1 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
3 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix
6 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
9 * doc/invoke.texi (Warning Options): Annotate allowed languages
10 for -Wunsuffixed-float-constants.
12 2009-10-05 Jakub Jelinek <jakub@redhat.com>
14 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
15 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
16 same name and isn't the main variant.
19 * dwarf2out.c (loc_by_reference): Removed.
20 (dw_loc_list_1): New function.
21 (dw_loc_list): Remove toplev argument, add want_address argument.
22 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
23 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
24 want_address == 2 to dw_loc_list. For successful dw_loc_list
25 set have_address to 1 only if want_address is not 0.
27 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
29 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
30 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
31 a code block followed by two pointers.
32 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
33 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
34 (MIPS_MOVE): Likewise.
39 (mips_asm_trampoline_template): Delete.
40 (mips_trampoline_code_size): New function.
41 (mips_trampoline_init): Add shorter sequences for all cases
42 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
43 Calculate the opcodes directly, rather than copying from a template.
44 Only flush the code part of the trampoline.
45 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
47 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
49 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
50 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
51 (INCOMING_RETURN_ADDR_RTX): Likewise.
52 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
54 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
55 with RETURN_ADDR_REGNUM.
56 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
57 * config/mips/mips.c (mips16_build_call_stub): Replace
58 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
59 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
60 (mips_print_operand_punctuation): Likewise.
61 (mips_frame_set): Likewise.
62 (mips16e_output_save_restore): Likewise.
63 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
64 (mips_save_reg_p): Likewise.
65 (mips_return_addr): Likewise.
66 (mips_set_return_address): Likewise.
67 (mips_direct_save_slot_move_p): Likewise.
68 (mips_output_function_prologue): Likewise.
69 (mips_restore_reg): Likewise.
70 (mips_expand_epilogue): Likewise.
71 (mips_epilogue_uses): Likewise.
72 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
73 (*mov<mode>_ra): Use it instead of a hard-coded 31.
74 (clear_hazard_<mode>): Likewise.
75 (call_internal): Likewise.
76 (call_internal_direct): Likewise.
77 (call_direct_split): Likewise.
78 (call_value_internal): Likewise.
79 (call_value_split): Likewise.
80 (call_value_internal_direct): Likewise.
81 (call_value_direct_split): Likewise.
82 (call_value_multiple_internal): Likewise.
83 (call_value_multiple_split): Likewise.
85 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
86 Jakub Jelinek <jakub@redhat.com>
88 PR rtl-optimization/41511
89 * combine.c (record_value_for_reg): Pass explicit values as argument
90 to get_last_value_validate.
91 (get_last_value_validate): Document INSN parameter.
92 For non-readonly MEMs, assume they might have been modified if INSN
93 was in another basic block.
94 (get_last_value): Minor reformatting.
96 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
99 * final.c (asm_str_count): Split out from asm_insn_count.
100 * rtl.h (asm_str_count): New prototype.
101 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
104 2009-10-05 Sriraman Tallam <tmsriram@google.com>
106 * doc/plugins.texi: Change plugin_pass to register_pass_info.
108 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
109 Rafael Espindola <espindola@google.com>
111 * gengtype.c (write_types): Moved call to write_func_for_structure
114 2009-10-05 Richard Guenther <rguenther@suse.de>
117 * lto-cgraph.c (output_cgraph): Output toplevel asms.
118 (input_cgraph_1): Input toplevel asms.
120 2009-10-05 Richard Guenther <rguenther@suse.de>
123 * lto-symtab.c (lto_compatible_attributes_p): Remove.
124 (external_aggregate_decl_p): Likewise.
125 (lto_symtab_compatible): Re-structure. Remove dead code.
126 For variables ignore toplevel qualifiers when comparing types.
127 Issue warnings, not errors for mismatched user-alignment.
129 2009-10-05 Richard Guenther <rguenther@suse.de>
133 * lto-symtab.c (struct lto_symtab_base_def): Remove.
134 (struct lto_symtab_identifier_def): Likewise.
135 (struct lto_symtab_decl_def): Likewise.
136 (struct lto_symtab_entry_def): New.
137 (lto_symtab_identifier_t): Rename to ...
138 (lto_symtab_entry_t): ... this.
139 (lto_symtab_decls): Remove.
140 (lto_symtab_base_hash): Rename to ...
141 (lto_symtab_entry_hash): ... this.
142 (lto_symtab_base_eq): Rename to ...
143 (lto_symtab_entry_eq): ... this.
144 (lto_symtab_base_marked_p): Rename to ...
145 (lto_symtab_entry_marked_p): ... this.
146 (lto_symtab_identifier_marked_p): Remove.
147 (lto_symtab_decl_marked_p): Likewise.
148 (lto_symtab_maybe_init_hash_tables): Rename to ...
149 (lto_symtab_maybe_init_hash_table): ... this.
150 (lto_symtab_set_resolution_and_file_data): Remove.
151 (lto_symtab_register_decl): New function.
152 (lto_symtab_get_identifier): Remove.
153 (lto_symtab_get): New function.
154 (lto_symtab_get_resolution): Adjust.
155 (lto_symtab_get_identifier_decl): Remove.
156 (lto_symtab_set_identifier_decl): Likewise.
157 (lto_symtab_merge_decl): Rename to ...
158 (lto_symtab_merge): ... this. Rewrite.
159 (lto_symtab_merge_var): Remove.
160 (lto_symtab_merge_fn): Likewise.
161 (lto_symtab_prevailing_decl): Adjust.
162 (lto_cgraph_replace_node): New function.
163 (lto_symtab_merge_decls_2): Likewise.
164 (lto_symtab_merge_decls_1): Likewise.
165 (lto_symtab_fixup_var_decls): Likewise.
166 (lto_symtab_resolve_symbols): Likewise.
167 (lto_symtab_merge_decls): Likewise.
168 (lto_symtab_prevailing_decl): Adjust.
169 (lto_symtab_get_symtab_def): Remove.
170 (lto_symtab_get_file_data): Likewise.
171 (lto_symtab_clear_resolution): Adjust.
172 (lto_symtab_clear_resolution): Likewise.
173 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
174 (input_cgraph_1): Likewise.
175 * lto-streamer-in.c (get_resolution): Do not provide fake
176 symbol resolutions here.
177 (deferred_global_decls): Remove.
178 (lto_register_deferred_decls_in_symtab): Likewise.
179 (lto_register_var_decl_in_symtab): Change signature, register
180 variable via lto_symtab_register_decl.
181 (lto_register_function_decl_in_symtab): Likewise.
182 (lto_read_tree): Adjust.
183 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
184 (lto_symtab_merge_var): Likewise.
185 (lto_symtab_merge_fn): Likewise.
186 (lto_symtab_register_decl): Declare.
187 (lto_symtab_merge_decls): Likewise.
189 2009-10-05 Richard Guenther <rguenther@suse.de>
191 PR tree-optimization/23821
192 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
193 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
194 simple IV increments.
196 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
198 * config/arm/arm.c (arm_override_options): Really initialize
199 flag_dwarf2_cfi_asm to 0.
201 2009-10-05 Doug Kwan <dougkwan@google.com>
203 PR rtl-optimization/41574
204 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
205 floating point and we are not doing unsafe math optimizations.
207 2009-10-03 Simon Baldwin <simonb@google.com>
208 Cary Coutant <ccoutant@google.com>
209 Rafael Espindola <espindola@google.com>
210 Richard Guenther <rguenther@suse.de>
211 Jan Hubicka <jh@suse.cz>
212 Doug Kwan <dougkwan@google.com>
213 H.J. Lu <hongjiu.lu@intel.com>
214 Bill Maddox <maddox@google.com>
215 Ryan Mansfield <rmansfield@qnx.com>
216 Diego Novillo <dnovillo@google.com>
217 Ollie Wild <aaw@google.com>
218 Kenneth Zadeck <zadeck@naturalbridge.com>
220 * lto-cgraph.c: New file.
221 * lto-compress.c: New file.
222 * lto-compress.h: New file.
223 * lto-opts.c: New file.
224 * lto-section-in.c: New file.
225 * lto-section-out.c: New file.
226 * lto-streamer-in.c: New file.
227 * lto-streamer-out.c: New file.
228 * lto-streamer.c: New file.
229 * lto-streamer.h: New file.
230 * lto-symtab.c: New file.
231 * lto-wpa-fixup.c: New file.
232 * lto-wrapper.c: New file.
234 2009-10-03 Simon Baldwin <baldwin@google.com>
235 Ben Elliston <bje@au.ibm.com>
236 Rafael Espindola <espindola@google.com>
237 Nathan Froyd <froydnj@codesourcery.com>
238 Jan Hubicka <jh@suse.cz>
239 Doug Kwan <dougkwan@google.com>
240 Diego Novillo <dnovillo@google.com>
241 Kenneth Zadeck <zadeck@naturalbridge.com>
243 * Makefile.in (enable_lto): New.
244 (site.exp): If @enable_lto@ is set to 'yes' define
246 (LINKER_PLUGIN_API_H): Define.
247 (LTO_SYMTAB_H): Define.
248 (LTO_STREAMER_H): Define.
249 (TREE_VECTORIZER_H): Define.
250 (INCLUDES): Add LIBELFINC.
251 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
252 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
253 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o,
255 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
256 (native): Add lto-wrapper$(exeext)
257 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
258 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
259 lto-symtab.o, lto-opts.o, lto-streamer.o,
260 lto-wpa-fixup.o): New rules.
261 (gimple.o): Add dependency on LTO_HEADER_H and
263 (varasm.o): Add dependency on tree-iterator.h.
264 (cgraph.o): Add dependency on cif-code.def.
265 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
266 (ipa-pure-const.o): Likewise.
267 (GTFILES): Add lto-symtab.c.
268 (install-lto-wrapper): New.
269 * configure.ac: If 'lto' is in enable_languages, define
270 ENABLE_LTO and enable_lto.
271 If LIBELFLIBS is set, define HAVE_libelf.
272 * config.in: Regenerate.
274 2009-10-03 Rafael Espindola <espindola@google.com>
275 Diego Novillo <dnovillo@google.com>
277 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
279 Call execute_ipa_summary_passes for all_regular_ipa_passes and
281 (cgraph_optimize): Make extern.
283 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
284 Kenneth Zadeck <zadeck@naturalbridge.com>
286 * toplev.c (in_lto_p): Declare.
287 * collect2.c (scan_prog_file): Read all the output when reading
289 (enum lto_mode_d): Declare.
291 2009-10-03 Richard Guenther <rguenther@suse.de>
292 Diego Novillo <dnovillo@google.com>
294 * gimple.c: Include target.h and alias.h.
295 (gimple_types): Declare.
296 (type_hash_cache): Declare.
297 (gimple_alloc_stat): Make extern.
298 (gimple_build_eh_must_not_throw): Call
299 gimple_eh_must_not_throw_set_fndecl.
300 (struct type_pair_d): Declare.
301 (type_pair_t): Declare.
302 (type_pair_hash): New.
304 (lookup_type_pair): New.
305 (gimple_force_type_merge): New.
306 (compare_type_names_p): New.
307 (compare_field_offset): New.
308 (gimple_types_compatible_p): New.
309 (struct sccs): Declare.
310 (next_dfs_num): Declare.
311 (iterative_hash_gimple_type): New.
313 (iterative_hash_type_name): New.
314 (iterative_hash_gimple_type): New.
315 (gimple_type_hash): New.
316 (gimple_type_eq): New.
317 (gimple_register_type): New.
318 (print_gimple_types_stats): New.
319 (gimple_signed_or_unsigned_type): New.
320 (gimple_unsigned_type): New.
321 (gimple_signed_type): New.
322 (gimple_get_alias_set): New.
323 (gimple_decl_printable_name): Do not use DMGL_TYPES.
324 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
325 (gimple_force_type_merge): Declare.
326 (gimple_types_compatible_p): Declare.
327 (gimple_register_type): Declare.
328 (print_gimple_types_stats): Declare.
329 (gimple_unsigned_type): Declare.
330 (gimple_signed_type): Declare.
331 (gimple_get_alias_set): Declare.
332 (gimple_eh_must_not_throw_set_fndecl): New.
334 2009-10-03 Jan Hubicka <jh@suse.cz>
335 Kenneth Zadeck <zadeck@naturalbridge.com>
337 * ipa-pure-const.c: Include lto-streamer.h.
338 (register_hooks): Factor out of ...
339 (generate_summary): ... here.
340 (pure_const_write_summary): New.
341 (pure_const_read_summary): New.
342 (pass_ipa_pure_const): Add pure_const_write_summary and
343 pure_const_read_summary.
344 * ipa-reference.c: Include lto-streamer.h.
345 (add_new_function): New.
346 (remove_node_data): New.
347 (duplicate_node_data): New.
348 (ipa_init): Guard against multiple calls.
349 Move hook setup from analyze_function.
350 (write_node_summary_p): New.
351 (ipa_reference_write_summary): New.
352 (ipa_reference_read_summary): New.
353 (pass_ipa_reference): Add ipa_reference_write_summary and
354 ipa_reference_read_summary.
355 * cgraph.h (cgraph_local_info): Add field lto_file_data.
356 (struct cgraph_edge): Add fields lto_stmt_uid and
357 call_stmt_cannot_inline_p.
358 (cgraph_optimize): Declare.
359 (cgraph_decide_is_function_needed): Declare.
360 (reset_inline_failed): Declare.
361 (enum LTO_cgraph_tags): Declare.
362 (LTO_cgraph_tag_names): Declare.
363 (LCC_NOT_FOUND): Define.
365 2009-10-03 Doug Kwan <dougkwan@google.com>
366 Rafael Espindola <espindola@google.com>
367 Jan Hubicka <jh@suse.cz>
368 Diego Novillo <dnovillo@google.com>
369 Kenneth Zadeck <zadeck@naturalbridge.com>
371 * passes.c (all_regular_ipa_passes): New.
372 (all_ipa_passes): Rename to all_small_ipa_passes.
373 (init_optimization_passes): Init all_regular_ipa_passes.
374 * tree-pass.h (all_regular_ipa_passes): New.
375 (all_ipa_passes): Rename to all_small_ipa_passes.
376 * passes.c (all_lto_gen_passes): New.
377 (init_optimization_passes): Initialize all_lto_gen_passes.
378 (execute_ipa_summary_passes): Make non-static.
379 (ipa_write_summaries_1): New.
380 (ipa_write_summaries_2): New.
381 (ipa_write_summaries): New.
382 (ipa_write_summaries_of_cgraph_node_set): New.
383 (ipa_read_summaries_1): New.
384 (ipa_read_summaries): New.
385 (execute_ipa_pass_list): Call cgraph_process_new_functions.
386 (execute_regular_ipa_pass_list): Remove.
387 (init_optimization_passes): Schedule
388 pass_rebuild_cgraph_edges and pass_early_inline outside
389 of pass_all_early_optimizations. Document reason.
390 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
391 pass_ipa_lto_finish_out): New pass.
392 (pass_ipa_summary_passes): Start and stop timers if the pass
394 (execute_all_ipa_transforms): New.
395 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
396 (dump_properties, debug_properties): New.
397 * tree-optimize.c (gate_all_early_local_passes): Return
398 false if we are in lto1.
399 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
400 * tree-pass.h (execute_all_ipa_transforms): Declare.
401 (pass_ipa_function_and_variable_visibility): Declare.
402 (pass_ipa_early_inline): Declare.
403 (pass_ipa_lto_gimple_out): Declare.
404 (pass_ipa_lto_wpa_fixup): Declare.
405 (pass_ipa_lto_finish_out): Declare.
406 (all_small_ipa_passes, all_regular_ipa_passes,
407 all_lto_gen_passes): Declare.
408 (execute_ipa_summary_passes): Declare.
409 (execute_all_ipa_transforms): Declare.
410 (ipa_write_summaries): Declare
411 (ipa_write_summaries_of_cgraph_node_set): Declare.
412 (ipa_read_summaries): Declare.
414 2009-10-03 Doug Kwan <dougkwan@google.com>
415 Ollie Wild <aaw@google.com>
417 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do
420 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
421 (lto_mode): New variable.
422 (maybe_run_lto_and_relink): Handle the -fwpa option.
423 (main): Handle the -fwpa option.
424 (maybe_unlink_list): New function.
425 * gcc.c (link_lto_options): Replace -flto with -fwpa.
426 * common.opt (flto): New flag.
427 * toplev.c (flag_generate_lto): Declare.
429 2009-10-03 Simon Baldwin <simonb@google.com>
431 * common.opt (flto-compression-level): New flag.
433 * opts.c: Include lto-opts.h.
434 (handle_option): Call lto_register_user_option for each
435 valid option handled.
436 * (decode_options): Clear registered options before the options
439 2009-10-03 Cary Coutant <ccoutant@google.com>
441 * collect2.c (is_elf): New function.
442 (scan_prog_file): Require LTO object to be in ELF format.
444 2009-10-03 Rafael Espindola <espindola@google.com>
446 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
447 libgcc to the linker.
449 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is
452 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
453 (collect_execute): Add flags argument. Pass flags to pex_run. Update
455 * collect2.h (collect_execute): Add flags argument.
456 * tlink.c (tlink_execute): Update call to collect_execute.
457 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
458 (use_linker_plugin): New.
459 (use_linker_plugin_spec_function): New.
460 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
461 (linker_plugin_file_spec): New.
462 (lto_wrapper_spec): New.
464 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
465 (static_spec_functions): Add use-linker-plugin.
466 (process_command): Handle -use-linker-plugin.
467 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
468 linker_plugin_file_spec and lto_gcc_spec.
469 (use_linker_plugin_spec_function): New.
471 2009-10-03 Richard Guenther <rguenther@suse.de>
475 * tree.h (is_lang_specific): Include LANG_TYPE.
476 * tree.c (find_decls_types_r): Manually add interesting parts
477 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
479 * gimple.c (type_pair_hash): Make symmetric.
480 (type_pair_eq): Likewise.
481 (lookup_type_pair): Increase initial hashtable size.
482 (gimple_force_type_merge): Rely on type-pair symmetry.
483 (visit): Remove excessive checking code.
484 (iterative_hash_type_name): Do not hash TYPE_NAME of
486 (gimple_register_type): Remove getenv calls, shrink initial
490 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
491 inline functions if not generating lto output.
494 * toplev.c (finalize): In WPA mode remove the asm file.
496 2009-10-03 Doug Kwan <dougkwan@google.com>
498 * ipa-inline.c (cgraph_mark_inline): Check
499 edge->call_stmt_cannot_inline_p instead of calling
500 gimple_call_cannot_inline_p.
501 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
502 (cgraph_gate_ipa_early_inlining): Return false if
504 (inline_generate_summary): Do nothing in LTRANS.
505 * cgraph.c (initialize_inline_failed): Make sure
506 e->call_stmt exists before calling
507 gimple_call_cannot_inline_p.
508 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
509 (cgraph_clone_edge): Add argument STMT_UID. Modify all
511 Update new_edge->lto_stmt_uid.
512 * cgraphbuild.c (reset_inline_failed): New.
514 * common.opt (fwpa): New flag.
515 (fltrans): New option.
516 * gcc.c (gcc_lto_option_t): New type.
517 (current_lto_option): New variable.
518 (lto_single_spec_function): Remove and is replaced by ..
519 (lto_option_spec_function): New function.
520 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
521 passing the -flto flag.
522 (cc1_options): Separate non-LTO related parts into ..
523 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
524 (lto1_options): New spec for lto FE.
525 (link_lto_options): New spec for handling LTO flags in linker.
526 (invoke_lto_single): Re-format to fit in 80 column. Replace
527 lto-single with lto-option.
528 (static_specs): Add cc1_non_lto_options, lto1_options and
530 (static_spec_function): Replace lto-single with lto-option.
531 (process_command): Handle -flto, -fwpa and -fltran
532 by setting current_lto_option and not passing it to subprocess
535 2009-10-03 Bill Maddox <maddox@google.com>
537 Add `gcc' driver support for link-time code generation (LTO).
539 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
540 (lto_flag, lto_objects, lto_o_file): New variables.
541 (struct lto_object, struct lto_object_list): New structures.
542 (collect_exit, handler): Remove LTO temporary output file on exit.
543 (add_lto_object): New function.
544 (maybe_run_lto_and_relink): New function. Perform link time code
545 generation and relinking for object files containing LTO information.
546 (main): Invoke maybe_run_lto_and_relink().
547 (dump_argv): New function. For debugging, currently disabled.
548 (scan_prog_file): Add LTO information pass.
549 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
551 * toplev.c (compile_file): Emit assembler directive to create
552 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
554 2009-10-03 Diego Novillo <dnovillo@google.com>
556 * c.opt: Add LTO to warn_abi and warn_psabi.
558 * tree.c (fld_worklist_push): Rename from PUSH.
559 Convert to static inline function.
560 Ignore language-specific nodes.
562 (find_decls_types_r): Do not traverse the subtrees of
563 language-specific nodes.
564 Do not traverse DECL_INITIAL for TYPE_DECLs.
565 * tree.h (is_lang_specific): New.
