07-06 Diego Novillo <dnovillo@google.com>
9975 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
9976 if it has one. Handle cases where VAR does not have an
9977 annotation or cfun is NULL.
9979 2009-07-06 Diego Novillo <dnovillo@google.com>
9981 * tree.c: Include debug.h.
9982 (initialize_tree_contains_struct): New.
9983 (init_ttree): Call it.
9984 (tree_node_structure_for_code): Factor out of ...
9985 (tree_node_structure): ... here.
9986 * treestruct.def (TS_PHI_NODE): Remove.
9987 (TS_GIMPLE_STATEMENT): Remove.
9989 2009-07-06 Diego Novillo <dnovillo@google.com>
9991 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
9992 (debug_tree_chain): Handle cycles.
9994 2009-07-06 Nick Clifton <nickc@redhat.com>
9995 DJ Delorie <dj@redhat.com>
9997 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
9998 __FMOVD_ENABLED__ is defined.
10000 (TARGET_FMOVD): Provide a default definition.
10001 (MASK_FMOVD): Likewise.
10002 (TARGET_CPU_CPP_BUILTINS): Define
10003 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
10004 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
10005 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
10006 (split for DF load from memory into register): Also handle
10007 MEMs which consist of REG+DISP addressing.
10008 (split for DF store from register to memory): Likewise.
10009 (movsf_ie): Always use single fp_mode.
10010 * config/sh/sh.c (sh_override_options): Do not automatically
10011 enable TARGET_MOVD for the SH2A when supporting doubles - leave
10012 that to the -mfmovd command line switch.
10013 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
10014 (fldi_ok): Always allow.
10015 * config/sh/sh.opt (mfmovd): Remove this switch.
10016 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
10018 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
10019 Kaz Kojima <kkojima@gcc.gnu.org>
10021 PR rtl-optimization/30807
10022 * postreload.c (reload_combine): For every new use of REG_SUM,
10023 record the use of BASE.
10025 2009-07-06 Jan Hubicka <jh@suse.cz>
10027 * params.def: Revert my accidental commit at 2009-06-30.
10029 2009-07-04 Ian Lance Taylor <iant@google.com>
10032 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
10034 (mingw_format_attribute_overrides): Likewise.
10036 2009-07-04 Jakub Jelinek <jakub@redhat.com>
10039 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
10040 don't check cfa.reg. Instead of cfa.indirect use
10041 fde && fde->drap_reg != INVALID_REGNUM test.
10043 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
10045 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
10047 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
10050 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
10052 2009-07-03 Richard Guenther <rguenther@suse.de>
10054 PR tree-optimization/40640
10055 * tree-switch-conversion.c (build_arrays): Perform arithmetic
10058 2009-07-03 Jan Hubicka <jh@suse.cz>
10060 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
10061 for size, reduce amount of inlining.
10063 2009-07-03 Richard Guenther <rguenther@suse.de>
10065 PR middle-end/34163
10066 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
10067 if t +- x is known to not overflow and the conversion widens the
10069 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
10071 2009-07-03 Jan Hubicka <jh@suse.cz>
10073 * ipa-pure-const.c (analyze): Update loop optimizer init.
10074 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
10075 try_remove_empty_loop, remove_empty_loops): Remove.
10076 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
10077 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
10078 to mark regular loops as neccesary.
10079 (degenerate_phi_p): New function.
10080 (propagate_necessity, remove_dead_phis): Use it.
10081 (forward_edge_to_pdom): Likewise.
10082 (eliminate_unnecessary_stmts): Take care to remove uses of results of
10083 virtual PHI nodes that became unreachable.
10084 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
10085 * tree-flow.h (remove_empty_loops): Remove.
10086 * passes.c (init_optimization_passes): Remove.
10088 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
10090 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
10091 can_create_pseudo_p.
10092 (*fix_trunc<mode>_i387_1): Ditto.
10093 (*floathi<mode>2_1): Ditto.
10094 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
10095 (*fistdi2_1): Ditto.
10096 (*fist<mode>2_1): Ditto.
10097 (frndintxf2_floor): Ditto.
10098 (*fist<mode>2_floor_1): Ditto.
10099 (frndintxf2_ceil): Ditto.
10100 (*fist<mode>2_ceil_1): Ditto.
10101 (frndintxf2_trunc): Ditto.
10102 (frndintxf2_mask_pm): Ditto.
10103 (fxam<mode>2_i387_with_temp): Ditto.
10104 * config/i386/sse.md (mulv16qi3): Ditto.
10105 (*sse2_mulv4si3): Ditto.
10107 (sse4_2_pcmpestr): Ditto.
10108 (sse4_2_pcmpistr): Ditto.
10110 2009-07-03 Jan Hubicka <jh@suse.cz>
10112 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
10113 (mark_stmt_necessary): Set it.
10114 (mark_operand_necessary): Set it.
10115 (mark_control_dependent_edges_necessary): Set it.
10116 (mark_virtual_phi_result_for_renaming): New function.
10117 (get_live_post_dom): New function.
10118 (forward_edge_to_pdom): New function.
10119 (remove_dead_stmt): Fix handling of control dependences.
10120 (tree_dce_init): Init new bitmap.
10121 (tree_dce_done): Free it.
10123 2009-07-02 Richard Guenther <rguenther@suse.de>
10126 * tree-ssa-structalias.c (new_var_info): Initialize
10129 2009-07-02 Jan Hubicka <jh@suse.cz>
10131 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
10134 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
10136 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
10137 instead of recomputing it. Adjust calls.
10138 (emit_store_flag): Adjust recursive calls.
10140 2009-07-02 Richard Guenther <rguenther@suse.de>
10142 * tree-ssa-live.c (remove_unused_locals): Do not remove
10144 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
10145 of DECL_EXTERNAL for HEAP variables.
10146 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
10147 HEAP variables. Do not adjust RESTRICT vars.
10148 (find_what_var_points_to): Nobody cares if something
10149 points to READONLY.
10151 2009-07-02 Ben Elliston <bje@au.ibm.com>
10153 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
10154 pc_low and pc_high declarations to the top of the function.
10156 2009-07-01 DJ Delorie <dj@redhat.com>
10158 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
10159 registers as fixed.
10160 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
10161 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
10162 unspecified accesses to control registers.
10163 * config/mep/intrinsics.md: Regenerate.
10164 * config/mep/intrinsics.h: Regenerate.
10165 * config/mep/mep-intrin.h: Regenerate.
10167 2009-07-01 Anthony Green <green@moxielogic.com>
10169 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
10170 instruction when possible.
10171 (moxie_expand_prologue): Ditto. Also, save an instruction and
10172 some complexity by popping off of $r12 instead of $sp.
10173 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
10176 2009-07-01 Richard Henderson <rth@redhat.com>
10179 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
10180 contained no insns, reposition note before last insn.
10182 2009-07-01 Richard Henderson <rth@redhat.com>
10185 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
10186 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
10188 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
10191 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
10192 darwin9 for printing reg addresses with %y.
10194 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
10196 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
10197 truncation from operands in binary operations.
10199 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
10202 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
10203 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
10204 subreg of op0 to the original op0.
10206 * expmed.c (store_bit_field_1): Use a temporary as the destination
10207 instead of a paradoxical subreg when we need to truncate the result.
10209 2009-07-01 DJ Delorie <dj@redhat.com>
10211 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
10212 names to VLIW variants.
10213 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
10214 * config/mep/intrinsics.md: Regenerate.
10215 * config/mep/intrinsics.h: Regenerate.
10216 * config/mep/mep-intrin.h: Regenerate.
10218 2009-07-01 Jakub Jelinek <jakub@redhat.com>
10221 * jump.c (returnjump_p): Revert last patch.
10222 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
10224 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10227 * pa.md (casesi32p): Use jump table label to determine the offset
10229 (casesi64p): Likewise.
10231 * pa.c (forward_branch_p): Return bool type. Use instruction
10232 addresses when available. Assert that INSN has a jump label.
10233 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
10236 2009-07-01 Richard Guenther <rguenther@suse.de>
10238 PR tree-optimization/19831
10239 * tree-ssa-dce.c (propagate_necessity): Calls to functions
10240 that only act as barriers do not make any previous stores necessary.
10241 * tree-ssa-structalias.c (handle_lhs_call): Delay making
10242 HEAP variables global, do not add a constraint from nonlocal.
10243 (find_func_aliases): Handle escapes through return statements.
10244 (compute_points_to_sets): Make escaped HEAP variables global.
10246 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
10249 * expmed.c (emit_store_flag): Perform a conversion if necessary,
10250 after reducing a DImode cstore to SImode.
10252 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
10254 * expr.c (expand_expr_real_1): Reinstate fallthrough to
10255 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
10257 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
10259 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
10260 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
10262 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
10263 and umod_optab if TARGET_BSD_DIVMOD.
10264 * config/vax/lib1funcs.asm: New file.
10265 * config/vax/t-linux: New file.
10266 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
10268 2009-06-30 Jakub Jelinek <jakub@redhat.com>
10271 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
10272 to type arguments that have void type.
10275 * dwarf2out.c (gen_formal_parameter_die): Call
10276 equate_decl_number_to_die if node is different from origin.
10278 2009-06-30 Anthony Green <green@moxielogic.com>
10280 Clean up moxie port for --enable-build-with-cxx.
10281 * config/moxie/moxie.c (moxie_function_value): First two
10282 parameters are const_tree, not tree.
10283 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
10284 (REG_CLASS_NAMES): Ditto.
10285 (REGNO_REG_CLASS): Ditto.
10286 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
10287 (moxie_function_value): Fix constyness of arguments.
10289 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
10291 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
10292 finalize_size_functions before further processing.
10293 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
10294 (variable_size): Call self_referential_size on size expressions
10295 that contain a PLACEHOLDER_EXPR.
10296 (size_functions): New static variable.
10297 (copy_self_referential_tree_r): New static function.
10298 (self_referential_size): Likewise.
10299 (finalize_size_functions): New global function.
10300 * tree.c: Include tree-inline.h.
10301 (push_without_duplicates): New static function.
10302 (find_placeholder_in_expr): New global function.
10303 (substitute_in_expr) <tcc_declaration>: Return the replacement object
10305 <tcc_expression>: Likewise.
10306 <tcc_vl_exp>: If the replacement object is a constant, try to inline
10307 the call in the expression.
10308 * tree.h (finalize_size_functions): Declare.
10309 (find_placeholder_in_expr): Likewise.
10310 (FIND_PLACEHOLDER_IN_EXPR): New macro.
10311 (substitute_placeholder_in_expr): Update comment.
10312 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
10314 (copy_tree_body_r): Likewise.
10315 (copy_tree_body): New static function.
10316 (maybe_inline_call_in_expr): New global function.
10317 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
10318 (maybe_inline_call_in_expr): Declare.
10319 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
10320 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
10323 2009-06-30 Richard Guenther <rguenther@suse.de>
10325 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
10327 (propagate_necessity): Do not mark reaching defs of stores
10330 2009-06-30 Jan Hubicka <jh@suse.cz>
10332 * cfgloopanal.c (check_irred): Move into ...
10333 (mark_irreducible_loops): ... here; return true if ireducible
10335 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
10336 (analyze_function): Try to prove loop finiteness.
10337 * cfgloop.h (mark_irreducible_loops): Update prototype.
10338 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
10340 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
10342 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
10344 2009-06-30 Ira Rosen <irar@il.ibm.com>
10346 PR tree-optimization/40542
10347 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
10350 2009-06-30 Martin Jambor <mjambor@suse.cz>
10352 PR tree-optimization/40582
10353 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
10354 than useless_type_conversion_p.
10355 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
10358 2009-06-30 Martin Jambor <mjambor@suse.cz>
10360 PR middle-end/40554
10361 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
10363 2009-06-30 Richard Guenther <rguenther@suse.de>
10365 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
10366 use ao_ref references.
10367 (walk_aliased_vdefs): Likewise.
10368 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
10369 * tree-ssa-dce.c (struct ref_data): Remove.
10370 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
10371 (mark_aliased_reaching_defs_necessary): Adjust.
10372 (mark_all_reaching_defs_necessary_1): Likewise.
10374 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
10377 * expmed.c (emit_cstore): New name of emit_store_flag_1.
10378 (emit_store_flag_1): Extract from emit_store_flag, adjust
10379 calls to (what now is) emit_cstore.
10380 (emit_store_flag): Call emit_store_flag_1 and also use it
10381 for what used to be recursive calls.
10383 2009-06-30 Wei Guozhi <carrot@google.com>
10386 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
10387 if the target bb post dominates from bb.
10388 * config/i386/i386.c (memory_address_length): Check existence of base
10389 register before using it.
10391 2009-06-30 Nick Clifton <nickc@redhat.com>
10392 DJ Delorie <dj@redhat.com>
10394 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
10395 __FMOVD_ENABLED__ is defined.
10397 (TARGET_FMOVD): Provide a default definition.
10398 (MASK_FMOVD): Likewise.
10399 (TARGET_CPU_CPP_BUILTINS): Define
10400 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
10401 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
10402 two fmov instructions depending upon whether TARGET_FMOVD is
10404 (split for DF load from memory into register): Also handle
10405 MEMs which consist of REG+DISP addressing.
10406 (split for DF store from register to memory): Likewise.
10407 * config/sh/sh.opt (mfmovd): Remove this switch.
10408 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
10409 * config/sh/sh.c (sh_override_options): Do not automatically
10410 enable TARGET_MOVD for the SH2A when supporting doubles - leave
10411 that to the -mfmovd command line switch.
10413 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
10415 (fldi_ok): Always allow.
10416 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
10418 2009-06-29 DJ Delorie <dj@redhat.com>
10420 * doc/install.texi (mep-x-elf): Correct chip's full name.
10422 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
10424 * doc/extend.texi: Fix typo.
10426 2009-06-29 Tom Tromey <tromey@redhat.com>
10428 * dwarf2.h: Remove.
10429 * Makefile.in (DWARF2_H): New variable.
10430 (except.o): Use it.
10431 (dwarf2out.o): Likewise.
10432 (dwarf2asm.o): Likewise.
10433 * config/i386/t-i386: Use DWARF2_H.
10434 * except.c: Include elf/dwarf2.h.
10435 * unwind-dw2.c: Include elf/dwarf2.h.
10436 * dwarf2out.c: Include elf/dwarf2.h.
10437 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
10438 <dtprel>: New field.
10439 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
10440 (size_of_loc_descr): Likewise.
10441 (output_loc_operands_raw): Likewise.
10442 (output_loc_operands): Handle new dtprel field.
10443 (loc_checksum): Update.
10444 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
10445 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
10446 * unwind-dw2-fde.c: Include elf/dwarf2.h.
10447 * dwarf2asm.c: Include elf/dwarf2.h.
10448 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
10449 * config/mmix/mmix.c: Include elf/dwarf2.h.
10450 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
10451 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
10452 * config/sh/sh.c: Include elf/dwarf2.h.
10453 * config/i386/i386.c: Include elf/dwarf2.h.
10455 2009-06-29 DJ Delorie <dj@redhat.com>
10457 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
10459 * doc/extend.texi: Add MeP attributes and pragmas.
10460 * doc/invoke.text: Add MeP Options.
10461 * doc/contrib.texi: Add MeP contribution.
10462 * doc/md.texi: Add MeP constraints.
10463 * doc/install.texi: Add MeP target.
10465 2009-06-30 Anatoly Sokolov <aesok@post.ru>
10467 * target.h (struct gcc_target): Add frame_pointer_required field.
10468 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
10469 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
10470 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
10472 * reload1.c (update_eliminables): (Ditto.).
10473 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
10474 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
10475 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
10477 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
10479 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
10480 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10481 (arm_frame_pointer_required): New function.
10483 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
10484 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10485 (avr_frame_pointer_required_p): Declare as static.
10486 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
10488 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
10489 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10490 (bfin_frame_pointer_required): Make as static, change return type
10492 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
10494 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
10495 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10496 (cris_frame_pointer_required): New function.
10498 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
10500 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
10501 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10502 (fr30_frame_pointer_required): New function.
10504 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
10505 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10506 (frv_frame_pointer_required): Make as static, change return type
10508 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
10510 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
10511 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10512 (ix86_frame_pointer_required): Make as static, change return type to
10514 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
10516 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
10517 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10519 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
10521 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
10523 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
10525 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
10526 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10527 (mips_frame_pointer_required): Make as static.
10528 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
10530 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
10531 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10532 (mmix_frame_pointer_required): Mew function.
10534 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
10535 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10537 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
10539 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
10541 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
10543 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
10544 (CAN_ELIMINATE): Redefine.
10545 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10546 (sparc_frame_pointer_required): New function.
10547 (sparc_can_eliminate): New function.
10548 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
10550 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
10551 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10553 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
10554 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10555 (xtensa_frame_pointer_required): Make as static, change return type
10557 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
10560 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
10562 * doc/plugins.texi: Document PLUGIN_START_UNIT.
10563 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
10564 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
10565 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
10566 (register_callback): Handle PLUGIN_START_UNIT.
10567 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
10569 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
10571 * tree.c (process_call_operands): Propagate TREE_READONLY from the
10573 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
10574 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
10576 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
10578 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
10581 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
10583 * doc/extend.texi (Additional Floating Types): __float128 is also
10584 supported on i386 targets.
10586 2009-06-29 Richard Guenther <rguenther@suse.de>
10588 PR middle-end/14187
10589 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
10591 (pt_solutions_same_restrict_base): Declare.
10592 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
10594 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
10595 (make_constraint_from, make_copy_constraint): Move earlier.
10596 (make_constraint_from_heapvar): New function.
10597 (make_constraint_from_restrict): Likewise.
10598 (handle_lhs_call): Use it.
10599 (find_func_aliases): Use it to track conversions to restrict
10600 qualified pointers.
10601 (struct fieldoff): Add only_restrict_pointers flag.
10602 (push_fields_onto_fieldstack): Initialize it.
10603 (create_variable_info_for): Track global restrict qualified pointers.
10604 (intra_create_variable_infos): Use make_constraint_from_heapvar.
10605 Track restrict qualified pointer arguments.
10606 (set_uids_in_ptset): Use varinfo is_global_var flag.
10607 (find_what_var_points_to): Set the vars_contains_restrict flag.
10608 Always create the points-to solution for sets including restrict tags.
10609 (pt_solutions_same_restrict_base): New function.
10610 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
10611 qualified pointers use pt_solutions_same_restrict_base as
10612 additional source for disambiguation.
10614 2009-06-29 Richard Guenther <rguenther@suse.de>
10616 PR middle-end/38212
10617 * alias.c (find_base_decl): Remove.
10618 (get_deref_alias_set_1): Remove restrict handling.
10619 * c-common.c (c_apply_type_quals_to_decl): Do not set
10620 DECL_POINTER_ALIAS_SET.
10621 * gimplify.c (find_single_pointer_decl_1): Remove.
10622 (find_single_pointer_decl): Likewise.
10623 (internal_get_tmp_var): Remove restrict handling.
10624 (gimple_regimplify_operands): Likewise.
10625 * omp-low.c (expand_omp_atomic_pipeline): Do not set
10626 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
10627 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
10628 * tree.c (restrict_base_for_decl): Remove.
10629 (init_ttree): Do not allocate it.
10630 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
10631 LABEL_DECL_UID for label decls.
10632 (copy_node_stat): Do not copy restrict information.
10633 (decl_restrict_base_lookup): Remove.
10634 (decl_restrict_base_insert): Likewise.
10635 (print_restrict_base_statistics): Likewise.
10636 (dump_tree_statistics): Do not call print_restrict_base_statistics.
10637 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
10638 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
10639 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
10640 (LABEL_DECL_UID): Adjust.
10641 (DECL_BASED_ON_RESTRICT_P): Remove.
10642 (DECL_GET_RESTRICT_BASE): Likewise.
10643 (SET_DECL_RESTRICT_BASE): Likewise.
10644 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
10646 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
10647 instead of DECL_POINTER_ALIAS_SET.
10648 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
10649 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
10650 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
10652 2009-06-29 Richard Guenther <rguenther@suse.de>
10654 PR tree-optimization/40579
10655 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
10656 the IL to simplify has constants that overflowed.
10658 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
10660 PR tree-optimization/40550
10661 * tree-vect-generic.c (expand_vector_operations_1): Compute in
10662 vector_compute_type only when the size of vector_compute_type is
10663 less than the size of type.
10665 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
10667 * fold-const.c (contains_label_1): Fix comments.
10668 (contains_label_p): Do not walk trees multiple time.
10670 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
10672 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
10673 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
10674 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
10675 ix86_fp_comparison_operator.
10676 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
10677 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
10678 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
10679 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
10680 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
10681 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
10682 (related splits): Change predicate to ix86_fp_comparison_operator.
10683 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
10684 instead of ix86_fp_comparison_codes.
10685 (ix86_trivial_fp_comparison_operator,
10686 ix86_fp_comparison_operator): New.
10687 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
10688 (ix86_expand_compare): Eliminate last two parameters.
10689 (ix86_fp_jump_nontrivial_p): Kill.
10690 * config/i386/i386.c (put_condition_code): Eliminate call to
10691 ix86_fp_comparison_codes and subsequent assertion.
10692 (ix86_fp_comparison_codes): Eliminate.
10693 (ix86_fp_swap_condition): New.
10694 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
10695 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
10696 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
10697 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
10698 and ix86_fp_swap_condition.
10699 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
10700 Use ix86_fp_comparison_strategy.
10701 (ix86_expand_compare): Likewise. Eliminate last two arguments.
10702 (ix86_fp_jump_nontrivial_p): Eliminate.
10703 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
10704 call to ix86_expand_compare.
10705 (ix86_split_fp_branch, ix86_expand_setcc,
10706 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
10707 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
10709 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
10711 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
10712 related to jump_clobbers.
10713 * config/arm/arm.md (conds): Remove jump_clob case.
10714 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
10715 splits): Change comparison_operator to arm_comparison_operator.
10716 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
10719 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
10721 * dojump.c (do_compare_rtx_and_jump): Try swapping the
10722 condition for floating point modes.
10723 * expmed.c (emit_store_flag_1): Move here a bigger part
10724 of emit_store_flag.
10725 (emit_store_flag): Try swapping the condition for floating point
10727 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
10729 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
10731 * expr.c (expand_expr_real_1): Just use do_store_flag.
10732 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
10733 emit_store_flag_force.
10734 * expmed.c (emit_store_flag_force): Copy here trick
10735 previously in expand_expr_real_1. Try reversing the comparison.
10736 (emit_store_flag_1): Work if target is NULL.
10737 (emit_store_flag): Work if target is NULL, using the result mode
10738 from the comparison. Use split_comparison, restructure final part
10739 to simplify conditionals.
10741 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
10743 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
10744 * dojump.c (do_jump): Change handling of floating-point
10745 ops to use just do_compare_and_jump.
10746 (split_comparison): New.
10747 (do_compare_rtx_and_jump): Add here logic coming previously
10748 in do_jump, using split_comparison.
10750 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
10753 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
10755 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
10757 * tree-ssa-alias.c: Fix unintentional commit.
10759 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
10761 * passes.c (execute_one_pass): Fix unintentional commit.
10763 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
10765 * df-problems.c (df_set_seen, df_unset_seen): Delete.
10766 (df_rd_local_compute, df_md_local_compute): Inline them.
10768 (df_md_scratch): New.
10769 (df_md_alloc, df_md_free): Allocate/free it.
10770 (df_md_local_compute): Only include live registers in init.
10771 (df_md_transfer_function): Prune the in-set computed by
10772 the confluence function, and the gen-set too.
10774 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
10776 PR rtl-optimization/26854
10777 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
10778 * df-problems.c (df_rd_add_problem): Fix comment.
10779 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
10780 df_md_simulate_artificial_defs_at_top,
10781 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
10782 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
10783 df_md_transfer_function, df_md_init, df_md_confluence_0,
10784 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
10785 problem_MD, df_md_add_problem): New.
10786 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
10787 df_md_get_bb_info): New.
10788 (DF_LAST_PROBLEM_PLUS1): Adjust.
10790 * Makefile.in (fwprop.o): Include domwalk.h.
10791 * fwprop.c: Include domwalk.h.
10792 (reg_defs, reg_defs_stack): New.
10793 (bitmap_only_bit_between): Remove.
10794 (process_defs): New.
10795 (process_uses): Use reg_defs and local_md instead of
10796 bitmap_only_bit_between and local_rd.
10797 (single_def_use_enter_block): New, from build_single_def_use_links.
10798 (single_def_use_leave_block): New.
10799 (build_single_def_use_links): Remove code moved to
10800 single_def_use_enter_block, invoke domwalk.
10801 (use_killed_between): Adjust comment.
10803 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
10805 * bitmap.h (bitmap_ior_and_into): New.
10806 * bitmap.c (bitmap_ior_and_into): New.
10808 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
10810 * domwalk.h (struct dom_walk_data): Remove all callbacks except
10811 before_dom_children_before_stmts and after_dom_children_after_stmts.
10812 Rename the two remaining callbacks to just before_dom_children and
10813 after_dom_children. Remove other GIMPLE statement walking bits.
10814 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
10815 * graphite.c: Do not include domwalk.h.
10816 * tree-into-ssa.c (interesting_blocks): New global.
10817 (struct mark_def_sites_global_data): Remove it and names_to_rename.
10818 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
10819 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
10820 now that they're not domwalk callbacks.
10821 (rewrite_initialize_block): Rename to...
10822 (rewrite_enter_block): ... this, place after called functions. Test
10823 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
10824 (rewrite_finalize_block): Rename to...
10825 (rewrite_leave_block): ... this, place after called functions.
10826 (rewrite_update_init_block): Rename to...
10827 (rewrite_update_enter_block): ... this, place after called functions.
10828 Test interesting_blocks, call rewrite_update_stmt and
10829 rewrite_update_phi_arguments.
10830 (rewrite_update_fini_block): Rename to...
10831 (rewrite_leave_block): ... this, place after called functions.
10832 (rewrite_blocks): Remove last argument, simplify initialization of
10834 (mark_def_sites_initialize_block): Rename to...
10835 (mark_def_sites_block): ... this, call mark_def_sites.
10836 (mark_def_sites_blocks): Remove argument, simplify initialization of
10838 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
10839 (update_ssa): Likewise.
10840 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
10842 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
10843 (dom_opt_initialize_block): Rename to...
10844 (dom_opt_enter_block): ... this, place after called functions. Walk
10845 statements here, inline propagate_to_outgoing_edges.
10846 (dom_opt_finalize_block): Rename to...
10847 (dom_opt_leave_block): ... this, place after called functions.
10848 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
10850 (dse_enter_block, dse_record_phi): New.
10851 (dse_record_phis): Delete.
10852 (dse_finalize_block): Rename to...
10853 (dse_leave_block): ... this.
10854 (tree_ssa_dse): Simplify initialization of walk_data.
10855 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
10856 Adjust initialization of walk_data.
10857 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
10858 * tree-ssa-loop-phiopt.c (get_non_trapping):
10859 Adjust initialization of walk_data.
10860 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
10861 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
10862 it's not a domwalk callback.
10863 (uncprop_initialize_block): Rename to...
10864 (dse_enter_block): ... this, call uncprop_into_successor_phis.
10865 (dse_finalize_block): Rename to...
10866 (dse_leave_block): ... this.
10867 (tree_ssa_uncprop): Simplify initialization of walk_data.
10868 * Makefile.in: Adjust dependencies.
10870 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
10872 * arm.md (casesi): Fix test for Thumb1.
10873 (thumb1_casesi_internal_pic): Likewise.
10874 (thumb1_casesi_dispatch): Likewise.
10876 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
10878 * config/arm/arm-cores.def: Added core cortex-m0.
10879 * config/arm/arm-tune.md: Regenerated.
10880 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
10882 2009-06-26 DJ Delorie <dj@redhat.com>
10884 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
10886 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
10887 the scheduler doesn't tag jump insns.
10889 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
10891 * c-decl.c (merge_decls): Re-indent.
10893 2009-06-26 Janis Johnson <janis187@us.ibm.com>
10896 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
10897 Special-case decimal float constants.
10899 2009-06-26 Richard Henderson <rth@redhat.com>
10901 * function.h (struct function): Add cannot_be_copied_reason,
10902 and cannot_be_copied_set.
10903 * tree-inline.c (has_label_address_in_static_1): Rename from
10904 inline_forbidden_p_2; don't set inline_forbidden_reason here.
10905 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
10906 don't set inline_forbidden_reason.
10907 (copy_forbidden): New function, split out of inline_forbidden_p.
10908 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
10909 (inline_forbidden_p): Use copy_forbidden.
10910 (tree_versionable_function_p): Likewise.
10911 (inlinable_function_p): Merge into tree_inlinable_function_p.
10912 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
10913 * ipa-cp.c (ipcp_versionable_function_p): New function.
10914 (ipcp_cloning_candidate_p): Use it.
10915 (ipcp_node_modifiable_p): Likewise.
10917 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
10919 * builtins.c (expand_builtin_alloca): Handle builtin alloca
10920 that is marked not to be inlined. Remove flag_mudflap use.
10921 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
10922 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
10924 2009-06-26 Steve Ellcey <sje@cup.hp.com>
10927 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
10928 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
10930 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
10932 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
10934 (__mingwthr_remove_key_dtor): Likewise.
10936 2009-06-26 Richard Guenther <rguenther@suse.de>
10938 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
10940 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
10942 PR middle-end/40525
10943 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
10944 try the non-cond_exec path also.
10946 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10949 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
10950 (output_cbranch): Use new functions.
10951 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
10954 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
10955 Pat Haugen <pthaugen@us.ibm.com>
10956 Revital Eres <ERES@il.ibm.com>
10958 * config/rs6000/rs6000.c (print_operand): Correct lossage message
10959 for %c error. Add %x support to print VSX registers as a unified
10960 register set, instead of separate float and altivec registers.
10961 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
10962 %y case, and add support for VSX pre-modify addresses.
10963 (output_toc): Add assert for CONST containing an integer constant
10965 (rs6000_adjust_cost): Add POWER7 support.
10966 (insn_must_be_first_in_group): Ditto.
10967 (insn_must_be_last_in_group): Ditto.
10968 (rs6000_emit_popcount): Ditto.
10969 (rs6000_vector_mode_supported_p): Ditto.
10971 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
10972 Change some of the functions called by macros to being called
10973 through a pointer, so debug functions can be inserted if
10974 -mdebug=addr or -mdebug=cost.
10975 (rs6000_preferred_reload_class_ptr): Ditto.
10976 (rs6000_secondary_reload_class_ptr): Ditto.
10977 (rs6000_secondary_memory_needed_ptr): Ditto.
10978 (rs6000_cannot_change_mode_class_ptr): Ditto.
10979 (rs6000_secondary_reload_inner): Ditto.
10980 (rs6000_legitimize_reload_address): Ditto.
10981 (rs6000_legitimize_reload_address_ptr): Ditto.
10982 (rs6000_mode_dependent_address): Ditto.
10983 (rs6000_mode_dependent_address_ptr): Ditto.
10985 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
10986 function to return true if the mode allows reg + integer
10988 (virtual_stack_registers_memory_p): New function to return true if
10989 the address refers to a virtual stack register.
10990 (rs6000_legitimate_offset_address_p): Move code to say whether a
10991 mode supports reg+int addressing to reg_offset_addressing_ok_p and
10993 (rs6000_legitimate_address_p): Add checks for modes that only can
10994 do reg+reg addressing. Start adding VSX support.
10995 (rs6000_legitimize_reload_address): Ditto.
10996 (rs6000_legitimize_address): Ditto.
10997 (rs6000_debug_legitimate_address_p): New debug functions for
10998 -mdebug=addr and -mdebug=cost.
10999 (rs6000_debug_rtx_costs): Ditto.
11000 (rs6000_debug_address_costs): Ditto.
11001 (rs6000_debug_adjust_cost): Ditto.
11002 (rs6000_debug_legitimize_address): Ditto.
11003 (rs6000_legitimize_reload_address_ptr): Point to call normal
11004 function or debug function. Make functions called via pointer
11006 (rs6000_mode_dependent_address_ptr): Ditto.
11007 (rs6000_secondary_reload_class_ptr): Ditto.
11008 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
11009 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
11010 into a friendlier error.
11011 (rs6000_init_builtins): Add initial VSX support.
11012 (rs6000_adjust_cost): Fix some spacing issues.
11014 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
11015 (REG_CLASS_NAMES): Ditto.
11016 (REG_CLASS_CONTENTS): Ditto.
11017 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
11018 pointer, to add -mdebug=addr support.
11019 (CANNOT_CHANGE_MODE_CLASS): Ditto.
11020 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
11021 -mdebug=addr support.
11022 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
11023 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
11024 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
11026 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
11028 (bswapsi*): Set attribute types for load/store. Add combiner
11029 patterns to eliminate zero extend on 64-bit.
11030 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
11031 stdbrx if the hardware supports those instructions.
11033 2009-06-25 Ian Lance Taylor <iant@google.com>
11035 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
11036 (Link Options): Document -static-libstdc++.
11038 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
11041 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
11042 DATA_ALIGNMENT instead.
11044 2009-06-25 Richard Guenther <rguenther@suse.de>
11046 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
11047 indirect references against the callused/escaped solutions.
11048 (call_may_clobber_ref_p_1): Likewise.
11050 2009-06-25 Martin Jambor <mjambor@suse.cz>
11052 PR tree-optimization/40493
11053 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
11054 (enum unscalarized_data_handling): New type.
11055 (handle_unscalarized_data_in_subtree): Return what has been done.
11056 (load_assign_lhs_subreplacements): Handle left flushes differently.
11057 (sra_modify_assign): Use unscalarized_data_handling, simplified
11058 condition determining whether to remove the statement.
11060 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
11062 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
11063 excerpt - @ should be doubled for texinfo.
11065 2009-06-24 Ian Lance Taylor <iant@google.com>
11067 * config/arc/arc.c: Include "df.h".
11068 (arc_attribute_table): Make static. Move higher in file.
11069 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
11070 (output_shift): Initialize n later to avoid warning.
11071 * config/arm/arm.c (arm_attribute_table): Make static. Move
11073 * config/avr/avr.c (avr_attribute_table): Make static. Move
11075 (reg_class_tab): Change array type from int to enum reg_class.
11076 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
11078 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
11079 (lshrhi3_out): Likewise.
11080 (class_likely_spilled_p): Change return type to bool.
11081 (avr_rtx_costs): Use local code variable with enum type.
11082 * config/avr/avr.md (movmemhi): Use add_reg_note.
11083 (andhi3, andsi3): Don't use AS2 with "and".
11084 (iorhi3, iorsi3): Don't use AS2 with "or".
11085 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
11086 * config/crx/crx.c: Include "df.h".
11087 (crx_attribute_table): Make static.
11088 * config/m32r/m32r.c: Include "df.h".
11089 (m32r_attribute_table): Make static. Move higher in file.
11090 (pop): Use add_reg_note.
11091 (block_move_call): Change 0 to LCT_NORMAL in function call.
11092 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
11093 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
11094 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
11095 declare, not just when TREE_CODE is defined.
11096 * config/m68hc11/m68hc11.c: Include "expr.h".
11097 (m68hc11_attribute_table): Make static. Move higher in file.
11098 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
11100 (m68hc11_register_indirect_p): Likewise.
11101 (m68hc11_function_arg_padding): Change return type to enum
11103 (emit_move_after_reload): Use add_reg_note.
11104 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
11105 (m68hc11_split_logical): Likewise.
11106 (m68hc11_rtx_costs): Add local code_and outer_code variables with
11108 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
11109 to VOIDmode in function call.
11110 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
11112 (m68hc11_split_logical): Update declaration.
11113 (m68hc11_function_arg_padding): Update declaration.
11114 * config/mcore/mcore.c (regno_reg_class): Change form array of int
11115 to array of enum reg_class.
11116 (mcore_attribute_table): Make static. Move higher in file.
11117 (mcore_rtx_costs): Add cast to enum type.
11118 * config/mcore/mcore.h (regno_reg_class): Update declaration.
11119 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
11120 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
11122 * config/sh/predicates.md (trapping_target_operand): Rename and to
11124 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
11126 * config/spu/spu.c (spu_attribute_table): Make static. Move
11128 * config/v850/v850.c (v850_attribute_table): Make static. Move
11130 (v850_rtx_costs): Use local code with enum type.
11131 (expand_epilogue): Add cast.
11132 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
11134 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
11137 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
11138 -m2a-single-only and -m2a-nofpu.
11139 * config/sh/sh.opt: Document m2a generates FPU code.
11141 2009-06-24 Anatoly Sokolov <aesok@post.ru>
11143 * defaults.h (CAN_ELIMINATE): Provide default.
11144 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
11145 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
11146 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
11147 * config/spu/spu.h (CAN_ELIMINATE): Delete.
11148 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
11149 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
11150 * config/cris/cris.h (CAN_ELIMINATE): Delete.
11151 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
11152 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
11153 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
11155 2009-06-24 DJ Delorie <dj@redhat.com>
11157 * mep-ext-cop.cpu: Fix copyright notice.
11158 * mep-default: Fix copyright notice.
11159 * mep-core: Fix copyright notice.
11160 * mep: Fix copyright notice.
11161 * mep-ivc2: Fix copyright notice.
11162 * mep-c5: Fix copyright notice.
11164 2009-06-24 Denis Chertykov <chertykov@gmail.com>
11166 * doc/contrib.texi (Contributors):
11168 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
11170 PR middle-end/40501
11171 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
11172 src and dst operands if necessary.
11174 2009-06-23 DJ Delorie <dj@redhat.com>
11177 * config.gcc: Add mep support.
11178 * recog.c: Resurrect validate_replace_rtx_subexp().
11179 * recog.h: Likewise.
11180 * config/mep/: Add new port:
11181 * config/mep/constraints.md: New file.
11182 * config/mep/default.h: New file.
11183 * config/mep/intrinsics.h: New file.
11184 * config/mep/intrinsics.md: New file.
11185 * config/mep/ivc2-template.h: New file.
11186 * config/mep/mep-c5.cpu: New file.
11187 * config/mep/mep-core.cpu: New file.
11188 * config/mep/mep-default.cpu: New file.
11189 * config/mep/mep-ext-cop.cpu: New file.
11190 * config/mep/mep-intrin.h: New file.
11191 * config/mep/mep-ivc2.cpu: New file.
11192 * config/mep/mep-lib1.asm: New file.
11193 * config/mep/mep-lib2.c: New file.
11194 * config/mep/mep-pragma.c: New file.
11195 * config/mep/mep-protos.h: New file.
11196 * config/mep/mep-tramp.c: New file.
11197 * config/mep/mep.c: New file.
11198 * config/mep/mep.cpu: New file.
11199 * config/mep/mep.h: New file.
11200 * config/mep/mep.md: New file.
11201 * config/mep/mep.opt: New file.
11202 * config/mep/predicates.md: New file.
11203 * config/mep/t-mep: New file.
11205 2009-06-23 Ian Lance Taylor <iant@google.com>
11207 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
11208 from loose_warn into c_loose_warn and from strict_warn into
11209 c_strict_warn. Set and substitute warn_cxxflags. Check for
11210 --enable-build-with-cxx. Set and substitute
11211 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
11212 * Makefile.in (CXXFLAGS): New variable.
11213 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
11214 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
11215 the default is the same as $(STRICT_WARN).
11216 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
11217 (CXX): New variable.
11218 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
11219 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
11220 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
11221 (HOST_LIBS): New variable.
11222 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
11223 (ALL_CXXFLAGS): New variable.
11224 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
11225 * doc/install.texi (Configuration): Document
11226 --enable-build-with-cxx, --with-stage1-ldflags,
11227 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
11228 * configure: Rebuild.
11230 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11232 * config/arm/arm.c (arm_override_options): Fix braces and formatting
11233 from previous commit.
11235 2009-06-23 Ian Lance Taylor <iant@google.com>
11237 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
11239 2009-06-23 Ian Lance Taylor <iant@google.com>
11241 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
11242 with ATTRIBUTE_UNUSED.
11244 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
11245 Pat Haugen <pthaugen@us.ibm.com>
11246 Revital Eres <eres@il.ibm.com>
11248 * config.in (HAVE_AS_POPCNTD): Add default definition.
11249 (HAVE_AS_LWSYNC): Ditto.
11251 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
11253 (gcc_cv_as_powerpc_cmpb): Ditto.
11254 (gcc_cv_as_powerpc_dfp): Ditto.
11255 (gcc_cv_as_powerpc_vsx): Ditto.
11256 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
11257 supporting the popcntd/lwsync instructions.
11258 (gcc_cv_as_powerpc_lwsync): Ditto.
11259 * configure: Regenerate.
11261 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
11262 -mcpu=native and -mcpu=power7.
11263 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
11265 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
11266 a variable instead of a mask to reduce the number of mask bits.
11267 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
11268 (-mbit-word): Ditto.
11269 (-mregnames): Ditto.
11270 * config/rs6000/rs6000.opt (-mupdate): Ditto.
11271 (-mfused-madd): Ditto.
11273 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
11275 (-mvsx): New switch for VSX instructions.
11276 (-misel): Move from a variable to a mask to allow it to be set by
11279 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
11280 function declaration to an array declaration.
11281 (rs6000_hard_regno_nregs): New external array declaration.
11283 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
11284 files included by rs6000.md.
11286 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
11287 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
11289 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
11291 (rs6000_debug_reg): New -mdebug= variables.
11292 (rs6000_debug_addr): Ditto.
11293 (rs6000_debug_cost): Ditto.
11294 (rs6000_pmode): New variable to hold Pmode.
11295 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
11296 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
11297 calculated at compiler start.
11298 (rs6000_hard_regno_nregs): Change function to an array which holds
11299 HARD_REGNO_NREGS calculated at compiler start.
11300 (rs6000_explicit_options): Delete isel field.
11301 (rs6000_vector_unit): New array to hold which vector unit
11302 supports arithmetic options for a given type.
11303 (rs6000_vector_mem): New array to hold which vector unit supports
11304 memory reference operations for a given type.
11305 (rs6000_vector_align): New array to given the alignment of each
11307 (power7_cost): New basic costs for power7.
11308 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
11309 (rs6000_hard_regno_nregs_internal): New function, moved from
11310 HARD_REGNO_NREGS, to calculate the number of registers each hard
11311 register takes for each type.
11312 (rs6000_debug_reg_print): New function for -mdebug=reg support.
11313 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
11314 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
11315 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
11316 unit information here so it is calculated once at compiler startup
11318 (rs6000_override_options): Make -misel a target mask. Add more
11319 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
11320 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
11322 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
11323 (rs6000_handle_option): Move -misel from variable to target mask.
11324 (rs6000_builtin_mask_for_load): Add VSX support.
11325 (rs6000_conditional_register_usage): Ditto.
11326 (USE_ALTIVEC_FOR_ARG_P): Ditto.
11327 (function_arg_boundary): Ditto.
11328 (rs6000_expand_builtin): Ditto.
11329 (def_builtin): Make abort message a little friendlier.
11330 (rs6000_emit_int_cmove): Add support for 64-bit isel.
11332 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
11333 assembler support the popcntd instruction instead of a vsx
11334 instruction to enable power7 support.
11335 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
11336 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
11337 option to the assembler if -mcpu=native.
11338 (ASM_CPU_NATIVE_SPEC): Ditto.
11339 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
11341 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
11342 the lwsync instruction.
11343 (enum processor_type): Add PROCESSOR_POWER7.
11344 (rs6000_debug_reg): New -mdebug= options.
11345 (rs6000_debug_addr): Ditto.
11346 (rs6000_debug_cost): Ditto.
11347 (rs6000_isel): Delete.
11348 (enum rs6000_vector): New enum to say what vector unit we have.
11349 (VECTOR_UNIT_*): New macros to say which vector unit has
11350 arithmetic operations for a given type.
11351 (VECTOR_MEM_*): New macros to say which vector unit has memory
11352 operations for a given type.
11353 (TARGET_LDBRX): Whether the machine supports the ldbrx
11355 (TARGET_ISEL): Delete, -misel moved to be a mask.
11356 (TARGET_ISEL64): New macro for 64-bit isel support.
11357 (UNITS_PER_VSX_WORD): New macro.
11358 (POINTER_SIZE): Move to be an external variable, rather than
11359 calculating whether we are generating 32 ot 64-bit code.
11361 (STACK_BOUNDARY): Add VSX support.
11362 (LOCAL_ALIGNMENT): Ditto.
11363 (SLOW_UNALIGNED_ACCESS): Ditto.
11364 (VSX_REGNO_P): New macro for VSX support.
11365 (VFLOAT_REGNO_P): Ditto.
11366 (VINT_REGNO_P): Ditto.
11367 (VLOGICAL_REGNO_P): Ditto.
11368 (VSX_VECTOR_MODE): Ditto.
11369 (VSX_SCALAR_MODE): Ditto.
11371 (VSX_MOVE_MODE): Ditto.
11372 (VSX_REG_CLASS_P): Ditto.
11373 (HARD_REGNO_NREGS): Instead of calling a function, use an array
11375 (UNITS_PER_SIMD_WORD): Add VSX support.
11376 (MODES_TIEABLE_P): Ditto.
11377 (STARTING_FRAME_OFFSET): Ditto.
11378 (STACK_DYNAMIC_OFFSET): Ditto.
11379 (EPILOGUE_USES): Ditto.
11380 (REGNO_REG_CLASS): Move to array lookup.
11381 (CLASS_MAX_NREGS): Ditto.
11382 (rs6000_vector_reg_class): Add declaration.
11383 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
11384 overlap with the floating point and Altivec registers.
11386 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
11388 * config/rs6000/driver-rs6000.c (asm_names): New static array to
11389 give the appropriate asm switches if -mcpu=native.
11390 (host_detect_local_cpu): Add support for "asm".
11391 (host_detect_local_cpu): Follow GNU code guidelines for name.
11393 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
11394 -mbit-word to a variable instead of being a target mask.
11396 * config/rs6000/sync.md (lwsync): If the assembler supports it,
11397 emit the lwsync instruction instead of emitting the instruction as
11398 an integer constant.
11400 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
11401 fixuns_trundfsi2, move expander into rs6000.md.
11403 * config/rs6000/rs6000.md (cpu): Add power7.
11404 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
11405 (logical predicate patterns): Change the single instruction
11406 primitives that set CR0 to be fast_compare instead of compare.
11408 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
11409 (popcntddi2): Ditto.
11410 (popcount<mode>): Ditto.
11411 (floating multiply/add insns): Name the floating point
11412 multiply/add insns.
11413 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
11414 (isel_unsigned_<mode>): Ditto.
11415 (fixuns_trundfsi2): Move expander here from spe.md.
11416 (smindi3): Define if we have -misel on 64-bit systems.
11421 2009-06-23 Anatoly Sokolov <aesok@post.ru>
11423 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
11425 * config/avr/avr.c (avr_current_device): New variable.
11426 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
11427 (avr_arch, mcu_type_s): Move to avr.h.
11428 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
11429 default_data_section_start fields.
11430 (avr_arch): Moved from avr.c.
11431 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
11432 library_name fields.
11433 (avr_current_device, avr_mcu_types, avr_arch_types,
11434 avr_device_to_arch, avr_device_to_data_start,
11435 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
11436 (EXTRA_SPEC_FUNCTIONS): Define.
11437 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
11438 options mapping. Use device_to_arch and device_to_data_start insted.
11439 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
11440 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
11441 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
11442 * config/avr/driver-avr.c: New file.
11443 * config/avr/avr-devices.c: New file.
11445 2009-06-23 Jakub Jelinek <jakub@redhat.com>
11447 * var-tracking.c (unshare_variable): Force initialized to
11448 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
11449 (set_variable_part): Likewise.
11450 (struct variable_union_info): Remove pos_src field.
11451 (vui_vec, vui_allocated): New variables.
11452 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
11453 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
11454 == 1 use a simpler sorting algorithm. Compute pos field right
11455 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
11456 Avoid quadratic comparison if !flag_var_tracking_uninit.
11457 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
11458 unshare_variable unconditionally.
11459 (dataflow_set_different_2): Removed.
11460 (dataflow_set_different): Don't traverse second hash table.
11461 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
11462 unconditionally to var_reg_set or var_mem_set.
11463 (emit_notes_in_bb): Likewise.
11464 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
11466 (emit_note_insn_var_location): Don't set initialized to
11467 VAR_INIT_STATUS_INITIALIZED early.
11468 (vt_finalize): Free vui_vec if needed, clear vui_vec and
11470 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
11472 * tree-object-size.c (addr_object_size): Instead of checking
11473 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
11474 are no FIELD_DECLs following it.
11476 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
11478 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
11479 order to match bswaps with signed source operands.
11481 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11483 * sdbout.c (sdbout_one_type): Fix braces in switch.
11485 2009-06-23 Richard Guenther <rguenther@suse.de>
11487 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
11489 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
11490 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
11491 var_callused, callused_tree, var_storedanything, storedanything_tree,
11492 var_integer, integer_tree): Remove global variables.
11493 (new_var_info): Do not pass new id, append the new var to the
11494 global variable vector.
11495 (do_ds_constraint): Use is_global_var member of the variable-info.
11496 (new_scalar_tmp_constraint_exp): Adjust.
11497 (create_function_info_for): Likewise.
11498 (create_variable_info_for): Likewise.
11499 (find_what_var_points_to): Remove dead code.
11500 (init_base_vars): Simplify.
11501 (compute_points_to_sets): Adjust.
11503 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
11505 * combine.c (try_combine): Dump information about the insns we're
11508 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
11510 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
11511 check when calling force_to_mode on TRUNCATE's operand.
11513 2009-06-22 Ian Lance Taylor <iant@google.com>
11515 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
11517 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
11519 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
11521 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11523 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
11524 override library linkage flags such as -static-libgcc or
11527 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
11529 * config/m68k/m68k-devices.def: Add line for MCF5221x.
11531 2009-06-22 Ian Lance Taylor <iant@google.com>
11533 * config/linux.opt: Put mglibc ahead of muclibc.
11535 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
11536 for duplicate decls.
11538 2009-06-22 Matthias Klose <doko@ubuntu.com>
11540 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
11542 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
11545 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
11546 instead of NULL if a parser error occurs.
11548 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11550 * dwarf2out.c (dwarf2_debug_hooks): Initialize
11551 non-DWARF2_DEBUGGING_INFO version.
11553 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
11555 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
11556 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
11558 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
11559 (LIBGCC2_TF_CEXT): Define.
11562 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11565 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
11567 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11569 * config/arm/arm.c (arm_override_options): Disable
11570 -mcaller-super-interworking and -mcallee-super-interworking.
11571 * doc/invoke.texi (ARM Options): Document this.
11573 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
11575 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
11576 * config/arm/constraints.md (j): New constraint for movw operands.
11577 (N): Remove thumb2 meaning.
11578 * config/arm/arm.md (*arm_movw): Delete.
11579 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
11580 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
11581 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
11583 2009-06-22 Martin Jambor <mjambor@suse.cz>
11585 PR tree-optimization/40492
11586 * tree-sra.c (sra_modify_assign): Pass zero offsets to
11587 build_ref_for_offset.
11589 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
11591 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
11592 JUMP_TABLE_DATA_P predicates where applicable.
11593 * auto-inc-dec.c: Ditto.
11594 * builtins.c: Ditto.
11595 * caller-save.c: Ditto.
11597 * cfgcleanup.c: Ditto.
11598 * cfglayout.c: Ditto.
11600 * combine.c: Ditto.
11601 * combine-stack-adj.c: Ditto.
11605 * df-scan.c: Ditto.
11607 * dwarf2asm.c: Ditto.
11608 * dwarf2out.c: Ditto.
11609 * emit-rtl.c: Ditto.
11615 * function.c: Ditto.
11618 * genpreds.c: Ditto.
11619 * genrecog.c: Ditto.
11621 * ira-costs.c: Ditto.
11622 * ira-lives.c: Ditto.
11624 * loop-iv.c: Ditto.
11625 * lower-subreg.c: Ditto.
11626 * modulo-sched.c: Ditto.
11628 * postreload.c: Ditto.
11629 * print-rtl.c: Ditto.
11631 * reginfo.c: Ditto.
11632 * regmove.c: Ditto.
11633 * reload1.c: Ditto.
11636 * rtlanal.c: Ditto.
11638 * sched-vis.c: Ditto.
11640 * sel-sched-ir.c: Ditto.
11641 * simplify-rtx.c: Ditto.
11642 * targhooks.c: Ditto.
11643 * var-tracking.c: Ditto.
11644 * vmsdbgout.c: Ditto.
11646 2009-06-22 Matthias Klose <doko@ubuntu.com>
11648 * Makefile.in (install-plugin): Always use DESTDIR.
11650 2009-06-22 Olivier Hainque <hainque@adacore.com>
11652 * config/pa/pa.c (output_call): Don't optimize post call jumps
11653 into return address adjustments if the call may throw.
11655 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
11657 * arm.c (thumb1_output_casesi): New function.
11658 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
11659 optimizing for size or PIC.
11660 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
11661 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
11662 (casesi): Handle Thumb-1 when optimizing for size or PIC.
11663 (thumb1_casesi_internal_pic): New expand rule.
11664 (thumb1_casesi_dispatch): New pattern.
11665 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
11667 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
11668 in the text seciton when PIC or optimizing for size.
11669 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
11670 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
11671 preservation properties of code.
11672 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
11673 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
11674 (__gnu_thumb1_case_si): New function.
11675 * t-arm (LIB1ASMSRC): Define here.
11676 (LIB1ASMFUNCS): Add some common functions.
11677 * t-arm-elf (LIB1ASMSRC): Delete.
11678 (LIB1ASMFUNCS): Append to existing set.
11679 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
11680 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
11681 * t-symbian (LIB1ASMFUNCS): Likewise.
11682 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
11683 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
11685 2009-06-21 Richard Guenther <rguenther@suse.de>
11687 PR tree-optimization/38729
11688 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
11689 to loops with a single exit if -fno-expensive-optimizations.
11691 2009-06-21 Jakub Jelinek <jakub@redhat.com>
11693 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
11694 (dataflow_set): Change vars type from htab_t to shared_hash.
11695 (shared_hash_pool, empty_shared_hash): New variables.
11696 (vars_clear): Removed.
11697 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
11698 shared_hash_find_slot_unshare, shared_hash_find_slot,
11699 shared_hash_find_slot_noinsert, shared_hash_find): New
11701 (shared_hash_unshare, shared_hash_destroy): New functions.
11702 (unshare_variable): Unshare set->vars if shared, use
11704 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
11705 (get_init_value, find_src_set_src, dump_dataflow_set,
11706 clobber_variable_part, emit_notes_for_differences): Use
11708 (dataflow_set_init): Remove second argument, set vars to
11709 empty_shared_hash instead of creating a new htab.
11710 (dataflow_set_clear): Call shared_hash_destroy and set vars
11711 to empty_shared_hash instead of calling vars_clear.
11712 (dataflow_set_copy): Don't call vars_copy, instead just share
11713 the src htab with dst.
11714 (variable_union): Use shared_hash_*, use initially NO_INSERT
11715 lookup if set->vars is shared. Don't keep slot cleared before
11716 calling unshare_variable. Unshare set->vars if needed.
11717 Even ->refcount == 1 vars must be unshared if set->vars is shared
11718 and var needs to be modified.
11719 (variable_canonicalize): New function.
11720 (dataflow_set_union): If dst->vars is empty, just share src->vars
11721 with dst->vars and traverse with variable_canonicalize to canonicalize
11722 and unshare what is needed.
11723 (dataflow_set_different): If old_set and new_set use the same shared
11724 htab, they aren't different. If number of htab elements is different,
11725 htabs are different. Use shared_hash_*.
11726 (dataflow_set_destroy): Call shared_hash_destroy instead of
11728 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
11729 second argument to dataflow_set_init.
11730 (vt_initialize): Likewise. Initialize shared_hash_pool and
11731 empty_shared_hash, move bb in/out initialization afterwards.
11732 Use variable_htab_free instead of NULL as changed_variables del hook.
11733 (variable_was_changed): Change type of second argument to pointer to
11734 dataflow_set. When inserting var into changed_variables, bump
11735 refcount. Unshare set->vars if set is shared htab and slot needs to
11737 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
11738 lookup if set->vars is shared. Unshare set->vars if needed.
11739 Even ->refcount == 1 vars must be unshared if set->vars is shared
11740 and var needs to be modified. Adjust variable_was_changed caller.
11741 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
11742 vars must be unshared if set->vars is shared and var needs to be
11743 modified. Adjust variable_was_changed caller.
11744 (emit_note_insn_var_location): Don't pool_free var.
11745 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
11747 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
11748 free_alloc_pool on shared_hash_pool.
11750 2009-06-20 Anthony Green <green@moxielogic.com>
11752 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
11753 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
11755 2009-06-20 Richard Guenther <rguenther@suse.de>
11757 * tree-ssa-structalias.c (find_func_aliases): For memset use
11758 a constraint from NULL if we memset to zero.
11759 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
11760 we explicitly handle that do not read from memory.
11761 (call_may_clobber_ref_p_1): Properly handle builtins that may
11764 2009-06-20 Richard Guenther <rguenther@suse.de>
11766 PR tree-optimization/40495
11767 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
11768 (new_scalar_tmp_constraint_exp): New function.
11769 (process_constraint): Do not create temporary decls.
11770 (process_all_all_constraints): Likewise.
11771 (handle_const_call): Likewise.
11772 (create_function_info_for): Do not set decl.
11774 2009-06-19 Ian Lance Taylor <iant@google.com>
11776 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
11777 (rs6000_attribute_table): Make static; move before use.
11779 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
11781 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
11782 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
11783 Propagate the TREE_READONLY flag without overwriting it.
11784 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
11785 Propagate the TREE_READONLY flag onto the result.
11786 (process_call_operands): Move around. Use correct constant value.
11788 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11791 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
11792 * config/arm/arm.md: Likewise.
11794 2009-06-19 Ian Lance Taylor <iant@google.com>
11796 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
11797 to GIMPLE_ERROR_MARK.
11799 * c-typeck.c (build_conditional_expr): Add op1_original_type and
11800 op2_original_type parameters. Warn about using different enum types.
11801 * c-parser.c (c_parser_conditional_expression): Pass original
11802 types to build_conditional_expr.
11803 * c-tree.h (build_conditional_expr): Update declaration.
11805 2009-06-19 Ian Lance Taylor <iant@google.com>
11807 * config/i386/i386.c (ix86_function_specific_save): Test that
11808 fields match values, rather than testing the values are in a
11811 2009-06-19 Richard Guenther <rguenther@suse.de>
11813 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
11814 ADDR_EXPR pointers.
11815 (ptr_derefs_may_alias_p): Likewise.
11816 (ptr_deref_may_alias_ref_p_1): New function.
11817 (ptr_deref_may_alias_ref_p): Likewise.
11818 (ref_maybe_used_by_call_p_1): Handle builtins that are not
11819 covered by looking at the ESCAPED solution.
11820 (call_may_clobber_ref_p_1): Likewise.
11821 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
11822 Handle NULL_TREE offset. Do not produce redundant constraints.
11823 (process_all_all_constraints): New helper function.
11824 (do_structure_copy): Use it.
11825 (handle_lhs_call): Likewise.
11826 (find_func_aliases): Handle some builtins with pointer arguments
11827 and/or return values explicitly.
11829 2009-06-19 Ian Lance Taylor <iant@google.com>
11831 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
11833 2009-06-19 Ian Lance Taylor <iant@google.com>
11835 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
11837 2009-06-19 Ian Lance Taylor <iant@google.com>
11839 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
11840 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
11843 * c-decl.c (finish_decl): If -Wc++-compat, warn about
11844 uninitialized const.
11846 2009-06-19 Ian Lance Taylor <iant@google.com>
11848 * dse.c (struct store_info): Rename bitmap field to bmap. Change
11851 * c-decl.c (in_struct, struct_types): Remove.
11852 (struct c_binding): Add in_struct field.
11853 (c_binding_ptr): Define type, along with VEC.
11854 (struct c_struct_parse_info): Define.
11855 (struct_parse_info): New static variable.
11856 (bind): Initialize in_struct field.
11857 (start_struct): Remove enclosing_in_struct and
11858 enclosing_struct_types parameters. Add
11859 enclosing_struct_parse_info parameter. Change all callers. Set
11860 struct_parse_info rather than in_struct and struct_types.
11861 (grokfield): If -Wc++-compat and there is a symbol binding for the
11862 field name, set the in_struct flag and push it on the
11863 struct_parse_info->fields vector.
11864 (warn_cxx_compat_finish_struct): New static function.
11865 (finish_struct): Remove enclosing_in_struct and
11866 enclosing_struct_types parameters. Add
11867 enclosing_struct_parse_info parameter. Change all callers. Don't
11868 set C_TYPE_DEFINED_IN_STRUCT here. Call
11869 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
11870 parameter. Only push on struct_types if warn_cxx_compat.
11871 (finish_enum): Only push on struct_types if warn_cxx_compat.
11872 (declspecs_add_type): Add loc parameter. Change all callers.
11873 Change all error calls to error_at. Pass loc, not input_location,
11874 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
11875 defined in a struct. If -Wc++-compat and parsing a struct, record
11876 that a typedef name was used.
11877 * c-parser.c (c_parser_declspecs): Get location to pass to
11878 declspecs_add_type.
11879 (c_parser_struct_or_union_specifier): Update calls to start_struct
11881 * c-tree.h (struct c_struct_parse_info): Declare.
11882 (finish_struct, start_struct): Update declarations.
11883 (declspecs_add_type): Update declaration.
11885 2009-06-19 Ian Lance Taylor <iant@google.com>
11887 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
11888 variable with an anonymous type.
11890 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
11892 * see.c: Remove for real.
11894 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
11896 * optabs.h (enum optab_index): Add new OTI_significand.
11897 (significand_optab): Define corresponding macro.
11898 * optabs.c (init_optabs): Initialize significand_optab.
11899 * genopinit.c (optabs): Implement significand_optab using
11900 significand?f2 patterns.
11901 * builtins.c (expand_builtin_mathfn): Handle
11902 BUILT_IN_SIGNIFICAND{,F,L}.
11903 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
11904 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
11906 * config/i386/i386.md (significandxf2, significand<mode>2): New
11907 expanders to implement significandf, significand and significandl
11908 built-ins as inline x87 intrinsics.
11910 2009-06-18 Anatoly Sokolov <aesok@post.ru>
11912 * config/avr/avr.c (avr_override_options): Remove setting value of
11913 PARAM_INLINE_CALL_COST.
11915 2009-06-18 Richard Henderson <rth@redhat.com>
11918 * tree-pass.h (TDF_ASMNAME): New.
11919 * tree-dump.c (dump_options): Add asmname.
11920 * doc/invoke.texi: Document it.
11922 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
11923 (dump_decl_name): ...here.
11924 (dump_function_name): New flags arg; mind TDF_ASMNAME.
11925 (dump_generic_node): Update dump_function_name calls.
11926 (print_call_name): New flags arg; update all dump calls.
11927 * diagnostic.h (print_call_name): Update.
11928 * gimple-pretty-print.c (dump_gimple_call): Update.
11930 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
11933 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
11935 2009-06-18 Diego Novillo <dnovillo@google.com>
11937 * doc/plugins.texi: Document plugin_is_GPL_compatible.
11938 * plugin.c (str_license): Declare.
11939 (try_init_one_plugin): Assert that the symbol
11940 'plugin_is_GPL_compatible' exists.
11942 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
11945 * Makefile.in (OBJS-common): Remove see.o.
11947 * common.opt (fsee): Mark as preserved for backward compatibility.
11948 * opts.c (common_handle_option): Add OPT_fsee to the backward
11949 compatibility section.
11950 * passes.c (init_optimization_passes, pass_see): Remove pass.
11951 * timevar.def (TV_SEE): Remove.
11952 * tree-pass.h (pass_see): Remove declaration.
11953 * doc/invoke.texi (-fsee): Remove documentation.
11955 2009-06-18 Martin Jambor <mjambor@suse.cz>
11957 * tree-sra.c: Include statistics.h
11958 (sra_stats): New variable.
11959 (sra_initialize): Clear sra_stats.
11960 (create_access_replacement): Increment sra_stats.replacements.
11961 (get_access_replacement): Do not return twice.
11962 (analyze_all_variable_accesses): Increment statistics counter by the
11963 number of scalarized aggregates.
11964 (generate_subtree_copies): Increment sra_stats.subtree_copies.
11965 (sra_modify_expr): Increment sra_stats.exprs.
11966 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
11967 (sra_modify_assign): Increment sra_stats.exprs,
11968 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
11969 (perform_intra_sra): Update statistics counters.
11970 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
11972 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
11974 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
11975 (arm_scalar_mode_supported_p): New function.
11977 2009-06-18 Paul Brook <paul@codesourcery.com>
11978 Sandra Loosemore <sandra@codesourcery.com>
11980 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
11981 (__extendhfsf2, __truncsfhf2): Define.
11982 * config/arm/fp16.c: New file.
11983 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
11984 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
11986 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
11988 * doc/extend.texi (Half-Precision): New section.
11989 * doc/invoke.texi (Option Summary): List -mfp16-format.
11990 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
11991 * config/arm/arm.opt (mfp16-format=): New.
11992 * config/arm/arm.c: Include intl.h.
11993 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
11994 (TARGET_INVALID_RETURN_TYPE): Redefine.
11995 (TARGET_PROMOTED_TYPE): Redefine.
11996 (TARGET_CONVERT_TO_TYPE): Redefine.
11997 (arm_fp16_format): Define.
11998 (all_fpus): Add entry for neon-fp16.
11999 (fp_model_for_fpu): Likewise.
12000 (struct fp16_format): Declare.
12001 (all_fp16_formats): Define.
12002 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
12004 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
12006 (arm_legitimate_index_p): Treat HFmode like HImode.
12007 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
12008 (coproc_secondary_reload_class): Special-case HFmode.
12009 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
12010 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
12011 (arm_init_fp16_builtins): New.
12012 (arm_init_builtins): Call it.
12013 (arm_invalid_parameter_type): New.
12014 (arm_invalid_return_type): New.
12015 (arm_promoted_type): New.
12016 (arm_convert_to_type).
12017 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
12019 (arm_emit_fp16_const): New function.
12020 (arm_mangle_type): Mangle __fp16 as "Dh".
12021 * config/arm/arm.h (TARGET_VFPD32): Make it know about
12023 (TARGET_NEON_FP16): New.
12024 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
12025 (enum fputype): Add FPUTYPE_NEON_FP16.
12026 (enum arm_fp16_format_type): Declare.
12027 (arm_fp16_format): Declare.
12028 (LARGEST_EXPONENT_IS_NORMAL): Define.
12029 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
12030 * config/arm/arm-modes.def (HFmode): Define.
12031 * config/arm/vfp.md: (*movhf_vfp): New.
12032 (extendhfsf2): New.
12034 * config/arm/arm.md: (fpu): Add neon_fp16.
12035 (floatsihf2, floatdihf2): New.
12036 (fix_trunchfsi2, fix_trunchfdi2): New.
12038 (extendhfdf2): New.
12040 (*arm32_movhf): New.
12041 (*thumb1_movhf): New.
12042 (consttable_2): Add check for HFmode constants.
12043 (consttable_4): Handle HFmode constants.
12045 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
12047 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
12049 2009-06-17 Olivier Hainque <hainque@adacore.com>
12051 * collect2.c (main): Use CONST_CAST2 to perform char ** to
12052 const char ** conversion in AIX specific section.
12054 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
12056 * config/i386/i386.c (ix86_special_builtin_type): Remove
12057 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
12058 (bdesc_special_args): Updated.
12059 (ix86_init_mmx_sse_builtins): Likewise.
12060 (ix86_expand_special_args_builtin): Likewise.
12062 2009-06-17 Richard Henderson <rth@redhat.com>
12064 * tree-pretty-print.c (maybe_dump_asm_name): New.
12065 (dump_decl_name): Use it.
12066 (PRINT_FUNCTION_NAME): Merge into...
12067 (dump_function_name): ... here. Use maybe_dump_asm_name.
12069 2009-06-17 Cary Coutant <ccoutant@google.com>
12071 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
12073 * debug.c (struct gcc_debug_hooks): Change placeholder for
12075 (debug_nothing_int_charstar_int): Replaced by...
12076 (debug_nothing_int_charstar_int_bool): ...this.
12077 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
12078 source_line prototype.
12079 (debug_nothing_int_charstar_int): Replaced by...
12080 (debug_nothing_int_charstar_int_bool): ...this.
12081 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
12082 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
12083 Output is_stmt operand when necessary.
12084 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
12085 (notice_source_line): Add is_stmt parameter.
12086 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
12087 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
12089 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
12090 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
12092 2009-06-17 Ian Lance Taylor <iant@google.com>
12094 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
12096 (struct store_by_pieces_d): Rename from store_by_pieces. Change
12099 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
12101 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
12102 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
12103 tree_strip_sign_nop_conversions and
12104 tree_ssa_strip_useless_type_conversions rather than stripping
12105 the operations here.
12106 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
12108 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
12109 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
12110 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
12111 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
12114 2009-06-17 Michael Eager <eager@eagercon.com>
12116 * config/rs6000/constraints.md (register_constraint "d"): New.
12117 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
12118 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
12119 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
12120 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
12121 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
12122 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
12123 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
12124 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
12125 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
12126 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
12128 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
12129 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
12130 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
12131 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
12132 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
12133 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
12134 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
12135 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
12136 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
12137 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
12138 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
12139 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
12140 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
12141 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
12143 2009-06-16 Ian Lance Taylor <iant@google.com>
12145 * profile.c (total_num_never_executed): Don't define.
12146 (compute_branch_probabilities): Don't count or print
12147 num_never_executed.
12148 (init_branch_prob): Don't set total_num_never_executed.
12149 (end_branch_prob): Don't print total_num_never_executed.
12151 2009-06-17 David Daney <ddaney@caviumnetworks.com>
12153 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
12155 2009-06-17 David Edelsohn <edelsohn@gnu.org>
12157 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
12158 (nabstd2_fpr): Same.
12160 2009-06-17 Steve Ellcey <sje@cup.hp.com>
12162 * expr.c (expand_assignment): Change complex type check.
12164 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
12166 * doc/plugins.texi (Building GCC plugins): Added new section.
12168 2009-06-17 Ian Lance Taylor <iant@google.com>
12170 * c-pch.c (get_ident): Don't set size of templ array.
12171 (pch_init): Don't set size of partial_pch array.
12173 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
12174 string constant to intialize an array whose size is the length of
12177 2009-06-17 Richard Guenther <rguenther@suse.de>
12179 PR tree-optimization/40389
12180 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
12181 to addressable types.
12182 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
12184 2009-06-17 Richard Guenther <rguenther@suse.de>
12186 PR middle-end/40460
12187 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
12188 if there is no evolution of left in the loop bail out.
12189 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
12190 chrec_fold_multiply.
12192 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
12193 Janis Johnson <janis187@us.ibm.com>
12196 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
12197 for the symbol ref of a constant that is the source of a move
12198 - nor for any other not-obvious-label-ref constants.
12200 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
12202 * plugin.c (position_pass): Skip newly inserted pass during list
12203 traversal to avoid repeated insertion.
12205 2009-06-16 Ian Lance Taylor <iant@google.com>
12207 * vec.h (VEC_stack_alloc): Define different version if
12208 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
12209 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
12210 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
12211 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
12213 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
12215 * config.gcc (extra_headers): Add ia32intrin.h for x86.
12217 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
12218 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
12219 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
12220 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
12221 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
12222 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
12223 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
12224 (bdesc_special_args): Add __builtin_ia32_rdtsc and
12225 __builtin_ia32_rdtscp.
12226 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
12227 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
12228 and __builtin_ia32_rorhi.
12229 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
12230 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
12231 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
12232 (ix86_expand_args_builtin): Likewise.
12233 (ix86_expand_special_args_builtin): Likewise.
12235 * config/i386/i386.md (UNSPECV_RDTSCP): New.
12236 (UNSPECV_RDTSC): Likewise.
12237 (UNSPECV_RDPMC): Likewise.
12238 (*bsr): Renamed to ...
12240 (*bsr_rex64): Renamed to ...
12243 (*rdpmc): Likewise.
12244 (*rdpmc_rex64): Likewise.
12246 (*rdtsc): Likewise.
12247 (*rdtsc_rex64): Likewise.
12248 (rdtscp): Likewise.
12249 (*rdtscp): Likewise.
12250 (*rdtscp_rex64): Likewise.
12252 * config/i386/ia32intrin.h: New.
12254 * config/i386/x86intrin.h: Include <ia32intrin.h>.
12256 2009-06-16 Ian Lance Taylor <iant@google.com>
12258 * ira-build.c (copy_info_to_removed_store_destinations):
12259 Initialize parent_a.
12261 2009-06-16 Ian Lance Taylor <iant@google.com>
12263 * c-decl.c (grokdeclarator): Change size_varies to bool.
12265 2009-06-16 Ian Lance Taylor <iant@google.com>
12267 * sel-sched.c: Make forward declarations of move_op_hooks and
12268 fur_hooks explicitly extern.
12270 2009-06-16 Ian Lance Taylor <iant@google.com>
12272 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
12273 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
12275 2009-06-16 Ian Lance Taylor <iant@google.com>
12277 * resource.c (mark_referenced_resources): Change
12278 include_delayed_effects parameter to bool. Change all callers.
12279 (mark_end_of_function_resources): Likewise.
12280 * reorg.c (insn_references_resource_p): Likewise.
12281 (insn_sets_resource_p): Likewise.
12282 * resource.h (mark_referenced_resources): Update declaration.
12283 (mark_end_of_function_resources): Update declaration.
12285 2009-06-16 David Edelsohn <edelsohn@gnu.org>
12287 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
12289 2009-06-16 David Edelsohn <edelsohn@gnu.org>
12291 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
12292 GCC can bootstrap on AIX with GNU Binutils 2.20.
12294 2009-06-16 Ian Lance Taylor <iant@google.com>
12296 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
12298 2009-06-16 Ian Lance Taylor <iant@google.com>
12300 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
12301 inline, not extern inline.
12302 (exact_log2): Likewise.
12303 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
12305 (exact_log2): Likewise, but don't test CTZ_HWI.
12307 2009-06-16 Ian Lance Taylor <iant@google.com>
12309 * bitmap.c (bitmap_clear): Don't declare as inline.
12310 * gimple.c (gimplify_assign): Likewise.
12311 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
12312 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
12313 (sched_scan_info): Remove duplicate definition.
12315 2009-06-16 Ian Lance Taylor <iant@google.com>
12317 * c-common.c (skip_evaluation): Don't define.
12318 (c_inhibit_evaluation_warnings): Define global variable.
12319 (overflow_warning): Check c_inhibit_evaluation_warnings rather
12320 than skip_evaluation.
12321 (convert_and_check, warn_for_div_by_zero): Likewise.
12322 * c-common.h (skip_evaluation): Don't declare.
12323 (c_inhibit_evaluation_warnings): Declare.
12324 * c-parser.c (c_parser_typeof_specifier): Set
12325 c_inhibit_evaluation_warnings rather than skip_evaluation.
12326 (c_parser_conditional_expression): Likewise.
12327 (c_parser_binary_expression): Likewise.
12328 (c_parser_sizeof_expression): Likewise.
12329 (c_parser_alignof_expression): Likewise.
12330 * c-typeck.c (build_indirect_ref): Check
12331 c_inhibit_evaluation_warnings rather than skip_evaluation.
12332 (build_conditional_expr, build_binary_op): Likewise.
12334 2009-06-16 Richard Guenther <rguenther@suse.de>
12336 * tree-ssa-alias.c (is_escape_site): Remove.
12337 * tree-ssa-alias.h (enum escape_type): Remove.
12338 (is_escape_site): Likewise.
12339 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
12340 via casts and asms without deferring to is_escape_site.
12342 2009-06-16 Jakub Jelinek <jakub@redhat.com>
12344 PR middle-end/40446
12345 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
12346 use gen_lowpart if op0 has complex mode.
12348 2009-06-16 Richard Guenther <rguenther@suse.de>
12350 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
12351 variables add them to ESCAPED.
12352 (find_func_aliases): Do not make all indirectly stored values escaped.
12354 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
12356 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
12357 make_decl_one_only.
12359 2009-06-16 Martin Jambor <mjambor@suse.cz>
12361 PR tree-optimization/40432
12362 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
12363 check whether we need to force gimple register operand.
12365 2009-06-16 Martin Jambor <mjambor@suse.cz>
12367 PR tree-optimization/40413
12368 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
12369 build_ref_for_offset.
12370 (propagate_subacesses_accross_link): Fix a typo in a comment.
12372 2009-06-16 Ira Rosen <irar@il.ibm.com>
12374 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
12375 with additional parameter.
12376 * tree-vectorizer.h (enum vect_def_type): Add new value
12378 (enum vect_relevant): Add comments.
12379 (vect_is_simple_reduction): Add new argument.
12380 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
12381 Detect nested cycles.
12382 (vect_is_simple_reduction): Update documentation, add an argument to
12383 distinguish inner-loop reduction from nested cycle, detect nested
12384 cycles, fix printings and indentation, don't swap operands in case
12386 (get_initial_def_for_reduction): Handle subtraction.
12387 (vect_create_epilog_for_reduction): Add new argument to specify
12388 reduction variable.
12389 (vect_finalize_reduction): Handle subtraction, fix comments.
12390 (vectorizable_reduction): Handle nested cycles. In case of nested
12391 cycle keep track of the reduction variable position. Call
12392 vect_is_simple_reduction with additional parameter. Use original
12393 statement code in reduction epilogue for nested cycle. Call
12394 vect_create_epilog_for_reduction with additional parameter.
12395 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
12396 inner-loop vectorization.
12397 (vect_recog_widen_sum_pattern): Likewise.
12398 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
12400 (vect_mark_stmts_to_be_vectorized): Likewise.
12401 (vect_get_vec_def_for_operand): Handle nested cycles.
12403 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12405 * doc/invoke.texi (Debugging Options): Fix option index entries
12406 for -fdump-statistics, -frandom-seed add entries for
12407 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
12408 (FRV Options): Fix entries for -mTLS, -mtls.
12409 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
12410 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
12411 (M68hc1x Options): Fix @itemx for -mnominmax.
12412 (MCore Options): Fix entry for -mno-lsim.
12413 (MMIX Options): Fix entry for -mabi=mmixware.
12414 (PDP-11 Options): Fix entry for -mbcopy-builtin.
12416 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
12418 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
12419 Mention the plugin mode of gengtype.
12420 * doc/gty.texi (Source Files Containing Type Information): Likewise.
12421 * gengtype.c: Updated copyright.
12422 (plugin_files, nb_plugin_files) Added new static variables.
12423 (measure_input_list) Care about plugin_files.
12424 (write_rtx_next): Added early return in plugin mode.
12425 (create_file): Updated copyright year in generated file. Added
12427 (oprintf): Added early return if NULL outf.
12428 (get_output_file_with_visibility): Care of plugin_files.
12429 (get_output_file_name): May return null.
12430 (write_local): Added early return.
12431 (put_mangled_filename): Ditto.
12432 (finish_root_table): Added check for base_files.
12433 (write_roots): Care about null when plugins.
12434 (main): Added plugin mode.
12436 2009-06-15 Ian Lance Taylor <iant@google.com>
12438 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
12439 * gcov.c (read_count_file): Add braces around variables declared
12442 * c.opt (Wjump-misses-init): New warning.
12443 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
12444 -Wall and -Wc++-compat if not already set.
12445 (c_common_post_options): Clear warn_jump_misses_init if it was not
12447 * c-decl.c (struct c_binding): Change type field to a union with
12448 new label field. Make it the first field in the struct. Update
12449 references to type to use u.type instead.
12450 (struct c_spot_bindings): Define.
12451 (struct c_goto_bindings): Define.
12452 (c_goto_bindings_p): Define, along with VECs.
12453 (struct c_label_vars): Define.
12454 (struct c_scope): Add has_label_bindings field.
12455 (bind_label, set_spot_bindings): New static functions.
12456 (decl_jump_unsafe, update_spot_bindings): New static functions.
12457 (update_label_decls): New static function.
12458 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
12459 Update binding u.label field to shadowed field.
12460 (c_binding_start_stmt_expr): New function.
12461 (c_binding_end_stmt_expr): New function.
12462 (pushdecl): Don't call c_begin_vm_scope.
12463 (make_label): Add defining and p_label_vars parameters. Change
12465 (lookup_label): Correct test for whether a label has not yet been
12466 defined. Call bind_label rather than bind.
12467 (warn_about_goto): New static function.
12468 (lookup_label_for_goto): New function.
12469 (declare_label): Call bind_label rather than bind.
12470 (check_earlier_gotos): New static function.
12471 (define_label): Don't give errors about jumping into statement
12472 expressions or scopes of variably modified types. Call
12473 set_spot_bindings and check_earlier_gotos. Call bind_label
12474 instead of bind. Don't set label_context_stack_se or
12475 label_context_stack_vm.
12476 (c_get_switch_bindings): New function.
12477 (c_release_switch_bindings): New function.
12478 (c_check_switch_jump_warnings): New function.
12479 (start_function): Don't set label_context_stack_se or
12480 label_context_stack_vm.
12481 (finish_function): Likewise.
12482 * c-typeck.c (label_context_stack_se): Don't define.
12483 (label_context_stack_vm): Don't define.
12484 (c_finish_goto_label): Call lookup_label_for_goto rather than
12485 lookup_label. Don't give errors about jumping into a statement
12486 expression or the scope of a variably modified type. Don't set
12487 label_context_stack_se or label_context_stack_vm.
12488 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
12489 fields. Add bindings field.
12490 (c_start_case): Don't set deleted fields. Set bindings field.
12491 (do_case): Rework order of tests. Don't check blocked_stmt_expr
12492 or blocked_vm. Call c_check_switch_jump_warnings.
12493 (c_finish_case): Don't test blocked_stmt_expr field. Call
12494 c_release_switch_bindings.
12495 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
12496 c_switch_stack. Don't walk label_context_stack_se labels. Don't
12497 set label_context_stack_se. Call c_bindings_start_stmt_expr.
12498 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
12499 c_switch_stack. Don't walk label_context_stack_se labels. Don't
12500 set label_context_stack_se. Call c_bindings_end_stmt_expr.
12501 (c_begin_vm_scope, c_end_vm_scope): Don't define.
12502 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
12503 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
12504 (C_DECL_UNJUMPABLE_VM): Don't define.
12505 (C_DECL_UNDEFINABLE_VM): Don't define.
12506 (struct c_label_list): Don't define.
12507 (struct c_label_context_se): Don't define.
12508 (struct c_label_context_vm): Don't define.
12509 (struct c_spot_bindings): Declare.
12510 (c_bindings_start_stmt_expr): Declare.
12511 (c_bindings_end_stmt_expr): Declare.
12512 (lookup_label_for_goto): Declare.
12513 (c_get_switch_bindings, c_release_switch_bindings): Declare.
12514 (c_check_switch_jump_warnings): Declare.
12515 (label_context_stack_se, label_context_stack_vm): Don't declare.
12516 (c_finish_goto_label): Update declaration.
12517 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
12518 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
12519 (Warning Options): Document -Wjump-misses-init.
12521 2009-06-15 Jakub Jelinek <jakub@redhat.com>
12523 * tree-object-size.c (addr_object_size): Fix a pasto in the last
12526 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
12528 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
12530 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
12532 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
12534 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
12536 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
12538 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
12540 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
12541 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
12542 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
12543 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
12544 * dwarf2asm.c (dw2_force_const_mem): Update call to
12545 make_decl_one_only.
12546 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
12547 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
12548 * langhooks.c (lhd_comdat_group): Remove.
12549 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
12550 * tree.h (DECL_COMDAT_GROUP): New.
12551 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
12552 (tree_decl_with_vis): Add comdat_group. Remove one_only.
12553 (make_decl_one_only): Change signature.
12554 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
12555 make_decl_one_only.
12556 (make_decl_one_only): Change signature.
12557 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
12559 2009-06-15 Richard Guenther <rguenther@suse.de>
12561 PR middle-end/40439
12562 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
12564 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12566 * tree-ssa-math-opts.c: Remove extra divide.
12568 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12570 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
12572 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12574 * passes.c: Add bswap pass.
12575 * tree-pass.h: Add pass_optimize_bswap declaration.
12576 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
12577 Include rtl.h, expr.h and optabs.h for optab_handler check.
12578 (struct symbolic_number, pass_optimize_bswap): New definition.
12579 (do_shift_rotate, verify_symbolic_number_p): New functions.
12580 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
12581 (gate_optimize_bswap): New function.
12582 * tree.c (widest_int_cst_value): New function.
12583 * tree.h (widest_int_cst_value): Prototype added.
12585 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
12587 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
12588 REG_EQUAL/REG_EQUIV notes.
12590 2009-06-14 Richard Guenther <rguenther@suse.de>
12592 PR middle-end/40389
12593 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
12594 has its address taken if NRV was applied and it is addressable.
12595 * tree-ssa-structalias.c (get_constraint_for_address_of): New
12596 function split out from ...
12597 (get_constraint_for_1): ... here.
12598 (handle_rhs_call): Use it to mark the return slot escaped if
12599 it is addressable and NRV was applied.
12601 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
12603 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
12604 Change first argument type to location_t.
12605 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
12606 Do not set input_location.
12607 Use loc instead of input_location throughout.
12609 2009-06-13 Richard Guenther <rguenther@suse.de>
12611 PR tree-optimization/40421
12612 * tree-predcom.c (should_unroll_loop_p): Remove.
12613 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
12615 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
12617 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
12618 Add location argument.
12620 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
12622 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
12624 * config/s390/s390.c (s390_build_builtin_va_list): Same.
12625 (s390_gimplify_va_arg): Pass location to create_artificial_label.
12626 * config/spu/spu-protos.h: Add location to
12627 spu_resolve_overloaded_builtin.
12628 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
12629 spu_build_builtin_va_list.
12630 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
12631 argument. Pass location to build_function_call_vec.
12632 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
12634 (emit_fpu_switch): Same.
12635 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
12636 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
12637 to build_decl and create_artificial_label.
12638 (xtensa_gimplify_va_arg_expr): Same.
12639 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
12640 (xstormy16_gimplify_va_arg_expr): Same.
12641 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
12642 * config/arm/arm.c (arm_build_builtin_va_list): Same.
12643 * config/mips/mips.c (mips_build_builtin_va_list): Same.
12644 (mips16_build_function_stub): Same.
12645 (mips16_build_call_stub): Same.
12647 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
12650 * arm/constraints.md (Pa, Pb): New constraints.
12651 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
12652 split pattern to deal with them.
12654 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
12656 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
12657 fix index entry for -Xpreprocessor.
12659 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
12661 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
12662 Add location argument to build_decl call.
12663 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
12664 (rs6000_init_builtins): Same.
12665 (spe_init_builtins): Same.
12666 (rs6000_gimplify_va_arg): Add location argument to
12667 create_artificial_label call.
12669 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
12671 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
12672 * combine-stack-adj.c (pass_stack_adjustments): Use it.
12673 * Makefile.in: Fix GGC dependency for gcse.o.
12675 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
12677 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
12678 * gimple-pretty-print.c (dump_gimple_stmt): Same.
12679 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
12681 * c-parser.c (c_parser_binary_expression): Use current column while
12682 building binary operations.
12683 * common.opt (fshow-column): Enable by default.
12684 * tree-vrp.c (check_array_ref): Use warning_at.
12685 (check_array_bounds): Use location from call back if expr has no
12687 * tree.h: Add location argument to maybe_fold_*.
12688 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
12689 (maybe_fold_offset_to_array_ref): Add location argument and use it.
12690 (maybe_fold_offset_to_component_ref): Same.
12691 (maybe_fold_offset_to_reference): Same.
12692 (maybe_fold_offset_to_address): Same.
12693 (maybe_fold_stmt_indirect): Same.
12694 (maybe_fold_stmt_addition): Same.
12695 (fold_stmt_r): Pass location to maybe_fold_*.
12696 (fold_gimple_assign): Same.
12697 * c-tree.h: Add location argument to finish_decl,
12698 default_function_array_conversion, store_init_value.
12699 * c-decl.c (define_label): Use error_at.
12700 (c_make_fname_decl): Pass location to finish_decl.
12701 (finish_decl): New location argument.
12702 (build_compound_literal): Pass location to store_init_value.
12703 (grokdeclarator): Pass location to finish_decl.
12705 * c-typeck.c (array_to_pointer_conversion): New location argument.
12706 (function_to_pointer_conversion): Same.
12707 (default_function_array_conversion): Same.
12708 (parser_build_unary_op): Pass location to overflow_warning.
12709 (parser_build_binary_op): Same. Use warning_at.
12710 (build_unary_op): Pass location to array_to_pointer_conversion.
12711 (build_c_cast): Pass location to digest_init.
12712 (build_modify_expr): New location argument.
12713 (convert_for_assignment): Same.
12714 (store_init_value): Same.
12715 (digest_init): Same.
12716 (output_init_element): Pass location to digest_init and
12717 array_to_pointer_conversion.
12718 (c_finish_return): Pass location to convert_for_assignment.
12719 * gimplify.c (gimplify_conversion): Pass location to
12720 maybe_fold_offset_to_address.
12721 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
12722 to maybe_fold_stmt_addition.
12723 * c-omp.c (c_finish_omp_atomic): Pass new location to
12725 (c_finish_omp_for): Same.
12726 * c-common.c (overflow_warning): New argument.
12727 * c-common.h: New argument to build_modify_expr, overflow_warning.
12728 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
12730 (c_parser_initializer): Pass location to
12731 default_function_array_conversion.
12732 (c_parser_initelt): Same.
12733 (c_parser_initval): Same.
12734 (c_parser_asm_operands): Same.
12735 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
12736 (c_parser_conditional_expression): Same.
12737 (c_parser_binary_expression): Add location info to stack. Use it.
12738 (c_parser_unary_expression): Pass location to
12739 default_function_array_conversion, parser_build_unary_op,
12740 build_indirect_ref, c_parser_postfix_expression_after_primary.
12741 (c_parser_postfix_expression_after_primary): New location argument.
12743 (c_parser_expression_conv): Pass location to
12744 default_function_array_conversion.
12745 (c_parser_expr_list): Same.
12746 (c_parser_omp_atomic): Same.
12747 (c_parser_omp_for_loop): Same.
12748 * c-tree.h: (struct c_declarator): Add comment to id_loc.
12749 (build_array_declarator): New argument.
12750 * c-decl.c (build_array_declarator): Add location argument.
12751 (grokdeclarator): Set id_loc for cdk_array.
12752 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
12753 build_array_declarator.
12754 * tree.c (build_omp_clause): Add location argument.
12755 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
12756 (OMP_CLAUSE_LOCATION): New macro.
12757 (struct tree_omp_clause): Add location field.
12758 (build_omp_clause): Add argument.
12759 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
12760 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
12762 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
12763 (cp_parser_omp_clause_collapse): Same.
12764 (cp_parser_omp_clause_default): Same.
12765 (cp_parser_omp_clause_if): Same.
12766 (cp_parser_omp_clause_nowait): Same.
12767 (cp_parser_omp_clause_num_threads): Same.
12768 (cp_parser_omp_clause_ordered): Same.
12769 (cp_parser_omp_clause_schedule): Same.
12770 (cp_parser_omp_clause_untied): Same.
12771 (cp_parser_omp_for_loop): Same.
12772 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
12773 * c-tree.h (c_start_case): Add location argument.
12774 (c_process_expr_stmt): Same.
12775 (c_finish_goto_*): Same.
12776 * tree-parloops.c (initialize_reductions): Pass location to
12778 (create_parallel_loop): Same.
12779 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
12780 (gfc_trans_omp_reduction_list): Same.
12781 (gfc_trans_omp_clauses): Same.
12782 (gfc_trans_omp_do): Same.
12783 * c-typeck.c (c_finish_goto_label): Same.
12784 (c_finish_goto_ptr): New location argument.
12785 (c_start_case): Same.
12786 (emit_side_effect_warnings): Same.
12787 (c_process_expr_stmt): Same.
12788 (c_finish_stmt_expr): Same.
12789 (c_finish_omp_clauses): Use error_at instead of error.
12790 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
12792 * c-omp.c (c_split_parallel_clauses): New location argument.
12793 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
12794 to build_omp_clause.
12795 (convert_local_reference_stmt): Same.
12796 (convert_gimple_call): Same.
12797 * c-common.h (c_split_parallel_clauses): New argument.
12798 * c-parser.c (c_parser_statement_after_labels): Pass location to
12799 c_finish_goto_label.
12800 (c_parser_switch_statement): Pass location to c_start_case.
12801 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
12802 and c_process_expr_stmt.
12803 (c_parser_omp_variable_list): Add location argument.
12804 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
12805 (c_parser_omp_clause_default): Same.
12806 (c_parser_omp_clause_if): Same.
12807 (c_parser_omp_clause_num_threads): Same.
12808 (-c_parser_omp_clause_ordered): Same.
12809 (c_parser_omp_clause_reduction): Pass location to
12810 c_parser_omp_variable_list.
12811 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
12812 (c_parser_omp_clause_untied): Same.
12813 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
12814 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
12816 * c-tree.h (check_for_loop_decls, undeclared_variable,
12817 build_component_ref, build_array_ref, build_external_ref,
12818 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
12819 build_conditional_expr, build_compound_expr, c_cast_expr,
12820 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
12821 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
12823 * c-semantics.c (build_stmt): Same.
12824 (build_case_label): Same.
12825 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
12826 (undeclared_variable): New argument.
12827 (make_label): Same.
12828 (lookup_label): Pass location on down.
12829 (define_label): Same.
12830 (finish_decl): Same.
12831 (build_compound_literal): Same.
12832 (finish_struct): Same.
12833 (finish_function): Do not set location here.
12834 (check_for_loop_decls): New argument.
12835 * tree.c (save_expr): Set location.
12836 (build_empty_stmt): New argument.
12837 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
12838 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
12839 * builtins.c (gimplify_va_arg_expr): Use locations.
12840 (expand_builtin_sync_operation): Same.
12841 * c-typeck.c (build_component_ref): New argument.
12842 (build_array_ref): Same.
12843 (build_external_ref): Same.
12844 (c_expr_sizeof_expr): Same.
12845 (c_expr_sizeof_type): Same.
12846 (parser_build_unary_op): Same.
12847 (build_conditional_expr): Same.
12848 (build_compound_expr): Pass location on down.
12849 (build_compound_expr): New argument.
12850 (build_c_cast): Same.
12851 (c_cast_expr): Same.
12852 (build_asm_expr): Same.
12853 (c_finish_return): Same.
12854 (c_process_expr_stmt): Pass location on down.
12855 (c_finish_stmt_expr): New argument.
12856 (push_clenaup): Same.
12857 (c_finish_omp_parallel): Same.
12858 (c_finish_omp_task): Same.
12859 * gimplify.c (gimplify_call_expr): Pass location on down.
12860 * c-omp.c (c_finish_omp_master): New argument.
12861 (c_finish_omp_critical): Same.
12862 (c_finish_omp_ordered): Same.
12863 (c_finish_omp_barrier): Same.
12864 (-c_finish_omp_taskwait): Same.
12865 (c_finish_omp_atomic): Same.
12866 (c_finish_omp_flush): Same.
12867 * tree-inline.c (copy_tree_body_r): Pass location on down.
12868 (inline_forbidden_p): Remove use of input_location.
12869 * c-gimplify.c (c_build_bind_expr): New argument.
12870 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
12871 (c_sizeof_or_alignof_type): New argument.
12872 (c_alignof_expr): Same.
12873 (build_va_arg): Same.
12874 (c_add_case_label): Same.
12875 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
12876 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
12877 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
12878 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
12879 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
12880 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
12882 * stub-objc.c (objc_build_selector_expr): Same.
12883 (objc_build_throw_stmt): Same.
12884 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
12885 (c_parser_initelt): Same.
12886 (c_parser_compound_statement): Same.
12887 (c_parser_compound_statement_nostart): Same.
12888 (c_parser_label): Same.
12889 (c_parser_statement_after_labels): Same.
12890 (c_parser_if_body): Same.
12891 (c_parser_else_body): Same.
12892 (c_parser_if_statement): Same.
12893 (c_parser_switch_statement): Same.
12894 (c_parser_while_statement): Same.
12895 (c_parser_do_statement): Same.
12896 (c_parser_for_statement): Same.
12897 (c_parser_asm_statement): Same.
12898 (c_parser_conditional_expression): Same.
12899 (c_parser_binary_expression): Same.
12900 (c_parser_cast_expression): Same.
12901 (c_parser_unary_expression): Same.
12902 (c_parser_sizeof_expression): Same.
12903 (c_parser_alignof_expression): Same.
12904 (c_parser_postfix_expression): Same.
12905 (c_parser_expression): Same.
12906 (c_parser_objc_receiver): Same.
12907 (c_parser_omp_variable_list): Same.
12908 (c_parser_omp_structured_block): Same.
12909 (c_parser_omp_atomic): New argument.
12910 (c_parser_omp_barrier): Same.
12911 (c_parser_omp_critical): Same.
12912 (c_parser_omp_flush): Pass location on down.
12913 (c_parser_omp_for_loop): New argument.
12914 (c_parser_omp_for): Same.
12915 (c_parser_omp_master): Same.
12916 (c_parser_omp_ordered): Same.
12917 (c_parser_omp_sections_scope): Same.
12918 (c_parser_omp_sections): Same.
12919 (c_parser_omp_parallel): Same.
12920 (c_parser_omp_single): Same.
12921 (c_parser_omp_task): Same.
12922 (c_parser_omp_taskwait): Pass location on down.
12923 (c_parser_omp_construct): Same.
12924 (c_parser_omp_threadprivate): Same.
12925 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
12926 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
12927 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
12928 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
12929 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
12930 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
12931 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
12932 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
12933 config/i386/i386.c, stmt.c:
12934 Add location argument to the following function definitions and/or
12935 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
12936 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
12937 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
12938 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
12939 do_case, c_finish_bc_stmt, build_compound_literal,
12940 build_function_call.
12941 * c-decl.c (build_compound_literal): Add location argument.
12942 Make all diagnostic calls use location.
12943 (start_struct): Same.
12944 (finish_struct): Same.
12945 (start_enum): Same.
12946 (build_enumerator): Same.
12947 (start_function): Same.
12948 (grokdeclarator): Make all diagnostic calls use location.
12949 (store_parm_decls_oldstyle): Same.
12950 * c-typeck.c (build_function_call): Add location argument.
12951 Make all diagnostic calls use location.
12953 (c_finish_bc_stmt): Same.
12954 * tree-nested.c (get_trampoline_type): Add argument.
12955 Pass location to build_decl.
12956 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
12957 * rtl.h (RTL_LOCATION): New.
12958 * c-common.c (c_add_case_label): Add location argument.
12959 Make all diagnostic calls use location.
12960 * c-common.h: Add location argument to make_fname_decl, do_case,
12961 c_add_case_label, build_function_call, resolve_overloaded_builtin.
12962 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
12963 Set it appropriately for every case. Pass enum_loc to start_enum
12964 call. Pass value_loc first to build_enumerator. Pass enum_loc to
12966 (c_parser_struct_or_union_specifier): Save location. Use it for
12967 start_struct, finish_struct, and parser_xref_tag.
12969 2009-06-12 Ian Lance Taylor <iant@google.com>
12971 * fold-const.c (fold_unary): Rename local variable and to and_expr.
12973 * c-opts.c (c_common_handle_option): For -Wc++-compat set
12974 cpp_opts->warn_cxx_operator_names.
12976 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
12979 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
12980 is returns NULL and OP is a VCE, look through the VCE.
12982 2009-06-12 Ian Lance Taylor <iant@google.com>
12985 * collect2.c (main): Use CONST_CAST2 in code inside #if
12986 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
12988 2009-06-12 Joey Ye <joey.ye@intel.com>
12990 PR middle-end/39146
12991 * cfgexpand.c (get_decl_align_unit): Update
12992 max_used_stack_slot_alignment with align instead of
12993 stack_alignment_needed.
12995 * function.c (assign_stack_local_1): Update
12996 max_used_stack_slot_alignment with alignment_in_bits instead
12997 of stack_alignment_needed.
12998 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
13001 2009-06-12 Jakub Jelinek <jakub@redhat.com>
13003 * dwarf2out.c (last_var_location_insn): New variable.
13004 (dwarf2out_end_epilogue): Clear last_var_location_insn.
13005 (dwarf2out_var_location): Don't record anything after last real
13006 insn. Only change labels if there were any real instructions
13007 in between last note and this one, or if changed sections.
13009 2009-06-11 Richard Henderson <rth@redhat.com>
13011 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
13012 note when storing the frame pointer in a register.
13013 (FRP): Don't redefine to nothing for epilogue.
13014 (alpha_expand_epilogue): Mark register and sp restores.
13015 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
13017 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
13018 when gen_lowpart is needed.
13020 2009-06-11 Richard Henderson <rth@redhat.com>
13022 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
13024 * dwarf2out.c (need_data_align_sf_opcode): New.
13025 (div_data_align): Move earlier.
13026 (def_cfa_1, reg_save): Use it.
13028 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
13030 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
13031 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
13032 (ix86_handle_option): Handle OPT_mcrc32.
13033 (ix86_target_string): Add -mcrc32.
13034 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
13036 * config/i386/i386.h (TARGET_CRC32): New.
13038 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
13039 (sse4_2_crc32di): Likewise.
13041 * config/i386/i386.opt (mcrc32): New.
13043 * doc/invoke.texi: Document -mcrc32.
13045 2009-06-11 Richard Henderson <rth@redhat.com>
13047 * common.opt (gdwarf-): Accept a version number.
13048 * doc/invoke.texi (gdwarf-): Update docs.
13049 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
13050 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
13051 version level, and record it.
13053 * dwarf2.h (DW_CIE_VERSION): Remove.
13054 * dwarf2out.c (DWARF_VERSION): Remove.
13055 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
13056 (output_call_frame_info): Use CIE version 3 for dwarf3,
13057 or if the return register column is out of range for version 1.
13058 (dwarf_stack_op_name): Add all dwarf3 values.
13059 (DEBUG_PUBTYPES_SECTION): New.
13060 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
13061 encoding change for dwarf3.
13062 (output_die) [dw_val_class_die_ref]: Likewise.
13063 (output_compilation_unit_header): Emit correct version for dwarf3.
13064 (output_line_info): Likewise.
13065 (output_pubnames): Update for DWARF_VERSION removal.
13066 (output_aranges): Likewise.
13067 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
13068 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
13069 (dwarf2out_finish): Likewise.
13071 2009-06-11 David Daney <ddaney@caviumnetworks.com>
13073 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
13076 2009-06-11 David Daney <ddaney@caviumnetworks.com>
13079 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
13080 * builtins.c (expand_builtin_unreachable): New function.
13081 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
13082 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
13083 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
13085 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
13086 searching for missing barriers.
13088 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
13090 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
13091 when -fprofile-generate* was passed.
13092 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
13094 2009-06-11 Anthony Green <green@moxielogic.com>
13096 * config/moxie/moxie.md: Define length attribute for all instructions.
13098 (*b<cond:code>): Support limited branch ranges for new PC-relative
13099 branch instructions.
13100 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
13102 2009-06-11 Jakub Jelinek <jakub@redhat.com>
13104 * config/i386/i386.c (min_insn_size): Use get_attr_length
13105 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
13106 For __asm return 0.
13108 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
13109 instead of emit_insn_before.
13111 2009-06-10 Ian Lance Taylor <iant@google.com>
13114 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
13117 2009-06-10 Revital Eres <eres@il.ibm.com>
13119 * passes.c (init_optimization_passes): Reschedule
13120 predictive-commoning pass before complete unroll pass.
13122 2009-06-10 Martin Jambor <mjambor@suse.cz>
13124 * cgraph.c (cgraph_node_can_be_local_p): New function.
13125 (cgraph_make_node_local): New function.
13126 * cgraph.h (cgraph_node_can_be_local_p): Declare.
13127 (cgraph_make_node_local): Declare.
13129 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
13131 * tree.h (tree_base): Add packed_flag and user_align fields.
13132 Decrease size of spare field.
13133 (TYPE_USER_ALIGN): Use user_align from tree_base.
13134 (DECL_USER_ALIGN): Likewise.
13135 (TYPE_PACKED): Use packed_flag from tree_base.
13136 (DECL_PACKED): Likewise.
13137 (tree_type): Delete packed_flag and user_align fields. Widen
13138 precision field. Widen mode field and shuffle fields to align
13139 mode on an 8-bit boundary.
13140 (tree_decl_common): Delete decl_flag_1 and user_align fields.
13141 Renumber decl_flag_* fields. Fix comments. Widen
13142 decl_common_unused field.
13143 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
13144 (DECL_EXTERNAL): Likewise.
13145 (DECL_BIT_FIELD): Likewise.
13146 (DECL_NONADDRESSABLE_P): Likewise.
13147 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
13148 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
13150 2009-06-10 Ian Lance Taylor <iant@google.com>
13152 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
13153 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
13154 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
13155 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
13156 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
13157 DEF_VEC_ALLOC_FUNC_P.
13158 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
13159 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
13160 DEF_VEC_ALLOC_FUNC_O.
13161 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
13162 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
13163 DEF_VEC_ALLOC_FUNC_I.
13164 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
13165 (vec_stack_p_reserve_exact_1): Declare.
13166 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
13167 (vec_stack_free): Declare.
13168 (VEC_stack_alloc): Define.
13169 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
13170 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
13171 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
13172 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
13174 (stack_vecs): New static variable.
13175 (vec_stack_p_reserve_exact_1): New function.
13176 (vec_stack_o_reserve_1): New static function.
13177 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
13178 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
13179 (vec_stack_free): New function.
13180 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
13181 (VEC_df_ref_stack_alloc): Define.
13182 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
13183 DEF_VEC_ALLOC_P_STACK.
13184 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
13185 (struct df_collection_rec): Change _vec fields to VEC. Remove
13187 (df_free_collection_rec): Adjust for new fields.
13188 (df_insn_rescan): Use new df_collection_rec fields.
13189 (df_notes_rescan, df_canonize_collection_rec): Likewise.
13190 (df_ref_create_structure, df_ref_record): Likewise.
13191 (df_get_conditional_uses, df_get_call_refs): Likewise.
13192 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
13193 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
13194 (df_record_exit_block_uses, df_bb_verify): Likewise.
13195 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
13196 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
13197 Remove count parameter. Change return type to void. Change all
13199 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
13200 Remove count parameter. Change return type to void. Change all
13202 (df_install_refs): Change old_vec parameter to VEC. Remove count
13203 parameter. Change all callers.
13204 (df_install_mws): Change old_vec parameter to VEC. Remove count
13205 parameter. Change all callers.
13206 (df_refs_verify): Change new_rec parameter to VEC. Change call
13208 (df_mws_verify): Likewise.
13210 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
13212 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
13214 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
13216 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
13218 2009-06-10 Anthony Green <green@moxielogic.com>
13220 * config/moxie/crti.asm: New file.
13221 * config/moxie/crtn.asm: New file.
13222 * config/moxie/moxie.c: New file.
13223 * config/moxie/moxie.h: New file.
13224 * config/moxie/sfp-machine.h: New file.
13225 * config/moxie/moxie-protos.h: New file.
13226 * config/moxie/t-moxie: Created.
13227 * config/moxie/t-moxie-softfp: Created.
13228 * config/moxie/moxie.md: Created.
13229 * config/moxie/constraints.md: Created.
13230 * config.gcc: Add moxie support.
13231 * doc/md.texi (Machine Constraints): Add moxie constraints.
13232 * doc/contrib.texi (Contributors): Mention moxie port.
13233 * doc/install.texi (Specific): Mention the moxie port.
13235 2009-06-09 Ian Lance Taylor <iant@google.com>
13237 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
13238 compiling with C++.
13239 * optabs.c (optab_table): Only use designated initializers if
13240 HAVE_DESIGNATED_INITIALIZERS is defined.
13241 (convert_optab_table): Likewise.
13242 (init_optabs): Always call init_insn_codes if
13243 HAVE_DESIGNATED_INITIALIZERS is not defined.
13245 2009-06-09 Ian Lance Taylor <iant@google.com>
13247 * targhooks.c (default_builtin_vectorized_function): Change fn
13248 parameter to unsigned int.
13249 (default_builtin_vectorized_conversion): Change code parameter to
13251 (default_builtin_reciprocal): Change fn parameter to unsigned int.
13252 * targhooks.h: Update declarations.
13253 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
13254 parameter to unsigned int.
13256 * c-typeck.c (comptypes_check_enum_int): New static function.
13257 (comptypes_internal): Add enum_and_int_p parameter. Change all
13259 (comp_target_types): Add location parameter. Change all callers.
13260 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
13261 Change all callers.
13262 (function_types_compatible_p, type_lists_compatible_p): Likewise.
13263 (build_conditional_expr): Add colon_loc parameter. Change all
13265 (convert_for_assignment): Add location parameter. Change all callers.
13266 * c-parser.c (c_parser_conditional_expression): Pass location of
13267 colon to build_conditional_expr.
13268 * c-tree.h (build_conditional_expr): Update declaration.
13270 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
13272 * graphite.c: Revert previous patch.
13274 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
13277 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
13279 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
13281 * tree-ssa-loop-prefetch.c
13282 (loop_prefetch_arrays): Fixed a portability problem in printf format
13285 2009-06-09 Martin Jambor <mjambor@suse.cz>
13287 PR tree-optimization/40351
13288 * tree-sra.c (propagate_subacesses_accross_link): Check that a
13289 refrence to a potential artifical subaccess can be constructed.
13291 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
13293 * config/sh/sh-protos.h (sh_optimization_options): Declare.
13294 (sh_override_options): Likewise.
13295 * config/sh/sh.c: Include params.h.
13296 (sh_optimization_options): New.
13297 (sh_override_options): Likewise.
13298 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
13299 (OVERRIDE_OPTIONS): Use sh_override_options.
13301 2009-06-08 Jakub Jelinek <jakub@redhat.com>
13303 * dwarf2out.c (emit_cfa_remember): New variable.
13304 (add_fde_cfi): If emit_cfa_remember, recurse to add
13305 DW_CFA_remember_state first.
13306 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
13307 instead just set emit_cfa_remember.
13309 2009-06-08 Jan Hubicka <jh@suse.cz>
13312 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
13314 2009-06-08 Jan Hubicka <jh@suse.cz>
13316 PR middle-end/39834
13317 * cgraphunit.c (save_inline_function_body): Do not copy transform
13318 hooks for saved inline bodies.
13319 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
13320 for given function.
13322 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
13324 * jump.c (returnjump_p): Handle delayed branches. Add missing
13327 2009-06-08 Jan Hubicka <jh@suse.cz>
13329 PR middle-end/40102
13330 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
13331 original node might've been modified.
13332 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
13334 2009-06-08 Jakub Jelinek <jakub@redhat.com>
13336 * tree-object-size.c (addr_object_size): Add OSI argument.
13337 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
13338 (compute_builtin_object_size, expr_object_size): Adjust callers.
13339 (plus_stmt_object_size): Call addr_object_size instead of
13340 compute_builtin_object_size.
13342 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
13343 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13345 * tree-ssa-loop-prefetch.c
13346 (gather_memory_references): Introduced a counter for the number of
13348 (anything_to_prefetch_p): Introduced a counter for the number of
13350 (is_loop_prefetching_profitable): New function with a cost model
13352 (loop_prefetch_arrays): Use the new cost model to determine if
13353 prefetching is profitable.
13354 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
13355 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
13356 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
13357 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
13358 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
13359 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
13361 2009-06-08 Michael Matz <matz@suse.de>
13364 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
13365 partitions use the same.
13366 (expand_one_var): Deal with DECL_RTL sometimes begin set also
13367 for basevars of SSA_NAMEs.
13368 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
13369 to not expand them twice.
13370 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
13373 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
13375 * common.opt (fcompare-debug=, fcompare-debug-second): New.
13376 (fdump-final-insns=, gtoggle): New.
13377 * doc/invoke.texi: Document them.
13378 * final.c (rest_of_clean_state): Dump final insn stream.
13379 * gcc.c (invoke_as): Hook in -fcompare-debug.
13380 (static_spec_functions): Add compare-debug-dump-opt,
13381 compare-debug-self-opt and compare-debug-auxbase-opt.
13382 (compare_debug, compare_debug_second, compare_debug_opt): New.
13383 (switches_debug_check, n_switches_debug_check): New.
13384 (debug_auxbase_opt, debug_check_temp_file): New.
13385 (process_command): Handle -fno-compare-debug, -fcompare-debug and
13387 (do_self_spec): Handle arguments after switches.
13388 (do_spec_1): Add .gk extension to temp file basenames for compare.
13389 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
13390 (cc1_options): Use it instead of normal auxbase computation for
13391 the second compare-debug compilation.
13392 (compare_files): New.
13393 (main): Set up and implement compare debug mode.
13394 (compare_debug_dump_opt_spec_function): New.
13395 (compare_debug_self_opt_spec_function): New.
13396 (compare_debug_auxbase_opt_spec_function): New.
13397 * toplev.c (process_options): Handle flag_gtoggle,
13398 flag_dump_final_insns.
13399 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
13400 during -fcompare-debug-second compilation.
13402 2009-06-07 Ian Lance Taylor <iant@google.com>
13404 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
13405 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
13407 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
13408 with no default node. Change warning with %H to warning_at.
13409 Don't clear warn_switch around case checking.
13410 * doc/invoke.texi (Warning Options): Clarify distinction between
13411 -Wswitch and -Wswitch-enum.
13413 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13415 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
13417 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13419 * gbl-ctors.h: Add header guard.
13421 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13423 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
13424 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
13425 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
13426 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
13427 prototypes for removed functions.
13428 (expressions_equal_p): Move to ...
13429 * tree-ssa-sccvn.h: ... here and ...
13430 * matrix-reorg.c: ... adjust includes.
13432 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13434 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
13436 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13438 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
13439 (finish_function): Remove erroneous whitespace.
13441 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13443 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
13444 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
13446 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13448 * errors.c (internal_error): Commentary typo fix.
13449 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
13450 * tree-ssa-pre.c: Ditto.
13452 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13454 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
13455 them is supposed to hold actual statements.
13457 2009-06-06 Ian Lance Taylor <iant@google.com>
13459 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
13460 empty statements can now have attributes.
13462 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
13464 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
13465 * config/mips/mips.md: Ditto.
13467 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
13469 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
13471 (__eabi_uconvert): Likewise.
13473 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
13475 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
13476 CFI_* definitions with IN_GCC.
13478 2009-06-05 David Edelsohn <edelsohn@gnu.org>
13480 * xcoffout.h (xcoffout_source_line): Update prototype.
13482 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13484 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
13485 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
13487 2009-06-05 Jakub Jelinek <jakub@redhat.com>
13489 PR middle-end/40340
13490 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
13491 inlined_function_outer_scope_p blocks for artificial inlines
13493 * tree.c (tree_nonartificial_location): Rewrite using
13494 block_nonartificial_location.
13496 2009-06-05 Revital Eres <eres@il.ibm.com>
13497 Leehod Baruch <leehod@il.ibm.com>
13499 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
13500 (expand_expr_real_1): Remove comment.
13501 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
13502 Vectorize misaligned access when the target supports it.
13503 (vect_supportable_dr_alignment): Check for unaligned access support.
13504 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
13507 2009-06-05 Julian Brown <julian@codesourcery.com>
13509 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
13510 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
13512 2009-06-05 Richard Guenther <rguenther@suse.de>
13515 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
13516 as possibly unused.
13518 2009-06-05 Jakub Jelinek <jakub@redhat.com>
13520 * config/s390/s390.c (global_not_special_regno_p): New static inline.
13521 (save_gprs): Don't tell unwinder when a global register is saved.
13522 (s390_emit_epilogue): Emit needed epilogue unwind info.
13524 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
13526 * dwarf2out.c (deferred_asm_name): New.
13527 (add_name_and_src_coords_attributes): Defer creation of
13528 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
13530 (move_linkage_attr): New.
13531 (dwarf2out_finish): Revisit deferrals and emit attributes at the
13534 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
13536 * tree-nested.c (finalize_nesting_tree_1): Declare the
13537 frame_decl in the binding tree.
13539 2009-06-04 Cary Coutant <ccoutant@google.com>
13541 * basic-block.h (struct basic_block_def): Add discriminator field.
13542 * dbxout.c (dbxout_source_line): Add new parameter. Change all
13544 * debug.c (do_nothing_debug_hooks): Add additional entry.
13545 (debug_nothing_int_charstar_int): New function.
13546 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
13547 (debug_nothing_int_charstar_int): New declaration.
13548 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
13549 discriminator value in .loc directive.
13550 * final.c (last_discriminator): New variable.
13551 (discriminator): New variable.
13552 (final_start_function): Initialize above variables, pass current
13553 discriminator to debug hook.
13554 (notice_source_line): Check for discriminator change.
13555 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
13556 * sdbout.c (sdbout_source_line): New parameter.
13557 * tree-cfg.c (struct locus_discrim_map): New structure type.
13558 (discriminator_per_locus): New hash table.
13559 (build_gimple_cfg): Allocate and free discriminator hash table.
13560 (make_edges): Call assign_discriminator.
13561 (locus_map_hash): New function.
13562 (locus_map_eq): New function.
13563 (next_discriminator_for_locus): New function.
13564 (same_line_p): New function.
13565 (assign_discriminator): New function.
13566 (make_cond_expr_edges): Call assign_discriminator.
13567 (make_gimple_switch_edges): Likewise.
13568 (first_non_label_stmt): New function.
13569 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
13571 * xcoffout.c (xcoffout_source_line): Add new parameter.
13573 * configure.ac (gcc_cv_as_discriminator): New configury check for
13574 gas support for discriminator.
13575 * configure: Regenerate.
13576 * config.in: Regenerate.
13578 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13580 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
13581 val after checking for integers.
13583 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
13585 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
13587 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
13588 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
13589 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
13590 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
13591 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
13592 X64_SSE_REGPARM_MAX.
13593 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
13594 X64_SSE_REGPARM_MAX.
13596 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
13598 * gcc.c (report_times_to_file): New.
13599 (execute): Implement it.
13600 (process_command): Support -time=.
13601 * doc/invoke.texi: Document it.
13603 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
13605 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
13606 that have value exprs.
13608 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
13610 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
13611 declarations for constants until...
13612 (dw2_output_indirect_constant_1): ... this point.
13614 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
13617 * arm.md (arm_addsi3): Don't try to split an add with an
13618 eliminable register until after reload has completed.
13620 2009-06-03 Ian Lance Taylor <iant@google.com>
13622 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
13623 * genattrtab.c (write_length_unit_log): Likewise.
13624 * genchecksum.c (dosum): Likewise.
13625 * gengtype.c (write_rtx_next): Likewise.
13626 (finish_root_table, write_roots): Likewise.
13627 * gimple.c (gimple_ops_offset_): Likewise.
13628 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
13629 * config/arc/arc.c (arc_attribute_table): Likewise.
13630 * config/arm/arm.c (arm_attribute_table): Likewise.
13631 * config/avr/avr.c (avr_attribute_table): Likewise.
13632 * config/crx/crx.c (crx_attribute_table): Likewise.
13633 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
13634 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
13635 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
13636 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
13637 * config/sh/sh.c (sh_attribute_table): Likewise.
13638 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
13639 * config/spu/spu.c (spu_attribute_table): Likewise.
13640 * config/v850/v850.c (v850_attribute_table): Likewise.
13642 * config/alpha/alpha.c (vms_attribute_table): Make static.
13643 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
13644 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
13645 * config/mips/mips.c (mips_attribute_table): Likewise.
13647 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
13649 (cc1-checksum.o): Likewise.
13651 2009-06-03 Steve Ellcey <sje@cup.hp.com>
13653 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
13655 2009-06-03 Jakub Jelinek <jakub@redhat.com>
13657 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
13658 insn if it is changing sp. Use gen_add3_insn instead of
13659 conditionally gen_addsi3 and gen_adddi3.
13660 (offset_below_red_zone_p): New static inline function.
13661 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
13662 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
13663 * config/rs6000/ppc-asm.h: Include auto-host.h.
13664 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
13665 CFI_RESTORE): Define.
13666 * config/rs6000/crtresxgpr.asm: Add unwind info.
13667 * config/rs6000/crtresxfpr.asm: Likewise.
13668 * config/rs6000/crtresgpr.asm: Likewise.
13669 * config/rs6000/crtresfpr.asm: Likewise.
13670 * config/rs6000/crtsavgpr.asm: Likewise.
13671 * config/rs6000/crtsavfpr.asm: Likewise.
13673 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
13674 argument of DWARF2_FRAME_REG_OUT macros.
13676 2009-06-03 Julian Brown <julian@codesourcery.com>
13678 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
13679 words or less (including TImode) in core registers.
13681 2009-06-03 Richard Guenther <rguenther@suse.de>
13683 PR middle-end/40328
13684 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
13686 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
13688 * statistics.c (statistics_counter_event): Do not record event
13689 in pass dump if its number == -1.
13690 (curr_statistics_hash): Add assert that we never get passes
13691 with static number == -1.
13693 2009-06-03 Richard Guenther <rguenther@suse.de>
13694 Andrey Belevantsev <abel@ispras.ru>
13696 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
13697 non-BLKmode arrays addressable.
13699 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
13701 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
13702 * config/m68k/m68k.h: ... here.
13704 2009-06-03 Martin Jambor <mjambor@suse.cz>
13706 PR tree-optimization/40323
13707 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
13710 2009-06-03 Richard Guenther <rguenther@suse.de>
13712 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
13715 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
13717 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
13718 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
13719 JUMP_TABLE_DATA_P where applicable.
13720 * config/sh/sh.c: Ditto.
13721 * config/sh/sh.h: Ditto.
13722 * config/sh/sh.md: Ditto.
13723 * config/sh/symbian.c: Ditto.
13725 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
13727 * config/i386/driver-i386.c (describe_cache): Optimize
13728 concatenation of strings. Use snprintf instead of sprintf.
13729 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
13730 target when not compiling with GCC.
13732 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
13734 * config/sh/sh.c: Revert last change.
13735 (sh_expand_epilogue): Emit a blockage insn before the frame
13736 pointer adjustment unconditionally.
13738 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
13740 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
13741 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
13742 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
13743 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
13744 to COLLECT_GCC_OPTIONS.
13746 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
13748 * collect2.c (target_system_root): New variable.
13749 (main): Handle --sysroot=.
13750 (ignore_library): Strip the sysroot from the library path.
13752 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
13754 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
13755 (collect2.o): Depend on collect2-aix.h.
13756 (collect2-aix.o): New rule.
13757 * collect2-aix.h: New file.
13758 * collect2-aix.c: Likewise.
13759 * collect2.c: Include collect2-aix.h. Don't undefine
13760 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
13761 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
13762 Use TARGET_AIX_VERSION instead of _AIX51.
13763 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
13764 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
13765 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
13766 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
13767 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
13769 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
13771 * collect2.c (ignore_library): Avoid premature post-increment
13772 and null deference.
13774 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
13776 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
13777 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
13778 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
13779 CROSS_DIRECTORY_STRUCTURE too.
13780 (LINK_LIBG_SPEC): Likewise.
13781 (LIB_SPEC): Add %R to sysroot paths.
13782 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
13783 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
13784 * config/rs6000/aix51.h: As for aix43.h.
13785 * config/rs6000/aix52.h: Likewise.
13786 * config/rs6000/aix53.h: Likewise.
13787 * config/rs6000/aix61.h: Likewise.
13788 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
13789 to the beginning of sysroot paths.
13791 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
13793 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
13794 INSN_LISTs that are out of the REG_NOTE range.
13796 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
13798 * loop-unroll.c (struct iv_to_split): Add pointer to next.
13799 (struct var_to_expand): Likewise.
13800 (struct opt_info): Add head and tail for linked lists of the above.
13801 (analyze_insn_to_expand_var): Initialize next.
13802 (analyze_iv_to_split_insn): Likewise.
13803 (analyze_insns_in_loop): Create linked lists.
13804 (allocate_basic_variable): Simplify for use without hash table.
13805 (insert_var_expansion_initialization): Likewise, make it type-safer.
13806 (combine_var_copies_in_loop_exit): Likewise.
13807 (apply_opt_in_copies): Walk lists rather than hash tables.
13808 (release_var_copies): Simplified and inlined by hand into...
13809 (free_opt_info): ... this function.
13811 2009-06-02 Richard Guenther <rguenther@suse.de>
13813 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
13816 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
13818 * cfgexpand.c (gimple_expand_cfg): Discard the source location
13819 only for builtins that are not overridden.
13821 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
13823 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
13826 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
13828 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
13830 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
13832 * combine.c (move_deaths): Compare LUIDs within the same BB only.
13834 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
13836 * common.opt (fdump-unnumbered-links): New.
13837 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
13838 * print-rtl.c (flag_dump_unnumbered_links): New.
13839 (print_rtx): Test it.
13841 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
13843 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
13844 push/pop multiple to 8-byte alignment.
13846 2009-06-01 Jakub Jelinek <jakub@redhat.com>
13848 * config/i386/i386.c (queued_cfa_restores): New static variable.
13849 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
13851 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
13852 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
13853 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
13854 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
13855 note unconditionally.
13856 (ix86_emit_restore_regs_using_mov): Likewise.
13857 (ix86_emit_restore_sse_regs_using_mov): Likewise.
13858 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
13859 it through to ix86_emit_restore_reg_using_pop.
13860 (ix86_emit_leave): Add RED_OFFSET argument. Call
13861 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
13862 instead of adding REG_CFA_OFFSET note unconditionally.
13863 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
13864 the above functions. Call ix86_add_queued_cfa_restore_notes when
13867 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
13868 force output of the label even for dwarf2out_do_cfi_asm.
13869 (add_fde_cfi): If -g2 and above and cfi might change CFA,
13870 force creation of CFI label and chain DW_CFA_set_loc jumping to it
13871 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
13873 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
13874 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
13875 dwarf2out_cfi_label callers.
13876 * tree.h (dwarf2out_cfi_label): Adjust prototype.
13877 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
13878 Adjust dwarf2out_cfi_label callers.
13879 * config/vax/vax.c (vax_output_function_prologue): Likewise.
13881 * config/i386/i386.h (struct machine_cfa_state,
13882 struct machine_function): Guard with ifndef USED_FOR_TARGET
13883 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
13886 * emutls.c (__emutls_get_address): Change arr->size to mean number
13887 of allocated arr->data entries instead of # of slots + 1.
13889 PR middle-end/40316
13890 * recog.c (peep2_reinit_state): New function.
13891 (peephole2_init_state): Use it at the end of a basic block and also
13892 when seeing a RTX_FRAME_RELATED_P insn.
13894 2009-06-01 Steve Ellcey <sje@cup.hp.com>
13896 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
13897 fixuns_truncrfdi2): New.
13898 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
13899 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
13900 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
13901 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
13902 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
13903 *recip_approx): Remove.
13904 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
13905 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
13906 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
13908 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
13911 2009-06-01 Ian Lance Taylor <iant@google.com>
13913 * attribs.c (register_attribute): Use CONST_CAST.
13914 * collect2.c (main): Use CONST_CAST2.
13915 (scan_prog_file): Likewise.
13916 * gcc.c (process_command, main): Likewise.
13917 * toplev.c (toplev_main): Likewise.
13919 * c-typeck.c (handle_warn_cast_qual): New static function,
13920 partially broken out of build_c_cast.
13921 (build_c_cast): Call handle_warn_cast_qual.
13922 * doc/invoke.texi (Warning Options): Document new effect of
13925 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
13927 * diagnostic.c (diagnostic_build_prefix): Always print columns.
13928 (diagnostic_report_current_module): Print columns.
13929 * common.opt (flag_show_column): Enable by default.
13931 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
13933 * alias.c (find_base_term): Check for NULL term before returning.
13935 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
13937 Revert due to PR40320:
13938 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
13939 * calls.c (emit_library_call_value_1): Don't force_operand for move
13942 2009-06-01 Olivier Hainque <hainque@adacore.com>
13943 Eric Botcazou <ebotcazou@adacore.com>
13945 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
13946 to be processed as a bitfield for constructor output purposes.
13947 * output.h (initializer_constant_valid_for_bitfield_p): Declare
13949 * varasm.c (oc_local_state): New type, output_constructor
13950 local state to support communication with helpers.
13951 (oc_outer_state): New type, output_constructor outer state of
13952 relevance in recursive calls.
13953 (output_constructor_array_range): New output_constructor helper,
13954 extracted code for an array range element.
13955 (output_constructor_regular_field): New output_constructor helper,
13956 extracted code for an element that is not a bitfield.
13957 (output_constructor_bitfield): New output_constructor helper,
13958 extracted code for a bitfield element. Accept an OUTER state
13959 argument for recursive processing. Recurse on record or array
13960 CONSTRUCTOR values, possibly past noop conversions.
13961 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
13962 VALUE is a valid constant-valued expression for use in a static
13963 bit-field initializer.
13964 (output_constructor): Rework to use helpers. Accept and honor an
13965 OUTER state argument for recursive calls. Return total size. Be
13966 prepared for nested constructors initializing bitfields.
13967 (output_constant): Feed OUTER in calls to output_constructor.
13969 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
13971 * calls.c (emit_library_call_value_1): Don't force_operand for move
13974 2009-06-01 Nick Clifton <nickc@redhat.com>
13976 * doc/invoke.texi (IA-64 Options): Fix typo.
13978 2009-06-01 Ira Rosen <irar@il.ibm.com>
13980 PR tree-optimization/39129
13981 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
13983 (vect_do_peeling_for_loop_bound): Use
13984 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
13985 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
13986 (vect_loop_versioning): Likewise.
13987 (vect_create_cond_for_alias_checks): Fix indentation.
13988 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
13990 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
13991 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
13992 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
13993 "control flow in loop".
13994 (vect_estimate_min_profitable_iters): Use
13995 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
13996 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
13997 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
13998 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
13999 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
14000 statement belongs to a group of strided accesses with the exact code
14002 (vectorizable_load): Likewise.
14003 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
14004 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
14006 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
14008 * config/freebsd-stdint.h: New file.
14009 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
14010 Add freebsd-stdint.h to tm_file.
14012 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
14014 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
14015 (thumb2_extendhidi2): Likewise.
14017 2009-05-31 Ian Lance Taylor <iant@google.com>
14019 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
14021 2009-05-31 Ian Lance Taylor <iant@google.com>
14023 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
14024 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
14025 (ipa-reference.o): Depend upon gt-ipa-reference.h.
14027 2009-05-31 Jason Merrill <jason@redhat.com>
14029 * tree-pretty-print.c (print_call_name): Take the callee, not the
14030 call itself. Make non-static. Use dump_function_name for functions.
14031 (dump_generic_node): Adjust.
14032 * diagnostic.h: Declare print_call_name.
14033 * gimple-pretty-print.c (dump_gimple_call): Use it.
14035 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
14037 * config/sh/sh.md (ashldi3_std): New define_expand.
14040 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
14043 * config/sh/sh.c: Include debug.h.
14044 (sh_expand_epilogue): Emit a blockage insn before the frame
14045 pointer adjustment also when dwarf2out_do_frame returns true.
14047 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
14049 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
14050 (thumb2_extendqidi2): New pattern.
14052 2009-05-31 Ira Rosen <irar@il.ibm.com>
14054 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
14055 mark phis for renaming.
14056 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
14057 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
14058 Call mark_sym_for_renaming.
14059 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
14060 * tree-vect-loop.c (vect_transform_loop): Remove
14061 vect_memsyms_to_rename initialization and a call to
14062 mark_set_for_renaming.
14064 2009-05-31 Jakub Jelinek <jakub@redhat.com>
14066 PR middle-end/40304
14067 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
14068 frame related even if !set_cfa && style < 0.
14070 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
14072 * config/i386/mingw-tls.c: New file.
14073 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
14074 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
14075 defining _WIN32 but not __CYGWIN__.
14077 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14079 * configure.ac: Add MPC support.
14081 * config.in, configure: Regenerate.
14083 2009-05-29 Richard Henderson <rth@redhat.com>
14085 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
14086 NOTE_INSN_BASIC_BLOCK.
14087 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
14088 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
14089 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
14091 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
14093 (add_cfi): Disable check redefining cfa away from drap.
14094 (lookup_cfa_1): Add remember argument; handle remember/restore.
14095 (lookup_cfa): Pass remember argument.
14096 (cfa_remember): New.
14097 (compute_barrier_args_size_1): Remove sibcall check.
14098 (dwarf2out_frame_debug_def_cfa): New.
14099 (dwarf2out_frame_debug_adjust_cfa): New.
14100 (dwarf2out_frame_debug_cfa_offset): New.
14101 (dwarf2out_frame_debug_cfa_register): New.
14102 (dwarf2out_frame_debug_cfa_restore): New.
14103 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
14104 (dwarf2out_begin_epilogue): New.
14105 (dwarf2out_frame_debug_restore_state): New.
14106 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
14107 DW_CFA_restore_state.
14108 (output_cfi_directive): Likewise.
14109 (convert_cfa_to_fb_loc_list): Likewise.
14110 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
14111 * dwarf2out.h: Update.
14112 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
14113 (copy_insn_1): Early out for null.
14114 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
14115 and dwarf2out_frame_debug_restore_state.
14116 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
14117 (prologue_insn_hash, epilogue_insn_hash): New.
14118 (free_after_compilation): Adjust freeing accordingly.
14119 (record_insns): Create hash table if needed; push insns into
14120 hash instead of array.
14121 (maybe_copy_epilogue_insn): New.
14122 (contains): Search hash table instead of array.
14123 (sibcall_epilogue_contains): Remove.
14124 (thread_prologue_and_epilogue_insns): Split eh_return insns
14125 and mark them as epilogues.
14126 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
14127 scanning in terms of basic blocks.
14128 * insn-notes.def (CFA_RESTORE_STATE): New.
14129 * jump.c (returnjump_p_1): Accept EH_RETURN.
14130 (eh_returnjump_p_1, eh_returnjump_p): New.
14131 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
14132 CFA_REGISTER, CFA_RESTORE): New.
14133 * rtl.def (EH_RETURN): New.
14134 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
14136 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
14137 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
14139 * config/i386/i386.c (gen_push): Update cfa state.
14140 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
14141 add a CFA_ADJUST_CFA note.
14142 (ix86_dwarf_handle_frame_unspec): Remove.
14143 (ix86_expand_prologue): Update cfa state.
14144 (ix86_emit_restore_reg_using_pop): New.
14145 (ix86_emit_restore_regs_using_pop): New.
14146 (ix86_emit_leave): New.
14147 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
14148 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
14149 * config/i386/i386.h (struct machine_cfa_state): New.
14150 (ix86_cfa_state): New.
14151 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
14152 (eh_return_internal): Merge from eh_return_<mode>,
14153 use eh_return rtx, split w/ epilogue.
14155 2009-05-29 Ian Lance Taylor <iant@google.com>
14157 * builtins.c (validate_gimple_arglist): Don't use va_arg with
14159 * calls.c (emit_library_call_value_1): Likewise.
14161 * c-typeck.c (c_build_va_arg): New function.
14162 * c-tree.h (c_build_va_arg): Declare.
14163 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
14164 instead of build_va_arg.
14166 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
14168 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
14169 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
14170 (ptr_difference_cost): Use affine combinations to compute it.
14171 (difference_cost): Likewise.
14172 (get_computation_cost_at): Compute more accurate cost for addresses
14173 if the ratio is a multiplier allowed in addresses.
14174 For non-addresses, consider that an additional offset or symbol is
14177 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14179 * config/i386/i386.c (ix86_decompose_address): Avoid useless
14180 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
14182 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
14183 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
14184 (prefix_rex): For UNIT_MMX don't imply the prefix by default
14186 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
14187 to 1 for TYPE_SSE{IADD1,CVT1}.
14188 (prefix_vex_imm8): Removed.
14189 (length_vex): Only pass 1 as second argument to
14190 ix86_attr_length_vex_default if prefix_extra is 0.
14191 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
14192 (length): For prefix vex computation use length_immediate
14193 attribute instead of prefix_vex_imm8.
14194 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
14195 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
14196 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
14197 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
14198 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
14199 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
14200 a space in between the operands.
14201 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
14202 if one operand is 0xff and the other one si, di, bp or sp.
14203 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
14204 other one si, di, bp or sp.
14205 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
14206 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
14207 type and mode attributes.
14208 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
14209 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
14210 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
14211 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
14212 prefix_data16 attribute iff MODE_DF.
14213 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
14214 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
14215 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
14216 constm128_operand in length_immediate computation.
14217 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
14218 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
14219 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
14220 length_immediate attribute to 1.
14221 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
14222 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
14223 for certain alternatives.
14224 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
14225 prefix_data16 attribute if MODE_V1DF.
14226 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
14227 length_immediate to 1.
14228 (set_got_rex64, set_rip_rex64): Remove length attribute, set
14229 length_address to 4, set mode attribute to MODE_DI.
14230 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
14231 (fxam<mode>2_i387): Set length attribute to 4.
14232 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
14233 *prefetch_3dnow_rex): Override length_address attribute.
14234 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
14236 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
14237 (constm128_operand): Removed.
14238 * config/i386/i386.c (memory_address_length): For
14239 disp && !index && !base in 64-bit mode account for SIB byte if
14240 print_operand_address can't optimize disp32 into disp32(%rip)
14241 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
14242 for fs: or gs: segment.
14243 (ix86_attr_length_immediate_default): When checking if shortform
14244 is possible, truncate immediate to the length of the non-shortened
14246 (ix86_attr_length_address_default): Ignore MEM_P operands
14248 (ix86_attr_length_vex_default): Only check for DImode on
14249 GENERAL_REG_P operands.
14250 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
14251 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
14252 (sse_cvttps2pi): Clear prefix_rep attribute.
14253 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
14255 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
14256 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
14257 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
14258 iff operand 2 is const_int_operand.
14259 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
14260 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
14261 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
14263 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
14265 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
14266 prefix_data16 attribute for movlpd and movhpd instructions.
14267 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
14268 length_immediate for shufpd instruction.
14269 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
14270 (avx_cmpp<avxmodesuffixf2c><mode>3,
14271 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
14272 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
14273 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
14274 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
14275 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
14276 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
14277 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
14278 prefix_data16 attribute for the first alternative to 1.
14279 (*avx_loadlps): Override length_immediate for the first alternative.
14280 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
14281 attributes for second alternative.
14282 (*vec_concatv2sf_sse4_1): Override length_immediate and
14283 prefix_data16 attributes for second alternative.
14284 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
14285 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
14286 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
14287 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
14288 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
14289 prefix_data16 and length_immediate to 1.
14290 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
14292 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
14293 prefix_extra attribute for variants that don't have 0f prefix alone.
14294 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
14295 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
14296 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
14297 *sse4_1_pextrd): Set length_immediate to 1.
14298 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
14299 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
14301 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
14302 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
14303 length_immediate to 1 for second alternative.
14304 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
14305 prefix_extra and length_immediate attributes for the first
14307 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
14309 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
14310 to 1 for the first and third alternative.
14311 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
14313 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
14315 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
14317 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
14318 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
14319 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
14320 *avx_psign<mode>3): Set prefix_extra attribute to 1.
14321 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
14322 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
14323 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
14324 ssse3_psign<mode>3): Override prefix_rex attribute.
14325 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
14326 (ssse3_palignrti): Override length_immediate to 1.
14327 (ssse3_palignrdi): Override length_immediate to 1, override
14328 prefix_rex attribute.
14329 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
14330 (sse4a_extrqi): Override length_immediate to 2.
14331 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
14332 (sse4a_insertq): Override prefix_data16 to 0.
14333 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
14334 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
14335 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
14336 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
14337 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
14338 and length_immediate to 1.
14339 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
14340 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
14341 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
14342 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
14343 and length_immediate to 1.
14344 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
14345 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
14346 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
14347 avx_ptest256): Override prefix_extra to 1.
14348 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
14349 Override prefix_data16 and length_immediate to 1.
14350 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
14351 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
14352 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
14353 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
14354 prefix_data16 to 0 and prefix_extra to 2.
14355 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
14356 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
14358 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
14359 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
14360 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
14361 and prefix_extra to 2.
14362 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
14363 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
14364 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
14365 avx_vpermilvar<mode>3,
14366 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
14367 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
14368 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
14369 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
14370 Override prefix_extra to 1.
14371 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
14372 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
14373 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
14374 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
14375 prefix_extra and length_immediate to 1.
14376 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
14378 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
14379 to 1 for the first alternative.
14380 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
14381 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
14383 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
14384 *movv2sf_internal_avx, *movv2sf_internal): Override
14385 prefix_rep attribute for certain alternatives.
14386 (*mov<mode>_internal): Override prefix_rep or prefix_data16
14387 attributes for certain alternatives.
14388 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
14389 attributes for certain alternatives.
14390 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
14391 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
14392 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
14393 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
14394 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
14395 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
14396 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
14397 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
14398 length_immediate to 1 if operand 2 is const_int_operand.
14399 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
14400 *vec_extractv2si_1): Set length_immediate attribute to 1.
14401 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
14402 using old 3DNOW insn rather than SSE/3DNOW_A.
14403 (mmx_emms, mmx_femms): Clear modrm attribute.
14405 2009-05-29 Martin Jambor <mjambor@suse.cz>
14407 * tree-sra.c: New implementation of SRA.
14409 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
14410 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
14411 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
14412 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
14413 (SRA_MAX_STRUCTURE_COUNT): Removed.
14414 (SRA_FIELD_STRUCTURE_RATIO): Removed.
14415 * doc/invoke.texi (sra-max-structure-size): Removed.
14416 (sra-field-structure-ratio): Removed.
14418 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14420 PR middle-end/40291
14421 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
14424 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
14426 PR rtl-optimization/40101
14427 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
14428 seqno. Adjust comment.
14429 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
14430 inserting bookkeeping before a jump, the jump is not scheduled.
14431 When no positive seqno found, provide a value. Add comment.
14433 2009-05-29 Richard Guenther <rguenther@suse.de>
14435 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
14436 short-cutting on the first component.
14438 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14440 PR middle-end/39958
14441 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
14442 for trees other than decls/types.
14444 2009-05-29 Richard Guenther <rguenther@suse.de>
14446 * tree-ssa-operands.c (get_expr_operands): Do not handle
14447 INDIRECT_REFs in the handled-component case. Remove
14448 unused get_ref_base_and_extent case.
14449 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
14450 tree_low_cst and host_integerp where possible.
14451 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
14452 codes for equivalence.
14453 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
14455 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
14457 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
14458 to tmake_file for i[34567]86-*-cygwin*.
14460 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14463 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
14464 (altivec_categorize_keyword, init_vector_keywords,
14465 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
14468 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
14470 * tree.c (handle_dll_attribute): Check if node is
14471 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
14473 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
14475 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
14477 (thumb2_zero_extendqidi2): Likewise.
14479 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
14481 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
14482 instead of gen_movrt.
14483 * config/sh/sh.md (movrt): Remove.
14485 2009-05-28 Steve Ellcey <sje@cup.hp.com>
14487 * doc/invoke.texi (IA-64 Options):
14488 Add -msdata, -mfused-madd, -mno-inline-float-divide,
14489 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
14490 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
14491 -msched-prefer-non-control-spec-insns,
14492 -msched-stop-bits-after-every-cycle,
14493 -msched-count-spec-in-critical-path,
14494 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
14495 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
14496 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
14497 and -msched-spec-verbose.
14499 2009-05-28 Joseph Myers <joseph@codesourcery.com>
14501 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
14502 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
14504 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
14506 2009-05-28 Richard Guenther <rguenther@suse.de>
14508 * tree-ssa-alias.c (ao_ref_init): New function.
14509 (ao_ref_base): Likewise.
14510 (ao_ref_base_alias_set): Likewise.
14511 (ao_ref_alias_set): Likewise.
14512 (refs_may_alias_p_1): Change signature.
14513 (refs_may_alias_p): Adjust.
14514 (refs_anti_dependent_p): Likewise.
14515 (refs_output_dependent_p): Likewise.
14516 (call_may_clobber_ref_p_1): Change signature.
14517 (call_may_clobber_ref_p): Adjust.
14518 (stmt_may_clobber_ref_p_1): New function split out from ...
14519 (stmt_may_clobber_ref_p): ... here.
14520 (maybe_skip_until): Adjust signature.
14521 (get_continuation_for_phi): Likewise.
14522 (walk_non_aliased_vuses): Likewise.
14523 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
14524 (ao_ref_init): Declare.
14525 (ao_ref_base): Likewise.
14526 (ao_ref_alias_set): Likewise.
14527 (stmt_may_clobber_ref_p_1): Likewise.
14528 (walk_non_aliased_vuses): Adjust.
14529 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
14530 (get_ref_from_reference_ops): remove.
14531 (vn_reference_lookup_2): Adjust signature.
14532 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
14533 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
14534 (vn_reference_lookup): Adjust.