566 * langhooks.h (struct lang_hooks_for_decls): Remove
567 may_need_assembler_name_p. Update all users.
569 * c-common.c (set_builtin_user_assembler_name): Move ...
570 * builtins.c (set_builtin_user_assembler_name): ... here.
571 (is_builtin_name): Add comment
572 (is_builtin_fn): New.
573 * except.c (output_ttype): Only call
574 lookup_type_for_runtime if TYPE is not a runtime type.
576 * passes.c (register_pass): Call position_pass on
577 all_small_ipa_passes, all_regular_ipa_passes and
579 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
580 (TV_IPA_LTO_DECL_IO): Define.
581 (TV_IPA_LTO_CGRAPH_IO): Define.
583 (TV_WHOPR_WPA): Define.
584 (TV_WHOPR_WPA_IO): Define.
585 (TV_WHOPR_LTRANS): Define.
586 (TV_WHOPR_WPA_FIXUP): Define.
587 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
588 * tree-cfg.c (tree_node_can_be_shared): Make extern.
589 * tree-flow.h (tree_node_can_be_shared): Declare.
590 * tree-inline.c (tree_can_inline_p): Check that E has a
591 statement associated with it.
592 * tree.c (free_lang_data_in_binf): Factor out of ...
593 (free_lang_data_in_type): ... here.
594 Call RECORD_OR_UNION_TYPE_P.
595 (need_assembler_name_p): Ignore DECL if it does not have
597 Call lang_hooks.decls.may_need_assembler_name_p if set.
598 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for
600 (free_lang_data): Set debug_info_level to
602 Set write_symbols to NO_DEBUG.
603 Set debug_hooks to do_nothing_debug_hooks.
604 (gate_free_lang_data): Return true if flag_generate_lto
606 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
607 * c-common.h (set_builtin_user_assembler_name): Move ...
608 * tree.h (set_builtin_user_assembler_name): ... here.
610 * common.opt (flto-report): New flag.
611 * opts.c (complain_wrong_lang): Do not complain if
613 * collect2.c (scan_prog_file): Send the error output of
614 'nm' to HOST_BIT_BUCKET.
616 2009-10-03 Ollie Wild <aaw@google.com>
618 * langhooks-def.h (lhd_begin_section): New function declaration.
619 (lhd_write_section): New function declaration.
620 (lhd_end_section): New function declaration.
621 (LANG_HOOKS_BEGIN_SECTION): New macro.
622 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
623 (LANG_HOOKS_END_SECTION): New macro.
624 (LANG_HOOKS_LTO): New macro.
625 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
626 * langhooks.c (output.h): Add include.
627 (saved_section): New static variable.
628 (lhd_begin_section): New function.
629 (lhd_write_section_data): New function.
630 (lhd_end_section): New function.
631 * langhooks.h (struct lang_hooks_for_lto): New structure.
632 (struct lang_hooks): Add member lto.
633 * Makefile.in (langhooks.o): Add dependency on output.h.
635 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
637 2009-10-03 Richard Guenther <rguenther@suse.de>
639 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
642 2009-10-03 Simon Baldwin <simonb@google.com>
643 Richard Guenther <rguenther@suse.de>
644 Janis Johnson <janis187@us.ibm.com>
645 Doug Kwan <dougkwan@google.com>
646 Diego Novillo <dnovillo@google.com>
647 Ramana Radhakrishnan <ramana.r@gmail.com>
648 Ollie Wild <aaw@google.com>
650 * doc/install.texi: Add documentation for libelf and --enable-lto.
651 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr,
652 -fltrans, -flto-report, -flto-compression-level and
654 * doc/sourcebuild.texi: Document use of zlib.
656 Add section for LTO Testing.
658 2009-10-02 Cary Coutant <ccoutant@google.com>
660 Add support for comdat type sections for DWARF v4. Merge from dwarf4
662 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
663 (dw_die_ref): Define vector type.
664 (enum dw_val_class): Add dw_val_class_data8.
665 (struct dw_val_struct): Add v.val_data8.
666 (comdat_type_node_ref): New type.
667 (struct die_struct): Move die_symbol into a union; add new field
668 die_type_node. Change all uses.
669 (comdat_type_node): New type.
670 (skeleton_chain_node): New type.
671 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
672 (comdat_type_list): New variable.
673 (dwarf_tag_name): Add DW_TAG_type_unit.
674 (dwarf_attr_name): Add DW_AT_signature.
675 (add_AT_data8): New function.
676 (replace_child): New function.
677 (move_all_children): New function.
678 (print_signature): New function.
679 (print_die): Print signature information; add dw_val_class_data8.
680 (attr_checksum): Support dw_val_class_data8.
681 (CHECKSUM_STRING): Redefine for DWARF-4 to include
683 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
684 (checksum_sleb128, checksum_uleb128): New functions.
685 (checksum_die_context): New function.
686 (loc_checksum_ordered): New function.
687 (attr_checksum_ordered): New function.
688 (struct checksum_attributes): New structure.
689 (collect_checksum_attributes): New function.
690 (die_checksum_ordered): New function.
691 (generate_type_signature): New function.
692 (same_dw_val_p): Add dw_val_class_data8.
693 (is_symbol_die): Use new is_declaration_die function.
694 (is_declaration_die): New function.
695 (should_move_die_to_comdat): New function.
696 (clone_die): New function.
697 (clone_tree): New function.
698 (clone_as_declaration): New function.
699 (copy_declaration_context): New function.
700 (generate_skeleton_ancestor_tree): New function.
701 (generate_skeleton_bottom_up): New function.
702 (generate_skeleton): New function.
703 (remove_child_or_replace_with_skeleton): New function.
704 (break_out_comdat_types): New function.
705 (struct decl_table_entry): New type.
706 (htab_decl_hash): New function.
707 (htab_decl_eq): New function.
708 (htab_decl_del): New function.
709 (copy_ancestor_tree): New function.
710 (copy_decls_walk): New function.
711 (copy_decls_for_unworthy_types): New function.
712 (build_abbrev_table): Don't assert on missing die_symbol when doing
713 comdat type sections.
714 (size_of_die): Use DW_FORM_sig8 for external references; Add
716 (unmark_dies): Don't assert for unmarked dies when doing comdat
718 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
719 (output_signature): New function.
720 (output_die): Likewise.
721 (output_compilation_unit_header): Mark output as DWARF version 3
722 even if generating DWARF 4.
723 (output_comdat_type_unit): New function.
724 (output_line_info): Mark output as DWARF version 3 even if generating
726 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
728 (dwarf2out_end_source_file): Likewise.
729 (prune_unused_types_walk_attribs): Don't follow references into
730 comdat type sections.
731 (prune_unused_types_mark): When generating type units, do not mark
732 children of non-defining declarations of types; do mark children of
734 (prune_unused_types): Process comdat type sections.
735 (htab_ct_hash): New function.
736 (htab_ct_eq): New function.
737 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
738 Add a pointer to the line table from type unit entries so
739 DW_AT_decl_file has meaning.
740 * varasm.c (default_elf_asm_named_section): Use identifier name as
741 comdat key instead of lang hook.
743 2009-10-02 Neil Vachharajani <nvachhar@google.com>
745 * gcov-io.c (gcov_open): Open files read-only when MODE < 0
747 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
749 * config/i386/i386.md (divmod<mode>4) Macroize expander from
750 divmoddi4, divmodsi4 and divmodhi4 patterns using SWI248 macro.
751 (*divmod<mode>4): Macroize insn_and_split pattern from
752 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
753 and their corresponding splitters usign SWI248 macro. Split SImode
754 insn to generate cltd and DImode insn to generate cqto instead of
755 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
756 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
757 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
758 *divmodsi_noext patterns using SWI248 macro.
759 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
760 udivmodhi4 patterns using SWI248 macro.
761 (*udivmod<mode>4): Macroize insn_and_split pattern from
762 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
763 corresponding splitters using SWI248 macro.
764 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
765 *udivmodsi4_noext and *udivmodhi_noext patterns using SWI248 macro.
767 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
769 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
770 of zero-sized element is zero-sized regardless of its extent.
772 2009-10-02 Jakub Jelinek <jakub@redhat.com>
775 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
776 * configure: Regenerated.
777 * config.in: Regenerated.
778 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
779 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
780 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
781 not emitting .eh_frame, emit .cfi_sections .debug_frame
786 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
787 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end with
789 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
790 vars use DECL_RTL with resetting it back to NULL afterwards.
791 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
792 rtx_equal_p instead of asserting it is a SYMBOL_REF.
793 (value_format): For dw_val_class_addr only use DW_FORM_addr if
794 the attribute type allows it, otherwise use DW_FORM_dataN.
795 (mem_loc_descriptor): Handle CONST_STRING.
796 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
797 Handle MEM with CONST_STRING address using add_AT_string.
798 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
799 CONST_STRING for const arrays initialized with a string literal.
800 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
801 (dwarf2out_finish): Call resolve_addr.
803 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
804 Maxim Kuvyrkov <maxim@codesourcery.com>
806 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
808 2009-10-02 Nick Clifton <nickc@redhat.com>
810 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
811 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
813 2009-10-01 Jan Hubicka <jh@suse.cz>
815 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
816 (cgraph_create_virtual_clone): Just pass redirect_callers
818 * cgraph.h (cgraph_clone_node): Update prototype.
819 * ipa-pure-const.c (self_recursive_p): New function.
821 * ipa-inline.c (cgraph_clone_inlined_nodes,
822 cgraph_decide_recursive_inlining): Update.
824 2009-10-01 David Daney <ddaney@caviumnetworks.com>
826 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
827 instructions for TARGET_OCTEON.
829 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
831 * config/arm/arm.c (arm_override_options): Turn off
832 flag_dwarf2_cfi_asm for AAPCS variants.
834 2009-10-01 Martin Jambor <mjambor@suse.cz>
837 * tree-sra.c (convert_callers): Do not call
838 compute_inline_parameters on one caller more than once.
840 2009-10-01 Nick Clifton <nickc@redhat.com>
842 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
843 an empty string if not already defined.
845 2009-10-01 Martin Jambor <mjambor@suse.cz>
848 * tree-sra.c (is_va_list_type): New function.
849 (find_var_candidates): Call is_va_list_type.
850 (find_param_candidates): Check that the type or the type pointed
851 to are not va_list types.
853 2009-10-01 Martin Jambor <mjambor@suse.cz>
856 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
857 DECL_ARTIFICIAL (param_decl) is true.
859 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
861 * tree.h (tree_decl_common::lang_flag_8): New.
862 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
864 * c-common.h (RID_CONSTEXPR): New.
866 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
868 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
869 Use ref-all pointers.
870 (alpha_gimplify_va_arg): Ditto.
872 2009-09-30 Jakub Jelinek <jakub@redhat.com>
875 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
876 before insn counting loop now that BB_END (bb) is counted. Ensure
877 the return value isn't zero.
879 2009-09-30 Nick Clifton <nickc@redhat.com>
881 * config.gcc (sh-symbianelf): Replace definition of extra_objs
882 with separate definitions of c_target_objs and cxx_target_objs.
883 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
885 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
886 sh_symbian_import_export_class.
887 * config/sh/sh-protos.h: Fix names of exported symbian functions.
888 * config/sh/symbian.c: Delete, moving code into...
889 * config/sh/symbian-base.c: ... here
890 * config/sh/symbian-c.c: ... and here
891 * config/sh/symbian-cxx.c: ... and here.
893 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
896 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
897 of plus RTX into register.
899 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
901 * doc/install.texi: Linguistic and markup fixes.
902 (Configuration) <--disable-cpp>: Remove description.
903 <--enable-maintainer-mode>: Autotools files are affected, too.
904 <--with-sysroot>: Improve description.
905 (Building): Bump required GNU make version.
907 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
909 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
912 * config/i386/fma4intrin.h: New file, provide common x86 compiler
913 intrinisics for FMA4.
914 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
915 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
916 Add FMA4 check and fma4intrin.h.
917 * config/i386/i386-c.c(ix86_target_macros_internal): Check
919 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
920 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
921 constant for FMA4 support.
922 (UNSPEC_FMA4_FMADDSUB): Ditto.
923 (UNSPEC_FMA4_FMSUBADD): Ditto.
924 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
925 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
926 (ix86_expand_fma4_multiple_memory): Ditto.
927 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
928 (OPTION_MASK_ISA_FMA4_UNSET): New.
929 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
930 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
931 (ix86_handle_option): Handle -mfma4.
932 (isa_opts): Handle -mfma4.
933 (enum pta_flags): Add PTA_FMA4.
934 (override_options): Add FMA4 support.
935 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
936 (IX86_BUILTIN_VFMADDSD): Ditto.
937 (IX86_BUILTIN_VFMADDPS): Ditto.
938 (IX86_BUILTIN_VFMADDPD): Ditto.
939 (IX86_BUILTIN_VFMSUBSS): Ditto.
940 (IX86_BUILTIN_VFMSUBSD): Ditto.
941 (IX86_BUILTIN_VFMSUBPS): Ditto.
942 (IX86_BUILTIN_VFMSUBPD): Ditto.
943 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
944 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
945 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
946 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
947 (IX86_BUILTIN_VFNMADDSS): Ditto.
948 (IX86_BUILTIN_VFNMADDSD): Ditto.
949 (IX86_BUILTIN_VFNMADDPS): Ditto.
950 (IX86_BUILTIN_VFNMADDPD): Ditto.
951 (IX86_BUILTIN_VFNMSUBSS): Ditto.
952 (IX86_BUILTIN_VFNMSUBSD): Ditto.
953 (IX86_BUILTIN_VFNMSUBPS): Ditto.
954 (IX86_BUILTIN_VFNMSUBPD): Ditto.
955 (IX86_BUILTIN_VFMADDPS256): Ditto.
956 (IX86_BUILTIN_VFMADDPD256): Ditto.
957 (IX86_BUILTIN_VFMSUBPS256): Ditto.
958 (IX86_BUILTIN_VFMSUBPD256): Ditto.
959 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
960 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
961 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
962 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
963 (IX86_BUILTIN_VFNMADDPS256): Ditto.
964 (IX86_BUILTIN_VFNMADDPD256): Ditto.
965 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
966 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
967 (enum multi_arg_type): New enum for describing the various FMA4
968 intrinsic argument types.
969 (bdesc_multi_arg): New table for FMA4 intrinsics.
970 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
971 (ix86_expand_multi_arg_builtin): New function for creating FMA4
973 (ix86_expand_builtin): Add FMA4 intrinsic support.
974 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
975 operand instructions.
976 (ix86_expand_fma4_multiple_memory): New function to split the
977 second memory reference from FMA4 instructions.
978 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
979 (ssemodesuffixf2s): Ditto.
980 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
982 (fma4_fmsub<mode>4): Ditto.
983 (fma4_fnmadd<mode>4): Ditto.
984 (fma4_fnmsub<mode>4): Ditto.
985 (fma4_vmfmadd<mode>4): Ditto.
986 (fma4_vmfmsub<mode>4): Ditto.
987 (fma4_vmfnmadd<mode>4): Ditto.
988 (fma4_vmfnmsub<mode>4): Ditto.
989 (fma4_fmadd<mode>4256): Ditto.
990 (fma4_fmsub<mode>4256): Ditto.
991 (fma4_fnmadd<mode>4256): Ditto.
992 (fma4_fnmsub<mode>4256): Ditto.
993 (fma4_fmaddsubv8sf4): Ditto.
994 (fma4_fmaddsubv4sf4): Ditto.
995 (fma4_fmaddsubv4df4): Ditto.
996 (fma4_fmaddsubv2df4): Ditto.
997 (fma4_fmsubaddv8sf4): Ditto.
998 (fma4_fmsubaddv4sf4): Ditto.
999 (fma4_fmsubaddv4df4): Ditto.
1000 (fma4_fmsubaddv2df4): Ditto.
1001 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
1002 instructions for intrinsics.
1003 (fma4i_fmsub<mode>4): Ditto.
1004 (fma4i_fnmadd<mode>4): Ditto.
1005 (fma4i_fnmsub<mode>4): Ditto.
1006 (fma4i_vmfmadd<mode>4): Ditto.
1007 (fma4i_vmfmsub<mode>4): Ditto.
1008 (fma4i_vmfnmadd<mode>4): Ditto.
1009 (fma4i_vmfnmsub<mode>4): Ditto.
1010 (fma4i_fmadd<mode>4256): Ditto.
1011 (fma4i_fmsub<mode>4256): Ditto.
1012 (fma4i_fnmadd<mode>4256): Ditto.
1013 (fma4i_fnmsub<mode>4256): Ditto.
1014 (fma4i_fmaddsubv8sf4): Ditto.
1015 (fma4i_fmaddsubv4sf4): Ditto.
1016 (fma4i_fmaddsubv4df4): Ditto.
1017 (fma4i_fmaddsubv2df4): Ditto.
1018 (fma4i_fmsubaddv8sf4): Ditto.
1019 (fma4i_fmsubaddv4sf4): Ditto.
1020 (fma4i_fmsubaddv4df4): Ditto.
1021 (fma4i_fmsubaddv2df4): Ditto.
1023 * doc/invoke.texi (-mfma4): Add documentation.
1024 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
1026 2009-09-29 Richard Henderson <rth@redhat.com>
1028 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
1029 an edge to the new destination block.
1031 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1034 * pa.c (hppa_profile_hook): Use
1035 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
1037 2009-09-29 Steve Ellcey <sje@cup.hp.com>
1038 Alexander Monakov <amonakov@ispras.ru>
1041 * config/ia64/predicates.md (not_postinc_destination_operand): New.
1042 (not_postinc_memory_operand): New.
1043 (not_postinc_move_operand): New.
1044 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
1045 (*cmovsi_internal): Ditto.
1047 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
1049 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
1050 restrict issue_rate in first pass when scheduling for register
1053 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
1054 Rafael Avila de Espindola <espindola@google.com>
1056 * gengtype.c (plugin_output): New.
1057 (get_output_file_with_visibility): Return plugin_output for plugins.
1058 (main): Parse and use the -P option.
1059 * gty.texi: Update the command line format.
1061 2009-09-29 Jakub Jelinek <jakub@redhat.com>
1064 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
1066 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
1067 out if !const_ok_for_output.
1070 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
1071 case VAR_LOCATION>: Remove gcc_unreachable ().
1073 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
1075 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
1076 (x86_64-*-*): Ditto.
1077 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
1078 back to smmintrin.h.
1079 * config/i386/cpuid.h: (bit_SSE5): Remove SSE5 bit.
1080 * config/i386/x86intrin.h: Remove SSE5.
1081 * config/i386/mmintrin-common.h: Delete file.
1082 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
1084 2009-09-29 Richard Guenther <rguenther@suse.de>
1086 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
1087 resulting from stack temporaries on STRICT_ALIGNMENT targets.
1089 2009-09-29 Nick Clifton <nickc@redhat.com>
1091 * function.c (current_function_name): If there is no current
1092 function just return "<none>".
1094 2009-09-28 Sriraman Tallam <tmsriram@google.com>
1096 * tree-pass.h (register_pass_info): New structure.
1097 (pass_positioning_ops): Move enum from gcc-plugin.h.
1098 (register_pass): New function.
1099 * gcc-plugin.h (plugin_pass): Delete structure.
1100 (pass_positioning_ops): Delete enum.
1101 * plugin.c (regsiter_pass): Delete function.
1102 (position_pass): Delete function.
1103 (added_pass_nodes): Delete variable.
1104 (prev_added_pass_nodes): Delete variable.
1105 (pass_list_node): Delete structure.
1106 * passes.c (make_pass_instance): New function.
1107 (next_pass_1): Change to call make_pass_instance.
1108 (pass_list_node): Move structure from gcc-plugin.h.
1109 (added_pass_nodes): Move variable from plugin.c.
1110 (prev_added_pass_nodes): Move variable from plugin.c.
1111 (position_pass): New function.
1112 (register_pass): New function.
1114 2009-09-28 Easwaran Raman <eraman@google.com>
1116 * ifcvt.c (noce_try_abs): Recognize pattern and call
1117 expand_one_cmpl_abs_nojump.
1118 * optabs.c (expand_one_cmpl_abs_nojump): New function.
1119 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
1121 2009-09-28 Ian Lance Taylor <iant@google.com>
1124 * c-opts.c (c_common_handle_option): Don't set
1125 warn_jump_misses_init for -Wall.
1126 * doc/invoke.texi (Warning Options): Update documentation.
1128 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1130 * Makefile.in ($(out_object_file)): Depend on
1131 gt-$(basename $(notdir $(out_file))).h.
1133 2009-09-28 Richard Henderson <rth@redhat.com>
1135 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
1136 * except.c (gen_eh_region): Set it.
1137 (duplicate_eh_regions_1): Copy it.
1138 * tree-eh.c (lower_resx): Use it to determine which function
1141 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
1142 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
1143 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
1144 * tree.c (build_common_builtin_nodes): Remove parameter. Build
1145 BUILT_IN_CXA_END_CLEANUP if necessary.
1147 * c-common.c (c_define_builtins): Update call to
1148 build_common_builtin_nodes.
1150 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1152 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
1154 2009-09-28 Michael Matz <matz@suse.de>
1156 * builtins.c (interclass_mathfn_icode): New helper.
1157 (expand_builtin_interclass_mathfn): Use it here, and split folding
1159 (fold_builtin_interclass_mathfn): ... this new folder.
1160 (build_call_nofold_loc): New static helper.
1161 (build_call_nofold): New wrapper macro for above.
1162 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
1163 (expand_builtin_pow): Ditto.
1164 (expand_builtin_memset_args): Ditto.
1165 (expand_builtin_printf): Ditto.
1166 (expand_builtin_fprintf): Ditto.
1167 (expand_builtin_sprintf): Ditto.
1168 (expand_builtin_memory_chk): Ditto.
1169 (expand_builtin_mempcpy_args): Ditto and don't call folders.
1170 (expand_builtin_stpcpy): Ditto.
1171 (expand_builtin_strcmp): Ditto.
1172 (expand_builtin_strncmp): Ditto.
1173 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
1174 (expand_builtin_strcpy_args): Don't call folders.
1175 (expand_builtin_memcmp): Ditto.
1176 (expand_builtin_strncpy): Ditto, and use target.
1177 (expand_builtin_memcpy): Ditto.
1178 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
1179 expand_builtin_strpbrk, expand_builtin_memmove,
1180 expand_builtin_memmove_args, expand_builtin_bcopy,
1181 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
1182 expand_builtin_strspn, expand_builtin_strcspn,
1183 expand_builtin_fputs): Remove these.
1184 (expand_builtin): Don't call the above, change calls to other
1185 expanders that changed prototype.
1186 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
1187 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
1188 fold_builtin_interclass_mathfn.
1189 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
1190 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
1192 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
1193 * passes.c (init_optimization_passes): Move pass_fold_builtins
1194 after last phiopt pass.
1195 * tree-inline.c (fold_marked_statements): When folding builtins
1196 iterate over all instruction potentially generated.
1197 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
1199 (fold_gimple_call): Use it to always fold calls (into potentially
1200 multiple instructions).
1201 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
1202 calls into zero at this time.
1203 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
1204 statements generated by builtin folding.
1206 2009-09-28 Nick Clifton <nickc@redhat.com>
1208 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging
1211 2009-09-28 Duncan Sands <baldrick@free.fr>
1213 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
1214 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
1215 (register_callback): Dispatch it.
1216 (invoke_plugin_callbacks): Incorporate in sanity check.
1217 * ggc.h (ggc_register_cache_tab): Add declaration.
1218 * ggc-common.c (ggc_register_root_tab): Simplify.
1219 (const_ggc_cache_tab_t): New typedef.
1220 (extra_cache_vec): New vector of dynamically added cache tables.
1221 (ggc_register_cache_tab): New function.
1222 (ggc_scan_cache_tab): New function.
1223 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
1224 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
1226 2009-09-27 Richard Henderson <rth@redhat.com>
1228 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
1229 which we remove __builtin_stack_restore.
1231 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
1233 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
1234 to test for GRD_INVARIANT.
1235 (simple_rhs_p): Anything that's function_invariant_p is fine.
1237 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
1239 * gengtype.c (main): Use plunge_files instead of plugin_output.
1241 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
1242 Rafael Avila de Espindola <espindola@google.com>
1244 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
1245 Don't print pch related info if it is false.
1246 (main): Don't print pch info in plugin mode.
1248 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
1250 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
1251 with dw_val_class_const_double.
1252 (struct dw_val_struct): Replace val_long_long with val_double and
1253 adjust for above change.
1254 (output_loc_operands): Likewise.
1255 (add_AT_long_long): Rename into...
1256 (add_AT_double): ...this.
1257 (print_die): Replace dw_val_class_long_long with
1258 dw_val_class_const_double and adjust.
1259 (attr_checksum): Likewise.
1260 (same_dw_val_p): Likewise.
1261 (size_of_die): Likewise.
1262 (value_format): Likewise.
1263 (output_die): Likewise.
1264 (loc_descriptor) <CONST_DOUBLE>: Likewise.
1265 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
1266 instead of add_AT_long_long.
1267 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
1268 value with the precision of its type.
1270 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
1273 * c-typeck.c (build_conditional_expr): Use the readonly and
1274 volatile flags of the operand types, not of the operands itself.
1276 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
1278 collect2.c (main): Look for -brtl before adding libraries.
1280 2009-09-27 Jonathan Gray <jsg@openbsd.org>
1282 * config.gcc: Update OpenBSD targets.
1283 * config/openbsd-stdint.h: New file.
1284 * config/openbsd-libpthread.h: New file.
1285 * config/openbsd.h: Update and break out LIB_SPEC definition.
1286 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
1287 * config/i386/openbsdelf.h: Correct types.
1288 * config/m68k/openbsd.h: Likewise.
1289 * config/mips/openbsd.h: Likewise.
1290 * config/vax/openbsd.h: Likewise.
1292 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
1294 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
1295 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
1296 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
1297 of the length and zero.
1299 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1301 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
1302 (FLAGS_H): Add options.h $(REAL_H).
1303 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
1304 (TREE_VECTORIZER_H): New.
1305 (EBITMAP_H): Renamed from EBIMAP_H.
1306 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
1307 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
1308 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
1309 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
1310 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
1311 (graphite-clast-to-gimple.o, graphite-dependences.o)
1312 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
1313 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
1314 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
1315 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
1316 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
1317 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
1318 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
1319 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
1320 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
1321 updated and fixed as per above changes and per
1322 check_makefile_deps.sh output.
1325 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
1326 * configure: Regenerate.
1328 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1330 * doc/install.texi: Update minimum MPC version to 0.7.
1332 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
1334 * doc/install.texi (Binaries): Remove reference to the binary
1335 distribution CD-ROM from the FSF.
1337 2009-09-26 Michael Matz <matz@suse.de>
1341 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
1342 that are mentioned in the body.
1344 2009-09-26 Michael Matz <matz@suse.de>
1346 PR tree-optimization/41454
1347 * tree-ssa-dom (stmts_to_rescan): Remove variable.
1348 (tree_ssa_dominator_optimize): Don't allocate and free it.
1349 (dom_opt_leave_block): Don't iterate over it.
1350 (eliminate_redundant_computations): Don't return a value.
1351 (cprop_operand, cprop_into_stmt): Ditto.
1352 (optimize_stmt): Don't defer updating stmts.
1354 2009-09-25 Dodji Seketeli <dodji@redhat.com>
1356 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
1357 generic_parameter_die, template_parameter_pack_die,
1358 gen_formal_parameter_die, gen_subprogram_die): Adjust after renaming
1359 DW_TAG_formal_parameter_pack and DW_TAG_template_parameter_pack into
1360 DW_TAG_GNU_formal_parameter_pack and DW_TAG_GNU_template_parameter_pack.
1362 2009-09-25 Anatoly Sokolov <aesok@post.ru>
1364 * config/v850/v850.h (FUNCTION_VALUE): Remove.
1365 * config/v850/v850.c (v850_function_value): New function.
1366 (TARGET_FUNCTION_VALUE): Define.
1368 2009-09-25 Jakub Jelinek <jakub@redhat.com>
1370 * tree-vect-stmts.c (vectorizable_call): Call
1371 mark_symbols_for_renaming after vect_finish_stmt_generation.
1373 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
1374 to loc_descriptor_from_tree.
1375 (add_location_or_const_value_attribute): Pass 0 instead of 2
1376 for decl_by_reference_p decls.
1378 2009-09-25 Richard Guenther <rguenther@suse.de>
1381 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
1384 2009-09-25 Ben Elliston <bje@au.ibm.com>
1386 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
1389 2009-09-25 Alan Modra <amodra@bigpond.net.au>
1391 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
1392 form of instruction.
1394 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1397 * fold-const.c (const_binop): Handle complex int division.
1398 * tree-complex.c (expand_complex_div_straight,
1399 expand_complex_div_wide): Update comments.
1401 2009-09-24 DJ Delorie <dj@redhat.com>
1404 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
1405 (reg_class): Likewise.
1406 (REG_CLASS_NAMES): Likewise.
1407 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
1409 * config/m32c/m32c.c (m32c_override_options): Disable -fivopts for
1412 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1414 * config/rs6000/predicates.md (indexed_or_indirect_operand):
1415 Delete VSX load/store with update support.
1416 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
1417 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
1421 (VStype_load_update): Ditto.
1422 (VStype_store_update): Ditto.
1423 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
1424 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
1426 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
1427 load/store with update builtins.
1429 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
1431 * libgcc2.c (L_trampoline): Prototype for getpagesize
1432 and mprotect in WINNT case.
1434 2009-09-24 Anatoly Sokolov <aesok@post.ru>
1436 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
1437 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
1438 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
1439 'outgoing' argument.
1440 (TARGET_FUNCTION_VALUE): Define.
1442 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
1444 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
1446 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
1449 * common.opt: Initialize dwarf_strict to -1.
1450 * toplev.c (process_options): Catch unset dwarf_strict
1451 and set to 0 for all targets not overriding.
1452 * config/darwin.c (darwin_override_options): Catch unset
1453 dwarf_strict and override to 1.
1455 2009-09-24 Jeff Law <law@redhat.com>
1457 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
1459 2009-09-24 Richard Guenther <rguenther@suse.de>
1461 PR tree-optimization/36143
1462 PR tree-optimization/38747
1463 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
1464 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
1466 2009-09-24 Jakub Jelinek <jakub@redhat.com>
1469 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
1470 return false instead of gcc_unreachable (). For CONST return the
1471 value returned by recursive call instead of always returning true.
1472 (tree_add_const_value_attribute): Return the value returned by
1473 add_const_value_attribute instead of always returning true if rtl
1476 2009-09-23 Justin Seyster <jrseys@gmail.com>
1478 * Makefile.in (PLUGIN_HEADERS): Include real.h.
1480 2009-09-24 Jakub Jelinek <jakub@redhat.com>
1482 * cgraphunit.c (cgraph_lower_function): Revert last change.
1483 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
1484 instead of DECL_NO_STATIC_CHAIN.
1485 * tree-cfg.c (verify_gimple_call): Likewise.
1486 * tree-nested.c (get_chain_decl, get_chain_field,
1487 convert_tramp_reference_op, convert_gimple_call): Likewise.
1488 (convert_all_function_calls): Likewise. Always set or clear
1489 DECL_STATIC_CHAIN initially, for !n->outer clear it.
1490 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
1491 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
1493 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
1494 DECL_NO_STATIC_CHAIN.
1495 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
1496 instead of DECL_NO_STATIC_CHAIN.
1497 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
1498 decl_function_context.
1499 * varasm.c (initializer_constant_valid_p): Likewise.
1500 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
1501 (DECL_STATIC_CHAIN): ... this.
1502 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
1503 instead of DECL_NO_STATIC_CHAIN.
1505 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
1506 Rafael Avila de Espindola <espindola@google.com>
1508 * gengtype.c (nb_plugin_files): Make it unsigned to match
1509 num_gt_files. Adjust other variables to avoid warnings.
1510 (main): Allocate an all zero lang_bitmap before each plugin file name
1511 to match regular file names.
1513 2009-09-23 Richard Henderson <rth@redhat.com>
1515 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
1516 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
1517 static chain passed in memory.
1518 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
1519 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
1520 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
1521 STATIC_CHAIN_REGNUM defined.
1523 * config/picochip/picochip-protos.h: s/class/klass/.
1524 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
1525 (picochip_static_chain): New.
1526 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
1527 (STATIC_CHAIN_INCOMING): Remove.
1529 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
1530 (xtensa_static_chain): New.
1531 * config/xtensa/xtensa.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
1533 2009-09-23 Anatoly Sokolov <aesok@post.ru>
1535 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
1536 * config/pa/pa-protos.h (function_value): Remove.
1537 * config/pa/pa.c (pa_function_value): Rename from function_value.
1538 Make static, add 'outgoing' argument.
1539 (TARGET_FUNCTION_VALUE): Define.
1541 2009-09-23 Anatoly Sokolov <aesok@post.ru>
1543 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
1544 instead of cfun->machine->is_leaf.
1545 * config/avr/avr.h (machine_function): Remove is_leaf field.
1547 2009-09-23 Jakub Jelinek <jakub@redhat.com>
1550 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
1551 DW_OP_piece after DW_OP_stack_value, adjust size calculations
1552 for it, when DW_OP_stack_value and DW_OP_implicit_value has
1553 the same size, prefer DW_OP_stack_value.
1554 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
1555 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
1557 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
1560 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
1562 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
1565 * cfgexpand.c (convert_debug_memory_address): New.
1566 (expand_debug_expr): Convert base address and offset to the same
1567 mode. Use it to convert addresses to other modes. Accept
1570 2009-09-23 Richard Guenther <rguenther@suse.de>
1572 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
1573 produced for bigendian targets with promoted subregs.
1575 2009-09-23 Richard Guenther <rguenther@suse.de>
1577 * value-prof.c (gimple_ic): Purge old EH edges only after building
1580 2009-09-23 Nick Clifton <nickc@redhat.com>
1582 * config/arc/arc.c (arc_trampoline_init): Fix typo.
1584 2009-09-23 Jakub Jelinek <jakub@redhat.com>
1587 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
1590 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
1591 on non-nested functions.
1593 2009-09-23 Jakub Jelinek <jakub@redhat.com>
1594 Jan Hubicka <jh@suse.cz>
1596 * dwarf2out.c (loc_list_plus_const): Only define if
1597 DWARF2_DEBUGGING_INFO.
1598 (address_of_int_loc_descriptor): Likewise.
1601 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
1603 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
1606 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
1607 constant is more than zero.
1609 2009-09-23 Alan Modra <amodra@bigpond.net.au>
1612 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
1613 call final to emit non-scheduled prologue, instead insert at entry.
1615 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
1616 Joseph S. Myers <joseph@codesourcery.com>
1618 * doc/install.texi (*-*-freebsd*): Add proper format codes.
1620 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
1621 Rafael Avila de Espindola <espindola@google.com>
1623 * gengtype.c (is_file_equal): New function.
1624 (close_output_files): Use is_file_equal. Free of->buf.
1626 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
1627 Rafael Avila de Espindola <espindola@google.com>
1629 * gengtype.c (write_types, write_local): Add the output_header
1630 argument. Update all callers.
1632 2009-09-22 Dodji Seketeli <dodji@redhat.com>
1634 * dwarf2out.c (template_parameter_pack_die,
1635 gen_formal_parameter_pack_die ): New functions.
1636 (make_ith_pack_parameter_name): Remove this function.
1637 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
1638 DW_TAG_formal_parameter_pack.
1639 (gen_generic_params_dies): Represent each template parameter pack
1640 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
1641 represented by usual DW_TAG_template_*_parameter DIEs that are
1642 children of the DW_TAG_template_parameter_pack element DIE.
1643 (generic_parameter_die): This doesn't deal with parameter pack
1644 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
1645 of parameter pack DIEs.
1646 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
1647 in certain cases, e.g. for pack elements.
1648 (gen_formal_types_die, gen_decl_die): Adjust usage of
1649 gen_formal_parameter_die.
1650 (gen_subprogram_die): Represent each function parameter pack by a
1651 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
1652 represented by usual DW_TAG_formal_parameter DIEs that are children
1653 of the DW_TAG_formal_parameter_pack DIE. Remove references to
1654 ____builtin_va_alist decls as no part of the compiler uses those
1656 * langhooks.h (struct lang_hooks_for_decls): Add
1657 function_parm_expanded_from_pack_p, get_generic_function_decl
1658 and function_parameter_pack_p hooks. Fix comment for
1659 get_innermost_generic_parms hook.
1660 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
1661 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
1662 macros and use them to initialize lang_hook.
1664 2009-09-22 Richard Henderson <rth@redhat.com>
1666 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
1667 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
1668 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
1669 on TRAMPOLINE_TEMPLATE.
1670 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
1671 TRAMPOLINE_ADJUST_ADDRESS.
1672 * targhooks.c (default_asm_trampoline_template): Remove.
1673 (default_trampoline_adjust_address): Remove.
1674 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
1675 * targhooks.h: Update decls.
1677 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
1679 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
1680 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
1681 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
1683 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
1686 * reload1.c (reload): Reset debug insns with pseudos without
1689 2009-09-22 Janis Johnson <janis187@us.ibm.com>
1691 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
1692 unconditional true for decimal float modes.
1693 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
1694 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
1696 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
1698 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
1699 Enable a new case for __FreeBSD__ >= 7.
1700 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
1701 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
1702 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
1703 and USE_LD_AS_NEEDED.
1705 * doc/install.texi (*-*-freebsd*): Update target information.
1707 2009-09-22 Richard Guenther <rguenther@suse.de>
1710 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
1711 arrays really properly.
1713 2009-09-22 Richard Henderson <rth@redhat.com>
1716 * target.h (struct gcc_target): Add asm_out.trampoline_template,
1717 calls.static_chain, calls.trampoline_init,
1718 calls.trampoline_adjust_address.
1719 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
1720 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
1721 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
1722 * builtins.c (expand_builtin_setjmp_receiver): Use
1723 targetm.calls.static_chain; only clobber registers.
1724 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
1725 set up memory attributes properly for the trampoline block.
1726 (expand_builtin_adjust_trampoline): Use
1727 targetm.calls.trampoline_adjust_address.
1728 * calls.c (prepare_call_address): Add fndecl argument. Use
1729 targetm.calls.static_chain.
1730 * df-scan.c (df_need_static_chain_reg): Remove.
1731 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
1732 consolodate static chain handling.
1733 * doc/tm.texi: Document new hooks.
1734 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
1735 (init_emit_regs): Don't initialize them.
1736 * expr.h (prepare_call_address): Update decl.
1737 * final.c (profile_function): Use targetm.calls.static_chain.
1738 * function.c (expand_function_start): Likewise.
1739 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
1740 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
1741 only clobber registers.
1742 * targhooks.c (default_static_chain): New.
1743 (default_asm_trampoline_template, default_trampoline_init): New.
1744 (default_trampoline_adjust_address): New.
1745 * targhooks.h: Declare them.
1746 * varasm.c (assemble_trampoline_template): Use
1747 targetm.asm_out.trampoline_template. Make the memory block const
1750 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
1751 alpha_initialize_trampoline. Make static. Merge VMS parameter
1752 differences into the TARGET_ABI_OPEN_VMS code block.
1753 (TARGET_TRAMPOLINE_INIT): New.
1754 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
1755 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
1756 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
1757 (INITIALIZE_TRAMPOLINE): Remove.
1759 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
1760 (TRAMPOLINE_TEMPLATE): Merge with ...
1761 (INITIALIZE_TRAMPOLINE): ... this and move ...
1762 * config/arc/arc.c (arc_trampoline_init): ... here.
1763 (TARGET_TRAMPOLINE_INIT): New.
1765 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
1766 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
1767 (arm_asm_trampoline_template): New.
1768 (arm_trampoline_init, arm_trampoline_adjust_address): New.
1769 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
1770 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
1771 code to arm_asm_trampoline_template.
1772 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
1773 arm_trampoline_adjust_address.
1774 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
1775 adjust for target hook parameters.
1777 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
1780 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
1781 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
1782 (bfin_trampoline_init): Rename from initialize_trampoline;
1783 make static; update for target hook parameters.
1784 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
1785 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
1786 bfin_asm_trampoline_template.
1787 (INITIALIZE_TRAMPOLINE): Remove.
1789 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
1790 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
1791 cris_trampoline_init): New.
1792 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
1793 cris_asm_trampoline_template.
1794 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
1795 adjust for target hook parameters.
1797 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
1799 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
1800 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
1801 fr30_trampoline_init): New.
1802 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
1803 fr30_asm_trampoline_template.
1804 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
1805 adjust for target hook parameters.
1807 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
1808 (frv_trampoline_init): Rename from frv_initialize_trampoline;
1809 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
1810 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
1811 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
1813 * config/h8300/h8300.c (h8300_trampoline_init): New.
1814 (TARGET_TRAMPOLINE_INIT): New.
1815 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
1816 to h8300_trampoline_init and adjust for hook parameters.
1818 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
1819 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
1820 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
1821 make static; adjust for hook parameters.
1822 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
1824 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
1825 (TARGET_TRAMPOLINE_INIT): New.
1826 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
1827 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
1828 iq2000_asm_trampoline_template.
1829 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
1830 (TRAMPOLINE_CODE_SIZE): New.
1831 (TRAMPOLINE_SIZE): Use it.
1832 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
1834 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
1835 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
1836 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
1837 adjust for hook parameters.
1838 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
1840 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
1841 (m32r_trampoline_init): New.
1842 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
1843 m32r_trampoline_init.
1845 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
1846 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
1847 make static; update for hook parameters.
1848 * config/m68hc11/m68hc11-protos.h: Update.
1849 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
1851 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
1852 (TARGET_TRAMPOLINE_INIT): New.
1853 (mcore_function_value): Fix typo.