14535 (vn_reference_insert): Likewise.
14536 (vn_reference_insert_pieces): Adjust signature.
14537 (visit_reference_op_call): Adjust.
14538 * tree-ssa-pre.c (get_expr_type): Simplify.
14539 (phi_translate_1): Adjust.
14540 (compute_avail): Likewise.
14541 (translate_vuse_through_block): Do not re-build trees.
14542 (value_dies_in_block_x): Likewise.
14543 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
14545 (vn_reference_lookup_pieces): Adjust declaration.
14546 (vn_reference_insert_pieces): Likewise.
14548 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
14550 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
14551 with checking disabled.
14553 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
14557 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
14558 macro definition for support of three-operand format aligned
14559 .comm directive in assembler on cygwin/pe/mingw target OS.
14560 * configure: Regenerate.
14561 * config.h: Regenerate.
14563 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
14564 aligned form of .comm directive if -mpe-aligned-commons is in effect.
14565 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
14567 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
14568 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
14570 2009-05-28 Ira Rosen <irar@il.ibm.com>
14572 PR tree-optimization/40254
14573 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
14574 in analysis of basic blocks.
14576 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
14578 PR middle-end/33699
14579 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
14580 * target-def.h (TARGET_CONST_ANCHOR): New macro.
14581 (TARGET_INITIALIZER): Use it.
14582 * cse.c (CHEAPER): Move it up to the other macros.
14583 (insert): Rename this ...
14584 (insert_with_costs): ... to this. Add cost parameters. Update
14586 (insert): New function. Call insert_with_costs.
14587 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
14588 find_reg_offset_for_const, try_const_anchors): New functions.
14589 (cse_insn): Call try_const_anchors. Adjust cost of src_related
14590 when using a const-anchor. Call insert_const_anchors.
14591 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
14592 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
14594 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
14596 * tree-inline.c (remap_decls): Enable nonlocalized variables
14597 when not optimizing.
14599 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
14601 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
14602 Simplify other tests involving optimize.
14604 2009-05-27 Tom Tromey <tromey@redhat.com>
14606 * unwind-dw2.c (_Unwind_DebugHook): New function.
14607 (uw_install_context): Call _Unwind_DebugHook.
14609 2009-05-27 Tom Tromey <tromey@redhat.com>
14611 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
14613 2009-05-27 Ian Lance Taylor <iant@google.com>
14615 * Makefile.in (LINKER, LINKER_FLAGS): Define.
14616 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
14617 (ALL_LINKERFLAGS): Define.
14618 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
14619 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
14620 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
14621 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
14622 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
14623 $(LINKER_FOR_BUILD).
14624 (build/gcov-iov$(build_exeext)): Likewise.
14626 2009-05-27 Julian Brown <julian@codesourcery.com>
14628 * gcse.c (target.h): Include.
14629 (can_assign_to_reg_without_clobbers_p): Check that the target allows
14630 copy of argument to a pseudo register.
14632 2009-05-27 Diego Novillo <dnovillo@google.com>
14634 * tree-ssa-live.c (dump_scope_block): Document arguments.
14635 (dump_scope_blocks): Document.
14636 (debug_scope_blocks): New.
14637 * tree-flow.h (debug_scope_blocks): Declare.
14639 2009-05-21 Denis Chertykov <denisc@overta.ru>
14641 * doc/contrib.texi (Contributors): Add myself to the list.
14643 2009-05-27 Olivier Hainque <hainque@adacore.com>
14645 * expr.c (target_align): New function. Alignment the TARGET of an
14646 assignment may be assume to have.
14647 (highest_pow2_factor_for_target): Use it instead of relying on
14648 immediate tree attributes of TARGET, not necessarily honored when
14649 intermediate bitfields are involved.
14651 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
14654 * config/i386/driver-i386.c (host_detect_local_cpu): Support
14655 AVX, SSE4, AES, PCLMUL and POPCNT.
14657 2009-05-27 Diego Novillo <dnovillo@google.com>
14659 * tree-pretty-print.c (dump_location): New.
14660 (dump_generic_node): Call it.
14661 Factor code to handle BLOCK nodes ...
14662 (dump_block_node): ... here.
14664 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
14666 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
14668 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
14670 * gcc-plugin.h: Include config.h and system.h.
14671 (IN_GCC): Define if not defined.
14673 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
14675 PR middle-end/40249
14676 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
14679 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
14681 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
14683 * config/m32r/m32r.h: Ditto.
14684 * config/m32r/m32r.md: Ditto.
14685 * config/m32r/predicates.md: Ditto.
14687 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
14689 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
14691 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
14694 (Loading plugins): typo.
14695 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
14696 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
14697 (Interacting with the GCC Garbage Collector): Added new section.
14698 (Giving information about a plugin): Added new section for
14700 * ggc.h (ggc_register_root_tab): Added declaration.
14701 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
14702 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
14703 (register_callback): Improved comment in declaration.
14704 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
14705 (extra_root_vec) Added static variable for dynamic roots registration.
14706 (ggc_register_root_tab) Added new routine.
14707 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
14708 PLUGIN_GGC_MARKING event.
14709 * ggc-zone.c: Include plugin.h.
14710 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
14711 * ggc-page.c: Include plugin.h.
14712 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
14713 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
14714 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
14715 (register_callback): check lack of callbacks for
14716 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
14717 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
14718 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
14719 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
14720 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
14721 dependency on plugin.h.
14722 (plugin.o): Added dependency on ggc.h...
14724 2009-05-26 Richard Guenther <rguenther@suse.de>
14726 PR middle-end/40248
14728 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
14729 with mismatched comparison modes.
14731 * expr.c (expand_expr_real_1): Expand the operand of a
14732 VIEW_CONVERT_EXPR in its natural mode.
14734 2009-05-26 Ian Lance Taylor <iant@google.com>
14736 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
14737 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
14738 (ALL_COMPILERFLAGS): Define.
14739 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
14740 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
14741 (collect2$(exeext), collect2.o): Likewise.
14742 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
14743 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
14744 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
14745 (libbackend.o, intl.o, cppdefault.o): Likewise.
14746 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
14747 (build/%.o): Use $(COMPILER_FOR_BUILD).
14748 (build/gen%$(build_exeext)): Likewise.
14749 (build/gcov-iov$(build_exeext)): LIkewise.
14750 * config/t-darwin (darwin.o): Use $(COMPILER).
14751 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
14752 * config/t-sol2 (sol2-c.o): Likewise.
14753 (sol2.o): Likewise.
14754 * config/t-vxworks (vxworks.o): Likewise.
14755 * config/x-darwin (host-darwin.o): Likewise.
14756 * config/x-hpux (host-hpux.o): Likewise.
14757 * config/x-linux (host-linux.o): Likewise.
14758 * config/x-solaris (host-solaris.o): Likewise.
14759 * config/alpha/x-alpha (driver-alpha.o): Likewise.
14760 * config/arm/t-arm (arm-c.o): Likewise.
14761 * config/arm/t-pe (pe.o): Likewise.
14762 * config/arm/t-wince-pe (pe.o): Likewise.
14763 * config/i386/t-cygming (winnt.o): Likewise.
14764 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
14765 * config/i386/t-cygwin (cygwin1.o): Likewise.
14766 (cygwin2.o): Likewise.
14767 * config/i386/t-i386 (i386-c.o): Likewise.
14768 * config/i386/t-interix (winnt.o): Likewise.
14769 * config/i386/t-netware (netware.o): Likewise.
14770 * config/i386/t-nwld (nwld.o): Likewise.
14771 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
14772 * config/i386/x-i386 (driver-i386.o): Likewise.
14773 * config/i386/x-cygwin (host-cygwin.o): Likewise.
14774 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
14775 * config/ia64/t-ia64 (ia64-c.o): Likewise.
14776 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
14777 * config/mips/x-native (driver-native.o): Likewise.
14778 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
14779 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
14780 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
14781 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
14782 * config/score/t-score-elf (score7.o): Likewise.
14783 (score3.o): Likewise.
14784 * config/sh/t-sh (sh-c.o): Likewise.
14785 * config/sh/t-symbian (sh-c.o): Likewise.
14786 (symbian.o): Likewise.
14787 * config/spu/t-spu-elf (spu-c.o): Likewise.
14788 * config/v850/t-v850 (v850-c.o): Likewise.
14789 * config/v850/t-v850e (v850-c.o): Likewise.
14791 2009-05-26 Richard Guenther <rguenther@suse.de>
14793 PR tree-optimization/40122
14794 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
14795 VECTOR_CSTs if possible.
14796 (fold_gimple_assign): Likewise.
14798 2009-05-26 Richard Guenther <rguenther@suse.de>
14800 PR middle-end/40252
14801 * fold-const.c (fold_binary): Use the correct types for building
14804 2009-05-26 Richard Guenther <rguenther@suse.de>
14806 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
14807 redundant calls to merge_alias_info.
14808 (bump_vector_ptr): Likewise.
14809 * tree-ssa-copy.c (merge_alias_info): Remove.
14810 (replace_exp_1): Remove call to merge_alias_info.
14811 (propagate_tree_value): Likewise.
14812 (fini_copy_prop): Propagate points-to info.
14813 * tree-flow.h (merge_alias_info): Remove.
14815 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
14817 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
14819 2009-05-25 Jan Hubicka <jh@suse.cz>
14821 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
14822 * cgraph.h (struct inline_summary): New filed self_wize,
14823 size_inlining_benefit, self_time and time_inlining_benefit.
14824 (struct cgraph_global_info): Replace insns by time ans size fields.
14825 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
14826 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
14827 (ipcp_update_callgraph): Do not touch function bodies.
14828 * ipa-inline.c: Include except.h
14829 (MAX_TIME): New constant.
14830 (overall_insns): Remove.
14831 (leaf_node_p): New.
14832 (overall_size, max_benefit): New static variables.
14833 (cgraph_estimate_time_after_inlining): New function.
14834 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
14835 (cgraph_clone_inlined_nodes): Update size.
14836 (cgraph_mark_inline_edge): Update size.
14837 (cgraph_estimate_growth): Use size info.
14838 (cgraph_check_inline_limits): Check size.
14839 (cgraph_default_inline_p): Likewise.
14840 (cgraph_edge_badness): Compute badness based on benefit and size cost.
14841 (cgraph_decide_recursive_inlining): Check size.
14842 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
14844 (cgraph_decide_inlining): Likewise.
14845 (cgraph_decide_inlining_incrementally): Likewise; honor
14846 PARAM_EARLY_INLINING_INSNS.
14847 (likely_eliminated_by_inlining_p): New predicate.
14848 (estimate_function_body_sizes): New function.
14849 (compute_inline_parameters): Use it.
14850 * except.c (must_not_throw_labels): New function.
14851 * except.h (must_not_throw_labels): Declare.
14852 * tree-inline.c (init_inline_once): Kill inlining_weigths
14853 * tree-ssa-structalias.c: Avoid uninitialized warning.
14854 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
14855 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
14856 (PARAM_INLINE_CALL_COST): Remove.
14857 (PARAM_EARLY_INLINING_INSNS): New.
14859 2009-05-25 Richard Guenther <rguenther@suse.de>
14861 PR tree-optimization/36327
14862 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
14863 callback for reference translation or lookup at the point of may-defs.
14864 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
14865 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
14866 for union COMPONENT_REFs.
14867 (vn_reference_lookup_3): New callback. Lookup from memset
14868 and CONSTRUCTOR assignment, translate through struct copies.
14869 (vn_reference_lookup_pieces): Make sure to not free the
14870 passed operands array. Adjust walk_non_aliased_vuses call.
14871 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
14872 make sure we do not leak memory.
14874 2009-05-25 Richard Guenther <rguenther@suse.de>
14876 * tree-ssa-alias.h (dump_points_to_solution): Declare.
14877 * tree-inline.c (expand_call_inline): Reset the escaped and
14878 callused solutions.
14879 * tree-ssa-structalias.c (pass_build_ealias): New.
14880 * tree-pass.h (pass_build_ealias): Declare.
14881 * passes.c (init_optimization_passes): Add PTA during
14882 early optimizations.
14883 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
14884 and CALLUSED solutions.
14885 (dump_points_to_solution): New function, split out from ...
14886 (dump_points_to_info_for): ... here.
14887 * tree-parloops.c (parallelize_loops): Reset the escaped and
14888 callused solutions.
14890 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14893 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
14894 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
14896 2009-05-25 Ira Rosen <irar@il.ibm.com>
14898 PR tree-optimization/40238
14899 * tree-vect-stmts.c (vect_init_vector): Insert initialization
14900 statements after basic block's labels.
14901 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
14902 to free the allocated memory.
14904 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
14906 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
14907 return address with a USE.
14909 2009-05-24 Richard Guenther <rguenther@suse.de>
14911 PR middle-end/40233
14912 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
14913 array type from the main variant of the inner type.
14915 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
14917 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
14918 definition to bool (from int) to un-break build.
14919 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
14921 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
14923 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
14924 discard_stmt_changes): Delete.
14925 * tree-ssa-operands.c (scb_stack): Delete.
14926 (init_ssa_operands): Do not initialize it.
14927 (fini_ssa_operands): Do not free it.
14928 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
14930 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
14931 update_stmt, remove the others. Fix comments.
14932 * tree-dfa.c (optimize_stack_restore): Likewise.
14933 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
14934 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
14935 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
14936 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
14938 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
14939 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
14940 (dom_opt_finalize_block): Likewise, adjusting access to
14942 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
14943 (stmts_to_rescan): Change item type to gimple.
14944 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
14946 2009-05-24 Ira Rosen <irar@il.ibm.com>
14948 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
14949 * tree-pass.h (pass_slp_vectorize): New pass.
14950 * params.h (SLP_MAX_INSNS_IN_BB): Define.
14951 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
14952 * tree-vectorizer.c (timevar.h): Include.
14953 (user_vect_verbosity_level): Declare.
14954 (vect_location): Fix comment.
14955 (vect_set_verbosity_level): Update user_vect_verbosity_level
14956 instead of vect_verbosity_level.
14957 (vect_set_dump_settings): Add an argument. Ignore user defined
14958 verbosity if dump flags require higher level of verbosity. Print to
14959 stderr only for loop vectorization.
14960 (vectorize_loops): Update call to vect_set_dump_settings.
14961 (execute_vect_slp): New function.
14962 (gate_vect_slp): Likewise.
14963 (struct gimple_opt_pass pass_slp_vectorize): New.
14964 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
14965 access its members.
14966 (vec_info_for_bb): New function.
14967 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
14968 (VECTORIZATION_ENABLED): New macro.
14969 (SLP_ENABLED, SLP_DISABLED): Likewise.
14970 (vect_is_simple_use): Add bb_vec_info argument.
14971 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
14972 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
14973 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
14974 vect_schedule_slp, vect_analyze_slp): Likewise.
14975 (vect_analyze_stmt): Add slp_tree argument.
14976 (find_bb_location): Declare.
14977 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
14978 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
14979 (vect_analyze_loop_operations, vect_analyze_loop,
14980 get_initial_def_for_induction, vect_create_epilog_for_reduction,
14981 vect_finalize_reduction, vectorizable_reduction,
14982 vectorizable_live_operation, vect_transform_loop): Likewise.
14983 * tree-data-ref.c (dr_analyze_innermost): Update comment,
14984 skip evolution analysis if analyzing a basic block.
14985 (dr_analyze_indices): Likewise.
14986 (initialize_data_dependence_relation): Skip the test whether the
14987 object is invariant for basic blocks.
14988 (compute_all_dependences): Skip dependence analysis for data
14989 references in basic blocks.
14990 (find_data_references_in_stmt): Don't fail in case of invariant
14991 access in basic block.
14992 (find_data_references_in_bb): New function.
14993 (find_data_references_in_loop): Move code to
14994 find_data_references_in_bb and add a call to it.
14995 (compute_data_dependences_for_bb): New function.
14996 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
14997 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
14999 (vect_analyze_data_ref_dependence): Check for interleaving in case of
15000 unknown dependence in basic block and fail in case of dependence in
15002 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
15003 dependence instances from either loop or basic block vectorization
15005 (vect_compute_data_ref_alignment): Check if it is loop vectorization
15006 before calling nested_in_vect_loop_p.
15007 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
15008 dependence instances from either loop or basic block vectorization
15010 (vect_verify_datarefs_alignment): Likewise.
15011 (vect_enhance_data_refs_alignment): Adjust function calls.
15012 (vect_analyze_data_refs_alignment): Likewise.
15013 (vect_analyze_group_access): Fix printing. Skip different checks if
15014 DR_STEP is 0. Keep strided stores either in loop or basic block
15015 vectorization data structure. Fix indentation.
15016 (vect_analyze_data_ref_access): Fix comments, allow zero step in
15018 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
15019 dependence instances from either loop or basic block vectorization
15021 (vect_analyze_data_refs): Update comment. Call
15022 compute_data_dependences_for_bb to analyze basic blocks.
15023 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
15024 case of loop vectorization. In case of basic block vectorization use
15025 data-ref itself as a base.
15026 (vect_create_data_ref_ptr): In case of basic block vectorization:
15027 don't advance the pointer, add new statements before the current
15028 statement. Adjust function calls.
15029 (vect_supportable_dr_alignment): Support only aligned accesses in
15030 basic block vectorization.
15031 * common.opt (ftree-slp-vectorize): New flag.
15032 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
15033 (vect_pattern_recog_1): Likewise.
15034 * tree-vect-stmts.c (process_use): Likewise.
15035 (vect_init_vector): Add new statements in the beginning of the basic
15036 block in case of basic block SLP.
15037 (vect_get_vec_def_for_operand): Adjust function calls.
15038 (vect_finish_stmt_generation): Likewise.
15039 (vectorizable_call): Add assert that it is loop vectorization, adjust
15041 (vectorizable_conversion, vectorizable_assignment): Likewise.
15042 (vectorizable_operation): In case of basic block SLP, take
15043 vectorization factor from statement's type and skip the relevance
15044 check. Adjust function calls.
15045 (vectorizable_type_demotion): Add assert that it is loop
15046 vectorization, adjust function calls.
15047 (vectorizable_type_promotion): Likewise.
15048 (vectorizable_store): Check for outer loop only in case of loop
15049 vectorization. Adjust function calls. For basic blocks, skip the
15050 relevance check and don't advance pointers.
15051 (vectorizable_load): Likewise.
15052 (vectorizable_condition): Add assert that it is loop vectorization,
15053 adjust function calls.
15054 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
15055 that it is not reduction, get vector type, call only supported
15056 functions, skip loop specific parts.
15057 (vect_transform_stmt): Check for outer loop only in case of loop
15059 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
15060 (vect_is_simple_use): Fix comment, add new argument, fix conditions
15061 for external definition.
15062 * passes.c (pass_slp_vectorize): New pass.
15063 * tree-vect-slp.c (find_bb_location): New function.
15064 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
15065 check for patterns only in loops.
15066 (vect_build_slp_tree): Add argument, adjust function calls, fail in
15067 case of multiple types in basic block SLP.
15068 (vect_mark_slp_stmts_relevant): New function.
15069 (vect_supported_load_permutation_p): Fix comment.
15070 (vect_analyze_slp_instance): Add argument. In case of basic block
15071 SLP, take vectorization factor from statement's type, check that
15072 unrolling factor is 1. Adjust function call. Save SLP instance in
15073 either loop or basic block vectorization structure. Return FALSE,
15075 (vect_analyze_slp): Add argument. Get strided stores groups from
15076 either loop or basic block vectorization structure. Return FALSE
15077 if basic block SLP failed.
15078 (new_bb_vec_info): New function.
15079 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
15080 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
15081 (vect_schedule_slp): Add argument. Get SLP instances from either
15082 loop or basic block vectorization structure. Set vectorization factor
15083 to be 1 for basic block SLP.
15084 (vect_slp_transform_bb): New function.
15085 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
15087 2009-05-23 Mark Mitchell <mark@codesourcery.com>
15089 * final.c (shorten_branches): Do not align labels for jump tables.
15090 (final_scan_insn): Use JUMP_TABLE_DATA_P.
15092 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
15094 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
15095 Remove outdated reference to flow.c and fix nits.
15096 * doc/gccint.texi: Tweak RTL description.
15097 * doc/rtl.texi: Likewise.
15099 2009-05-23 Denis Chertykov <chertykov@gmail.com>
15101 * config/avr/avr.c: Change my email address.
15102 * config/avr/avr.h: Likewise.
15103 * config/avr/avr.md: Likewise.
15104 * config/avr/avr-protos.h: Likewise.
15105 * config/avr/libgcc.S: Likewise.
15107 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
15109 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
15110 (spu_split_load, spu_split_store): Change return type to int.
15111 (spu_split_convert): Declare.
15112 * config/spu/predicates.md (spu_mem_operand): Remove.
15113 (spu_mov_operand): Update.
15114 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
15115 * config/spu/spu.c (regno_aligned_for_load): Remove.
15116 (reg_aligned_for_addr, spu_expand_load): Define.
15117 (spu_expand_extv): Reimplement and handle MEM.
15118 (spu_expand_insv): Handle MEM.
15119 (spu_sched_reorder): Handle insn's with length 0.
15120 (spu_legitimate_address_p): Reimplement.
15121 (store_with_one_insn_p): Return TRUE for any mode with size
15122 larger than 16 bytes.
15123 (address_needs_split): Define.
15124 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
15126 (spu_convert_move): Define.
15127 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
15128 (spu_split_store): Change all MEM's to TImode.
15129 (spu_init_expanders): Preallocate registers that correspond to
15130 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
15132 (spu_split_convert): Define.
15133 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
15134 (_move<mode>, _movdi, _movti): Update predicate and condition.
15135 (load, store): Change to define_split.
15136 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
15138 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
15139 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
15140 define_insn_and_split of lshr<mode>3.
15141 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
15142 (<v>ashr<mode>3_imm): Define.
15143 (extv, extzv, insv): Allow MEM operands.
15144 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
15145 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
15146 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
15147 (_spu_convert2): Change to define_insn_and_split and remove the
15148 corresponding define_peephole2.
15149 (stack_protect_set, stack_protect_test, stack_protect_test_si):
15150 Change predicates to memory_operand.
15152 2009-05-22 Mark Mitchell <mark@codesourcery.com>
15154 * config/arm/thumb2.md: Add 16-bit multiply instructions.
15156 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
15158 PR tree-optimization/40219
15159 * tree.c (iterative_hash_expr): Make sure the builtin function is
15160 a normal builtin function and not a front end or back end builtin
15161 before indexing into the built_in_decls array.
15163 2009-05-22 Richard Guenther <rguenther@suse.de>
15165 PR middle-end/38964
15166 * alias.c (write_dependence_p): Do not use TBAA for answering
15167 anti-dependence or output-dependence.
15168 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
15169 (emit_pointer_definition): Remove.
15170 (emit_alias_warning): Likewise.
15171 (find_what_var_points_to): Remove TBAA pruning code.
15172 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
15174 (compute_points_to_sets): Remove code computing the set of
15175 dereferenced pointers.
15176 * tree-data-ref.c (dr_may_alias_p): Properly use the split
15177 oracle for querying anti and output dependencies.
15178 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
15179 if TBAA may be applied.
15180 (refs_anti_dependent_p): New function.
15181 (refs_output_dependent_p): Likewise.
15182 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
15183 (refs_output_dependent_p): Likewise.
15184 * doc/tree-ssa.texi (Memory model): New section.
15185 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
15186 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
15187 * cfgexpand.c (expand_gimple_basic_block): Do not handle
15188 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
15189 * expr.c (expand_expr_real_1): Likewise.
15190 * gimple-low.c (lower_stmt): Likewise.
15191 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
15192 (dump_gimple_cdt): Remove.
15193 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
15194 (gimple_size): Likewise.
15195 (walk_gimple_op): Likewise.
15196 (is_gimple_stmt): Likewise.
15197 (walk_stmt_load_store_addr_ops): Likewise.
15198 (gimple_build_cdt): Remove.
15199 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
15200 * gimple.h (gimple_cdt_new_type): Remove.
15201 (gimple_cdt_new_type_ptr): Likewise.
15202 (gimple_cdt_set_new_type): Likewise.
15203 (gimple_cdt_location): Likewise.
15204 (gimple_cdt_location_ptr): Likewise.
15205 (gimple_cdt_set_location): Likewise.
15206 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
15207 * tree-cfg.c (remove_useless_stmts_1): Do not handle
15208 GIMPLE_CHANGE_DYNAMIC_TYPE.
15209 (verify_types_in_gimple_stmt): Likewise.
15210 * tree-inline.c (estimate_num_insns): Likewise.
15211 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
15212 (copy_decl_to_var): Likewise.
15213 (copy_result_decl_to_var): Likewise.
15214 * tree-pretty-print.c (dump_generic_node): Do not handle
15215 CHANGE_DYNAMIC_TYPE_EXPR.
15216 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
15217 * tree-ssa-operands.c (get_expr_operands): Likewise.
15218 * tree-ssa-structalias.c (struct variable_info): Remove
15219 no_tbaa_pruning member.
15220 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
15221 (unify_nodes): Do not copy it.
15222 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
15223 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
15224 (set_uids_in_ptset): Do not check it.
15225 (find_what_var_points_to): Likewise.
15226 (compute_tbaa_pruning): Remove.
15227 (compute_points_to_sets): Do not call it.
15228 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
15229 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
15230 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
15231 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
15232 (DECL_NO_TBAA_P): Likewise.
15233 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
15234 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
15235 (expand_omp_atomic_pipeline): Do not set it.
15236 * print-tree.c (print_node): Do not dump it.
15237 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
15240 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
15243 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
15246 2009-05-22 Mark Mitchell <mark@codesourcery.com>
15248 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
15251 2009-05-22 Ben Elliston <bje@au.ibm.com>
15253 * Makefile.in (bversion.h, s-bversion): New targets.
15254 (TOPLEV_H): Add bversion.h.
15255 * toplev.h: Include "bversion.h".
15256 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
15257 the __format__ attribute only if compiling with the same version
15258 of GCC as the sources (the "build version").
15260 2009-05-22 Ben Elliston <bje@au.ibm.com>
15262 * c-format.c (handle_format_attribute): Fix comment typo.
15264 2009-05-21 Steve Ellcey <sje@cup.hp.com>
15267 * config/ia64/ia64.opt (mfused-madd): New.
15268 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
15269 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
15270 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
15271 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
15272 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
15273 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
15274 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
15275 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
15276 instruction if !TARGET_FUSED_MADD.
15277 (fpma, fpms): Remove colon from name.
15279 2009-05-22 Richard Guenther <rguenther@suse.de>
15281 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
15282 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
15283 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
15285 (create_expression_by_pieces): Only convert if necessary.
15286 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
15287 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
15289 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
15291 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
15292 regular pattern from a template and rename it ...
15293 (*extzv_truncsi_exts): ... to this.
15295 2009-05-21 Richard Guenther <rguenther@suse.de>
15297 * cgraph.h (struct cgraph_node): Remove inline_decl member.
15298 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
15299 (cgraph_default_inline_p): Likewise.
15300 (cgraph_decide_inlining_incrementally): Likewise.
15302 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
15303 Uros Bizjak <ubizjak@gmail.com>
15305 * config/i386/cpuid.h (bit_MOVBE): New.
15307 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
15309 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
15310 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
15311 (ix86_handle_option): Handle OPT_mmovbe.
15312 (ix86_target_string): Add -mmovbe.
15313 (pta_flags): Add PTA_MOVBE.
15314 (processor_alias_table): Add PTA_MOVBE to "atom".
15315 (override_options): Handle PTA_MOVBE.
15317 * config/i386/i386.h (TARGET_MOVBE): New.
15319 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
15320 (*bswapsi_movbe): New.
15321 (*bswapdi_movbe): Likewise.
15322 (bswapdi2): Renamed to ...
15323 (*bswapdi_1): This.
15324 (bswapdi2): New expander.
15326 * config/i386/i386.opt (mmovbe): New.
15328 * doc/invoke.texi: Document -mmovbe.
15330 2009-05-21 Taras Glek <tglek@mozilla.com>
15332 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
15333 * gcc-plugin.h (plugin_init): Updated signature.
15334 * gcc-plugin.h (plugin_name_args): Moved to this header.
15335 * doc/plugins.texi (plugin_init): Updated documention to reflect
15337 * doc/plugins.texi (plugin_name_args): Added to documention.
15339 2009-05-21 Mark Mitchell <mark@codesourcery.com>
15341 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
15342 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
15344 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
15346 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
15347 JUMP_TABLE_DATA_P predicates where applicable.
15348 * config/i386/predicates.md: Ditto.
15349 * config/i386/sse.md: Ditto.
15351 2009-05-21 Jakub Jelinek <jakub@redhat.com>
15353 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
15354 operand2 -128 override length_immediate attribute to 1.
15355 * config/i386/predicates.md (constm128_operand): New predicate.
15357 * config/i386/i386.c (memory_address_length): Handle %r12
15358 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
15360 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
15361 mode look through optional ZERO_EXTEND and SUBREG.
15362 * config/i386/i386.md (R12_REG): New define_constant.
15363 (prefix_data16): For sse unit set also for MODE_TI insns.
15364 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
15365 insns set if operand 1 is ext_QIreg_operand.
15366 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
15367 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
15369 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
15370 mode from MODE_DI to MODE_SI.
15371 (movdi_1_rex64): Override modrm and length_immediate attributes
15372 only for movabs (TYPE_IMOV, alternative 2).
15373 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
15374 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
15375 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
15376 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
15377 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
15378 prefix_rex attribute if DImode.
15379 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
15380 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
15381 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
15382 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
15383 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
15384 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
15385 Likewise. For TYPE_IMOV clear length_immediate attribute.
15386 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
15387 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
15388 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
15389 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
15390 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
15391 or one operand TYPE_ISHIFT.
15392 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
15393 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
15394 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
15395 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
15396 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
15397 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
15398 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
15399 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
15400 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
15401 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
15402 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
15403 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
15404 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
15405 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
15406 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
15407 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
15408 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
15409 set mode attribute, don't override length attribute.
15410 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
15412 (return_internal_long): Set length attribute to 2 instead of 1.
15413 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
15414 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
15415 prefix_rex attribute.
15416 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
15418 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
15420 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15422 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
15424 2009-05-20 Ian Lance Taylor <iant@google.com>
15426 * tree.c (build_tree_list_vec_stat): New function.
15427 (ctor_to_vec): New function.
15428 (build_nt_call_vec): New function.
15429 (build_call_array): Change args to be a const pointer.
15430 (build_call_vec): New function.
15431 * tree.h (build_nt_call_vec): Declare.
15432 (build_tree_list_vec_stat): Declare.
15433 (build_tree_list_vec): Define.
15434 (build_call_array): Update declaration.
15435 (build_call_vec): Declare.
15436 (ctor_to_vec): Declare.
15437 * c-common.c (tree_vector_cache): New static variable.
15438 (make_tree_vector): New function.
15439 (release_tree_vector): New function.
15440 (make_tree_vector_single): New function.
15441 (make_tree_vector_copy): New function.
15442 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
15443 (make_tree_vector_single, make_tree_vector_copy): Declare.
15444 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
15445 (c_parser_expr_list): Don't manage cache here, instead call
15447 (c_parser_release_expr_list): Remove static function.
15448 (c_parser_vec_to_tree_list): Remove static function.
15449 (c_parser_attributes): Call build_tree_list_vec instead of
15450 c_parser_vec_to_tree_list. Call release_tree_vector instead of
15451 c_parser_release_expr_list.
15452 (c_parser_postfix_expression_after_primary): Likewise.
15453 (c_parser_objc_keywordexpr): Likewise.
15455 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
15457 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
15458 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
15459 TARGET_CONVERT_TO_TYPE.
15460 * hooks.c (hook_tree_const_tree_null): Define.
15461 * hooks.h (hook_tree_const_tree_null): Declare.
15462 * target.h (struct gcc_target): Add invalid_parameter_type,
15463 invalid_return_type, promoted_type, and convert_to_type fields.
15464 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
15465 (TARGET_INVALID_RETURN_TYPE): Define.
15466 (TARGET_PROMOTED_TYPE): Define.
15467 (TARGET_CONVERT_TO_TYPE): Define.
15468 (TARGET_INITIALIZER): Update for new fields.
15469 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
15470 (grokparms): Check targetm.invalid_parameter_type.
15471 * c-typeck.c (default_conversion): Check targetm.promoted_type.
15472 * c-convert.c (convert): Check targetm.convert_to_type.
15474 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
15476 * config/mips/mips.md (*extenddi_truncate<mode>,
15477 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
15479 (*extendhi_truncateqi): New define_insn_and_sptit.
15481 2009-05-20 Jakub Jelinek <jakub@redhat.com>
15483 PR middle-end/40204
15484 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
15485 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
15487 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
15489 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
15490 the operand of VIEW_CONVERT_EXPR.
15492 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
15494 * config/i386/driver-i386.c (host_detect_local_cpu): Check
15495 extended family and model for Intel processors. Support Intel Atom.
15497 2009-05-20 Olivier Hainque <hainque@adacore.com>
15499 * gstab.h (stab_code_type): Define, to be used instead of the
15500 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
15502 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
15503 occurrences by stab_code_type.
15504 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
15506 2009-05-20 Martin Jambor <mjambor@suse.cz>
15508 * tree-flow.h (insert_edge_copies_seq): Undeclare.
15509 (sra_insert_before): Likewise.
15510 (sra_insert_after): Likewise.
15511 (sra_init_cache): Likewise.
15512 (sra_type_can_be_decomposed_p): Likewise.
15513 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
15514 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
15515 (sra_insert_before): Likewise.
15516 (sra_insert_after): Likewise.
15517 (sra_init_cache): Likewise.
15518 (insert_edge_copies_seq): Made static and moved upwards.
15520 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
15523 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
15525 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
15526 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
15529 2009-05-20 Richard Guenther <rguenther@suse.de>
15531 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
15532 with mismatched comparison modes.
15534 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15536 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
15537 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
15538 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
15539 with shifts for Thumb2.
15540 (orsi_notsi): New for orn.
15541 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
15542 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
15543 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
15544 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
15545 Don't invert remainder for IOR.
15547 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
15549 PR tree-optimization/40087
15550 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
15551 number_of_iterations_ne): Rename never_infinite argument.
15552 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
15553 number_of_iterations_le): Handle pointer-type ivs when
15554 exit_must_be_taken is false.
15555 (number_of_iterations_cond): Do not always assume that
15556 exit_must_be_taken if the control variable is a pointer.
15558 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
15560 * c-typeck.c (build_binary_op): Allow % on integal vectors.
15561 * doc/extend.texi (Vector Extension): Document that % is allowed too.
15563 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
15565 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
15566 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
15568 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
15571 * c.opt (Wlogical-op): Disabled by default.
15572 * c-opt (c_common_post_options): Do not enable Wlogical-op with
15574 * doc/invoke.texi (Wlogical-op): Likewise.
15576 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
15578 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
15580 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
15581 Propagate the type of the first operand.
15582 <ASSERT_EXPR>: Simplify.
15583 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
15584 Rewrite using the RHS code as discriminant.
15585 <NOP_EXPR>: Turn into CASE_CONVERT.
15586 <PLUS_EXPR>: Propagate the type of the first operand.
15588 2009-05-19 Steve Ellcey <sje@cup.hp.com>
15590 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
15591 (ia64_dconst_0_375): New.
15592 * config/ia64/ia64.c (ia64_override_options): Remove
15593 -minline-sqrt-min-latency warning.
15594 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
15595 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
15596 * config/ia64/ia64.md (*sqrt_approx): Remove.
15597 (sqrtsf2): Remove #if 0.
15598 (sqrtsf2_internal_thr): Rewrite and move to div.md.
15599 (sqrtdf): Remove assert.
15600 (sqrtdf2_internal_thr): Rewrite and move to div.md.
15601 (sqrtxf2): Remove #if 0.
15602 (sqrtxf2_internal_thr): Rewrite and move to div.md.
15603 * div.md (sqrt_approx_rf): New.
15604 (sqrtsf2_internal_thr): New implementation.
15605 (sqrtsf2_internal_lat): New.
15606 (sqrtdf2_internal_thr: New implementation.
15607 (sqrtxf2_internal): New implementation.
15609 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
15610 Hans-Peter Nilsson <hp@axis.com>
15612 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
15613 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
15614 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
15615 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
15616 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
15617 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
15618 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
15619 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
15620 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
15621 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
15622 * c-common.c: ...from here.
15624 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
15626 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
15628 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15630 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
15632 2009-05-19 Ben Elliston <bje@au.ibm.com>
15634 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
15635 assignments with memcpy calls.
15636 (add_fdes): Likewise.
15637 (binary_search_unencoded_fdes): Likewise.
15638 (linear_search_fdes): Eliminate type puns.
15640 2009-05-19 Richard Guenther <rguenther@suse.de>
15642 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
15643 not falsely claim to have propagated into all uses.
15645 2009-05-19 Ben Elliston <bje@au.ibm.com>
15647 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
15650 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
15652 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
15653 * config/sh/sh.c (sh_legitimate_address_p): Make static.
15654 (TARGET_LEGITIMATE_ADDRESS_P): New.
15655 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15656 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
15658 2009-05-18 Dodji Seketeli <dodji@redhat.com>
15661 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
15662 child of the containing namespace's DIE.
15664 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
15666 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
15667 *zero_extendhi_truncqi): Move after the zero_extend patterns.
15668 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
15671 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
15674 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
15675 gen_align with gen_pad.
15676 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
15677 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
15679 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
15680 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
15682 * config/i386/i386.md (align): Renamed to ...
15683 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
15684 ASM_OUTPUT_MAX_SKIP_PAD.
15686 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
15688 * config.gcc: Fix variable syntax.
15691 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
15692 before calling exact_log2.
15693 (output_iorsi3): Likewise.
15694 (output_xorsi3): Likewise.
15696 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
15698 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
15699 for the none zero constant operand except for EQ and NE
15700 comprisons even when the first operand is R0.
15702 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
15704 * config/s390/2064.md: Remove trailing whitespaces.
15705 * config/s390/2084.md: Likewise.
15706 * config/s390/constraints.md: Likewise.
15707 * config/s390/fixdfdi.h: Likewise.
15708 * config/s390/libgcc-glibc.ver: Likewise.
15709 * config/s390/s390-modes.def: Likewise.
15710 * config/s390/s390-protos.h: Likewise.
15711 * config/s390/s390.c: Likewise.
15712 * config/s390/s390.h: Likewise.
15713 * config/s390/s390.md: Likewise.
15714 * config/s390/tpf-unwind.h: Likewise.
15716 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
15718 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
15720 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
15723 * configure.ac (m68k-*-*): Check if binutils support TLS.
15724 * configure: Regenerate.
15725 * config/m68k/predicates.md (symbolic_operand): Extend comment.
15726 * config/m68k/constraints.md (Cu): New constraint.
15727 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
15728 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
15729 (movsi): Handle TLS symbols.
15730 (addsi3_5200): Handle XTLS symbols, indent.
15731 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
15732 (m68k_tls_reference_p): Declare.
15733 (m68k_legitimize_address): Declare.
15734 (m68k_unwrap_symbol): Declare.
15735 * config/m68k/m68k.opt (mxtls): New option.
15736 * config/m68k/m68k.c (ggc.h): Include.
15737 (m68k_output_dwarf_dtprel): Implement hook.
15738 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
15739 (m68k_expand_prologue): Load GOT pointer when function needs it.
15740 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
15741 (m68k_legitimate_constant_address_p): Same.
15742 (m68k_decompose_address): Handle TLS references.
15743 (m68k_get_gp): New static function.
15744 (enum m68k_reloc): New contants.
15745 (TLS_RELOC_P): New macro.
15746 (m68k_wrap_symbol): New static function.
15747 (m68k_unwrap_symbol): New function.
15748 (m68k_final_prescan_insn_1): New static function.
15749 (m68k_final_prescan_insn): New function.
15750 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
15752 (legitimize_pic_address): Handle TLS references..
15753 (m68k_tls_get_addr, m68k_get_tls_get_addr)
15754 (m68k_libcall_value_in_a0_p)
15755 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
15756 (m68k_call_m68k_read_tp): Helper variables and functions for ...
15757 (m68k_legitimize_tls_address): Handle TLS references.
15758 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
15760 (m68k_legitimize_address): Handle TLS symbols.
15761 (m68k_get_reloc_decoration): New static function.
15762 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
15764 (m68k_output_dwarf_dtprel): Implement hook.
15765 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
15766 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
15767 m68k_call_* routines.
15768 (sched_attr_op_type): Handle TLS symbols.
15769 (gt-m68k.h): Include.
15770 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
15771 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
15773 2009-05-18 Martin Jambor <mjambor@suse.cz>
15775 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
15776 (visit_store_addr_for_mod_analysis): New function.
15777 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
15778 (determine_cst_member_ptr): Use gimple_assign_single_p.
15779 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
15780 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
15781 operands. Don't check number of operands of a NOP_EXPR.
15783 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
15785 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
15787 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
15790 * c-common.c (warn_logical_operator): Don't warn if one of
15791 expression isn't always true or false.
15793 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
15795 * config/i386/biarch32.h: New file.
15796 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
15798 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
15800 * config/mips/mips.md (*zero_extend<mode>_trunchi,
15801 *zero_extend<mode>_truncqi): Merge these into ...
15802 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
15803 Name the pattern following this as *zero_extendhi_truncqi.
15805 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
15807 PR middle-end/39301
15808 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
15809 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
15810 (output_info): Make field HOST_WIDEST_INT.
15811 (print_statistics): Use HOST_WIDEST_INT_PRINT.
15812 (dump_bitmat_statistics): Same.
15814 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
15816 * config.gcc (use_gcc_stdint): Set to wrap.
15817 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
15818 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
15819 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
15820 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
15821 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
15822 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
15823 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
15824 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
15826 2009-05-16 Joseph Myers <joseph@codesourcery.com>
15828 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
15830 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
15831 Move definitions earlier.
15832 (OPT_ARCH64, OPT_ARCH32): Define.
15833 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
15836 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
15839 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
15842 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
15844 * arm.md (movdi2): Copy non-reg values to DImode registers.
15846 2009-05-16 Jakub Jelinek <jakub@redhat.com>
15849 * final.c (label_to_max_skip): New function.
15850 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
15851 CODE_LABEL_NUMBER <= max_labelno.
15852 * output.h (label_to_max_skip): New prototype.
15853 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
15854 (ix86_avoid_jump_mispredicts): ... this. Don't define if
15855 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
15856 Handle CODE_LABELs with >= 16 byte alignment or with
15857 max_skip == (1 << align) - 1.
15858 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
15859 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
15862 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
15863 .p2align 3 if MAX_SKIP is smaller than 7.
15864 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
15866 2009-05-15 Ian Lance Taylor <iant@google.com>
15868 * alias.c (struct alias_set_entry_d): Rename from struct
15869 alias_set_entry. Change all uses.
15870 * except.c (struct call_site_record_d): Rename from struct
15871 call_site_record. Change all uses.
15872 * except.h (struct eh_region_d): Rename from struct eh_region.
15874 * gcse.c (struct hash_table_d): Rename from struct hash_table.
15876 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
15877 ivtype_map_elt. Change all uses.
15878 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
15880 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
15881 * graphite.h (struct name_tree_d): Rename from struct name_tree.
15883 (struct sese_d): Rename from struct sese. Change all uses.
15884 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
15885 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
15886 * optabs.h (struct optab_d): Rename from struct optab. Change all
15888 (struct convert_optab_d): Rename from struct convert_optab.
15890 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
15891 ipa_opt_pass. Change all uses.
15892 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
15895 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
15896 defined as a typedef.
15897 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
15900 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
15903 * fold-const.c (make_range,build_range_check,merge_ranges): Move
15905 (merge_ranges): Returns bool.
15906 * tree.h (make_range): .. to here.
15907 (build_range_check): Likewise.
15908 (merge_ranges): Likewise. Renamed from merge_ranges.
15909 * c-typeck.c (parser_build_binary_op): Update calls to
15910 warn_logical_operator.
15911 * c-common.c (warn_logical_operator): Add new warning.
15912 * c-common.h (warn_logical_operator): Update declaration.
15914 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
15916 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
15918 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15920 * doc/install.texi: Document MPC requirements, flags etc.
15922 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
15923 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
15924 Evaluate constant arguments.
15925 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
15926 (fold_builtin_1): Likewise, also evaluate constant arguments.
15927 Remove superfluous break.
15928 (do_mpc_ckconv): New.
15929 * real.h: Include mpc.h.
15930 * toplev.c (print_version): Output MPC version info if available.
15932 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
15934 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
15936 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
15938 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
15941 2009-05-15 Jan Hubicka <jh@suse.cz>
15943 * doc/invoke.texi (max-early-inliner-iterations): New flag.
15944 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
15945 (try_inline): Fix return value.
15946 (cgraph_decide_inlining_incrementally): Honor new value.
15947 (cgraph_early_inlining): Handle indirect inlining.
15948 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
15950 2009-05-15 Jan Hubicka <jh@suse.cz>
15952 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
15953 * cgraphunit.c (cgraph_finalize_function): Set it.
15954 (cgraph_expand_function): Use it.
15956 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
15958 * real.c (encode_ieee_half): Define.
15959 (decode_ieee_half): Define.
15960 (ieee_half_format): Define.
15961 (arm_half_format): Define.
15962 * real.h (ieee_half_format): Declare.
15963 (arm_half_format): Declare.
15965 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
15967 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
15968 swapped, and reversed optabs exist before trying to use them.
15970 2009-05-15 Paul Brook <paul@codesourcery.com>
15971 Sandra Loosemore <sandra@codesourcery.com>
15973 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
15974 loads. Allow PRE_DEC.
15975 (output_move_neon): Handle PRE_DEC.
15976 (arm_print_operand): Add 'A' for neon structure loads.
15977 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
15978 * config/arm/neon.md (neon_mov): Update comment.
15979 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
15981 (Um): New constraint.
15983 2009-05-15 Jan Hubicka <jh@suse.cz>
15985 Revert the following patch until testsuite fallout is fixed:
15986 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
15987 * cgraph.h (struct inline_summary): New filed self_wize,
15988 size_inlining_benefit, self_time and time_inlining_benefit.
15989 (struct cgraph_global_info): Replace insns by time ans size fields.
15990 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
15991 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
15992 (ipcp_update_callgraph): Do not touch function bodies.
15993 * ipa-inline.c: Include except.h
15994 (MAX_TIME): New constant.
15995 (overall_insns): Remove
15996 (overall_size, max_benefit): New static variables.
15997 (cgraph_estimate_time_after_inlining): New function.
15998 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
15999 (cgraph_clone_inlined_nodes): Update size.
16000 (cgraph_mark_inline_edge): Update size.
16001 (cgraph_estimate_growth): Use size info.
16002 (cgraph_check_inline_limits): Check size.
16003 (cgraph_default_inline_p): Likewise.
16004 (cgraph_edge_badness): Compute badness based on benefit and size cost.
16005 (cgraph_decide_recursive_inlining): Check size.
16006 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
16008 (cgraph_decide_inlining): Likewise.
16009 (cgraph_decide_inlining_incrementally): Likewise; honor
16010 PARAM_EARLY_INLINING_INSNS.
16011 (likely_eliminated_by_inlining_p): New predicate.
16012 (estimate_function_body_sizes): New function.
16013 (compute_inline_parameters): Use it.
16014 * except.c (must_not_throw_labels): New function.
16015 * except.h (must_not_throw_labels): Declare.
16016 * tree-inline.c (init_inline_once): Kill inlining_weigths
16017 * tree-ssa-structalias.c: Avoid uninitialized warning.
16018 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
16019 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
16020 (PARAM_INLINE_CALL_COST): Remove.
16021 (PARAM_EARLY_INLINING_INSNS): New.
16023 2009-05-15 Richard Guenther <rguenther@suse.de>
16025 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
16026 not TODO_update_ssa.
16028 2009-05-15 Richard Guenther <rguenther@suse.de>
16030 PR tree-optimization/39999
16031 * gimple.h (gimple_expr_type): Use the expression type looking
16032 through useless conversions.
16033 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
16034 (vn_nary_op_insert_stmt): Likewise.
16035 (simplify_binary_expression): Likewise.
16037 2009-05-15 Richard Guenther <rguenther@suse.de>
16039 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
16040 New options, enabled by default.
16041 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
16043 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
16044 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
16045 * tree-ssa-structalias.c (gate_tree_pta): New function.
16046 (pass_build_alias): Use it.
16048 2009-05-15 Joseph Myers <joseph@codesourcery.com>
16050 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
16051 recurse on an invariant address if a conversion from a pointer
16052 type to a wider integer type is involved.
16054 2009-05-15 Jan Hubicka <jh@suse.cz>
16056 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
16057 * cgraph.h (struct inline_summary): New filed self_wize,
16058 size_inlining_benefit, self_time and time_inlining_benefit.
16059 (struct cgraph_global_info): Replace insns by time ans size fields.
16060 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
16061 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
16062 (ipcp_update_callgraph): Do not touch function bodies.
16063 * ipa-inline.c: Include except.h
16064 (MAX_TIME): New constant.
16065 (overall_insns): Remove
16066 (overall_size, max_benefit): New static variables.
16067 (cgraph_estimate_time_after_inlining): New function.
16068 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
16069 (cgraph_clone_inlined_nodes): Update size.
16070 (cgraph_mark_inline_edge): Update size.
16071 (cgraph_estimate_growth): Use size info.
16072 (cgraph_check_inline_limits): Check size.
16073 (cgraph_default_inline_p): Likewise.
16074 (cgraph_edge_badness): Compute badness based on benefit and size cost.
16075 (cgraph_decide_recursive_inlining): Check size.
16076 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
16078 (cgraph_decide_inlining): Likewise.
16079 (cgraph_decide_inlining_incrementally): Likewise; honor
16080 PARAM_EARLY_INLINING_INSNS.
16081 (likely_eliminated_by_inlining_p): New predicate.
16082 (estimate_function_body_sizes): New function.
16083 (compute_inline_parameters): Use it.
16084 * except.c (must_not_throw_labels): New function.
16085 * except.h (must_not_throw_labels): Declare.
16086 * tree-inline.c (init_inline_once): Kill inlining_weigths
16087 * tree-ssa-structalias.c: Avoid uninitialized warning.
16088 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
16089 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
16090 (PARAM_INLINE_CALL_COST): Remove.
16091 (PARAM_EARLY_INLINING_INSNS): New.
16092 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
16093 (inline-call-cost): Remove.
16094 (early-inlining-insns): New.
16096 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
16098 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
16100 (print_int_cst_bounds_in_octal_p): Likewise.
16101 (dbxout_type): Adjust calls to above functions. Be prepared to deal
16103 * dwarf2out.c (base_type_die): Likewise.
16104 (is_subrange_type): Delete.
16105 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
16106 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
16107 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
16108 if the destination type is boolean.
16109 (build_range_check): Do not special-case subtypes.
16110 (fold_sign_changed_comparison): Likewise.
16111 (fold_unary): Likewise.
16112 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
16113 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
16114 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
16115 * tree.c (subrange_type_for_debug_p): New predicate based on the
16116 former is_subrange_type.
16117 * tree.h (subrange_type_for_debug_p): Declare.
16118 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
16119 (convert_affine_scev): Remove call to above function.
16120 (chrec_convert_aggressive): Likewise.
16121 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
16122 false for conversions involving subtypes.
16123 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
16124 (vrp_val_min): Likewise.
16125 (needs_overflow_infinity): Likewise.
16126 (extract_range_from_unary_expr): Likewise.
16128 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
16130 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
16131 * config/frv/frv.c: Likewise.
16132 * config/s390/s390.c: Likewise.
16133 * config/sparc/sparc.h: Likewise.
16134 * config/i386/i386.h: Likewise.
16135 * config/i386/i386.c: Likewise.
16136 * config/crx/crx.c: Likewise.
16137 * config/m68hc11/m68hc11.h: Likewise.
16138 * config/iq2000/iq2000.c: Likewise.
16139 * config/mn10300/mn10300.h: Likewise.
16140 * config/mn10300/mn10300.c: Likewise.
16141 * config/m68k/m68k.c: Likewise.
16142 * config/rs6000/rs6000.c: Likewise.
16143 * config/rs6000/xcoff.h: Likewise.
16144 * config/rs6000/linux64.h: Likewise.
16145 * config/rs6000/sysv4.h: Likewise.
16146 * config/score/score3.c: Likewise.
16147 * config/score/score7.c: Likewise.
16148 * config/score/score.c: Likewise.
16149 * config/arm/arm.md: Likewise.
16150 * config/mips/mips.c: Likewise.
16151 * config/mips/mips.md: Likewise.
16152 * config/bfin/bfin.h: Likewise.
16153 * config/pa/pa.c: Likewise.
16154 * config/pa/constraints.md: Likewise.
16156 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
16157 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
16158 * config/pdp11/pdp11.h: Use memory_address_p instead.
16160 2009-05-14 Ian Lance Taylor <iant@google.com>
16162 * passes.c (finish_optimization_passes): Change i to int.
16163 * plugin.c (plugins_active_p): Change event to int.
16164 (dump_active_plugins): Likewise.
16165 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
16167 * tree.c (tree_range_check_failed): Change c to unsigned int.
16168 (omp_clause_range_check_failed): Likewise.
16169 (build_common_builtin_nodes): Change mode to int. Add cast.
16170 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
16171 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
16173 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
16174 ++ or -- with a variable of enum type.
16176 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16179 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
16181 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16183 * store-motion.c: Do not include params.h
16184 * Makefile.in: Fix dependencies for various files.
16186 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16188 * auto-inc-dec.c: Fix pass description, remove apparent
16189 accidental duplication.
16191 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
16193 PR middle-end/40147
16194 * ipa-utils.h (memory_identifier_string): Moved to ...
16195 * tree.h (memory_identifier_string): Here. Add GTY(()).
16197 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
16199 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
16200 in the former documentation of...
16201 (GO_IF_LEGITIMATE_ADDRESS): ... this.
16202 * ira-conflicts.c (get_dup_num): Use address_operand.
16203 * targhooks.c (default_legitimate_address_p): New.
16204 * targhooks.h (default_legitimate_address_p): New.
16205 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
16207 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
16208 * target.h (struct target): Add legitimate_address_p.
16209 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
16210 (TARGET_INITIALIZER): Include it.
16212 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16213 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
16214 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
16215 (TARGET_LEGITIMATE_ADDRESS_P): New.
16217 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16218 (REG_OK_STRICT_P): Delete.
16219 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
16220 (frv_legitimate_address_p_1): ... this.
16221 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
16222 (frv_legitimate_address_p_1): ... the renamed old
16223 frv_legitimate_address_p.
16224 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
16225 (TARGET_LEGITIMATE_ADDRESS_P): New.
16227 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16228 * config/s390/s390-protos.h (legitimate_address_p): Remove.
16229 * config/s390/s390.c (legitimate_address_p): Rename to...
16230 (s390_legitimate_address_p): ... this, make static.
16231 (legitimize_address): Adjust call.
16232 (TARGET_LEGITIMATE_ADDRESS_P): New.
16233 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
16235 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16236 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
16237 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
16238 (TARGET_LEGITIMATE_ADDRESS_P): New.
16240 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16241 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
16242 * config/spu/spu.c (spu_legitimate_address): Rename to...
16243 (spu_legitimate_address_p): ... this, make static.
16244 (TARGET_LEGITIMATE_ADDRESS_P): New.
16246 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16247 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
16248 * config/sparc/sparc.c (legitimate_address_p): Rename to...
16249 (sparc_legitimate_address_p): ... this, make static and return bool.
16250 (legitimize_address): Adjust call.
16251 (TARGET_LEGITIMATE_ADDRESS_P): New.
16253 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16254 * config/i386/i386-protos.h (legitimate_address_p): Remove.
16255 * config/i386/i386.c (legitimate_address_p): Rename to...
16256 (ix86_legitimate_address_p): ... this, make static.
16257 (constant_address_p): Move after it, adjust call.
16258 (TARGET_LEGITIMATE_ADDRESS_P): New.
16260 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16261 * config/avr/avr-protos.h (legitimate_address_p): Remove.
16262 * config/avr/avr.c (legitimate_address_p): Rename to...
16263 (avr_legitimate_address_p): ... this, make static.
16264 (legitimize_address): Adjust call.
16265 (TARGET_LEGITIMATE_ADDRESS_P): New.
16267 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16268 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
16269 * config/crx/crx.c (crx_legitimate_address_p): Make static.
16270 (TARGET_LEGITIMATE_ADDRESS_P): New.
16272 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16273 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
16274 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
16275 (TARGET_LEGITIMATE_ADDRESS_P): New.
16277 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16278 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
16280 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
16282 (TARGET_LEGITIMATE_ADDRESS_P): New.
16284 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16285 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
16287 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
16289 (m68hc11_legitimate_address_p): ... this, make static.
16290 (go_if_legitimate_address_internal): Rename to...
16291 (m68hc11_legitimate_address_p_1): ... this.
16292 (legitimize_address): Adjust call.
16293 (TARGET_LEGITIMATE_ADDRESS_P): New.
16295 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16296 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
16297 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
16298 (TARGET_LEGITIMATE_ADDRESS_P): New.
16300 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16301 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
16302 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
16303 (mn10300_legitimate_address_p): ... this, make static.
16304 (TARGET_LEGITIMATE_ADDRESS_P): New.
16306 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16307 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
16308 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
16309 (TARGET_LEGITIMATE_ADDRESS_P): New.
16311 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16312 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
16313 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
16314 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16315 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
16316 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
16317 (rs6000_legitimate_address_p): ... this, make static.
16318 (TARGET_LEGITIMATE_ADDRESS_P): New.
16319 (REG_MODE_OK_FOR_BASE_P): Delete.
16320 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
16322 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16323 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
16325 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
16326 static, adjust types.
16327 (TARGET_LEGITIMATE_ADDRESS_P): New.
16329 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16330 * config/score/score.c (score_address_p): Rename to...
16331 (score_legitimate_address_p): ... this.
16332 (TARGET_LEGITIMATE_ADDRESS_P): New.
16333 * config/score/score3.c (score3_address_p): Rename to...
16334 (score3_legitimate_address_p): ... this.
16335 * config/score/score7.c (score7_address_p): Rename to...
16336 (score7_legitimate_address_p): ... this.
16338 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
16339 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
16340 GO_IF_LEGITIMATE_ADDRESS): Delete.
16341 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
16342 thumb2_legitimate_address_p): Delete.
16343 (arm_legitimate_address_p): Rename to...
16344 (arm_legitimate_address_outer_p): ... this.
16345 * config/arm/constraints.md ("Uq"): Adjust call.
16346 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
16347 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
16349 (arm_legitimate_address_outer_p): ... this.
16350 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
16352 (TARGET_LEGITIMATE_ADDRESS_P): New.
16354 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16355 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
16356 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
16357 (TARGET_LEGITIMATE_ADDRESS_P): New.
16359 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16360 * config/vax/vax-protos.h (legitimate_address_p): Remove.
16361 * config/vax/vax.c (legitimate_address_p): Rename to...
16362 (vax_legitimate_address_p): ... this, make static.
16363 (TARGET_LEGITIMATE_ADDRESS_P): New.
16365 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16366 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
16367 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
16368 (TARGET_LEGITIMATE_ADDRESS_P): New.
16370 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16371 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
16372 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
16373 (mmix_legitimate_address_p): ... this, make static.
16374 (TARGET_LEGITIMATE_ADDRESS_P): New.
16376 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16377 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
16378 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
16379 (TARGET_LEGITIMATE_ADDRESS_P): New.
16381 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
16383 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
16384 of MODE_COMPLEX_INT.
16386 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
16388 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
16389 LCT_NORMAL in function call.
16390 * mips-tdump.c (print_file_desc): Add cast to enum type.
16391 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
16392 (mark_stabs): Add casts to enum types.
16393 (parse_stabs_common): Add casts to enum types.
16395 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
16397 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
16398 Check for invalid values of LETTER.
16400 2009-05-13 Taras Glek <tglek@mozilla.com>
16402 * attribs.c (register_attribute): moved out attribute registration
16403 into register_attribute.
16404 * doc/plugins.texi: Documented register_attribute and
16406 * gcc-plugin.h: Added forward decl for register_attribute.
16407 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
16408 * plugin.c (register_callback, invoke_plugin_callbacks): Added
16409 PLUGIN_ATTRIBUTES boilerplate.
16411 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
16413 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
16414 values even in sentinel and empty entries.
16415 (ms_printf_flag_specs): Likewise.
16416 (ms_scanf_flag_specs): Likewise.
16417 (ms_strftime_flag_specs): Likewise.
16418 (ms_print_char_table): Likewise.
16419 (ms_scan_char_table): Likewise.
16420 (ms_time_char_table): Likewise.
16422 2009-05-13 Doug Kwan <dougkwan@google.com>
16424 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
16426 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
16428 * config/mips/mips.md (store): Add attributes for QI and HI.
16430 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
16431 (truncdi<mode>2): ... this new pattern.
16433 2009-05-13 Brad Hards <bradh@kde.org>
16435 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
16437 2009-05-14 Jakub Jelinek <jakub@redhat.com>
16438 Ben Elliston <bje@au.ibm.com>
16440 PR middle-end/40035
16441 * dse.c (check_mem_read_rtx): Guard against width == -1.
16443 2009-05-13 Michael Matz <matz@suse.de>
16445 PR middle-end/39976
16446 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
16447 (trivially_conflicts_p): New function.
16448 (insert_backedge_copies): Use it.
16450 2009-05-13 Janis Johnson <janis187@us.ibm.com>
16452 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
16453 (handle_stdc_pragma): Use new enum constant names.
16454 (handle_pragma_float_const_decimal64): Ditto.
16456 2009-05-13 Ian Lance Taylor <iant@google.com>
16458 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
16461 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
16463 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
16464 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
16466 * config/m68k/m68k.h (FL_UCLINUX): Define.
16468 2009-05-13 Jan Hubicka <jh@suse.cz>
16470 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
16472 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
16474 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
16475 unless -fschedule-insns is specified.
16477 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
16480 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
16481 TARGET_EXPAND_CBRANCHDI4.
16482 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
16483 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
16484 (cmpeqdi): Fix comment.
16486 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
16488 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
16489 (sh_legitimate_address_p): Likewise.
16490 * config/sh/sh.c (sh_legitimate_index_p): New.
16491 (sh_legitimate_address_p): Likewise.
16492 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
16493 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
16494 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
16495 (MAYBE_BASE_REGISTER_RTX_P): New macro.
16496 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
16497 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
16498 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
16499 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
16500 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
16502 2009-05-12 Jan Hubicka <jh@suse.cz>
16504 * tree-inline.c (estimate_operator_cost): Add operands;
16505 when division happens by constant, it is cheap.
16506 (estimate_num_insns): Loads and stores are not having cost of 0;
16507 EH magic stuff is cheap; when computing runtime cost of switch,
16508 use log2 base of amount of its cases; builtin_expect has cost of 0;
16509 compute cost for moving return value of call.
16510 (init_inline_once): Initialize time_based flags.
16511 * tree-inline.h (eni_weights_d): Add time_based flag.
16513 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
16515 * df-core.c: Update head documentation.
16517 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
16520 * rs6000.c (rs6000_generate_compare): Use op1b instead of
16521 shadowing exisiting variable op1.
16523 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
16526 * config/i386/driver-i386.c (processor_signatures): New enum.
16527 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
16528 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
16529 processor signature to detect geode processor.
16531 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
16535 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
16537 * optabs.c (prepare_cmp_insn): Temporarily disable test that
16538 causes spurious differences between trunk and cond-optab branch.
16540 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
16542 * dojump.c (compare_from_rtx): Delete.
16543 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
16544 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
16545 if the comparison does not satisfy the predicate; test predicates for
16546 operands 2 and 3 of a cstore pattern. Don't try cstore optab
16547 further if one existing pattern fails.
16548 * expr.h (compare_from_rtx): Delete.
16549 (prepare_operand): Declare it.
16550 * optabs.c: Change "lib call" to "libcall" throughout.
16551 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
16552 HAVE_conditional_trap, emit_cmp_insn): Delete.
16553 (can_compare_p): Delete cmp_optab case.
16554 (prepare_float_lib_cmp): Return an rtx and a machine mode.
16555 Accept other parameters by value.
16556 (prepare_operand): Make non-static.
16557 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
16558 other parameters by value. Try to widen operands here based on
16559 an optab_methods argument and looking at cbranch_optab.
16560 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
16561 loop. Use cbranch_optab directly.
16562 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
16563 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
16565 (emit_conditional_move, emit_conditional_add): Inline what's needed
16566 of compare_from_rtx, using new prepare_cmp_insn for the rest.
16567 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
16568 with COMPARE. Move cmov_optab and cstore_optab above
16569 with cbranch_optab, move cmp_optab down with ucmp_optab,
16570 remove tst_otpab. Do not initialize trap_rtx.
16571 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
16572 for trap code. Do not check HAVE_conditional_trap. Use
16573 prepare_cmp_insn. Accept no predicate for operand 3.
16574 * optabs.h (OTI_cmp): Mark as used only for libcalls.
16575 (OTI_ctrap, ctrap_optab): New.
16576 (tst_optab): Delete.
16577 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
16578 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
16579 with lookup of ctrap_optab.
16580 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
16582 (ctrap_optab): New.
16584 * combine.c (combine_simplify_rtx, simplify_set): Do not
16585 special case comparing against zero for cc0 machines.
16586 * simplify-rtx.c (simplify_binary_operation_1): Never remove
16587 COMPARE on cc0 machines.
16588 (simplify_relational_operation): Return a new expression when
16589 a COMPARE could be removed.
16590 * final.c (final_scan_insn): Compare cc_status values
16591 against LHS of a (compare FOO (const_int 0)) cc0 source.
16592 Also check if cc_status.value is the full compare.
16594 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
16595 (cstoreMM4): Document.
16596 (conditional_trap): Document ctrapMM4 instead.
16597 (sync_compare_and_swapMM): Refer to cbranchcc4.
16598 (Dependent Patterns): Eliminate obsolete information referring to
16599 the old jump optimization phase.
16600 (Canonicalization): Include cbranchcc4 case, omit canonicalization
16601 of compares with 0 on cc0 machines.
16602 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
16603 avoiding references to cc0. Remove text about storing operands
16605 * doc/tm.texi (Condition Codes): Include blurb on different
16606 condition code representations, separate into subsections for
16607 CC0, MODE_CC and conditional execution.
16609 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
16610 alpha_emit_setcc): Accept operands and a machine mode.
16611 * config/alpha/alpha.c (alpha_emit_conditional_branch):
16612 Get code/op0/op1 from operands, use machine mode argument
16613 instead of alpha_compare.fp_p. Emit the branch here.
16614 (alpha_emit_setcc): Likewise, and return boolean.
16615 (alpha_emit_conditional_move): Likewise. Assert that
16616 cmp_op_mode == cmp_mode, and simplify accordingly.
16617 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
16618 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
16619 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
16621 (stack probe test): Use cbranchdi4.
16622 * config/alpha/predicates.md (alpha_cbranch_operator): New.
16624 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
16625 * config/arc/arc.h (movsicc, movsfcc): Use it.
16626 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
16627 (cbranchsi4, cstoresi4): New.
16628 (cmpsi, bCC and sCC expanders): Remove.
16630 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
16631 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
16632 * config/arm/predicates.md (arm_comparison_operator): Only include
16633 floating-point operators if there is a hardware floating-point unit.
16634 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
16635 deferring to cbranch_cc and cstore_cc respectively.
16636 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
16637 cbranch_cc, cstore_cc): New.
16638 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
16640 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
16642 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
16643 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
16645 (adjust_insn_length): Adjust calls.
16646 (avr_reorg): Handle (compare (foo) (const_int 0)).
16647 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
16648 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
16649 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
16650 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
16652 (cbranchqi4, cbranchhi4, cbranchsi4): New.
16653 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
16655 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
16656 (cbranchsi4, cstorebi4, cstoresi4): New.
16657 (movbisi): This insn is duplicate, split it to zero_extend.
16658 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
16659 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
16660 (bfin_optimize_loop): Use cbranch expander.
16661 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
16662 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
16663 (bfin_bimode_comparison_operator): ... this.
16664 (bfin_direct_comparison_operator): New.
16666 * config/cris/cris.c (cris_normal_notice_update_cc): Look
16667 inside (compare FOO (const_int 0)).
16668 (cris_rtx_costs): Handle ZERO_EXTRACT.
16669 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
16670 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
16671 (*tstdi_v32): Delete.
16672 (*cmpdi_non_v32): Add M alternative for operand 1.
16673 (cmpsi, cmp<mode>): Make private.
16674 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
16676 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
16678 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
16679 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
16680 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
16681 (cc_reg_operand): New.
16682 (any_cond): Delete.
16683 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
16684 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
16685 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
16686 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
16687 crx_expand_scond): Delete.
16689 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
16691 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
16692 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
16694 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
16695 cstoresi4, cstoresf4, cstoredf4): New.
16696 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
16697 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
16698 Receive the entire operands array.
16699 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
16700 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
16701 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
16702 Get test/op0/op1 from the operands array.
16703 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
16705 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
16706 (h8300_expand_store): New.
16707 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
16709 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
16710 (h8300_expand_store): New.
16711 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
16712 or do not try to produce (set (cc0) REG).
16713 (peepholes): Wrap arguments with COMPARE. Add a peephole to
16714 change a compare into a move to a scratch register. Disable some
16715 peepholes when comparing with zero.
16716 (tstsi, tsthi, tstsi, cmpqi): Make private.
16718 (bCC, sCC): Delete.
16719 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
16722 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
16723 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
16724 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
16725 (ix86_emit_i387_log1p): Use cbranchxf2.
16726 (ix86_expand_setcc): Return void.
16727 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
16728 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
16729 cmp<MODEF>, cmpcc): Remove.
16730 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
16731 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
16732 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
16733 (sCC and bCC expanders): Remove.
16734 (stack_protect_test): Use cbranchcc4.
16736 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
16738 (ia64_expand_compare): Accept three rtx by reference and return void.
16739 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
16740 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
16741 from *expr. Update *expr with the BImode comparison to do.
16742 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
16743 cmptf, bCC, sCC, conditional_trap): Delete.
16744 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
16745 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
16746 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
16747 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
16748 * config/ia64/predicates.md (ia64_cbranch_operator): New.
16750 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
16751 type of last argument.
16752 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
16753 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
16754 use machine mode argument instead of branch_type. Remove dead
16755 code for floating-point comparisons.
16756 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
16757 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
16759 (cbranchsi4, cstoresi4): New.
16760 * config/iq2000/predicates.md (reg_or_const_operand): New.
16762 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
16763 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
16764 (b<code>_op): Rewrite to...
16765 (bcc_op): ... this, using match_operator.
16766 (s<code>_op): Rewrite to...
16767 (scc_op): ... this, using match_operator.
16768 (s<code>_24_op): Rewrite to...
16769 (scc_op_24): ... this, using match_operator.
16770 (s<code>_<mode>): Rewrite to...
16771 (cstore<mode>4): ... this, using match_operator.
16772 (s<code>_<mode>_24): Rewrite to...
16773 (cstore<mode>4_24): ... this, using match_operator.
16774 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
16775 m32c_unpend_compare, m32c_expand_scc): Delete.
16776 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
16777 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
16778 (m32c_expand_movcc): Change NE to EQ if necessary.
16779 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
16781 * config/m32r/m32r-protos.h (gen_cond_store): New.
16782 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
16783 (gen_cond_store): New, from sCC patterns.
16784 (m32r_expand_block_move): Use cbranchsi4.
16785 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
16786 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
16787 (cbranchsi4, cstoresi4): New.
16789 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
16791 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
16792 (m68hc11_notice_update_cc): Look into a compare with 0.
16793 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
16795 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
16796 cmphi, cmpqi, bCC): Delete.
16797 (cbranchsi4, cbranchhi4, cbranchqi4): New.
16798 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
16799 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
16802 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
16803 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
16804 * config/m68k/constraints.md (H): New.
16805 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
16806 the define_insn below.
16807 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
16808 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
16809 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
16810 patterns): Wrap RHS with COMPARE.
16811 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
16812 (*cmpdi_internal): Name this pattern.
16813 (cmpdi): Change to define_insn.
16814 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
16815 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
16816 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
16818 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
16819 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
16820 (conditional_trap): Change to...
16821 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
16822 (*conditional_trap): Use the ordered_comparison_operator and
16823 const1_operand predicates.
16824 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
16825 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
16826 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
16827 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
16829 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
16830 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
16831 (mcore_gen_compare): New.
16832 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
16833 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
16834 (mcore_gen_compare): ... this.
16835 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
16836 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
16837 (stack probe pattern): Use cbranchsi4.
16839 * config/mips/predicates.md (mips_cstore_operator): New.
16840 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
16841 * config/mips/mips.md (any_cond): Delete.
16842 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
16844 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
16845 fixuns_truncsfdi2): Use cbranch patterns.
16846 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
16847 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
16848 Adjust call to mips_expand_conditional_branch.
16849 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
16851 * config/mips/mips-protos.h (mips_expand_conditional_branch,
16852 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
16853 * config/mips/mips.c (cmp_operands): Delete.
16854 (mips_emit_compare): Get comparison operands from *op0/*op1.
16855 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
16856 that it succeeds. Use op0/op1 instead of cmp_operands.
16857 (mips_expand_conditional_branch, mips_expand_conditional_move,
16858 mips_expand_conditional_trap): Likewise.
16859 (mips_block_move_loop): Use cbranch patterns.
16860 * config/mips/mips.h (cmp_operands): Delete.
16862 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
16863 (mmix_gen_compare_reg): Just return a register in the right CC mode.
16864 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
16865 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
16866 (*cmpcc_folded): Rename to...
16867 (*cmpdi_folded): this.
16868 (*cmpcc): Rename to...
16870 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
16873 (cbranchdf4): New. Handle invalid comparisons here.
16874 * config/mmix/predicates.md (float_comparison_operator): New.
16876 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
16877 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
16878 * config/mn10300/mn10300.md (tst): Delete.
16879 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
16880 Name these patterns and wrap RHS in a compare.
16881 (*cmpsi): Make this pattern private. Include tst.
16882 (*cmpsf): Make this pattern private.
16883 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
16884 (compare with zero peepholes): Likewise.
16886 (cbranchsi4, cbranchsf4): New.
16887 (casesi): Use cbranchsi4.
16889 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
16890 hppa_branch_type): Delete.
16891 (return_addr_rtx): Use cbranchsi4.
16892 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
16893 Emit CCFPmode comparison here.
16894 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
16895 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
16896 hppa_branch_type): Delete.
16897 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
16898 (movsicc, movdicc): Remove references to hppa_compare_op0,
16899 hppa_compare_op1 and compare_from_rtx.
16900 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
16901 (casesi): Use cbranchsi4.
16903 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
16904 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
16905 * config/pdp11/pdp11.md (register_or_const0_operand): New.
16906 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
16907 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
16909 (cbranchdf4, cbranchhi4, cbranchqi4): New.
16910 (*branch, *branch_inverted): New.
16912 * config/picochip/picochip.md (cbranchhi4): Use
16913 ordered_comparison_operator.
16914 (cmphi, bCC): Remove.
16916 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
16917 (trap_comparison_operator): Delete.
16918 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
16919 rs6000_emit_cbranch): Accept mode and operands.
16920 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
16921 rs6000_compare_fp_p): Delete.
16922 (rs6000_generate_compare): Accept mode and comparison. Extract code
16923 and op0/op1 from there. Replace references to rs6000_compare_op0
16924 and rs6000_compare_op1.
16925 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
16926 extract result from passed operands.
16927 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
16928 extract loc from passed operands.
16929 (rs6000_emit_cmove): Likewise.
16930 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
16931 rs6000_compare_fp_p): Delete.
16932 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
16933 (cbranch<GPR>4, cbranch<FP>4): New.
16934 (cstore<mode>4): New. Consolidate here all choices about when to use
16935 portable or specialized sCC sequences.
16936 (stack_protect_test): Use cbranchsi4.
16937 (conditional_trap): Replace with ctrap<GPR>4.
16938 (conditional trap insn): Replace trap_comparison_operator with
16939 ordered_comparison_operator.
16941 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
16942 (s390_emit_prologue): Use ctrap.
16943 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
16944 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
16945 New predicates replacing...
16946 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
16947 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
16948 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
16949 (add<mode>cc): Do not use s390_compare_op0/op1.
16950 (s<code>): Change to...
16951 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
16952 (seq): Change to...
16953 (cstorecc4): ... this. Handle EQ or NE equally.
16954 (*sne): Un-privatize for use in cstorecc4.
16955 (b<code>): Change to...
16956 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
16957 (conditional_trap): Replace with...
16958 (ctrap<GPR>4, ctrap<FP>4): ... these.
16959 (stack_protect): Use cbranchcc4.
16961 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
16962 * config/score/score-protos.h (score_gen_cmp): Delete.
16963 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
16964 (score_block_move-loop): Use cbranchsi4.
16965 * config/score/score.md (cbranchsi4): New.
16966 (cmpsi, bCC): Delete.
16967 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
16968 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
16969 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
16970 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
16971 * config/score/score3.h (score3_gen_cmp): Delete.
16972 * config/score/score7.h (score7_gen_cmp): Delete.
16974 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
16975 (sh_emit_scc_to_t): ... this. Return void.
16976 (from_compare): Rename to...
16977 (sh_emit_compare_and_branch): ... this.
16978 (sh_emit_compare_and_set): New.
16979 (sh_expand_t_scc): Accept operands.
16980 * config/sh/predicates.md (sh_float_comparison_operator): New.
16981 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
16982 (prepare_scc_operands): Rename to...
16983 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
16985 (sh_emit_cheap_store_flag): New.
16986 (sh_emit_set_t_insn): New.
16987 (from_compare): Rename to...
16988 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
16989 handling of TARGET_SH2E floating point to avoid recursive call.
16990 Generate branch here.
16991 (sh_emit_compare_and_set): New.
16992 (sh_expand_t_scc): Get op0/op1 from arguments.
16993 (sh_emit_cheap_store_flag): New.
16994 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
16996 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
16997 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
16998 (movsicc, movdicc): Do nothing when it recreated operands from
16999 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
17000 prepare_scc_operands (now sh_emit_scc_to_t).
17001 (udivdi3): Use cstoresi4.
17002 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
17003 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
17004 (cbranchint4_media, cbranchfp4_media): New.
17005 (casesi): Use cbranchdi4.
17006 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
17008 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
17009 (movnegt): Remove second operand.
17010 (cbranchsf4, cbranchdf4): New.
17011 (stack_protect): Use cbranchdi4/cbranchsi4.
17013 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
17014 (gen_compare_reg): Accept comparison, extract part of it to...
17015 (gen_compare_reg_1): ... this.
17016 (gen_compare_operator): Delete.
17017 (gen_v9_scc): Accept separate destination, comparison code and arms.
17018 Do not use sparc_compare_op0/sparc_compare_op1.
17019 (emit_scc_insn, emit_conditional_branch_insn): New.
17020 (emit_v9_brxx): Make static. Remove useless assertion.
17021 (sparc_emit_float_lib_cmp): Return RTL instead of calling
17023 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
17024 * config/sparc/sparc-protos.h (gen_compare_reg,
17025 sparc_emit_float_lib_cmp): Adjust prototype.
17026 (emit_scc_insn, emit_conditional_branch_insn): New.
17027 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
17028 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
17029 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
17030 iterators to the top.
17031 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
17032 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
17033 snedi_special_trunc): Delete.
17034 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
17035 and snedi_special_trunc.
17036 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
17037 cbranchdi4, cbranch<F:mode>4): New.
17038 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
17039 here. Use gen_compare_reg instead of gen_compare_operator.
17040 (conditional_trap): Replace with...
17041 (ctrapsi4, ctrapdi4): ... this.
17042 (stack_protect_test): Use cbranchcc4.
17044 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
17046 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
17047 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
17048 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
17049 from operands[0] or operands[3] depending on is_set.
17050 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
17051 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
17052 cmpdf, bCC), sCC: Remove.
17053 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
17054 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
17056 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
17057 spu_emit_branch_or_set.
17059 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
17061 * config/stormy16/stormy16.h (xstormy16_compare_op0,
17062 xstormy16_compare_op1): Delete.
17063 * config/stormy16/stormy16.c (xstormy16_compare_op0,
17064 xstormy16_compare_op1): Delete.
17065 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
17067 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
17068 (cmphi, cmpsi, bCC): Remove.
17070 * config/v850/v850.md (tstsi, cmpsi): Fold into...
17071 (*cmpsi): ... this one.
17072 (cbranchsi4, cstoresi4): New.
17073 (bCC expanders): Delete.
17074 (sCC insns): Fold into...
17075 (*setcc): ... this one.
17076 (casesi): Do not use gen_cmpsi and gen_bgtu.
17077 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
17078 (movsicc): Simplify.
17079 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
17081 * config/vax/vax-protos.h (cond_name): New.
17082 (vax_output_conditional_branch): Remove.
17083 * config/vax/vax.c (cond_name): New.
17084 (vax_output_conditional_branch): Remove.
17085 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
17086 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
17087 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
17088 (bit<VAXint>): Wrap source with (compare).
17089 (b<code> and following unnamed pattern): Rename to *branch and
17090 *branch_reversed. Change macroization to match_operator.
17091 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
17093 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
17094 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
17095 Change last argument to machine_mode.
17096 (xtensa_expand_scc): Add machine_mode argument.
17097 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
17098 (gen_conditional_move, xtensa_expand_conditional_branch,
17099 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
17100 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
17101 Adjust operand numbers.
17102 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
17104 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
17105 (cmpsi, cmpsf, b<code>, s<code>): Delete.
17106 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
17108 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17110 * optabs.c (prepare_cmp_insn): Temporarily disable test that
17111 causes spurious differences between trunk and cond-optab branch.
17113 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
17116 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
17118 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
17120 * tree.c (iterative_hash_pointer): Delete.
17121 (iterative_hash_expr): Short-circuit handling of NULL pointer.
17122 Hash UIDs and versions of SSA names. Don't special-case built-in
17123 function declarations.
17125 2009-05-11 Ian Lance Taylor <iant@google.com>
17128 * graphite.c: Force -Wc++-compat to only be a warning before
17129 #including "cloog/cloog.h".
17131 2009-05-11 Martin Jambor <mjambor@suse.cz>
17133 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
17135 2009-05-11 Jan Hubicka <jh@suse.cz>
17137 * tree-ssa-loop-ivcanon.c: Include target.h
17138 (struct loop_size): new structure.
17139 (constant_after_peeling): New predicate.
17140 (tree_estimate_loop_size): New function.
17141 (estimated_unrolled_size): Rewrite for new estimates.
17142 (try_unroll_loop_completely): Use new estimates.
17143 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
17145 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
17147 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
17148 libcpp interface change.
17149 (spu_macro_to_expand): Likewise.
17151 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
17153 PR tree-optimization/40026
17154 * gimplify.c (gimplify_init_constructor): Change initial conditional
17155 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
17156 optimize_compound_literals_in_ctor.
17158 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
17160 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
17162 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
17164 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
17166 * tree-vect-data-refs.c (vect_analyze_group_access): Use
17167 HOST_WIDE_INT for gap.
17169 2009-05-11 Ira Rosen <irar@il.ibm.com>
17171 PR tree-optimization/40074
17172 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
17173 account in group size and step comparison.
17175 2009-05-11 Richard Guenther <rguenther@suse.de>
17177 * passes.c (init_optimization_passes): Strip now incorrect comment.
17178 (execute_function_todo): Do not set PROP_alias.
17179 * tree-pass.h (PROP_alias): Remove.
17180 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
17181 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
17182 * tree-nrv.c (pass_return_slot): Likewise.
17183 * tree-object-size.c (pass_object_sizes): Likewise.
17184 * tree-ssa-dom.c (pass_dominator): Likewise.
17185 (pass_phi_only_cprop): Likewise.
17186 * tree-ssa-dse.c (pass_dse): Likewise.
17187 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
17188 (pass_cselim): Likewise.
17189 * tree-ssa-pre.c (pass_pre): Likewise.
17190 (pass_fre): Likewise.
17191 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
17192 * tree-ssa-sink.c (pass_sink_code): Likewise.
17193 * tree-stdarg.c (pass_stdarg): Likewise.
17194 * tree-tailcall.c (pass_tail_calls): Likewise.
17195 * tree-vrp.c (pass_vrp): Likewise.
17197 2009-05-10 Ian Lance Taylor <iant@google.com>
17199 * basic-block.h (enum profile_status): Break out of struct
17200 control_flow_graph.
17201 * cgraph.h (struct inline_summary): Break out of struct
17203 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
17204 of struct cgraph_order_sort.
17205 * combine.c (enum undo_kind): New enum, broken out of struct undo.
17206 * cse.c (struct branch_path): Break out of struct
17207 cse_basic_block_data.
17208 * except.h (enum eh_region_type): Break out of struct eh_region.
17209 * gcc.c (enum add_del): Break out of struct modify_target.
17210 * genrecog.c (enum decision_type): Break out of struct decision_test.
17211 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
17213 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
17214 * regmove.c (enum match_use): New enum, broken out of struct match.
17215 * sched-int.h (enum post_call_group): New enum, broken out of
17217 (struct deps_reg): Break out of struct deps.
17218 * target.h (struct asm_int_op): Break out of struct gcc_target.
17219 * tree-eh.c (struct goto_queue_node): Break out of struct
17221 * tree-inline.h (enum copy_body_cge_which): Break out of
17223 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
17225 * c-decl.c (in_struct, struct_types): New static variables.
17226 (pushtag): Add loc parameter. Change all callers.
17227 (lookup_tag): Add ploc parameter. Change all callers.
17228 (check_compound_literal_type): New function.
17229 (parser_xref_tag): Add loc parameter. Change all callers. If
17230 -Wc++-compat, warn about struct/union/enum types defined within a
17232 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
17233 and loc parameters. Change all callers. Change error calls to
17234 error_at, using loc. For a redefinition, if the location of the
17235 original definition is known, report it. Set in_struct and
17236 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
17237 (finish_struct): Add new parameters enclosing_in_struct and
17238 enclosing_struct_types. Change all callers. Set
17239 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
17240 in the struct. If in a struct, add this struct to struct_types.
17241 (start_enum): Add loc parameter. Change all callers. Use
17242 error_at for errors, using loc. For a redefinition, if the
17243 location of the original definition is known, report it. If in a
17244 struct, add this enum type to struct_types. If -Wc++-compat warn
17245 if in sizeof, typeof, or alignof.
17246 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
17247 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
17248 (c_parser_enum_specifier): Get enum location for start_enum.
17249 (c_parser_struct_or_union_specifier): Get struct location for
17250 start_struct. Save in_struct and struct_types status between
17251 start_struct and finish_struct.
17252 (c_parser_cast_expression): Get location of cast.
17253 (c_parser_alignof_expression): Get location of type.
17254 (c_parser_postfix_expression): Likewise.
17255 (c_parser_postfix_expression_after_paren_type): Add type_loc
17256 parameter. Change all callers. Call check_compound_literal_type.
17257 Use type_loc for error about variable size type.
17258 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
17259 of an enum constant from an enum type defined in a struct or union.
17260 (c_cast_expr): Add loc parameter. Change all callers. If
17261 -Wc++-compat, warn about defining a type in a cast.
17262 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
17263 (start_enum, start_struct, finish_struct): Update declarations.
17264 (parser_xref_tag, c_cast_expr): Update declarations.
17265 (check_compound_literal_type): Declare.
17267 2009-05-11 Ben Elliston <bje@au.ibm.com>
17269 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
17270 for recent libcpp interface change.
17271 (rs6000_macro_to_expand): Likewise.
17273 2009-05-10 Michael Matz <matz@suse.de>
17276 * config/arm/arm.c (require_pic_register): Emit on entry edge,
17277 not at entry of function.
17279 2009-05-10 Richard Guenther <rguenther@suse.de>
17281 PR tree-optimization/40081
17283 * tree-sra.c (instantiate_element): Instantiate scalar replacements
17284 using the main variant of the element type. Do not fiddle with
17285 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
17287 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
17288 structs with volatile fields.
17290 2009-05-10 Jan Hubicka <jh@suse.cz>
17292 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
17293 (estimate_move_cost): Assert that it does not get called for
17295 (estimate_num_insns): Skip VOID types in argument handling.
17296 (optimize_inline_calls): Delete unreachable blocks and verify that
17297 callgraph is valid.
17299 2009-05-10 Jan Hubicka <jh@suse.cz>
17301 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
17302 * cgraph.c (cgraph_mark_address_taken_node): New function.
17303 (dump_cgraph_node): Dump new flag.
17304 * cgraph.h (struct cgraph_node): Add address_taken.
17305 (cgraph_mark_address_taken_node): New function.
17306 * ipa.c (cgraph_postorder): Prioritize functions with address taken
17307 since new direct calls can be born.
17309 2009-05-10 Joseph Myers <joseph@codesourcery.com>
17311 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
17312 tok->val.node.node.
17314 2009-05-10 Jan Hubicka <jh@suse.cz>
17316 PR middle-end/40084
17317 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
17319 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
17320 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
17321 * tree-inline.c (copy_bb): Set frequency correctly.
17322 (fold_marked_statements): Update call to
17323 cgraph_update_edges_for_call_stmt.
17325 2009-05-10 Joseph Myers <joseph@codesourcery.com>
17327 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
17328 identifiers in diagnostics.
17329 * config/arm/arm.c (arm_handle_fndecl_attribute,
17330 arm_handle_isr_attribute): Likewise.
17331 * config/avr/avr.c (avr_handle_progmem_attribute,
17332 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
17333 * config/bfin/bfin.c (handle_int_attribute,
17334 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
17335 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
17336 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
17338 * config/darwin.c (darwin_handle_kext_attribute,
17339 darwin_handle_weak_import_attribute): Likewise.
17340 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
17341 h8300_handle_eightbit_data_attribute,
17342 h8300_handle_tiny_data_attribute): Likewise.
17343 * config/i386/i386.c (ix86_handle_cconv_attribute,
17344 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
17345 * config/i386/winnt.c (ix86_handle_shared_attribute,
17346 ix86_handle_selectany_attribute): Likewise.
17347 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
17348 * config/m32c/m32c.c (function_vector_handler): Likewise.
17349 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
17350 m68hc11_handle_fntype_attribute): Likewise.
17351 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
17352 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
17353 * config/mips/mips.c (mips_insert_attributes,
17354 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
17355 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
17356 rs6000_handle_struct_attribute): Likewise.
17357 * config/sh/sh.c (sh_insert_attributes,
17358 sh_handle_resbank_handler_attribute,
17359 sh_handle_interrupt_handler_attribute,
17360 sh2a_handle_function_vector_handler_attribute,
17361 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
17363 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
17364 * config/spu/spu.c (spu_handle_fndecl_attribute,
17365 spu_handle_vector_attribute): Likewise.
17366 * config/stormy16/stormy16.c
17367 (xstormy16_handle_interrupt_attribute): Likewise.
17368 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
17369 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
17371 2009-05-10 Joseph Myers <joseph@codesourcery.com>
17373 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
17374 (pp_translate_identifiers): New.
17375 (pp_identifier): Only conditionally translate identifier to locale
17377 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
17378 (pp_base_tree_identifier): Only conditionally translate identifier
17379 to locale character set.
17380 * c-pretty-print.c (M_): Define.
17381 (pp_c_type_specifier, pp_c_primary_expression): Mark English
17382 fragments for conditional translation with M_.
17383 * tree-pretty-print.c (maybe_init_pretty_print): Disable
17384 identifier translation.
17386 2009-05-10 Richard Guenther <rguenther@suse.de>
17388 PR tree-optimization/40081
17389 * tree-sra.c (instantiate_element): Instantiate scalar replacements
17390 using the main variant of the element type. Do not fiddle with
17391 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
17393 2009-05-09 Jan Hubicka <jh@suse.cz>
17395 PR middle-end/40080
17396 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
17397 indirect calls; verify cgraph afterwards.
17399 2009-05-09 Jan Hubicka <jh@suse.cz>
17402 * ipa.c (update_inlined_to_pointer): New function.
17403 (cgraph_remove_unreachable_nodes): Use it.
17405 2009-05-09 Jan Hubicka <jh@suse.cz>
17407 * tree-eh.c (struct leh_state): Remove prev_try.
17408 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
17409 not track prev_try.
17410 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
17411 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
17412 remove_eh_handler_and_replace, foreach_reachable_handler,
17413 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
17414 * except.h (struct eh_region): Remove eh_region_u_cleanup.
17415 (gen_eh_region_cleanup): Update prototype.
17417 2009-05-09 Jan Hubicka <jh@suse.cz>
17419 PR middle-end/40043
17420 * except.c (copy_eh_region): Always set prev_try.
17421 (redirect_eh_edge_to_label): Find outer try.
17422 (foreach_reachable_handler): When looking for prev try
17423 handle case where previous try is not going to be taken.
17425 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
17427 PR tree-optimization/40049
17428 * tree-vect-stmts.c (vectorizable_operation): If the machine has
17429 only vector/vector shifts, convert the type of the constant to the
17430 appropriate type to avoid building incorrect trees, which
17431 eventually have problems with garbage collection.
17433 2009-05-08 Joseph Myers <joseph@codesourcery.com>
17435 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
17436 -1 for complex floating-point types if honoring signed zeros.
17438 2009-05-08 Jan Hubicka <jh@suse.cz>
17440 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
17441 argument; handle correctly when profile is absent.
17442 (build_cgraph_edges): Update.
17443 (rebuild_cgraph_edges): Update.
17444 * cgraph.c: Do not include varray.h.
17445 (cgraph_set_call_stmt_including_clones): New function.
17446 (cgraph_create_edge_including_clones): Likewise
17447 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
17448 (cgraph_update_edges_for_call_stmt): Handle clones.
17449 (cgraph_remove_node): Handle clone tree.
17450 (cgraph_remove_node_and_inline_clones): New function.
17451 (dump_cgraph_node): Dump clone tree.
17452 (cgraph_clone_node): Handle clone tree.
17453 (clone_function_name): Bring here from tree-inline.c.
17454 (cgraph_create_virtual_clone): New function.
17455 * cgraph.h (ipa_replace_map): Move here from ipa.h.
17456 (cgraph_clone_info): New function.
17457 (strut cgraph_node): Add clone_info and new clone tree pointers.
17458 (cgraph_remove_node_and_inline_clones,
17459 cgraph_set_call_stmt_including_clones,
17460 cgraph_create_edge_including_clones,
17461 cgraph_create_virtual_clone): Declare.
17462 (cgraph_function_versioning): Use VEC argument.
17463 (compute_call_stmt_bb_frequency): Update prototype.
17464 (cgraph_materialize_all_clones): New function.
17465 * ipa-cp.c (ipcp_update_cloned_node): Remove.
17466 (ipcp_create_replace_map): Update to VECtors.
17467 (ipcp_update_callgraph): Use virtual clones.
17468 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
17469 (ipcp_update_profiling): Do not update local profiling.
17470 (ipcp_insert_stage): Use VECtors and virtual clones.
17471 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
17472 (clone_of_p): New function.
17473 (cgraph_preserve_function_body_p): Use clone tree.
17474 (cgraph_optimize): Materialize clones.
17475 (cgraph_function_versioning): Update for VECtors.
17476 (save_inline_function_body): Use clone tree.
17477 (cgraph_materialize_clone): New function.
17478 (cgraph_materialize_all_clones): Likewise.
17479 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
17480 * ipa.c: Include gimple.h.
17481 (cgraph_remove_unreachable_nodes): Use clone tree.
17482 * ipa-prop.c (ipa_note_param_call): Update call to
17483 compute_call_stmt_bb_frequencycall.
17484 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
17485 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
17486 (copy_bb): Handle updating of clone tree; add new edge when new call
17488 (expand_call_inline): Be strict about every call having edge.
17489 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
17490 (delete_unreachable_blocks_update_callgraph): New function.
17491 (tree_function_versioning): Use VECtors; always remove unreachable
17492 blocks and fold conditionals.
17493 * tree-inline.h: Do not include varray.h.
17494 (tree_function_versioning): Remove.
17495 * Makefile.in (GTFILES): Remove tree-inline.c
17496 * passes.c (do_per_function): Do only functions having body.
17497 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
17500 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
17501 Andrew Morrow <acm@google.com>
17504 * c-common.c (c_common_attribute_table): Permit deprecated
17505 attribute to take an optional argument.
17506 (handle_deprecated_attribute): If the optional argument to
17507 __attribute__((deprecated)) is not a string ignore the attribute
17508 and emit a warning.
17510 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
17511 * c-typeck.c (build_component_ref): Likewise.
17512 (build_external_ref): Likewise.
17514 * toplev.c (warn_deprecated_use): Add an attribute argument.
17515 Emit the message associated with __attribute__((deprecated)).
17517 * toplev.h (warn_deprecated_use): Updated.
17519 * doc/extend.texi: Document new optional parameter to
17520 __attribute__((deprecated))
17522 2009-05-08 Michael Eager <eager@eagercon.com>
17524 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
17525 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
17527 2009-05-08 Richard Guenther <rguenther@suse.de>
17529 PR tree-optimization/40062
17530 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
17531 Avoid exponential behavior.
17533 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
17535 PR rtl-optimization/33928
17537 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
17538 process_uses, build_single_def_use_links): New.
17539 (update_df): Update use_def_ref.
17540 (forward_propagate_into): Use get_def_for_use instead of use-def
17542 (fwprop_init): Call build_single_def_use_links and let it initialize
17544 (fwprop_done): Free use_def_ref.
17545 (fwprop_addr): Eliminate duplicate call to df_set_flags.
17546 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
17547 df_rd_simulate_one_insn): New.
17548 (df_rd_bb_local_compute_process_def): Update head comment.
17549 (df_chain_create_bb): Use the new RD simulation functions.
17550 * df.h (df_rd_simulate_artificial_defs_at_top,
17551 df_rd_simulate_one_insn): New.
17552 * opts.c (decode_options): Enable fwprop at -O1.
17553 * doc/invoke.texi (-fforward-propagate): Document this.
17555 2009-05-08 Joseph Myers <joseph@codesourcery.com>
17558 * c-typeck.c (build_binary_op): Handle arithmetic between one real
17559 and one complex operand specially.
17560 * tree-complex.c (some_nonzerop): Do not identify a real value as
17561 zero if flag_signed_zeros.
17563 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
17565 PR rtl-optimization/33928
17566 * loop-invariant.c (record_use): Fix && vs. || mishap.
17568 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
17570 PR rtl-optimization/33928
17571 * loop-invariant.c (struct use): Add addr_use_p.
17572 (struct def): Add n_addr_uses.
17573 (struct invariant): Add cheap_address.
17574 (create_new_invariant): Set cheap_address.
17575 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
17576 (record_uses): Pass df_ref to record_use.
17577 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
17580 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
17582 * config/sh/sh.c: Do not include c-pragma.h.
17584 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
17586 * config/spu/spu.c: Remove include of c-common.h.
17588 2009-05-07 Janis Johnson <janis187@us.ibm.com>
17591 * c-common.h (mark_valid_location_for_stdc_pragma,
17592 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
17593 clear_float_const_decimal64, float_const_decimal64_p): New.
17594 * c.opt (Wunsuffixed-float-constants): New.
17595 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
17596 unsuffixed float constant, handle new warning.
17597 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
17598 * c-decl.c (c_scope): New flag float_const_decimal64.
17599 (set_float_const_decimal64, clear_float_const_decimal64,
17600 float_const_decimal64_p): New.
17601 (push_scope): Set new flag.
17602 * c-parser.c (c_parser_translation_unit): Mark when it's valid
17603 to use STDC pragmas.
17604 (c_parser_external_declaration): Ditto.
17605 (c_parser_compound_statement_nostart): Ditto.
17606 * c-pragma.c (valid_location_for_stdc_pragma,
17607 mark_valid_location_for_stdc_pragma,
17608 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
17609 handle_pragma_float_const_decimal64): New.
17610 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
17611 * cp/semantics.c (valid_location_for_stdc_pragma_p,
17612 set_float_const_decimal64, clear_float_const_decimal64,
17613 float_const_decimal64_p): New dummy functions.
17614 * doc/extend.texi (Decimal Float): Remove statement that the
17615 pragma, and suffix for double constants, are not supported.
17616 * doc/invoke.texi (Warning Options): List new option.
17617 (-Wunsuffixed-float-constants): New.
17619 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
17621 * config/i386/i386.c: Do not include c-common.h.
17623 2009-05-07 Mark Heffernan <meheff@google.com>
17625 * doc/invoke.texi (Debugging Options): Document change of debugging
17627 * opts.c (decode_options): Make dump_base_name relative to
17628 aux_base_name directory.
17630 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
17632 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
17633 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
17635 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
17637 * Makefile.in (install-plugin): Simplify a bit.
17639 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
17641 * Makefile.in (OBJS-common): Add regcprop.o.
17643 * timevar.def (TV_CPROP_REGISTERS): New.
17644 * regrename.c (regrename_optimize): Return 0.
17645 (rest_of_handle_regrename): Delete.
17646 (pass_rename_registers): Point to regrename_optimize.
17647 (struct value_data_entry, struct value_data,
17648 kill_value_one_regno, kill_value_regno, kill_value,
17649 set_value_regno, init_value_data, kill_clobbered_value,
17650 kill_set_value, kill_autoinc_value, copy_value,
17651 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
17652 replace_oldest_value_reg, replace_oldest_value_addr,
17653 replace_oldest_value_mem, copyprop_hardreg_forward_1,
17654 debug_value_data, validate_value_data): Move...
17655 * regcprop.c: ... here.
17656 (rest_of_handle_cprop): Delete.
17657 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
17659 2009-05-07 Jakub Jelinek <jakub@redhat.com>
17661 PR middle-end/40057
17662 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
17663 GEN_INT for 1 << bitnum.
17664 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
17665 build_int_cst_type.
17667 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
17669 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
17670 Remove wrong description of "nand" operation.
17672 2009-05-06 Richard Guenther <rguenther@suse.de>
17673 Adam Nemet <anemet@caviumnetworks.com>
17675 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
17676 comment. Add that if LHS is not a gimple register, then RHS1 has
17677 to be a single object (GIMPLE_SINGLE_RHS).
17679 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
17681 * expr.c (get_def_for_expr): Move it up in the file.
17682 (store_field): When expanding a bit-field store, look at the
17683 defining gimple stmt for the masking conversion.
17685 2009-05-06 Janis Johnson <janis187@us.ibm.com>
17687 PR middle-end/39986
17688 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
17689 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
17690 32-bit memcpy into long.
17692 2009-05-06 Jakub Jelinek <jakub@redhat.com>
17694 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
17695 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
17697 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
17698 instead of appending DW_OP_deref*.
17700 2009-05-06 Michael Matz <matz@suse.de>
17702 PR middle-end/40021
17703 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
17704 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
17706 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
17708 * Makefile.in (install-plugin): Fix srcdir handling.
17710 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
17712 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
17713 when processing for not_regs_needed bitmap.
17714 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
17715 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
17716 handling it for rhs.
17718 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
17720 * config/i386/i386.md (unnamed inc/dec peephole): Use
17721 optimize_insn_for_size_p instead of optimize_size.
17722 * config/i386/predicates.md (incdec_operand): Likewise.
17723 (aligned_operand): Likewise.
17724 * config/i386/sse.md (divv8sf3): Likewise.
17725 (sqrtv8sf2): Likewise.
17727 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
17729 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
17731 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
17733 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
17735 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
17736 ssemodesuffixf2c with avxmodesuffixf2c.
17738 2009-05-06 Joseph Myers <joseph@codesourcery.com>
17741 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
17743 2009-05-05 Jakub Jelinek <jakub@redhat.com>
17745 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
17746 (struct tree_base): Adjust spacing for 8 bit boundaries.
17747 (struct tree_decl_common): Add decl_by_reference_flag bit.
17748 (DECL_BY_REFERENCE): Adjust.
17749 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
17750 print DECL_BY_REFERENCE bit.
17751 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
17752 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
17753 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
17754 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
17757 PR middle-end/39666
17758 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
17759 range of the type, but default label is missing, add it with one
17760 of the existing labels instead of adding a new label for it.
17762 2009-05-05 Joseph Myers <joseph@codesourcery.com>
17766 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
17768 * Makefile.in (enable_plugin, plugin_includedir): New.
17769 (install): Depend on install-plugin.
17770 (PLUGIN_HEADERS): New.
17771 (install-plugin): New.
17772 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
17774 2009-05-05 Richard Guenther <rguenther@suse.de>
17776 PR tree-optimization/40022
17777 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
17779 (phivn_valid_p): Fix tuplification error, simplify.
17780 (phiprop_insert_phi): Add dumps.
17781 (propagate_with_phi): Simplify.
17783 2009-05-05 Richard Guenther <rguenther@suse.de>
17785 PR middle-end/40023
17786 * builtins.c (gimplify_va_arg_expr): Properly build the address.
17788 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
17790 * tree.h (strip_float_extensions): Remove duplicate declaration.
17791 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
17792 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
17793 block_ultimate_origin): Rearrange the declarations line to match the
17794 comment that indicates the .c file which the functions are defined.
17795 (dwarf2out_*, set_decl_rtl): Add comment.
17796 (get_base_address): Adjust comment.
17797 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
17798 declarations line and add comment.
17799 (is_builtin_name): Add blank after function name, for clarity.
17801 2009-05-04 Joseph Myers <joseph@codesourcery.com>
17803 * attribs.c (decl_attributes): Use %qE for identifiers in
17805 * cgraphunit.c (verify_cgraph_node): Translate function names to
17806 locale character set in diagnostics.
17807 * coverage.c (get_coverage_counts): Use %qE for identifiers in
17809 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
17810 Document that functions are named in UTF-8.
17811 * expr.c (expand_expr_real_1): Translate function names to locale
17812 character set in diagnostics.
17813 * gimplify.c (omp_notice_variable, omp_is_private,
17814 gimplify_scan_omp_clauses): Use %qE for identifiers in
17816 * langhooks.c (lhd_print_error_function): Translate function names
17817 to locale character set.
17818 * langhooks.h (decl_printable_name): Document that return value is
17819 in internal character set.
17820 * stmt.c: Include pretty-print.h
17821 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
17823 (resolve_operand_name_1): Translate named operand name to locale
17825 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
17827 * toplev.c (announce_function): Translate function names to locale
17829 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
17830 (default_tree_printer): Use pp_identifier or translate identifiers
17831 to locale character set. Mark "<anonymous>" for translation.
17832 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
17833 for identifiers in diagnostics.
17834 * tree.c (handle_dll_attribute): Use %qE for identifiers in
17836 * varasm.c (output_constructor): Use %qE for identifiers in
17839 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
17841 * configure.ac: use ` ` instead of $()
17842 * configure: Regenerate.
17844 2009-05-05 Ben Elliston <bje@au.ibm.com>
17846 * config/pa/linux-atomic.c: Eliminate conditional include of
17847 errno.h on non-LP64 systems to simplify build requirements.
17849 2009-05-04 Joseph Myers <joseph@codesourcery.com>
17851 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
17853 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
17854 and pass value to identifier_to_locale.
17855 (warn_variable_length_array): Make name a tree.
17856 (grokdeclarator): Separate diagnostic texts for named and unnamed
17857 declarators. Use %qE for named declarators.
17858 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
17860 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
17861 identifiers in diagnostics.
17862 * c-typeck.c (push_member_name, start_init): Pass identifiers to
17863 identifier_to_locale. Mark "anonymous" strings for translation.
17865 2009-05-04 Michael Eager <eager@eagercon.com>
17867 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
17868 address for DImode/DFmode only if double-precision FP regs.
17870 2009-05-04 Michael Eager <eager@eagercon.com>
17872 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
17873 TARGET_SINGLE_FLOAT check.
17875 2009-05-04 Michael Eager <eager@eagercon.com>
17877 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
17879 2009-05-04 Michael Eager <eager@eagercon.com>
17881 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
17882 * config/rs6000/t-xilinx: New
17884 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
17886 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
17887 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
17888 * gcc/explow.c (memory_address): Use target hook.
17889 * gcc/targhooks.c (default_legitimize_address): New.
17890 * gcc/targhooks.h (default_legitimize_address): New.
17891 * gcc/target.h (legitimize_address): New.
17892 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
17893 (TARGET_INITIALIZER): Include it.
17894 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
17896 * config/bfin/bfin-protos.h (legitimize_address): Remove.
17897 * config/bfin/bfin.c (legitimize_address): Remove.
17898 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
17899 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
17901 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
17902 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
17904 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
17905 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
17906 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
17907 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
17908 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
17909 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
17910 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
17911 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
17912 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
17913 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
17914 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
17915 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
17916 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
17917 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
17918 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
17919 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
17920 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
17921 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
17922 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
17923 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
17924 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
17925 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
17926 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
17928 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
17929 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
17930 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
17931 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
17932 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
17933 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
17934 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
17935 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
17936 (thumb_legitimize_address): Delete.
17937 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
17938 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
17939 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
17940 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
17941 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
17942 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
17944 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
17947 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
17948 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
17949 * config/m32r/m32r.c (m32r_legitimize_address): New.
17950 * config/m68k/m68k.c (m68k_legitimize_address): New.
17951 * config/score/score.c (score_legitimize_address): Standardize.
17952 * config/score/score3.c (score3_legitimize_address): Standardize.
17953 * config/score/score3.h (score3_legitimize_address): Adjust.
17954 * config/score/score7.c (score7_legitimize_address): Standardize.
17955 * config/score/score7.h (score7_legitimize_address): Adjust.
17956 * config/sh/sh.c (sh_legitimize_address): New.
17957 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
17959 * gcc/config/s390/s390.c (legitimize_address): Rename to...
17960 (s390_legitimize_address): ... this.
17961 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
17962 (sparc_legitimize_address): ... this.
17963 * gcc/config/i386/i386.c (legitimize_address): Rename to...
17964 (ix86_legitimize_address): ... this.
17965 * gcc/config/avr/avr.c (legitimize_address): Rename to...
17966 (avr_legitimize_address): ... this.
17967 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
17968 (mn10300_legitimize_address): ... this.
17969 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
17970 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
17971 (alpha_expand_mov): Adjust call.
17973 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
17974 * config/spu/spu.c (spu_legitimize_address): Likewise.
17975 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
17976 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
17978 2009-05-04 Joseph Myers <joseph@codesourcery.com>
17980 * intl.c (locale_encoding, locale_utf8): New.
17981 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
17982 * intl.h (locale_encoding, locale_utf8): Declare.
17983 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
17984 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
17986 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
17988 (pp_tree_identifier): Define to call pp_base_tree_identifier.
17989 (pp_base_tree_identifier): Declare as function.
17990 (identifier_to_locale): Declare.
17991 * Makefile.in (pretty-print.o): Update dependencies.
17992 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
17994 2009-05-04 Richard Guenther <rguenther@suse.de>
17996 PR middle-end/40015
17997 * builtins.c (fold_builtin_memory_op): Do not decay to element
17998 type if the size matches the whole array.
18000 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
18002 * expmed.c (synth_mult): When trying out a shift, pass the result
18005 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
18007 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
18008 (shiftsub1_cost): New.
18009 (init_expmed): Compute shiftsub1_cost.
18010 (synth_mult): Optimize multiplications by constants of the form
18011 -(2^^m-1) for some constant positive integer m.
18013 2009-05-03 Richard Guenther <rguenther@suse.de>
18016 * c-typeck.c (array_to_pointer_conversion): Do not built
18017 ADDR_EXPRs of arrays of pointer-to-element type.
18018 * c-gimplify.c (c_gimplify_expr): Revert change fixing
18019 up wrong ADDR_EXPRs after-the-fact.
18020 * c-common.c (strict_aliasing_warning): Strip pointer
18021 conversions for obtaining the original type.
18022 * builtins.c (fold_builtin_memset): Handle array types.
18023 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
18026 2009-05-03 Richard Guenther <rguenther@suse.de>
18028 PR middle-end/23329
18029 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
18030 Do not lose casts from array types with unknown extent to array
18031 types with known extent.
18032 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
18033 alias set compatibility.
18035 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
18037 * flags.h (extra_warnings): Delete.
18038 * toplev.c (process_options): Handle Wuninitialized here.
18039 * opts.c (extra_warnings): Delete.
18040 (set_Wextra): Delete.
18041 (common_handle_option): -Wextra can be handled automatically.
18042 * c-opts.c (c_common_handle_option): Delete obsolete code.
18043 (c_common_post_options): Simplify comment.
18044 * common.opt (W): Add Var.
18046 (Wuninitialized): Initialize to -1.
18048 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
18049 Richard Guenther <rguenther@suse.de>
18051 * expr.c (get_def_for_expr): New function.
18052 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
18053 SSA rather than trees.
18054 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
18055 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
18057 2009-05-03 Joseph Myers <joseph@codesourcery.com>
18059 * c-common.c (reswords): Add _Imaginary.
18060 * c-common.c (enum rid): Add RID_IMAGINARY.
18062 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
18064 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
18065 Patch by Richard Guenther.
18067 2009-05-03 Anatoly Sokolov <aesok@post.ru>
18069 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
18070 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
18071 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
18072 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
18073 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
18074 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
18075 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
18076 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
18077 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
18078 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
18079 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
18080 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
18081 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
18082 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
18083 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
18084 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
18085 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
18086 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
18088 2009-05-02 Richard Guenther <rguenther@suse.de>
18090 PR tree-optimization/39940
18091 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
18094 2009-05-02 Richard Guenther <rguenther@suse.de>
18096 PR middle-end/40001
18097 * tree-ssa.c (execute_update_addresses_taken): Properly check
18098 if we can mark a variable DECL_GIMPLE_REG_P.
18099 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
18100 back to the end of the function.
18101 (is_gimple_reg_type): Remove complex type special casing.
18102 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
18105 2009-05-02 Ben Elliston <bje@au.ibm.com>
18107 * doc/collect2.texi (Collect2): Document search path behaviour
18108 when configured with --with-ld.
18110 2009-05-02 Jan Hubicka <jh@suse.cz>
18112 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
18113 parameter; update callers.
18114 (coalesce_cost_edge): EH edges are costier because they needs
18115 splitting even if not critical and even more costier when there are
18116 multiple EH predecestors.
18118 2009-05-02 Jan Hubicka <jh@suse.cz>
18120 * except.c (remove_eh_handler_and_replace): Handle updating after
18121 removing TRY blocks.
18123 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
18125 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
18127 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
18129 * varasm.c: Do not include c-pragma.h.
18130 * attribs.c: Do not incude c-common.h.
18132 2009-05-01 Michael Matz <matz@suse.de>
18134 * calls.c (initialize_argument_information): Handle SSA names like
18135 decls with a non MEM_P DECL_RTL.
18137 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
18139 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
18140 * ipa-utils.c: Likewise.
18141 * ipa-type-escape.c: Likewise.
18142 * cgraphunit.c Do not include c-common.h.
18143 * ipa-pure-const.c: Likewise.
18144 * tree-if-conv.c: Likewise.
18145 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
18146 * ipa-struct-reorg.c: Likewise.
18147 * tree-nomudflap.c: Likewise.
18148 * tree-ssa-structalias.c: Likewise.
18150 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
18152 * store-motion.c: Many cleanups to make this pass a first-class
18153 citizen instead of an appendix to gcse load motion. Add TODO list
18154 to make this pass faster/cleaner/better.
18156 (struct ls_expr): Post gcse.c-split cleanups.
18157 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
18158 "stores" field to "avail_stores".
18159 (pre_ldst_mems): Rename to store_motion_mems.
18160 (pre_ldst_table): Rename to store_motion_mems_table.
18161 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
18162 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
18163 (ldst_entry): Rename to st_expr_entry, update users.
18164 (free_ldst_entry): Rename to free_st_expr_entry, update users.
18165 (free_ldst_mems): Rename to free_store_motion_mems, update users.
18166 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
18168 (first_ls_expr): Rename to first_st_expr, update users.
18169 (next_ls_expr): Rename to next_st_expr, update users.
18170 (print_ldst_list): Rename to print_store_motion_mems. Print names of
18171 fields properly for store motion instead of names inherited from load
18173 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
18174 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
18177 (ae_kill): Rename to st_kill, update users.
18178 (ae_gen): Rename to st_avloc, update users.
18179 (transp): Rename to st_transp, update users.
18180 (pre_insert_map): Rename to st_insert_map, update users.
18181 (pre_delete_map): Rename to st_delete_map, update users.
18182 (insert_store, build_store_vectors, free_store_memory,
18183 one_store_motion_pass): Update for abovementioned changes.
18185 (gcse_subst_count, gcse_create_count): Remove.
18186 (one_store_motion_pass): New statistics counters "n_stores_deleted"
18187 and "n_stores_created", local variables.
18189 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
18192 (regvec, compute_store_table_current_insn): Remove.
18193 (reg_set_info, reg_clear_last_set): Remove.
18194 (compute_store_table): Use DF caches instead of local dataflow
18197 2009-05-01 Joseph Myers <joseph@codesourcery.com>
18199 * c-objc-common.c (c_tree_printer): Print identifiers with
18200 pp_identifier, not pp_string. Mark "({anonymous})" for
18202 * c-pretty-print.c (pp_c_ws_string): New.
18203 (pp_c_cv_qualifier, pp_c_type_specifier,
18204 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
18205 pp_c_storage_class_specifier, pp_c_function_specifier,
18206 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
18207 pp_c_primary_expression, pp_c_postfix_expression,
18208 pp_c_unary_expression, pp_c_shift_expression,
18209 pp_c_relational_expression, pp_c_equality_expression,
18210 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
18211 use pp_string and pp_c_ws_string in place of pp_identifier and
18212 pp_c_identifier for non-identifiers. Mark English strings for
18214 * c-pretty-print.h (pp_c_ws_string): Declare.
18216 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
18217 Roland McGrath <roland@redhat.com>
18219 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
18220 (ENABLE_LD_BUILDID): New configuration option.
18221 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
18222 (LINK_BUILDID_SPEC): New macro.
18223 (init_spec): If defined, prepend it between LINK_EH_SPEC and
18225 * doc/install.texi: Document --enable-linker-build-id option.
18226 * configure: Rebuild.
18227 * config.in: Rebuild.
18229 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
18231 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
18232 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
18233 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
18234 MIPS_GP_SAVE_AREA_SIZE.
18235 * config/mips/mips.c (struct mips_frame_info): Update comment
18236 before arg_pointer_offset and hard_frame_pointer_offset.
18237 (mips_compute_frame_info): Update diagram before function: to
18238 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
18239 indicate the position of frame_pointer_rtx with -fstack-protector and
18240 to show args_size. Don't allocate cprestore area for leaf functions
18241 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
18243 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
18245 2009-04-30 Michael Matz <matz@suse.de>
18247 PR tree-optimization/39955
18248 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
18250 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
18252 * ira.c (setup_cover_and_important_classes): Use safe macro
18253 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
18255 * genpreds.c (write_tm_preds_h): Output suitable definition of
18256 REG_CLASS_FOR_CONSTRAINT.
18258 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
18260 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
18262 * bitmap.c (bitmap_descriptor): Likewise.
18263 * ggc-common.c (loc_descriptor): Likewise.
18264 * varray.c (varray_descriptor): Likewise.
18265 * vec.c (vec_descriptor): Likewise.
18267 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
18269 * Makefile.in (dce.o): Add $(EXCEPT_H).
18270 * dce.c: Include except.h and delete redundant vector definitions.
18271 (deletable_insn_p): Return false for non-call insns that can throw
18274 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
18276 * gcse.c (ae_gen): Remove.
18277 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
18278 and make non-static function to make it available in store-motion.c.
18279 Update call sites with search-and-replace.
18280 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
18281 extract_mentioned_regs, extract_mentioned_regs_helper,
18282 find_moveable_store, compute_store_table, load_kills_store, find_loads,
18283 store_killed_in_insn, store_killed_after, store_killed_before,
18284 build_store_vectors, insert_insn_start_basic_block, insert-store,
18285 remove_reachable_equiv_notes, replace_store_insn, delete_store,
18286 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
18287 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
18288 * store-motion.c: ...new file. Also copy data structures from gcse.c
18289 and clean up to remove parts not used by store motion.
18290 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
18291 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
18293 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18296 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
18297 when optimizing for size.
18299 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
18301 * gcse.c (gcse_constant_p): Fix typo in last change.
18303 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
18305 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
18307 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
18309 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
18311 2009-04-29 James E. Wilson <wilson@codesourcery.com>
18313 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
18314 CONST_HIGH_PART result.
18316 2009-04-29 Anatoly Sokolov <aesok@post.ru>
18318 * config/avr/avr.c (initial_elimination_offset): Rename to
18319 avr_initial_elimination_offset.
18320 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
18321 change return type to bool.
18322 (avr_can_eliminate): New function.
18323 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
18324 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
18325 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
18326 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
18327 avr_initial_elimination_offset.
18328 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
18329 (avr_initial_elimination_offset): Define.
18331 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
18332 Steven Bosscher <steven@gcc.gnu.org>
18334 PR rtl-optimization/39938
18335 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
18336 * cfgrtl.c: Include insn-attr.h.
18337 (rest_of_pass_free_cfg): New function.
18338 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
18339 * resource.c (init_resource_info): Remove call to df_analyze.
18341 2009-04-29 Richard Guenther <rguenther@suse.de>
18344 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
18345 allow conversion to signed integers.
18347 2009-04-29 Richard Guenther <rguenther@suse.de>
18349 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
18350 shifts of floating point vectors if the shift amount is
18351 a constant multiple of the element size.
18353 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
18354 Michael Matz <matz@suse.de>
18356 PR middle-end/39927
18358 * tree-outof-ssa.c (emit_partition_copy): New function.
18359 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
18360 insert_part_to_rtx_on_edge): Perform the partition base var
18361 copy using emit_partition_copy.
18362 (insert_value_copy_on_edge): Convert constants to the right mode.
18363 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
18364 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
18366 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18368 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
18369 scan backwards to try to find a constant to initialize it.
18371 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
18372 insn before the loop_end instruction, don't look past labels.
18374 2009-04-29 Richard Guenther <rguenther@suse.de>
18376 PR middle-end/39937
18377 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
18378 loose type conversions.
18379 (forward_propagate_addr_expr): Fix tuplification bug. Remove
18380 stmts only if there are no uses of its definition.
18382 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18384 * config/bfin/bfin.h (splitting_loops): Declare.
18385 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
18386 Reorder bit definitions to be ascending.
18387 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
18388 * config/bfin/bfin.c (splitting_loops): New variable.
18389 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
18390 (struct loop_info): Remove members INIT and LOOP_INIT.
18391 (bfin_optimize_loop): Don't set them. Reorder the code that generates
18392 the LSETUP sequence. Allow LC to be loaded from any register, but
18393 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
18394 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
18396 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
18397 of reload_completed.
18400 * config/bfin/bfin.md (movsi_insn): Refine constraints.
18402 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
18404 * Makefile.in (PLUGIN_VERSION_H): New.
18405 (OBJS-common): Remove plugin-version.o.
18406 (plugin.o): Depend on (PLUGIN_VERSION_H).
18407 (plugin-version.o): Remove.
18408 * configure: Regenerate
18409 * configure.ac: Create plugin-version.h.
18410 * gcc-plugin.h (plugin_gcc_version): Remove.
18411 (plugin_default_version_check): Change signature.
18412 * plugin-version.c: Remove.
18413 * plugin.c: Include plugin-version.h.
18414 (str_plugin_gcc_version_name): Remove.
18415 (try_init_one_plugin): Pass gcc version to plugin_init.
18416 (plugin_default_version_check): Both gcc and plugin versions are now
18419 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18421 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
18422 problematic last insns. Test for TYPE_CALL rather than CALL_P.
18423 Remove special case testing for last insn of inner loops. Don't fail
18424 if the loop ends with a jump, emit an extra nop instead.
18426 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
18427 DREGS rather than comparing directly. Remove code that tries to
18428 account for latencies.
18430 2009-04-29 Richard Guenther <rguenther@suse.de>
18432 PR tree-optimization/39941
18433 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
18434 eliminating an indirect call.
18436 2009-04-29 Richard Guenther <rguenther@suse.de>
18438 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
18439 parameter. Allow invariants as base if !require_lvalue.
18440 (verify_gimple_assign_single): Adjust.
18442 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18444 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
18445 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
18446 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
18447 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
18448 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
18450 * config/bfin/bfin.c (bfin_expand_builtin,
18451 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
18453 2009-04-28 Richard Guenther <rguenther@suse.de>
18455 * tree-vect-loop.c (get_initial_def_for_induction): Use
18456 correct types for pointer increment.
18458 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18460 * toplev.c (print_version): Update GMP version string calculation.
18462 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
18464 PR rtl-optimization/39938
18465 * resource.c (init_resource_info): Add call to df_analyze.
18467 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
18469 * config/alpha/alpha.md (usegp): Cast the result of
18470 alpha_find_lo_sum_using_gp to enum attr_usegp.
18471 * config/alpha/alpha.c (override_options): Remove end-of-structure
18472 marker element from cpu_table. Use array size of cpu_table to handle
18473 -mcpu and -mtune options.
18474 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
18476 2009-04-28 Joseph Myers <joseph@codesourcery.com>
18478 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
18479 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
18480 tune_32 and tune_64.
18481 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
18482 support on PowerPC.
18483 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
18484 * config/rs6000/option-defaults.h: ... here. New file.
18485 (OPT_64, OPT_32): Define.
18486 (MASK_64BIT): Define to 0 if not already defined.
18487 (OPT_ARCH64, OPT_ARCH32): Define.
18488 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
18491 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18493 * config/arm/arm.c (arm_override_options): Emit error on using
18496 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
18498 PR rtl-optimization/39914
18499 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
18500 registers for allocnos created from user-defined variables only
18501 when not optimizing.
18503 2009-04-28 Richard Guenther <rguenther@suse.de>
18505 PR middle-end/39937
18506 * fold-const.c (fold_binary): Use distribute_real_division only
18509 2009-04-28 Steve Ellcey <sje@cup.hp.com>
18511 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
18512 add hpux-stdint.h to tm_file.
18513 (hppa[12]*-*-hpux11*): Ditto.
18514 (ia64*-*-hpux*): Ditto.
18515 * config/hpux-stdint.h: New.
18516 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
18517 __STDC_EXT__ for all compiles.
18518 * config/pa/pa-hpux.h: Ditto.
18519 * config/pa/pa-hpux10.h: Ditto.
18520 * config/pa/pa-hpux11.h: Ditto.
18522 2009-04-28 Catherine Moore <clm@codesourcery.com>
18524 * debug.h (set_name): Add comment.
18526 2009-04-28 Andrew Pinski <pinskia@gmail.com>
18529 * config/darwin.c (machopic_gen_offset): Check
18530 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
18531 * config/arm/arm.c (require_pic_register): Likewise.
18533 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
18535 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
18536 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
18537 m32c_promote_prototypes): Delete.
18539 2009-04-28 Michael Matz <matz@suse.de>
18541 PR middle-end/39922
18542 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
18545 2009-04-28 Richard Guenther <rguenther@suse.de>
18547 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
18549 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18551 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
18552 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
18553 * config/arm/arm-tune.md: Regenerate.
18555 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
18557 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
18558 block if there are complex incoming edges.
18559 (sel_merge_blocks): Remove useless assert.
18560 (sel_redirect_edge_and_branch): Check that edge was redirected.
18561 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
18562 (sel_find_rgns): Delete declaration.
18563 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
18564 the region when it is not a preheader.
18566 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
18569 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
18571 2009-04-28 Richard Guenther <rguenther@suse.de>
18573 * tree.h (SSA_NAME_VALUE): Remove.
18574 (struct tree_ssa_name): Remove value_handle member.
18575 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
18576 array for jump threading.
18577 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
18579 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
18580 * tree-flow.h (threadedge_initialize_values): Declare.
18581 (threadedge_finalize_values): Likewise.
18582 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
18583 (SSA_NAME_VALUE): Define.
18584 (threadedge_initialize_values): New function.
18585 (threadedge_finalize_values): Likewise.
18586 * tree-ssa-dom.c (ssa_name_values): New global variable.
18587 (SSA_NAME_VALUE): Define.
18588 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
18590 2009-04-28 Ira Rosen <irar@il.ibm.com>
18592 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
18593 Use REPORT_VECTORIZED_LOCATIONS instead
18594 REPORT_VECTORIZED_LOOPS.
18595 * tree-vectorizer.c (vect_verbosity_level): Make static.
18596 (vect_loop_location): Rename to vect_location.
18597 (vect_set_verbosity_level): Update comment.
18598 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
18600 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
18601 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
18602 instead REPORT_UNVECTORIZED_LOOPS.
18603 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
18604 and vect_loop_def to vect_external_def and vect_internal_def.
18605 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
18606 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
18607 REPORT_UNVECTORIZED_LOCATIONS.
18608 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
18609 and vect_used_in_loop and to vect_unused_in_scope and
18610 vect_used_in_scope.
18611 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
18612 (vect_verbosity_level): Remove declaration.
18613 (vect_analyze_operations): Likewise.
18614 (vect_analyze_stmt): Declare.
18615 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
18616 REPORT_UNVECTORIZED_LOCATIONS.
18617 (vect_get_loop_niters): Fix indentation.
18618 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
18619 (vect_analyze_loop_operations): New function.
18620 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
18621 vect_analyze_operations.
18622 (vect_is_simple_reduction): Use new names.
18623 (vectorizable_live_operation, vect_transform_loop): Likewise.
18624 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
18625 to specify whether the data references can be a part of interleaving
18627 (vect_analyze_data_ref_dependence): Use new names.
18628 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
18629 (vect_create_addr_base_for_vector_ref): Remove redundant code.
18630 * tree-vect-patterns.c (widened_name_p): Use new names.
18631 (vect_recog_dot_prod_pattern): Likewise.
18632 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
18633 (process_use, vect_mark_stmts_to_be_vectorized,
18634 vect_model_simple_cost, vect_model_store_cost,
18635 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
18636 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
18637 vectorizable_operation, vectorizable_type_demotion,
18638 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
18639 vectorizable_condition): Likewise.
18640 (vect_analyze_operations): Split into vect_analyze_loop_operations
18642 (vect_analyze_stmt): ... new function.
18643 (new_stmt_vec_info): Use new names.
18644 (vect_is_simple_use): Use new names and fix comment.
18645 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
18646 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
18648 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
18651 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
18652 and integer modes for x87 operands. Do not ICE for unsupported size,
18653 generate error instead. Generate error for unsupported operand types.
18654 ['z']: Do not handle HImode memory operands specially. Warning
18655 for floating-point operands. Fallthru to 'Z' for unsupported operand
18656 types. Do not ICE for unsupported size, generate error instead.
18657 (output_387_binary_op): Use %Z to output operands.
18658 (output_fp_compare): Ditto.
18659 (output_387_reg_move): Ditto.
18661 2009-04-28 Ben Elliston <bje@au.ibm.com>
18666 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18668 * builtins.c (c_strlen): Do not warn here.
18669 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
18670 * c-common.c (pointer_int_sum): Take an explicit location.
18671 Warn about offsets out of bounds.
18672 * c-common.h (pointer_int_sum): Adjust declaration.
18674 2009-04-27 Ian Lance Taylor <iant@google.com>
18676 * collect2.c (is_ctor_dtor): Change type of ret field in struct
18678 * dce.c (run_fast_df_dce): Change type of old_flags to int.
18679 * df-core.c (df_set_flags): Change return type to int. Change
18680 type of old_flags to int.
18681 (df_clear_flags): Likewise.
18682 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
18683 (df_get_conditional_uses): Likewise.
18684 * df.h (df_set_flags, df_clear_flags): Update declarations.
18685 * dwarf2out.c (struct indirect_string_node): Change type of form
18686 field to enum dwarf_form.
18687 (AT_string_form): Change return type to enum dwarf_form.
18688 * fixed-value.c (fixed_compare): Add cast to enum type.
18689 * fwprop.c (update_df): Change 0 to VOIDmode.
18690 * gensupport.c: Change 0 to UNKNOWN.
18691 * gimple.h (gimple_cond_code): Add cast to enum type.
18692 * haifa-sched.c (reemit_notes): Add cast to enum type.
18693 * hooks.c (hook_int_void_no_regs): Remove function.
18694 * hooks.h (hook_int_void_no_regs): Remove declaration.
18695 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
18696 * predict.c (combine_predictions_for_insn): Add casts to enum type.
18697 * real.c (real_arithmetic): Add cast to enum type.
18698 (real_compare): Likewise.
18699 * target.h (struct gcc_target): Change return type of
18700 branch_target_register_class to enum reg_class.
18701 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
18702 default_branch_target_register_class.
18703 * targhooks.c (default_branch_target_register_class): New function.
18704 * targhooks.h (default_branch_target_register_class): Declare.
18705 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
18706 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
18708 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
18710 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
18711 vect_uninitialized_def. Change 0 to ERROR_MARK.
18712 * tree-vect-stmts.c (supportable_widening_operation): Don't
18713 initialize icode1 and icode2.
18714 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
18715 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
18717 (cmn_err_flag_specs): Change 0 to STD_C89.
18718 (cmn_err_char_table): Likewise.
18719 * config/arm/arm.c (get_arm_condition_code): Change type of code
18720 to enum arm_cond_code.
18721 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
18722 (IWMMXT_BUILTIN2): Likewise.
18723 (neon_builtin_type_bits): Don't define typedef.
18724 (neon_builtin_datum): Change type of bits field to int.
18725 (arm_expand_neon_args): Add cast to enum type.
18726 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
18728 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
18729 casts to enum type.
18730 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
18732 * config/mips/mips.md (jal_macro): Return enum constant.
18733 (single_insn): Likewise.
18734 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
18736 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
18737 casts to enum type.
18738 * config/s390/s390.c (s390_tune_flags): Change type to int.
18739 (s390_arch_flags): Likewise.
18740 (s390_handle_arch_option): Change flags field of struct pta to int.
18741 * config/s390/s390.h (s390_tune_flags): Update declaration.
18742 (s390_arch_flags): Likewise.
18743 * config/sh/sh.c (prepare_move_operands): Compare
18744 tls_symbolic_operand result with enum constant.
18745 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
18746 (sh_expand_prologue): Add cast to enum type.
18747 (sh_expand_epilogue): Likewise.
18748 (tls_symbolic_operand): Change return type to enum tls_model.
18749 (fpscr_set_from_mem): Add cast to enum type.
18750 (legitimize_pic_address): Compare tls_symbolic_operand result with
18752 (sh_target_reg_class): Change return type to enum reg_class.
18753 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
18755 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
18756 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
18757 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
18758 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
18759 (delayed_branch, tls_call_delay): Likewise.
18760 (eligible_for_sibcall_delay): Likewise.
18761 (eligible_for_return_delay): Likewise.
18762 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
18763 (spu_expand_builtin_1): Likewise.
18765 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
18766 for all types of conversions.
18767 (output_init_element): Issue -Wc++-compat warning if needed when
18768 initializing a bitfield with enum type.
18769 * c-parser.c (c_parser_expression): Set original_type to
18770 original_type of right hand operand of comma operator.
18772 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18774 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
18776 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
18777 * doc/cpp.texi (Standard Predefined Macros)
18778 (Implementation-defined behavior): Likewise.
18779 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
18780 * doc/gimple.texi (GIMPLE Exception Handling)
18781 (@code{GIMPLE_ASSIGN}): Likewise.
18782 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
18783 * doc/invoke.texi (Warning Options, Optimize Options)
18784 (AVR Options, Darwin Options): Likewise.
18785 (Optimize Options): Reformulate -fwhole-program description.
18786 * doc/loop.texi (Lambda): Likewise.
18787 * doc/md.texi (Output Template, Define Constraints)
18788 (Standard Names, Insn Splitting): Likewise.
18789 * doc/options.texi (Option properties): Likewise.
18790 * doc/passes.texi (Tree-SSA passes): Likewise.
18791 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
18792 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
18793 (File Names and DBX): Likewise.
18794 * doc/trouble.texi (Incompatibilities): Likewise.
18796 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
18798 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
18799 instruction is correct.
18801 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
18803 Allow non-constant arguments to conversion intrinsics.
18804 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
18805 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
18806 * spu.c (print_operand): Handle 'v' and 'w'.
18807 (exp2_immediate_p, spu_gen_exp2): Define.
18808 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
18809 spu_convtf_1): Update parameter descriptions.
18810 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
18811 * constraints.md ('v', 'w'): New.
18812 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
18814 (i2f, I2F): New define_mode_attr.
18815 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
18816 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
18817 fixuns_truncv4sfv4si2): Update to use mode attribute.
18818 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
18819 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
18820 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
18821 patterns for combine.
18823 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
18825 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
18826 (cprop, hoist, pre, store_motion): New debug counters.
18827 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
18828 is not an RTL pass anymore.
18829 (pass_profiling): Remove extern decl for pass removed in 2005.
18830 (pass_gcse, pass_jump_bypass): Remove.
18831 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
18832 to 0 for clean state.
18833 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
18834 * cse.c (gate_handle_cse_after_global_opts,
18835 rest_of_handle_cse_after_global_opts): New functions.
18836 (pass_cse_after_global_opts): New pass, does local CSE.
18837 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
18838 (TV_CPROP): New timevar.
18839 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
18840 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
18841 (gcse_main, recompute_all_luids): Remove.
18842 (compute_hash_table_work): Call max_reg_num instead of reading
18844 (cprop_jump): Don't set run_jump_opt_after_gcse.
18845 (constprop_register): Always allow to alter jumps.
18846 (cprop_insn): Likewise.
18847 (do_local_cprop): Likewise.
18848 (local_cprop_pass): Likewise. Return non-zero if something changed.
18849 (cprop): Remove function, fold interesting bits into one_cprop_pass.
18850 (find_implicit_sets): Add note about missed optimization opportunity.
18851 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
18852 pass_rtl_cprop execute function.
18853 Don't bother tracking the pass number, each pass gets its own dumpfile
18855 Always allow to alter jumpsand bypass jumps.
18856 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
18857 will just find no suitable set.
18858 (pre_edge_insert): Fix dumping, this function is for PRE only.
18859 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
18860 pass_rtl_pre execute function.
18861 (hoist_code): Return non-zero if something changed. Keep track of
18862 substitutions and insertions for statistics gathering similar to PRE.
18863 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
18864 called from the pass_rtl_hoist execute function. Show pass statistics.
18865 (compute_store_table): Use max_reg_num directly instead of using the
18866 formerly global max_gcse_regno.
18867 (build_store_vectors): Likewise.
18868 (replace_store_insn): Fix dumping.
18869 (store_motion): Rename to ...
18870 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
18871 pass, called from the pass_rtl_store_motion execute function. Keep
18872 track of substitutions and insertions for statistics gathering similar
18874 (bypass_jumps): Remove, fold interesting bits into ...
18875 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
18876 from the pass_rtl_cprop execute function.
18877 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
18878 pass_jump_bypass): Remove.
18879 (gate_handle_gcse, rest_of_handle_gcse): Remove.
18880 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
18881 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
18882 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
18883 (gate_rtl_store_motion, execute_rtl_store_motion,
18884 pass_rtl_store_motion): New.
18885 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
18886 make it clear that -fcse-skip-blocks is a no-op for backward compat.
18887 * passes.c (init_optimization_passes): Remove pass_gcse and
18888 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
18889 and cse_after_global_opts in place of pass_gcse. Schedule cprop
18890 instead of pass_jump_bypass.
18892 2009-04-27 Richard Guenther <rguenther@suse.de>
18894 PR middle-end/39928
18895 * gimplify.c (gimplify_expr): If we are required to create
18896 a temporary make sure it ends up as register.
18898 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
18901 * config/i386/i386.c (construct_container): Don't call
18902 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
18903 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
18905 2009-04-27 Michael Matz <matz@suse.de>
18907 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
18908 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
18909 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
18910 (dump_replaceable_exprs): Take a bitmap.
18911 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
18913 (expand_gimple_basic_block): Likewise.
18914 * tree-ssa-ter.c (struct temp_expr_table_d): Make
18915 replaceable_expressions member a bitmap.
18916 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
18917 (mark_replaceable): Likewise.
18918 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
18919 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
18921 2009-04-27 Richard Guenther <rguenther@suse.de>
18923 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
18924 (verify_stmts): Dispatch to gimple/type verification code.
18925 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
18926 issue with call argument types.
18928 2009-04-27 Michael Matz <matz@suse.de>
18930 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
18931 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
18934 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
18935 Eric Botcazou <ebotcazou@adacore.com>
18937 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
18938 a label's basic block.
18939 (mark_target_live_regs): Tidy and rework obsolete comments.
18940 Change back DF problem to LIVE. If a label starts a basic block,
18941 assume that all registers that used to be live then still are.
18942 (init_resource_info): If a label starts a basic block, set its
18943 BLOCK_FOR_INSN accordingly.
18944 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
18946 2009-04-27 Richard Guenther <rguenther@suse.de>
18948 * tree-flow-inline.h (function_ann): Remove.
18949 (get_function_ann): Likewise.
18950 * tree-dfa.c (create_function_ann): Remove.
18951 * tree-flow.h (struct static_var_ann_d): Remove.
18952 (struct function_ann_d): Likewise.
18953 (union tree_ann_d): Remove fdecl member.
18954 (function_ann_t): Remove.
18955 (function_ann, get_function_ann, create_function_ann): Remove
18958 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
18960 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
18962 2009-04-27 Jan Hubicka <jh@suse.cz>
18964 * ipa-pure-const.c (struct funct_state_d): New fields
18965 state_previously_known, looping_previously_known; remove
18966 state_set_in_source.
18967 (analyze_function): Use new fields.
18968 (propagate): Avoid assumption that state_set_in_source imply
18971 * tree-ssa-loop-niter.c (finite_loop_p): New function.
18972 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
18973 * cfgloop.h (finite_loop_p): Declare.
18975 2009-04-26 Michael Matz <matz@suse.de>
18977 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
18979 2009-04-26 Michael Matz <matz@suse.de>
18981 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
18982 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
18983 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
18984 pass_mark_used_blocks): Remove.
18985 * tree-optimize.c (pass_free_datastructures,
18986 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
18987 * passes.c (init_optimization_passes): Don't call
18988 pass_mark_used_blocks, remove dead code.
18990 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
18992 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
18993 * tree-ssa-live.h (register_ssa_partition): Likewise.
18995 2009-04-26 Michael Matz <matz@suse.de>
18998 * builtins.c (fold_builtin_next_arg): Handle SSA names.
18999 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
19000 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
19002 (compare_pairs): Swap cost comparison.
19003 (coalesce_ssa_name): Don't use change_partition_var.
19004 * tree-nrv.c (struct nrv_data): Add modified member.
19005 (finalize_nrv_r): Set it.
19006 (tree_nrv): Use it to update statements.
19007 (pass_nrv): Require PROP_ssa.
19008 * tree-mudflap.c (mf_decl_cache_locals,
19009 mf_build_check_statement_for): Use make_rename_temp.
19010 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
19011 * alias.c (find_base_decl): Handle SSA names.
19012 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
19013 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
19014 * rtl.h (set_reg_attrs_for_parm): Declare.
19015 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
19016 to "optimized", remove unused locals at finish.
19017 (execute_free_datastructures): Make global, call
19018 delete_tree_cfg_annotations.
19019 (execute_free_cfg_annotations): Don't call
19020 delete_tree_cfg_annotations.
19022 * ssaexpand.h: New file.
19023 * expr.c (toplevel): Include ssaexpand.h.
19024 (expand_assignment): Handle SSA names the same as register variables.
19025 (expand_expr_real_1): Expand SSA names.
19026 * cfgexpand.c (toplevel): Include ssaexpand.h.
19027 (SA): New global variable.
19028 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
19029 (SSAVAR): New macro.
19030 (set_rtl): New helper function.
19031 (add_stack_var): Deal with SSA names, use set_rtl.
19032 (expand_one_stack_var_at): Likewise.
19033 (expand_one_stack_var): Deal with SSA names.
19034 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
19035 before unique numbers.
19036 (expand_stack_vars): Use set_rtl.
19037 (expand_one_var): Accept SSA names, add asserts for them, feed them
19038 to above subroutines.
19039 (expand_used_vars): Expand all partitions (without default defs),
19040 then only the local decls (ignoring those expanded already).
19041 (expand_gimple_cond): Remove edges when jumpif() expands an
19042 unconditional jump.
19043 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
19044 or remove abnormal edges. Ignore insns setting the LHS of a TERed
19046 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
19047 members of SA; deal with PARM_DECL partitions here; expand
19048 all PHI nodes, free tree datastructures and SA. Commit instructions
19049 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
19050 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
19051 info and statements at start, collect garbage at finish.
19052 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
19053 (VAR_ANN_PARTITION) Remove.
19054 (change_partition_var): Don't declare.
19055 (partition_to_var): Always return SSA names.
19056 (var_to_partition): Only accept SSA names.
19057 (register_ssa_partition): Only check argument.