1854 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
1855 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
1856 to mcore_asm_trampoline_template.
1857 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
1859 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
1860 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
1861 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
1862 update for hook parameters.
1863 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
1865 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
1866 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
1867 mips_trampoline_init): New.
1868 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
1869 mips_asm_trampoline_template.
1870 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
1871 update for hook parameters.
1873 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
1874 (TARGET_TRAMPOLINE_INIT): New.
1875 (mmix_trampoline_size): Remove.
1876 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
1877 make static. Remove out-of-date tetra vs octa comment.
1878 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
1879 make static; update for hook parameters.
1880 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
1881 (INITIALIZE_TRAMPOLINE): Remove.
1882 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
1883 (TRAMPOLINE_ALIGNMENT): New.
1884 * gcc/config/mmix/mmix-protos.h: Update.
1886 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
1887 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
1888 mn10300_trampoline_init): New.
1889 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
1890 mn10300_asm_trampoline_template.
1891 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
1893 * config/moxie/moxie.c (moxie_static_chain,
1894 moxie_asm_trampoline_template, moxie_trampoline_init,
1895 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
1896 TARGET_TRAMPOLINE_INIT): New.
1897 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
1898 moxie_trampoline_init.
1899 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
1900 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
1902 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
1903 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
1904 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
1905 pa_trampoline_adjust_address): New.
1906 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
1907 pa_asm_trampoline_template.
1908 (TRAMPOLINE_ALIGNMENT): New.
1909 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
1910 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
1911 adjust for hook parameters.
1912 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
1914 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
1915 (TARGET_TRAMPOLINE_INIT): New.
1916 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
1917 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
1919 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
1921 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
1922 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
1923 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
1924 make static; adjust parameters for the hook.
1925 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
1927 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
1928 s390_trampoline_template; make static.
1929 (s390_trampoline_init): Rename from s390_initialize_trampoline;
1930 make static; adjust for target hook.
1931 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
1932 * config/s390/s390-protos.h: Remove trampoline decls.
1933 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
1934 (TRAMPOLINE_TEMPLATE): Remove.
1935 (TRAMPOLINE_ALIGNMENT): New.
1937 * config/score/score-protos.h (score_initialize_trampoline): Remove.
1938 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
1939 (TARGET_TRAMPOLINE_INIT): New.
1940 (score_asm_trampoline_template): New.
1941 (score_trampoline_init): Rename from score_initialize_trampoline;
1942 make static; adjust for hook parameters.
1943 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
1944 score[37]_asm_trampoline_template.
1945 (INITIALIZE_TRAMPOLINE): Remove.
1946 * config/score/score3.c (score3_asm_trampoline_template): New.
1947 (score3_trampoline_init): Rename from score3_initialize_trampoline;
1948 adjust for target hook.
1949 * config/score/score7.c (score7_asm_trampoline_template): New.
1950 (score7_trampoline_init): Rename from score7_initialize_trampoline;
1951 adjust for target hook.
1952 * config/score/score3.h, config/score/score7.h: Update.
1954 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
1955 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
1956 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
1957 (sh_trampoline_init): Rename from sh_initialize_trampoline;
1958 make static; adjust for target hook parameters.
1959 (sh_trampoline_adjust_address): New.
1960 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
1961 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
1963 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
1964 (sparc32_initialize_trampoline): Rename from
1965 sparc_initialize_trampoline; make static; replace tramp parameter
1966 with m_tramp and update memory accesses.
1967 (sparc64_initialize_trampoline): Similarly.
1968 (sparc_trampoline_init): New.
1969 * config/sparc/sparc-protos.h: Remove trampoline decls.
1970 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
1971 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
1973 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
1974 (array_to_constant): Make ARR parameter const.
1975 (spu_trampoline_init): Rename from spu_initialize_trampoline;
1976 make static; update for hook parameters.
1977 * config/spu/spu-protos.h: Update decls.
1978 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
1980 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
1981 from xstormy16_initialize_trampoline; make static; update for
1983 (TARGET_TRAMPOLINE_INIT): New.
1984 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
1986 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
1987 (TARGET_TRAMPOLINE_INIT): New.
1988 (v850_can_eliminate): Make static.
1989 (v850_asm_trampoline_template, v850_trampoline_init): New.
1990 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
1991 v850_asm_trampoline_template.
1992 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
1993 and adjust for target hook parameters.
1995 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
1996 (TARGET_TRAMPOLINE_INIT): New.
1997 (vax_asm_trampoline_template, vax_trampoline_init): New.
1998 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
1999 vax_asm_trampoline_template.
2000 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
2002 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2003 (TARGET_TRAMPOLINE_INIT): New.
2004 (xtensa_asm_trampoline_template): Rename from
2005 xtensa_trampoline_template; make static.
2006 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
2007 make static; update for hook parameters.
2008 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
2009 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
2010 (INITIALIZE_TRAMPOLINE): Remove.
2012 * config/i386/i386.c (ix86_function_regparm): Do not issue an
2013 error for nested functions with regparm=3.
2014 (ix86_compute_frame_layout): Adjust frame pointer offset for
2015 ix86_static_chain_on_stack.
2016 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
2017 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
2018 don't reset to UNITS_PER_WORD.
2019 (ix86_emit_leave): Adjust ix86_cfa_state.
2020 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
2021 (ix86_static_chain): New.
2022 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
2023 make static; update for target hook parameters; use ix86_static_chain.
2024 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
2025 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
2026 (INITIALIZE_TRAMPOLINE): Remove.
2027 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
2028 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
2029 to the end. Add static_chain_on_stack.
2030 (ix86_static_chain_on_stack): New.
2032 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
2033 (m68k_output_mi_thunk): Don't use static_chain_rtx.
2034 (m68k_trampoline_init): New.
2035 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
2036 m68k_trampoline_init and adjust for hook parameters.
2037 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
2038 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
2040 2009-09-22 Jakub Jelinek <jakub@redhat.com>
2042 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
2043 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
2045 * reload1.c (reload): Call wrap_constant when substituting
2046 reg for equiv inside of DEBUG_INSNs.
2049 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
2050 add_call_src_coords_attributes, add_high_low_attributes,
2051 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
2052 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
2053 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
2054 when -gdwarf-2 -gstrict-dwarf.
2055 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
2056 -gdwarf-[23] -gstrict-dwarf.
2057 (address_of_int_loc_descriptor, loc_descriptor,
2058 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
2059 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
2060 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
2062 2009-09-22 Richard Guenther <rguenther@suse.de>
2064 PR tree-optimization/41428
2065 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
2066 (ccp_finalize): Pass it to substitute_and_fold.
2068 2009-09-22 Richard Guenther <rguenther@suse.de>
2070 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
2071 (substitute_and_fold): Adjust prototype.
2072 * tree-vrp.c (vrp_evaluate_conditional): Make static.
2073 (simplify_stmt_using_ranges): Likewise.
2074 (fold_predicate_in): Move here from tree-ssa-propagate.c.
2075 (vrp_fold_stmt): New function.
2076 (vrp_finalize): Pass it to substitute_and_fold.
2077 * tree-flow.h (vrp_evaluate_conditional): Remove.
2078 (simplify_stmt_using_ranges): Likewise.
2079 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
2080 * tree-ssa-copy.c (fini_copy_prop): Likewise.
2081 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
2083 (fold_predicate_in): Move to tree-vrp.c.
2084 (substitute_and_fold): Use the callback instead of calling into
2085 tree-vrp.c functions directly.
2087 2009-09-22 Jakub Jelinek <jakub@redhat.com>
2089 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
2090 comparison warning on rs6000.
2093 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
2094 GIMPLE_EH_MUST_NOT_THROW cleanup.
2095 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
2097 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
2100 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
2101 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
2102 LIB_SPEC for darwin10 and later since it always uses the unwinder in
2103 libSystem which is derived from the gcc 4.2.1 unwinder.
2105 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2108 * varasm.c (default_encode_section_info): Copy TLS model into
2109 sym_ref flags regardless of backend support for TLS, for all
2110 model types except TLS_MODEL_EMULATED.
2112 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2115 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
2116 we can handle it correctly.
2118 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
2120 * doc/install.texi (os2): Remove section.
2122 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
2124 * doc/standards.texi (Objective-C): Adjust two URLs.
2126 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
2128 * tree-tailcall.c (process_assignment): Don't check if a
2129 multiplication or an addition are already present.
2130 (find_tail_calls): Combine multiple additions and multiplications.
2131 (adjust_accumulator_values): Emit accumulators.
2133 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
2135 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
2136 xmm register restore.
2138 2009-09-21 Jan Hubicka <jh@suse.cz>
2140 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
2141 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
2144 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
2146 * stor-layout.c (layout_type): Remove obsolete code.
2148 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
2151 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
2153 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2156 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
2157 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
2158 (fold_builtin_2, do_mpc_arg1): Update accordingly.
2159 * fold-const.c (const_binop): Likewise.
2160 * real.h (do_mpc_arg2): Update prototype.
2162 2009-09-20 Jan Hubicka <jh@suse.cz>
2164 * dwarf2out.c (add_const_value_attribute): Return true if successful.
2165 (add_location_or_const_value_attribute): Rewrite using
2167 (tree_add_const_value_attribute): Return true if successful.
2168 (tree_add_const_value_attribute_for_decl): Likewise.
2170 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
2171 (loc_descriptor): ... here;
2172 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2173 (cst_pool_loc_descr): Break out from ...; do not reffer constant
2174 pool items that was not marked for output.
2175 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
2176 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2177 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2178 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
2179 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
2180 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
2181 DW_OP_stack_value to get address of items that are not available
2183 (dw_loc_list): Handle single element lists correctly.
2185 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
2186 Pascal Obry <obry@adacore.com>
2188 * unwind-dw2-fde.c (classify_object_over_fdes):
2189 Cast the constant 1 to _Unwind_Ptr.
2190 (add_fdes): Likewise.
2191 (linear_search_fdes): Likewise.
2193 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
2195 * stor-layout.c (set_sizetype): Avoid useless type copy.
2197 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
2199 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
2201 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
2202 * configure, config.in: Regenerate.
2203 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
2205 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
2206 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
2207 for global data if the output could be used in a shared library.
2208 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
2209 to 0 if TARGET_WRITABLE_EH_FRAME.
2211 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
2213 PR rtl-optimization/39886
2214 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
2215 just when insn is equal to BB_END (bb).
2217 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
2219 * config/mips/mips.opt (mrelax-pic-calls): New option.
2220 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
2222 (mips_unspec_call): Change "unspec_call" expander into this.
2223 (mips_strip_unspec_call): New function.
2224 (mips_got_load): Call mips_unspec_call instead of
2225 gen_unspec_call<mode>.
2226 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
2228 (mips_cfg_in_reorg): New function.
2229 (mips16_lay_out_constants): Use it to decide whether to call
2230 CFG-aware insn splitting.
2231 (r10k_insert_cache_barriers): Move CFG set-up code from here to
2232 mips_reorg. Move DF set-up code from here ...
2233 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
2235 (mips_reorg): Call mips_df_reorg instead of
2236 r10k_insert_cache_barriers. Move CFG set-up code here from
2237 r10k_insert_cache_barriers.
2238 (mips_call_expr_from_insn): New function.
2239 (mips_pic_call_symbol_from_set): Likewise.
2240 (mips_find_pic_call_symbol): Likewise.
2241 (mips_annotate_pic_call_expr): Likewise.
2242 (mips_get_pic_call_symbol): Likewise.
2243 (mips_annotate_pic_calls): Likewise.
2244 (mips_override_options): Disable -mrelax-pic-calls unless PIC
2246 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
2247 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
2248 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
2250 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
2251 (unspec_call<mode>): Remove it.
2252 (sibcall_internal, sibcall_value_internal,
2253 sibcall_value_multiple_internal, call_internal, call_split,
2254 call_value_internal, call_value_split,
2255 call_value_multiple_internal, call_value_multiple_split): Pass
2256 SIZE_OPNO to MIPS_CALL.
2257 (call_internal_direct, call_direct_split,
2258 call_value_internal_direct, call_value_direct_split): Pass -1 as
2259 SIZE_OPNO to MIPS_CALL.
2260 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
2261 * configure: Regenerate.
2262 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
2263 and -mno-relax-pic-calls.
2264 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
2266 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2269 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
2270 in the directory this rule is called from, rather than the
2271 toplevel 'gcc' directory, to fix in-tree build.
2273 2009-09-19 Chris Demetriou <cgd@google.com>
2275 PR preprocessor/28435:
2276 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
2277 to cpplib that the preprocessor output is needed.
2279 2009-09-19 Jakub Jelinek <jakub@redhat.com>
2281 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
2282 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
2283 *return_and_restore_fpregs_<mode>,
2284 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
2287 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
2288 instead of assuming it has always a REG inside of it.
2290 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
2292 * config/freebsd.h: Update comment on types.
2293 (WINT_TYPE): Define.
2295 2009-09-18 Jason Merrill <jason@redhat.com>
2297 * c.opt: Add -fno-deduce-init-list.
2299 2009-09-18 Neil Vachharajani <nvachhar@google.com>
2301 * value-prof.c (interesting_stringop_to_profile_p): Added output
2302 argument to indicate which parameter is the size parameter.
2303 * value-prof.c (gimple_stringop_fixed_value): Use
2304 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
2305 * value-prof.c (gimple_stringops_transform): Update call sites to
2306 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
2308 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
2311 From David Binderman <dcb314@hotmail.com>:
2312 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
2313 local variable f. Remove stale comments.
2314 (ix86_compute_frame_layout): Remove useless local variable total_size.
2315 Remove #if 0'd code.
2316 (legitimate_address_p): Remove useless local variables
2317 reason_rtx and reason.
2318 (ix86_split_copysign_const): Remove useless local variable op1.
2319 (scale_counter): Remove useless local variable piece_size_mask.
2321 2009-09-18 Jakub Jelinek <jakub@redhat.com>
2323 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
2326 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
2329 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
2331 2009-09-17 Jakub Jelinek <jakub@redhat.com>
2333 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
2336 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
2338 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
2339 DW_OP_implicit_value even without dwarf_version 4.
2341 2009-09-17 Jan Hubicka <jh@suse.cz>
2343 * dwarf2out.c: Include tree-pass.h and gimple.h.
2344 (loc_list_plus_const): New function.
2345 (loc_descriptor_from_tree_1): Rename to ...
2346 (loc_descriptor_from_tree): ... remove original.
2347 (loc_list_from_tree): New function.
2348 (add_AT_location_description): Accept location list.
2349 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
2350 (concatn_mem_loc_descriptor): Remove.
2351 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
2353 (secname_for_decl): Move up.
2354 (hidden_reference_p): New function; break out from ...
2355 (loc_by_refernece): ... here; move up.
2356 (dw_loc_list): New function.
2357 (single_element_loc_list): New function.
2358 (single_element_loc_list_p): New function.
2359 (add_loc_descr_to_each): New function.
2360 (add_loc_list): New function.
2361 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
2362 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
2363 add diagnostics why expansion failed.
2364 (add_location_or_const_value_attribute): Support location lists.
2365 (add_bound_info): Likewise.
2366 (descr_info_loc): Update call of loc_descriptor_from_tree.
2367 (gen_variable_die): Work on location lists.
2368 * final.c (pass_final): Add dump file.
2369 * Makefile.in (dwarf2out.o): Add new dependencies.
2371 2009-09-17 Janis Johnson <janis187@us.ibm.com>
2374 * real.c decimal_from_integer, decimal_integer_string): New.
2375 (real_from_integer): Use them as special case for decimal float.
2376 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
2377 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
2378 Do not append zero after the decimal point in string to convert.
2380 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
2382 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
2383 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
2385 2009-09-17 Martin Jambor <mjambor@suse.cz>
2387 * common.opt (fipa-sra): New switch.
2388 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
2389 * timevar.def (TV_IPA_SRA): New timevar.
2390 * params.def (ipa-sra-ptr-growth-factor): New parameter.
2391 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
2392 * tree-sra.c: Include cgraph.c.
2393 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
2394 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
2395 and grp_not_necessarilly_dereferenced.
2396 (func_param_count): New variable.
2397 (encountered_apply_args): New variable.
2398 (bb_dereferences): New variable.
2399 (final_bbs): New variable.
2400 (no_accesses_representant): New variable.
2401 (no_accesses_p): New function.
2402 (dump_access): Dump the new fields.
2403 (sra_initialize): Set encountered_apply_args to false.
2404 (get_ssa_base_param): New function.
2405 (mark_parm_dereference): New function.
2406 (create_access): Caring for INIDRECT_REFs and different handling of
2407 varialble length accesses in early IPA SRA. Store the stmt - a new
2408 parameter - to the new access.
2409 (build_access_from_expr_1): New parameter stmt, passed to
2410 create_access. Handle INDIRECT_REFs.
2411 (build_access_from_expr): Pass the current statement to
2412 build_access_from_expr_1.
2413 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
2415 (build_accesses_from_assign): Pass the current statement to
2416 build_access_from_expr_1. Do not create assign links in IPA-SRA.
2417 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
2418 final_bbs when necessary. Check for calls to __builtin_apply_args.
2419 Fixup EH info if anythng was changed.
2420 (is_unused_scalar_param): New function.
2421 (ptr_parm_has_direct_uses): New function.
2422 (find_param_candidates): New function.
2423 (mark_maybe_modified): New function.
2424 (analyze_modified_params): New function.
2425 (propagate_dereference_distances): New function.
2426 (dump_dereferences_table): New function.
2427 (analyze_caller_dereference_legality): New function.
2428 (unmodified_by_ref_scalar_representative): New function.
2429 (splice_param_accesses): New function.
2430 (decide_one_param_reduction): New function.
2431 (enum ipa_splicing_result): New type.
2432 (splice_all_param_accesses): New function.
2433 (get_param_index): New function.
2434 (turn_representatives_into_adjustments): New function.
2435 (analyze_all_param_acesses): New function.
2436 (get_replaced_param_substitute): New function.
2437 (get_adjustment_for_base): New function.
2438 (replace_removed_params_ssa_names): New function.
2439 (sra_ipa_reset_debug_stmts): New function.
2440 (sra_ipa_modify_expr): New function.
2441 (sra_ipa_modify_assign): New function.
2442 (convert_callers): New function.
2443 (modify_function): New function.
2444 (ipa_sra_preliminary_function_checks): New function.
2445 (ipa_early_sra): New function.
2446 (ipa_early_sra_gate): New function.
2447 (pass_early_ipa_sra): New variable.
2448 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
2450 2009-09-17 Michael Matz <matz@suse.de>
2453 * tree.c (build_type_attribute_qual_variant): Export.
2454 * tree.h (build_type_attribute_qual_variant): Declare.
2455 * tree-inline.c (remap_type_1): Use it to build variants with
2456 the original qualifiers and attributes.
2458 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2460 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
2461 without a fallthrough edge.
2463 2009-09-16 DJ Delorie <dj@redhat.com>
2465 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
2466 chip and ignore the "fast_interrupt" attribute if so.
2468 2009-09-16 Richard Henderson <rth@redhat.com>
2471 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
2474 2009-09-16 Richard Henderson <rth@redhat.com>
2477 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
2478 is set only if DECL_NO_STATIC_CHAIN is unset.
2479 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
2480 (FOR_EACH_NEST_INFO): New.
2481 (walk_all_functions): Use it.
2482 (finalize_nesting_tree): Likewise.
2483 (unnest_nesting_tree): Likewise.
2484 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
2485 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
2486 (convert_gimple_call): Early out if gimple_call_chain already set.
2487 (convert_all_function_calls): Iterate until no new functions
2488 require a static chain.
2489 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
2490 when building a trampoline. Use dump_function_to_file instead
2492 (lower_nested_functions): Open dump_file. Validate that decls
2493 that have DECL_NO_STATIC_CHAIN from the front end don't have that
2494 bit reset by this pass.
2496 2009-09-16 Michael Matz <matz@suse.de>
2499 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
2500 shorten decl_common_unused.
2501 (DECL_RESTRICTED_P): New accessor.
2502 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
2503 to disambiguate marked decls and restrict pointers.
2505 2009-09-16 Richard Henderson <rth@redhat.com>
2508 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
2510 2009-09-16 Jakub Jelinek <jakub@redhat.com>
2512 * integrate.c (set_block_abstract_flags): Call
2513 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
2515 2009-09-16 Richard Guenther <rguenther@suse.de>
2518 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
2521 2009-09-16 DJ Delorie <dj@redhat.com>
2522 Kaz Kojima <kkojima@gcc.gnu.org>
2524 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
2525 (sh_expand_prologue): Update calls to output_stack_adjust.
2526 (sh_expand_epilogue): Likewise.
2528 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
2531 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
2532 trying to limit the extent of searches in the insn stream.
2534 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
2535 Jakub Jelinek <jakub@redhat.com>
2539 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
2541 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
2542 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
2543 (rs6000_savres_strategy): Always save FP registers inline if the
2544 target doesn't support hardware double-precision. Set the above
2545 bits in return value when needed.
2546 (rs6000_savres_routine_sym): Fix computation for cache selector.