19058 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
19060 (delete_var_map): Don't free it.
19061 (var_union): Only accept SSA names, simplify.
19062 (partition_view_init): Mark only useful SSA names as used.
19063 (partition_view_fini): Only deal with SSA names.
19064 (change_partition_var): Remove.
19065 (dump_var_map): Use ssa_name instead of partition_to_var member.
19066 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
19068 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
19069 (struct _elim_graph): New member const_dests; nodes member vector of
19071 (set_location_for_edge): New static helper.
19072 (create_temp): Remove.
19073 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
19074 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
19075 (new_elim_graph): Allocate const_dests member.
19076 (clean_elim_graph): Truncate const_dests member.
19077 (delete_elim_graph): Free const_dests member.
19078 (elim_graph_size): Adapt to new type of nodes member.
19079 (elim_graph_add_node): Likewise.
19080 (eliminate_name): Likewise.
19081 (eliminate_build): Don't take basic block argument, deal only with
19082 partition numbers, not variables.
19083 (get_temp_reg): New static helper.
19084 (elim_create): Use it, deal with RTL temporaries instead of trees.
19085 (eliminate_phi): Adjust all calls to new signature.
19086 (assign_vars, replace_use_variable, replace_def_variable): Remove.
19087 (rewrite_trees): Only do checking.
19088 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
19089 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
19090 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
19091 contains_tree_r, MAX_STMTS_IN_LATCH,
19092 process_single_block_loop_latch, analyze_edges_for_bb,
19093 perform_edge_inserts): Remove.
19094 (expand_phi_nodes): New global function.
19095 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
19096 functions, initialize new parameter, remember partitions having a
19098 (finish_out_of_ssa): New global function.
19099 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
19100 don't reset in_ssa_p here, don't disable TER when mudflap.
19101 (pass_del_ssa): Remove.
19102 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
19104 (execute_free_datastructures): Declare.
19105 * Makefile.in (SSAEXPAND_H): New variable.
19106 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
19107 * basic-block.h (commit_one_edge_insertion): Declare.
19108 * passes.c (init_optimization_passes): Move pass_nrv and
19109 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
19110 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
19111 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
19112 (redirect_branch_edge): Deal with super block when expanding, split
19113 out jump patching itself into ...
19114 (patch_jump_insn): ... here, new static helper.
19116 2009-04-26 Michael Matz <matz@suse.de>
19118 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
19119 beyond num_ssa_names.
19120 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
19121 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
19123 2009-04-26 Jakub Jelinek <jakub@redhat.com>
19125 PR inline-asm/39543
19126 * fwprop.c (forward_propagate_asm): New function.
19127 (forward_propagate_and_simplify): Propagate also into __asm, if it
19128 doesn't increase the number of referenced registers.
19131 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
19133 2009-04-26 Jakub Jelinek <jakub@redhat.com>
19135 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
19136 note_nonlocal_vla_type for nonlocal VLAs.
19137 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
19138 contains_remapped_vars, remap_vla_decls): New functions.
19139 (convert_nonlocal_reference_stmt): If not optimizing, call
19140 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
19141 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
19142 if it wasn't found in var_map.
19143 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
19144 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
19145 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
19147 * gimplify.c (nonlocal_vlas): New variable.
19148 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
19150 (gimplify_body): Create and destroy nonlocal_vlas.
19152 * dwarf2out.c (loc_descr_plus_const): New function.
19153 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
19154 mem_loc_descriptor, loc_descriptor_from_tree_1,
19155 descr_info_loc, gen_variable_die): Use it.
19157 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
19158 !TREE_STATIC VAR_DECLs.
19159 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
19160 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
19161 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
19162 DECL_BY_REFERENCE is valid.
19163 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
19164 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
19165 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
19166 Copy DECL_BY_REFERENCE.
19167 (struct nesting_copy_body_data): New type.
19168 (nesting_copy_decl): New function.
19169 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
19170 if they have variable length.
19172 2009-04-26 Michael Matz <matz@suse.de>
19174 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
19175 mark new temporaries for renaming.
19177 2009-04-26 Joseph Myers <joseph@codesourcery.com>
19180 * c-decl.c (global_bindings_p): Return negative value.
19181 (c_variable_size): New. Based on variable_size from
19183 (grokdeclarator): Call c_variable_size not variable_size.
19185 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
19187 * config/i386/i386.c (print_operand) ['z']: Fix typo.
19189 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
19191 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
19192 Redefine it to just use mingw/include.
19193 (ASM_SPEC): Rules for -m32 and -m64.
19194 (LINK_SPEC): Use Likewise.
19195 (SPEC_32): New define.
19196 (SPEC_64): Likewise.
19197 (SUB_LINK_SPEC): Likewise.
19198 (MULTILIB_DEFAULTS): New define.
19199 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
19200 Add multilib options.
19201 (MULTILIB_DIRNAMES): Likewise.
19202 (MULTILIB_OSDIRNAMES): Likewise.
19203 (LIBGCC): Likewise.
19204 (INSTALL_LIBGCC): Likewise.
19206 2009-04-26 Joseph Myers <joseph@codesourcery.com>
19209 * c-tree.h (enum c_inline_static_type): New.
19210 (record_inline_static): Declare.
19211 * c-decl.c (struct c_inline_static, c_inline_statics,
19212 record_inline_static, check_inline_statics): New.
19213 (pop_file_scope): Call check_inline_statics.
19214 (start_decl): Call record_inline_static instead of pedwarning
19215 directly for static in inline function.
19216 * c-typeck.c (build_external_ref): Call record_inline_static
19217 instead of pedwarning directly for static referenced in inline
19220 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
19222 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
19223 not new but only being rescanned.
19224 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
19225 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
19226 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
19227 record_set_info, compute_set, grealloc): Remove.
19228 (recompute_all_luids): New function.
19229 (gcse_main): Don't compute sets, and don't do related memory
19230 allocations/free-ing. If something changed before the end of the
19231 pass, update LUIDs using recompute_all_luids.
19232 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
19233 (free_gcse_mem): Don't free it either.
19234 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
19235 Use the df insn LUIDs.
19236 (load_killed_in_block): Likewise.
19237 (compute_hash_table_work): Don't compute reg_set_in_block.
19238 (compute_transp): Use DF_REG_DEF_CHAINs.
19239 (local_cprop_pass): Don't use compute_sets and related functions.
19240 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
19241 Use get_max_uid() instead of max_cuid.
19242 (insert_insn_end_basic_block, pre_insert_copy_insn,
19243 update_ld_motion_stores): Don't try to
19244 keep reg_set tables up to date.
19245 (pre_insert_copies): Use df insn LUIDs.
19246 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
19247 (reg_set_info): Don't use extra bitmap argument.
19248 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
19249 information to compute regs_set_in_block.
19250 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
19251 (bypass_jumps): Don't use compute_sets and friends.
19253 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19256 * opts.c (undocumented_msg): Do not leave blank even with
19259 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19261 * c-decl.c (build_enumerator): Allow values folding to integer
19262 constants but not integer constant expressions with a pedwarn if
19265 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19268 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
19269 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
19270 type is an integer constant.
19272 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
19275 * config/i386/i386.c (print_operand) ['z']: Revert handling of
19278 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19281 * c-decl.c (grokdeclarator): Diagnose declarations of functions
19282 with variably modified return type and no storage class
19283 specifiers, except for the case of nested functions. Distinguish
19284 extern declarations of functions with variably modified return
19285 types from those of objects with variably modified types.
19287 2009-04-25 Jan Hubicka <jh@suse.cz>
19289 * tree.c (list_equal_p): New function.
19290 * tree.h (list_equal_p): Declare.
19291 * coretypes.h (edge_def, edge, const_edge, basic_block_def
19292 basic_block_def, basic_block, const_basic_block): New.
19293 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
19294 (redirect_eh_edge): New function.
19295 (make_eh_edge_update_phi): EH edges are not abnormal.
19296 * except.c: Include tree-flow.h.
19297 (list_match): New function.
19298 (eh_region_replaceable_by_p): New function.
19299 (replace_region): New function.
19300 (hash_type_list): New function.
19301 (hash_eh_region): New function.
19302 (eh_regions_equal_p): New function.
19303 (merge_peers): New function.
19304 (remove_unreachable_regions): Verify EH tree when checking;
19306 (copy_eh_region_1): New function.
19307 (copy_eh_region): New function.
19308 (push_reachable_handler): New function.
19309 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
19310 regions without label but with live RESX.
19311 * except.h (redirect_eh_edge_to_label): New.
19312 * tree-flow.h (redirect_eh_edge): New.
19313 * coretypes.h (edge_def, edge, const_edge, basic_block_def
19314 basic_block_def, basic_block, const_basic_block): Remove.
19315 * Makefile.in (except.o): Add dependency on tree-flow.h
19316 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
19317 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
19320 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
19323 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
19324 on the destination of memcpy.
19326 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
19328 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
19329 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
19330 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
19332 2009-04-25 Jan Hubicka <jh@suse.cz>
19334 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
19335 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
19336 to be reached by different label than left.
19337 (update_eh_edges): Update comment; remove edge_to_remove if possible
19338 and return true if suceeded.
19339 (cleanup_empty_eh): Accept sharing map; handle shared regions.
19340 (cleanup_eh): Compute sharing map.
19341 * except.c (remove_eh_handler_and_replace): Add argument if we should
19343 (remove_unreachable_regions): Update for label sharing.
19344 (label_to_region_map): Likewise.
19345 (get_next_region_sharing_label): New function.
19346 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
19348 (remove_eh_handler): Update.
19349 (remove_eh_region_and_replace_by_outer_of): New function.
19350 * except.h (struct eh_region): Add next_region_sharing_label.
19351 (remove_eh_region_and_replace_by_outer_of,
19352 get_next_region_sharing_label): Declare.
19353 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
19355 2009-04-25 Jan Hubicka <jh@suse.cz>
19357 * tree-cfg.c (split_critical_edges): Split also edges where we can't
19358 insert code even if they are not critical.
19360 2009-04-25 Jan Hubicka <jh@suse.cz>
19362 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
19363 (gimple_can_remove_branch_p): EH edges won't remove branch by
19365 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
19366 updating of non-abnormal EH edges.
19367 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
19368 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
19369 (split_critical_edges): Split also edges where emitting code on them
19370 will lead to splitting later.
19372 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
19373 H.J. Lu <hongjiu.lu@intel.com>
19376 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
19377 the configured assembler supports fildq and fistpq mnemonics.
19378 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
19379 * configure: Regenerated.
19380 * config.in: Ditto.
19382 * config/i386/i386.c (print_operand): Handle 'Z'.
19383 ['z']: Remove handling of special fild/fist suffixes.
19384 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
19385 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
19386 suffix of fild insn.
19387 (*floatsi<mode>2_vector_mixed): Ditto.
19388 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
19389 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
19390 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
19391 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
19392 * config/i386/gas.h (GAS_MNEMONICS): Remove.
19394 2009-04-25 Ben Elliston <bje@au.ibm.com>
19396 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
19397 the source of a set operation.
19399 2009-04-25 Anatoly Sokolov <aesok@post.ru>
19401 * target.h (struct gcc_target): Add case_values_threshold field.
19402 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
19403 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
19404 * targhooks.c (default_case_values_threshold): New function.
19405 * targhooks.h (default_case_values_threshold): Declare function.
19406 * stmt.c (expand_case): Use case_values_threshold target hook.
19407 * expr.h (case_values_threshold): Remove declartation.
19408 * expr.c (case_values_threshold): Remove function.
19409 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
19411 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
19412 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
19413 (avr_case_values_threshold): Declare as static.
19414 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
19416 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
19417 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
19418 (mn10300_case_values_threshold): New function.
19420 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
19422 * ira.c (setup_cover_and_important_classes): Add enum cast.
19424 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
19426 * genpreds.c (write_enum_constraint_num): Output definition of
19427 CONSTRAINT_NUM_DEFINED_P macro.
19428 * ira.c (setup_cover_and_important_classes): Use
19429 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
19431 2009-04-24 DJ Delorie <dj@redhat.com>
19433 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
19434 __SH2A_SINGLE_ONLY__ also.
19436 2009-04-24 Steve Ellcey <sje@cup.hp.com>
19438 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
19439 (movdf_internal): Ditto.
19440 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
19441 SFmode and DFmode constants.
19442 (ia64_print_operand): Add 'G' format for printing
19443 floating point constants.
19445 2009-04-24 Richard Guenther <rguenther@suse.de>
19447 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
19448 from unsigned additions.
19450 2009-04-24 Joseph Myers <joseph@codesourcery.com>
19452 * c-typeck.c (set_init_index): Allow array designators that are
19453 not integer constant expressions with a pedwarn if pedantic.
19455 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
19457 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
19458 zero if no overlap in nonzero bits between the operands.
19460 2009-04-24 Ian Lance Taylor <iant@google.com>
19462 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
19463 (record_dead_and_set_regs): Likewise.
19464 * df.h (struct df_mw_hardreg): Change flags field to int.
19465 (struct df_base_ref): Likewise.
19466 (struct df): Change changeable_flags field to int.
19467 * df-scan.c (df_defs_record): Change clobber_flags to int.
19468 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
19469 constants rather than #define macros.
19470 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
19471 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
19472 (enum dwarf_calling_convention): Likewise.
19473 (enum dwarf_line_number_x_ops): Likewise.
19474 (enum dwarf_call_frame_info): Likewise.
19475 (enum dwarf_source_language): Likewise.
19476 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
19477 (add_calling_convention_attribute): Likewise.
19478 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
19479 (combine_comparisons): Change compcode to int. Add cast to enum type.
19480 * genrecog.c (maybe_both_true_2): Change c to int.
19481 (write_switch): Likewise. Add cast to enum type.
19482 * gimplify.c (gimplify_omp_for): Handle return values from
19483 gimplify_expr using MIN rather than bitwise or.
19484 (gimplify_expr): Add cast to enum type.
19485 * ipa-prop.c (update_jump_functions_after_inlining): Change
19486 IPA_BOTTOM to IPA_JF_UNKNOWN.
19487 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
19488 Add casts to enum type.
19489 (setup_cover_and_important_classes): Change cl to int. Add casts
19491 (setup_class_translate): Change cl and mode to int.
19492 (ira_init_once): Change mode to int.
19493 (free_register_move_costs): Likewise.
19494 (setup_prohibited_mode_move_regs): Add casts to enum type.
19495 * langhooks.c (add_builtin_function_common): Rework assertion that
19496 value fits bitfield.
19497 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
19498 * omega.c (omega_do_elimination): Avoid math on enum types.
19499 * optabs.c (expand_vec_shift_expr): Remove casts to int.
19500 * opts.c (set_debug_level): Change 2 to enum constant. Use new
19501 int local to handle integral_argment value.
19502 * regmove.c (try_auto_increment): Change PUT_MODE to
19504 * reload.c (push_secondary_reload): Add casts to enum type.
19505 (secondary_reload_class, find_valid_class): Likewise.
19506 * reload1.c (emit_input_reload_insns): Likewise.
19507 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
19508 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
19509 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
19511 * tree.c (build_common_builtin_nodes): Add casts to enum type.
19512 * tree-complex.c (complex_lattice_t): Typedef to int rather than
19514 (expand_complex_libcall): Add casts to enum type.
19515 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
19516 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
19517 with ERROR_MARK, not NUM_TREE_CODES.
19518 (vect_create_epilog_for_reduction): Likewise.
19519 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
19520 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
19521 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
19523 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
19524 vect_unused_in_loop. Change 0 to loop_vect.
19525 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
19526 * var-tracking.c (get_init_value): Change return type to enum
19528 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
19529 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
19531 (arm_override_options): Add casts to enum type.
19532 (arm_emit_tls_decoration): Likewise.
19533 * config/i386/i386.c (ix86_function_specific_restore): Add casts
19535 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
19536 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
19537 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
19539 * config/s390/s390.c (code_for_builtin_64): Change to array of
19541 (code_for_builtin_31): Likewise.
19542 (s390_expand_builtin): Change code_for_builtin to enum insn_code
19544 * config/sparc/sparc.c (sparc_override_options): Change value
19545 field in struct code_model to enum cmodel. In initializer change
19546 0 to NULL and add cast to enum type.
19548 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
19549 Change all callers. Issue a -Wc++-compat warning using
19550 lhs_origtype if necessary.
19551 (convert_for_assignment): Issue -Wc++-compat warnings about
19552 invalid conversions to enum type on assignment.
19553 * c-common.h (build_modify_expr): Update declaration.
19555 2009-04-24 Nick Clifton <nickc@redhat.com>
19557 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
19558 (function_arg_advance): Likewise.
19559 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
19562 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
19564 * config/s390/constraints.md ('I', 'J'): Fix condition.
19566 2009-04-24 Diego Novillo <dnovillo@google.com>
19568 * gengtype-parse.c (parse_error): Add newline after message.
19570 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
19572 * config/i386/sse.md (avxmodesuffixs): Removed.
19573 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
19574 (*avx_pinsr<ssevecsize>): This.
19576 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
19578 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
19579 follow chains of regs with a single definition, and allow expressions
19580 that are function_invariant_p.
19581 (simple_rhs_p): Allow expressions that are function_invariant_p.
19583 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
19585 PR middle-end/39867
19586 * fold-const.c (fold_cond_expr_with_comparison): When folding
19587 > and >= to MAX, make sure the MAX uses the same type as the
19588 comparison's operands.
19590 2009-04-24 Nick Clifton <nickc@redhat.com>
19592 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
19593 addressing for DImode accesses.
19594 (frv_print_operand_address): Handle PLUS case.
19595 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
19597 2009-04-24 Jakub Jelinek <jakub@redhat.com>
19599 PR rtl-optimization/39794
19600 * alias.c (canon_true_dependence): Add x_addr argument.
19601 * rtl.h (canon_true_dependence): Adjust prototype.
19602 * cse.c (check_dependence): Adjust canon_true_dependence callers.
19603 * cselib.c (cselib_invalidate_mem): Likewise.
19604 * gcse.c (compute_transp): Likewise.
19605 * dse.c (scan_reads_nospill): Likewise.
19606 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
19607 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
19608 canon_base_addr of the group, plus optional offset.
19609 (struct group_info): Rename canon_base_mem to
19611 (get_group_info): Set canon_base_addr to canon_rtx of base, not
19612 canon_rtx of base_mem.
19614 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
19616 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
19617 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
19619 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19621 * config/spu/spu-builtins.h: Delete file.
19623 * config/spu/spu.h (enum spu_builtin_type): Move here from
19625 (struct spu_builtin_description): Likewise. Add GTY marker.
19626 Do not use enum spu_function_code or enum insn_code.
19627 (spu_builtins): Add extern declaration.
19629 * config/spu/spu.c: Do not include "spu-builtins.h".
19630 (enum spu_function_code, enum spu_builtin_type_index,
19631 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
19632 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
19633 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
19634 unsigned_V2DI_type_node): Move here from spu-builtins.h.
19635 (spu_builtin_types): Make static. Add GTY marker.
19636 (spu_builtins): Add extern declaration with GTY marker.
19637 Include "gt-spu.h".
19639 * config/spu/spu-c.c: Do not include "spu-builtins.h".
19640 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
19641 Check programmatically whether all parameters are scalar.
19643 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
19645 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
19647 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
19648 assignment from the constructor either if the target is volatile.
19650 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
19652 * config/arm/arm.md (insv): Do not share operands[0].
19654 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
19656 * config/vxlib-tls.c (active_tls_threads): Delete.
19657 (delete_hook_installed): New.
19658 (tls_delete_hook): Don't delete the delete hook.
19659 (tls_destructor): Delete it here.
19660 (__gthread_set_specific): Adjust installing the delete hook.
19661 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
19662 __gthread_leave_tsd_dtor_context.
19664 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
19666 * c-format.c (gcc_tdiag_char_table): Add support for %E.
19668 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
19670 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
19672 (alpha_rtx_costs): Ditto.
19673 (emit_unlikely_jump): Use add_reg_note.
19674 (emit_frame_store_1): Ditto.
19675 (alpha_expand_prologue): Ditto.
19676 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
19677 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
19679 2009-04-23 Nick Clifton <nickc@redhat.com>
19681 * config/v850/v850.md (epilogue): Remove suppressed code.
19682 (return): Rename to return_simple and remove test of frame size.
19683 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
19684 to gen_return_simple.
19686 2009-04-22 Jing Yu <jingyu@google.com>
19689 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
19691 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
19694 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
19695 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
19696 value is a VECTOR_CST, the element type is the element type of the
19699 2009-04-22 DJ Delorie <dj@redhat.com>
19701 * config/m32c/m32c.h: Update GTY annotations to new syntax.
19703 2009-04-22 Jakub Jelinek <jakub@redhat.com>
19705 * alias.c (find_base_term): Move around LO_SUM case, so that
19706 CONST falls through into PLUS/MINUS handling.
19709 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
19710 into 0, use omit_one_operand.
19712 2009-04-23 Ben Elliston <bje@au.ibm.com>
19714 * config/rs6000/linux-unwind.h (get_regs): Remove type
19715 puns. Change the type of `pc' to an array of unsigned ints and
19716 update all users. Constify frame24.
19718 2009-04-22 DJ Delorie <dj@redhat.com>
19720 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
19721 declarations before code.
19722 (current_function_special_page_vector): Likewise.
19723 (m32c_expand_insv): Silence a warning.
19725 2009-04-21 Taras Glek <tglek@mozilla.com>
19727 * alias.c: Update GTY annotations to new syntax.
19728 * basic-block.h: Likewise.
19729 * bitmap.h: Likewise.
19730 * c-common.h: Likewise.
19731 * c-decl.c: Likewise.
19732 * c-parser.c: Likewise.
19733 * c-pragma.c: Likewise.
19734 * c-tree.h: Likewise.
19735 * cfgloop.h: Likewise.
19736 * cgraph.h: Likewise.
19737 * config/alpha/alpha.c: Likewise.
19738 * config/arm/arm.h: Likewise.
19739 * config/avr/avr.h: Likewise.
19740 * config/bfin/bfin.c: Likewise.
19741 * config/cris/cris.c: Likewise.
19742 * config/darwin.c: Likewise.
19743 * config/frv/frv.c: Likewise.
19744 * config/i386/i386.c: Likewise.
19745 * config/i386/i386.h: Likewise.
19746 * config/i386/winnt.c: Likewise.
19747 * config/ia64/ia64.h: Likewise.
19748 * config/iq2000/iq2000.c: Likewise.
19749 * config/mips/mips.c: Likewise.
19750 * config/mmix/mmix.h: Likewise.
19751 * config/pa/pa.c: Likewise.
19752 * config/pa/pa.h: Likewise.
19753 * config/rs6000/rs6000.c: Likewise.
19754 * config/s390/s390.c: Likewise.
19755 * config/sparc/sparc.c: Likewise.
19756 * config/xtensa/xtensa.c: Likewise.
19757 * cselib.h: Likewise.
19758 * dbxout.c: Likewise.
19759 * dwarf2out.c: Likewise.
19760 * except.c: Likewise.
19761 * except.h: Likewise.
19762 * fixed-value.h: Likewise.
19763 * function.c: Likewise.
19764 * function.h: Likewise.
19765 * gimple.h: Likewise.
19766 * integrate.c: Likewise.
19767 * optabs.c: Likewise.
19768 * output.h: Likewise.
19769 * real.h: Likewise.
19771 * stringpool.c: Likewise.
19772 * tree-data-ref.c: Likewise.
19773 * tree-flow.h: Likewise.
19774 * tree-scalar-evolution.c: Likewise.
19775 * tree-ssa-address.c: Likewise.
19776 * tree-ssa-alias.h: Likewise.
19777 * tree-ssa-operands.h: Likewise.
19778 * tree.c: Likewise.
19779 * tree.h: Likewise.
19780 * varasm.c: Likewise.
19781 * varray.h: Likewise.
19783 * coretypes.h: Do not define GTY macro if it is already defined.
19784 * doc/gty.texi: Update GTY documentation to new syntax.
19785 * gengtype-lex.l: Enforce attribute-like syntax for GTY
19786 annotations on structs.
19787 * gengtype-parse.c: Likewise.
19789 2009-04-22 Mark Heffernan <meheff@google.com>
19791 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
19793 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
19795 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
19798 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
19800 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
19801 the same as a PLUS without a shift. Increase the cost of a
19804 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19806 * Makefile.in: Update dependencies.
19807 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
19808 * errors.h: Remove bogus comment about compatibility.
19809 (warning): Update declaration.
19810 * genautomata.c: Update all calls to warning.
19811 * gimple.c: Do not include errors.h. Include toplev.h.
19812 * tree-ssa-structalias.c: Do not include errors.h.
19813 * omega.c: Likewise.
19814 * tree-ssa-reassoc.c: Likewise.
19815 * config/spu/spu-c.c: Likewise.
19816 * config/spu/t-spu-elf: Update dependencies.
19818 2009-04-22 Richard Guenther <rguenther@suse.de>
19820 PR tree-optimization/39824
19821 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
19822 make sure the types are compatible.
19824 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19827 * c-common.c (c_parse_error): Take a token_flags parameter.
19828 Use token_type for the token type instead.
19829 Pass token_flags to cpp_type2name.
19830 * c-common.h (c_parse_error): Update declaration.
19831 * c-parser.c (c_parser_error): Pass 0 as token flags.
19833 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
19835 PR rtl-optimization/39580
19836 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
19838 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19840 * function.c (expand_function_end): Do not emit a jump to the "naked"
19841 return label for fall-through returns.
19842 * except.c (sjlj_emit_function_exit): Always place the call to the
19843 unregister function at the location installed by expand_function_end.
19845 2009-04-22 Richard Guenther <rguenther@suse.de>
19847 PR tree-optimization/39845
19848 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
19849 (gen_inbound_check): Likewise.
19851 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
19853 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
19855 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
19856 * config/vxlib.c (__gthread_once): Add race guard for PPC.
19858 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
19860 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
19861 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
19862 shift counts to avoid out-of-bounds array accesses.
19864 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
19866 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
19867 (Pmode): Move above.
19869 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
19871 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
19872 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
19873 GET_CODE macro. Use IN_RANGE macro where appropriate.
19874 * config/alpha/alpha.h: Ditto.
19875 * config/alpha/alpha.md: Ditto.
19876 * config/alpha/constraints.md: Ditto.
19877 * config/alpha/predicates.md: Ditto.
19879 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
19881 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
19882 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19883 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19884 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19885 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19886 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19887 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19888 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19889 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19890 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19891 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19892 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19893 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19894 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19895 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19896 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19897 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19898 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19899 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19900 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19901 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19902 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19903 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19904 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19905 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19906 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19907 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19909 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
19911 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
19912 references from comments.
19913 * cfgbuild.c: (count_basic_blocks): Delete.
19914 (find_basic_blocks_1): Delete.
19915 (find_basic_blocks): Delete.
19916 * except.c (finish_eh_generation): Make static. Move comment from
19917 except.h here. Remove find_basic_blocks references from comments.
19918 * except.h (finish_eh_generation): Delete.
19919 * basic-block.h (find_basic_blocks): Delete.
19920 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
19922 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
19924 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
19925 (sdbout_parms): Likewise.
19927 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
19929 * config/sh/sh.c (prepare_cbranch_operands): Use
19930 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
19931 (expand_cbranchdi4): Likewise.
19932 (from_compare): Add cast to enum type.
19933 (expand_cbranchsi4): Use add_reg_note.
19934 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
19935 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
19936 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
19937 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
19938 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
19939 instead of CODE_FOR_nothing.
19940 (cbranchdi4): Likewise. Fix the order of arguments for
19942 (push_fpscr): Use add_reg_note.
19943 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
19944 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
19946 2009-04-21 Joseph Myers <joseph@codesourcery.com>
19948 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
19949 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
19950 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
19951 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
19952 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
19953 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
19954 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
19955 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
19956 config/alpha/x-vms, config/arc/t-arc,
19957 config/arm/README-interworking, config/arm/arm-c.c,
19958 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
19959 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
19960 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
19961 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
19962 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
19963 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
19964 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
19965 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
19966 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
19967 config/cris/t-elfmulti, config/crx/t-crx,
19968 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
19969 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
19970 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
19971 config/h8300/t-h8300, config/i386/athlon.md,
19972 config/i386/darwin-libgcc.10.4.ver,
19973 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
19974 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
19975 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
19976 config/i386/t-linux64, config/i386/t-nwld,
19977 config/i386/t-rtems-i386, config/i386/t-sol2-10,
19978 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
19979 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
19980 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
19981 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
19982 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
19983 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
19984 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
19985 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
19986 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
19987 config/m68k/t-uclinux, config/mcore/t-mcore,
19988 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
19989 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
19990 config/mips/crtn.asm, config/mips/irix-crti.asm,
19991 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
19992 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
19993 config/mips/mips-fixed.md, config/mips/sb1.md,
19994 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
19995 config/mips/t-iris6, config/mips/t-isa3264,
19996 config/mips/t-libgcc-mips16, config/mips/t-linux64,
19997 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
19998 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
19999 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
20000 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
20001 config/mn10300/t-linux, config/mn10300/t-mn10300,
20002 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
20003 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
20004 config/picochip/libgccExtras/clzsi2.asm,
20005 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
20006 config/rs6000/darwin-libgcc.10.4.ver,
20007 config/rs6000/darwin-libgcc.10.5.ver,
20008 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
20009 config/rs6000/t-aix43, config/rs6000/t-aix52,
20010 config/rs6000/t-darwin, config/rs6000/t-fprules,
20011 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
20012 config/rs6000/t-lynx, config/rs6000/t-netbsd,
20013 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
20014 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
20015 config/rs6000/t-rtems, config/rs6000/t-spe,
20016 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
20017 config/score/t-score-elf, config/sh/divcost-analysis,
20018 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
20019 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
20020 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
20021 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
20022 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
20023 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
20024 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
20025 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
20026 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
20027 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
20028 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
20029 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
20030 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
20031 limitx.h, version.c, xcoff.h: Add copyright and license notices.
20032 * config/h8300/genmova.sh: Include copyright and license notices
20033 in generated output.
20034 * config/h8300/mova.md: Regenerate.
20035 * doc/install.texi2html: Include word "Copyright" in copyright
20036 notice and use name "Free Software Foundation, Inc.".
20037 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
20038 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
20039 ChangeLog-2007, ChangeLog-2008: Correct dates.
20041 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
20043 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
20044 NE_EXPR operations as well.
20045 * c-parser.c (c_parser_condition): Do not set location information on
20047 (c_parser_conditional_expression): Likewise.
20048 (c_parser_binary_expression): Set location information on operators.
20049 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
20050 TRUTH_NOT_EXPR has been folded.
20051 * fold-const.c (fold_truth_not_expr): Copy location information from
20052 the incoming expression to the outgoing one.
20053 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
20054 recursive calls on the LHS of the operator but pass that of the
20055 operator to recursive calls on the RHS of the operator. Set it
20057 (shortcut_cond_expr): Set the locus of the operator on the second
20058 COND_EXPR and that of the expression on the first in degenerate cases.
20059 Pass the locus of the expression to calls to shortcut_cond_r.
20060 Set the locus of the 'then' block on the associated jump, if any.
20061 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
20062 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
20063 expression to call to gimplify_boolean_expr.
20065 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
20067 * config.gcc: Add additional configuration for
20068 i686-w64-mingw* and x86_64-w64-mingw* triplet.
20069 * config/i386/mingw-w64.h: New mingw-w64 specific header.
20070 (CPP_SPEC): Redefine for allowing -municode option.
20071 (STARTFILE_SPEC): Likewise.
20072 * config/i386/t-mingw-w64: New.
20073 * config/i386/mingw-w64.opt: New.
20074 (municode): Add new target option.
20075 * doc/invoke.texi (municode): Add documentation for new option.
20077 2009-04-21 Ian Lance Taylor <iant@google.com>
20079 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
20080 Correct test for number of arguments.
20081 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
20083 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
20085 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
20086 argument of emit_library_call.
20088 2009-04-21 Richard Guenther <rguenther@suse.de>
20090 PR middle-end/39829
20091 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
20092 inside VIEW_CONVERT_EXPRs.
20094 2009-04-21 Martin Jambor <mjambor@suse.cz>
20096 * tree-switch-conversion.c (build_constructors): Split a long line.
20097 (constructor_contains_same_values_p): New function.
20098 (build_one_array): Create assigns of constants if possible, do not
20099 call mark_sym_for_renaming, call update_stmt.
20100 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
20101 make_rename_temp. Do not call mark_symbols_for_renaming, call
20103 (gen_def_assigns): Do not call mark_symbols_for_renaming or
20104 find_new_referenced_vars, call update_stmt.
20105 (gen_inbound_check): Use create_tmp_var and create ssa names manually
20106 instead of calling make_rename_temp. Do not call
20107 find_new_referenced_vars or mark_symbols_for_renaming, call
20110 2009-04-21 Richard Guenther <rguenther@suse.de>
20112 PR tree-optimization/39827
20113 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
20114 (tree_ssa_phiprop): Pass the correct array size.
20116 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
20118 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
20120 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
20123 * c-typeck.c (lvalue_p): Move declaration ...
20124 * c-common.h (lvalue_p): ... to here.
20125 * c-common.c (candidate_equal_p): New.
20126 (add_tlist): Use it.
20127 (merge_tlist): Use it.
20128 (warn_for_collisions_1): Likewise.
20129 (warning_candidate_p): Accept more candidates.
20130 (verify_tree): A warning candidate can be an expression. Use
20133 2009-04-21 Ben Elliston <bje@au.ibm.com>
20136 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
20137 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
20138 options. Remove -mcall-solaris documentation.
20140 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20143 * doc/invoke.texi (-Wlong-long): Update description.
20144 * c-lex (interpret_integer): Only warn if there was no previous
20145 overflow and -Wlong-long is enabled.
20146 * c-decl.c (declspecs_add_type): Drop redundant flags.
20147 * c.opt (Wlong-long): Init to -1.
20148 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
20149 and front-end warn_long_long. Wlong-long only depends on other
20150 flags if it is uninitialized.
20151 * c-parser.c (disable_extension_diagnostics): warn_long_long is
20152 the same for CPP and FE.
20153 (restore_extension_diagnostics): Likewise.
20155 2009-04-20 Ian Lance Taylor <iant@google.com>
20157 Fix enum conversions which are invalid in C++:
20158 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
20159 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
20160 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
20161 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
20162 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
20163 (dbxout_parms): Likewise.
20164 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
20165 (df_clear_flags): Likewise.
20166 * df-problems.c (df_rd_bb_local_compute_process_def): Change
20167 top_flag parameter to int.
20168 (df_chain_create_bb_process_use): Likewise.
20169 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
20171 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
20172 (df_ref_create_structure, df_def_record_1): Likewise.
20173 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
20174 (df_notes_rescan): Change 0 to VOIDmode in function call.
20175 (df_get_call_refs, df_insn_refs_collect): Likewise.
20176 (df_bb_regs_collect): Likewise.
20177 (df_entry_block_defs_collect): Likewise.
20178 (df_exit_block_uses_collect): Likewise.
20179 * df.h: Update declarations.
20180 * double-int.c (double_int_divmod): Add cast to enum type.
20181 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
20182 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
20183 (based_loc_descr): Likewise.
20184 (loc_descriptor_from_tree_1): Change first_op and second_op to
20185 enum dwarf_location_atom. Add cast to enum type.
20186 * expmed.c (init_expmed): Change 0 to SET in function call.
20187 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
20188 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
20189 (do_store_flag): Likewise.
20190 * fixed-value.h (struct fixed_value): Change mode to enum
20192 * function.c (assign_parms): Change 0 to VOIDmode in function call.
20193 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
20195 (insert_insn_decl, insert_decl, insert_state): Likewise.
20196 (automata_list_finish): Likewise.
20197 * genrecog.c (process_define_predicate): Add cast to enum type.
20198 * gensupport.c (init_predicate_table): Add cast to enum type.
20199 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
20201 (gimple_build_call_1, gimple_build_label): Likewise.
20202 (gimple_build_goto, gimple_build_asm_1): Likewise.
20203 (gimple_build_switch_1, gimple_build_cdt): Likewise.
20204 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
20205 (enum fallback): Rename from enum fallback_t.
20206 (fallback_t): Typedef as int.
20207 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
20208 GSI_SAME_STMT in function call.
20209 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
20211 (setup_reg_class_relations): Likewise.
20212 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
20213 (setup_prohibited_class_mode_regs): Add cast to enum type.
20214 (setup_prohibited_mode_move_regs): Likewise.
20215 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
20216 (record_address_regs): Change i to enum reg_class.
20217 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
20218 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
20219 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
20220 (GET_MODE_2XWIDER_MODE): Likewise.
20221 (GET_CLASS_NARROWEST_MODE): Likewise.
20222 * omp-low.c (expand_omp_for): Add cast to enum type.
20223 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
20224 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
20225 * postreload.c (reload_cse_simplify_operands): Change rclass local
20227 * predict.c (combine_predictions_for_insn): Change best_predictor
20228 and predictor to enum br_predictor.
20229 (combine_predictions_for_bb): Likewise.
20230 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
20231 use SET_PREDICT_EXPR_OUTCOME.
20232 * real.c (real_arithmetic): Change icode to code in function call.
20233 * reginfo.c (init_move_cost): Add casts to enum type.
20234 (init_reg_sets_1, init_fake_stack_mems): Likewise.
20235 * regmove.c (regclass_compatible_p): Change class0 and class1 to
20237 * reload.c (find_valid_class): Add casts to enum type.
20238 (push_reload): Change 0 to NO_REGS in function call.
20239 (find_reloads): Change this_alternative to array of enum
20240 reg_class. Remove some now-unnecessary casts.
20241 (make_memloc): Change 0 to VOIDmode in function call.
20242 * reload1.c (reload): Change 0 to VOIDmode in function call.
20243 (eliminate_regs_1, elimination_effects): Likewise.
20244 (eliminate_regs_in_insn): Likewise.
20245 (emit_input_reload_insns): Add cast to enum type.
20246 (delete_output_reload): Change 0 to VOIDmode in function call.
20247 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
20248 to enum type in function call.
20249 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
20250 (SET_PREDICT_EXPR_OUTCOME): Define.
20251 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
20252 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
20253 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
20254 (dump_function): Likewise.
20255 * tree-dump.h: Update declarations.
20256 * tree-pass.h: Update declarations.
20257 * varasm.c (assemble_integer): Change mclass to enum mode_class.
20258 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
20260 (arm_rtx_costs_1): Correct parenthesization.
20261 (arm_rtx_costs): Add casts to enum type.
20262 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
20263 (vfp_emit_fstmd): Use add_rg_note.
20264 (emit_multi_reg_push, emit_sfm): Likewise.
20265 (thumb_set_frame_pointer): Likewise.
20266 (arm_expand_prologue): Likewise.
20267 (arm_regno_class): Change return type to enum reg_class.
20268 (thumb1_expand_prologue): Use add_reg_note.
20269 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
20270 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
20272 * config/arm/gentune.sh: Add cast to enum type.
20273 * config/arm/arm-tune.md: Rebuild.
20274 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
20275 (ix86_split_fp_branch, predict_jump): Likewise.
20276 (ix86_expand_multi_arg_builtin): Change sub_code from enum
20277 insn_code to enum rtx_code.
20278 (ix86_builtin_vectorized_function): Add cast to enum type.
20279 * config/i386/i386.md (truncdfsf2): Change slot to enum
20281 (truncxf<mode>2, isinf<mode>2): Likewise.
20282 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
20284 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
20285 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
20286 (insert_bundle_state): Change 1 to INSERT in function call.
20287 (ia64_add_bundle_selector_before): Likewise.
20288 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
20289 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
20290 (restore_stack_nonlocal): Likewise.
20291 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
20293 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
20295 (mips_rtx_costs): Likewise.
20296 (mips_override_options): Add casts to enum type.
20297 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
20299 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
20300 (store_reg, set_reg_plus_d): Likewise.
20301 (hppa_expand_prologue, hppa_profile_hook): Likewise.
20302 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
20304 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
20306 (emit_unlikely_jump): Use add_reg_note.
20307 (rs6000_emit_allocate_stack): Likewise.
20308 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
20309 (output_toc): Change 1 to INSERT in function call.
20310 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
20311 (rs6000_initialize_trampoline): Likewise.
20312 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
20314 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
20315 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
20316 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
20317 (save_gprs): Use add_reg_note.
20318 (s390_emit_prologue): Likewise.
20319 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20320 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
20321 (sparc_fold_builtin): Add cast to enum type.
20322 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
20324 (spu_expand_prologue): Use add_reg_note.
20325 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
20327 2009-04-20 Ian Lance Taylor <iant@google.com>
20329 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
20330 (c_parser_postfix_expression_after_primary): Get VEC for list of
20331 arguments. Get original types of arguments. Call
20332 build_function_call_vec.
20333 (cached_expr_list_1, cached_expr_list_2): New static variables.
20334 (c_parser_expr_list): Change return type to VEC *. Add
20335 p_orig_types parameter. Change all callers.
20336 (c_parser_release_expr): New static function.
20337 (c_parser_vec_to_tree_list): New static function.
20338 * c-typeck.c (build_function_call): Rewrite to build a VEC and
20339 call build_function_call_vec.
20340 (build_function_call_vec): New function, based on old
20341 build_function_call.
20342 (convert_arguments): Remove nargs and argarray parameters. Change
20343 values to a VEC. Add origtypes parameter.
20344 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
20345 (convert_for_assignment): Add origtype parameter. Change all
20346 callers. If warn_cxx_compat, check for conversion to an enum
20347 type when calling a function.
20348 (store_init_value): Add origtype parameter. Change all callers.
20349 (digest_init): Likewise.
20350 (struct init_node): Add origtype field.
20351 (add_pending_init): Add origtype parameter. Change all callers.
20352 (output_init_element): Likewise.
20353 (output_pending_init_elements): Pass origtype from init_node to
20354 output_init_element.
20355 (process_init_element): Pass origtype from c_expr to
20356 output_init_element.
20357 (c_finish_return): Add origtype parameter. Change all callers.
20358 * c-common.c (sync_resolve_size): Change params to VEC *. Change
20360 (sync_resolve_params): Likewise.
20361 (sync_resolve_return): Change params to first_param. Change caller.
20362 (resolve_overloaded_builtins): Change params to VEC *. Change
20363 callers. Save first parameter around call to build_function_call_vec.
20364 * c-decl.c (finish_decl): Add origtype parameter. Change all
20365 callers. Call build_function_call_vec rather than
20366 build_function_call for cleanup.
20367 * c-tree.h: Update declarations.
20368 * c-common.h: Update declarations.
20369 * stub-objc.c (objc_rewrite_function_call): Change parameter from
20370 params to first_param.
20371 * target.h (struct gcc_target): Change resolve_overloaded_builtin
20372 params parameter from tree to void *.
20373 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
20374 Change arglist parameter to have type void *, and to be a pointer
20376 * config/rs6000/rs6000-protos.h
20377 (altivec_resolve_overloaded_builtin): Update declaration.
20378 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
20379 fnargs parameter to have type void *, and to be a pointer to a
20380 VEC. Call build_function_call_vec instead of
20381 build_function_call.
20382 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
20384 2009-04-20 Joey Ye <joey.ye@intel.com>
20385 Xuepeng Guo <xuepeng.guo@intel.com>
20386 H.J. Lu <hongjiu.lu@intel.com>
20388 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
20390 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
20391 (IX86_LEA_PRIORITY): Likewise.
20392 (distance_non_agu_define): New function.
20393 (distance_agu_use): Likewise.
20394 (ix86_lea_for_add_ok): Likewise.
20395 (ix86_dep_by_shift_count): Likewise.
20397 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
20398 should split for LEA.
20400 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
20402 (ix86_dep_by_shift_count): Likewise.
20404 2009-04-20 Richard Guenther <rguenther@suse.de>
20406 * expr.c (handled_component_p): Move ...
20407 * tree.h (handled_component_p): ... here.
20408 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
20409 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
20410 and REALPART_EXPR to be in one group.
20412 2009-04-20 Richard Guenther <rguenther@suse.de>
20414 * basic-block.h (get_all_dominated_blocks): Declare.
20415 * dominance.c (get_all_dominated_blocks): New function.
20416 * tree-cfg.c (get_all_dominated_blocks): Remove.
20417 (remove_edge_and_dominated_blocks): Adjust.
20418 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
20419 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
20420 instead of recursing.
20422 2009-04-20 Doug Kwan <dougkwan@google.com>
20424 * cgraph.h (cgraph_node_ptr): New type for vector functions.
20425 (struct cgraph_node_set_def): New type.
20426 (cgraph_node_set) New type. Also declare vector functions.
20427 (struct cgraph_node_set_element_def): New type.
20428 (cgraph_node_set_element): Ditto.
20429 (cgraph_node_set_iterator): New iterator type.
20430 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
20431 cgraph_node_set_remove, dump_cgraph_node_set,
20432 debug_cgraph_node_set): New prototypes.
20433 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
20434 cgraph_node_set_size): New inlines.
20435 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
20436 including cgraph.h.
20437 (struct ipa_opt_pass): Add struct cgraph_node_set_def
20438 argument to function 'write_summary'.
20439 * ipa.c: Include ggc.h.
20440 (hash_cgraph_node_set_element,
20441 eq_cgraph_node_set_element, cgraph_node_set_new,
20442 cgraph_node_set_add, cgraph_node_set_remove,
20443 cgraph_node_set_find, dump_cgraph_node_set,
20444 debug_cgraph_node_set): New functions.
20445 * Makefile.in (ipa.o): Add dependency on GGC_H.
20447 2009-04-20 Ira Rosen <irar@il.ibm.com>
20449 PR tree-optimization/39675
20450 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
20451 check of the return code of vect_schedule_slp. Check that
20452 stmt_vec_info still exists for the statement, before checking its
20453 vectorization type.
20455 2009-04-20 Michael Matz <matz@suse.de>
20457 * Makefile.in (generated_files): Take out $(simple_generated_c).
20459 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
20461 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
20462 (UINTPTR_TYPE): Likewise.
20464 2009-04-19 Joseph Myers <joseph@codesourcery.com>
20467 * c-typeck.c (digest_init): Check for initializing an array with a
20470 2009-04-19 Joseph Myers <joseph@codesourcery.com>
20473 * c-semantics.c (pop_stmt_list): Propagate
20474 STATEMENT_LIST_HAS_LABEL to parent statement list.
20476 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
20478 * config/mips/mips.h (mips_tune_attr): New macro.
20479 * config/mips/mips.md (cpu): Use it.
20481 2009-04-19 Joseph Myers <joseph@codesourcery.com>
20484 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
20487 2009-04-19 Diego Novillo <dnovillo@google.com>
20489 * toplev.c (compile_file): Move call to coverage_finish ...
20490 * cgraphunit.c (ipa_passes): ... here.
20491 Call cgraph_process_new_functions.
20492 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
20493 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
20495 2009-04-19 Jan Hubicka <jh@suse.cz>
20497 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
20499 (dump_cgraph_node): Dump can throw external flag.
20500 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
20502 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
20506 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
20507 * common.opt (Wlogical-op): Move from here...
20508 * c.opt (Wlogical-op): ... to here.
20509 * c-typeck.c (parser_build_binary_op): Update call to
20510 warn_logical_operator.
20511 * c-opts.c (c_common_post_options): Enable warn_logical_op with
20513 * c-common.c (warn_logical_op): Update.
20514 * c-common.h (warn_logical_op): Update declaration.
20516 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
20518 * tree.c (protected_set_expr_location): Fix formatting.
20520 2009-04-18 Joseph Myers <joseph@codesourcery.com>
20523 * c-typeck.c (readonly_warning): new.
20524 (build_unary_op, build_modify_expr): Use readonly_warning for
20525 storing into something readonly but not const-qualified.
20527 2009-04-18 Joseph Myers <joseph@codesourcery.com>
20530 * c-typeck.c (build_unary_op): Check for taking address of
20531 expression of type void.
20533 2009-04-18 Joseph Myers <joseph@codesourcery.com>
20536 * c-typeck.c (build_function_call): Check for calling a function
20537 with qualified void return types. Call require_complete_type when
20540 2009-04-18 Jan Hubicka <jh@suse.cz>
20542 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
20544 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
20545 can_throw_external flag.
20546 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
20547 * ipa-pure-const.c (ignore_edge): New function.
20548 (propagate): Compute order for NOTHROW computation; set NOTHROWs
20549 only over can_throw_external edges.
20550 (local_pure_const): Add nothrow flag.
20551 * ipa-utils.c (searchc): Add ignore_edge callback.
20552 (ipa_utils_reduced_inorder): Add ignore_edge callback.
20553 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
20554 (set_nothrow_function_flags): Update cgraph.
20555 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
20557 2009-04-18 Richard Guenther <rguenther@suse.de>
20559 PR middle-end/39804
20560 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
20561 (fold_stmt): ... this and ...
20562 (fold_stmt_inplace): ... this.
20563 (fold_stmt_1): Fold references in calls and asms.
20564 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
20566 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
20568 * tree-vrp.c (ssa_name_nonzero_p): Remove.
20569 * tree.h: Remove the prototype for ssa_name_nonzero_p.
20571 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
20573 * tree.c (function_args_count): Remove.
20574 * tree.h: Remove the prototype for function_args_count.
20576 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
20578 * tree-iterator.c (expr_only): Remove.
20579 * tree.h: Remove the prototype for expr_only.
20581 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
20583 * reginfo.c (cannot_change_mode_set_regs): Remove.
20584 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
20586 2009-04-08 Anatoly Sokolov <aesok@post.ru>
20588 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
20589 whether operands 0 and 1 overlaps.
20591 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
20593 PR middle-end/36902
20594 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
20595 pointer. Use warning_at instead of warning.
20596 (search_for_addr_array): Likewise.
20597 (check_array_bounds): Likewise.
20598 (check_all_array_refs): Check that the incoming edge is not in the
20599 list of edges to be removed.
20600 (check_all_array_refs): Avoid the temporal pointer.
20601 (vrp_visit_cond_stmt): Fix typo.
20602 (simplify_switch_using_ranges): Handle the case where the switch
20603 index is an integer constant.
20605 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
20607 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
20609 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
20611 * doc/extend.texi, doc/invoke.texi: Fix typos.
20613 2009-04-17 Cary Coutant <ccoutant@google.com>
20615 * tree-flow-inline.h (get_lineno): Fix inverted test.
20617 2009-04-17 Diego Novillo <dnovillo@google.com>
20619 * tree-ssa-pre.c (create_expression_by_pieces): Remove
20620 assertion for AVAIL_OUT.
20622 2009-04-17 Mike Frysinger <vapier@gentoo.org>
20625 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
20626 * config/sh/linux-atomic.asm: Likewise.
20628 2009-04-17 Diego Novillo <dnovillo@google.com>
20630 * except.c (debug_eh_tree): New.
20631 (struct eh_region, struct eh_status): Move ...
20632 * except.h: ... here.
20633 (add_type_for_runtime): Declare extern.
20634 (lookup_type_for_runtime): Likewise.
20635 (debug_eh_tree): Declare.
20636 * Makefile.in (GTFILES): List except.h before except.c
20638 2009-04-17 Diego Novillo <dnovillo@google.com>
20640 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
20641 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
20642 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
20643 (find_vars_r): ... here.
20644 * tree-flow.h (find_referenced_vars_in): Declare.
20645 * tree-ssa-pre.c (create_expression_by_pieces): Assert
20646 that AVAIL_OUT exists for BLOCK.
20647 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
20648 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
20649 (tree-parloops.o): Likewise.
20651 2009-04-17 Simon Baldwin <simonb@google.com>
20653 * toplev.c (default_tree_printer): Add handling for %E format.
20655 2009-04-17 Diego Novillo <dnovillo@google.com>
20657 * tree-pretty-print.c (dump_generic_node): Add break after
20658 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
20659 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
20660 FUNCTION_TYPE together. Call print_struct_decl when printing
20661 structures and TDF_SLIM is not given.
20662 (print_struct_decl): Fix logic for detecting recursion.
20664 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
20667 * gcc.c (create_at_file): New.
20668 (compile_input_file_p): New.
20669 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
20670 * main.c (main): Update call to toplev_main.
20671 * toplev.c (toplev_main): Change signature. Call expandargv.
20672 * toplev.h (toplev_main): Change signature.
20674 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
20676 * dwarf2out.c (field_byte_offset): Use the type size as the field size
20677 if the latter is not constant.
20679 2009-04-17 David Edelsohn <edelsohn@gnu.org>
20681 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
20683 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
20685 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
20686 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
20688 2009-04-17 Richard Guenther <rguenther@suse.de>
20690 * tree-ssa-structalias.c (get_constraint_for_component_ref):
20691 Handle component references view-converting an invariant address.
20693 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
20695 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
20696 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
20697 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
20698 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
20699 Use @deftypevr rather than @deftypevar.
20701 2009-04-17 Richard Guenther <rguenther@suse.de>
20703 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
20704 (get_prop_source_stmt): Likewise.
20705 (can_propagate_from): Likewise.
20707 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
20709 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
20710 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
20711 (--with-multilib-list): Add default value.
20712 * configure: Regenerate.
20713 * Makefile.in (TM_ENDIAN_CONFIG): Define.
20714 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
20715 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
20716 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
20717 Don't add default cpu to multilib list unnecessarily, but do enable
20718 the relevant compiler option..
20719 Add support for --with-multilib-list=<blank> and
20720 --with-multilib-list=!<somelib> to supress unwanted multilibs.
20721 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
20722 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
20723 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
20724 TM_MULTILIB_CONFIG.
20725 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
20726 (MULTILIB_OSDIRNAMES): New variable.
20727 * config/sh/t-1e: Delete file.
20728 * config/sh/t-mlib-sh1: Delete file.
20729 * config/sh/t-mlib-sh2: Delete file.
20730 * config/sh/t-mlib-sh2a: Delete file.
20731 * config/sh/t-mlib-sh2a-nofpu: Delete file.
20732 * config/sh/t-mlib-sh2a-single: Delete file.
20733 * config/sh/t-mlib-sh2a-single-only: Delete file.
20734 * config/sh/t-mlib-sh2e: Delete file.
20735 * config/sh/t-mlib-sh3e: Delete file.
20736 * config/sh/t-mlib-sh4: Delete file.
20737 * config/sh/t-mlib-sh4-nofpu: Delete file.
20738 * config/sh/t-mlib-sh4-single: Delete file.
20739 * config/sh/t-mlib-sh4-single-only: Delete file.
20740 * config/sh/t-mlib-sh4a: Delete file.
20741 * config/sh/t-mlib-sh4a-nofpu: Delete file.
20742 * config/sh/t-mlib-sh4a-single: Delete file.
20743 * config/sh/t-mlib-sh4a-single-only: Delete file.
20744 * config/sh/t-mlib-sh4al: Delete file.
20745 * config/sh/t-mlib-sh5-32media: Delete file.
20746 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
20747 * config/sh/t-mlib-sh5-64media: Delete file.
20748 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
20749 * config/sh/t-mlib-sh5-compact: Delete file.
20750 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
20751 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
20752 * doc/install.texi (Options specification): Add
20753 --with-multilib-list and --with-endian.
20755 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
20757 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
20759 (OBJS-common): Add plugin-version.o.
20760 (plugin-version.o): New.
20761 * gcc-plugin.h (plugin_gcc_version): New.
20762 (plugin_default_version_check): New.
20763 (plugin_init_func, plugin_init): Add version argument.
20764 * plugin-version.c: New.
20765 * plugin.c (str_plugin_gcc_version_name): New.
20766 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
20767 pass it to the init function.
20768 (plugin_default_version_check): New.
20770 2009-04-17 Richard Guenther <rguenther@suse.de>
20772 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
20773 for decl-vs-decl disambiguation.
20775 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
20777 * config/s390/s390.h (s390_tune_attr): New macro definition.
20778 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
20780 2009-04-17 Richard Guenther <rguenther@suse.de>
20782 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
20783 (fold_stmt_r): Likewise.
20784 (maybe_fold_reference): New function.
20785 (fold_gimple_assign): Handle cases fold_stmt_r did.
20786 (fold_stmt): Do not use fold_stmt_r.
20787 (fold_stmt_inplace): Likewise.
20789 2009-04-17 Richard Guenther <rguenther@suse.de>
20791 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
20792 (record_equivalences_from_stmt): Remove useless checks and
20794 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
20795 the type is already suitable.
20797 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
20799 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
20801 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
20803 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
20804 (CMPtype): Define as __gcc_CMPtype.
20806 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
20808 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
20809 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
20811 2009-04-17 Richard Guenther <rguenther@suse.de>
20813 PR tree-optimization/39746
20814 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
20815 special-casing for builtins and static variable use/def.
20816 (call_may_clobber_ref_p_1): Likewise.
20818 2009-04-16 Ian Lance Taylor <iant@google.com>
20820 * df.h: Include "timevar.h".
20821 (struct df_problem): Change tv_id field to timevar_id_t.
20822 * tree-pass.h: Include "timevar.h".
20823 (struct opt_pass): Change tv_id field to timevar_id_t.
20824 * timevar.h (timevar_id_t): Define TV_NONE.
20825 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
20826 TV_NONE rather than tv_id != 0.
20827 (execute_one_pass): Likewise.
20828 * Makefile.in (DF_H): Add $(TIMEVAR_H).
20829 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
20830 dependencies to $(TREE_PASS_H).
20831 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
20833 (pass_branch_target_load_optimize2): Likewise.
20834 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
20835 (pass_outof_cfg_layout_mode): Likewise.
20836 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
20837 (pass_rebuild_cgraph_edges): Likewise.
20838 (pass_remove_cgraph_callee_edges): Likewise.
20839 * df-core.c (pass_df_initialize_opt): Likewise.
20840 (pass_df_initialize_no_opt): Likewise.
20841 (pass_df_finish): Likewise.
20842 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
20843 * except.c (pass_set_nothrow_function_flags): Likewise.
20844 (pass_convert_to_eh_region_ranges): Likewise.
20845 * final.c (pass_compute_alignments): Likewise.
20846 * function.c (pass_instantiate_virtual_regs): Likewise.
20847 (pass_init_function): Likewise.
20848 (pass_leaf_regs): Likewise.
20849 (pass_match_asm_constraints): Likewise.
20850 * gimple-low.c (pass_lower_cf): Likewise.
20851 (pass_mark_used_blocks): Likewise.
20852 * init-regs.c (pass_initialize_regs): Likewise.
20853 * integrate.c (pass_initial_value_sets): Likewise.
20854 * ira.c (pass_ira): Likewise.
20855 * jump.c (pass_cleanup_barriers): Likewise.
20856 * omp-low.c (pass_expand_omp): Likewise.
20857 (pass_lower_omp): Likewise.
20858 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
20859 * recog.c (pass_split_all_insns): Likewise.
20860 (pass_split_after_reload): Likewise.
20861 (pass_split_before_regstack): Likewise.
20862 (pass_split_before_sched2): Likewise.
20863 (pass_split_for_shorten_branches): Likewise.
20864 * reginfo.c (pass_reginfo_init): Likewise.
20865 (pass_subregs_of_mode_init): Likewise.
20866 (pass_subregs_of_mode_finish): Likewise.
20867 * passes.c (pass_postreload): Likewise.
20868 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
20869 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
20870 (pass_warn_function_return): Likewise.
20871 (pass_warn_function_noreturn): Likewise.
20872 * tree-complex.c (pass_lower_complex): Likewise.
20873 (pass_lower_complex_O0): Likewise.
20874 * tree-if-conv.c (pass_if_conversion): Likewise.
20875 * tree-into-ssa.c (pass_build_ssa): Likewise.
20876 * tree-mudflap.c (pass_mudflap_1): Likewise.
20877 (pass_mudflap_2): Likewise.
20878 * tree-nomudflap.c (pass_mudflap_1): Likewise.
20879 (pass_mudflap_2): Likewise.
20880 * tree-nrv.c (pass_return_slot): Likewise.
20881 * tree-object-size.c (pass_object_sizes): Likewise.
20882 * tree-optimize.c (pass_all_optimizations): Likewise.
20883 (pass_early_local_passes): Likewise.
20884 (pass_all_early_optimizations): Likewise.
20885 (pass_cleanup_cfg): Likewise.
20886 (pass_cleanup_cfg_post_optimizing): Likewise.
20887 (pass_free_datastructures): Likewise.
20888 (pass_free_cfg_annotations): Likewise.
20889 (pass_fixup_cfg): Likewise.
20890 (pass_init_datastructures): Likewise.
20891 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
20892 (pass_late_warn_uninitialized): Likewise.
20893 (pass_update_address_taken): Likewise.
20894 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
20895 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
20896 (pass_cse_sincos): Likewise.
20897 (pass_convert_to_rsqrt): Likewise.
20898 * tree-ssa-structalias.c (pass_build_alias): Likewise.
20899 * tree-stdarg.c (pass_stdarg): Likewise.
20900 * tree-tailcall.c (pass_tail_recursion): Likewise.
20901 (pass_tail_calls): Likewise.
20902 * tree-vect-generic.c (pass_lower_vector): Likewise.
20903 (pass_lower_vector_ssa): Likewise.
20904 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
20906 2009-04-16 Joseph Myers <joseph@codesourcery.com>
20908 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
20910 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
20912 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
20913 logical and signext.
20915 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
20918 * config/sh/predicates.md (arith_operand): Check if the operand
20919 of TRUNCATE is a REG.
20921 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
20923 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
20924 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
20926 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
20928 * tree-iterator.c (tsi_split_statement_list_after,
20929 tsi_split_statement_list_before): Remove.
20930 * tree-iterator.h: Remove the prototypes for
20931 tsi_split_statement_list_after and tsi_split_statement_list_before.
20933 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
20935 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
20936 * tree-ssa-propagate.h: Remove the prototype for
20937 stmt_makes_single_load.
20939 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
20941 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
20942 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
20944 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
20946 * tree-iterator.c (EXPR_LAST_BODY): Remove.
20948 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
20950 * except.c (eh_region_outer_p): Remove.
20951 * except.h: Remove the prototype for eh_region_outer_p.
20953 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
20955 * function.c (current_function_assembler_name): Remove.
20956 * function.h: Remove the prototype for
20957 current_function_assembler_name.
20959 2009-04-16 Ian Lance Taylor <iant@google.com>
20961 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
20962 (add_reg_note): Call alloc_reg_note.
20963 * rtl.h (alloc_reg_note): Declare.
20964 * combine.c (try_combine): Use alloc_reg_note.
20965 (recog_for_combine, move_deaths): Likewise.
20966 (distribute_notes): Use alloc_reg_note and add_reg_note.
20967 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
20968 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
20969 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
20971 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
20973 PR rtl-optimization/39762
20974 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
20975 ira_may_move_out_cost): Add comments about way of their usage.
20976 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
20978 * ira-conflicts.c (process_regs_for_copy): Use function
20979 ira_get_register_move_cost instead of global
20980 ira_register_move_cost.
20982 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
20983 color_pass, move_spill_restore, update_curr_costs): Ditto.
20985 * ira-lives.c (process_single_reg_class_operands): Ditto.
20987 * ira-emit.c (emit_move_list): Ditto.
20989 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
20990 (record_reg_classes): Ditto. Use functions
20991 ira_get_register_move_cost and ira_get_may_move_cost instead of
20992 global vars ira_register_move_cost, ira_may_move_out_cost and
20993 ira_may_move_in_cost.
20994 (record_address_regs): Don't call ira_init_register_move_cost.
20995 Use function ira_get_may_move_cost instead of global
20996 ira_may_move_in_cost.
20997 (process_bb_node_for_hard_reg_moves): Use function
20998 ira_get_register_move_cost instead of global ira_register_move_cost.
20999 (ira_costs): Don't call ira_init_register_move_cost.
21001 2009-04-16 Richard Guenther <rguenther@suse.de>
21003 * tree-cfg.c (verify_gimple_assign_binary):
21004 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
21005 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
21006 (create_general_new_stmt): Note that this function is broken.
21008 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21010 * common.opt (fhelp): Add Var(help_flag).
21011 * gcc-plugin.h (plugin_info): Add help.
21012 * plugin.c (plugin_name_args): Add help.
21013 (register_plugin_info): Set plugin->help.
21014 (print_help_one_plugin): New.
21015 (print_plugins_help): New.
21016 * plugin.h (print_plugins_help): New.
21017 * toplev.c (toplev_main): Call print_plugins_help if needed.
21019 2009-04-16 Richard Guenther <rguenther@suse.de>
21021 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
21022 (gimple_ior_addresses_taken_1): New function.
21023 (gimple_ior_addresses_taken): Likewise.
21024 * gimple.h (struct gimple_statement_with_ops_base): Remove
21025 addresses_taken member.
21026 (gimple_ior_addresses_taken): Declare.
21027 (gimple_addresses_taken, gimple_addresses_taken_ptr,
21028 gimple_set_addresses_taken): Remove.
21029 * ipa-reference.c (mark_address): New function.
21030 (scan_stmt_for_static_refs): Use it for marking addresses taken.
21031 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
21032 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
21033 (gimple_add_to_addresses_taken): Remove.
21034 (get_tmr_operands): Call mark_address_taken.
21035 (get_asm_expr_operands): Likewise.
21036 (get_expr_operands): Likewise.
21037 (build_ssa_operands): Do not clear the addresses_taken bitmap.
21038 (free_stmt_operands): Do not free it.
21039 * tree-ssa.c (delete_tree_ssa): Likewise.
21040 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
21042 2009-04-16 Richard Guenther <rguenther@suse.de>
21044 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
21045 (walk_stmt_load_store_ops): Likewise.
21046 * gimple.c (get_base_loadstore): New function.
21047 (walk_stmt_load_store_addr_ops): Likewise.
21048 (walk_stmt_load_store_ops): Likewise.
21049 * ipa-pure-const.c (check_op): Simplify.
21050 (check_load, check_store): New functions.
21051 (check_stmt): Use walk_stmt_load_store_ops.
21052 * ipa-reference.c (mark_load): Adjust signature.
21053 (mark_store): Likewise.
21054 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
21056 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21058 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
21059 (plugin_info): New.
21060 * opts.c (common_handle_option): Don't call print_version.
21061 * plugin.c (plugin_name_args): Add version.
21062 (register_plugin_info): New.
21063 (register_callback): Handle PLUGIN_INFO.
21064 (try_init_one_plugin): New.
21065 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
21067 (finalize_one_plugin): New.
21068 (finalize_plugins): New.
21069 (print_one_plugin): New.
21070 (print_plugins_versions): New.
21071 * plugin.h (print_plugins_versions): New.
21072 (finalize_plugins): New.
21073 * toplev.c (compile_file): Don't call initialize_plugins.
21074 (print_version): Call print_plugins_versions.
21075 (toplev_main): Call initialize_plugins. Print version if needed.
21076 Call finalize_plugins.
21078 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21080 * common.opt (fversion): New.
21081 * gcc.c (print_version): New.
21082 (process_command): Don't print the version. Just set print_version.
21083 (main): Print version. Call subprocesses if print_version and
21084 verbose_flag are set.
21085 * opts.c (common_handle_option): Handle OPT_fversion.
21087 2009-04-16 Richard Guenther <rguenther@suse.de>
21088 Ira Rosen <irar@il.ibm.com>
21090 PR tree-optimization/39698
21091 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
21092 type of the reduction variable. Only generate the def if
21095 * omp-low.c (expand_omp_for_generic): When converting to a pointer
21096 make sure to first convert to an integer of the same precision.
21097 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
21098 the type of the evolution correctly in computing the new
21099 induction variable base.
21101 2009-04-16 Richard Guenther <rguenther@suse.de>
21103 PR middle-end/39625
21104 * tree-cfg.c (make_blocks): Split statements with to-be
21105 abnormal SSA names on the lhs.
21107 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
21109 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
21110 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
21111 * c-typeck.c (really_start_incremental_init): Likewise.
21112 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
21113 (TARGET_INITIALIZER): Remove it.
21114 * target.h (struct target): Remove vector_opaque_p.
21115 * tree.c (build_opaque_vector_type): New.
21116 * tree.h (TYPE_VECTOR_OPAQUE): New.
21117 (build_opaque_vector_type): Declare.
21118 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
21119 * config/rs6000/rs6000.c (build_opaque_vector_type,
21120 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
21121 (rs6000_init_builtins): Use build_opaque_vector_type for
21122 opaque_V4SI_type_node.
21124 2009-04-15 Catherine Moore <clm@codesourcery.com>
21126 * debug.h (set_name): Declare.
21127 * dwarf2out.c (dwarf2out_set_name): Declare.
21128 (dwarf2_debug_hooks): Add set_name.
21129 (find_AT_string): New.
21130 (add_AT_string): Call find_AT_string.
21131 (dwarf2out_set_name): New.
21132 * cp/decl.c (grokdeclarator): Call set_name.
21133 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
21134 * debug.c (do_nothing_debug_hooks): Likewise.
21135 * dbxout.c (dbx_debug_hooks): Likewise.
21136 * sdbout.c (sdb_debug_hooks): Likewise.
21138 2009-04-15 Michael Eager <eager@eagercon.com>
21140 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
21141 reg for single-precision FPU.
21142 * config/rs6000/rs6000.md (movsi_internal1): Only for
21143 !TARGET_SINGLE_FPU.
21144 (movsi_internal1_single): New. Add pattern to move SI values to/from
21145 single-precision FP regs.
21147 2009-04-15 Richard Guenther <rguenther@suse.de>
21149 * omp-low.c (lower_rec_input_clauses): Build correct address
21151 (expand_omp_for_generic): Fix multiplication type.
21152 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
21153 (generate_memset_zero): Fix types.
21154 * tree-profile.c (prepare_instrumented_value): Correctly
21157 2009-04-15 Ian Lance Taylor <iant@google.com>
21159 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
21160 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
21161 for -Wall and for -Wc++-compat.
21162 (c_common_post_options): For C++, set warn_enum_compare if not
21164 * c-tree.h (struct c_expr): Add field original_type.
21165 (build_external_ref): Update declaration.
21166 * c-parser.c (c_parser_braced_init): Set original_type.
21167 (c_parser_initelt): Likewise.
21168 (c_parser_expr_no_commas): Likewise.
21169 (c_parser_conditional_expression): Likewise.
21170 (c_parser_cast_expression): Likewise.
21171 (c_parser_unary_expression): Likewise. Pull setting of
21172 original_code to top of function.
21173 (c_parser_sizeof_expression): Set original_type.
21174 (c_parser_alignof_expression): Likewise.
21175 (c_parser_postfix_expression): Likewise. Pull setting of
21176 original_code to top of function.
21177 (c_parser_postfix_expression_after_paren_type): Set original_type.
21178 (c_parser_postfix_expression_after_primary): Likewise.
21179 (c_parser_expression): Likewise.
21180 * c-typeck.c (build_external_ref): Add type parameter. Change all
21182 (c_expr_sizeof_expr): Set original_type field.
21183 (parser_build_unary_op): Likewise.
21184 (parser_build_binary_op): Likewise. Optionally warn about
21185 comparisons of enums of different types.
21186 (digest_init): Set original_type field.
21187 (really_start_incremental_init): Likewise.
21188 (push_init_level, pop_init_level): Likewise.
21189 * doc/invoke.texi (Warning Options): -Wenum-compare now
21192 2009-04-15 Richard Guenther <rguenther@suse.de>
21194 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
21195 out a necessary conversion.
21196 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
21197 names we didn't value number.
21198 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
21200 2009-04-15 Richard Guenther <rguenther@suse.de>
21202 PR tree-optimization/39764
21203 * tree-ssa-ccp.c (get_value): Canonicalize value with
21204 canonicalize_float_value.
21206 2009-04-15 Jan Hubicka <jh@suse.cz>
21208 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
21209 Wrong version of patch.
21211 2009-04-15 Jan Hubicka <jh@suse.cz>
21213 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
21215 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
21217 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
21218 our distinct integral and vector types.
21220 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
21222 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
21223 * init.c (build_vtbl_address): Remove call to assemble_external.
21225 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
21227 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
21228 output for other floating point modes.
21230 2009-04-14 Diego Novillo <dnovillo@google.com>
21232 * diagnostic.c (diagnostic_report_diagnostic): Do not
21233 warn about loaded plugins for DK_ERROR and DK_WARNING.
21234 * c-decl.c (declspecs_add_type): Move call to
21235 invoke_plugin_callbacks ...
21236 * c-parser.c (c_parser_declspecs): ... here.
21237 * plugin.c (dump_active_plugins): Tidy output.
21239 2009-04-14 Diego Novillo <dnovillo@google.com>
21240 Le-Chun Wu <lcwu@google.com>
21242 * configure.ac: Add --enable-plugin support.