2547 Mark the generated symbol as a function. Rename exitp argument to
2548 lr. Move code for determining the name of the symbol...
2549 (rs6000_savres_routine_name): ...here. New function. Add cases for
2550 getting the names right on AIX and 64-bit Linux.
2551 (savres_routine_name): New variable.
2552 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
2553 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
2554 on what the target routine uses as a base register. If savep && lr
2555 describe saving of r0 into memory slot.
2556 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
2557 line calls for AIX ABI.
2558 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
2559 determine FP save/restore functions.
2560 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
2561 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
2563 (rs6000_emit_epilogue): Adjust computation of restore_lr.
2564 Duplicate restoration of LR and execute the appropriate one
2565 depending on whether GPRs are being restored inline. Set r11 from
2566 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
2567 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
2568 Fix out of line calls for AIX ABI.
2569 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
2571 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
2573 (*restore_gpregs_spe): Likewise.
2574 (*return_and_restore_gpregs_spe): Likewise.
2575 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
2576 Define to empty string unconditionally.
2577 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
2578 Define to empty string unconditionally.
2579 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
2582 2009-09-15 Jan Hubicka <jh@suse.cz>
2584 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
2585 * params.def (inline-insns-auto): Likewise.
2587 2009-09-15 Martin Jambor <mjambor@suse.cz>
2589 * ipa-inline.c (estimate_function_body_sizes): Dump info about
2590 individual statements only at TDF_DETAILS dump level. Format
2591 source for 80 characters per line.
2593 2009-09-15 Christian Bruel <christian.bruel@st.com>
2595 * regrename.c (do_replace): Update REG_DEAD notes.
2597 2009-09-15 Revital Eres <eres@il.ibm.com>
2599 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
2600 * targhooks.c (default_builtin_support_vector_misalignment):
2601 New builtin function.
2602 * targhooks.h (default_builtin_support_vector_misalignment):
2604 * target.h (builtin_support_vector_misalignment):
2605 New field in struct gcc_target.
2606 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
2607 new builtin function.
2608 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
2610 * config/rs6000/rs6000.c
2611 (rs6000_builtin_support_vector_misalignment): New function.
2612 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
2614 2009-09-15 Jie Zhang <jie.zhang@analog.com>
2616 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
2618 (bfin_optimize_loop): Likewise.
2619 (bfin_gen_bundles): Likewise.
2620 (workaround_speculation): Likewise.
2621 (find_load): Return NULL_RTX for debug_insn.
2623 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
2625 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
2628 2009-09-14 DJ Delorie <dj@redhat.com>
2630 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
2631 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
2634 2009-09-14 Richard Henderson <rth@redhat.com>
2635 Jakub Jelinek <jakub@redhat.com>
2637 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
2638 * cfgbuild.c (make_edges): Handle asm goto.
2639 * cfglayout.c (fixup_reorder_chain): Likewise.
2640 * cfgrtl.c (patch_jump_insn): Likewise.
2641 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
2642 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
2643 (gimple_build_asm_vec): Add and use labels parameter.
2644 (gimple_build_asm): Remove.
2645 (walk_gimple_asm): Walk labels too.
2646 * gimple.def (GIMPLE_ASM): Update docs.
2647 * gimple.h: Update decls.
2648 (struct gimple_statement_asm): Change nc to use unsigned char;
2650 (gimple_asm_nlabels): New.
2651 (gimple_asm_label_op, gimple_asm_set_label_op): New.
2652 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
2653 into gimple_build_asm_vec.
2654 * jump.c (mark_jump_label_asm): New.
2655 (mark_jump_label): Use it.
2656 (redirect_jump_1): Handle asm goto.
2657 (invert_jump_1): Soft fail if X is null.
2658 * recog.c (extract_asm_operands): New.
2659 (asm_noperands): Use it; handle asm labels.
2660 (decode_asm_operands): Use extract_asm_operands.
2661 (asm_operand_ok): Properly handle empty string.
2662 * reg-stack.c (get_asm_operands_in_out): Rename from
2663 get_asm_operand_n_inputs; use extract_asm_operands; return both
2664 inputs and outputs by reference; update all callers.
2665 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
2666 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
2667 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
2668 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
2669 (extract_asm_operands): Declare.
2670 * stmt.c (expand_asm_operands): Add and use labels parameter.
2671 (check_unique_operand_names): Likewise.
2672 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
2673 (expand_asm_stmt): Handle asm labels.
2674 * tree-cfg.c (make_gimple_asm_edges): New.
2675 (make_edges): Use it.
2676 (cleanup_dead_labels): Handle asm labels.
2677 (is_ctrl_altering_stmt): Likewise.
2678 (gimple_redirect_edge_and_branch): Likewise.
2679 * tree.def (ASM_EXPR): Add 5th operand.
2680 * tree.h (ASM_LABELS): New.
2681 (resolve_asm_operand_names): Update decl.
2683 * c-parser.c (c_parser_asm_statement): Parse asm goto.
2684 (c_parser_asm_goto_operands): New.
2685 * c-tree.h (build_asm_expr): Update decl.
2686 * c-typeck.c (build_asm_expr): Add and use labels parameter.
2687 * doc/extend.texi: Document asm goto.
2689 2009-09-14 Richard Henderson <rth@redhat.com>
2691 * except.h: Update declarations.
2692 (struct pointer_map_t): Forward declare.
2693 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
2694 (struct eh_landing_pad_d, eh_landing_pad): New.
2695 (struct eh_catch_d, eh_catch): New.
2696 (struct eh_region_d): Remove next_region_sharing_label, aka,
2697 label, tree_label, landing_pad, post_landing_pad, resume,
2698 may_contain_throw. Rename region_number to index. Remove
2699 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
2700 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
2701 (VEC(eh_landing_pad,gc)): New.
2702 (struct eh_status): Remove last_region_number. Add lp_array,
2703 throw_stmt_table, ttype_data, ehspec_data.
2704 (ehr_next, FOR_ALL_EH_REGION_AT): New.
2705 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
2706 * except.c (lang_protect_cleanup_actions): Return tree.
2707 (struct ehl_map_entry): Remove.
2708 (init_eh_for_function): Push zero entries for region and lp_array.
2709 (gen_eh_region): Add to region_array immediately.
2710 (gen_eh_region_catch): Operate on eh_catch objects.
2711 (gen_eh_landing_pad): New.
2712 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
2713 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
2714 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
2715 (get_eh_landing_pad_from_number_fn): New.
2716 (get_eh_landing_pad_from_number): New.
2717 (get_eh_region_from_lp_number_fn): New.
2718 (get_eh_region_from_lp_number): New.
2719 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
2720 (get_exception_pointer, get_exception_filter): Remove.
2721 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
2722 (current_function_has_exception_handlers): Simplify.
2723 (bring_to_root, eh_region_replaceable_by_p): Remove.
2724 (replace_region, hash_type_list, hash_eh_region): Remove.
2725 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
2726 (label_to_region_map, num_eh_regions): Remove.
2727 (get_next_region_sharing_label, must_not_throw_labels): Remove.
2728 (find_exception_handler_labels): Remove.
2729 (duplicate_eh_regions_0, find_prev_try): Remove.
2730 (struct duplicate_eh_regions_data): New.
2731 (duplicate_eh_regions_1): Rewrite.
2732 (duplicate_eh_regions): Return a pointer map instead of an
2734 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
2735 (redirect_eh_edge_to_label): Remove.
2736 (eh_region_outermost): Rewrite using eh_region pointers
2737 instead of integers.
2738 (add_ttypes_entry): Update for ttype_data move to eh_status.
2739 (add_ehspec_entry): Rewrite with VEC instead of varray.
2740 (assign_filter_values): Likewise. Export.
2741 (build_post_landing_pads, connect_post_landing_pads): Remove.
2742 (dw2_build_landing_pads): Rewrite to use lp_array.
2743 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
2744 (sjlj_assign_call_site_values): Rewrite to use lp_array.
2745 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
2746 (sjlj_mark_call_sites): Update for landing pad numbers.
2747 (finish_eh_generation): Rewrite.
2748 (gate_handle_eh): Do nothing for no eh tree.
2749 (pass_rtl_eh): Move up near finish_eh_generation.
2750 (remove_eh_landing_pad): New.
2751 (remove_eh_handler): Export.
2752 (remove_eh_region, remove_eh_handler_and_replace): Remove.
2753 (for_each_eh_label): Rewrite to use lp_array.
2754 (make_reg_eh_region_note): New.
2755 (make_reg_eh_region_note_nothrow_nononlocal): New.
2756 (insn_could_throw_p): New.
2757 (copy_reg_eh_region_note_forward): New.
2758 (copy_reg_eh_region_note_backward): New.
2759 (check_handled, add_reachable_handler): Remove.
2760 (reachable_next_level, foreach_reachable_handler): Remove.
2761 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
2762 (get_eh_region_and_lp_from_rtx): New.
2763 (get_eh_region_from_rtx): New.
2764 (can_throw_internal_1, can_throw_external_1): Remove.
2765 (can_throw_internal): Use get_eh_region_from_rtx.
2766 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
2767 (insn_nothrow_p, can_nonlocal_goto): New.
2768 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
2769 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
2770 (add_action_record): Use VEC not varray.
2771 (collect_one_action_chain): Update for eh_region changes.
2772 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
2773 Use get_eh_region_and_lp_from_rtx.
2774 (gate_convert_to_eh_region_ranges): New.
2775 (pass_convert_to_eh_region_ranges): Use it.
2776 (push_uleb128, push_sleb128): Use VEC not varray.
2777 (output_one_function_exception_table): Likewise.
2778 (dump_eh_tree): Update for eh_region changes.
2779 (verify_eh_tree): Likewise.
2780 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
2781 * tree-eh.c: Include target.h.
2782 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
2783 Don't disallow GIMPLE_RESX; adjust argument check.
2784 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
2785 (record_stmt_eh_region): Update for landing pad numbers;
2786 generate a landing pad if necessary.
2787 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
2788 (remove_stmt_from_eh_lp_fn): Similarly.
2789 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
2790 Update for lp numbers; don't special case missing throw_stmt_table.
2791 (lookup_expr_eh_lp): Similarly.
2792 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
2793 (eh_seq, eh_region_may_contain_throw): New.
2794 (struct leh_state): Add ehp_region.
2795 (struct leh_tf_state): Remove eh_label.
2796 (emit_post_landing_pad): New.
2797 (emit_resx, emit_eh_dispatch): New.
2798 (note_eh_region_may_contain_throw): New.
2799 (frob_into_branch_around): Take eh_region not eh label;
2800 emit eh code into eh_seq.
2801 (honor_protect_cleanup_actions): Early exit for no actions. Don't
2802 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
2803 lower_eh_must_not_throw. Emit code to eh_seq.
2804 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
2805 (lower_try_finally_onedest): Likewise.
2806 (lower_try_finally_copy): Likewise.
2807 (lower_try_finally_switch): Likewise.
2808 (lower_try_finally): Initialize ehp_region.
2809 (lower_catch): Update for eh_catch objects.
2810 (lower_eh_filter): Don't handle must_not_throw.
2811 (lower_eh_must_not_throw): New.
2812 (lower_cleanup): Don't set eh_label.
2813 (lower_eh_constructs_2): Resolve eh builtins.
2814 Handle GIMPLE_EH_MUST_NOT_THROW.
2815 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
2816 Add eh_seq to the end of the function body.
2817 (make_eh_dispatch_edges): New.
2818 (make_eh_edge): Remove.
2819 (make_eh_edges): Simplify for landing pads.
2820 (redirect_eh_edge_1): New.
2821 (redirect_eh_edge): Use it.
2822 (redirect_eh_dispatch_edge): New.
2823 (stmt_could_throw_p): Use a switch. Allow RESX.
2824 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
2825 (stmt_can_throw_internal): Likewise.
2826 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
2827 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
2828 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
2829 (gate_refactor_eh): New.
2830 (pass_refactor_eh): Use it.
2831 (lower_resx, execute_lower_resx, pass_lower_resx): New.
2832 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
2833 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
2834 (remove_unreachable_handlers): Rename from
2835 tree_remove_unreachable_handlers; rewrite for landing pads;
2836 call remove_eh_handler directly.
2837 (remove_unreachable_handlers_no_lp): New.
2838 (unsplit_eh, unsplit_all_eh): New.
2839 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
2840 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
2841 (cleanup_empty_eh_unsplit): New.
2842 (cleanup_empty_eh): Rewrite.
2843 (cleanup_all_empty_eh): New.
2844 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
2845 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
2846 (gate_cleanup_eh): New.
2847 (pass_cleanup_eh): Use it.
2848 (verify_eh_edges): Move later in file. Expect one EH edge.
2849 (verify_eh_dispatch_edge): New.
2851 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
2852 (gtype-desc.o): Add TARGET_H.
2853 (tree.o): Use EXCEPT_H, not except.h.
2854 (cfgbuild.o): Add EXPR_H.
2855 (GTFILES): Add vecprim.h.
2856 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
2857 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
2858 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
2859 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
2860 * calls.c (emit_call_1): Use make_reg_eh_region_note.
2861 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
2862 calls to can_throw_internal.
2863 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
2864 (make_edges): Don't handle RESX; use can_nonlocal_goto.
2865 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
2866 (expand_gimple_stmt): Use make_reg_eh_region_note.
2867 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
2868 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
2869 or find_exception_handler_labels.
2870 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
2871 there is exacly one EH edge. Use can_nonlocal_goto and
2873 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
2874 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
2875 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
2876 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
2877 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
2878 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
2879 * dse.c (scan_insn): Use insn_could_throw_p.
2880 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
2881 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
2882 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
2883 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
2884 EXC_PTR_EXPR or FILTER_EXPR.
2885 (tree_expr_nonzero_warnv_p): Likewise.
2886 * function.h: Include vecprim.h, not varray.h
2887 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
2888 move ttype_data and ehspec_data members to struct eh_status; change
2889 action_record_data member to a VEC.
2890 * gcse.c (hash_scan_set): Use can_throw_internal.
2891 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
2892 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
2893 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
2894 (block_may_fallthru): Don't handle RESX_EXPR.
2895 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
2896 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
2897 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
2898 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
2899 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
2900 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
2901 (gimple_size): Likewise.
2902 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
2903 (gimple_build_resx): Use gimple_build_with_ops.
2904 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
2905 (is_gimple_val): Likewise.
2906 (is_gimple_stmt): Remove RESX_EXPR.
2907 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
2908 (GIMPLE_RESX): Reorder with other EH constructs.
2909 * gimple.h (struct gimple_statement_eh_mnt): New.
2910 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
2911 (gimple_eh_filter_must_not_throw): Remove.
2912 (gimple_eh_filter_set_must_not_throw): Remove.
2913 (gimple_eh_must_not_throw_fndecl): New.
2914 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
2915 (is_gimple_resx): New.
2916 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
2917 Don't copy EH_FILTER_MUST_NOT_THROW.
2918 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
2919 * ipa-inline.c (estimate_function_body_sizes): Don't try to
2920 handle must_not_throw_labels specially.
2921 * ipa-pure-const.c (check_call): Update debug statement for LP.
2922 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
2923 * ipa-utils.c (get_base_var): Likewise.
2924 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
2925 * lower-subreg.c (move_eh_region_note): Remove.
2926 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
2927 * omp-low.c (new_omp_context): Update for eh_lp_nr.
2928 (create_task_copyfn): Likewise.
2929 (maybe_catch_exception): Use gimple_build_eh_filter.
2930 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
2931 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
2932 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
2933 and pass_lower_resx.
2934 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
2935 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
2936 can_throw_internal, can_nonlocal_goto.
2937 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
2938 copy_reg_eh_region_note_forward.
2939 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
2940 (emit_output_reload_insns): Likewise.
2941 (copy_eh_notes): Remove.
2942 * rtl.def (RESX): Remove.
2943 * rtl.h: Update declarations.
2944 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
2945 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
2946 (update_eh_label): Remove.
2947 (cleanup_dead_labels_eh): New.
2948 (cleanup_deal_labels): Use it instead of update_eh_label.
2949 (gimple_merge_blocks): Update landing pad data structure when
2950 removing a landing pad label.
2951 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
2952 test; handle GIMPLE_EH_MUST_NOT_THROW.
2953 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
2954 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
2955 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
2956 (verify_stmt): Likewise. Verify landing pads.
2957 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
2958 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
2959 (struct move_stmt_d): Add eh_map.
2960 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
2961 (move_stmt_r): Remap eh region numbers in builtin calls,
2962 resx and eh_dispatch.
2963 (move_block_to_fn): Remove eh_offset parameter. Use
2964 maybe_duplicate_eh_stmt_fn.
2965 (find_outermost_region_in_block): Operate on eh_region pointers
2966 instead of region numbers.
2967 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
2968 duplicate_eh_regions.
2969 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
2970 test earlier. Disallow EH landing pads.
2971 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
2972 * tree-flow.h: Update declarations.
2973 (struct tree_ann_common_d): Replace rn with lp_nr.
2974 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
2975 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
2976 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
2977 resx and eh_dispatch.
2978 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
2979 (copy_edges_for_bb): Use make_eh_dispatch_edges.
2980 (copy_cfg_body): Expect eh_map instead of eh_region_offset
2981 from duplicate_eh_regions.
2982 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
2983 update RESX; handle EH_DISPATCH.
2984 (expand_call_inline): Set eh_lp_nr, not eh_region.
2985 (maybe_inline_call_in_expr): Likewise.
2986 * tree-inline.h (struct copy_body_data): Replace eh_region with
2987 eh_lp_nr, eh_region_offset with eh_map.
2988 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
2989 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
2990 * tree-pretty-print.c (dump_generic_node): Don't handle
2991 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
2992 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
2993 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
2994 EXC_PTR_EXPR, FILTER_EXPR.
2995 * tree-ssa-operands.c (get_expr_operands): Likewise.
2996 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
2997 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
2998 (ao_ref_init_from_vn_reference): Likewise.
2999 * tree-ssa-sink.c (statement_sink_location): Likewise.
3000 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
3001 (mark_virtual_phi_result_for_renaming): Export. Tidy.
3002 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
3003 EXC_PTR_EXPR, FILTER_EXPR.
3004 (is_exception_related): Remove.
3005 (compute_avail): Don't call it.
3006 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
3007 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
3008 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
3009 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
3011 (build_resx): Remove.
3012 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
3013 * tree.h: Update declarations.
3014 (EH_FILTER_MUST_NOT_THROW): Remove.
3015 (struct tree_label_decl): Add eh_landing_pad_nr.
3016 (EH_LANDING_PAD_NR): New.
3017 * value-prof.c (gimple_ic): Tidy variable names. Update for
3018 landing pad numbers.
3019 (gimple_stringop_fixed_value): Tidy variable names. Assert
3020 that neither call stmt can throw.
3021 * vecprim.h (uchar): New.
3022 (VEC(uchar,heap), VEC(uchar,gc)): New.
3024 * c-common.c (c_define_builtins): Update call to
3025 build_common_builtin_nodes.
3026 * c-parser.c (c_parse_file): Don't call
3027 default_init_unwind_resume_libfunc.
3029 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
3031 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
3032 (mips_cprestore_address_p): Likewise.
3033 (mips_save_gp_to_cprestore_slot): Likewise.
3034 (mips_restore_gp): Rename to...
3035 (mips_restore_gp_from_cprestore_slot): ...this.
3036 (mips_must_initialize_gp_p): Declare.
3037 (mips_emit_save_slot_move): Likewise.
3038 (mips_output_load_label): Return nothing.
3039 (mips_eh_uses): Declare.
3040 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
3041 (TARGET_CPRESTORE_DIRECTIVE): New macro.
3042 (TARGET_ABSOLUTE_JUMPS): Likewise.
3043 (EH_USES): Likewise.
3044 (FIRST_PSEUDO_REGISTER): Update comment.
3045 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
3046 (MIPS_CALL): ...here.
3047 (REGISTER_NAMES): Add $cprestore.
3048 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
3049 Add load_label_length, has_inflexible_gp_insn_p,
3050 has_flexible_gp_insn_p, must_initialize_gp_p and
3051 must_restore_gp_when_clobbered_p.
3052 (mips_expand_call): Don't generate split instructions here.
3053 (mips_split_call): Update the call to mips_restore_gp after
3054 the above name change.
3055 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
3056 (mips_find_gp_ref): New function.
3057 (mips_insn_has_inflexible_gp_ref_p): Likewise.
3058 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
3059 (mips_insn_has_flexible_gp_ref_p): Likewise.
3060 (mips_cfun_has_flexible_gp_ref_p): Likewise.
3061 (mips_function_has_gp_insn): Delete.
3062 (mips_global_pointer): Drop the df_regs_ever_live_p check.
3063 Use the new functions above. Only return INVALID_REGNUM
3064 for TARGET_ABSOLUTE_JUMPS.
3065 (mips_must_initialize_gp_p): New function.
3066 (mips_get_cprestore_base_and_offset): New function, extracted from...
3067 (mips_cprestore_slot): ...here. Take a bool parameter.