21243 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
21244 * Makefile.in (PLUGIN_H): Define.
21245 Export ENABLE_PLUGIN and GMPINC to site.exp.
21246 Add PLUGINLIBS to link command.
21247 Add/modify dependencies for plugin.o and files including plugin.h.
21249 * config.in: Regenerate.
21251 * opts.c (common_handle_option): Handle OPT_fplugin_ and
21254 2009-04-14 Le-Chun Wu <lcwu@google.com>
21256 * tree-pass.h (register_one_dump_file): Add a prototype for
21257 register_one_dump_file.
21258 * toplev.c (compile_file): Call initialize_plugins.
21259 (do_compile): Call invoke_plugin_callbacks.
21260 (toplev_main): Call invoke_plugin_callbacks.
21261 * common.opt: Add -fplugin= and -fplugin-arg-.
21262 * gcc-plugin.h: New public header file for plugins to include.
21263 * plugin.c: New source file.
21264 * plugin.h: New internal header file.
21265 * passes.c (register_one_dump_file): Make it external.
21267 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
21269 2009-04-14 Diego Novillo <dnovillo@google.com>
21271 * doc/plugins.texi: New.
21272 * doc/gccint.texi: Add reference to Plugins chapter.
21273 * doc/invoke.texi: Document -fplugin and -fplugin-arg
21274 * diagnostic.c (diagnostic_report_diagnostic): Warn about
21275 loaded plugins, if any.
21276 * timevar.def (TV_PLUGIN_INIT): Define.
21277 (TV_PLUGIN_RUN): Define.
21278 * plugin.c: Include timevar.h
21279 (plugins_active_p): New.
21280 (dump_active_plugins): New.
21281 (debug_active_plugins): New.
21283 2009-04-14 Joseph Myers <joseph@codesourcery.com>
21285 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
21287 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
21289 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
21291 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
21292 the same as a minus without a shift.
21294 2009-04-14 Nick Clifton <nickc@redhat.com>
21296 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
21297 comparisons with small integers will always produce a short
21300 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
21303 2008-12-19 Diego Novillo <dnovillo@google.com>
21305 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
21307 2009-04-14 Richard Guenther <rguenther@suse.de>
21309 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
21311 (verify_gimple_assign_binary): Likewise. Handle shifts and
21313 (verify_gimple_phi): Print the mismatched argument position.
21314 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
21316 (vect_update_init_of_dr): Likewise.
21317 * matrix-reorg.c (transform_access_sites): Do what the
21319 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
21321 2009-04-13 Michael Eager <eager@eagercon.com>
21323 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
21324 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
21325 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
21326 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
21327 remove duplicate config
21329 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
21331 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
21332 file_name:line_number type locator of the call site.
21334 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
21336 * genautomata.c: Put blank after comma.
21337 (automaton_decls): New.
21338 (struct unit_usage): Add comments to member next.
21339 (store_alt_unit_usage): Keep the list ordered.
21340 (unit_present_on_list_p, equal_alternatives_p): New.
21341 (check_regexp_units_distribution): Check units distribution
21342 correctness correctly.
21343 (main): Don't write automata if error is found. Return correct
21346 * config/m68k/cf.md (cfv4_ds): Remove.
21347 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
21348 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
21350 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
21351 power4-load-ext, power4-store, power4-store-update,
21352 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
21353 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
21354 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
21355 power4-sqrt, power4-isync): Modify reservation to make correct
21356 unit distribution to automata.
21358 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
21359 power5-store-update, power5-two, power5-three, power5-lmul,
21360 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
21362 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
21364 * except.c (pass_set_nothrow_function_flags): Set name and add
21366 (set_nothrow_function_flags): Mention in the dump file when
21367 changing a function to nothrow.
21369 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
21372 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
21373 instead of unsigned long.
21375 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21377 * config/arm/arm.c (return_used_this_function): Remove.
21378 (arm_output_function_prologue): Remove use of
21379 return_used_this_function.
21380 (output_return_instruction): Replace use of
21381 return_used_this_function
21382 by cfun->machine->return_used_this_function.
21383 (arm_output_epilogue): Likewise.
21384 (arm_output_function_epilogue): Likewise.
21385 (thumb_unexpanded_epilogue): Likewise.
21386 * config/arm/arm.h (struct machine_function):
21387 New member return_used_this_function.
21389 2009-04-12 Mark Mitchell <mark@codesourcery.com>
21391 * doc/install.texi: Correct description of default directory for
21392 --with-gxx-include-dir.
21394 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
21396 * fold-const.c (build_range_check): Properly deal with enumeral and
21397 boolean base types.
21399 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
21401 * doc/invoke.texi (max_gcse_passes): Remove documentation.
21402 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
21403 * params.h (MAX_GCSE_PASSES): Remove.
21404 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
21405 in sequence. Remove ability to run multiple passes.
21406 (bypass_jumps): Report run as third CPROP pass.
21408 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
21410 PR middle-end/39651
21411 * except.c (can_throw_external): Look at each insn in a SEQUENCE
21412 when deciding whether the whole SEQUENCE can throw.
21414 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
21417 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
21418 offseted label references.
21420 2009-04-11 Jan Hubicka <jh@suse.cz>
21422 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
21424 2009-04-11 Richard Guenther <rguenther@suse.de>
21426 PR middle-end/39732
21427 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
21428 return variables as TREE_ADDRESSABLE.
21430 2009-04-11 Richard Guenther <rguenther@suse.de>
21432 PR tree-optimization/39713
21433 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
21434 reference trees have SSA_NAME operands.
21436 2009-04-11 Richard Guenther <rguenther@suse.de>
21439 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
21440 address expressions.
21442 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
21444 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
21445 match changes in Cygwin 1.7
21446 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
21447 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
21449 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
21451 PR tree-optimization/39701
21452 * doc/invoke.texi (Optimization Options): Document change in
21453 meaning and initialization of -fdelete-null-pointer-checks.
21455 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
21457 PR middle-end/39701
21458 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
21460 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
21463 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
21465 2009-04-10 Chao-ying Fu <fu@mips.com>
21467 * doc/tm.texi (Instruction Output): Document
21468 TARGET_ASM_FINAL_POSTSCAN_INSN.
21469 * target.h (final_postscan_insn): New field in asm_out.
21470 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
21471 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
21472 * final.c (final_scan_insn): Call
21473 targetm.asm_out.final_postscan_insn after outputting
21474 an asm macro and a normal instruction.
21476 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
21477 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
21478 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
21479 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
21480 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
21482 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
21484 PR middle-end/39701
21485 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
21486 variables as non-NULL even with -fdelete-null-pointer-checks.
21488 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
21490 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
21492 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
21495 * config/i386/i386.c (classify_argument): Handle SCmode with
21496 (bit_offset % 64) != 0.
21498 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
21500 * doc/invoke.texi (Optimize Options): Add cross-reference to
21501 -Q --help=optimizers examples.
21503 2009-04-10 Ben Elliston <bje@au.ibm.com>
21506 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
21507 regalign for the reg == fpr and TDmode case.
21509 2009-04-09 David Ayers <ayers@fsfe.org>
21512 * objc/objc-act.c (warn_with_method): Remove helper function.
21513 (check_duplicates): Call warning and inform directly.
21514 (really_start_method): Likewise.
21516 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
21518 * expmed.c (expand_divmod): Always use a comparison for a division
21519 by a large unsigned integer.
21521 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
21522 for things others than variables or functions as nonzero.
21524 2009-04-09 Nick Clifton <nickc@redhat.com>
21526 * unwind-compat.c: Change copyright header to refer to version
21527 3 of the GNU General Public License with version 3.1 of the
21528 GCC Runtime Library Exception and to point readers at the
21529 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
21530 * config/alpha/crtfastmath.c: Likewise.
21531 * config/alpha/linux-unwind.h: Likewise.
21532 * config/alpha/qrnnd.asm: Likewise.
21533 * config/alpha/vms-crt0-64.c: Likewise.
21534 * config/alpha/vms-crt0.c: Likewise.
21535 * config/alpha/vms-dwarf2.asm: Likewise.
21536 * config/alpha/vms-dwarf2eh.asm: Likewise.
21537 * config/alpha/vms-psxcrt0-64.c: Likewise.
21538 * config/alpha/vms-psxcrt0.c: Likewise.
21539 * config/alpha/vms_tramp.asm: Likewise.
21540 * config/arc/initfini.c: Likewise.
21541 * config/arc/lib1funcs.asm: Likewise.
21542 * config/arm/bpabi-v6m.S: Likewise.
21543 * config/arm/bpabi.S: Likewise.
21544 * config/arm/bpabi.c: Likewise.
21545 * config/arm/crti.asm: Likewise.
21546 * config/arm/crtn.asm: Likewise.
21547 * config/arm/ieee754-df.S: Likewise.
21548 * config/arm/ieee754-sf.S: Likewise.
21549 * config/arm/lib1funcs.asm: Likewise.
21550 * config/arm/libunwind.S: Likewise.
21551 * config/arm/linux-atomic.c: Likewise.
21552 * config/arm/mmintrin.h: Likewise.
21553 * config/arm/pr-support.c: Likewise.
21554 * config/arm/unaligned-funcs.c: Likewise.
21555 * config/arm/unwind-arm.c: Likewise.
21556 * config/arm/unwind-arm.h: Likewise.
21557 * config/avr/libgcc.S: Likewise.
21558 * config/bfin/crti.s: Likewise.
21559 * config/bfin/crtlibid.s: Likewise.
21560 * config/bfin/crtn.s: Likewise.
21561 * config/bfin/lib1funcs.asm: Likewise.
21562 * config/bfin/linux-unwind.h: Likewise.
21563 * config/cris/arit.c: Likewise.
21564 * config/cris/cris_abi_symbol.c: Likewise.
21565 * config/darwin-64.c: Likewise.
21566 * config/darwin-crt2.c: Likewise.
21567 * config/darwin-crt3.c: Likewise.
21568 * config/darwin.h: Likewise.
21569 * config/dbxelf.h: Likewise.
21570 * config/dfp-bit.c: Likewise.
21571 * config/dfp-bit.h: Likewise.
21572 * config/elfos.h: Likewise.
21573 * config/fixed-bit.c: Likewise.
21574 * config/fixed-bit.h: Likewise.
21575 * config/fp-bit.c: Likewise.
21576 * config/fp-bit.h: Likewise.
21577 * config/fr30/crti.asm: Likewise.
21578 * config/fr30/crtn.asm: Likewise.
21579 * config/fr30/lib1funcs.asm: Likewise.
21580 * config/freebsd-spec.h: Likewise.
21581 * config/frv/cmovd.c: Likewise.
21582 * config/frv/cmovh.c: Likewise.
21583 * config/frv/cmovw.c: Likewise.
21584 * config/frv/frvbegin.c: Likewise.
21585 * config/frv/frvend.c: Likewise.
21586 * config/frv/lib1funcs.asm: Likewise.
21587 * config/glibc-stdint.h: Likewise.
21588 * config/h8300/clzhi2.c: Likewise.
21589 * config/h8300/crti.asm: Likewise.
21590 * config/h8300/crtn.asm: Likewise.
21591 * config/h8300/ctzhi2.c: Likewise.
21592 * config/h8300/fixunssfsi.c: Likewise.
21593 * config/h8300/lib1funcs.asm: Likewise.
21594 * config/h8300/parityhi2.c: Likewise.
21595 * config/h8300/popcounthi2.c: Likewise.
21596 * config/i386/ammintrin.h: Likewise.
21597 * config/i386/att.h: Likewise.
21598 * config/i386/avxintrin.h: Likewise.
21599 * config/i386/biarch64.h: Likewise.
21600 * config/i386/bmmintrin.h: Likewise.
21601 * config/i386/cpuid.h: Likewise.
21602 * config/i386/cross-stdarg.h: Likewise.
21603 * config/i386/crtfastmath.c: Likewise.
21604 * config/i386/crtprec.c: Likewise.
21605 * config/i386/cygming-crtbegin.c: Likewise.
21606 * config/i386/cygming-crtend.c: Likewise.
21607 * config/i386/cygwin.asm: Likewise.
21608 * config/i386/emmintrin.h: Likewise.
21609 * config/i386/gmm_malloc.h: Likewise.
21610 * config/i386/gthr-win32.c: Likewise.
21611 * config/i386/i386.h: Likewise.
21612 * config/i386/immintrin.h: Likewise.
21613 * config/i386/linux-unwind.h: Likewise.
21614 * config/i386/linux64.h: Likewise.
21615 * config/i386/mm3dnow.h: Likewise.
21616 * config/i386/mmintrin-common.h: Likewise.
21617 * config/i386/mmintrin.h: Likewise.
21618 * config/i386/nmmintrin.h: Likewise.
21619 * config/i386/pmm_malloc.h: Likewise.
21620 * config/i386/pmmintrin.h: Likewise.
21621 * config/i386/smmintrin.h: Likewise.
21622 * config/i386/sol2-c1.asm: Likewise.
21623 * config/i386/sol2-ci.asm: Likewise.
21624 * config/i386/sol2-cn.asm: Likewise.
21625 * config/i386/sol2-gc1.asm: Likewise.
21626 * config/i386/tmmintrin.h: Likewise.
21627 * config/i386/unix.h: Likewise.
21628 * config/i386/w32-unwind.h: Likewise.
21629 * config/i386/wmmintrin.h: Likewise.
21630 * config/i386/x86-64.h: Likewise.
21631 * config/i386/x86intrin.h: Likewise.
21632 * config/i386/xmmintrin.h: Likewise.
21633 * config/ia64/crtbegin.asm: Likewise.
21634 * config/ia64/crtend.asm: Likewise.
21635 * config/ia64/crtfastmath.c: Likewise.
21636 * config/ia64/crti.asm: Likewise.
21637 * config/ia64/crtn.asm: Likewise.
21638 * config/ia64/fde-glibc.c: Likewise.
21639 * config/ia64/lib1funcs.asm: Likewise.
21640 * config/ia64/linux-unwind.h: Likewise.
21641 * config/ia64/quadlib.c: Likewise.
21642 * config/ia64/unwind-ia64.c: Likewise.
21643 * config/linux.h: Likewise.
21644 * config/m32c/m32c-lib1.S: Likewise.
21645 * config/m32c/m32c-lib2-trapv.c: Likewise.
21646 * config/m32c/m32c-lib2.c: Likewise.
21647 * config/m32r/initfini.c: Likewise.
21648 * config/m68hc11/larith.asm: Likewise.
21649 * config/m68hc11/m68hc11-crt0.S: Likewise.
21650 * config/m68k/cf.md: Likewise.
21651 * config/m68k/crti.s: Likewise.
21652 * config/m68k/crtn.s: Likewise.
21653 * config/m68k/lb1sf68.asm: Likewise.
21654 * config/m68k/linux-unwind.h: Likewise.
21655 * config/mcore/crti.asm: Likewise.
21656 * config/mcore/crtn.asm: Likewise.
21657 * config/mcore/lib1.asm: Likewise.
21658 * config/mips/linux-unwind.h: Likewise.
21659 * config/mips/loongson.h: Likewise.
21660 * config/mips/mips16.S: Likewise.
21661 * config/mmix/crti.asm: Likewise.
21662 * config/mmix/crtn.asm: Likewise.
21663 * config/pa/fptr.c: Likewise.
21664 * config/pa/hpux-unwind.h: Likewise.
21665 * config/pa/lib2funcs.asm: Likewise.
21666 * config/pa/linux-atomic.c: Likewise.
21667 * config/pa/linux-unwind.h: Likewise.
21668 * config/pa/milli64.S: Likewise.
21669 * config/pa/quadlib.c: Likewise.
21670 * config/pa/stublib.c: Likewise.
21671 * config/picochip/libgccExtras/adddi3.asm: Likewise.
21672 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
21673 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
21674 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
21675 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
21676 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
21677 * config/picochip/libgccExtras/divmod15.asm: Likewise.
21678 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
21679 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
21680 * config/picochip/libgccExtras/longjmp.asm: Likewise.
21681 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
21682 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
21683 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
21684 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
21685 * config/picochip/libgccExtras/setjmp.asm: Likewise.
21686 * config/picochip/libgccExtras/subdi3.asm: Likewise.
21687 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
21688 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
21689 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
21690 * config/rs6000/750cl.h: Likewise.
21691 * config/rs6000/altivec.h: Likewise.
21692 * config/rs6000/biarch64.h: Likewise.
21693 * config/rs6000/crtresfpr.asm: Likewise.
21694 * config/rs6000/crtresgpr.asm: Likewise.
21695 * config/rs6000/crtresxfpr.asm: Likewise.
21696 * config/rs6000/crtresxgpr.asm: Likewise.
21697 * config/rs6000/crtsavfpr.asm: Likewise.
21698 * config/rs6000/crtsavgpr.asm: Likewise.
21699 * config/rs6000/darwin-asm.h: Likewise.
21700 * config/rs6000/darwin-fallback.c: Likewise.
21701 * config/rs6000/darwin-fpsave.asm: Likewise.
21702 * config/rs6000/darwin-ldouble.c: Likewise.
21703 * config/rs6000/darwin-tramp.asm: Likewise.
21704 * config/rs6000/darwin-unwind.h: Likewise.
21705 * config/rs6000/darwin-vecsave.asm: Likewise.
21706 * config/rs6000/darwin-world.asm: Likewise.
21707 * config/rs6000/e500crtres32gpr.asm: Likewise.
21708 * config/rs6000/e500crtres64gpr.asm: Likewise.
21709 * config/rs6000/e500crtres64gprctr.asm: Likewise.
21710 * config/rs6000/e500crtrest32gpr.asm: Likewise.
21711 * config/rs6000/e500crtrest64gpr.asm: Likewise.
21712 * config/rs6000/e500crtresx32gpr.asm: Likewise.
21713 * config/rs6000/e500crtresx64gpr.asm: Likewise.
21714 * config/rs6000/e500crtsav32gpr.asm: Likewise.
21715 * config/rs6000/e500crtsav64gpr.asm: Likewise.
21716 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
21717 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
21718 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
21719 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
21720 * config/rs6000/eabi-ci.asm: Likewise.
21721 * config/rs6000/eabi-cn.asm: Likewise.
21722 * config/rs6000/eabi.asm: Likewise.
21723 * config/rs6000/linux-unwind.h: Likewise.
21724 * config/rs6000/linux64.h: Likewise.
21725 * config/rs6000/paired.h: Likewise.
21726 * config/rs6000/paired.md: Likewise.
21727 * config/rs6000/ppc64-fp.c: Likewise.
21728 * config/rs6000/ppu_intrinsics.h: Likewise.
21729 * config/rs6000/rs6000.h: Likewise.
21730 * config/rs6000/si2vmx.h: Likewise.
21731 * config/rs6000/sol-ci.asm: Likewise.
21732 * config/rs6000/sol-cn.asm: Likewise.
21733 * config/rs6000/spe.h: Likewise.
21734 * config/rs6000/spu2vmx.h: Likewise.
21735 * config/rs6000/sysv4.h: Likewise.
21736 * config/rs6000/tramp.asm: Likewise.
21737 * config/rs6000/vec_types.h: Likewise.
21738 * config/s390/linux-unwind.h: Likewise.
21739 * config/s390/tpf-unwind.h: Likewise.
21740 * config/score/crti.asm: Likewise.
21741 * config/score/crtn.asm: Likewise.
21742 * config/sh/crt1.asm: Likewise.
21743 * config/sh/crti.asm: Likewise.
21744 * config/sh/crtn.asm: Likewise.
21745 * config/sh/divtab-sh4-300.c: Likewise.
21746 * config/sh/divtab-sh4.c: Likewise.
21747 * config/sh/divtab.c: Likewise.
21748 * config/sh/lib1funcs-4-300.asm: Likewise.
21749 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
21750 * config/sh/lib1funcs.asm: Likewise.
21751 * config/sh/lib1funcs.h: Likewise.
21752 * config/sh/linux-atomic.asm: Likewise.
21753 * config/sh/linux-unwind.h: Likewise.
21754 * config/sh/shmedia.h: Likewise.
21755 * config/sh/sshmedia.h: Likewise.
21756 * config/sh/ushmedia.h: Likewise.
21757 * config/sparc/crtfastmath.c: Likewise.
21758 * config/sparc/linux-unwind.h: Likewise.
21759 * config/sparc/sol2-c1.asm: Likewise.
21760 * config/sparc/sol2-ci.asm: Likewise.
21761 * config/sparc/sol2-cn.asm: Likewise.
21762 * config/spu/divmodti4.c: Likewise.
21763 * config/spu/divv2df3.c: Likewise.
21764 * config/spu/float_disf.c: Likewise.
21765 * config/spu/float_unsdidf.c: Likewise.
21766 * config/spu/float_unsdisf.c: Likewise.
21767 * config/spu/float_unssidf.c: Likewise.
21768 * config/spu/mfc_multi_tag_release.c: Likewise.
21769 * config/spu/mfc_multi_tag_reserve.c: Likewise.
21770 * config/spu/mfc_tag_release.c: Likewise.
21771 * config/spu/mfc_tag_reserve.c: Likewise.
21772 * config/spu/mfc_tag_table.c: Likewise.
21773 * config/spu/multi3.c: Likewise.
21774 * config/spu/spu_internals.h: Likewise.
21775 * config/spu/spu_intrinsics.h: Likewise.
21776 * config/spu/spu_mfcio.h: Likewise.
21777 * config/spu/vec_types.h: Likewise.
21778 * config/spu/vmx2spu.h: Likewise.
21779 * config/stormy16/stormy16-lib2.c: Likewise.
21780 * config/svr4.h: Likewise.
21781 * config/sync.c: Likewise.
21782 * config/v850/lib1funcs.asm: Likewise.
21783 * config/vxlib-tls.c: Likewise.
21784 * config/vxlib.c: Likewise.
21785 * config/vxworks-dummy.h: Likewise.
21786 * config/xtensa/crti.asm: Likewise.
21787 * config/xtensa/crtn.asm: Likewise.
21788 * config/xtensa/ieee754-df.S: Likewise.
21789 * config/xtensa/ieee754-sf.S: Likewise.
21790 * config/xtensa/lib1funcs.asm: Likewise.
21791 * config/xtensa/lib2funcs.S: Likewise.
21792 * config/xtensa/linux-unwind.h: Likewise.
21793 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
21794 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
21795 * coretypes.h: Likewise.
21796 * crtstuff.c: Likewise.
21797 * defaults.h: Likewise.
21798 * dwarf2.h: Likewise.
21799 * emutls.c: Likewise.
21800 * gbl-ctors.h: Likewise.
21801 * gcov-io.h: Likewise.
21802 * ginclude/float.h: Likewise.
21803 * ginclude/iso646.h: Likewise.
21804 * ginclude/stdarg.h: Likewise.
21805 * ginclude/stdbool.h: Likewise.
21806 * ginclude/stddef.h: Likewise.
21807 * ginclude/stdfix.h: Likewise.
21808 * ginclude/stdint-gcc.h: Likewise.
21809 * ginclude/tgmath.h: Likewise.
21810 * gthr-aix.h: Likewise.
21811 * gthr-dce.h: Likewise.
21812 * gthr-gnat.c: Likewise.
21813 * gthr-gnat.h: Likewise.
21814 * gthr-lynx.h: Likewise.
21815 * gthr-mipssde.h: Likewise.
21816 * gthr-nks.h: Likewise.
21817 * gthr-posix.c: Likewise.
21818 * gthr-posix.h: Likewise.
21819 * gthr-posix95.h: Likewise.
21820 * gthr-rtems.h: Likewise.
21821 * gthr-single.h: Likewise.
21822 * gthr-solaris.h: Likewise.
21823 * gthr-tpf.h: Likewise.
21824 * gthr-vxworks.h: Likewise.
21825 * gthr-win32.h: Likewise.
21826 * gthr.h: Likewise.
21827 * libgcc2.c: Likewise.
21828 * libgcc2.h: Likewise.
21829 * libgcov.c: Likewise.
21830 * tsystem.h: Likewise.
21831 * typeclass.h: Likewise.
21832 * unwind-c.c: Likewise.
21833 * unwind-compat.h: Likewise.
21834 * unwind-dw2-fde-compat.c: Likewise.
21835 * unwind-dw2-fde-darwin.c: Likewise.
21836 * unwind-dw2-fde-glibc.c: Likewise.
21837 * unwind-dw2-fde.c: Likewise.
21838 * unwind-dw2-fde.h: Likewise.
21839 * unwind-dw2.c: Likewise.
21840 * unwind-dw2.h: Likewise.
21841 * unwind-generic.h: Likewise.
21842 * unwind-pe.h: Likewise.
21843 * unwind-sjlj.c: Likewise.
21844 * unwind.inc: Likewise.
21845 * config/arm/neon-gen.ml: Change generated copyright header to
21846 refer to version 3 of the GNU General Public License with
21847 version 3.1 of the GCC Runtime Library Exception and to point
21848 readers at the COPYING3 and COPYING3.RUNTIME files and the
21849 FSF's license web page.
21850 * config/arm/arm_neon.h: Regenerate.
21852 2009-04-09 Jakub Jelinek <jakub@redhat.com>
21854 * config/cris/cris.md: Change copyright header to refer to version
21855 3 of the GNU General Public License.
21856 * doc/install.texi2html: Change copyright header to refer to version
21857 3 of the GNU General Public License and to point readers at the
21858 COPYING3 file and the FSF's license web page.
21859 * config/vax/linux.h: Likewise.
21861 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
21863 * config/i386/i386.md (cmpcc): New.
21864 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
21865 (sync_compare_and_swap_cc*): Delete.
21867 * config/s390/s390.c (s390_compare_emitted): Remove.
21868 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
21869 s390_compare_emitted used to be handled. Assert that modes match.
21870 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
21871 refer to sync_compare_and_swap_ccsi.
21872 * config/s390/s390.h (s390_compare_emitted): Remove.
21873 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
21874 instead of s390_compare_emitted.
21875 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
21876 instead of s390_compare_emitted.
21877 * config/s390/s390.md (cmpcc): New.
21878 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
21879 CC_REGNUM, do not pretend it's set.
21880 (sync_compare_and_swap_cc*): Delete.
21881 * config/s390/predicates.md (cc_reg_operand): New.
21883 * expr.c (sync_compare_and_swap_cc): Delete.
21884 * optabs.h (sync_compare_and_swap_cc): Delete.
21885 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
21886 is being used with can_compare_p.
21887 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
21888 (find_cc_set): New.
21889 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
21890 look for a MODE_CC set instead. Use emit_store_flag.
21891 (expand_compare_and_swap_loop): Likewise, with some additional
21892 complication to avoid a force_reg when useless. Use
21893 emit_cmp_and_jump_insns.
21894 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
21895 * doc/md.texi (sync_compare_and_swap_cc): Merge with
21896 sync_compare_and_swap documentation.
21898 2009-04-09 Jan Hubicka <jh@suse.cz>
21900 * except.c (find_prev_try): Break out from ....
21901 (duplicate_eh_regions): ... here; properly update prev_try pointers
21902 when duplication part of tree.
21903 (dump_eh_tree): Improve dumping.
21904 (verify_eh_region): New.
21905 (verify_eh_tree): Use it.
21907 2009-04-06 Richard Guenther <rguenther@suse.de>
21909 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
21910 &ARRAY addresses by adjusting their types and prepending
21912 * tree-cfg.c (verify_gimple_assign_single): Verify that
21913 addresses are correct.
21915 2009-04-09 Richard Guenther <rguenther@suse.de>
21917 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
21918 indices into an array reference if possible.
21919 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
21920 Fold POINTER_PLUS_EXPR statements with invariant address.
21922 2009-04-09 Alan Modra <amodra@bigpond.net.au>
21925 * config.gcc (powerpc64-*-linux*): Always build biarch.
21927 2009-04-09 Joseph Myers <joseph@codesourcery.com>
21930 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
21931 it and pedwarn if this results in an INTEGER_CST.
21933 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21935 * doc/install.texi: Update minimum GMP version. Remove obsolete
21936 text in MPFR section.
21938 2009-04-08 Jakub Jelinek <jakub@redhat.com>
21940 * dwarf2out.c (class_scope_p): New static inline.
21941 (class_or_namespace_scope_p): Use it.
21942 (gen_variable_die): Use DW_TAG_member tag for static data member
21943 declarations instead of DW_TAG_variable.
21945 PR middle-end/39573
21946 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
21949 2009-04-08 Richard Guenther <rguenther@suse.de>
21951 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
21952 valueize random data.
21954 2009-04-08 David Edelsohn <edelsohn@gnu.org>
21956 * config.gcc (aix tm_file): Add aix-stdint.h.
21957 (aix tm clause use_gcc_stdint): Set to wrap.
21958 * config/rs6000/aix-stdint.h: New file.
21960 2009-04-08 Richard Guenther <rguenther@suse.de>
21962 PR middle-end/36291
21963 * tree-dfa.c (add_referenced_var): Do not recurse into
21964 global initializers.
21965 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
21967 (fold_const_aggregate_ref): Likewise.
21969 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
21971 * recog.c (ordered_comparison_operator): New.
21972 * gensupport.c (std_preds): Add it.
21973 * doc/md.texi (Machine-Independent Predicates): Document it.
21975 2009-04-08 Jan Hubicka <jh@suse.cz>
21977 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
21978 * function.h (rtl_eh): Remove exception_handler_label_map.
21979 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
21980 remove_exception_handler_label, for_each_eh_label_1): Remove.
21981 (rtl_remove_unreachable_regions): Remove.
21982 (convert_from_eh_region_ranges): Do not remove unreachable regions.
21983 (find_exception_handler_labels): Don't build the hashtable.
21984 (maybe_remove_eh_handler): Remove.
21985 (for_each_eh_label): Rewrite to walk the tree.
21986 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
21987 * except.h (maybe_remove_eh_handler): Remove.
21988 * passes.c (init_optimization_passes): Schedule second EH cleanup
21990 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
21991 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
21993 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
21995 * genoutput.c (validate_optab_operands): New.
21996 (gen_insn, gen_expand): Call it.
21998 * genflags.c (gen_insn): Detect misused iterators.
21999 (main): Pass line_no to gen_insn, exit with status 1 on error.
22001 * genextract.c (line_no): Make global.
22002 (VEC_safe_set_locstr): Change assertion to error message.
22003 (main): Exit with status 1 on error.
22005 2009-04-08 Joseph Myers <joseph@codesourcery.com>
22009 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
22010 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
22011 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
22012 * c-convert.c (convert): Do not call fold on results of conversion
22013 functions when the result is a C_MAYBE_CONST_EXPR.
22014 * c-parser.c (c_parser_postfix_expression): Do not fold condition
22015 of __builtin_choose_expr.
22016 * c-typeck.c (remove_c_maybe_const_expr): New.
22017 (build_unary_op, build_conditional_expr, build_compound_expr,
22018 build_binary_op, c_objc_common_truthvalue_conversion): Call
22019 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
22022 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
22024 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
22025 CODE to produce a new one. Add a prototype to use fold_convert_const
22027 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
22030 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
22031 mix declarations and code.
22033 2009-04-08 Ben Elliston <bje@au.ibm.com>
22035 * gcc.c: Replace `CC' with `GCC' throughout.
22037 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
22039 * doc/invoke.texi: Document Atom support.
22041 2009-04-07 Jason Merrill <jason@redhat.com>
22044 * c-common.h, c-common.c: Add flag_pretty_templates.
22045 * c-opts.c (c_common_handle_option): Set it.
22046 * c.opt: Add -fno-pretty-templates.
22047 * doc/invoke.texi (C++ Dialect Options): Likewise.
22049 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
22051 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
22052 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
22053 (ia64_expand_builtin): Likewise.
22055 2009-04-07 Martin Jambor <mjambor@suse.cz>
22057 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
22058 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
22059 ADDR_EXPRS are include too.
22061 2009-04-07 Richard Guenther <rguenther@suse.de>
22063 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
22064 decls are only used if passes as parameters or if they are
22065 local statics and the call is not to a builtin.
22066 (call_may_clobber_ref_p_1): Likewise.
22068 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22070 * expr.c (do_store_flag): Remove last argument. Simplify code
22071 to avoid duplication of tests already done by can_compare_p.
22072 (expand_expr_real_1): Adjust caller.
22074 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22076 * optabs.c (can_compare_p): Test the predicate of a
22077 cbranch and cstore pattern.
22079 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22081 * expr.c (convert_move): Use emit_store_flag instead of
22084 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22086 * config/i386/i386.c (ix86_compare_emitted): Remove.
22087 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
22088 ix86_compare_op0 like ix86_compare_emitted used to be handled.
22089 * config/i386/i386.h (ix86_compare_emitted): Remove.
22090 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
22091 instead of ix86_compare_emitted.
22092 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
22094 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
22096 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
22097 Add t-sysroot-suffix to tmake_file.
22098 * config/print-sysroot-suffix.sh: New file.
22099 * config/t-sysroot-suffix: New file.
22101 2009-04-07 Ben Elliston <bje@au.ibm.com>
22103 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
22104 as the latter produces a warning when the target does not support
22107 2009-04-07 Ben Elliston <bje@au.ibm.com>
22109 * dfp.c: Replace type punning assignments with memcpy throughout.
22110 * Makefile.in (dfp.o-warn): Remove.
22112 2009-04-07 Alan Modra <amodra@bigpond.net.au>
22115 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
22116 Include soft-fp/t-softfp after rs6000/t-linux64.
22118 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
22120 * stor-layout.c (set_sizetype): Use the full precision of their
22121 machine mode for bitsize types.
22123 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
22125 * config/i386/i386.md: Revert 2 accidental checkins.
22127 2009-04-06 Joey Ye <joey.ye@intel.com>
22128 Xuepeng Guo <xuepeng.guo@intel.com>
22129 H.J. Lu <hongjiu.lu@intel.com>
22131 Atom pipeline model, tuning and insn selection.
22132 * config.gcc (atom): Add atom config options and target.
22134 * config/i386/atom.md: New.
22136 * config/i386/i386.c (atom_cost): New cost.
22137 (m_ATOM): New macro flag.
22138 (initial_ix86_tune_features): Set m_ATOM.
22139 (x86_accumulate_outgoing_args): Likewise.
22140 (x86_arch_always_fancy_math_387): Likewise.
22141 (processor_target): Add Atom cost.
22142 (cpu_names): Add Atom cpu name.
22143 (override_options): Set Atom ISA.
22144 (ix86_issue_rate): New case PROCESSOR_ATOM.
22145 (ix86_adjust_cost): Likewise.
22147 * config/i386/i386.h (TARGET_ATOM): New target macro.
22148 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
22149 (TARGET_OPT_AGU): New target option.
22150 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
22151 (processor_type): Add PROCESSOR_ATOM.
22153 * config/i386/i386.md (cpu): Add new value "atom".
22154 (use_carry, movu): New attr.
22155 (atom.md): Include atom.md.
22156 (adddi3_carry_rex64): Set attr "use_carry".
22157 (addqi3_carry): Likewise.
22158 (addhi3_carry): Likewise.
22159 (addsi3_carry): Likewise.
22160 (*addsi3_carry_zext): Likewise.
22161 (subdi3_carry_rex64): Likewise.
22162 (subqi3_carry): Likewise.
22163 (subhi3_carry): Likewise.
22164 (subsi3_carry): Likewise.
22165 (x86_movdicc_0_m1_rex64): Likewise.
22166 (*x86_movdicc_0_m1_se): Likewise.
22167 (x86_movsicc_0_m1): Likewise.
22168 (*x86_movsicc_0_m1_se): Likewise.
22169 (*adddi_1_rex64): Emit add insn as much as possible.
22170 (*addsi_1): Likewise.
22171 (return_internal): Set atom_unit.
22172 (return_internal_long): Likewise.
22173 (return_pop_internal): Likewise.
22174 (*rcpsf2_sse): Set atom_sse_attr attr.
22175 (*qrt<mode>2_sse): Likewise.
22176 (*prefetch_sse): Likewise.
22178 * config/i386/i386-c.c (ix86_target_macros_internal): New case
22180 (ix86_target_macros_internal): Likewise.
22182 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
22183 (*prefetch_sse_rex): Likewise.
22184 (sse_rcpv4sf2): Likewise.
22185 (sse_vmrcpv4sf2): Likewise.
22186 (sse_sqrtv4sf2): Likewise.
22187 (<sse>_vmsqrt<mode>2): Likewise.
22188 (sse_ldmxcsr): Likewise.
22189 (sse_stmxcsr): Likewise.
22190 (*sse_sfence): Likewise.
22191 (sse2_clflush): Likewise.
22192 (*sse2_mfence): Likewise.
22193 (*sse2_lfence): Likewise.
22194 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
22195 (<sse>_movup<ssemodesuffixf2c>): Likewise.
22196 (avx_movdqu<avxmodesuffix>): Likewise.
22197 (avx_lddqu<avxmodesuffix>): Likewise.
22198 (sse2_movntv2di): Change attr "type" to "ssemov".
22199 (sse2_movntsi): Likewise.
22200 (rsqrtv8sf2): Change attr "type" to "sseadd".
22201 (sse3_addsubv2df3): Set attr "atom_unit".
22202 (sse3_h<plusminus_insn>v4sf3): Likewise.
22203 (*sse2_pmaddwd): Likewise.
22204 (*vec_extractv2di_1_rex64): Likewise.
22205 (*vec_extractv2di_1_avx): Likewise.
22206 (sse2_psadbw): Likewise.
22207 (ssse3_phaddwv8hi3): Likewise.
22208 (ssse3_phaddwv4hi3): Likewise.
22209 (ssse3_phadddv4si3): Likewise.
22210 (ssse3_phadddv2si3): Likewise.
22211 (ssse3_phaddswv8hi3): Likewise.
22212 (ssse3_phaddswv4hi3): Likewise.
22213 (ssse3_phsubwv8hi3): Likewise.
22214 (ssse3_phsubwv4hi3): Likewise.
22215 (ssse3_phsubdv4si3): Likewise.
22216 (ssse3_phsubdv2si3): Likewise.
22217 (ssse3_phsubswv8hi3): Likewise.
22218 (ssse3_phsubswv4hi3): Likewise.
22219 (ssse3_pmaddubsw128): Likewise.
22220 (sse3_pmaddubsw: Likewise.
22221 (ssse3_palignrti): Likewise.
22222 (ssse3_palignrdi): Likewise.
22224 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
22226 * doc/install.texi (Specific): Fix two cross-references to MinGW.
22228 2009-04-06 Richard Guenther <rguenther@suse.de>
22230 PR tree-optimization/28868
22231 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
22232 of which PHI results we inserted.
22233 (insert_into_preds_of_block): Record inserted PHIs.
22234 (eliminate): Eliminate redundant PHI nodes.
22235 (init_pre): Init inserted_phi_names.
22237 2009-04-06 Richard Guenther <rguenther@suse.de>
22239 PR tree-optimization/39643
22240 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
22241 IMAGPART_EXPRs of complex constants.
22242 (execute_fold_all_builtins): If we folded a call queue
22243 TODO_update_address_taken.
22245 2009-04-06 Jan Hubicka <jh@suse.cz>
22247 PR middle-end/39659
22248 * except.c (remove_unreachable_regions): Propagate may_contain_throw
22251 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
22253 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
22255 (ic_invalidate_array): Likewise.
22257 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
22259 * calls.c (emit_library_call_value_1): Fix a problem with parameter
22260 alignment for library calls.
22262 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
22264 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
22265 (mingw32 tm clause use_gcc_stdint): Set to wrap.
22266 * config/i386/mingw-stdint.h: New file.
22268 2009-04-05 Richard Guenther <rguenther@suse.de>
22270 PR tree-optimization/39648
22271 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
22272 our &A vs. &A[0] IL deficiencies.
22274 2009-04-04 Jan Hubicka <jh@suse.cz>
22276 * except.c (sjlj_find_directly_reachable_regions): Be ready for
22277 removed toplevel regions.
22278 (sjlj_mark_call_sites): Likewise.
22280 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
22282 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
22283 (cygwin tm clause use_gcc_stdint): Set to wrap.
22284 * config/i386/cygwin-stdint.h: New file.
22286 2009-04-04 Richard Guenther <rguenther@suse.de>
22288 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
22289 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
22290 single-argument PHIs if we are in loop-closed SSA form.
22291 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
22292 for the pre-condition.
22293 (slpeel_tree_peel_loop_to_edge): Likewise.
22294 (vect_build_loop_niters): Take an optional sequence to append stmts.
22295 (vect_generate_tmps_on_preheader): Likewise.
22296 (vect_do_peeling_for_loop_bound): Take extra guards for the
22298 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
22299 the cost model check.
22300 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
22301 guards if we are going to peel. Do not apply versioning in that case.
22302 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
22303 (vect_do_peeling_for_loop_bound): Likewise.
22304 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
22305 loop bound only record extra pre-conditions, do not apply loop
22308 2009-04-04 Richard Guenther <rguenther@suse.de>
22310 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
22313 2009-04-04 Jan Hubicka <jh@suse.cz>
22315 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
22316 last_basic_block for size of bb->index indexed array.
22317 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
22318 compute_out, link_btr_uses, build_btr_def_use_webs,
22319 build_btr_def_use_webs, migrate_btr_defs): Likewise.
22321 2009-04-04 Jan Hubicka <jh@suse.cz>
22323 * except.c (remove_eh_handler_and_replace): Break out from ...
22324 (remove_eh_handler): ... here.
22325 (bring_to_root): New function.
22326 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
22327 handled ones, bring others to root of tree.
22329 2009-04-04 Jan Hubicka <jh@suse.cz>
22331 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
22332 (all_phis_safe_to_merge): New function.
22333 (update_info): New structure.
22334 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
22335 (cleanup_empty_eh): Update SSA if possible.
22337 2009-04-04 Richard Guenther <rguenther@suse.de>
22339 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
22340 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
22341 (append_vuse): Likewise.
22343 2009-04-04 Jakub Jelinek <jakub@redhat.com>
22345 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
22346 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
22347 instead of REG_UNSAVED for DW_CFA_undefined.
22348 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
22349 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
22352 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
22355 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
22357 2009-04-04 Richard Guenther <rguenther@suse.de>
22359 PR tree-optimization/8781
22360 PR tree-optimization/37892
22361 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
22362 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
22363 (valueize_refs): Call it for *& valueizations.
22364 (shared_reference_ops_from_ref): Rename to ...
22365 (valueize_shared_reference_ops_from_ref): ... this and valueize.
22366 (shared_reference_ops_from_call): Rename to ...
22367 (valueize_shared_reference_ops_from_call): ... this and valueize.
22368 (vn_reference_lookup): Update.
22369 (visit_reference_op_call): Likewise.
22370 * tree-ssa-pre.c (phi_translate_1): Fold *&.
22371 (eliminate): Value-replace the call address in call statements.
22373 2009-04-04 Richard Guenther <rguenther@suse.de>
22375 PR tree-optimization/39636
22376 * tree-ssa-forwprop.c
22377 (forward_propagate_addr_into_variable_array_index): Check for
22378 GIMPLE_ASSIGN before accessing the rhs code.
22380 2009-04-03 Jason Merrill <jason@redhat.com>
22382 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
22384 2009-04-03 Steve Ellcey <sje@cup.hp.com>
22386 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
22387 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
22388 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
22389 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
22390 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
22391 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
22392 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
22393 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
22394 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
22395 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
22396 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
22397 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
22398 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
22399 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
22400 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
22401 Use fr_reg_or_fp01_operand instead of fr_register_operand
22403 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
22404 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
22405 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
22407 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
22409 PR rtl-optimization/39607
22410 PR rtl-optimization/39631
22414 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
22415 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
22416 instead of DF_LR_OUT.
22417 * ira-lives.c (process_bb_node_lives): Ditto.
22418 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
22419 instead of DF_LR_{OUT,IN}.
22420 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
22421 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
22423 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
22425 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
22426 (execute_lower_omp): Always run but take the short way out if -fopenmp
22428 (gate_lower_omp): Remove, forcing the pass manager to always run the
22429 pass and always set PROP_gimple_lomp.
22430 (pass_lower_omp): Remove gate function.
22431 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
22432 PROP_trees. Instead, require it.
22433 * ipa-cp.c (pass_ipa_cp): Likewise.
22434 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
22435 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
22436 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
22437 and PROP_gimple_leh.
22439 2009-04-03 Richard Guenther <rguenther@suse.de>
22441 PR middle-end/13146
22442 PR tree-optimization/23940
22443 PR tree-optimization/33237
22444 PR middle-end/33974
22445 PR middle-end/34093
22446 PR tree-optimization/36201
22447 PR tree-optimization/36230
22448 PR tree-optimization/38049
22449 PR tree-optimization/38207
22450 PR tree-optimization/38230
22451 PR tree-optimization/38301
22452 PR tree-optimization/38585
22453 PR middle-end/38895
22454 PR tree-optimization/38985
22455 PR tree-optimization/39299
22456 * tree-ssa-structalias.h: Remove.
22457 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
22458 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
22459 (struct vuse_element_d): Remove.
22460 (struct vuse_vec_d): Likewise.
22461 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
22462 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
22463 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
22464 VUSE_ELEMENT_VAR): Likewise.
22465 (struct voptype_d): Likewise.
22466 (NUM_VOP_FREE_BUCKETS): Likewise.
22467 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
22468 (struct stmt_operands_d): Remove.
22469 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
22470 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
22471 VDEF_NUM, VDEF_VECT): Likewise.
22472 (copy_virtual_operands): Remove.
22473 (operand_build_cmp): Likewise.
22474 (create_ssa_artificial_load_stmt): Likewise.
22475 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
22476 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
22477 vuse_index and mayuse_index members. Pack and move done and iter_type
22478 members to the front.
22479 (SSA_OP_VMAYUSE): Remove.
22480 (SSA_OP_VIRTUAL_USES): Adjust.
22481 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
22482 (unlink_stmt_vdef): Declare.
22483 (add_to_addressable_set): Remove.
22484 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
22485 (vrp_visit_stmt): Likewise.
22486 * doc/tree-ssa.texi (Alias analysis): Update.
22487 * doc/invoke.texi (max-aliased-vops): Remove docs.
22488 (avg-aliased-vops): Likewise.
22489 * tree-into-ssa.c (syms_to_rename): Remove.
22490 (need_to_update_vops_p): Likewise.
22491 (need_to_initialize_update_ssa_p): Rename to ...
22492 (update_ssa_initialized_fn): ... this. Track function we are
22494 (symbol_marked_for_renaming): Simplify.
22495 (add_new_name_mapping): Do not set need_to_update_vops_p.
22496 (dump_currdefs): Use SYMS_TO_RENAME.
22497 (rewrite_update_stmt): Always walk all uses/defs.
22498 (dump_update_ssa): Adjust.
22499 (init_update_ssa): Take function argument. Track what we are
22501 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
22502 (create_new_def_for): Initialize for cfun, assert we are initialized
22504 (mark_sym_for_renaming): Simplify.
22505 (mark_set_for_renaming): Do not initialize update-ssa.
22506 (need_ssa_update_p): Simplify. Take function argument.
22507 (name_mappings_registered_p): Assert we ask for the correct function.
22508 (name_registered_for_update_p): Likewise.
22509 (ssa_names_to_replace): Likewise.
22510 (release_ssa_name_after_update_ssa): Likewise.
22511 (update_ssa): Likewise. Use SYMS_TO_RENAME.
22512 (dump_decl_set): Do not print a newline.
22513 (debug_decl_set): Do it here.
22514 (dump_update_ssa): And here.
22515 * tree-ssa-loop-im.c (move_computations): Adjust.
22516 (movement_possibility): Likewise.
22517 (determine_max_movement): Likewise.
22518 (gather_mem_refs_stmt): Likewise.
22519 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
22520 or NAME_MEMORY_TAG.
22521 * tree-complex.c (update_all_vops): Remove.
22522 (expand_complex_move): Adjust.
22523 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
22524 Simplify test for memory referencing statement. Exclude
22525 non-invariant ADDR_EXPRs.
22526 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
22527 * tree-loop-distribution.c (generate_memset_zero): Adjust.
22528 (rdg_flag_uses): Likewise.
22529 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
22531 (tree_optimize_tail_calls_1): Also split the
22532 edge from the entry block if we have degenerate PHI nodes in
22533 the first basic block.
22534 * tree.c (init_ttree): Remove memory-tag related code.
22535 (tree_code_size): Likewise.
22536 (tree_node_structure): Likewise.
22537 (build7_stat): Re-write to be build6_stat.
22538 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
22539 (SSA_VAR_P): Adjust.
22540 (struct tree_memory_tag): Remove.
22541 (struct tree_memory_partition_tag): Likewise.
22542 (union tree_node): Adjust.
22543 (build7): Re-write to be build6.
22544 * tree-pass.h (pass_reset_cc_flags): Remove.
22545 (TODO_update_address_taken): New flag.
22546 (pass_simple_dse): Remove.
22547 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
22548 * params.h (MAX_ALIASED_VOPS): Remove.
22549 (AVG_ALIASED_VOPS): Likewise.
22550 * omp-low.c (expand_omp_taskreg): Update SSA form.
22551 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
22552 aliases the lhs in a copy stmt.
22553 * tree-ssa-dse.c (struct address_walk_data): Remove.
22554 (memory_ssa_name_same): Likewise.
22555 (memory_address_same): Likewise.
22556 (get_kill_of_stmt_lhs): Likewise.
22557 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
22558 unused stores. Look through PHI nodes into post-dominated regions.
22559 (dse_optimize_stmt): Simplify. Properly remove stores.
22560 (tree_ssa_dse): Compute dominators.
22561 (execute_simple_dse): Remove.
22562 (pass_simple_dse): Likewise.
22563 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
22564 gimple_loaded_syms and gimple_stored_syms computation.
22565 * toplev.c (dump_memory_report): Dump alias and pta stats.
22566 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
22567 (vn_reference_eq): Likewise.
22568 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
22569 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
22570 valueize_vuses): Remove.
22571 (get_def_ref_stmt_vuses): Simplify. Rename to ...
22572 (get_def_ref_stmt_vuse): ... this.
22573 (vn_reference_lookup_2): New function.
22574 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
22575 walking equivalent vuses. Simplify.
22576 (vn_reference_lookup): Likewise.
22577 (vn_reference_insert): Likewise.
22578 (vn_reference_insert_pieces): Likewise.
22579 (visit_reference_op_call): Simplify.
22580 (visit_reference_op_load): Likewise.
22581 (visit_reference_op_store): Likewise.
22582 (init_scc_vn): Remove shared_lookup_vuses initialization.
22583 (free_scc_vn): Remove shared_lookup_vuses freeing.
22584 (sort_vuses, sort_vuses_heap): Remove.
22585 (get_ref_from_reference_ops): Export.
22586 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
22587 vector with single vuse pointer.
22588 (vn_reference_lookup_pieces, vn_reference_lookup,
22589 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
22590 (shared_vuses_from_stmt): Remove.
22591 (get_ref_from_reference_ops): Declare.
22592 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
22593 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
22594 memory-tag related code.
22595 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
22596 (likely_value): Add comment, skip static-chain of call statements.
22597 (surely_varying_stmt_p): Adjust.
22598 (gimplify_and_update_call_from_tree): Likewise.
22599 (execute_fold_all_builtins): Do not rebuild alias info.
22600 (gimplify_and_update_call_from_tree): Properly update VOPs.
22601 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
22602 (copy_ref_info): Remove memory-tag related code.
22603 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
22604 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
22605 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
22607 * tree-ssa-dom.c (gimple_p): Remove typedef.
22608 (eliminate_redundant_computations): Adjust.
22609 (record_equivalences_from_stmt): Likewise.
22610 (avail_expr_hash): Likewise.
22611 (avail_expr_eq): Likewise.
22612 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
22613 (stmt_makes_single_load): Likewise.
22614 (stmt_makes_single_store): Likewise.
22615 * tree-ssa-alias.c: Rewrite completely.
22616 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
22617 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
22618 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
22619 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
22620 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
22621 Remove public functions.
22622 (pass_reset_cc_flags): Remove.
22623 (pass_build_alias): Move ...
22624 * tree-ssa-structalias.c (pass_build_alias): ... here.
22625 * tree-ssa-alias.c (may_be_aliased): Move ...
22626 * tree-flow-inline.h (may_be_aliased): ... here.
22627 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
22628 count_uses_and_derefs): Move ...
22629 * gimple.c: ... here.
22630 * gimple.h (count_uses_and_derefs): Declare.
22631 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
22632 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
22633 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
22634 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
22635 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
22636 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
22637 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
22639 * tree-dfa.c (refs_may_alias_p): Move ...
22640 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
22641 * tree-ssa-alias.h: New file.
22642 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
22643 (statement_sink_location): Likewise.
22644 * opts.c (decode_options): Do not adjust max-aliased-vops or
22645 avg-aliased-vops values.
22646 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
22647 (TV_CALL_CLOBBER): Likewise.
22648 (TV_FLOW_SENSITIVE): Likewise.
22649 (TV_FLOW_INSENSITIVE): Likewise.
22650 (TV_MEMORY_PARTITIONING): Likewise.
22651 (TV_ALIAS_STMT_WALK): New timevar.
22652 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
22653 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
22654 (get_address_description): Remove memory-tag related code.
22655 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
22656 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
22657 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
22658 and immediate uses in statements. Document.
22659 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
22660 (dump_symbols): Remove.
22661 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
22662 * alias.c (get_deref_alias_set): New function split out from ...
22663 (get_alias_set): ... here.
22664 * alias.h (get_deref_alias_set): Declare.
22665 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
22666 type parameter. Remove restrict pointer handling. Create a
22667 ref-all pointer in case type-based alias sets do not conflict.
22668 (vect_analyze_data_refs): Remove SMT related code.
22669 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
22670 (vectorizable_load): Likewise.
22671 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
22672 (DR_SYMBOL_TAG, DR_VOPS): Remove.
22673 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
22674 Ignore vops and SMTs.
22675 (dr_analyze_alias): Likewise..
22676 (free_data_ref): Likewise.
22677 (create_data_ref): Likewise.
22678 (analyze_all_data_dependences): Likewise.
22679 (get_references_in_stmt): Adjust.
22680 * tree-flow-inline.h (gimple_aliases_computed_p,
22681 gimple_addressable_vars, gimple_call_clobbered_vars,
22682 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
22683 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
22684 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
22685 gimple_mem_ref_stats): Remove.
22686 (gimple_vop): New function.
22687 (op_iter_next_use): Remove vuses and mayuses cases.
22688 (op_iter_next_def): Remove vdefs case.
22689 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
22690 (clear_and_done_ssa_iter): Do not set removed fields.
22691 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
22692 Assert we are not iterating over vuses or vdefs if not also
22693 iterating over uses or defs.
22694 (op_iter_init_use): Likewise.
22695 (op_iter_init_def): Likewise.
22696 (op_iter_next_vdef): Remove.
22697 (op_iter_next_mustdef): Likewise.
22698 (op_iter_init_vdef): Likewise.
22699 (compare_ssa_operands_equal): Likewise.
22700 (link_use_stmts_after): Handle vuse operand.
22701 (is_call_used): Use is_call_clobbered.
22702 (is_call_clobbered): Global variables are always call clobbered,
22703 query the call-clobbers bitmap.
22704 (mark_call_clobbered): Ignore global variables.
22705 (clear_call_clobbered): Likewise.
22706 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
22707 virtual operands sanity check.
22708 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
22710 (TARGET_MEM_REF): Remove TMR_TAG operand.
22711 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
22712 Remove call-clobber related code.
22713 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
22714 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
22715 partitions or escape reason.
22716 (get_single_def_stmt, get_single_def_stmt_from_phi,
22717 get_single_def_stmt_with_phi): Remove.
22718 (dump_referenced_vars): Tidy.
22719 (get_ref_base_and_extent): Allow bare decls.
22720 (collect_dfa_stats): Adjust.
22721 * graphite.c (rename_variables_in_stmt): Adjust.
22722 (graphite_copy_stmts_from_block): Likewise.
22723 (translate_clast): Likewise.
22724 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
22726 (translate_vuse_through_block): Use the oracle.
22727 (phi_translate_1): Adjust.
22728 (value_dies_in_block_x): Use the oracle. Cache the outcome
22730 (valid_in_sets): Check if the VUSE for
22731 a REFERENCE is available.
22732 (eliminate): Do not remove stmts during elimination,
22733 instead queue and remove them afterwards.
22734 (do_pre): Do not rebuild alias info.
22735 (pass_pre): Run TODO_rebuild_alias before PRE.
22736 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
22737 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
22738 (mark_all_v_defs_stmt): Remove.
22739 (mark_all_v_defs_seq): Adjust.
22740 (sra_replace): Likewise.
22741 (scalarize_use): Likewise.
22742 (scalarize_copy): Likewise.
22743 (scalarize_init): Likewise.
22744 (scalarize_ldst): Likewise.
22745 (todoflags): Remove.
22746 (tree_sra): Do not rebuild alias info.
22747 (tree_sra_early): Adjust.
22748 (pass_sra): Run TODO_update_address_taken before SRA.
22749 * tree-predcom.c (set_alias_info): Remove.
22750 (prepare_initializers_chain): Do not call it.
22751 (mark_virtual_ops_for_renaming): Adjust.
22752 (mark_virtual_ops_for_renaming_list): Remove.
22753 (initialize_root_vars): Adjust.
22754 (initialize_root_vars_lm): Likewise.
22755 (prepare_initializers_chain): Likewise.
22756 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
22757 (may_propagate_copy_into_stmt): Likewise.
22758 (merge_alias_info): Do nothing for now.
22759 (propagate_tree_value_into_stmt): Adjust.
22760 (stmt_may_generate_copy): Likewise.
22761 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
22762 not mark symbols for renaming.
22763 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
22764 with the same statement, make sure to update the new pointed-to one.
22765 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
22766 call statements, do not mark symbols for renaming.
22767 (mark_operand_necessary): Dump something.
22768 (ref_may_be_aliased): New function.
22769 (mark_aliased_reaching_defs_necessary_1): New helper function.
22770 (mark_aliased_reaching_defs_necessary): Likewise.
22771 (mark_all_reaching_defs_necessary_1): Likewise.
22772 (mark_all_reaching_defs_necessary): Likewise.
22773 (propagate_necessity): Do not process virtual PHIs. For
22774 non-aliased loads mark all reaching definitions as necessary.
22775 For aliased loads and stores mark the immediate dominating
22776 aliased clobbers as necessary.
22777 (visited): New global static.
22778 (perform_tree_ssa_dce): Free visited bitmap after propagating
22780 (remove_dead_phis): Perform simple dead virtual PHI removal.
22781 (remove_dead_stmt): Properly unlink virtual operands when
22783 (eliminate_unnecessary_stmts): Schedule PHI removal after
22785 * tree-ssa-ter.c (is_replaceable_p): Adjust.
22786 (process_replaceable): Likewise.
22787 (find_replaceable_in_bb): Likewise.
22788 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
22789 based on the single gimple vop.
22790 (verify_flow_insensitive_alias_info): Remove.
22791 (verify_flow_sensitive_alias_info): Likewise.
22792 (verify_call_clobbering): Likewise.
22793 (verify_memory_partitions): Likewise.
22794 (verify_alias_info): Likewise.
22795 (verify_ssa): Adjust..
22796 (execute_update_addresses_taken): Export. Update SSA
22797 manually. Optimize only when optimizing. Use a local bitmap.
22798 (pass_update_address_taken): Remove TODO_update_ssa, add
22800 (pass_update_address_taken): Just use TODO_update_address_taken.
22801 (init_tree_ssa): Do not initialize addressable_vars.
22802 (verify_ssa): Verify new VUSE / VDEF properties.
22803 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
22804 Do not call verify_alias_info.
22805 (delete_tree_ssa): Clear the VUSE, VDEF operands.
22806 Do not free the loaded and stored syms bitmaps. Reset the escaped
22807 and callused solutions. Do not free addressable_vars.
22808 Remove memory-tag related code.
22809 (warn_uninitialized_var): Aliases are always available.
22810 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
22811 * lambda-code.c (can_put_in_inner_loop): Adjust.
22812 (can_put_after_inner_loop): Likewise.
22813 (perfect_nestify): Likewise.
22814 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
22815 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
22816 (vectorizable_conversion): Do not mark symbols for renaming.
22817 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
22818 (expand_call_inline): Unlink the calls virtual operands before
22820 (tree_function_versioning): Do not call update_ssa if we are not
22821 updating clones. Simplify.
22822 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
22823 (propagate_with_phi): Likewise..
22824 * tree-outof-ssa.c (create_temp): Remove memory tag and call
22825 clobber code. Assert we are not aliased or global.
22826 * tree-flow.h: Include tree-ssa-alias.h
22827 (enum escape_type): Remove.
22828 (struct mem_sym_stats_d): Likewise.
22829 (struct mem_ref_stats_d): Likewise.
22830 (struct gimple_df): Add vop member. Remove global_var,
22831 call_clobbered_vars, call_used_vars, addressable_vars,
22832 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
22833 escaped and callused members.
22834 (struct ptr_info_def): Remove all members, add points-to solution
22836 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
22837 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
22838 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
22839 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
22840 (tree-ssa-alias.o): Likewise.
22841 (toplev.o): Add tree-ssa-alias.h
22842 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
22843 * gimple.c (gimple_set_bb): Fix off-by-one error.
22844 (is_gimple_reg): Do not handle memory tags.
22845 (gimple_copy): Also copy virtual operands.
22846 Delay updating the statement. Do not reset loaded and stored syms.
22847 (gimple_set_stored_syms): Remove.
22848 (gimple_set_loaded_syms): Likewise.
22849 (gimple_call_copy_skip_args): Copy the virtual operands
22850 and mark the new statement modified.
22851 * tree-ssa-structalias.c (may_alias_p): Remove.
22852 (set_uids_in_ptset): Take the alias set to prune with as
22853 parameter. Fold in the alias test of may_alias_p.
22854 (compute_points_to_sets): Compute whether a ptr is dereferenced
22855 in a local sbitmap.
22856 (process_constraint): Deal with &ANYTHING on the lhs, reject all
22857 other ADDRESSOF constraints on the lhs.
22858 (get_constraint_for_component_ref): Assert that we don't get
22859 ADDRESSOF constraints from the base of the reference.
22860 Properly generate UNKNOWN_OFFSET for DEREF if needed.
22861 (struct variable_info): Remove collapsed_to member.
22862 (get_varinfo_fc): Remove.
22863 (new_var_info): Do not set collapsed_to.
22864 (dump_constraint): Do not follow cycles.
22865 (dump_constraint_graph): Likewise.
22866 (build_pred_graph): Likewise.
22867 (build_succ_graph): Likewise.
22868 (rewrite_constraints): Likewise.
22869 (do_simple_structure_copy): Remove.
22870 (do_rhs_deref_structure_copy): Remove.
22871 (do_lhs_deref_structure_copy): Remove.
22872 (collapse_rest_of_var): Remove.
22873 (do_structure_copy): Re-implement.
22874 (pta_stats): New global variable.
22875 (dump_pta_stats): New function.
22876 (struct constraint_expr): Make offset signed.
22877 (UNKNOWN_OFFSET): Define special value.
22878 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
22879 (solution_set_expand): New helper function split out from ...
22880 (do_sd_constraint): ... here.
22881 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
22882 (do_ds_constraint): Likewise.
22883 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
22884 and CALLUSED = *CALLUSED.
22885 (set_union_with_increment): Make inc argument signed.
22886 (type_safe): Remove.
22887 (get_constraint_for_ptr_offset): Handle unknown and negative
22889 (first_vi_for_offset): Handle offsets before start. Bail
22890 out early for offsets beyond the variable extent.
22891 (first_or_preceding_vi_for_offset): New function.
22892 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
22893 Together with ESCAPED = *ESCAPED this properly computes reachability.
22894 (find_what_var_points_to): New function.
22895 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
22896 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
22897 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
22898 pt_solutions_intersect): New functions.
22899 (compute_call_used_vars): Remove.
22900 (compute_may_aliases): New main entry into PTA computation.
22901 * gimple.h (gimple_p): New typedef.
22902 (struct gimple_statement_base): Remove references_memory_p.
22903 (struct gimple_statement_with_memory_ops_base): Remove
22904 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
22906 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
22907 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
22908 gimple_set_references_memory): Remove.
22909 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
22910 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
22912 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
22913 (verify_expr): Allow RESULT_DECL.
22914 (gimple_duplicate_bb): Do not copy virtual operands.
22915 (gimple_duplicate_sese_region): Adjust.
22916 (gimple_duplicate_sese_tail): Likewise.
22917 (mark_virtual_ops_in_region): Remove.
22918 (move_sese_region_to_fn): Do not call it.
22919 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
22920 and pass_simple_dse.
22921 (execute_function_todo): Handle TODO_update_address_taken,
22922 call execute_update_addresses_taken for TODO_rebuild_alias.
22923 (execute_todo): Adjust.
22924 (execute_one_pass): Init dump files early.
22925 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
22927 (create_general_new_stmt): Clear vops.
22928 * tree-ssa-reassoc.c (get_rank): Adjust.
22929 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
22930 symbols for renaming.
22931 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
22932 (PARAM_AVG_ALIASED_VOPS): Likewise.
22933 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
22934 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
22935 * tree-ssa-operands.c: Simplify for new virtual operand representation.
22936 (operand_build_cmp, copy_virtual_operands,
22937 create_ssa_artificial_load_stmt, add_to_addressable_set,
22938 gimple_add_to_addresses_taken): Remove public functions.
22939 (unlink_stmt_vdef): New function.
22941 2009-04-03 Alan Modra <amodra@bigpond.net.au>
22943 * config.gcc (powerpc-*-linux*): Merge variants.
22945 2009-04-02 Chao-ying Fu <fu@mips.com>
22946 James Grosbach <james.grosbach@microchip.com>
22948 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
22949 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
22951 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
22952 keep_interrupts_masked_p, use_debug_exception_return_p.
22953 (mips_attribute_table): Add interrupt, use_shadow_register_set,
22954 keep_interrupts_masked, use_debug_exception_return.
22955 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
22956 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
22958 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
22959 (mips_print_operand): Process COP0 registers to print $0 .. $31
22960 correctly for GAS to process.
22961 (mips_interrupt_extra_call_saved_reg_p): New function.
22962 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
22964 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
22965 (mips_compute_frame_info): Add supports for interrupt context that
22966 includes doubleword accumulators and COP0 registers.
22967 (mips_for_each_saved_acc): New function.
22968 (mips_for_each_saved_gpr_and_fpr): Change the function name from
22969 mips_for_each_saved_reg.
22970 (mips_save_reg): Save accumulators.
22971 (mips_kernel_reg_p): A new for_each_rtx callback.
22972 (mips_expand_prologue): Support interrupt handlers.
22973 (mips_restore_reg): Restore accumulators.
22974 (mips_expand_epilogue): Support interrupt handlers.
22975 (mips_can_use_return_insn): Return false for interrupt handlers.
22976 (mips_epilogue_uses): New function.
22977 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
22978 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
22979 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
22980 cop0_move): New instructions.
22981 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
22982 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
22984 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
22986 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
22987 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
22988 interrupt handlers, we use K0 as the temporary register.
22989 (EPILOGUE_USES): Change to a function call.
22990 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
22991 handlers, we use K0 as the temporary register.
22993 * doc/extend.texi (Function Attributes): Document interrupt,
22994 use_shadow_register_set, keep_interrupts_masked,
22995 use_debug_exception_return for MIPS attributes.
22997 2009-04-03 Alan Modra <amodra@bigpond.net.au>
22999 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
23000 Remove a number of t-files from tmake_file.
23001 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
23002 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
23003 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
23004 target_prototype, not TARGET_PROTOTYPE.
23005 (LINK_OS_GNU_SPEC): Define.
23006 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
23007 and darwin-ldoubdle.c.
23009 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
23012 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
23013 (cpp_options): Ditto.
23014 (default_compilers): Ditto.
23015 (display_help): Ditto.
23016 (process_command): Ditto.
23017 (do_spec_1): Ditto.
23018 (set_input): Use lbasename instead of duplicate code.
23019 (save_temps_prefix): New static for -save-temps=obj.
23020 (save_temps_length): Ditto.
23022 * doc/invoke.texi (-save-temps=obj): Document new variant to
23023 -save-temps switch.
23025 2009-04-02 Jeff Law <law@redhat.com>
23027 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
23030 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
23032 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
23033 * configure: Regenerated.
23035 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23037 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
23038 share the argument list.
23040 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23044 2009-02-12 Diego Novillo <dnovillo@google.com>
23046 * varpool.c (debug_varpool): New.
23047 * cgraph.h (debug_varpool): Declare.
23049 2009-04-02 Jan Hubicka <jh@suse.cz>
23051 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
23054 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
23056 * config/i386/i386.c (ix86_abi): Move initialization to ...
23057 (override_options): Here.
23059 2009-04-02 Christian Bruel <christian.bruel@st.com>
23061 * config/sh/sh.c (sh_dwarf_register_span): New function.
23062 (TARGET_DWARF_REGISTER_SPAN): Define.
23063 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
23065 2009-04-02 Ira Rosen <irar@il.ibm.com>
23067 PR tree-optimization/39595
23068 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
23069 interleaved loads group is not greater than the SLP group size.
23071 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23073 * builtins.c (is_builtin_name): New.
23074 (called_as_built_in): Use is_builtin_name.
23075 * tree.h (is_builtin_name): New.
23076 * varasm.c (incorporeal_function_p): Use is_builtin_name
23078 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
23080 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
23082 2009-04-02 Dodji Seketeli <dodji@redhat.com>
23085 * c-decl.c (clone_underlying_type): Move this ...
23086 * c-common.c (set_underlying_type): ... here.
23087 Also, make sure the function properly sets TYPE_STUB_DECL() on
23088 the newly created typedef variant type.
23089 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
23090 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
23093 2009-04-02 Richard Guenther <rguenther@suse.de>
23095 PR tree-optimization/37221
23096 * tree-flow.h (degenerate_phi_result): Declare.
23097 * tree-ssa-dom.c (degenerate_phi_result): Export.
23098 * tree-scalar-evolution.c (analyze_initial_condition): If
23099 the initial condition is defined by a degenerate PHI node
23100 use the degenerate value.
23102 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
23104 PR rtl-optimization/39588
23105 * combine.c (merge_outer_ops): Do not set the constant when this
23107 (simplify_shift_const_1): Do not modify it either in this case.
23109 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
23111 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
23112 tuning is deprecated if -mtune value is set to an Itanium1 variant.
23114 2009-04-01 Janis Johnson <janis187@us.ibm.com>
23117 * c-lex.c (interpret_float): Default (no suffix) is double.
23119 2009-04-1 Xinliang David Li <davidxl@google.com>
23121 * config/i386/i386.c (legitimate_constant_p): Recognize
23122 all one vector constant.
23124 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23126 * config/vax/vax.c: Add #includes to silence warnings.
23127 Change #include order to silence two warnings.
23129 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23131 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
23132 (ASM_SPEC): Pass -k to the assembler for PIC code.
23134 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23136 * config.gcc: Add vax-*-linux* to the switch.
23137 * config/vax/linux.h: New file. (TARGET_VERSION,
23138 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
23140 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23142 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
23143 Use predicate macros instead of GET_CODE() == foo.
23144 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
23145 ashlsi3, rotrsi3, <unnamed>): Likewise.
23147 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23149 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
23150 jbbccihi, jbbccisi): Remova trailing whitespace.
23151 * config/vax/constraints.md: Likewise.
23152 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
23153 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
23154 * config/vax/predicates.md: Likewise.
23155 * config/vax/vax.c (print_operand_address, vax_output_int_move,
23156 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
23157 * config/vax/vax.h: Likewise.
23158 * config/vax/vax.md (nonlocal_goto): Likewise.
23160 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23162 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
23163 (indirectable_address_p, adjacent_operands_p): Add spaces around
23165 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
23167 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23169 * config/vax/vax.c (legitimate_constant_address_p,
23170 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
23171 index_term_p, reg_plus_index_p, legitimate_address_p,
23172 vax_mode_dependent_address_p): Update comments to match functions
23173 modified by the recent int->bool conversion.
23175 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23177 * config/vax/builtins.md: Update copyright message.
23178 * config/vax/constraints.md: Likewise.
23179 * config/vax/netbsd-elf.h: Likewise.
23180 * config/vax/predicates.md: Likewise.
23181 * config/vax/vax-protos.h: Likewise.
23182 * config/vax/vax.c: Likewise.
23183 * config/vax/vax.h: Likewise.
23184 * config/vax/vax.md: Likewise.
23185 * config/vax/vax.opt: Likewise.