3068 (mips_cfun_has_cprestore_slot_p): New function.
3069 (mips_cprestore_address_p): Likewise.
3070 (mips_save_gp_to_cprestore_slot): Likewise.
3071 (mips_restore_gp): Rename to...
3072 (mips_restore_gp_from_cprestore_slot): ...this. Assert
3073 epilogue_completed. Update the call to mips_cprestore_slot.
3074 Test cfun->machine->must_restore_gp_when_clobbered_p.
3075 (mips_direct_save_slot_move_p): New function.
3076 (mips_emit_save_slot_move): Likewise.
3077 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
3078 of cfun->machine->global_pointer.
3079 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
3080 (mips_save_reg): Use mips_emit_save_slot_move.
3081 (mips_expand_prologue): Set must_initialize_gp_p.
3082 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
3083 for all cprestore saves. Emit a use_cprestore instruction after
3084 setting up the cprestore slot.
3085 (mips_restore_reg): Use mips_emit_save_slot_move.
3086 (mips_process_load_label): New function.
3087 (mips_load_label_length): Likewise.
3088 (mips_output_load_label): Don't return asm: output it here instead.
3089 Use mips_process_load_label.
3090 (mips_adjust_insn_length): Adjust the length of branch instructions
3091 that have length MAX_PIC_BRANCH_LENGTH.
3092 (mips_output_conditional_branch): Update the call to
3093 mips_output_load_label. Assume the branch target is OPERANDS[0]
3094 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
3095 (mips_output_order_conditional_branch): Swap the meaning of
3096 OPERANDS[0] and OPERANDS[1].
3097 (mips_variable_issue): Don't count ghost instructions.
3098 (mips_expand_ghost_gp_insns): New function.
3099 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
3100 (mips_output_mi_thunk): Set must_initialize_gp_p.
3101 (mips_eh_uses): New function.
3102 * config/mips/predicates.md (cprestore_save_slot_operand)
3103 (cprestore_load_slot_operand): New predicates.
3104 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
3105 (UNSPEC_MOVE_GP): Likewise.
3106 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
3107 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
3108 (CPRESTORE_SLOT_REGNUM): New register.
3109 (MAX_PIC_BRANCH_LENGTH): New constant.
3110 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
3111 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
3112 branches. Fix commentary.
3113 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
3114 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
3115 Change type to "ghost".
3116 (loadgp_absolute_<mode>): Likewise.
3117 (loadgp_rtp_<mode>): Likewise.
3118 (copygp_mips16): Likewise.
3119 (loadgp_blockage): Remove redundant mode attribute.
3120 (potential_cprestore): New instruction.
3121 (cprestore): Turn into an unspec set.
3122 (use_cprestore): New instruction.
3123 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
3124 (*branch_fp_inverted): Likewise.
3125 (*branch_order<mode>): Likewise.
3126 (*branch_order<mode>_inverted): Likewise.
3127 (*branch_equality<mode>): Likewise.
3128 (*branch_equality<mode>_inverted): Likewise.
3129 (*branch_bit<bbv><mode>): Likewise.
3130 (*branch_bit<bbv><mode>_inverted): Likewise.
3131 (*branch_equality<mode>_mips16): Remove redundant mode.
3132 (jump): Turn into a define_expand.
3133 (*jump_absolute): New instruction.
3134 (*jump_pic): Likewise.
3135 (*jump_mips16): Rename previously-unnamed pattern. Remove
3136 redundant mode attribute.
3137 (restore_gp): Split on epilogue_completed rather than
3138 reload_completed. Change type to "ghost".
3139 (move_gp<mode>): New instruction.
3140 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
3141 Remove redundant mode attribute.
3142 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
3143 (bc1any4f, bc1any2t, bc1any2f): Likewise.
3144 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
3146 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3149 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
3150 are returned in the same register (vs34 or v2) that Altivec vector
3151 types are returned in.
3152 (rs6000_libcall_value): Ditto.
3155 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
3156 instead of explicit addsi3/adddi3 calls.
3157 (rs6000_split_multireg_move): Ditto.
3158 (rs6000_emit_allocate_stack): Ditto.
3159 (rs6000_emit_prologue): Ditto.
3160 (rs6000_output_mi_thunk): Ditto.
3162 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
3163 size is 64 bits if we can use 64-bit registers.
3165 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
3167 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
3170 From Jie Zhang <jie.zhang@analog.com>:
3171 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
3172 save FP and RETS with saveall attribute.
3173 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
3174 with saveall attribute.
3176 * config/bfin/bfin.c (bfin_expand_builtin,
3177 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
3180 From Jie Zhang <jie.zhang@analog.com>:
3181 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
3182 before use in two places.
3183 * config/bfin/bfin.md (AREG): Define mode iterator.
3184 (reload_in, reload_out): Use mode iterator AREG.
3186 2009-09-14 Richard Guenther <rguenther@suse.de>
3189 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
3190 EH personality path.
3192 2009-09-13 Richard Guenther <rguenther@suse.de>
3193 Rafael Avila de Espindola <espindola@google.com>
3195 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
3196 (LANG_HOOKS_EH_PERSONALITY): Likewise.
3197 (LANG_HOOKS_INITIALIZER): Adjust.
3198 (lhd_pass_through_t): Declare.
3199 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
3201 * langhooks.c (lhd_pass_through_t): New function.
3202 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
3203 dwarf2out_begin_prologue): Use personality from current_function_decl.
3204 * expr.h (get_personality_function): Declare.
3205 * expr.c (get_personality_function): New function.
3206 (build_personality_function): Likewise.
3207 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
3208 (eh_personality_libfunc): Remove.
3209 * optabs.c (build_libfunc_function): New function split out from ...
3210 (init_one_libfunc): ... here.
3211 * tree.h (DECL_FUNCTION_PERSONALITY): New.
3212 (tree_function_decl): Add personality.
3213 (lhd_gcc_personality): Declare.
3214 (build_personality_function): Likewise.
3215 * tree.c (gcc_eh_personality_decl): New.
3216 (lhd_gcc_personality): New function.
3217 * except.h (lang_eh_runtime_type): Remove.
3218 (enum eh_personality_kind): New.
3219 (build_personality_function): Declare.
3220 (function_needs_eh_personality): Declare.
3221 * except.c (lang_eh_runtime_type): Remove.
3222 (function_needs_eh_personality): New function.
3223 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
3224 (sjlj_emit_function_enter, output_function_exception_table):
3225 Use personality from current_function_decl.
3226 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
3227 * tree-inline.c (tree_can_inline_p): Do not inline across different
3229 (expand_call_inline): Likewise. Adjust the callers EH personality.
3230 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
3231 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
3232 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
3233 (c-parser.o): Likewise
3234 * c-tree.h (c_eh_initialized_p): Remove.
3235 (c_maybe_initialize_eh): Likewise.
3236 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
3237 (finish_decl): Don't call c_maybe_initialize_eh.
3238 (c_eh_initialized_p): Remove.
3239 (c_maybe_initialize_eh): Likewise.
3240 * c-parser.c (c_parser_omp_construct): Likewise.
3241 (c_parse_file): Initialize exception handling.
3243 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
3245 * config.gcc (tm_file): Remove i386/biarch32.h
3246 for i?86-w64-mingw* case.
3247 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
3249 * config.host: Set for x64 mingw the option
3250 use_long_long_for_widest_fast_int to yes.
3252 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
3254 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
3255 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
3256 (dbxout_begin_function): Likewise.
3257 * final.c (dwarf2_debug_info_emitted_p): New predicate.
3258 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
3259 set on the function.
3260 (final_end_function): Likewise.
3261 (final_scan_insn): Likewise.
3262 (rest_of_handle_final): Likewise.
3263 * varasm.c (assemble_start_function): Likewise.
3264 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
3266 2009-09-12 Jason Merrill <jason@redhat.com>
3268 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
3269 * opts.c (common_handle_option): constify.
3271 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
3273 * doc/install.texi (avr): Remove obsolete reference site.
3275 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
3277 * doc/install.texi (Binaries): Adjust AIX link.
3279 2009-09-12 Akim Demaille <demaille@gostai.com>
3281 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
3282 Use an imperative sentence.
3284 2009-09-11 Richard Henderson <rth@redhat.com>
3286 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
3287 structure-name and has-tree-operands arguments; update all entries.
3288 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
3290 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
3291 (gsstruct_code_size): New.
3292 (gss_for_code_): New.
3293 (gss_for_code): Remove.
3294 (gimple_size): Rewrite using gsstruct_code_size.
3295 (gimple_statement_structure): Move to gimple.h.
3296 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
3297 (gss_for_code, gimple_statement_structure): New.
3298 (gimple_ops): Use new arrays; tidy.
3300 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3302 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
3303 operand to be a PLUS expression.
3304 * config/pa/pa.c (pa_secondary_reload): Likewise.
3306 2009-09-11 Jakub Jelinek <jakub@redhat.com>
3308 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
3310 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
3313 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
3315 From Jie Zhang <jie.zhang@analog.com>:
3316 * doc/extend.texi (node Function Attributes): Document l2
3318 (node Blackfin Variable Attributes): Document l2 variable attributes.
3320 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
3322 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
3323 to match the system compiler's configuration at inflection point.
3324 Add comment to remark a remaining difference with system compiler.
3326 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
3327 * configure: Regenerate.
3329 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
3331 From Jie Zhang <jie.zhang@analog.com>:
3332 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
3333 (bfin_handle_l2_attribute): New.
3334 (bfin_attribute_table): Add l2 attribute.
3336 2009-09-11 Michael Matz <matz@suse.de>
3339 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
3340 on the local_decls list.
3342 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
3346 * cselib.c (cselib_expand_value_rtx_cb): Document callback
3348 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
3349 for VALUEs, to implement the documented interface.
3350 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
3351 Adjust for VALUEs and anything else, to implement the
3352 documented interface.
3354 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
3356 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
3357 with actual SPE/paired vector modes before using 64-bit alignment.
3358 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
3360 2009-09-10 DJ Delorie <dj@redhat.com>
3362 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
3365 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
3366 * config/mep/mep.c (mep_legitimate_constant_p): New.
3367 * config/mep/mep-protos.h: Prototype it.
3369 2009-09-10 Richard Henderson <rth@redhat.com>
3371 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
3373 2009-09-10 Jason Merrill <jason@redhat.com>
3375 * tree.c (chain_index): New fn.
3376 * tree.h: Declare it.
3378 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3380 * config/sol2-c.c (cmn_err_length_specs): Initialize
3381 scalar_identity_flag.
3383 2009-09-10 Richard Henderson <rth@redhat.com>
3385 * tree.h (struct tree_decl_common): Move align member earlier;
3386 move label_decl_uid member ...
3387 (struct tree_label_decl): ... here.
3388 (LABEL_DECL_UID): Update to match.
3390 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
3393 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
3394 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
3396 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
3397 dest_prev if the edge is complex.
3399 * tree-cfg.c (is_ctrl_stmt): Use a switch.
3401 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
3402 loop latch tests earlier.
3404 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
3405 before GIMPLE_RETURN, not after its predecessor; insert
3408 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
3409 gimple_seq_empty_p to test for no PHI nodes.
3410 * tree-cfg.c (split_critical_edges): Likewise.
3412 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
3414 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
3416 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
3417 introduced by the VTA branch merge.
3419 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
3421 * ira-conflicts.c: Use fputs or putc instead of fprintf
3425 * tree-switch-conversion.c: Ditto.
3427 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
3429 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
3430 introduced by the VTA branch merge.
3432 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
3435 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
3437 PR rtl-optimization/39779
3438 * expr.c (convert_modes): Return when mode == oldmode after
3439 CONST_INTs are processed.
3441 2009-09-10 Nick Clifton <nickc@redhat.com>
3443 * config/mep/mep.c (mep_encode_section_info): Copy weakness
3444 attribute and referring decl when creating renamed symbol.
3446 2009-09-10 Richard Guenther <rguenther@suse.de>
3449 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
3451 (cgraph_finalize_compilation_unit): Compute reachability
3452 before emitting thunks. Properly process aliases before
3453 possibly removing unreachable nodes.
3455 2009-09-10 Richard Guenther <rguenther@suse.de>
3458 * tree.c (struct free_lang_data_d): Add worklist member.
3459 (find_decls_types_r): Push onto the worklist instead of recursing.
3460 Handle TREE_BINFOs properly.
3461 (find_decls_types): New function wrapped around find_decls_types_r
3462 to process the worklist.
3463 (find_decls_types_in_eh_region): Use it.
3464 (find_decls_types_in_node): Likewise.
3465 (find_decls_types_in_var): Likewise.
3466 (free_lang_data_in_cgraph): Likewise. Free the worklist.
3467 * tree.h (RECORD_OR_UNION_TYPE_P): New.
3468 (AGGREGATE_TYPE_P): Adjust.
3470 2009-09-09 Jason Merrill <jason@redhat.com>
3472 * configure.ac: Check glibc version even if we have an in-tree
3475 2009-09-09 Anthony Green <green@moxielogic.com>
3477 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
3478 the constant 0 when appropriate.
3479 * config/moxie/constraints.md: Add constraint O.
3481 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
3482 to pass up to 6 32-bit argument values in registers.
3483 (moxie_function_arg): Ditto.
3484 (moxie_arg_partial_bytes): Ditto.
3485 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
3486 (REG_PARM_STACK_SPACE): Ditto.
3487 (FUNCTION_ARG_REGNO_P): Ditto.
3489 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
3490 instruction to allocate stack space.
3492 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
3494 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
3495 unnecessarily stringent constraints. Fix address
3496 calculation in the splitters.
3498 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
3500 PR rtl-optimization/39779
3501 * expr.c (convert_modes): Return when mode == oldmode after
3502 CONST_INTs are processed.
3504 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
3507 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
3508 (ix86_expand_prologue): Take frame.padding0 into logic of
3510 (ix86_expand_epilogue): Likewise.
3512 2009-09-09 Jakub Jelinek <jakub@redhat.com>
3514 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
3516 (SHLIB_LINK, SHLIB_INSTALL): Use them.
3517 * config/t-slibgcc-libgcc: New file.
3518 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
3520 2009-09-09 Martin Jambor <mjambor@suse.cz>
3522 PR tree-optimization/41089
3523 * tree-sra.c (find_var_candidates): Do not consider va_lists in
3526 2009-09-09 Richard Henderson <rth@redhat.com>
3528 * gimple.h (CASE_GIMPLE_OMP): New.
3529 (is_gimple_omp): Use it.
3530 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
3531 (verify_gimple_debug): Likewise.
3533 2009-09-09 Richard Guenther <rguenther@suse.de>
3535 PR tree-optimization/41101
3536 * tree-ssa-pre.c (maximal_set): Remove.
3537 (compute_antic_aux): Treat the maximal set as implicitly all ones.
3538 Defer all blocks we didn't visit at least one successor.
3539 (add_to_exp_gen): Do not add to the maximal set.
3540 (make_values_for_phi): Likewise.
3541 (compute_avail): Likewise.
3542 (init_pre): Do not allocate the maximal set.
3543 (execute_pre): Do not dump it.
3545 2009-09-09 Martin Jambor <mjambor@suse.cz>
3547 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
3548 an SSA_NAME rather than a is_gimple_variable.
3550 2009-09-09 Richard Guenther <rguenther@suse.de>
3553 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
3554 code dealing with plain pointer bases.
3555 (maybe_fold_offset_to_reference): Likewise.
3556 (maybe_fold_stmt_addition): Adjust.
3558 2009-09-09 Richard Guenther <rguenther@suse.de>
3560 * tree.c (free_lang_data_in_type): Do not free the type variant
3562 (free_lang_data): Merge char_type_node with its properly signed
3564 (pass_ipa_free): Collect after freeing language specific data.
3566 2009-09-09 Michael Matz <matz@suse.de>
3569 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
3570 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
3571 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
3574 2009-09-08 DJ Delorie <dj@redhat.com>
3576 * config/mep/mep.c (conversions[]): Add "ml" pattern.
3578 2009-09-04 Jason Merrill <jason@redhat.com>
3580 * tree.c (tree_find_value): Remove.
3581 * tree.h: Remove prototype.
3582 * varasm.c (assemble_external): Use value_member instead.
3584 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
3586 * toplev.c (process_options): Choose default debugging type when
3587 gtoggle enables debug info and type is unset.
3589 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
3593 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
3596 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
3598 * configure: Rebuilt with modified libtool.m4.
3600 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
3605 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
3607 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
3609 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
3610 (remove_statement): Likewise.
3611 (rewrite_use_nonlinear_expr): Adjust.
3612 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
3613 * tree-ssa.c (release_defs_bitset): ... this. New.
3614 * tree-flow.h (release_defs_bitset): Declare.
3616 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
3619 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
3620 in the middle block.
3622 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
3624 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
3625 via intptr_t to long type.
3626 (insert_operand_rank): Cast long type via intptr_t to
3628 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
3630 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
3631 from pointer to unsigned via uintptr_t.
3633 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
3634 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
3636 * configure: Regenerated.
3637 * config.in: Regenerated
3638 * system.h (stdint.h): Add include.
3639 (inttypes.h): Likewise.
3640 * Makefile.in (aclocal): Add config/stdint.m4.
3641 * aclocal.m4: Regenerated.
3643 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
3645 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
3647 (note_np_check_stores): New function.
3648 (harmless_null_pointer_p): New function.
3649 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
3650 changed. Take into account whether we're in the shadow of a condjump
3651 that tested NP_REG for NULL.
3652 Lose all code that tested for SEQUENCEs.
3653 (workaround_speculation): Avoid inserting NOPs for loads that are
3654 either always executed or a NULL pointer.
3656 2009-09-08 Jan Hubicka <jh@suse.cz>
3658 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
3659 * params.def (early-inlining-insns): Likewise.
3661 2009-09-08 Jakub Jelinek <jakub@redhat.com>
3663 PR rtl-optimization/41239
3664 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
3665 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
3667 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
3668 across calls, as the calls might not always return normally.
3669 (call_may_noreturn_p): New function.
3670 (deps_analyze_insn): Update last_function_call_may_noreturn list.
3671 (init_deps): Initialize it.
3672 (remove_from_deps): Also remove calls from
3673 last_function_call_may_noreturn list.
3675 2009-09-07 Richard Henderson <rth@redhat.com>
3677 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
3678 more VR->OPERANDS than LHS operands. Free LHS before returning.
3680 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
3682 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
3683 (attr "addrtype"): New member "spreg".
3684 Use it if mem_spfp_address_operand is true for the address.
3685 (attr "type"): New entry "stall".
3686 (cpu_unit "load"): New.
3687 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
3689 (insn_reservation "loadsp"): New.
3690 (insn_reservation "load_stall1"): New.
3691 (insn_reservation "load_stall3"): New.
3693 * config/bfin/predicates.md (const1_operand, const3_operand): New.
3694 (mem_p_address_operand): Exclude stack and frame pointer based
3696 (mem_spfp_address_operand): New; match them here.
3697 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
3698 (bfin_reorg): Call it if scheduling insns.
3699 (bfin_gen_bundles): Remove dummy insns created by
3700 add_sched_insns_for_speculation.
3702 From Jie Zhang <jie.zhang@analog.com>:
3703 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
3704 bfin_si_revision, bfin_workarounds): Move these ...
3705 * config/bfin/bfin.h: ... here.
3707 From Mike Frysinger <michael.frysinger@analog.com>
3708 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
3709 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
3710 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
3711 bf547m, bf548m, and bf549m.
3712 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
3713 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
3714 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
3715 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
3716 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
3717 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
3718 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
3719 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
3720 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
3721 bf542m, bf544m, bf547m, bf548m, and bf549m.
3723 From Jie Zhang <jie.zhang@analog.com>:
3724 * config/bfin/predicates.md (p_register_operand): New predicate.
3725 (dp_register_operand): New predicate.
3726 * config/bfin/bfin-protos.h (WA_05000074): Define.
3727 (ENABLE_WA_05000074): Define.
3728 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
3729 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
3730 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
3731 (define_attr addrtype): Allow load/store register to be P register.
3732 (define_attr storereg): New.
3733 (define_cpu_unit anomaly_05000074): New.
3734 (define_insn_reservation dsp32shiftimm): New.
3735 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
3736 (define_insn_reservation loadp): Cannot use slot2.
3737 (define_insn_reservation loadsp): Cannot use slot2.
3738 (define_insn_reservation storep): Cannot use slot2. Does not
3739 apply when working around 05000074.
3740 (define_insn_reservation storep_anomaly_05000074): New.
3741 (define_insn_reservation storei): Does not apply when working
3743 (define_insn_reservation storei_anomaly_05000074): New.
3744 (define_attr length): Add dsp32shiftimm case.
3745 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
3746 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
3747 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
3748 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
3749 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
3751 2009-09-07 Martin Jambor <mjambor@suse.cz>
3754 * tree-sra.c (create_artificial_child_access): Return NULL if
3755 build_ref_for_offset fails.
3756 (propagate_subacesses_accross_link): Allow build_ref_for_offset
3757 and create_artificial_child_access to fail.
3759 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
3762 * unwind-dw2.c (uw_init_context_1): Mark noinline.
3763 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
3764 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
3766 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
3768 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
3769 block, ensure it has an exit edge. Emit a barrier after a jump.
3771 2009-09-07 Nick Clifton <nickc@redhat.com>
3773 * gcc.c (this_is_linker_script): New variable. Like
3774 this_is_library_file but for the %T constructor.
3775 (end_going_arg): If this_is_linker_script is set then locate the
3776 script and insert a --script switch before it
3777 (do_spec_2): Initialise this_is_linker_script.
3778 (do_spec_1): Likewise. Handle %T construct.
3779 (eval_spec_function): Preserve this_is_linker_script.
3780 * doc/invoke.texi: Document %T construct in spec files.
3781 * config/m32c/m32c.h (LIB_SPEC): Use it.
3783 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3785 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
3786 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
3787 when volatile flag is set.
3788 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
3790 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
3793 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
3794 (combine_stack_adjustments_for_block): Allow insns between stack
3795 adjustments and stores with corresponding pre-(dec|inc)rement or
3796 pre-modify operation.
3798 2009-09-06 Jakub Jelinek <jakub@redhat.com>
3801 * combine-stack-adj.c (struct csa_memlist): Rename to...
3802 (struct csa_reflist): ... this. Rename mem field to ref.
3803 (free_csa_memlist): Rename to...
3804 (free_csa_reflist): ... this.
3805 (record_one_stack_memref): Rename to...
3806 (record_one_stack_ref): ... this. Handle also REG_P.
3807 (try_apply_stack_adjustment): Handle also REG_P.
3808 (struct record_stack_memrefs_data): Rename to...
3809 (struct record_stack_refs_data): ... this. Rename memlist field to
3811 (record_stack_memrefs): Rename to...
3812 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
3813 subexpressions instead of failing when a MEM contains SP references.
3814 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
3815 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
3817 2009-09-06 Richard Guenther <rguenther@suse.de>
3820 * tree.c (build_array_type): Do not record types marked
3821 with structural equality in the canonical type hashtable.
3823 2009-09-06 Richard Guenther <rguenther@suse.de>
3826 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
3828 2009-09-05 Richard Guenther <rguenther@suse.de>
3831 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
3833 2009-09-05 Richard Guenther <rguenther@suse.de>
3836 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
3838 2009-09-05 Richard Guenther <rguenther@suse.de>
3841 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
3842 before comparing function argument types.
3844 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3847 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
3850 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
3853 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
3855 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
3856 locators before emit_insn is called.
3858 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
3861 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
3862 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
3863 (reginfo_init): Don't call allocate_reg_info.
3865 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
3868 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
3869 NONDEBUG_INSN_P instead of INSN_P.
3871 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
3874 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
3876 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
3879 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
3880 pattern of the split.
3882 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
3884 * toplev.c (process_options): Move setter of flag_var_tracking
3885 before other tests that depend on it. Move down setter of
3886 flag_rename_registers. Don't enable var-tracking-assignments
3887 by default if selective scheduling is enabled. Warn if both
3890 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
3892 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
3893 comment. Use switch statement to catch overlaps between rtx
3894 and tree codes. Accept FUNCTION_DECLs in addition to those in...
3895 (IS_DECL_CODE): ... here. Remove.
3896 (check_value_is_not_decl): Remove.
3897 (dv_from_decl, dv_from_value): Check after conversion.
3899 2009-09-04 Richard Guenther <rguenther@suse.de>
3902 * (cgraph_finalize_compilation_unit): Move finalizing aliases
3903 after emitting tunks. Move emitting thunks and ctors from ...
3904 (cgraph_optimize): ... here. Remove redundant
3905 cgraph_analyze_functions.
3906 * varasm.c (find_decl_and_mark_needed): Remove no longer
3908 (finish_aliases_1): Adjust check for thunk aliases.
3910 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
3912 * config/arm/arm.md (ctzsi2): Added braces
3913 to avoid warning that broke booststrap.
3915 2009-09-04 Martin Jambor <mjambor@suse.cz>
3917 PR tree-optimization/41112
3918 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
3919 handle variable-bounded arrays.
3920 (expr_with_var_bounded_array_refs_p): New function.
3921 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
3923 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
3925 * config/s390/2097.md: Removed two incorrect bypasses.
3926 (z10_fsimpdf): Fixed latency.
3927 (z10_fhex): New insn_reservation.
3928 (z10_floaddf): Fixed latency.
3929 (z10_floadsf): Fixed latency.
3930 (z10_ftrunctf): Fixed latency.
3931 (z10_ftruncdf): Fixed latency.
3932 * config/s390/s390.c (z10_cost): Fixed values.
3933 (s390_adjust_priority): Added z10 path.
3934 * config/s390/s390.md (type): Added fhex.
3935 (*mov<mode>_64dfp): Updated type attribute.
3936 (*mov<mode>_64): Updated type attribute.
3937 (*mov<mode>_31): Updated type attribute.
3938 (*mov<mode>"): Likewise.
3939 * config/s390/2084.md (x_fsimpdf): Updated condition.
3941 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
3943 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
3944 RTXs in the predicate for operand 1.
3946 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
3948 * config/arm/arm.md (UNSPEC_RBIT): New constant.
3949 (rbitsi2): New insn.
3950 (ctzsi2): New expand.
3951 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
3953 2009-09-03 Martin Jambor <mjambor@suse.cz>
3955 * tree-sra.c (duplicate_expr_for_different_base): Removed.
3956 (create_artificial_child_access): Use build_ref_for_offset instead
3957 of duplicate_expr_for_different_base.
3958 (propagate_subacesses_accross_link): Likewise.
3960 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
3962 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
3964 (mips16e_collect_argument_saves): Skip debug instructions.
3965 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
3966 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
3967 (r10k_insert_cache_barriers): Likewise.
3968 (mips_reorg_process_insns): Likewise.
3970 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
3973 * ira.c (update_equiv_reg): Remove check on class likely spill.
3975 2009-09-03 Jakub Jelinek <jakub@redhat.com>
3978 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
3979 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
3983 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
3984 the stack slot if it is passed by invisible reference.
3985 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
3986 by invisible reference.
3988 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
3990 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
3991 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
3992 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
3994 * config/bfin/sync.md: New file.
3995 * config/bfin/bfin.md: Include it.
3996 (UNSPEC_ATOMIC): New.
3997 (UNSPEC_ONES): Provide a unique number.
3999 From Jie Zhang <jie.zhang@analog.com>:
4000 * config/bfin/bfin.c (ret_regs): New.
4001 (must_save_fp_p): Don't return true because of frame_pointer_needed.
4002 (must_save_rets_p): New.
4003 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
4004 current_function_is_leaf.
4005 (do_link): Likewise.
4006 (do_unlink): Likewise.
4007 (expand_interrupt_handler_prologue): Use ret_regs array.
4008 (expand_interrupt_handler_epilogue): Use ret_regs array and
4009 pass return register to gen_return_internal.
4010 (bfin_expand_epilogue): Pass return register to
4011 gen_return_internal.
4012 (bfin_expand_call): Explicitly clobber RETS.
4013 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
4014 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
4015 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
4016 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
4018 (return_internal): Take a reg rtx rather than the register number.
4020 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
4022 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
4023 when comparing against estimated_loop_iterations_int return.
4025 2009-09-03 Richard Guenther <rguenther@suse.de>
4027 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
4028 eh_personality_libfunc.
4030 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4032 * tree-parloops.c (separate_decls_in_region): Add space.
4034 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4036 * tree-parloops.c (separate_decls_in_region): Change the condition
4037 checking if there are reductions in the loop.
4039 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4041 PR tree-optimization/38275
4042 * tree-parloops.c (parallelize_loops): Replace profitability condition
4043 for expected number of iterations.
4045 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
4047 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
4048 (bootstrap-debug): Explain conditions in which it becomes default.
4049 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
4052 2009-09-03 Namhyung Kim <namhyung@gmail.com>
4054 * doc/invoke.texi (Optimize Options): Move
4055 -finline-small-functions to the -O2 list.
4057 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
4059 * toplev.c (process_options): Enable var-tracking-assignments
4060 by default if var-tracking is enabled.
4062 2009-09-02 David Daney <ddaney@caviumnetworks.com>
4064 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
4066 * emit-rtl.c (prev_nonnote_insn_bb): New function.
4067 * rtl.h (prev_nonnote_insn_bb): Declare it.
4069 2009-09-03 Diego Novillo <dnovillo@google.com>
4071 * cgraph.c (cgraph_node_for_decl): New.
4072 * cgraph.h (cgraph_node_for_decl): Declare.
4073 * tree.c (host_integerp): Return 0 if T is NULL.
4075 2009-09-03 Diego Novillo <dnovillo@google.com>
4077 * tree.h (struct alias_pair): Move from varasm.c.
4078 (alias_pairs): Likewise.
4079 (TYPE_MAXVAL): Define.
4080 (TYPE_MINVAL): Define.
4081 (iterative_hash_host_wide_int): Declare.
4082 (remove_unreachable_alias_pairs): Declare.
4083 * tree-pass.h (pass_ipa_free_lang_data): Declare.
4084 * diagnostic.c (default_diagnostic_starter): Make extern.
4085 (default_diagnostic_finalizer): Make extern.
4086 * diagnostic.h (default_diagnostic_starter): Declare.
4087 (default_diagnostic_finalizer): Declare.
4088 (default_tree_printer): Declare.
4089 * toplev.c (default_tree_printer): Make extern.
4091 2009-09-03 Richard Guenther <rguenther@suse.de>
4092 Diego Novillo <dnovillo@google.com>
4094 * cgraph.c (cgraph_add_new_function): Remove gimplification.
4095 * cgraphunit.c (cgraph_expand_function): Do not emit
4096 associated thunks from here.
4097 (cgraph_emit_thunks): New.
4098 (cgraph_optimize): Call it.
4099 Return if any IPA pass finds an error.
4100 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
4103 2009-09-03 Simon Baldwin <simonb@google.com>
4104 Rafael Espindola <espindola@google.com>
4105 Richard Guenther <rguenther@suse.de>
4106 Doug Kwan <dougkwan@google.com>
4107 Diego Novillo <dnovillo@google.com>
4109 * tree.c: Include tree-pass.h, langhooks-def.h,
4110 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
4111 (free_lang_data_in_type): New.
4112 (need_assembler_name_p): New.
4113 (free_lang_data_in_block): New.
4114 (free_lang_data_in_decl): New.
4115 (struct free_lang_data_d): New.
4116 (add_tree_to_fld_list): New.
4117 (find_decls_types_r): New.
4118 (get_eh_types_for_runtime): New.
4119 (find_decls_types_in_eh_region): New.
4120 (find_decls_types_in_node): New.
4121 (find_decls_types_in_var): New.
4122 (free_lang_data_in_cgraph): New.
4123 (free_lang_data): New.
4124 (gate_free_lang_data): New.
4125 (pass_ipa_free_lang_data): New.
4127 2009-09-03 Diego Novillo <dnovillo@google.com>
4129 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
4130 * langhooks.h (struct lang_hooks): Add field free_lang_data.
4131 (lang_hooks): Remove const qualifier.
4132 * ipa.c (cgraph_remove_unreachable_nodes): Call
4133 remove_unreachable_alias_pairs.
4134 * except.c (add_type_for_runtime): Check if TYPE has
4135 already been converted.
4136 (lookup_type_for_runtime): Likewise.
4137 (check_handled): Handle converted types.
4138 * varasm.c (remove_unreachable_alias_pairs): New.
4139 * gimple.c: Include demangle.h.
4140 (gimple_decl_printable_name): New.
4141 (gimple_fold_obj_type_ref): New.
4142 * gimple.h (gimple_decl_printable_name): Declare.
4143 (gimple_fold_obj_type_ref): Declare.
4144 * passes.c (init_optimization_passes): Add pass
4145 pass_ipa_free_lang_data.
4146 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
4147 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
4149 2009-09-03 Diego Novillo <dnovillo@google.com>
4151 * c-lang.c (lang_hooks): Remove const qualifier.
4153 2009-09-02 Loren James Rittle <ljrittle@acm.org>
4155 * doc/install.texi (*-*-freebsd*): Update target information.
4157 2009-09-02 Anatoly Sokolov <aesok@post.ru>
4159 * hard-reg-set.h (call_fixed_regs): Remove.
4160 * reginfo.c (call_fixed_regs): Remove.
4161 (init_reg_sets_1): Remove initialization of call_fixed_regs.
4162 (globalize_reg): Don't use call_fixed_regs.
4163 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
4166 2009-09-01 Michael Matz <matz@suse.de>
4168 * expr.h (emit_storent_insn, expand_expr_real_1,
4169 expand_expr_real_2): Declare.
4170 * expr.c (emit_storent_insn, expand_expr_real_1,
4171 expand_expr_real_2): Export.
4172 (store_expr): Setting and evaluating dont_return_target is useless.
4173 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
4174 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
4175 * except.c (expand_resx_expr): Rename to ...
4176 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
4177 * except.h (expand_resx_stmt): Declare.
4178 * stmt.c: Add include gimple.h
4179 (expand_asm_expr): Rename to ...
4180 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
4181 (expand_case): Rewrite to take gimple statement.
4182 * tree.h (expand_asm_stmt): Declare.
4183 (expand_case): Change prototype.
4184 * Makefile.in (stmt.o): Depend on gimple.h.
4185 * builtins.c (expand_builtin_synchronize): Build gimple asm
4186 statement, not an ASM_EXPR.
4187 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
4188 gimple_to_tree, release_stmt_tree): Remove.
4189 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
4190 ggc_free, but hold comparison code and operands separately.
4191 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
4192 (expand_call_stmt, expand_gimple_stmt_1,
4193 expand_gimple_stmt): New helpers.
4194 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
4195 release_stmt_tree. Call expand_gimple_stmt instead.
4196 (expand_gimple_basic_block): Ditto.
4198 * calls.c (emit_call_1): Don't look at EH regions here, make
4199 fntree parameter useless.
4200 (expand_call): New local rettype for TREE_TYPE(exp), use it
4201 throughout. Remove local p, use addr instead.
4202 Don't look at EH regions here.
4204 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
4206 * doc/invoke.texi (-fsched-pressure): Document it.
4207 (-fsched-reg-pressure-heuristic): Remove it.
4209 * reload.c (ira.h): Include.
4210 (find_reloads): Add choosing reload on number of small spilled
4213 * haifa-sched.c (ira.h): Include.
4214 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
4215 saved_reg_pressure, curr_reg_live, saved_reg_live,
4216 region_ref_regs): New variables.
4217 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
4218 initiate_reg_pressure_info, setup_ref_regs,
4219 initiate_bb_reg_pressure_info, save_reg_pressure,
4220 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
4222 (setup_insn_reg_pressure_info): New function.
4223 (rank_for_schedule): Add pressure checking and insn issue time.
4224 Remove comparison of insn reg weights.
4225 (ready_sort): Set insn reg pressure info.
4226 (update_register_pressure, setup_insn_max_reg_pressure,
4227 update_reg_and_insn_max_reg_pressure,
4228 sched_setup_bb_reg_pressure_info): New functions.
4229 (schedule_insn): Add code for printing and updating reg pressure info.
4230 (find_set_reg_weight, find_insn_reg_weight): Remove.
4231 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
4232 (debug_ready_list): Print reg pressure info.
4233 (schedule_block): Ditto. Check insn issue time.
4234 (sched_init): Set up sched_pressure_p. Allocate and set up some
4235 reg pressure related info.
4236 (sched_finish): Free some reg pressure related info.
4237 (fix_tick_ready): Make insn always ready if pressure_p.
4238 (init_h_i_d): Don't call find_insn_reg_weight.
4239 (haifa_finish_h_i_d): Free insn reg pressure info.
4241 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
4242 ira_memory_move_cost, ira_class_hard_regs,
4243 ira_class_hard_regs_num, ira_no_alloc_regs,
4244 ira_available_class_regs, ira_reg_class_cover_size,
4245 ira_reg_class_cover, ira_class_translate): Move to ira.h.
4247 * ira-lives.c (single_reg_class): Check mode to find how many
4248 registers are necessary for operand.
4249 (ira_implicitly_set_insn_hard_regs): New.
4251 * common.opt (fsched-pressure): New options.
4252 (fsched-reg-pressure-heuristic): Remove.
4254 * ira.c (setup_eliminable_regset): Rename to
4255 ira_setup_eliminable_regset. Make it external.
4256 (expand_reg_info): Pass cover class to setup_reg_classes.
4257 (ira): Call resize_reg_info instead of allocate_reg_info.
4259 * sched-deps.c: Include ira.h.
4260 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
4261 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
4262 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
4263 mark_insn_hard_regno_birth, mark_insn_reg_birth,
4264 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
4265 mark_insn_reg_store, mark_insn_reg_clobber,
4266 setup_insn_reg_pressure_info): New.
4267 (sched_analyze_1): Update implicit_reg_pending_uses.
4268 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
4269 Use them to create dependencies. Set insn reg uses and pressure
4270 info. Process reg_pending_uses in one place.
4271 (free_deps): Free implicit sets.
4272 (remove_from_deps): Remove implicit sets if necessary. Check
4273 implicit sets when clearing reg_last_in_use.
4274 (init_deps_global): Clear implicit_reg_pending_clobbers and
4275 implicit_reg_pending_uses.
4277 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
4278 ira_memory_move_cost, ira_class_hard_regs,
4279 ira_class_hard_regs_num, ira_no_alloc_regs,
4280 ira_available_class_regs, ira_reg_class_cover_size,
4281 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
4282 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
4283 ira_implicitly_set_insn_hard_regs): New prototypes.
4285 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
4286 cost_elements_num): New variables.
4287 (allocno_costs, total_costs): Rename to costs and
4288 total_allocno_costs.
4289 (COSTS_OF_ALLOCNO): Rename to COSTS.
4290 (allocno_pref): Rename to pref.
4291 (allocno_pref_buffer): Rename to pref_buffer.
4292 (common_classes): Rename to regno_cover_class.
4294 (record_reg_classes): Set allocno attributes only if allocno_p.
4295 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
4296 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
4297 and COSTS_OF_ALLOCNO.
4298 (print_costs): Rename to print_allocno_costs.
4299 (print_pseudo_costs): New.
4300 (process_bb_node_for_costs): Split into 2 functions with new
4301 function process_bb_for_costs. Pass BB to process_bb_for_costs.
4302 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
4303 new parameter dump_file. Use cost_elements_num instead of
4304 ira_allocnos_num. Make one iteration if preferred classes were
4305 already calculated for scheduler. Make 2 versions of code
4306 depending on allocno_p.
4307 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
4308 regno_cover_class and COSTS instead of common_classes and
4310 (init_costs, finish_costs): New.
4311 (ira_costs): Set up allocno_p and cost_elements_num. Call
4312 init_costs and finish_costs.
4313 (ira_set_pseudo_classes): New.
4315 * rtl.h (allocate_reg_info): Remove.
4316 (resize_reg_info): Change return type.
4317 (reg_cover_class): New.
4318 (setup_reg_classes): Add new parameter.
4320 * sched-int.h (struct deps_reg): New member implicit_sets.
4321 (sched_pressure_p, sched_regno_cover_class): New external definitions.
4322 (INCREASE_BITS): New macro.
4323 (struct reg_pressure_data, struct reg_use_data): New.
4324 (struct _haifa_insn_data): Remove reg_weight. Add members
4325 reg_pressure, reg_use_list, reg_set_list, and
4326 reg_pressure_excess_cost_change.
4327 (struct deps): New member implicit_sets.
4328 (pressure_p): New variable.
4329 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
4330 (struct reg_pressure_data, struct reg_use_data): New.
4331 (INSN_REG_WEIGHT): Remove.
4332 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
4333 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
4334 (sched_init_region_reg_pressure_info,
4335 sched_setup_bb_reg_pressure_info): New prototypes.
4337 * reginfo.c (struct reg_pref): New member coverclass.
4338 (reg_cover_class): New function.
4339 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
4340 (reg_info_size): New variable.
4341 (allocate_reg_info): Make static. Setup reg_info_size.
4342 (resize_reg_info): Use reg_info_size. Return flag of resizing.
4343 (setup_reg_classes): Add a new parameter. Setup cover class too.
4345 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
4348 * sched-rgn.c (deps_join): Set up implicit_sets.
4349 (schedule_region): Set up region and basic blocks pressure
4352 * passes.c (init_optimization_passes): Move
4353 pass_subregs_of_mode_init before pass_sched.
4355 2009-09-02 Martin Jambor <mjambor@suse.cz>
4357 * tree-sra.c (struct access): New field grp_hint.
4358 (dump_access): Dump grp_hint.
4359 (sort_and_splice_var_accesses): Set grp_hint if a group is read
4361 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
4362 those which have been specifically read and somehow written to.
4363 (propagate_subacesses_accross_link): Set grp_hint of right child and
4364 also possibly of the left child.