23187 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23189 * config/vax/builtins.md (ffssi2, ffssi2_internal,
23190 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
23191 * config/vax/constraints.md (B, R): Likewise.
23192 * config/vax/predicates.md (external_memory_operand,
23193 nonimmediate_addsub_di_operand): Likewise.
23194 * config/vax/vax.c (vax_output_int_add): Likewise.
23195 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
23196 untyped_call): Likewise.
23198 2009-04-01 Matt Thomas <matt@3am-software.com>
23200 * config/vax/predicates.md: New file.
23201 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
23202 external_const_operand, nonsymbolic_operand, external_memory_operand,
23203 indirect_memory_operand, indexed_memory_operand,
23204 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
23205 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
23207 * config/vax/constraints.md: New file.
23208 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
23210 * config/vax/builtins.md: New file.
23211 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
23212 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
23214 * config/vax/vax.opt (mqmath): Add option.
23215 * config/vax/vax.md (isfx): Extend with DI.
23216 (VAXintQH, VAXintQHSD): Define.
23217 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
23218 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
23219 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
23220 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
23221 (movdi): Update constraints and use vax_output_int_move().
23222 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
23223 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
23224 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
23225 nonlocal_goto): New.
23226 (mov<mode>): Extend accepted operand types.
23227 (subdi3_old): Rename from subdi3, change update constraints and use
23228 a new implementation.
23229 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
23230 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
23231 MOVE_RATIO, CLEAR_RATIO): Define.
23232 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
23233 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
23234 (PRINT_OPERAND): Redefine using a function instead of inlined code.
23235 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
23236 (split_quadword_operands): Make static and really allow variable
23238 (print_operand_address): Update for PIC generation.
23239 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
23240 indexable_address_p, fixup_mathdi_operand,
23241 vax_expand_addsub_di_operands, adjacent_operands_p): New.
23242 (vax_float_literal, legitimate_constant_p,
23243 indirectable_constant_address_p, index_term_p,
23244 reg_plus_index_p): Return bool instead of int.
23245 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
23247 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
23249 (vax_output_conditional_branch): Indent.
23250 (legitimate_constant_address_p, indirectable_constant_address_p,
23251 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
23252 vax_mode_dependent_address_p): Return bool instead of int, update for
23254 * config/vax/vax-protos.h (legitimate_constant_address_p,
23255 legitimate_constant_p, legitimate_address_p,
23256 vax_mode_dependent_address_p): Change declaration to bool.
23257 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
23258 vax_expand_addsub_di_operands, vax_output_int_subtract,
23259 vax_output_movmemsi): Declare.
23260 (split_quadword_operands, vax_float_literal): Delete declaration.
23261 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
23262 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
23263 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
23264 ASM_OUTPUT_DWARF_PCREL): Define.
23265 (ASM_SPEC): Change definition to allow PIC generation.
23267 2009-04-01 Steve Ellcey <sje@cup.hp.com>
23269 * doc/sourcebuild.texi: Update front-end requirements.
23271 2009-04-01 Jakub Jelinek <jakub@redhat.com>
23274 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
23275 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
23276 (booldi3_internal3): Use boolean_or_operator instead of
23279 2009-04-01 Joseph Myers <joseph@codesourcery.com>
23282 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
23283 declarator whose size is not an integer constant expression but
23284 folds to an integer constant, then treat it as a constant
23287 2009-04-01 Richard Guenther <rguenther@suse.de>
23289 * fold-const.c (fold_plusminus_mult_expr): Do not fold
23290 i * 4 + 2 to (i * 2 + 1) * 2.
23292 2009-04-01 Jakub Jelinek <jakub@redhat.com>
23295 * c-parser.c (c_parser_asm_statement): Skip until close paren and
23296 return if c_parser_asm_string_literal returned NULL.
23298 2009-04-01 Nick Clifton <nickc@redhat.com>
23300 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
23302 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
23303 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
23304 other typedefs to avoid conflicts with libgcc2.c. Define labels
23305 to gain 16-bit bit-manipulation functions from libgcc2.c and then
23307 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
23308 to gain 16-bit trapping arithmetic functions from libgcc2.c and
23311 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
23313 * varasm.c (default_function_rodata_section): Declare DOT as
23316 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
23317 Andrey Galkin <agalkin@hypercom.com>
23320 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
23321 Make object_name unique for each process.
23323 2009-04-01 Jakub Jelinek <jakub@redhat.com>
23326 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
23327 addressable variables in the parallel that could go out of scope while
23328 running queued tasks.
23330 2009-04-01 Anatoly Sokolov <aesok@post.ru>
23332 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
23333 (CASE_VALUES_THRESHOLD): Redefine.
23334 * config/avr/avr.c (avr_override_options): Remove initialization of
23335 avr_case_values_threshold variable.
23336 (avr_case_values_threshold): Remove variable. Add new function.
23337 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
23338 * config/avr/avr.opt (mno-tablejump): Remove option.
23339 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
23341 2009-04-01 DJ Delorie <dj@redhat.com>
23343 * varasm.c (default_function_rodata_section): Don't assume
23344 anything about where the first '.' in the section name is.
23346 2009-04-01 Alan Modra <amodra@bigpond.net.au>
23348 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
23349 rs6000_emit_stack_tie.
23351 2009-03-31 Ian Lance Taylor <iant@google.com>
23353 * tree-eh.c (tree_remove_unreachable_handlers): Compare
23354 gimple_code with GIMPLE_RESX, not RESX.
23356 2009-03-31 Joseph Myers <joseph@codesourcery.com>
23358 * c-common.c (c_get_ident): New.
23359 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
23361 2009-04-01 Ben Elliston <bje@au.ibm.com>
23363 * config/rs6000/sysv4.opt (msdata): Improve option description.
23365 2009-03-31 Steve Ellcey <sje@cup.hp.com>
23367 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
23368 (divdf3_internal_lat): Remove.
23369 (divxf3_internal_lat): Remove.
23370 (divxf3_internal_thr): Remove.
23371 (divxf): Use divxf3_internal.
23372 * config/ia64/div.md (divsf3_internal_lat): New.
23373 (divdf3_internal_lat): New.
23374 (divxf3_internal): New.
23376 2009-03-31 Joseph Myers <joseph@codesourcery.com>
23379 * Makefile.in (USE_GCC_STDINT): Define.
23380 (stmp-int-hdrs): Install stdint.h if applicable.
23381 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
23383 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
23384 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
23385 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
23386 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
23387 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
23388 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
23389 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
23390 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
23391 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
23392 (c_common_nodes_and_builtins): Initialize
23393 underlying_wchar_type_node. Do not initialize
23394 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
23395 nodes for new types.
23396 (c_stddef_cpp_builtins): Define macros for new types.
23397 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
23399 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
23400 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
23401 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
23402 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
23403 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
23404 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
23405 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
23406 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
23407 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
23408 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
23409 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
23410 int16_type_node, int32_type_node, int64_type_node,
23411 uint8_type_node, uint16_type_node, c_uint32_type_node,
23412 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
23413 int_least32_type_node, int_least64_type_node,
23414 uint_least8_type_node, uint_least16_type_node,
23415 uint_least32_type_node, uint_least64_type_node,
23416 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
23417 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
23418 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
23419 uintptr_type_node): Define.
23420 * c-cppbuiltin.c (builtin_define_constants,
23421 builtin_define_type_minmax): New.
23422 (builtin_define_stdint_macros): Define more macros.
23423 (c_cpp_builtins): Define more limit macros.
23424 (type_suffix): New.
23425 (builtin_define_type_max): Define in terms of
23426 builtin_define_type_minmax. Remove is_long parameter. All
23428 * config.gcc (use_gcc_stdint): Define.
23429 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
23430 Add newlib-stdint.h for generic targets.
23431 * config/glibc-stdint.h, config/newlib-stdint.h,
23432 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
23433 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
23434 * config/score/score.h (UINTPTR_TYPE): Define.
23435 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
23436 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
23437 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
23438 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
23439 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
23440 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
23441 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
23442 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
23443 * config/spu/spu.h (STDINT_LONG32): Define.
23444 * configure.ac (use_gcc_stdint): Substitute.
23445 * configure: Regenerate.
23446 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
23447 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
23448 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
23449 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
23450 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
23451 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
23452 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
23453 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
23454 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
23455 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
23456 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
23457 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
23458 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
23459 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
23460 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
23461 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
23462 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
23463 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
23464 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
23465 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
23466 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
23467 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
23468 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
23469 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
23470 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
23471 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
23472 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
23473 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
23474 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
23476 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
23478 * loop-iv.c (suitable_set_for_replacement): Renamed from
23479 simplify_using_assignment; changed to return bool and to accept new
23480 args DEST and SRC. Return true iff we find a source/destination pair
23481 that can be used to make a replacement, and fill SRC and DEST if so.
23482 Remove arg ALTERED. Don't deal with altered regs here. All callers
23484 (simplify_using_initial_values): Deal with altered regs here and track
23485 more precisely the effect they have on the validity of our expression.
23487 * loop-iv.c (simplify_using_condition): A condition of the form
23488 (EQ REG CONST) can be used to simply make a substitution.
23489 (simplify_using_initial_values): Keep track of conditions we have seen
23490 and keep using them to simplify new expressions, while applying the
23491 same substitutions to them as to the expression.
23493 * simplify-rtx.c (simplify_relational_operation_1): Simplify
23494 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
23497 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
23498 changed. Use this when trying to improve the upper bound.
23499 Generate the comparison by using simplify_gen_relational.
23501 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
23503 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
23505 (simplify_using_assignment, simplify_using_initial_values): Call
23506 replace_in_expr to make replacements. Call replace_single_def_regs
23507 once on the initial version of the expression.
23509 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
23512 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
23514 2009-03-31 Richard Guenther <rguenther@suse.de>
23516 PR middle-end/31029
23517 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
23518 equality comparisons. Fold C - X CMP X if C % 2 == 1.
23520 2009-03-31 Richard Guenther <rguenther@suse.de>
23522 * tree.h (div_if_zero_remainder): Declare.
23523 * fold-const.c (div_if_zero_remainder): Export.
23524 * tree-ssa-forwprop.c
23525 (forward_propagate_addr_into_variable_array_index): Handle
23526 constant array index addition outside of the variable index.
23528 2009-03-31 Joseph Myers <joseph@codesourcery.com>
23531 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
23532 define_splits, floatunssi<mode>2): Require x87 conversions from
23533 DImode to be permitted.
23535 2009-03-31 Joseph Myers <joseph@codesourcery.com>
23537 PR preprocessor/15638
23538 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
23540 2009-03-31 Richard Guenther <rguenther@suse.de>
23542 PR middle-end/23401
23543 PR middle-end/27810
23544 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
23545 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
23546 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
23547 a separate statement.
23548 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
23549 (lookup_tmp_var): Likewise.
23550 (is_gimple_formal_tmp_or_call_rhs): Remove.
23551 (is_gimple_reg_or_call_rhs): Rename to ...
23552 (is_gimple_reg_rhs_or_call): ... this.
23553 (is_gimple_mem_or_call_rhs): Rename to ...
23554 (is_gimple_mem_rhs_or_call): ... this.
23555 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
23556 DECL_GIMPLE_REG_P only if is_formal is true.
23557 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
23558 for non-proper post-modify expression gimplification.
23559 (gimplify_self_mod_expr): For post-modify expressions gimplify
23560 the lvalue to a minimal lvalue.
23561 (rhs_predicate_for): Remove formal temp case.
23562 (gimplify_modify_expr_rhs): Likewise.
23563 (gimplify_addr_expr): Use is_gimple_reg.
23564 (gimplify_expr): Remove formal temp cases.
23565 (gimple_regimplify_operands): Likewise.
23566 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
23567 and FILTER_EXPR like constants.
23568 * gimple.c (walk_gimple_op): Fix val_only initialization, use
23570 (is_gimple_formal_tmp_rhs): Remove.
23571 (is_gimple_reg_rhs): Remove special casing.
23572 (is_gimple_mem_rhs): Fix.
23573 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
23574 (is_gimple_formal_tmp_var): Remove.
23575 (is_gimple_formal_tmp_reg): Likewise.
23576 (is_gimple_min_lval): Allow invariant component ref parts.
23577 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
23578 is_gimple_formal_tmp_reg): Remove declarations.
23579 * tree-cfg.c (verify_expr): Verify that variables with address
23580 taken do not have DECL_GIMPLE_REG_P set.
23581 * tree-mudflap.c (mf_build_check_statement_for): Use
23582 force_gimple_operand instead of gimplify_expr.
23584 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
23586 * modulo-sched.c (sms_schedule_by_order): Pass the actual
23587 schedulable rows to compute_split_row.
23589 2009-03-31 Ben Elliston <bje@au.ibm.com>
23592 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
23595 2009-03-31 Alan Modra <amodra@bigpond.net.au>
23597 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
23598 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
23599 * configure: Regenerate.
23600 * config.in: Regenerate.
23601 * config/rs6000/rs6000.opt (mtls-markers): Add.
23602 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
23603 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
23604 (tls_ld_aix, tls_ld_sysv): Likewise.
23605 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
23606 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
23608 2009-03-31 Alan Modra <amodra@bigpond.net.au>
23610 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
23612 2009-03-30 Jan Hubicka <jh@suse.cz>
23614 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
23616 (tree_remove_unreachable_handlers): Cleanup EH predecestor
23617 detection and label handling.
23619 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
23621 * ira-int.h (ira_allocno): Rename left_conflicts_num to
23622 left_conflicts_size.
23623 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
23624 ALLOCNO_LEFT_CONFLICTS_SIZE.
23626 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
23627 remove_allocno_from_bucket_and_push,
23628 allocno_spill_priority_compare, push_allocnos_to_stack,
23629 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
23630 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
23631 (setup_allocno_left_conflicts_num): Ditto. Rename to
23632 setup_allocno_left_conflicts_size.
23633 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
23634 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
23635 setup_allocno_left_conflicts_size instead of
23636 setup_allocno_left_conflicts_num.
23638 * ira-build.c (ira_create_allocno): Use
23639 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
23640 ALLOCNO_LEFT_CONFLICTS_NUM.
23642 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
23644 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
23645 instead of DF_LR_OUT.
23647 * ira-lives.c (process_bb_node_lives): Ditto.
23649 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
23650 instead of DF_LR_{OUT,IN}.
23652 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
23654 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
23656 2009-03-30 Jan Hubicka <jh@suse.cz>
23658 * except.c (label_to_region_map): Fix thinko.
23660 2009-03-30 Steve Ellcey <sje@cup.hp.com>
23662 PR middle-end/38237
23663 * tree.h (tree_find_value): New declaration.
23664 * tree.c (tree_find_value): New function.
23665 * varasm.c (assemble_external): Avoid duplicate entries on lists.
23667 2009-03-30 Jakub Jelinek <jakub@redhat.com>
23670 * c-decl.c (struct c_binding): Add locus field.
23671 (bind): Add locus argument, set locus field from it.
23672 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
23673 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
23674 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
23675 implicitly_declare, undeclared_variable, lookup_label,
23676 declare_label, c_make_fname_decl, c_builtin_function,
23677 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
23680 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
23683 * config/i386/i386.c (classify_argument): Check total size of
23686 2009-03-30 Martin Jambor <mjambor@suse.cz>
23688 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
23689 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
23690 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
23693 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
23694 seen_variable_array_ref while also traversing a union.
23696 * tree-inline.c (optimize_inline_calls): Do not call
23697 cgraph_node_remove_callees.
23698 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
23699 (pass_remove_cgraph_callee_edges): New variable.
23700 * passes.c (init_optimization_passes): Add
23701 pass_remove_cgraph_callee_edges after early inlining and before all
23702 late intraprocedural passes.
23704 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
23706 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
23708 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
23709 Fix typos in names.
23711 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
23713 * combine.c (simplify_comparison): Use have_insn_for.
23714 * dojump.c (do_jump): Likewise.
23716 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
23718 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
23719 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
23720 sparc_compare_op0 like sparc_compare_emitted used to be handled.
23721 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
23722 instead of sparc_compare_emitted.
23723 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
23724 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
23725 instead of sparc_compare_emitted.
23727 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
23729 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
23730 enter/exit cfglayout mode.
23731 (pass_partition_block): Require it.
23732 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
23733 (combine_instructions): Track basic blocks instead of labels.
23734 (update_cfg_for_uncondjump): New.
23735 (try_combine): Use it. Update jumps after rescanning.
23736 (pass_combine): Require PROP_cfglayout.
23737 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
23739 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
23741 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
23742 Provide/destroy PROP_cfglayout respectively.
23743 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
23744 * tree-pass.h (PROP_cfglayout): New.
23746 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
23748 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
23749 fold_convert_const_fixed_from_fixed,
23750 fold_convert_const_fixed_from_int,
23751 fold_convert_const_fixed_from_real, fold_negate_const): Do not
23752 set TREE_CONSTANT_OVERFLOW.
23753 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
23754 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
23756 2009-03-30 Ira Rosen <irar@il.ibm.com>
23758 * tree-vect-loop-manip.c: New file.
23759 * tree-vectorizer.c: Update documentation and included files.
23760 (vect_loop_location): Make extern.
23761 (rename_use_op): Move to tree-vect-loop-manip.c
23762 (rename_variables_in_bb, rename_variables_in_loop,
23763 slpeel_update_phis_for_duplicate_loop,
23764 slpeel_update_phi_nodes_for_guard1,
23765 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
23766 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
23767 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
23768 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
23769 find_loop_location): Likewise.
23770 (new_stmt_vec_info): Move to tree-vect-stmts.c.
23771 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
23772 get_vectype_for_scalar_type, vect_is_simple_use,
23773 supportable_widening_operation, supportable_narrowing_operation):
23775 (bb_in_loop_p): Move to tree-vect-loop.c.
23776 (new_loop_vec_info, destroy_loop_vec_info,
23777 reduction_code_for_scalar_code, report_vect_op,
23778 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
23779 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
23780 (vect_supportable_dr_alignment): Likewise.
23781 * tree-vectorizer.h (tree-data-ref.h): Include.
23782 (vect_loop_location): Declare.
23783 Reorganize function declarations according to the new file structure.
23784 * tree-vect-loop.c: New file.
23785 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
23786 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
23787 * tree-vect-data-refs.c: New file.
23788 * tree-vect-patterns.c (timevar.h): Don't include.
23789 * tree-vect-stmts.c: New file.
23790 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
23791 tree-vect-slp.c, tree-vect-loop.c.
23792 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
23793 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
23794 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
23795 (tree-vect-analyze.o): Remove.
23796 (tree-vect-transform.o): Likewise.
23797 (tree-vect-data-refs.o): Add rule.
23798 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
23799 tree-vect-slp.o): Likewise.
23800 (tree-vect-patterns.o): Remove redundant dependencies.
23801 (tree-vectorizer.o): Likewise.
23802 * tree-vect-slp.c: New file.
23804 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23806 * optc-gen.awk: Warn if an option flag has multiple different
23809 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
23811 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
23812 -floop-block): Document dependences on PPL, CLooG and Graphite.
23814 2009-03-30 Joseph Myers <joseph@codesourcery.com>
23816 PR rtl-optimization/323
23817 * c-common.c (c_fully_fold, convert_and_check,
23818 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
23819 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
23820 * c-common.def (EXCESS_PRECISION_EXPR): New.
23821 * c-cppbuiltin.c (builtin_define_float_constants): Define
23822 constants with enough digits for long double.
23823 * c-lex.c (interpret_float): Interpret constant with excess
23824 precision where appropriate.
23825 * c-opts.c (c_common_post_options): Set
23826 flag_excess_precision_cmdline. Give an error for
23827 -fexcess-precision=standard for C++ for processors where the
23828 option is significant.
23829 * c-parser.c (c_parser_conditional_expression): Handle excess
23830 precision in condition.
23831 * c-typeck.c (convert_arguments): Handle arguments with excess
23833 (build_unary_op): Move excess precision outside operation.
23834 (build_conditional_expr): Likewise.
23835 (build_compound_expr): Likewise.
23836 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
23837 (build_modify_expr): Handle excess precision in RHS.
23838 (convert_for_assignment): Handle excess precision in converted
23840 (digest_init, output_init_element, process_init_element): Handle
23841 excess precision in initializer.
23842 (c_finish_return): Handle excess precision in return value.
23843 (build_binary_op): Handle excess precision in operands and add
23844 excess precision as needed for operation.
23845 * common.opt (-fexcess-precision=): New option.
23846 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
23847 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
23848 For standard excess precision, output explicit conversion to and
23849 truncation from XFmode.
23850 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
23851 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
23852 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
23853 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
23854 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
23855 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
23856 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
23857 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
23858 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
23859 define_splits, sqrt<mode>2): Disable where appropriate for
23860 standard excess precision.
23861 * convert.c (convert_to_real): Do not shorten arithmetic to type
23862 for which excess precision would be used.
23863 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
23864 * doc/invoke.texi (-fexcess-precision=): Document option.
23865 (-mfpmath=): Correct index entry.
23866 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
23867 flag_excess_precision): New.
23868 * langhooks.c (lhd_post_options): Set
23869 flag_excess_precision_cmdline.
23870 * opts.c (common_handle_option): Handle -fexcess-precision=.
23871 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
23872 init_excess_precision): New.
23873 (lang_dependent_init_target): Call init_excess_precision.
23874 * tree.c (excess_precision_type): New.
23875 * tree.h (excess_precision_type): Declare.
23877 2009-03-30 Joseph Myers <joseph@codesourcery.com>
23880 * c-typeck.c (build_component_ref): Do not copy qualifiers from
23881 non-lvalue to component.
23883 2009-03-29 Joseph Myers <joseph@codesourcery.com>
23885 PR preprocessor/34695
23886 * Makefile.in (c-opts.o): Depend on c-tree.h.
23887 * c-common.c: Move down include of diagnostic.h.
23888 (done_lexing, c_cpp_error): New.
23889 * c-common.h (done_lexing): Declare.
23890 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
23892 * c-opts.c: Include c-tree.h.
23893 (c_common_init_options): Set preprocessor error callback.
23894 (c_common_handle_option): Do not set preprocessor
23895 inhibit_warnings, warnings_are_errors, warn_system_headers,
23896 pedantic_errors or inhibit_warnings flags.
23897 (c_common_post_options): Do not check cpp_errors (parse_in).
23898 (c_common_finish): Do not output dependencies if there were
23899 errors. Do not check return value of cpp_finish.
23900 * c-ppoutput.c (pp_file_change): Set input_location.
23901 * c-tree.h (c_cpp_error): Declare.
23902 * diagnostic.c (diagnostic_set_info_translated): Also initialize
23904 (diagnostic_build_prefix): Check override_column.
23905 * diagnostic.h (diagnostic_info): Add override_column field.
23906 (diagnostic_override_column): Define.
23908 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
23910 * c-common.c (c_expand_expr, c_staticp): Remove.
23911 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
23912 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
23913 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
23914 * c-gimplify.c (gimplify_compound_literal_expr,
23915 optimize_compound_literals_in_ctor): Remove.
23916 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
23917 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
23918 * c-semantics.c (emit_local_var): Remove.
23920 * langhooks-def.h (lhd_expand_expr): Remove.
23921 * langhooks.c (lhd_expand_expr): Remove.
23922 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
23924 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
23925 handling from c-semantics.c; don't call into langhook.
23926 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
23927 * gimplify.c (gimplify_compound_literal_expr,
23928 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
23929 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
23930 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
23931 as was done in c-gimplify.c.
23932 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
23933 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
23934 Move from c-common.h.
23935 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
23937 * tree.c (staticp): Do not call langhook.
23938 * langhooks.c (lhd_staticp): Delete.
23939 * langhooks-def.h (lhd_staticp): Delete prototype.
23940 (LANG_HOOKS_STATICP): Delete.
23941 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
23943 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
23944 instead of DECL_STMTs.
23946 2009-03-29 Joseph Myers <joseph@codesourcery.com>
23954 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
23956 (fold_call_expr): Return a NOP_EXPR from folding rather than the
23957 contained expression.
23958 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
23959 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
23960 conditional expressions for C.
23961 (decl_constant_value_for_optimization): Move from
23962 decl_constant_value_for_broken_optimization in c-typeck.c. Check
23963 whether optimizing and that the expression is a VAR_DECL not of
23964 array type instead of doing such checks in the caller. Do not
23965 check pedantic. Call gcc_unreachable for C++.
23966 * c-common.def (C_MAYBE_CONST_EXPR): New.
23967 * c-common.h (c_fully_fold, c_save_expr,
23968 decl_constant_value_for_optimization): New prototypes.
23969 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
23970 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
23971 EXPR_INT_CONST_OPERANDS): Define.
23972 * c-convert.c (convert): Strip nops from expression.
23973 * c-decl.c (groktypename): Take extra parameters expr and
23974 expr_const_operands. Update call to grokdeclarator.
23975 (start_decl): Update call to grokdeclarator. Add statement for
23976 expressions used in type of decl.
23977 (grokparm): Update call to grokdeclarator.
23978 (push_parm_decl): Update call to grokdeclarator.
23979 (build_compound_literal): Add parameter non_const and build a
23980 C_MAYBE_COSNT_EXPR if applicable.
23981 (grokdeclarator): Take extra parameters expr and
23982 expr_const_operands. Track expressions used in declaration
23983 specifiers and declarators. Fold array sizes and track whether
23984 they are constant expressions and whether they are integer
23985 constant expressions.
23986 (parser_xref_tag): Set expr and expr_const_operands fields in
23988 (grokfield): Update call to grokdeclarator.
23989 (start_function): Update call to grokdeclarator.
23990 (build_null_declspecs): Set expr and expr_const_operands fields in
23992 (declspecs_add_type): Handle expressions in typeof specifiers.
23993 * c-parser.c (c_parser_declspecs): Set expr and
23994 expr_const_operands fields for declaration specifiers.
23995 (c_parser_enum_specifier): Likewise.
23996 (c_parser_struct_or_union_specifier): Likewise.
23997 (c_parser_typeof_specifier): Likewise. Update call to
23998 groktypename. Fold expression as needed. Return expressions with
23999 type instead of adding statements.
24000 (c_parser_attributes): Update calls to c_parser_expr_list.
24001 (c_parser_statement_after_labels): Fold expression before passing
24002 to objc_build_throw_stmt.
24003 (c_parser_condition): Fold expression.
24004 (c_parser_asm_operands): Fold expression.
24005 (c_parser_conditional_expression): Use c_save_expr. Update call
24006 to build_conditional_expr.
24007 (c_parser_alignof_expression): Update call to groktypename.
24008 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
24009 original_code. Fold expression argument of va_arg. Create
24010 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
24011 argument to va_arg. Update calls to groktypename. Fold array
24012 index for offsetof. Verify that first argument to
24013 __builtin_choose_expr has integer type.
24014 (c_parser_postfix_expression_after_paren_type): Update calls to
24015 groktypename and build_compound_literal. Handle expressions with
24016 side effects in type name.
24017 (c_parser_postfix_expression_after_primary): Update call to
24018 c_parser_expr_list. Set original_code for calls to
24019 __builtin_constant_p.
24020 (c_parser_expr_list): Take extra parameter fold_p. Fold
24021 expressions if requested.
24022 (c_parser_objc_type_name): Update call to groktypename.
24023 (c_parser_objc_synchronized_statement): Fold expression.
24024 (c_parser_objc_receiver): Fold expression.
24025 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
24026 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
24027 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
24028 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
24029 (struct c_typespec): Add elements expr and expr_const_operands.
24030 (struct c_declspecs): Add elements expr and expr_const_operands.
24031 (groktypename, build_conditional_expr, build_compound_literal):
24033 (in_late_binary_op): Declare.
24034 * c-typeck.c (note_integer_operands): New function.
24035 (in_late_binary_op): New variable.
24036 (decl_constant_value_for_broken_optimization): Move to c-common.c
24037 and rename to decl_constant_value_for_optimization.
24038 (default_function_array_conversion): Do not strip nops.
24039 (default_conversion): Do not call
24040 decl_constant_value_for_broken_optimization.
24041 (build_array_ref): Do not fold result.
24042 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
24043 result when operand is a VLA.
24044 (c_expr_sizeof_type): Update call to groktypename. Handle
24045 expressions included in type name. Use C_MAYBE_CONST_EXPR for
24046 result when operand names a VLA type.
24047 (build_function_call): Update call to build_compound_literal.
24048 Only fold result for calls to __builtin_* functions. Strip
24049 NOP_EXPR from INTEGER_CST returned from such functions. Fold
24050 the function designator.
24051 (convert_arguments): Fold arguments. Update call to
24052 convert_for_assignment.
24053 (build_unary_op): Handle increment and decrement of
24054 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
24055 decrement earlier. Fold operand of increment and decrement.
24056 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
24057 built for integer operand. Wrap returns that are INTEGER_CSTs
24058 without being integer constant expressions or that have integer
24059 constant operands without being INTEGER_CSTs.
24060 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
24061 (build_conditional_expr): Add operand ifexp_bcp. Track whether
24062 result is an integer constant expression or can be used in
24063 unevaluated parts of one and avoid folding and wrap as
24064 appropriate. Fold operands before possibly doing -Wsign-compare
24066 (build_compound_expr): Wrap result for C99 if operands can be used
24067 in integer constant expressions.
24068 (build_c_cast): Update call to digest_init. Do not ignore
24069 overflow from casting floating-point constants to integers. Wrap
24070 results that could be confused with integer constant expressions,
24071 null pointer constants or floating-point constants.
24072 (c_cast_expr): Update call to groktypename. Handle expressions
24073 included in type name.
24074 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
24075 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
24076 Update calls to convert_for_assignment.
24077 (convert_for_assignment): Take new parameter
24078 null_pointer_constant. Do not strip nops or call
24079 decl_constant_value_for_broken_optimization. Set
24080 in_late_binary_op for conversions to boolean.
24081 (store_init_value): Update call to digest_init.
24082 (digest_init): Take new parameter null_pointer_constant. Do not
24083 call decl_constant_value_for_broken_optimization. pedwarn for
24084 initializers not constant expressions. Update calls to
24085 convert_for_assignment.
24086 (constructor_nonconst): New.
24087 (struct constructor_stack): Add nonconst element.
24088 (really_start_incremental_init, push_init_level, pop_init_level):
24089 Handle constructor_nonconst and nonconst element.
24090 (set_init_index): Call constant_expression_warning for array
24092 (output_init_element): Fold value. Set constructor_nonconst as
24093 applicable. pedwarn for initializers not constant expressions.
24094 Update call to digest_init. Call constant_expression_warning
24095 where constant initializers are required.
24096 (process_init_element): Use c_save_expr.
24097 (c_finish_goto_ptr): Fold expression.
24098 (c_finish_return): Fold return value. Update call to
24099 convert_for_assignment.
24100 (c_start_case): Fold switch expression.
24101 (c_process_expr_stmt): Fold expression.
24102 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
24103 ensure statement expression is not evaluated in constant expression.
24104 (build_binary_op): Track whether results are integer constant
24105 expressions or may occur in such, disable folding and wrap results
24106 as applicable. Fold operands for -Wsign-compare warnings unless
24108 (c_objc_common_truthvalue_conversion): Handle results folded to
24109 integer constants that are not integer constant expressions.
24110 * doc/extend.texi: Document when typeof operands are evaluated,
24111 that condition of __builtin_choose_expr is an integer constant
24112 expression, and more about use of __builtin_constant_p in
24115 2009-03-29 Richard Guenther <rguenther@suse.de>
24117 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
24118 propagate addresses of array references.
24120 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
24122 * regmove.c (perhaps_ends_bb_p): Remove.
24123 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
24124 from INSN and check that the main loop stays within that basic block.
24125 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
24126 (regmove_forward_pass): Split out from regmove_optimize. Use
24127 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
24128 (regmove_backward_pass): Split out from regmove_optimize. Use
24129 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
24130 (regmove_optimize): Simplify.
24132 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
24135 * config/i386/i386.c (classify_argument): Ignore flexible array
24136 member in struct and warn ABI change.
24138 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
24140 * config/i386/i386-protos.h (ix86_agi_dependent): New.
24142 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
24143 (ix86_adjust_cost): Updated.
24145 2009-03-29 Jan Hubicka <jh@suse.cz>
24147 PR middle-end/28850
24148 * tree-pass.h (pass_cleanup_eh): New function.
24149 (remove_unreachable_regions): Break code handling RTL
24150 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
24151 that can not be reached by runtime.
24152 (can_be_reached_by_runtime): New function.
24153 (label_to_region_map): New function.
24154 (num_eh_regions): New function.
24155 (rtl_remove_unreachable_regions): New function.
24156 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
24157 (remove_eh_region): New function.
24158 * except.h: Include sbitmap and vecprim.
24159 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
24160 num_eh_regions): Declare.
24161 * passes.c (init_optimization_passes): Schedule cleanup_eh.
24162 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
24163 * tree-eh.c (tree_remove_unreachable_handlers): New function.
24164 (tree_empty_eh_handler_p): New function.
24165 (cleanup_empty_eh): New function.
24166 (cleanup_eh): New function.
24167 (pass_cleanup_eh): New function.
24169 2009-03-29 Jan Hubicka <jh@suse.cz>
24171 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
24172 for removed regions.
24174 2009-03-29 Jan Hubicka <jh@suse.cz>
24176 * except.c (dump_eh_tree): Dump all datastructures.
24178 2009-03-29 Jan Hubicka <jh@suse.cz>
24180 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
24181 (duplicate_eh_regions_1): Likewise.
24182 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
24183 vector; call EH verification.
24184 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
24185 Be ready for region being removed.
24187 2009-03-29 Jan Hubicka <jh@suse.cz>
24189 * bitmap.c (bitmap_last_set_bit): New function.
24190 * bitmap.h (bitmap_last_set_bit): Declare.
24192 2009-03-29 David Ayers <ayers@fsfe.org>
24195 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
24196 by calling objc_compare_types and surpress warnings about
24197 incompatible C pointers that are compatible ObjC pointers.
24199 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
24201 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
24202 call initialize_inline_failed.
24203 (initialize_inline_failed): Move it from here ...
24204 * cgraph.c (initialize_inline_failed): ... to here.
24205 (cgraph_create_edge): Call initialize_inline_failed rather than
24206 setting inline_failed directly.
24208 2009-03-29 Ben Elliston <bje@au.ibm.com>
24211 * sysv4.opt (msdata): Improve comment.
24212 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
24213 * sysv4.h (SVR4_ASM_SPEC): Likewise.
24215 2009-03-29 Ben Elliston <bje@au.ibm.com>
24218 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
24219 load and store attributes.
24221 2009-03-29 Ben Elliston <bje@au.ibm.com>
24223 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
24224 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
24225 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
24226 * doc/extend.texi (X86 Built-in Functions): Add index entries for
24227 __builtin_infq and __builtin_huge_valq.
24229 2009-03-28 Anatoly Sokolov <aesok@post.ru>
24231 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
24233 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
24234 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
24236 2009-03-28 Xinliang David Li <davidxl@google.com>
24238 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
24239 (do_dbg_cnt): New function.
24241 2009-03-28 Jan Hubicka <jh@suse.cz>
24243 Merge from pretty-ipa:
24245 2009-03-27 Jan Hubicka <jh@suse.cz>
24247 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
24248 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
24249 * passes.c (function_called_by_processed_nodes_p): New.
24250 * ipa-pure-const.c (check_call): Fix handling of operands.
24251 (analyze_function): Dump debug output for skipped bodies.
24252 (local_pure_const): Use function_called_by_processed_nodes_p.
24253 * dwarf2out.c (reference_to_unused): Use output.
24254 * passes.c (do_per_function_toporder): Likewise.
24256 2008-11-12 Jan Hubicka <jh@suse.cz>
24258 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
24259 * ipa-pure-const.c (funct_state_d): Add can throw field; make
24260 state_set_in_source enum
24261 (check_decl): Ignore memory tags; do not set fake looping flags;
24263 (check_operand, check_tree, check_rhs_var, check_lhs_var,
24264 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
24265 (check_call, analyze_function): Rewrite.
24267 (add_new_function): Update call of analyze_function.
24268 (generate_summary): Add call of analyze_function.
24269 (propagate): Propagate can_throw; handle state_set_in_source correctly.
24270 (local_pure_const): New function.
24271 (pass_local_pure_const): New pass.
24272 * ipa-inline.c (inline_transform): Set after_inlining.
24273 * tree-eh.c (stmt_can_throw_external): New.
24274 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
24275 work with aliasing built.
24276 * tree-flow.h (stmt_can_throw_external): New.
24277 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
24278 and local pure/const pass in early and late optimization queue.
24280 2009-03-28 Martin Jambor <mjambor@suse.cz>
24282 * fold-const.c (get_pointer_modulus_and_residue): New parameter
24284 (fold_binary): Allow function decl aligment consideration is the
24285 second argument is integer constant one.
24286 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
24287 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
24288 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
24290 2009-03-28 Jan Hubicka <jh@suse.cz>
24292 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
24293 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
24294 * function.h (rtl_data): Add nothrow flag.
24295 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
24296 set DECL_NOTHROW for AVAILABLE functions.
24298 2009-03-28 Jakub Jelinek <jakub@redhat.com>
24300 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
24301 following vector keyword has expansion starting with pixel or bool
24302 keyword, expand vector to __vector and pixel or bool to __pixel or
24306 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
24307 warn_if_disallowed_function_p): Removed.
24308 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
24309 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
24310 warning_if_disallowed_function_p.
24311 * flags.h (warn_if_disallowed_function_p,
24312 warn_disallowed_functions): Removed.
24313 * common.opt (Wdisallowed-function-list=): Removed.
24314 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
24316 2009-03-28 Richard Guenther <rguenther@suse.de>
24318 PR tree-optimization/38723
24319 * tree-ssa-pre.c (compute_avail): Add all default definitions to
24322 2009-03-28 Jan Hubicka <jh@suse.cz>
24324 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
24325 test introduced by my previous patch.
24327 2009-03-28 Richard Guenther <rguenther@suse.de>
24329 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
24330 the PHIs value undefined.
24332 2009-03-28 Jan Hubicka <jh@suse.cz>
24334 * tree-pass.h (pass_fixup_cfg): New pass.
24335 * ipa-inline.c (inline_transform): Set
24336 always_inline_functions_inlined/after_inlining.
24337 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
24338 (pass_fixup_cfg): New pass.
24339 * passes.c (init_optimization_passes): Add fixup_cfg.
24341 2009-03-28 Richard Guenther <rguenther@suse.de>
24343 PR tree-optimization/38458
24344 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
24345 argument use the arguments copy-of value.
24347 2009-03-28 Richard Guenther <rguenther@suse.de>
24349 PR tree-optimization/38180
24350 * tree-ssa-ccp.c (get_default_value): Simplify.
24351 (likely_value): Likewise.
24352 (surely_varying_stmt_p): Properly handle VOP case.
24353 (ccp_initialize): Likewise.
24354 (ccp_fold): Handle propagating through *&.
24355 (fold_const_aggregate_ref): Also handle decls.
24357 2009-03-28 Jan Hubicka <jh@suse.cz>
24359 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
24360 * cgraph.h (cgraph_node): Likewise.
24361 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
24362 (cgraph_reset_node): Use process flag.
24363 (cgraph_mark_functions_to_output): Likewise.
24364 (cgraph_expand_function): Likewise.
24365 (cgraph_expand_all_functions): Likewise.
24366 (cgraph_output_in_order): Likewise.
24367 * dwarf2out.c (reference_to_unused): Likewise.
24368 * passes.c do_per_function_toporder): Likewise.
24370 2009-03-28 Jan Hubicka <jh@suse.cz>
24372 Bring from lto-branch:
24374 2008-09-03 Doug Kwan <dougkwan@google.com>
24376 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
24377 enums instead of reason strings.
24378 * cgraph.c (cgraph_create_edge): Same.
24379 (cgraph_inline_failed_string): New function.
24380 * cgraph.h (cgraph_inline_failed_t): New enum type.
24381 (cgraph_inline_failed_string): New prototype.
24382 (struct cgraph_edge): Change type of INLINED_FAILED from constant
24383 char pointer to cgraph_inline_failed_t.
24384 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
24385 (cgraph_default_inline_p): Ditto.
24386 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
24387 to cgraph_inline_failed_t pointer.
24388 * cif-code.def: New file.
24389 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
24391 (cgraph_check_inline_limits): Change type of REASON to pointer to
24392 cgraph_inline_failed_t. Replace reason strings with enums.
24393 (cgraph_default_inline_p): Ditto.
24394 (cgraph_recursive_inlining_p): Ditto.
24395 (update_caller_keys): Change type of FAILED_REASON to
24396 cgraph_inline_failed_t.
24397 (cgraph_set_inline_failed): Change type of REASON to pointer to
24398 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
24399 convert enums to strings for text output.
24400 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
24401 to be of type cgraph_inline_failed_t. Replace reason strings with
24402 enums. Call cgraph_inline_failed_string to covert enums
24403 to strings for text output.
24404 (cgraph_decide_inlining): Replace reason strings with enums.
24405 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
24406 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
24408 * tree-inline.c (expand_call_inline): Change type of REASON
24409 to cgraph_inline_failed_t. Replace reason strings with enums.
24410 Call cgraph_inline_failed_string for text output.
24411 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
24414 2009-03-28 Jan Hubicka <jh@suse.cz>
24416 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
24417 cgraph_clone_node): Remove master clone handling.
24418 (cgraph_is_master_clone, cgraph_master_clone): Remove.
24419 * cgraph.h (master_clone): Remove.
24420 (cgraph_is_master_clone, cgraph_master_clone): Remove.
24421 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
24422 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
24424 2009-03-28 Jan Hubicka <jh@suse.cz>
24426 * cgraph.c (cgraph_function_body_availability): Functions declared
24427 inline are always safe to assume that it is not going to be replaced.
24429 2009-03-28 Richard Guenther <rguenther@suse.de>
24431 PR tree-optimization/38513
24432 * tree-ssa-pre.c (eliminate): Remove redundant stores.
24433 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
24434 EXC_PTR_EXPR and FILTER_EXPR.
24435 (get_ref_from_reference_ops): Likewise.
24437 2009-03-28 Richard Guenther <rguenther@suse.de>
24439 PR tree-optimization/38968
24440 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
24441 Use FLOOR_MOD_EXPR to compute misalignment.
24443 2009-03-28 Richard Guenther <rguenther@suse.de>
24445 PR tree-optimization/37795
24446 * tree.h (combine_comparisons): Declare.
24447 * fold-const.c (combine_comparisons): Export.
24448 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
24450 (ifcombine_iforif): Use combine_comparisons.
24452 2009-03-28 Jan Hubicka <jh@suse.cz>
24454 * tree-eh.c (inlinable_call_p): New function.
24455 (make_eh_edges): Use it.
24456 (verify_eh_edges): Use it.
24457 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
24458 * except.c (reachable_next_level): Add inlinable_function argument
24459 (sjlj_find_directly_reachable_regions): Update.
24460 (add_reachable_handler): Do not set saw_any_handlers.
24461 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
24462 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
24463 Add new inlinable call parameter.
24464 (can_throw_internal, can_throw_external): Update.
24465 * except.h (can_throw_internal_1, can_throw_external_1,
24466 foreach_reachable_handler): Update declaration.
24468 2009-03-28 Joseph Myers <joseph@codesourcery.com>
24470 * config/arm/t-arm-coff, config/h8300/coff.h,
24471 config/i386/i386-aout.h, config/i386/i386-coff.h,
24472 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
24473 config/pdp11/2bsd.h, config/rs6000/aix41.h,
24474 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
24475 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
24476 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
24477 sys-types.h: Remove.
24478 * Makefile.in: Remove protoize and fixproto support and references
24480 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
24481 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
24483 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
24484 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
24485 unprotoize$(exeext).
24486 (rest.encap): Don't depend on $(STMP_FIXPROTO)
24487 (.PHONY): Don't depend on proto.
24488 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
24489 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
24490 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
24491 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
24492 build/gen-protos.o, build/scan.o, xsys-protos.h,
24493 build/fix-header$(build_exeext), build/fix-header.o,
24494 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
24495 stmp-install-fixproto): Remove.
24496 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
24497 SYSCALLS.c or fixproto files.
24498 (install-common): Don't install protoize.
24499 (install-headers-tar, install-headers-cpio, install-headers-cp):
24500 Don't depend on $(STMP_FIXPROTO).
24501 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
24502 install fixproto files or write out fixproto settings.
24503 (uninstall): Don't uninstall protoize.
24504 * config.gcc (use_fixproto): Remove.
24505 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
24506 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
24507 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
24508 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
24509 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
24510 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
24511 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
24512 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
24513 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
24514 * config/t-vxworks (STMP_FIXPROTO): Remove.
24515 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
24516 STMP_FIXPROTO): Remove.
24517 * config.in, configure: Regenerate.
24518 * crtstuff.c (gid_t, uid_t): Don't undefine.
24519 * doc/install.texi: Change m68k-coff to m68k-elf in example.
24520 (arm-*-coff, arm-*-aout: Remove target entries.
24521 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
24522 Remove mention of AIX 4.1.
24523 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
24524 * doc/invoke.texi (Running Protoize): Remove.
24525 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
24526 (Protoize Caveats): Remove.
24527 * tsystem.h: Update comments on headers assumed to exist.
24529 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
24531 * genautomata.c: Add a new year to the copyright. Add a new
24533 (struct insn_reserv_decl): Add comments for member bypass_list.
24534 (find_bypass): Remove.
24535 (insert_bypass): New.
24536 (process_decls): Use insert_bypass.
24537 (output_internal_insn_latency_func): Output all bypasses with the
24538 same input insn in one switch case.
24540 * rtl.def (define_bypass): Describe bypass choice.
24541 * doc/md.texi (define_bypass): Ditto.
24543 2009-03-27 Richard Guenther <rguenther@suse.de>
24545 * gimplify.c (mark_addressable): Export.
24546 * tree-flow.h (mark_addressable): Declare.
24547 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
24548 * tree-ssa.c (verify_phi_args): Verify that address taken
24549 variables have TREE_ADDRESSABLE set.
24551 2009-03-27 Richard Guenther <rguenther@suse.de>
24553 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
24554 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
24555 Do not mark decls TREE_ADDRESSABLE.
24556 (build_fold_addr_expr): Adjust.
24557 (fold_addr_expr): Remove.
24558 (fold_unary): Use build_fold_addr_expr.
24559 (fold_comparison): Likewise.
24560 (split_address_to_core_and_offset): Likewise.
24561 * coverage.c (tree_coverage_counter_addr): Mark the array decl
24563 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
24564 (gimplify_modify_expr_to_memcpy): Mark source and destination
24566 * omp-low.c (create_omp_child_function): Mark the object decl
24568 (lower_rec_input_clauses): Mark the var we take the address of
24570 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
24572 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
24574 PR middle-end/39315
24575 * cfgexpand.c (expand_one_stack_var_at): Change alignment
24576 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
24578 2009-03-27 Richard Guenther <rguenther@suse.de>
24580 PR tree-optimization/39120
24581 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
24583 (handle_lhs_call): Process return constraints. Add escape
24584 constraints if necessary.
24585 (handle_const_call): Fill out return constraints. Make nested
24586 case more precise. Avoid consttmp if possible.
24587 (handle_pure_call): Fill out return constraints. Avoid
24588 callused if possible.
24589 (find_func_aliases): Simplify call handling.
24591 2009-03-27 Richard Guenther <rguenther@suse.de>
24593 PR tree-optimization/39120
24594 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
24595 as a representative.
24596 (solve_graph): Do propagate CALLUSED.
24597 (handle_pure_call): Use a scalar constraint from CALLUSED for
24599 (find_what_p_points_to): CALLUSED shall not appear in poins-to
24602 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
24605 * c-common.c (handle_aligned_attribute): Properly check alignment
24606 overflow. Use (1U << i) instead of (1 << i).
24608 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
24610 * expr.h (get_mem_align_offset): Updated.
24612 * tree.h (tree_decl_common): Change align to "unsigned int" and
24613 move it before pointer_alias_set.
24615 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
24616 Jakub Jelinek <jakub@redhat.com>
24619 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
24620 gr_register_operand with gr_reg_or_0_operand.
24621 (cmpxchg_rel_di): Likewise.
24622 (sync_lock_test_and_set<mode>): Likewise.
24624 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
24626 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
24627 (true_regnum): Likewise.
24629 * rtlanal.c (subreg_info): Moved to ...
24630 * rtl.h (subreg_info): Here. New.
24631 (subreg_get_info): New.
24633 * rtlanal.c (subreg_get_info): Make it extern.
24635 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
24638 * config/i386/i386.c (ix86_abi): New.
24639 (override_options): Handle -mabi=.
24640 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
24641 (ix86_call_abi_override): Likewise.
24642 (init_cumulative_args): Likewise.
24643 (function_arg_advance): Likewise.
24644 (function_arg_64): Likewise.
24645 (function_arg): Likewise.
24646 (ix86_pass_by_reference): Likewise.
24647 (ix86_function_value_regno_p): Likewise.
24648 (ix86_build_builtin_va_list_abi): Likewise.
24649 (setup_incoming_varargs_64): Likewise.
24650 (is_va_list_char_pointer): Likewise.
24651 (ix86_init_machine_status): Likewise.
24652 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
24653 (ix86_function_type_abi): Return enum calling_abi. Rewrite
24654 for 64bit. Replace DEFAULT_ABI with ix86_abi.
24655 (ix86_function_abi): Make it static and return enum calling_abi.
24656 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
24658 (ix86_fn_abi_va_list): Updated.
24660 * config/i386/i386.h (ix86_abi): New.
24661 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
24662 (CONDITIONAL_REGISTER_USAGE): Likewise.
24663 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
24664 (machine_function): Likewise.
24666 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
24668 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
24669 (STACK_BOUNDARY): Likewise.
24670 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
24672 * config/i386/i386.opt (mabi=): New.
24674 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
24675 return enum calling_abi.
24676 (ix86_function_type_abi): Likewise.
24677 (ix86_function_abi): Removed.
24679 * doc/invoke.texi: Document -mabi= option for x86.
24681 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24683 * builtins.c (real_dconstp): Delete.
24684 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
24686 2009-03-27 Dodji Seketeli <dodji@redhat.com>
24687 Jakub Jelinek <jakub@redhat.com>
24690 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
24691 (gen_subprogram_die): When a function is explicit, generate the
24692 DW_AT_explicit attribute.
24693 * langhooks.h (struct lang_hooks_for_decls): Add
24694 function_decl_explicit_p langhook.
24695 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
24696 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
24698 2009-03-27 Jakub Jelinek <jakub@redhat.com>
24700 * builtins.c (fold_builtin_memory_op): Optimize memmove
24701 into memcpy if we can prove source and destination don't overlap.
24703 * tree-inline.c: Include gt-tree-inline.h.
24704 (clone_fn_id_num): New variable.
24705 (clone_function_name): New function.
24706 (tree_function_versioning): Use it.
24707 * Makefile.in (GTFILES): Add tree-inline.c.
24709 2009-03-27 Mark Mitchell <mark@codesourcery.com>
24711 * BASE-VER: Change to 4.5.0.
24713 2009-03-27 Xinliang David Li <davidxl@google.com>
24715 PR tree-optimization/39557
24716 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
24718 2009-03-27 Xinliang David Li <davidxl@google.com>
24720 PR tree-optimization/39548
24721 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
24724 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
24726 * c-common.c (pointer_int_sum): Use %wd on return from
24729 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
24731 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
24732 on return from tree_low_cst.
24734 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
24737 * ginclude/stdarg.h (va_copy): Define also for
24738 __GXX_EXPERIMENTAL_CXX0X__.
24740 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24743 * builtins.h (c_strlen): Do not warn here.
24744 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
24745 * c-common.c (pointer_int_sum): Take an explicit location.
24746 Warn about offsets out of bounds.
24747 * c-common.h (pointer_int_sum): Adjust declaration.
24749 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24751 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
24754 2009-03-26 Jakub Jelinek <jakub@redhat.com>
24757 * opts.c (warn_if_disallowed_function_p): Don't assume
24758 get_callee_fndecl must return non-NULL.
24760 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
24762 PR rtl-optimization/39522
24763 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
24764 when reg_reloaded_valid is set.
24766 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
24768 * config/spu/divv2df3.c: New file.
24769 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
24770 (DPBIT_FUNCS): Filter out _div_df.
24772 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
24774 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
24775 a jump insn, count that jump in the distance to the loop start.
24777 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
24780 * config/sh/sh.c (calc_live_regs): Fix condition for global
24781 registers except PIC_OFFSET_TABLE_REGNUM.
24783 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
24786 * doc/invoke.texi (-mconsole): New.
24788 (-mno-cygwin): New.
24790 (-mnop-fun-dllimport): New.
24794 (sub section "i386 and x86-64 Windows Options"): New.
24796 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
24798 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
24799 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
24801 2009-03-25 Richard Guenther <rguenther@suse.de>
24803 PR middle-end/39497
24804 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
24807 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
24809 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
24810 neither of haifa/selective schedulers are working.
24812 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24814 * doc/invoke.texi (Debugging Options): Fix description of
24815 -fno-merge-debug-strings.
24817 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
24819 * config/cris/libgcc.ver: New version-script.
24820 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
24822 * configure.ac <GAS features, nop mnemonic>: Add pattern
24823 crisv32-*-* for "nop".
24824 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
24825 * configure: Regenerate.
24827 2009-03-24 Ira Rosen <irar@il.ibm.com>
24829 PR tree-optimization/39529
24830 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
24831 mark_sym_for_renaming for the tag copied to the new vector
24834 2009-03-24 Arthur Loiret <aloiret@debian.org>
24836 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
24837 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
24838 EXTRA_SPEC_FUNCTIONS.
24839 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
24840 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
24841 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
24842 -march and -mtune options.
24844 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
24846 * config/m68k/t-rtems: Add m5329 multilib.
24848 2009-03-24 Dodji Seketeli <dodji@redhat.com>
24849 Jakub Jelinek <jakub@redhat.com>
24852 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
24855 2009-03-23 Jakub Jelinek <jakub@redhat.com>
24858 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
24859 instead of c_parser_expression_conv, if original_code isn't one of the
24860 4 allowed comparison codes, fail.
24862 2009-03-23 Richard Guenther <rguenther@suse.de>
24864 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
24865 * tree.h (struct tree_type): Likewise.
24866 * reload.h (struct insn_chain): Likewise.
24867 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
24868 * function.h (struct function): Likewise.
24869 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
24871 2009-03-23 Jakub Jelinek <jakub@redhat.com>
24873 PR tree-optimization/39516
24874 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
24876 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
24878 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
24879 should be set true if BITS_PER_WORD of target is bigger than 32
24881 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
24883 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
24884 Translate -B-options to -rpath-link. Correct existing
24885 rpath-link and conditionalize on !nostdlib.
24887 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24889 * doc/extend.texi (Function Attributes, Variable Attributes):
24891 * doc/invoke.texi (Debugging Options, Optimize Options)
24892 (i386 and x86-64 Options, MCore Options): Likewise.
24894 2009-03-20 Jakub Jelinek <jakub@redhat.com>
24897 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
24898 it for block local namespace aliases.
24899 (gen_decl_die): Pass context_die to gen_namespace_die.
24901 2009-03-19 Jakub Jelinek <jakub@redhat.com>
24904 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
24905 minimum or maximum value.
24907 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
24909 * reginfo.c (globalize_reg): Recompute derived reg sets.
24911 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
24914 * libgcc2.c (mprotect): Do not use signed arguments for
24915 VirtualProtect, use DWORD arguments. Also fix the 'may
24916 be used uninitialized' warning for the np variable.
24918 2009-03-19 Jakub Jelinek <jakub@redhat.com>
24921 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
24922 functions using regparm calling conventions when not optimizing.
24923 (ix86_function_sseregparm): Similarly for sseregparm calling
24926 2009-03-19 Li Feng <nemokingdom@gmail.com>
24928 PR middle-end/39500
24929 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
24930 dependence if the first conflict is after niter iterations.
24932 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
24934 PR middle-end/38609
24935 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
24936 functions with dynamic stack-pointer adjustments.
24938 2009-03-19 Ben Elliston <bje@au.ibm.com>
24940 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
24941 option; change to -msdata=data.
24943 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24945 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
24948 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
24951 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
24953 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
24955 * doc/invoke.texi (Code Gen Options): Expand discussion of
24958 2009-03-18 Jakub Jelinek <jakub@redhat.com>
24960 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
24961 * matrix-reorg.c (struct matrix_info): Likewise.
24962 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
24963 * rtl.h (struct mem_attrs): Likewise.
24964 * df.h (struct df): Likewise.
24965 * tree-data-ref.h (struct data_dependence_relation): Likewise.
24966 * ira-int.h (struct ira_allocno): Likewise.
24967 * df-scan.c (struct df_collection_rec): Likewise.
24968 * ira.c (struct equivalence): Likewise.
24969 * function.c (struct temp_slot): Likewise.
24970 * cfgloop.h (struct loop): Likewise.
24973 * function.c (use_register_for_decl): When not optimizing, disregard
24974 register keyword for variables with types containing methods.
24976 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
24978 PR middle-end/39447
24979 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
24980 (is_simple_operand): Call contains_component_ref_p before calling data
24981 reference analysis that would fail on COMPONENT_REFs.
24983 * tree-vrp.c (search_for_addr_array): Fix formatting.
24985 2009-03-18 Richard Guenther <rguenther@suse.de>
24987 * tree-vect-transform.c (vect_loop_versioning): Fold the
24988 generated comparisons.
24989 * tree-vectorizer.c (set_prologue_iterations): Likewise.
24990 (slpeel_tree_peel_loop_to_edge): Likewise.
24992 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24994 PR middle-end/37805
24995 * opts.c (print_specific_help): In addition to `undocumented',
24996 accept `separate' and `joined' flags if passed alone. Describe
24997 output by the first matched one of those.
24998 (common_handle_option): Skip over empty strings.
24999 * gcc.c (display_help): Fix help string for `--help='.
25000 * doc/invoke.texi (Option Summary, Overall Options): With
25001 `--help=', classes and qualifiers can both be repeated, but
25002 only the latter can be negated. One should not pass only
25003 negated qualifiers. Fix markup and examples.
25006 2008-10-14 Jakub Jelinek <jakub@redhat.com>
25007 PR middle-end/37805
25008 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
25009 and -fhelp=separate.
25011 2009-03-17 Jing Yu <jingyu@google.com>
25013 PR middle-end/39378
25014 * function.h (struct rtl_data): Move is_thunk from here...
25015 (struct function): ...to here.
25016 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
25017 * varasm.c (assemble_start_function): Change is_thunk from crtl to
25019 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
25021 (alpha_does_function_need_gp, alpha_start_function): Likewise.
25022 (alpha_output_function_end_prologue): Likewise.
25023 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
25024 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
25025 (rs6000_output_function_epilogue): Likewise.
25026 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
25028 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
25031 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
25032 from different units in a single alternative.
25033 (*truncdfsf_i387): Ditto.
25034 (*truncxfsf2_mixed): Ditto.
25035 (*truncxfdf2_mixed): Ditto.
25037 2009-03-17 Jakub Jelinek <jakub@redhat.com>
25039 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
25040 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
25043 * tree-ssa-live.c (remove_unused_locals): Don't remove local
25044 unused non-artificial variables when not optimizing.
25047 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
25048 DW_TAG_imported_module even if decl is IMPORTED_DECL with
25049 NAMESPACE_DECL in its DECL_INITIAL.
25051 PR middle-end/39443
25052 * optabs.c (set_user_assembler_libfunc): New function.
25053 * expr.h (set_user_assembler_libfunc): New prototype.
25054 * c-common.c: Include libfuncs.h.
25055 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
25056 for memcmp, memset, memcpy, memmove and abort.
25057 * Makefile.in (c-common.o): Depend on libfuncs.h.
25060 * dwarf2out.c (gen_inlined_enumeration_type_die,
25061 gen_inlined_structure_type_die, gen_inlined_union_type_die,
25062 gen_tagged_type_instantiation_die): Removed.
25063 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
25066 2009-03-17 Janis Johnson <janis187@us.ibm.com>
25069 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
25071 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
25072 (check-parallel-%): Ditto.
25073 (check-consistency): Ditto.
25075 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
25077 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
25078 local variable rhs by NULL_TREE.
25080 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25083 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
25085 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25088 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
25090 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25093 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
25094 for ms->sysv ABI calls only in 64bit mode.
25096 * config/i386/i386.md (untyped_call): Support 32bit.
25098 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
25100 * doc/extend.texi: Replace x86_65 with x86_64.
25102 2009-03-16 Jakub Jelinek <jakub@redhat.com>
25104 PR tree-optimization/39455
25105 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
25106 mismatches for POINTER_TYPE_P (type).
25107 (number_of_iterations_le): Likewise.
25109 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
25111 * config/picochip/picochip.c: Removed profiling support.
25112 * config/picochip/picochip.md: Removed profiling instruction.
25113 * config/picochip/picochip.h: Removed profiling builtin.
25115 2009-03-16 Joseph Myers <joseph@codesourcery.com>
25117 * doc/install.texi (--with-host-libstdcxx): Document.
25119 2009-03-14 Anatoly Sokolov <aesok@post.ru>
25122 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
25123 generate a warning if the function name does not begin with
25124 "__vector" and the function has either the 'signal' or 'interrupt'
25125 attribute, from here to ...
25126 (avr_declare_function_name): ...here. New function.
25127 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
25128 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
25130 2009-03-14 Jakub Jelinek <jakub@redhat.com>
25133 * cse.c (fold_rtx): Don't modify original const_arg1 when
25134 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
25135 separate variable instead.
25136 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
25137 from out of range shift counts.
25138 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
25140 2009-03-13 Catherine Moore <clm@codesourcery.com>
25142 * config/i386/x-mingw32 (host-mingw32.o): Replace
25143 diagnostic.h with $(DIAGNOSTIC_H).
25145 2009-03-12 Jakub Jelinek <jakub@redhat.com>
25148 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
25150 * config/i386/sync.md (sync_compare_and_swap<mode>,
25151 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
25152 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
25154 (sync_double_compare_and_swapdi_pic,
25155 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
25156 cmpxchg8b_pic_memory_operand instead of just memory_operand.
25158 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25161 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
25163 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25166 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
25167 (avx_addsubv4df3): Likewise.
25168 (*avx_addsubv4sf3): Likewise.
25169 (sse3_addsubv4sf3): Likewise.
25171 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25174 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
25176 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
25179 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
25180 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
25181 registers for allocnos created from user-defined variables.
25183 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25186 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
25187 of non-integer mode as well.
25189 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
25191 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
25192 for functions for which the parameter types are unknown.
25194 2009-03-11 Jakub Jelinek <jakub@redhat.com>
25197 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
25198 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
25199 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
25200 * config/i386/i386.c (ix86_local_alignment): For
25201 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
25202 long long variables on the stack to avoid dynamic realignment.
25203 Allow the first argument to be a decl rather than type.
25204 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
25206 2009-03-11 Nick Clifton <nickc@redhat.com>
25209 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
25211 Add description to mno-lsim option.
25212 * config/mcore/mcore.h: Remove comment about deprecated m4align
25214 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
25215 * doc/invoke.texi: Add description of mno-lsim and
25216 mstack-increment options.
25218 * config/fr30/fr30.opt: Document the -mno-lsim option.
25219 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
25220 and -mno-lsim options.
25222 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25224 * fold-const.c (fold_comparison): Only call fold_inf_compare
25225 if the mode supports infinities.
25227 2009-03-11 Jason Merrill <jason@redhat.com>
25230 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
25231 end already did. Notice GIMPLE_CALL modifications of the result.
25232 Don't copy debug information from an ignored decl or a decl from
25235 2009-03-10 Richard Guenther <rguenther@suse.de>
25236 Nathan Froyd <froydnj@codesourcery.com>
25238 PR middle-end/37850
25239 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
25240 (__divMODE3): Likewise.
25242 2009-03-09 Jakub Jelinek <jakub@redhat.com>
25244 PR tree-optimization/39394
25245 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
25246 DECL_SIZE_UNIT of variable length FIELD_DECLs.
25248 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
25250 * recog.c (verfiy_changes): Disallow renaming of hard regs in
25251 inline asms for register asm ("") declarations.
25253 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
25255 * fold-const.c (fold_unary): Fix comment.
25257 2009-03-07 Jan Hubicka <jh@suse.cz>
25260 * tree-inline.c (setup_one_parameter): Do replacement of const
25261 argument by constant in SSA form.
25263 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25265 PR middle-end/38028
25266 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
25267 determine alignment passed to assign_stack_local.
25268 (assign_parms_unsplit_complex): Likewise.
25269 * except.c (sjlj_build_landing_pads): Likewise.
25271 2009-03-06 Jakub Jelinek <jakub@redhat.com>
25273 PR middle-end/39360
25274 * tree-flow.h (add_referenced_var): Return bool instead of void.
25275 * tree-dfa.c (add_referenced_var): Return result of
25276 referenced_var_check_and_insert call.
25277 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
25278 of referenced_var_check_and_insert.
25281 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
25282 (gen_variable_die): Emit DW_AT_location on abstract static variable's
25283 DIE, don't emit it if abstract origin already has it.
25284 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
25285 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
25287 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
25289 * genpreds.c (needs_variable): Fix parentheses at variable name
25291 (write_tm_constrs_h): Indent generated code.
25293 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
25295 * doc/extend.texi (Function Attributes): Add documentation
25296 for isr attributes.
25298 2009-03-06 Jakub Jelinek <jakub@redhat.com>
25301 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
25302 take locus from its DECL_SOURCE_LOCATION instead of input_location.
25304 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
25306 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
25309 2009-03-05 Jakub Jelinek <jakub@redhat.com>
25312 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
25313 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
25315 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
25317 * config/i386/i386.md (R8_REG, R9_REG): New constants.
25318 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
25319 constants instead of magic numbers.
25320 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
25322 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
25323 (x86_64_ms_abi_int_parameter_registers): Ditto.
25324 (x86_64_int_return_registers): Ditto.
25325 (ix86_maybe_switch_abi): Ditto.
25326 (ix86_expand_call): Ditto for clobbered_registers array.
25327 (ix86_hard_regno_mode_ok): Ditto.
25328 (x86_extended_QIreg_mentioned_p): Ditto.
25330 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
25332 PR tree-optimization/39349
25333 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
25335 * combine.c (gen_lowpart_for_combine): Use omode when generating
25338 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
25340 PR rtl-optimization/39235
25341 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
25343 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
25345 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
25347 2009-03-04 Richard Guenther <rguenther@suse.de>
25349 PR tree-optimization/39362
25350 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
25351 that occur in abnormal PHIs should be varying.
25353 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
25355 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
25357 (simple_iv): Take loop as an argument instead of statement.
25358 * tree-scalar-evolution.h (simple_iv): Declaration changed.
25359 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
25361 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
25363 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
25364 * matrix-reorg.c (analyze_transpose): Ditto.
25365 * tree-data-ref.c (dr_analyze_innermost): Ditto.
25366 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
25367 * tree-predcom.c (ref_at_iteration): Ditto.
25368 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
25370 2009-03-04 Richard Guenther <rguenther@suse.de>
25372 PR tree-optimization/39358
25373 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
25374 escaped_id and callused_id.
25375 (solve_graph): Likewise.
25377 2009-03-04 Richard Guenther <rguenther@suse.de>
25379 PR tree-optimization/39339
25380 * tree-sra.c (try_instantiate_multiple_fields): Make it
25381 no longer ICE on the above.
25383 2009-03-03 Joseph Myers <joseph@codesourcery.com>
25385 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
25386 that fits within Pmode.
25388 2009-03-03 Steve Ellcey <sje@cup.hp.com>
25390 PR middle-end/10109
25391 * tm.texi (LIBCALL_VALUE): Update description.
25393 2009-03-03 Steve Ellcey <sje@cup.hp.com>
25395 PR middle-end/34443
25396 * doc/extend.texi (section): Update description.
25398 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
25400 PR middle-end/39345
25401 * tree-inline.c (remapped_type): New.
25402 (can_be_nonlocal): Call remapped_type instead of remap_type.
25404 2009-03-03 Jakub Jelinek <jakub@redhat.com>
25407 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
25408 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
25410 2009-03-03 Richard Guenther <rguenther@suse.de>
25412 PR middle-end/39272
25413 * tree.c (tree_nonartificial_location): New function.
25414 * tree.h (tree_nonartificial_location): Declare.
25415 * builtins.c (expand_builtin_memory_chk): Provide location
25416 of the call location for artificial function pieces.
25417 (maybe_emit_chk_warning): Likewise.
25418 (maybe_emit_sprintf_chk_warning): Likewise.
25419 (maybe_emit_free_warning): Likewise.
25420 * expr.c (expand_expr_real_1): Likewise.
25422 2009-03-03 Jakub Jelinek <jakub@redhat.com>
25424 PR tree-optimization/39343
25425 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
25426 COMPONENT_REF t has ARRAY_TYPE.
25428 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
25430 PR middle-end/39335
25431 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
25432 when the type precision of the induction variable should be
25433 larger than the type precision of nit.
25434 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
25435 * graphite.c (graphite_loop_normal_form): Same.
25436 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
25438 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
25440 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
25441 (*call_1_rex64_ms_sysv): Use named constants instead of magic
25442 numbers to describe clobbered registers.
25443 (*call_value_0_rex64_ms_sysv): Ditto.
25444 * config/i386/mmx.md (mmx_emms): Ditto.
25445 (mmx_femms): Ditto.
25447 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
25449 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
25452 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25454 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
25455 (spu_section_type_flags): New function.
25457 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
25459 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
25460 reg_class_contents of FLOAT_REGS into a temporary.
25462 2009-03-02 Richard Guenther <rguenther@suse.de>
25463 Ira Rosen <irar@il.ibm.com>
25465 PR tree-optimization/39318
25466 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
25467 information to the vectorized statement.
25469 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
25471 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
25472 variable. Use defined names instead of magic constants for REX SSE
25475 2009-03-01 Richard Guenther <rguenther@suse.de>
25477 PR tree-optimization/39331
25478 * omp-low.c (lower_send_shared_vars): Do not receive new
25479 values for the reference of DECL_BY_REFERENCE parms or results.
25481 2009-03-01 Jan Hubicka <jh@suse.cz>
25484 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
25485 BLOCK_NONLOCALIZED_VAR): New macros.
25486 (tree_block): Add nonlocalized_vars.
25487 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
25488 gen_decl_die): Add origin argument. Allow generation of die with
25489 origin at hand only.
25490 (gen_member_die, gen_type_die_with_usage, force_decl_die,
25491 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
25493 (gen_block_die): Fix checking for unused blocks.
25494 (process_scope_var): Break out from .... ; work with origins only.
25495 (decls_for_scope) ... here; process nonlocalized list.
25496 (dwarf2out_ignore_block): Look for nonlocalized vars.
25497 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
25499 (dump_scope_block): Dump them.
25500 * tree-inline.c (remap_decls): Handle nonlocalized vars.
25501 (remap_block): Likewise.
25502 (can_be_nonlocal): New predicate.
25503 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
25505 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25507 * configure: Regenerate.
25509 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25511 * optc-gen.awk: No need to duplicate option flags twice.
25512 Reuse help texts for duplicate options which do not have any.
25514 * gcc.c (display_help): Document --version.
25516 * gcc.c (main): If print_help_list and verbose_flag, ensure
25517 driver output comes before subprocess output.
25519 * optc-gen.awk: Assign all remaining fields to help string,
25520 space-separated, for multi-line help in *.opt.
25522 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
25523 -Wno-pedantic-ms-format is for MinGW targets only.
25525 * doc/options.texi (Option file format): Fix bad indentation,
25526 restoring dropped sentence.
25528 2009-02-28 Jan Hubicka <jh@suse.cz>
25530 * tree-inline.c (tree_function_versioning): Output debug info.
25532 2009-02-28 Jan Hubicka <jh@suse.cz>
25535 * tree-inline.c (setup_one_parameter): Do not copy propagate
25536 arguments when not optimizing.
25538 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
25541 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
25542 (avx_addsubv4df3): Likewise.
25543 (*avx_addsubv4sf3): Likewise.
25544 (sse3_addsubv4sf3): Likewise.
25545 (*avx_addsubv2df3): Likewise.
25546 (sse3_addsubv2df3): Likewise.
25547 (avx_unpckhps256): Correct item selectors.
25548 (avx_unpcklps256): Likewise.
25549 (avx_unpckhpd256): Likewise.
25550 (avx_unpcklpd256): Likewise.
25552 2009-02-28 Jan Hubicka <jh@suse.cz>
25554 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
25556 (copy_arguments_for_versioning): If var is declared don't declare it.
25557 (tree_function_versioning): First setup substitutions and then copy
25560 2009-02-27 Jan Hubicka <jh@suse.cz>
25563 * cgraph.h (varpool_output_debug_info): Remove.
25564 * cgraphunit.c (varpool_output_debug_info): Remove.
25565 * dwarf2out.c (deferred_locations_struct): New struct
25566 (deferred_locations): New type.
25567 (deferred_locations_list): New static var.
25568 (deffer_location): New function.
25569 (gen_variable_die): Use it.
25570 (decls_for_scope): Output info on local static vars.
25571 (dwarf2out_finish): Process deferred locations.
25572 * varpool.c (varpool_output_debug_info): Remove.
25574 2009-02-27 Jan Hubicka <jh@suse.cz>
25577 * tree.h (TREE_PROTECTED): Fix comment.
25578 (BLOCK_HANDLER_BLOCK): Remove.
25579 (struct tree_block): Remove handler_block add body_block.
25580 (inlined_function_outer_scope_p): New.
25581 (is_body_block): Remove.
25582 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
25583 * dwarf2out.c (is_inlined_entry_point): Remove.
25584 (add_high_low_attributes): Use inlined_function_outer_scope_p.
25585 (gen_block_die): Use is_inlined_entry_point check. Remove body block
25587 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
25588 * gimplify.c (gimplify_expr): Gimplify body blocks.
25589 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
25590 block with multiple subblocks.
25591 (dump_scope_block): Prettier output; dump more flags and info.
25592 (dump_scope_blocks): New.
25593 (remove_unused_locals): Use dump_scope_blocks.
25594 * tree-flow.h (dump_scope_blocks): Declare.
25595 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
25596 * stmt.c (is_body_block): Remove.
25597 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
25598 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
25600 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
25602 PR middle-end/39308
25603 * graphite.c (graphite_loop_normal_form): Do not call
25604 number_of_iterations_exit from a gcc_assert.
25606 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
25608 * config/s390/s390.c (s390_swap_cmp): Look for conditional
25609 jumps if COND is NULL.
25610 (find_cond_jump): New function.
25611 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
25612 * config/s390/s390.md: Remove z10_cobra attribute value.
25614 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
25616 * config/alpha/alpha.h (alpha_expand_mov): Return false if
25617 force_const_mem returns NULL_RTX.
25619 2009-02-26 Jan Hubicka <jh@suse.cz>
25622 * cgraph.h (varpool_output_debug_info): Remove.
25623 * cgraphunit.c (varpool_output_debug_info): Remove.
25624 * dwarf2out.c (deferred_locations_struct): New struct
25625 (deferred_locations): New type.
25626 (deferred_locations_list): New static var.
25627 (deffer_location): New function.
25628 (gen_variable_die): Use it.
25629 (decls_for_scope): Output info on local static vars.
25630 (dwarf2out_finish): Process deferred locations.
25631 * varpool.c (varpool_output_debug_info): Remove.
25633 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
25635 PR rtl-optimization/39241
25636 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
25637 to subreg_offset_representable_p.
25639 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
25641 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
25642 execute function prototype. Get f and nregs from max_reg_num
25643 and get_insns. Remove the first backward pass as it's dead,
25644 guard the forward pass by flag_expensive_optimizations.
25645 (rest_of_handle_regmove): Delete.
25646 (pass_regmove): Replace it with regmove_optimize.
25648 2009-02-25 Martin Jambor <mjambor@suse.cz>
25650 PR tree-optimization/39259
25651 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
25652 calls_alloca function flags.
25653 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
25654 calls are detected.
25656 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
25658 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
25659 flags_set_1_rtx, flags_set_1_set): Delete.
25660 (regmove_optimize): Do not call mark_flags_life_zones.
25662 2009-02-24 Julian Brown <julian@codesourcery.com>
25665 * config/arm/arm.c (require_pic_register): Only set
25666 cfun->machine->pic_reg once per function.
25668 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
25670 * doc/invoke.texi (Link Options): Document an easier way to pass
25671 options that take arguments to the GNU linker using -Xlinker and -Wl.
25673 2009-02-24 Steve Ellcey <sje@cup.hp.com>
25676 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
25678 2009-02-24 Richard Guenther <rguenther@suse.de>
25681 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
25683 2009-02-24 Richard Guenther <rguenther@suse.de>
25684 Zdenek Dvorak <ook@ucw.cz>
25686 PR tree-optimization/39233
25687 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
25688 from converting them to a generic type.
25690 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
25692 PR tree-optimization/39260
25693 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
25694 contains a condition with a real type.
25695 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
25697 2009-02-23 Jason Merrill <jason@redhat.com>
25700 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
25701 narrowing_initializer_constant_valid_p.
25702 (narrowing_initializer_constant_valid_p): Don't return
25703 null_pointer_node for adding a pointer to itself.
25705 2009-02-23 Jan Hubicka <jh@suse.cz>
25708 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
25711 2009-02-23 Jan Hubicka <jh@suse.cz>
25713 PR tree-optimization/37709
25714 * tree.c (block_ultimate_origin): Move here from dwarf2out.
25715 * tree.h (block_ultimate_origin): Declare.
25716 * dwarf2out.c (block_ultimate_origin): Move to tree.c
25717 * tree-ssa-live.c (remove_unused_scope_block_p):
25718 Eliminate blocks containig no instructions nor live variables nor
25720 (dump_scope_block): New function.
25721 (remove_unused_locals): Enable removal of dead blocks by default;
25722 enable dumping at TDF_DETAILS.
25724 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
25726 * config/i386/i386.c (classify_argument): Don't allow COImode
25728 (function_arg_advance_32): Don't allow OImode.
25729 (function_arg_32): Likewise.
25730 (function_value_32): Likewise.
25731 (return_in_memory_32): Likewise.
25732 (function_arg_64): Remove OImode comment.
25734 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
25737 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
25738 ix86_expand_vector_set for V4DImode in 64bit mode only.
25739 (ix86_expand_vector_init_one_var): Likewise.
25741 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
25743 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
25745 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
25748 * loop-iv.c: Revert last change.
25749 * emit-rtl.c: Likewise.
25751 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
25754 * config/i386/i386.c (type_natural_mode): Remove an extra
25755 space in the warning message.
25756 (function_value_32): Handle 32-byte vector modes.
25757 (return_in_memory_32): Likewise.
25759 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
25761 * loop-iv.c (truncate_value): New function.
25762 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
25764 (lowpart_subreg): Move to...
25765 * emit-rtl.c: ...here.
25767 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
25769 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
25770 accidental and undocumented change at revision 140860.
25772 2009-02-21 Joseph Myers <joseph@codesourcery.com>
25774 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
25775 take gimple_seq * arguments.
25776 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
25777 types_compatible_p langhook.
25779 2009-02-20 Mark Mitchell <mark@codesourcery.com>
25780 Joseph Myers <joseph@codesourcery.com>
25782 * config/arm/arm.c (arm_builtin_va_list): New function.
25783 (arm_expand_builtin_va_start): Likewise.
25784 (arm_gimplify_va_arg_expr): Likewise.
25785 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
25786 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
25787 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
25788 (va_list_type): New variable.
25789 (arm_mangle_type): Mangle va_list_type appropriately.
25791 2009-02-20 Jakub Jelinek <jakub@redhat.com>
25793 PR middle-end/39157
25794 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
25795 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
25796 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
25797 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
25798 parameter to 1000 for -O1 by default.
25799 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
25801 * loop-invariant.c: Include params.h.
25802 (move_loop_invariants): Don't call move_single_loop_invariants on
25805 2009-02-20 Jaka Mocnik <jaka@xlab.si>
25807 * calls.c (emit_library_call_value_1): Use slot_offset instead of
25808 offset when calculating bounds for indexing stack_usage_map. Fixes
25809 a buffer overflow with certain target setups.
25811 2009-02-20 Jakub Jelinek <jakub@redhat.com>
25814 * calls.c (expand_call): Clear try_tail_call if caller and callee
25815 disagree in promotion of function return value.
25817 2009-02-19 Jakub Jelinek <jakub@redhat.com>
25820 * c-common.c (c_determine_visibility): If visibility changed and
25821 DECL_RTL has been already set, call make_decl_rtl to update symbol
25824 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
25827 * varasm.c (assemble_variable): Don't check DECL_NAME when
25828 globalizing a variable.
25830 2009-02-19 Joseph Myers <joseph@codesourcery.com>
25833 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
25834 expression before any __builtin_trap call.
25835 * c-typeck.c (build_function_call): Convert and check function
25836 arguments before generating a call to a trap. Evaluate the
25837 function arguments before the trap.
25839 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
25842 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
25843 (UNSPEC_FXAM_MEM): New unspec.
25844 (fxam<mode>2_i387_with_temp): New insn and split pattern.
25845 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
25846 memory using fxam<mode>2_i387_with_temp to remove excess precision.
25848 2009-02-19 Richard Guenther <rguenther@suse.de>
25850 PR tree-optimization/39207
25851 PR tree-optimization/39074
25852 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
25853 storedanything_tree): New.
25854 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
25855 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
25856 (build_succ_graph): Add edges from STOREDANYTHING to all
25858 (init_base_vars): Initialize STOREDANYTHING.
25859 (compute_points_to_sets): Free substitution info after
25860 building the succ graph.
25861 (ipa_pta_execute): Likewise.
25863 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
25865 (do_ds_constraint): Do not add to special var or non-pointer
25867 (type_could_have_pointers): Split out from ...
25868 (could_have_pointers): ... here. For arrays use the element type.
25869 (create_variable_info_for): Initialize may_have_pointers.
25870 (new_var_info): Likewise.
25871 (handle_lhs_call): Make the HEAP variable unknown-sized.
25872 (intra_create_variable_infos): Use a type with pointers for
25873 PARM_NOALIAS, make it unknown-sized.
25875 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
25878 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
25880 2009-02-18 Jason Merrill <jason@redhat.com>
25883 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
25884 value if DECL_EXTERNAL.
25885 * tree-sra.c (sra_walk_gimple_assign): Likewise.
25886 * target.h (gcc_target::binds_local_p): Clarify "module".
25887 * tree.h (TREE_PUBLIC): Clarify "module".
25889 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
25892 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
25893 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
25895 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
25898 * c.opt (Wabi): Support C and ObjC.
25901 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
25903 * config/i386/i386.c (classify_argument): Warn once about the ABI
25904 change when passing union with long double.
25906 * doc/invoke.texi: Update -Wabi for warning psABI changes.
25908 2009-02-18 Joseph Myers <joseph@codesourcery.com>
25911 * c-parser.c (c_parser_compound_statement): Always enter and leave
25914 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25917 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
25919 2009-02-18 Jakub Jelinek <jakub@redhat.com>
25921 PR tree-optimization/36922
25922 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
25923 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
25926 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
25928 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
25931 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
25933 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
25935 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
25937 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
25940 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
25941 Richard Sandiford <rdsandiford@googlemail.com>
25943 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
25944 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
25945 (loongson_biadd): ...this.
25947 2009-02-17 Richard Guenther <rguenther@suse.de>
25949 PR tree-optimization/39202
25950 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
25951 a var make sure to follow existing collapses.
25953 2009-02-17 Richard Guenther <rguenther@suse.de>
25955 PR middle-end/39214
25956 * langhooks.c (lhd_print_error_function): Check for NULL block.
25958 2009-02-17 Richard Guenther <rguenther@suse.de>
25960 PR tree-optimization/39204
25961 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
25964 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
25966 * config/soft-fp/double.h: Update from glibc CVS.
25968 2009-02-17 Richard Guenther <rguenther@suse.de>
25970 PR tree-optimization/39207
25971 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
25972 strict-aliasing warnings for pointers pointing to NULL.
25974 2009-02-16 Joseph Myers <joseph@codesourcery.com>
25977 * c-parser.c (c_parser_braced_init): Call pop_init_level when
25978 skipping until next close brace.
25980 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
25983 * config/i386/i386.c (ix86_expand_push): Set memory alignment
25984 to function argument boundary.
25986 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
25988 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
25989 in the lea_add. Reload eventually constraints it properly.
25990 * config/picochip/constraints.md: Remove the target constraint
25991 "b", since it is not needed anymore.
25993 2009-02-16 Jakub Jelinek <jakub@redhat.com>
25995 * gthr-dce.h: Uglify function parameter and local variable names.
25996 * gthr-gnat.h: Likewise.
25997 * gthr-mipssde.h: Likewise.
25998 * gthr-nks.h: Likewise.
25999 * gthr-posix95.h: Likewise.
26000 * gthr-posix.h: Likewise.
26001 * gthr-rtems.h: Likewise.
26002 * gthr-single.h: Likewise.
26003 * gthr-solaris.h: Likewise.
26004 * gthr-tpf.h: Likewise.
26005 * gthr-vxworks.h: Likewise.
26006 * gthr-win32.h: Likewise.
26008 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
26011 * config/i386/i386.md: Restrict the new peephole2 to move
26012 between MMX/SSE registers.
26014 2009-02-15 Richard Guenther <rguenther@suse.de>
26017 2009-02-13 Richard Guenther <rguenther@suse.de>
26019 * configure.ac: Enable LFS.
26020 * configure: Re-generate.
26021 * config.in: Likewise.
26023 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26025 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
26026 spu_srqwbyte, spu_srqwbytebc): Define.
26027 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
26028 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
26029 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
26030 "shrqby_<mode>"): New insn-and-split patterns.
26031 * config/spu/spu.c (expand_builtin_args): Determine and return
26032 number of operands using spu_builtin_description data.
26033 (spu_expand_builtin_1): Use it.
26035 2009-02-13 Steve Ellcey <sje@cup.hp.com>
26038 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
26041 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26044 * config/i386/i386.c (override_options): Correct warning
26045 messages for -malign-loops, -malign-jumps and -malign-functions.
26047 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26050 * config/i386/i386.md: Restrict the new peephole2 to move
26051 between the general purpose registers.
26053 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26056 * config/i386/i386.c (type_natural_mode): Add a new argument.
26057 Return the original mode and warn ABI change if vector size is 32byte.
26058 (function_arg_advance): Updated.
26059 (function_arg): Likewise.
26060 (ix86_function_value): Likewise.
26061 (ix86_return_in_memory): Likewise.
26062 (ix86_sol10_return_in_memory): Likewise.
26063 (ix86_gimplify_va_arg): Likewise.
26064 (function_arg_32): Don't warn ABX ABI change here.
26065 (function_arg_64): Likewise.
26067 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
26069 * loop-iv.c (implies_p): In the final case, test that operands 0
26070 of the two comparisons match.
26072 * config/bfin/bfin.c (find_prev_insn_start): New function.
26073 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
26074 (find_next_insn_start): Move.
26076 2009-02-13 Richard Guenther <rguenther@suse.de>
26078 * configure.ac: Enable LFS.
26079 * configure: Re-generate.
26080 * config.in: Likewise.
26082 2009-02-13 Joseph Myers <joseph@codesourcery.com>
26085 * c-parser.c (c_parser_parms_list_declarator): Discard pending
26086 sizes on syntax error after some arguments have been parsed.
26088 2009-02-12 Jakub Jelinek <jakub@redhat.com>
26090 * doc/invoke.texi (-fira): Remove.
26092 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26094 * caller-save.c: Replace regclass.c with reginfo.c in comments.
26095 * recog.c: Likewise.
26098 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
26100 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
26101 (umul_ppmm): Likewise.
26102 (count_leading_zeros): Likewise.
26103 (count_trailing_zeros): Likewise.
26104 (UMUL_TIME): Likewise.
26106 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26108 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
26109 soft-fp/t-softfp to tmake_file.
26111 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
26112 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
26113 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
26114 IA64_BUILTIN_INFQ]: New.
26115 (ia64_init_builtins): Initialize __builtin_infq,
26116 __builtin_fabsq and __builtin_copysignq if not HPUX.
26117 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
26118 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
26120 * config/ia64/lib1funcs.asm (__divtf3): Define only if
26122 (__fixtfti): Likewise.
26123 (__fixunstfti): Likewise.
26124 (__floattitf): Likewise.
26126 * config/ia64/libgcc-glibc.ver: New.
26127 * config/ia64/t-fprules-softfp: Likewise.
26128 * config/ia64/sfp-machine.h: Likewise.
26130 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
26131 (LIBGCC2_TF_CEXT): Likewise.
26132 (TF_SIZE): Likewise.
26133 (TARGET_INIT_LIBFUNCS): Likewise.
26135 * config/ia64/t-glibc (SHLINB_MAPFILES):
26136 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
26138 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26140 * config/i386/i386.c (construct_container): Rewrite processing
26141 BLKmode with X86_64_SSE_CLASS.
26143 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
26146 * config/i386/i386.md: Replace simplify_replace_rtx with
26147 replace_rtx in the new peephole2.
26149 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
26151 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
26152 loop unrolling do not happen at -O2.
26154 2009-02-12 Michael Matz <matz@suse.de>
26156 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
26158 2009-02-12 Jakub Jelinek <jakub@redhat.com>
26160 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
26163 2009-02-12 Ben Elliston <bje@au.ibm.com>
26165 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
26166 patterns when updating the back chain. Missed in the 2009-02-10
26169 2009-02-11 Janis Johnson <janis187@us.ibm.com>
26171 * doc/extend.texi (Decimal Floating Types): Update identifier of
26172 draft TR and list of missing support.
26174 2009-02-11 Jakub Jelinek <jakub@redhat.com>
26176 PR middle-end/39154
26177 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
26178 bit to variable length decl's flags, add it also to its
26179 pointer replacement variable.
26181 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
26182 Jakub Jelinek <jakub@redhat.com>
26185 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
26186 (memory_blockage): New expander.
26187 (*memory_blockage): New insn pattern.
26188 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
26189 instead of general blockage at the end of function prologue when
26190 frame pointer is used to access red zone area. Do not emit blockage
26191 when profiling, it is emitted in generic code.
26192 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
26193 function epilogue when frame pointer is used to access red zone area.
26195 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
26198 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
26199 by arithmetic with memory operands.
26200 * config/i386/predicates.md (commutative_operator): New.
26202 2009-02-10 Janis Johnson <janis187@us.ibm.com>
26204 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
26207 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
26209 * alias.h (record_alias_subset): Declare.
26210 * alias.c (record_alias_subset): Make global.
26212 2009-02-10 Nick Clifton <nickc@redhat.com>
26214 * tree-parloops.c: Change license to GPLv3.
26215 * ipa-struct-reorg.c: Change license to GPLv3.
26216 * ipa-struct-reorg.h: Change license to GPLv3.
26218 2009-02-10 Steve Ellcey <sje@cup.hp.com>
26221 * c-decl.c (start_struct): Return NULL on error.
26223 2009-02-10 Jakub Jelinek <jakub@redhat.com>
26225 PR middle-end/39124
26226 * cfgloopmanip.c (remove_path): Call remove_bbs after
26227 cancel_loop_tree, not before it.
26230 * function.h (struct function): Add has_local_explicit_reg_vars bit.
26231 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
26232 VAR_DECLs were seen.
26233 * tree-ssa-live.c (remove_unused_locals): Recompute
26234 cfun->has_local_explicit_reg_vars.
26235 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
26236 copies or clearings if cfun->has_local_explicit_reg_vars.
26238 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
26241 * config/i386/i386.c (expand_prologue): Emit blockage at the end
26242 of function prologue when frame pointer is used to access
26245 2009-02-10 Richard Guenther <rguenther@suse.de>
26247 PR middle-end/39127
26248 * gimplify.c (gimple_regimplify_operands): Always look if
26249 we need to create a temporary.
26251 2009-02-10 Richard Guenther <rguenther@suse.de>
26253 PR tree-optimization/39132
26254 * tree-loop-distribution.c (todo): New global var.
26255 (generate_memset_zero): Trigger TODO_rebuild_alias.
26256 (tree_loop_distribution): Return todo.
26258 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
26261 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
26262 (x86_64_reg_class_name): Removed.
26263 (classify_argument): Return 0 if bytes > 32. Return 0 if the
26264 first one isn't X86_64_SSE_CLASS or any other ones aren't
26265 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
26266 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
26267 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
26268 and 3 X86_64_SSEUP_CLASS.
26269 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
26270 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
26272 2009-02-10 Ben Elliston <bje@au.ibm.com>
26274 * config/rs6000/rs6000.md (allocate_stack): Always use an update
26275 form instruction to update the stack back chain word, even if the
26276 user has disabled the generation of update instructions.
26277 (movdi_<mode>_update_stack): New.
26278 (movsi_update_stack): Likewise.
26279 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
26280 always use an update form instruction to update the stack back
26283 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
26285 PR middle-end/38953
26286 * graphite.c (if_region_set_false_region): After moving a region in
26287 the false branch of a condition, remove the empty dummy basic block.
26288 (gloog): Remove wrong fix for PR38953.
26290 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26292 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
26293 generation due to implicit sign extension.
26295 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
26297 PR middle-end/38981
26298 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
26299 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
26301 2009-02-09 Richard Guenther <rguenther@suse.de>
26303 PR middle-end/35202
26304 * convert.c (convert_to_real): Disable (float)fn((double)x)
26305 to fnf(x) conversion if errno differences may occur and
26306 -fmath-errno is set.
26308 2009-02-07 Anatoly Sokolov <aesok@post.ru>
26310 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
26311 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
26312 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
26314 2009-02-06 Joseph Myers <joseph@codesourcery.com>
26317 * c-common.c (handle_alias_attribute): Disallow attribute for
26318 anything not a FUNCTION_DECL or VAR_DECL.
26320 2009-02-06 Janis Johnson <janis187@us.ibm.com>
26323 * real.c (do_compare): Special-case compare of zero against
26324 decimal float value.
26326 2009-02-06 Joseph Myers <joseph@codesourcery.com>
26329 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
26330 as indicating flexible array members unless the field itself is
26331 being declarared as the incomplete array.
26333 2009-02-06 Jan Hubicka <jh@suse.cz>
26335 PR tree-optimization/38844
26336 * ipa-inline.c (try_inline): Stop inlining recursion when edge
26337 is already inlined.
26339 2009-02-06 Richard Guenther <rguenther@suse.de>
26341 PR middle-end/38977
26342 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
26343 fork because we may expand it as __gcov_fork.
26345 2009-02-06 Nick Clifton <nickc@redhat.com>
26347 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
26349 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
26351 PR tree-optimization/35659
26352 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
26353 vn_phi_eq): Shortcut if hashcode does not match.
26354 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
26356 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
26357 and avoid iterative_hash_expr.
26358 (FOR_EACH_VALUE_ID_IN_SET): New.
26359 (value_id_compare): Remove.
26360 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
26361 sort expressions by value id.
26363 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
26366 * config/sh/predicates.md (general_movsrc_operand): Don't check
26367 the subreg of system registers here.
26369 2009-02-05 Jakub Jelinek <jakub@redhat.com>
26372 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
26373 on the copied decl.
26375 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
26377 PR rtl-optimization/39110
26378 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
26379 addresses, not aligned ones.
26381 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
26382 Richard Guenther <rguenther@suse.de>
26384 PR tree-optimization/39100
26385 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
26386 comment says and add edges.
26388 2009-02-05 Joseph Myers <joseph@codesourcery.com>
26391 * c-common.c (handle_tls_model_attribute): Ignore attribute for
26392 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
26394 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
26396 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
26397 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
26398 register_bb_in_sese, new_sese, free_sese): Moved.
26399 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
26400 outermost_loop_in_scop, build_scop_iteration_domain,
26401 expand_scalar_variables_ssa_name, get_vdef_before_scop,
26402 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
26403 Use loop_in_sese_p instead of loop_in_scop_p.
26404 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
26405 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
26406 (scopdet_basic_block_info): Fix bug in scop detection.
26407 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
26408 eq_loop_to_cloog_loop): Remove.
26409 (nb_loops_around_loop_in_scop, nb_loop
26410 ref_nb_loops): Moved here...
26411 * graphite.h (ref_nb_loops): ... from here.
26412 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
26413 (loop_domain_dim, loop_iteration_vector_dim): Remove.
26414 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
26416 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
26417 Hans-Peter Nilsson <hp@axis.com>
26419 PR rtl-optimization/37889
26420 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
26421 Move offset handling from PLUS to before the switch. Use new
26422 arguments when considering SYMBOL_REFs too.
26423 (rtx_addr_can_trap_p): Pass dummy offset and size.
26424 (enum may_trap_p_flags): Remove.
26425 (may_trap_p_1): Pass size from MEM_SIZE.
26427 PR rtl-optimization/38921
26428 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
26429 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
26430 * rtlanal.c (may_trap_after_code_motion_p): Delete.
26431 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
26433 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
26435 AVX Programming Reference (January, 2009)
26436 * config/i386/sse.md (*vpclmulqdq): New.
26438 2009-02-04 Jakub Jelinek <jakub@redhat.com>
26440 PR tree-optimization/38977
26441 PR gcov-profile/38292
26442 * calls.c (special_function_p): Disregard __builtin_ prefix.
26444 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
26446 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
26447 non-indexable addresses even before reload.
26449 2009-02-03 Joseph Myers <joseph@codesourcery.com>
26452 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
26453 as having variable size. Do not give an error for unnamed
26454 parameters with [*] declarators. Give a warning for type names
26455 with [*] declarators and mark them as variable size.
26456 * c-parser.c (c_parser_sizeof_expression): Do not give an error
26457 for sizeof applied to [*] type names.
26459 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
26462 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
26464 2009-02-03 Jakub Jelinek <jakub@redhat.com>
26466 * gcc.c (process_command): Update copyright notice dates.
26467 * gcov.c (print_version): Likewise.
26468 * gcov-dump.c (print_version): Likewise.
26469 * mips-tfile.c (main): Likewise.
26470 * mips-tdump.c (main): Likewise.
26472 2009-02-03 Joseph Myers <joseph@codesourcery.com>
26475 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
26476 for composite type involving a zero-length array type.
26478 2009-02-03 Jakub Jelinek <jakub@redhat.com>
26481 * function.c (match_asm_constraints_1): Skip over
26482 initial optional % in the constraint.
26484 PR inline-asm/39059
26485 * c-parser.c (c_parser_postfix_expression): If fixed point is not
26486 supported, don't accept FIXED_CSTs.
26487 * c-decl.c (finish_declspecs): Error if fixed point is not supported
26488 and _Sat is used without _Fract/_Accum. Set specs->type to
26489 integer_type_node for cts_fract/cts_accum if fixed point is not
26492 2009-02-02 Catherine Moore <clm@codesourcery.com>
26494 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
26496 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
26498 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
26499 (ABI_HAS_64BIT_SYMBOLS): Use it.
26500 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
26502 2009-02-02 Paul Brook <paul@codesourcery.com>
26504 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
26506 2009-02-02 Jakub Jelinek <jakub@redhat.com>
26508 PR inline-asm/39058
26509 * recog.h (asm_operand_ok): Add constraints argument.
26510 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
26511 recurse on matching constraint.
26512 (check_asm_operands): Pass constraints as 3rd argument to
26513 asm_operand_ok. Don't look up matching constraint here.
26514 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
26517 2009-02-02 Ben Elliston <bje@au.ibm.com>
26519 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
26520 TARGET_NARROW_VOLATILE_BITFIELD macro names.
26522 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26524 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
26525 information. Remove some obsolete information. Reorganize.
26527 * config/pa/fptr.c: Revert license to GPL 2.
26528 * config/pa/milli64.S: Likewise.
26530 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
26533 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
26534 LIBRARY name in, instead of hard-coding it.
26535 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
26536 extra target make frag to tmake_files according to EH model.
26537 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
26538 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
26539 frags that define makefile variable EH_MODEL appropriately.
26540 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
26541 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
26542 to "-sjlj" according to type of EH configured.
26543 (LIBGCC_SONAME): Concatenate it to shared library base name.
26544 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
26545 to "_sjlj" according to type of EH configured.
26546 (LIBGCC_SONAME): Concatenate it to shared library base name.
26547 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
26548 (SHLIB_LINK): Add missing semicolon to if-else construct.
26549 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
26550 string value of "pe_dll" command-line option.
26551 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
26552 (SHLIB_SONAME): Use it when overriding t-cygming default.
26553 (SHLIB_IMPLIB): Override t-cygming default.
26554 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
26555 string value of "pe_dll" command-line option.
26557 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
26560 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
26561 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
26563 2009-01-31 Richard Guenther <rguenther@suse.de>
26565 PR tree-optimization/38937
26566 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
26567 computing the transitive closure.
26569 2009-01-30 Richard Guenther <rguenther@suse.de>
26571 PR tree-optimization/39041
26572 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
26573 Propagate variable indices only if the types match for this stmt.
26575 2009-01-30 Jakub Jelinek <jakub@redhat.com>
26578 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
26579 inline but never defined.
26581 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
26583 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
26584 (*insv_h_di_reg_extimm): New insn.
26585 (*insv_l<mode>_reg_extimm): New insn.
26587 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
26589 * config/picochip/picochip.c (flag_conserve_stack): set
26590 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
26591 fconserve-stack. Reduce call-overhead used by inliner.
26593 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
26596 * common.opt (flag_conserve_stack): Initialised to zero.
26598 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
26601 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
26602 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
26605 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
26607 * ira-color.c (allocno_reload_assign): Update comments.
26608 * regmove.c (regmove_optimize): Likewise.
26612 2009-01-29 Robert Millan <rmh@aybabtu.com>
26614 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
26615 * config/i386/kopensolaris-gnu.h: New file. Undefine
26616 `MD_UNWIND_SUPPORT'.
26617 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
26619 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
26621 PR tree-optimization/39007
26622 * tree-loop-distribution.c (generate_builtin): Use
26623 recompute_dominator to compute the immediate dominator of the
26624 basic block just after the loop.
26626 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
26628 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
26629 (ASM_OUTPUT_DWARF_PCREL): Define.
26631 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
26633 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
26634 * doc/passes.texi: Remove entries about regclass, local-alloc, and
26635 global. Modify entries about regmove and IRA.
26637 * ra-conflict.c: Remove the file.
26639 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
26641 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
26642 (pass_regclass_init): Rename to pass_reginfo_init.
26644 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
26646 * toplev.h (flag_ira): Remove.
26648 * caller-save.c (setup_save_areas): Remove flag_ira.
26650 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
26652 * global.c: Remove the file.
26654 * opts.c (decode_options): Remove flag_ira.
26656 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
26658 * regmove.c: Modify file description.
26659 (find_use_as_address, try_auto_increment): Define them only if
26660 AUTO_INC_DEC is defined.
26661 (replacement_quality, replace_in_call_usage, fixup_match_1,
26662 stable_and_no_regs_but_for_p): Remove.
26663 (reg_set_in_bb): Make it static.
26664 (regmove_optimize): Remove flag_ira and code which worked for
26667 * local-alloc.c: Remove the file.
26669 * common.opt (fira): Remove.
26671 * ira.c: Include except.h.
26672 (eliminable_regset): Move from global.c.
26673 (mark_elimination): Ditto. Remove flag_ira.
26674 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
26675 equiv_mem_modified, validate_equiv_mem_from_store,
26676 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
26677 contains_replace_regs, memref_referenced_p, memref_used_between_p,
26678 no_equiv, recorded_label_ref): Move from local-alloc.c.
26679 (update_equiv_regs): Ditto. Make it static.
26680 (print_insn_chain, print_insn_chains): Move it from global.c.
26681 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
26682 (build_insn_chain): Ditto. Make it static.
26683 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
26684 Rename to init_live_subregs.
26685 (gate_ira): Remove flag_ira.
26687 * regclass.c: Rename reginfo.c. Change file description.
26688 (FORBIDDEN_INC_DEC_CLASSES): Remove.
26689 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
26690 (init_reg_sets_1): Remove code for evaluation of
26691 reg_class_superclasses and losing_caller_save_reg_set.
26692 (init_regs): Remove init_reg_autoinc.
26693 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
26694 ok_for_base_p_nonstrict): Remove.
26695 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
26696 (pass_regclass_init): Rename to pass_reginfo_init. Modify
26697 corresponding entries.
26698 (dump_regclass, record_operand_costs, scan_one_insn,
26699 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
26700 record_address_regs, auto_inc_dec_reg_p): Remove.
26701 (gt-regclass.h): Rename to gt-reginfo.h.
26703 * rtl.h (dump_global_regs, retry_global_alloc,
26704 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
26706 * Makefile.in (RA_H): Remove.
26707 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
26708 Rename regclass.o to reginfo.o.
26709 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
26711 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
26712 (GTFILES): Rename regclass.c to reginfo.c.
26714 * passes.c (init_optimization_passes): Remove pass_local_alloc and
26715 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
26717 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
26718 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
26720 (finish_spills): Ditto. Remove code for !flag_ira.
26722 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
26724 PR middle-end/35854
26725 * doc/invoke.texi (rtl debug options): Complete rewrite.
26726 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
26728 * mode-switching.c (pass_mode_switching): Rename pass from
26729 "mode-sw" to "mode_sw".
26730 * except.c (pass_convert_to_eh_ranges): Rename pass from
26731 "eh-ranges" to "eh_ranges".
26732 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
26736 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
26737 Alexander Monakov <amonakov@ispras.ru>
26739 PR middle-end/38857
26740 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
26742 (move_exprs_to_boundary): Change return type and pass through
26743 should_move from move_op. Relax assert. Update usage ...
26744 (schedule_expr_on_boundary): ... here. Use should_move instead of
26746 (move_op_orig_expr_found): Indicate that insn was disconnected from
26748 (code_motion_process_successors): Do not call after_merge_succs
26749 callback if original expression was not found when traversing any of
26751 (code_motion_path_driver): Change return type. Update prototype.
26752 (move_op): Update comment. Add a new parameter (should_move). Update
26753 prototype. Set *should_move based on indication provided by
26754 move_op_orig_expr_found.
26756 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
26758 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
26759 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
26760 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
26761 * config/rs6000/rs6000.c (rs6000_override_options): Default
26762 avoid-indexed-addresses on for Power6, off for everything else.
26763 (avoiding_indexed_address_p): New function.
26764 (rs6000_legitimize_address): Use it.
26765 (rs6000_legitimate_address): Likewise.
26766 * config/rs6000/rs6000.md (movXX_updateX): Likewise
26768 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
26770 PR tree-optimization/38997
26771 * tree-loop-distribution.c (generate_memset_zero): Use
26772 POINTER_PLUS_EXPR for a pointer addition.
26774 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
26776 * config/s390/s390.md (bswap<mode>2): New pattern added.
26778 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
26780 * config/s390/s390.md (*tls_load_31): Added type attribute.
26782 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
26784 * config/s390/s390.md: Fix a few comments.
26786 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
26788 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
26789 (*tm<mode>_full): Fixed z10prop attribute.
26790 (*tst<mode>_extimm): Fixed z10prop attribute.
26791 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
26792 (*tstqiCCT_cconly): Fixed z10prop attribute.
26793 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
26794 (*movsi_larl): Fixed z10prop attribute.
26795 (*movsi_zarch): Fixed z10prop attribute.
26796 (*movsi_eas): Fixed z10prop attribute.
26797 (*movhi): Fixed z10prop attribute.
26798 (*movqi): Fixed z10prop attribute.
26799 (*movstrictqi): Fixed z10prop attribute.
26800 (*mov<mode>): Fixed z10prop attribute.
26801 (*movcc): Fixed z10prop attribute.
26802 (*sethighpartdi_64): Fixed z10prop attribute.
26803 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
26804 (*negdi2_sign_cc): Fixed z10prop attribute.
26805 (*negdi2_sign): Fixed z10prop attribute.
26806 (*absdi2_sign_cc): Fixed z10prop attribute.
26807 (*absdi2_sign): Fixed z10prop attribute.
26808 (*negabsdi2_sign_cc): Fixed z10prop attribute.
26809 (*negabsdi2_sign): Fixed z10prop attribute.
26810 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
26811 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
26812 (doloop_si64): Fixed z10prop attribute.
26813 (doloop_si31): Fixed z10prop attribute.
26814 (doloop_long): Fixed z10prop attribute.
26815 (indirect_jump): Fixed z10prop attribute.
26816 (nop): Fixed z10prop attribute.
26817 (main_base_64): Fixed z10prop attribute.
26818 (reload_base_64): Fixed z10prop attribute.
26820 2009-01-28 Jakub Jelinek <jakub@redhat.com>
26822 PR rtl-optimization/38740
26823 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
26825 * config/mips/mips.c (mips_reorg): Likewise.
26827 2009-01-28 Richard Guenther <rguenther@suse.de>
26829 PR tree-optimization/38926
26830 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
26831 with the correct value id to a value.
26832 (do_regular_insertion): Use the value number of edoubleprime
26833 for the value number of the expr.
26836 2008-08-21 Richard Guenther <rguenther@suse.de>
26838 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
26839 a PHI ask VN if it is already available.
26840 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
26841 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
26843 2009-01-28 Jakub Jelinek <jakub@redhat.com>
26845 PR middle-end/38934
26846 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
26847 set to varying whenever max has TREE_OVERFLOW set, similarly
26848 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
26850 2009-01-28 Richard Guenther <rguenther@suse.de>
26852 PR middle-end/38908
26853 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
26854 uninitialized aggregate uses in call arguments.
26856 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
26858 PR tree-optimization/38984
26859 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
26860 the nothing_id variable if -fno-delete-null-pointer-checks.
26862 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
26865 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
26866 (set_got_offset_rex64): Ditto.
26868 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
26871 * doc/extend.texi: Improve local variable with asm reg.
26873 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
26875 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
26876 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
26877 was not supplied then set warn_packed_bitfield_compat to the
26878 default value of 1.
26879 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
26882 2009-01-27 Richard Guenther <rguenther@suse.de>
26884 PR tree-optimization/38503
26885 * cfgexpand.c (expand_gimple_basic_block): Ignore
26886 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
26887 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
26888 variables that cannot have TBAA applied.
26889 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
26892 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
26894 PR middle-end/38969
26895 * calls.c (initialize_argument_information): Do not wrap complex
26896 arguments in SAVE_EXPR.
26898 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
26900 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
26901 (INSTALL_LIBGCC): Revert typo commit.
26903 2009-01-26 Richard Guenther <rguenther@suse.de>
26905 PR tree-optimization/38745
26906 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
26907 from special handling.
26909 2009-01-26 Richard Guenther <rguenther@suse.de>
26911 PR tree-optimization/38745
26912 * tree-ssa.c (execute_update_addresses_taken): Do not include
26913 variables that cannot possibly be a register in not_reg_needs.
26914 Do not clear TREE_ADDRESSABLE on vars that may not become
26916 * tree-ssa.c (update_alias_info_1): Include those in the set
26917 of addressable vars.
26919 2009-01-26 Richard Guenther <rguenther@suse.de>
26921 PR middle-end/38851
26922 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
26923 * tree-ssa-dse.c: Include langhooks.h
26924 (execute_simple_dse): Remove stores with zero size.
26926 2009-01-24 Jakub Jelinek <jakub@redhat.com>
26929 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
26932 2009-01-24 Julian Brown <julian@codesourcery.com>
26934 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
26935 config/arm/linux-atomic.c.
26936 * config/arm/linux-atomic.c: New.
26938 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
26940 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
26941 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
26942 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
26944 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
26947 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
26950 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
26952 PR tree-optimization/38953
26953 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
26954 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
26955 (gloog): Split the exit of the scop when the scop exit is a loop exit.
26956 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
26959 2009-01-24 Paul Brook <paul@codesourcery.com>
26961 * config/arm/neon.md (neon_type): Move to arm.md.
26962 (neon_mov<VSTRUCT>): Add neon_type attribute.
26963 * config/arm/arm.md (neon_type): Move to here.
26964 (conds): Add "unconditioal" and use as default for NEON insns.
26966 2009-01-24 Ben Elliston <bje@au.ibm.com>
26968 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
26969 void *' warning from -Wc++-compat.
26970 * Makefile.in (dominance.o-warn): Remove.
26972 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
26974 PR tree-optimization/38932
26975 * fold-const.c (fold_unary_ignore_overflow): New.
26976 * tree.h (fold_unary_ignore_overflow): Declare.
26977 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
26978 * tree-ssa-sccvn.c (visit_reference_op_load,
26979 simplify_unary_expression): Likewise.
26981 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
26983 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
26984 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
26985 regardless of their type.
26986 * c-common.c (handle_packed_attribute): Don't ignore packed on
26988 * c.opt (Wpacked-bitfield-compat): New warning option.
26989 * stor-layout.c (place_field): Warn if offset of a field changed.
26990 * doc/extend.texi (packed): Mention the ABI change.
26991 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
26992 (Warning Options): Add it to the list.
26994 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
26996 * c-opts.c (c_common_post_options): Fix a typo in comments.
26998 2009-01-22 Steve Ellcey <sje@cup.hp.com>
27000 PR middle-end/38615
27001 * gimplify.c (gimplify_init_constructor): Fix promotion of const
27002 variables to static.
27003 * doc/invoke.texi (-fmerge-all-constants): Update description.
27005 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
27008 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
27009 (*movdi_1_rex64): Use type "mmx" for alternative 5.
27011 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
27013 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
27015 (LOCAL_ALIGNMENT): Similarly.
27017 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
27018 Joseph Myers <joseph@codesourcery.com>
27020 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
27021 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
27022 * config/arm/arm-tune.md: Regenerate.
27023 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
27026 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
27028 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
27029 version number to five.
27031 2009-01-22 Dodji Seketeli <dodji@redhat.com>
27034 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
27035 * c-common.c (set_underlying_type): Likewise.
27036 (is_typedef_decl ): Likewise
27038 (set_underlying_type): Likewise.
27039 (is_typedef_type): Likewise.
27041 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
27043 PR middle-end/38587
27044 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
27047 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
27050 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
27051 (LIBGCC_SPEC): Don't define.
27052 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
27054 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
27056 PR rtl-optimization/38879
27057 * alias.c (base_alias_check): Unaligned access via AND address can
27058 alias all surrounding object types except those with sizes equal
27059 or wider than the size of unaligned access.
27061 2009-01-21 Dodji Seketeli <dodji@redhat.com>
27064 * c-decl.c (clone_underlying_type): Move this ...
27065 * c-common.c (set_underlying_type): ... here.
27066 Also, make sure the function properly sets TYPE_STUB_DECL() on
27067 the newly created typedef variant type.
27068 (is_typedef_decl ): New entry point.
27069 * tree.h: Added a new member member_types_needing_access_check to
27070 struct tree_decl_non_common.
27071 (set_underlying_type): New entry point.
27072 (is_typedef_type): Likewise.
27074 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
27076 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
27077 Check whether two instructions have memory references that
27078 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
27079 are helper functions for traversing.
27080 * alias.h (insn_alias_sets_confilict_p): New prototypes.
27081 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
27082 not to draw dependency edge for instructions with non-conflicting
27085 2009-01-20 Joseph Myers <joseph@codesourcery.com>
27088 * longlong.h: Update copyright years. Use soft-fp license notice.
27089 Sync __clz_tab declaration with glibc.
27091 2009-01-20 Steve Ellcey <sje@cup.hp.com>
27094 * doc/extend.texi (syscall_linkage): New.
27095 (version_id): Modify.
27097 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
27098 Richard Guenther <rguenther@suse.de>
27100 PR tree-optimization/38747
27101 PR tree-optimization/38748
27102 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
27103 conversion if the base address is an indirect reference and the
27104 aliasing sets could cause issues.
27106 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
27108 * common.opt (fgraphite, fgraphite-identity): Add comment for
27109 explaining why these options are not documented.
27111 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
27113 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
27114 gimple_call_lhs is NULL.
27116 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
27119 * emit-rtl.c (adjust_address_1): Make sure memref is never
27122 2009-01-20 Ben Elliston <bje@au.ibm.com>
27124 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
27125 const qualifier from arg parameter. Remove unnecessary cast to char *.
27126 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
27127 const qualifier from arg 2.
27129 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
27131 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
27133 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
27136 * rtl.h (reinit_regs): New prototype.
27137 * regclass.c: Include ira.h.
27138 (reinit_regs): New.
27139 * Makefile.in (regclass.o): Add ira.h.
27140 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
27142 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
27145 * c-common.c (handle_aligned_attribute): Use
27146 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
27147 default alignment value.
27149 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
27151 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
27152 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
27154 * doc/extend.texi: Update __attribute__ ((aligned)). Document
27155 __BIGGEST_ALIGNMENT__.
27157 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
27159 2009-01-18 Richard Guenther <rguenther@suse.de>
27161 PR tree-optimization/38819
27162 * tree-flow.h (operation_could_trap_helper_p): Declare.
27163 * tree-eh.c (operation_could_trap_helper_p): Export.
27164 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
27165 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
27166 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
27167 are about to insert a possibly trapping instruction and fail
27170 2009-01-18 Andreas Schwab <schwab@suse.de>
27172 * doc/install.texi (Configuration): Remove obsolete paragraph
27173 about use of --with-gnu-ld with --with-gnu-as.
27175 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
27177 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
27178 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
27179 Follow spelling conventions.
27181 2009-01-18 Ben Elliston <bje@au.ibm.com>
27183 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
27184 C++ warning about implicit conversion from void * to struct
27186 (bitmap_obstack_free): Likewise for bitmap_element *.
27187 * Makefile.in (bitmap.o-warn): Remove.
27189 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
27191 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
27193 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
27194 Tobias Grosser <tobi.grosser@amd.com>
27196 * graphite.c (graphite_trans_scop_block): Do not block single
27199 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
27201 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
27202 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
27203 test with assertion.
27205 2009-01-16 Richard Guenther <rguenther@suse.de>
27207 PR tree-optimization/38835
27208 PR middle-end/36227
27209 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
27210 and INT + PTR -> (INT)(PTR p+ INT) folding.
27211 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
27213 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
27216 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
27217 the subreg from a lowpart subreg if it is also casting the value.
27219 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
27220 Tobias Grosser <tobi.grosser@amd.com>
27222 * graphite.c (compare_prefix_loops): New.
27223 (build_scop_canonical_schedules): Rewritten.
27224 (graphite_transform_loops): Move build_scop_canonical_schedules
27225 after build_scop_iteration_domain.
27227 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
27228 Tobias Grosser <tobi.grosser@amd.com>
27230 * graphite.c (add_conditions_to_domain): Add the loops to
27231 the dimension of the iteration domain. Do copy the domain
27232 only when it exists.
27233 (build_scop_conditions_1): Do not call add_conditions_to_domain.
27234 (add_conditions_to_constraints): New.
27235 (can_generate_code_stmt, can_generate_code): Removed.
27236 (gloog): Do not call can_generate_code.
27237 (graphite_transform_loops): Call add_conditions_to_constraints
27238 after building the iteration domain.
27240 2009-01-16 Jakub Jelinek <jakub@redhat.com>
27242 PR tree-optimization/38789
27243 * tree-ssa-threadedge.c
27244 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
27245 __builtin_constant_p.
27247 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
27249 * dce.c (delete_unmarked_insns): Reversed the order that insns are
27250 examined before deleting them.
27252 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
27254 * function.c (aggregate_value_p): Correctly extract the function
27255 type from CALL_EXPR_FN lookup.
27257 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
27259 * config/picochip/picochip.c (picochip_override_options): Revert
27260 CFI asm flag disable commited previously.
27262 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
27263 Tobias Grosser <tobi.grosser@amd.com>
27264 Jan Sjodin <jan.sjodin@amd.com>
27266 * graphite.c (scan_tree_for_params): On substractions negate
27267 all the coefficients of the term.
27268 (clast_to_gcc_expression_red): New. Handle reduction expressions
27269 of more than two operands.
27270 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
27271 (get_vdef_before_scop): Handle also the case of default definitions.
27273 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
27275 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
27276 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
27277 Also use them when walking CALL_INSN_FUNCTION_USAGE.
27279 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
27280 Joey Ye <joey.ye@intel.com>
27282 PR middle-end/37843
27283 * cfgexpand.c (expand_stack_alignment): Don't update stack
27284 boundary nor check incoming stack boundary here.
27285 (gimple_expand_cfg): Update stack boundary and check incoming
27286 stack boundary here.
27288 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
27290 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
27292 2009-01-14 Jakub Jelinek <jakub@redhat.com>
27294 PR rtl-optimization/38245
27295 * calls.c (expand_call): Add stack arguments to
27296 CALL_INSN_FUNCTION_USAGE even for pure calls (when
27297 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
27298 in regs and partially in memory or BLKmode arguments.
27299 (emit_library_call_value_1): Add stack arguments to
27300 CALL_INSN_FUNCTION_USAGE even for pure calls (when
27301 ACCUMULATE_OUTGOING_ARGS).
27302 * dce.c: Include tm_p.h.
27303 (find_call_stack_args): New function.
27304 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
27306 (mark_insn): Call find_call_stack_args for CALL_Ps.
27307 (prescan_insns_for_dce): Walk insns backwards in bb rather than
27308 forwards. Allocate and free arg_stores bitmap if needed, pass it
27309 down to deletable_insn_p, don't mark stores set in arg_stores
27310 bitmap, clear the bitmap at the beginning of each bb.
27311 * Makefile.in (dce.o): Depend on $(TM_P_H).
27313 2009-01-14 Michael Meissner <gnu@the-meissners.org>
27316 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
27317 to make sure the insn is a conditional test (bug 22599). Reformat a
27320 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
27322 PR middle-end/38431
27323 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
27324 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
27325 (gloog): Do not call cleanup_tree_cfg.
27326 (graphite_transform_loops): Call cleanup_tree_cfg after all
27327 scops have been code generated.
27329 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
27330 * doc/gty.texi (Invoking the garbage collector): Added new node
27331 and section documenting ggc_collect.
27333 2009-01-14 Richard Guenther <rguenther@suse.de>
27335 PR tree-optimization/38826
27336 PR middle-end/38477
27337 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
27338 initialization notes only if we actually emitted a warning.
27339 (intra_create_variable_infos): Add constraints for a result decl
27340 that is passed by hidden reference.
27341 (build_pred_graph): Mark all related variables non-direct on
27344 2009-01-14 Nick Clifton <nickc@redhat.com>
27346 * ira-conflicts.c: Include addresses.h for the definition of
27348 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
27349 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
27351 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
27354 * Makefile.in (ira-lives.o): Add except.h.
27356 * ira-lives.c: Include except.h.
27357 (process_bb_node_lives): Process can_throw_internal.
27359 2009-01-13 Jakub Jelinek <jakub@redhat.com>
27361 PR rtl-optimization/38774
27362 * combine.c (simplify_set): When undoing cc_use change, don't do
27363 PUT_CODE on the newly created comparison, but instead put back the
27366 2009-01-13 Joseph Myers <joseph@codesourcery.com>
27368 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
27369 values. Remove duplicate arm8 entry.
27371 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
27373 PR tree-optimization/38786
27374 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
27375 the SSA_NAME case of expand_scalar_variables_expr.
27376 Set the type of an expression to the type of its assign statement.
27377 (expand_scalar_variables_expr): Also gather the scalar computation
27378 used to index the memory access. Do not pass loop_p.
27379 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
27380 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
27381 the gimple_stmt_iterator where it inserts new code.
27382 Do not pass loop_p.
27383 (copy_bb_and_scalar_dependences): Do not pass loop_p.
27384 (translate_clast): Update call to copy_bb_and_scalar_dependences.
27386 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
27388 * graphite.h (debug_value): Removed.
27389 * graphite.c (debug_value): Removed.
27391 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
27393 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
27394 ldrd/strd with two 32-bit instructions.
27396 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
27398 * config/arm/arm.c (struct processors): Pass for speed down into
27399 cost helper functions.
27400 (const_ok_for_op): Handle COMPARE and inequality nodes.
27401 (arm_rtx_costs_1): Rewrite.
27402 (arm_size_rtx_costs): Update prototype.
27403 (arm_rtx_costs): Pass speed down to helper functions.
27404 (arm_slowmul_rtx_costs): Rework cost calculations.
27405 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
27406 (arm_9e_rtx_costs): Likewise.
27408 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
27410 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
27411 relocations of local symbols wider than UNITS_PER_WORD are not valid.
27412 (alpha_legitimize_address): Do not split local symbols wider than
27413 UNITS_PER_WORD into HIGH/LO_SUM parts.
27415 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
27418 * gcc.c (process_command): Replace call to execvp with calls
27419 to pex_one and exit.
27421 2009-01-03 Anatoly Sokolov <aesok@post.ru>
27424 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
27425 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
27426 variant for devices with 3-byte PC.
27427 (__tablejump_elpm__): New.
27429 2009-01-12 Jakub Jelinek <jakub@redhat.com>
27432 * c-parser.c (c_parser_postfix_expression): Allow `->' in
27433 offsetof member-designator, handle it as `[0].'.
27435 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27437 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
27438 function when not using named sections on targets with named sections
27439 if branch distance is less than 262132.
27441 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
27443 * combine.c (combine_instructions): Recompute
27444 optimize_this_for_speed_p for each BB in the main combine loop.
27446 2009-01-12 Tomas Bily <tbily@suse.cz>
27449 * tree-loop-distribution.c (prop_phis): New function.
27450 (generate_builtin): Call prop_phis.
27452 2009-01-12 Jakub Jelinek <jakub@redhat.com>
27454 PR tree-optimization/38807
27455 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
27456 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
27458 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
27460 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
27461 subreg of op0 to the original op0.
27463 2009-01-11 Laurent GUERBY <laurent@guerby.net>
27465 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
27467 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
27470 * mips-tfile.c (parse_def): Fix parsing of def strings
27471 starting with digits.
27473 2009-01-10 Jakub Jelinek <jakub@redhat.com>
27476 * config/arm/arm.c (arm_is_long_call_p): Don't call
27477 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
27479 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
27481 * regrename.c (regrename_optimize): Fix dumping.
27482 (find_oldest_value_reg): Preserve REG_POINTER.
27483 (copy_hardreg_forward_1): Likewise.
27485 2009-01-09 Diego Novillo <dnovillo@google.com>
27487 * gimple.h (struct gimple_statement_base) <uid>: Document
27488 the restrictions on its use.
27489 (gimple_uid): Tidy.
27490 (gimple_set_uid): Tidy.
27492 2009-01-09 Jakub Jelinek <jakub@redhat.com>
27494 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
27495 zero guard even if align_bytes != 0 and count is smaller than
27498 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
27500 PR rtl-optimization/38495
27501 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
27502 (add_range_and_copies_from_move_list): Print all added ranges.
27503 Add ranges to memory optimized destination.
27505 2009-01-09 Jakub Jelinek <jakub@redhat.com>
27509 * config/i386/i386.c (override_options): Reject
27510 -mstringop-strategy=rep_8byte with -m32.
27511 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
27512 to 1. Do count comparison against epilogue_size_needed at compile
27513 time even when count_exp was constant forced into register. For
27514 size_needed don't jump to epilogue, instead just avoid aligning
27515 and invoke the body algorithm. If need_zero_guard, add zero guard
27516 even if count is non-zero, but smaller than size_needed + number of
27517 bytes that could be stored for alignment.
27518 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
27519 to 1. If need_zero_guard, add zero guard even if count is non-zero,
27520 but smaller than size_needed + number of bytes that could be stored
27521 for alignment. Compare size_needed with epilogue_size_needed instead
27522 of desired_align - align, don't adjust size_needed, pass
27523 epilogue_size_needed to the epilogue expanders.
27526 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
27528 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27530 * pa.c (last_address): Change to unsigned.
27531 (update_total_code_bytes): Change argument to unsigned. Don't
27532 check if insn addresses are set.
27533 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
27534 addresses are not set.
27535 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
27537 2009-01-09 Nick Clifton <nickc@redhat.com>
27539 * config/sh/symbian.c: Replace uses of DECL_INLINE with
27540 DECL_DECLARED_INLINE_P.
27542 2009-01-09 Jakub Jelinek <jakub@redhat.com>
27544 PR middle-end/38347
27545 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
27546 GET_MODE (op0) in operand_subword_force calls.
27548 PR middle-end/38771
27549 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
27550 fold_convert arg0 operands to TREE_TYPE (op0) first.
27552 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
27554 * params.def (ira-max-conflict-table-size): Decrease default value
27557 2009-01-08 Jakub Jelinek <jakub@redhat.com>
27559 PR tree-optimization/37031
27560 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
27562 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
27563 allocate it using gc instead of heap, use VEC_quick_push instead of
27565 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
27566 instead of heap, use VEC_quick_push instead of VEC_safe_push.
27567 * tree-data-ref.h (struct access_matrix): Change matrix to gc
27568 allocated vector from heap allocated.
27569 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
27570 * tree-loop-linear.c (linear_transform_loops): Allocate nest
27571 vector only after perfect_loop_nest_depth call.
27573 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
27574 Jan Sjodin <jan.sjodin@amd.com>
27576 PR tree-optimization/38559
27577 * graphite.c (debug_value, copy_constraint,
27578 swap_constraint_variables, scale_constraint_variable, ): New.
27579 (get_lower_bound, get_upper_bound): Removed.
27580 (graphite_trans_bb_strip_mine): Clean up this code that works
27581 only for constant number of iterations. Fully copy upper and
27582 lower bound constraints, not only the constant part of them.
27583 * graphite.h (debug_value): Declared.
27585 2009-01-08 Ira Rosen <irar@il.ibm.com>
27587 PR tree-optimization/37194
27588 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
27589 Don't add the cost of cost model guard in prologue to scalar
27590 outside cost in case of known number of iterations.
27592 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
27593 Alan Modra <amodra@bigpond.net.au>
27595 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
27596 non-word-aligned REG+CONST addressing.
27598 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
27601 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
27602 free_after_compilation when outputting a thunk.
27603 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
27604 Do not call free_after_compilation here.
27606 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
27608 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
27609 (ix86_valid_target_attribute_inner_p): Ditto.
27611 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
27613 PR tree-optimization/38492
27614 PR tree-optimization/38498
27615 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
27616 * tree-chrec.h (scev_is_linear_expression): Declared.
27617 * graphite.c (graphite_cannot_represent_loop_niter): New.
27618 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
27619 (graphite_loop_normal_form): Use gcc_assert.
27620 (scan_tree_for_params): Use CASE_CONVERT.
27621 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
27622 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
27623 Use gcc_assert. Discard scops that contain unhandled cases.
27624 (build_scop_conditions): Return a boolean status for unhandled cases.
27625 (strip_mine_profitable_p): Print the loop number, not its depth.
27626 (is_interchange_valid): Pass the depth of the loop nest, don't
27627 recompute it wrongly.
27628 (graphite_trans_bb_block): Same.
27629 (graphite_trans_bb_block): Print tentative of loop blocking.
27630 (graphite_trans_scop_block): Do not print that the loop has been
27632 (graphite_transform_loops): Do not handle scops that contain condition
27635 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
27637 AVX Programming Reference (December, 2008)
27638 * config/i386/avxintrin.h (_mm256_stream_si256): New.
27639 (_mm256_stream_pd): Likewise.
27640 (_mm256_stream_ps): Likewise.
27642 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
27643 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
27644 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
27645 (bdesc_special_args): Add __builtin_ia32_movntdq256,
27646 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
27647 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
27648 (ix86_expand_special_args_builtin): Likewise.
27650 * config/i386/sse.md (AVXMODEDI): New.
27651 (avx_movnt<mode>): Likewise.
27652 (avx_movnt<mode>): Likewise.
27653 (<sse>_movnt<mode>): Remove AVX support.
27654 (sse2_movntv2di): Likewise.
27656 2009-01-07 Richard Guenther <rguenther@suse.de>
27658 PR middle-end/38751
27659 * fold-const.c (extract_muldiv): Remove obsolete comment.
27660 (fold_plusminus_mult_expr): Undo MINUS_EXPR
27661 to PLUS_EXPR canonicalization for the canonicalization.
27663 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
27665 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
27666 hosted cross-compilers generating less efficient code.
27668 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
27670 * function.h (rtl_data): Add a dbr_scheduled_p field.
27671 * reorg.c (dbr_schedule): Set it.
27672 (gate_handle_delay_slots): Check it.
27673 * config/mips/mips.c (mips_base_delayed_branch): Delete.
27674 (mips_reorg): Check flag_delayed_branch instead of
27675 mips_base_delayed_branch.
27676 (mips_override_options): Don't set mips_base_delayed_branch
27677 or flag_delayed_branch.
27679 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
27681 PR rtl-optimization/38426.
27682 * ira.c (ira): Set current_function_is_leaf earlier.
27684 2009-01-06 Jakub Jelinek <jakub@redhat.com>
27686 PR rtl-optimization/38722
27687 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
27688 too early, only set a flag and modify after last possible
27691 2009-01-06 Janis Johnson <janis187@us.ibm.com>
27694 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
27695 * real.c (decimal_single_format): Correct values of emin and emax.
27696 (decimal_double_format): Ditto.
27697 (decimal_quad_format): Ditto.
27698 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
27699 computation of DECnn_MIN and DECnn_MAX for corrected values of
27700 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
27701 __DECnn_MIN__, and adjust its computation for the corrected value
27704 2009-01-06 Jan Hubicka <jh@suse.cz>
27707 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
27709 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
27711 * doc/contrib.texi (Contributors): Slightly adjust the end note.
27712 Add Robert Clark to the list of testers.
27714 2009-01-06 Jan Hubicka <jh@suse.cz>
27715 Kai Tietz <kai.tietz@onevision.com>
27717 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
27718 * config/i386/i386.c (ix86_expand_call): Add clobbers.
27720 2009-01-06 Jan Hubicka <jh@suse.cz>
27721 Kai Tietz <kai.tietz@onevision.com>
27723 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
27725 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
27726 (ix86_nsaved_regs): Count only general purpose regs.
27727 (ix86_nsaved_sseregs): New.
27728 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
27729 to 16 for w64; compute padding and size of sse reg save area.
27730 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
27731 general purpose regs.
27732 (ix86_emit_save_sse_regs_using_mov): New.
27733 (ix86_expand_prologue): Save SSE regs if needed.
27734 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
27735 (ix86_emit_restore_sse_regs_using_mov): New.
27736 (ix86_expand_epilogue): Save SSE regs if needed.
27738 2009-01-06 Jan Hubicka <jh@suse.cz>
27739 Kai Tietz <kai.tietz@onevision.com>
27741 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
27742 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
27743 functions when accumulate outgoing args is off.
27745 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
27748 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
27749 before using pseudos_have_intersected_live_ranges_p.
27751 * ira-int.h (ira_assert): Always define.
27753 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
27755 AVX Programming Reference (December, 2008)
27756 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
27757 (_mm256_permute2_pd): Likewise.
27758 (_mm_permute2_ps): Likewise.
27759 (_mm256_permute2_ps): Likewise.
27760 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
27761 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
27763 * config/i386/i386.c (ix86_builtins): Remove
27764 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
27765 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
27766 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
27767 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
27768 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
27769 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
27770 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
27771 __builtin_ia32_vpermil2ps256.
27772 (ix86_init_mmx_sse_builtins): Updated.
27773 (ix86_expand_args_builtin): Likewise.
27775 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27777 * pa.c (output_call): Relocate non-jump insns in the delay slot of
27778 long absolute calls when generating PA 2.0 code.
27780 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
27782 PR rtl-optimization/38583
27783 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
27785 * params.def (ira-max-conflict-table-size): New.
27787 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
27789 * ira.h (ira_conflicts_p): New external definition.
27791 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
27792 table. Report this. Return result of building.
27793 (ira_build_conflicts): Use ira_conflicts_p. Check result of
27794 building conflict table.
27796 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
27797 (ira_color): Use ira_conflicts_p.
27799 * global.c: Include ira.h.
27800 (pseudo_for_reload_consideration_p, build_insn_chain): Use
27803 * Makefile.in (global.o): Add ira.h.
27805 * ira-build.c (mark_all_loops_for_removal,
27806 propagate_some_info_from_allocno): New.
27807 (remove_unnecessary_allocnos): Call
27808 propagate_some_info_from_allocno.
27809 (remove_low_level_allocnos): New.
27810 (remove_unnecessary_regions): Add parameter. Call
27811 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
27812 parameter to remove_unnecessary_regions.
27813 (ira_build): Remove all regions but root if the conflict table was
27814 not built. Update conflict hard regs for allocnos crossing calls.
27816 * ira.c (ira_conflicts_p): New global.
27817 (ira): Define and use ira_conflicts_p.
27819 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
27820 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
27821 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
27823 2009-01-06 Ben Elliston <bje@au.ibm.com>
27825 * gengtype-lex.l (YY_NO_INPUT): Define.
27827 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
27830 * c-common.c (handle_vector_size_attribute): Also reject
27831 BOOLEAN_TYPE types.
27833 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
27835 PR tree-optimization/38492
27836 * graphite.c (rename_map_elt, debug_rename_elt,
27837 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
27838 rename_map_elt_info, eq_rename_map_elts,
27839 get_new_name_from_old_name, bb_in_sese_p): Moved around.
27840 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
27841 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
27842 (sese_build_livein_liveouts): New.
27843 (new_sese, free_sese): New.
27844 (new_scop): Call new_sese.
27845 (free_scop): Call free_sese.
27846 (rename_variables_from_edge, rename_phis_end_scop): Removed.
27847 (register_old_new_names): Renamed register_old_and_new_names.
27848 (register_scop_liveout_renames, add_loop_exit_phis,
27849 insert_loop_close_phis, struct igp,
27850 default_liveout_before_guard, add_guard_exit_phis,
27851 insert_guard_phis, copy_renames): New.
27852 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
27853 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
27854 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
27855 (scop_adjust_phis_for_liveouts): New.
27856 (gloog): Call scop_adjust_phis_for_liveouts.
27858 * graphite.h (struct sese): Documented. Added fields liveout,
27859 num_ver and livein.
27860 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
27861 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
27862 (struct scop): Added field liveout_renames.
27863 (SCOP_LIVEOUT_RENAMES): New.
27865 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
27867 PR tree-optimization/38510
27868 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
27869 (translate_clast): Call recompute_all_dominators before
27871 (gloog): Call recompute_all_dominators before graphite_verify.
27873 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
27874 Jan Sjodin <jan.sjodin@amd.com>
27876 PR tree-optimization/38500
27877 * graphite.c (create_sese_edges): Call fix_loop_structure after
27880 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
27882 * config.gcc: Add m32r*-*-rtems*.
27883 * config/m32r/rtems.h: New file.
27885 2009-01-05 Ben Elliston <bje@au.ibm.com>
27887 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
27888 (.po.pox): Likewise.
27889 (po/gcc.pot): Likewise.
27891 2009-01-04 David S. Miller <davem@davemloft.net>
27893 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
27894 (STARTING_FRAME_OFFSET): Always set to zero.
27896 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
27898 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
27899 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
27900 fixed-point types, and vectors of the same.
27902 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
27904 * config/mips/sync.md (*mb_barrier): Rename to...
27905 (*memory_barrier): ...this.
27907 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
27909 * doc/extend.texi (Function Attributes): Move @cindex after @item
27910 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
27911 and put in alphabetical order. Fix 'target' name and put in order.
27912 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
27915 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
27917 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
27918 (memory_barrier): Expand as unspec instead of unspec_volatile.
27919 Remove mem:BLK from insn operands. Use Pmode scratch register.
27920 (*memory_barrier): Define as unspec instead of unspec_volatile.
27921 Use (match_dup 0) as input operand.
27923 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
27924 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
27925 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
27926 scratch register. Remove operand 1.
27927 (*stbar): Define as unspec instead of unspec_volatile.
27928 Use (match_dup 0) as input operand, remove (const_int 8).
27929 (*membar): Define as unspec instead of unspec_volatile.
27930 Use (match_dup 0) as input operand, remove input operand 2.
27932 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
27933 (memory_barrier): Expand as unspec instead of unspec_volatile.
27934 Remove mem:BLK from insn operands. Use Pmode scratch register.
27935 (*memory_barrier): Define as unspec instead of unspec_volatile.
27936 Use (match_dup 0) as input operand.
27938 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
27939 Remove mem:BLK from insn operands. Use Pmode scratch register.
27940 Set volatile flag on operand 0.
27941 (*memory_barrier): New insn pattern.
27943 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
27945 (*memory_barrier): Use (match_dup 0) as input operand.
27947 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
27948 Remove mem:BLK from insn operands. Use Pmode scratch register.
27949 Set volatile flag on operand 0.
27950 (*mb_internal): New insn pattern.
27952 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
27954 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
27956 PR middle-end/38586
27957 * function.c (struct temp_slot): Move to the section of the file
27958 that deals with temp slots. Remove field 'address'.
27959 (temp_slot_address_table): New hash table of address -> temp slot.
27960 (struct temp_slot_address_entry): New struct, items for the table.
27961 (temp_slot_address_compute_hash, temp_slot_address_hash,
27962 temp_slot_address_eq, insert_temp_slot_address): Support functions
27964 (find_temp_slot_from_address): Rewrite to use the new hash table.
27965 (remove_unused_temp_slot_addresses): Remove addresses of temp
27966 slots that have been made available.
27967 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
27968 worker function for remove_unused_temp_slot_addresses.
27969 (assign_stack_temp_for_type): Don't clear the temp slot address list.
27970 Add the temp slot address to the address -> temp slot map.
27971 (update_temp_slot_address): Update via insert_temp_slot_address.
27972 (free_temp_slots): Call remove_unused_temp_slot_addresses.
27973 (pop_temp_slots): Likewise.
27974 (init_temp_slots): Allocate the address -> temp slot map, or empty
27975 the map if it is already allocated.
27976 (prepare_function_start): Initialize temp slot processing.
27978 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
27980 PR middle-end/38584
27981 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
27982 Calculate the size of all stack vars assuming no packing of stack
27983 vars will happen, replacing a quadratic algorithm with a linear one.
27985 2009-01-03 Jakub Jelinek <jakub@redhat.com>
27988 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
27991 2009-01-03 Diego Novillo <dnovillo@google.com>
27993 * doc/contrib.texi: Update contributions.
27995 2009-01-03 Jakub Jelinek <jakub@redhat.com>
27998 * builtins.c (fold_builtin_memory_op): Give up if either operand
27999 is volatile. Set srctype or desttype to non-qualified version
28003 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
28004 and FUNCTION_DECLs.
28006 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
28008 PR rtl-optimization/35805
28009 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
28010 problem if fast dce is able to remove any instructions.
28011 * dce.c (dce_process_block): Fix dump message.
28013 2009-01-02 Mark Mitchell <mark@codesourcery.com>
28016 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
28018 2009-01-02 Jakub Jelinek <jakub@redhat.com>
28020 PR middle-end/38690
28021 * tree-flow.h (op_code_prio, op_prio): New prototypes.
28022 * tree-pretty-print.c (op_code_prio): New function.
28023 (op_prio): No longer static. Use op_code_prio.
28024 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
28025 Use op_prio and op_code_prio to determine if () should be
28026 printed around operand(s) or not.
28028 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
28029 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
28030 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
28031 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
28032 pp_character instead of pp_string for single letter printing.
28034 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
28036 * doc/extend.texi: Fix '#pragma GCC option' typo.
28038 2009-01-02 Richard Guenther <rguenther@suse.de>
28040 * doc/install.texi (--enable-checking): Mention different
28041 default for stage1.
28042 (--enable-stage1-checking): Document.
28044 2009-01-01 Andrew Pinski <pinskia@gmail.com>
28046 PR middle-end/30142
28047 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
28048 case to be an error.
28050 2009-01-02 Ben Elliston <bje@au.ibm.com>
28052 * config/fp-bit.h (pack_d): Constify argument.
28053 * config/fp-bit.c (makenan): Constify return type. Remove casts.
28054 (isnan): Constify argument.
28056 (iszero): Likewise.
28057 (pack_d): Likewise.
28058 (_fpadd_parts): Constify return type.
28059 (_fpmul_parts): Likewise.
28060 (_fpdiv_parts): Likewise.
28062 2009-01-01 Jakub Jelinek <jakub@redhat.com>
28065 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
28066 warn about overwriting initializer with side-effects or
28067 -Woverride-init if !IMPLICIT.
28068 (output_init_element): Likewise. Pass IMPLICIT down to
28070 (process_init_element): Add IMPLICIT argument. Pass it down
28071 to output_init_element.
28072 (push_init_element, pop_init_level, set_designator): Adjust
28073 process_init_element callers.
28074 (set_nonincremental_init, set_nonincremental_init_from_string):
28075 Adjust add_pending_init callers.
28076 (output_pending_init_elements): Adjust output_init_element callers.
28077 * c-tree.h (process_init_element): Adjust prototype.
28078 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
28079 process_init_element callers.
28082 Copyright (C) 2009 Free Software Foundation, Inc.
28084 Copying and distribution of this file, with or without modification,
28085 are permitted in any medium without royalty provided the copyright
28086 notice and this notice are preserved.