4366 2009-09-02 Jakub Jelinek <jakub@redhat.com>
4368 * tree-object-size.c (addr_object_size): Always use object_size_type
4369 0 or 2 when determining the pointer pointed object size.
4371 2009-09-02 Richard Guenther <rguenther@suse.de>
4374 2009-08-31 Richard Guenther <rguenther@suse.de>
4376 * builtins.c (fold_builtin_memory_op): Use the alias oracle
4377 to query if the memory regions for memmove overlap.
4378 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
4379 asserts on pointers, instead deal with odd trees.
4380 (ptr_derefs_may_alias_p): Likewise.
4381 (refs_may_alias_p_1): Constructor bases also never alias.
4383 2009-08-01 Christian Bruel <christian.bruel@st.com>
4386 2009-07-31 Christian Bruel <christian.bruel@st.com>
4387 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
4389 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
4391 * doc/invoke.texi (-fvar-tracking-assignments): New.
4392 (-fvar-tracking-assignments-toggle): New.
4393 (-fdump-final-insns=file): Mark filename as optional.
4394 (--param min-nondebug-insn-uid): New.
4395 (-gdwarf-@{version}): Mention version 4.
4396 * opts.c (common_handle_option): Accept it.
4397 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
4398 * regrename.c (regrename_optimize): Drop last. Don't count debug
4399 insns as uses. Don't reject change because of debug insn.
4400 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
4401 from the chain starter, and check for inexact matches in DEBUG_INSNS.
4402 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
4403 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
4404 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
4405 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
4406 * doc/gimple.texi (is_gimple_debug): New.
4407 (gimple_debug_bind_p): New.
4408 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
4409 * doc/install.texi (bootstrap-debug): More details.
4410 (bootstrap-debug-big, bootstrap-debug-lean): Document.
4411 (bootstrap-debug-lib): More details.
4412 (bootstrap-debug-ckovw): Update.
4413 (bootstrap-time): New.
4414 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
4415 (insert_phi_nodes_for): Insert debug stmts.
4416 (rewrite_stmt): Take iterator. Insert debug stmts.
4417 (rewrite_enter_block): Adjust.
4418 (maybe_replace_use_in_debug_stmt): New.
4419 (rewrite_update_stmt): Use it.
4420 (mark_use_interesting): Return early for debug stmts.
4421 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
4422 stmts before replacing stmt.
4423 (move_computations_stmt): Likewise.
4424 * ira-conflicts.c (add_copies): Skip debug insns.
4425 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
4426 (regstat_bb_compute_ri): Skip debug insns.
4427 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
4428 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
4429 check_loop_closed_ssa_stmt): Skip debug stmts.
4430 * tree-tailcall.c (find_tail_calls): Likewise.
4431 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
4432 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
4433 (build_var_debug_value_stat): Declare.
4434 (build_var_debug_value): Define.
4435 (target_for_debug_bind): Declare.
4436 * reload.c (find_equiv_reg): Skip debug insns.
4437 * rtlanal.c (reg_used_between_p): Skip debug insns.
4438 (side_effects_p): Likewise.
4439 (canonicalize_condition): Likewise.
4440 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
4441 insns never depend on debug insns.
4442 (create_ddg_dep_no_link): Likewise.
4443 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
4444 Don't add inter-loop dependencies for debug insns.
4445 (build_intra_loop_deps): Likewise.
4446 (create_ddg): Count debug insns.
4447 * ddg.h (struct ddg::num_debug): New.
4448 (num_backargs): Pair up with previous int field.
4449 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
4450 -fcompare-debug-second.
4451 * final.c (get_attr_length_1): Skip debug insns.
4452 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
4453 * gcc.c (invoke_as): Call compare-debug-dump-opt.
4454 (driver_self_specs): Map -fdump-final-insns to
4455 -fdump-final-insns=..
4456 (get_local_tick): New.
4457 (compare_debug_dump_opt_spec_function): Test for . argument and
4458 compute output name. Compute temp output spec without flag name.
4459 Compute -frandom-seed.
4460 (OPT): Undef after use.
4461 * cfgloopanal.c (num_loop_insns): Skip debug insns.
4462 (average_num_loop_insns): Likewise.
4463 * params.h (MIN_NONDEBUG_INSN_UID): New.
4464 * gimple.def (GIMPLE_DEBUG): New.
4465 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
4466 * auto-inc-dec.c (merge_in_block): Skip debug insns.
4467 (merge_in_block): Fix whitespace.
4468 * toplev.c (flag_var_tracking): Update comment.
4469 (flag_var_tracking_assignments): New.
4470 (flag_var_tracking_assignments_toggle): New.
4471 (process_options): Don't open final insns dump file if we're not
4472 going to write to it. Compute defaults for var_tracking.
4473 * df-scan.c (df_insn_rescan_debug_internal): New.
4474 (df_uses_record): Handle debug insns.
4475 * haifa-sched.c (ready): Initialize n_debug.
4476 (contributes_to_priority): Skip debug insns.
4477 (dep_list_size): New.
4479 (rank_for_schedule): Likewise. Schedule debug insns as soon as
4480 they're ready. Disregard previous debug insns to make decisions.
4481 (queue_insn): Never queue debug insns.
4482 (ready_add, ready_remove_first, ready_remove): Count debug insns.
4483 (schedule_insn): Don't reject debug insns because of issue rate.
4484 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
4485 (queue_to_ready): Skip and discount debug insns.
4486 (choose_ready): Let debug insns through.
4487 (schedule_block): Check boundary debug insns. Discount debug
4488 insns, schedule them early. Adjust whitespace.
4489 (set_priorities): Check for boundary debug insns.
4490 (add_jump_dependencies): Use dep_list_size.
4491 (prev_non_location_insn): New.
4492 (check_cfg): Use it.
4493 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
4495 (remove_unused_ivs): Reset debug stmts.
4496 * modulo-sched.c (const_iteration_count): Skip debug insns.
4497 (res_MII): Discount debug insns.
4498 (loop_single_full_bb_p): Skip debug insns.
4499 (sms_schedule): Likewise.
4500 (sms_schedule_by_order): Likewise.
4501 (ps_has_conflicts): Likewise.
4502 * caller-save.c (refmarker_fn): New.
4503 (save_call_clobbered_regs): Replace regs with saved mem in
4505 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
4506 Call refmarker_fn mark for hardregnos.
4507 (mark_reg_as_referenced): New.
4508 (replace_reg_with_saved_mem): New.
4509 * ipa-pure-const.c (check_stmt): Skip debug stmts.
4510 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
4512 (cse_extended_basic_block): Skip debug insns.
4513 (count_reg_usage): Likewise.
4514 (is_dead_reg): New, split out of...
4515 (set_live_p): ... here.
4516 (insn_live_p): Use it for debug insns.
4517 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
4518 (execute_optimize_stdarg): Likewise.
4519 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
4520 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
4521 changes in debug stmts as changes.
4522 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
4523 (moveup_expr): Don't move across debug insns. Don't move
4524 debug insn if it would create a bookkeeping block.
4525 (moveup_expr_cached): Don't use cache for debug insns that
4526 are heads of blocks.
4527 (compute_av_set_inside_bb): Skip debug insns.
4528 (sel_rank_for_schedule): Schedule debug insns first. Remove
4530 (block_valid_for_bookkeeping_p); Support lax searches.
4531 (create_block_for_bookkeeping): Adjust block numbers when
4532 encountering debug-only blocks.
4533 (find_place_for_bookkeeping): Deal with debug-only blocks.
4534 (generate_bookkeeping_insn): Accept no place to insert.
4535 (remove_temp_moveop_nops): New argument full_tidying.
4536 (prepare_place_to_insert): Deal with debug insns.
4537 (advance_state_on_fence): Debug insns don't start cycles.
4538 (update_boundaries): Take fence as argument. Deal with
4540 (schedule_expr_on_boundary): No full_tidying on debug insns.
4541 (fill_insns): Deal with debug insns.
4542 (track_scheduled_insns_and_blocks): Don't count debug insns.
4543 (need_nop_to_preserve_insn_bb): New, split out of...
4544 (remove_insn_from_stream): ... this.
4545 (fur_orig_expr_not_found): Skip debug insns.
4546 * rtl.def (VALUE): Move up.
4548 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
4549 (nearest_common_dominator_of_uses): Take debug_stmts argument.
4550 Set it if debug stmts are found.
4551 (statement_sink_location): Skip debug stmts. Propagate
4552 moving defs into debug stmts.
4553 * ifcvt.c (first_active_insn): Skip debug insns.
4554 (last_active_insns): Likewise.
4555 (cond_exec_process_insns): Likewise.
4556 (noce_process_if_block): Likewise.
4557 (check_cond_move_block): Likewise.
4558 (cond_move_convert_if_block): Likewise.
4559 (block_jumps_and_fallthru_p): Likewise.
4560 (dead_or_predicable): Likewise.
4561 * dwarf2out.c (debug_str_hash_forced): New.
4562 (find_AT_string): Add comment.
4563 (gen_label_for_indirect_string): New.
4564 (get_debug_string_label): New.
4565 (AT_string_form): Use it.
4566 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
4567 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
4568 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
4569 several operations that cannot be represented with DWARF opcodes.
4570 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
4571 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
4572 (dwarf2out_var_location): Take during-call mark into account.
4573 (output_indirect_string): Update comment. Output if there are
4574 label and references.
4575 (prune_indirect_string): New.
4576 (prune_unused_types): Call it if debug_str_hash_forced.
4577 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
4578 (dw_long_long_const): Remove.
4579 (struct dw_val_struct): Change val_long_long type to rtx.
4580 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
4581 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
4582 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
4583 component instead of HOST_BITS_PER_LONG.
4584 (output_loc_operands): Likewise. For const8* assert
4585 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
4586 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
4587 rather than HOST_BITS_PER_LONG is >= 64.
4588 (add_AT_long_long): Remove val_hi and val_lo arguments, add
4590 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
4591 HOST_BITS_PER_LONG for dw_val_class_long_long.
4592 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
4593 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
4594 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
4596 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
4597 Handle DW_OP_implicit_value.
4598 (extract_int): Move prototype earlier.
4599 (mem_loc_descriptor): For SUBREG punt if inner
4600 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
4601 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
4602 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
4603 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
4604 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
4605 instead of Pmode size.
4606 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
4607 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
4608 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
4609 (concat_loc_descriptor, concatn_loc_descriptor,
4610 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
4611 (add_location_or_const_value_attribute): Likewise. For single
4612 location loc_lists attempt to use add_const_value_attribute
4613 for constant decls. Add DW_AT_const_value even if
4614 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
4616 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
4617 (control_flow_insn_p): Likewise.
4618 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
4619 (separate_decls_in_region_debug_bind): New.
4620 (separate_decls_in_region): Process debug bind stmts afterwards.
4621 * recog.c (verify_changes): Handle debug insns.
4622 (extract_insn): Likewise.
4623 (peephole2_optimize): Skip debug insns.
4624 * dse.c (scan_insn): Skip debug insns.
4625 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
4627 (setup_id_for_insn): Handle debug insns.
4628 (maybe_tidy_empty_bb): Adjust whitespace.
4629 (tidy_control_flow): Skip debug insns.
4630 (sel_remove_insn): Adjust for debug insns.
4631 (sel_estimate_number_of_insns): Skip debug insns.
4632 (create_insn_rtx_from_pattern): Handle debug insns.
4633 (create_copy_of_insn_rtx): Likewise.
4634 * sel-sched-.h (sel_bb_end): Declare.
4635 (sel_bb_empty_or_nop_p): New.
4636 (get_all_loop_exits): Use it.
4637 (_eligible_successor_edge_p): Likewise.
4638 (return_nop_to_pool): Adjust.
4639 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
4640 * ira-lives.c (process_bb_node_lives): Skip debug insns.
4641 * gimple-pretty-print.c (dump_gimple_debug): New.
4642 (dump_gimple_stmt): Use it.
4643 (dump_bb_header): Skip gimple debug stmts.
4644 * regmove.c (optimize_reg_copy_1): Discount debug insns.
4645 (fixup_match_2): Likewise.
4646 (regmove_backward_pass): Likewise. Simplify combined
4647 replacement. Handle debug insns.
4648 * function.c (instantiate_virtual_regs): Handle debug insns.
4649 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
4650 * print-rtl.h: Include cselib.h.
4651 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
4652 * df.h (df_inns_rescan_debug_internal): Declare.
4653 * gcse.c (alloc_hash_table): Estimate n_insns.
4654 (cprop_insn): Don't regard debug insns as changes.
4655 (bypass_conditional_jumps): Skip debug insns.
4656 (one_pre_gcse_pass): Adjust.
4657 (one_code_hoisting_pass): Likewise.
4658 (compute_ld_motion_mems): Skip debug insns.
4659 (one_cprop_pass): Adjust.
4660 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
4661 (if_convertible_stmt_p): Handle debug stmts.
4662 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
4663 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
4664 * ira-build.c (create_bb_allocnos): Skip debug insns.
4665 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
4666 (has_single_use): Likewise.
4667 (single_imm_use): Likewise.
4668 (num_imm_uses): Likewise.
4669 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
4670 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
4671 (create_outofssa_var_map): Likewise.
4672 * lower-subreg.c (adjust_decomposed_uses): New.
4673 (resolve_debug): New.
4674 (decompose_multiword_subregs): Use it.
4675 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
4676 * emit-rtl.c: Include params.h.
4677 (cur_debug_insn_uid): Define.
4678 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
4679 (copy_rtx_if_shared_1): Handle debug insns.
4680 (reset_used_flags): Likewise.
4681 (set_used_flags): LIkewise.
4682 (get_max_insn_count): New.
4683 (next_nondebug_insn): New.
4684 (prev_nondebug_insn): New.
4685 (make_debug_insn_raw): New.
4686 (emit_insn_before_noloc): Handle debug insns.
4687 (emit_jump_insn_before_noloc): Likewise.
4688 (emit_call_insn_before_noloc): Likewise.
4689 (emit_debug_insn_before_noloc): New.
4690 (emit_insn_after_noloc): Handle debug insns.
4691 (emit_jump_insn_after_noloc): Likewise.
4692 (emit_call_insn_after_noloc): Likewise.
4693 (emit_debug_insn_after_noloc): Likewise.
4694 (emit_insn_after): Take loc from earlier non-debug insn.
4695 (emit_jump_insn_after): Likewise.
4696 (emit_call_insn_after): Likewise.
4697 (emit_debug_insn_after_setloc): New.
4698 (emit_debug_insn_after): New.
4699 (emit_insn_before): Take loc from later non-debug insn.
4700 (emit_jump_insn_before): Likewise.
4701 (emit_call_insn_before): Likewise.
4702 (emit_debug_insn_before_setloc): New.
4703 (emit_debug_insn_before): New.
4704 (emit_insn): Handle debug insns.
4705 (emit_debug_insn): New.
4706 (emit_jump_insn): Handle debug insns.
4707 (emit_call_insn): Likewise.
4709 (init_emit): Take min-nondebug-insn-uid into account.
4710 Initialize cur_debug_insn_uid.
4711 (emit_copy_of_insn_after): Handle debug insns.
4712 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
4713 location of single rhs in place.
4714 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
4715 (floor_sdiv_adjust): New.
4716 (cell_sdiv_adjust): New.
4717 (cell_udiv_adjust): New.
4718 (round_sdiv_adjust): New.
4719 (round_udiv_adjust): New.
4720 (wrap_constant): Moved from cselib.
4721 (unwrap_constant): New.
4722 (expand_debug_expr): New.
4723 (expand_debug_locations): New.
4724 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
4726 (gimple_expand_cfg): Expand debug locations.
4727 * cselib.c: Include tree-pass.h.
4728 (struct expand_value_data): New.
4729 (cselib_record_sets_hook): New.
4730 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
4731 (cselib_clear_table): Move, and implemnet in terms of...
4732 (cselib_reset_table_with_next_value): ... this.
4733 (cselib_get_next_unknown_value): New.
4734 (discard_useless_locs): Don't discard preserved values.
4735 (cselib_preserve_value): New.
4736 (cselib_preserved_value_p): New.
4737 (cselib_preserve_definitely): New.
4738 (cselib_clear_preserve): New.
4739 (cselib_preserve_only_values): New.
4740 (new_cselib_val): Take rtx argument. Dump it in details.
4741 (cselib_lookup_mem): Adjust.
4742 (expand_loc): Take regs_active in struct. Adjust. Silence
4743 dumps unless details are requested.
4744 (cselib_expand_value_rtx_cb): New.
4745 (cselib_expand_value_rtx): Rename and reimplment in terms of...
4746 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
4747 without details. Copy more subregs. Try to resolve values
4748 using a callback. Wrap constants.
4749 (cselib_subst_to_values): Adjust.
4750 (cselib_log_lookup): New.
4751 (cselib_lookup): Call it.
4752 (cselib_invalidate_regno): Don't count preserved values as useless.
4753 (cselib_invalidate_mem): Likewise.
4754 (cselib_record_set): Likewise.
4755 (struct set): Renamed to cselib_set, moved to cselib.h.
4756 (cselib_record_sets): Adjust. Call hook.
4757 (cselib_process_insn): Reset table when it would be cleared.
4758 (dump_cselib_val): New.
4759 (dump_cselib_table): New.
4760 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
4761 (remove_forwarder_block): Support moving debug stmts.
4762 * cselib.h (cselib_record_sets_hook): Declare.
4763 (cselib_expand_callback): New type.
4764 (cselib_expand_value_rtx_cb): Declare.
4765 (cselib_reset_table_with_next_value): Declare.
4766 (cselib_get_next_unknown_value): Declare.
4767 (cselib_preserve_value): Declare.
4768 (cselib_preserved_value_p): Declare.
4769 (cselib_preserve_only_values): Declare.
4770 (dump_cselib_table): Declare.
4771 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
4772 (try_crossjump_to_edge): Likewise.
4773 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
4774 dominated blocks when debug stmts are present.
4775 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
4776 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
4777 (set_var_live_on_entry): Likewise.
4778 * loop-invariant.c (find_invariants_bb): Skip debug insns.
4779 * cfglayout.c (curr_location, last_location): Make static.
4780 (set_curr_insn_source_location): Don't avoid bouncing.
4781 (get_curr_insn_source_location): New.
4782 (get_curr_insn_block): New.
4783 (duplicate_insn_chain): Handle debug insns.
4784 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
4786 * common.opt (fcompare-debug): Move to sort order.
4787 (fdump-unnumbered-links): Likewise.
4788 (fvar-tracking-assignments): New.
4789 (fvar-tracking-assignments-toggle): New.
4790 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
4791 because of debug stmts.
4792 (mark_stmt_if_obviously_necessary): Mark debug stmts.
4793 (eliminate_unnecessary_stmts): Walk dominated blocks before
4795 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
4796 * ira.c (memref_used_between_p): Skip debug insns.
4797 (update_equiv_regs): Likewise.
4798 * sched-deps.c (sd_lists_size): Accept empty list.
4799 (sd_init_insn): Mark debug insns.
4800 (sd_finish_insn): Unmark them.
4801 (sd_add_dep): Reject non-debug deps on debug insns.
4802 (fixup_sched_groups): Give debug insns group treatment.
4804 (sched_analyze_reg): Don't mark debug insns for sched before call.
4805 (sched_analyze_2): Handle debug insns.
4806 (sched_analyze_insn): Compute next non-debug insn. Handle debug
4808 (deps_analyze_insn): Handle debug insns.
4809 (deps_start_bb): Skip debug insns.
4810 (init_deps): Initialize last_debug_insn.
4811 * tree-ssa.c (target_for_debug_bind): New.
4812 (find_released_ssa_name): New.
4813 (propagate_var_def_into_debug_stmts): New.
4814 (propagate_defs_into_debug_stmts): New.
4815 (verify_ssa): Skip debug bind stmts without values.
4816 (warn_uninialized_vars): Skip debug stmts.
4817 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
4818 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
4819 (rtx_equal_p): Likewise.
4820 * ira-costs.c (scan_one_insn): Skip debug insns.
4821 (process_bb_node_for_hard_reg_moves): Likewise.
4822 * rtl.h (DEBUG_INSN_P): New.
4823 (NONDEBUG_INSN_P): New.
4824 (MAY_HAVE_DEBUG_INSNS): New.
4825 (INSN_P): Accept debug insns.
4826 (RTX_FRAME_RELATED_P): Likewise.
4827 (INSN_DELETED_P): Likewise
4828 (PAT_VAR_LOCATION_DECL): New.
4829 (PAT_VAR_LOCATION_LOC): New.
4830 (PAT_VAR_OCATION_STATUS): New.
4831 (NOTE_VAR_LOCATION_DECL): Reimplement.
4832 (NOTE_VAR_LOCATION_LOC): Likewise.
4833 (NOTE_VAR_LOCATION_STATUS): Likewise.
4834 (INSN_VAR_LOCATION): New.
4835 (INSN_VAR_LOCATION_DECL): New.
4836 (INSN_VAR_LOCATION_LOC): New.
4837 (INSN_VAR_LOCATION_STATUS): New.
4838 (gen_rtx_UNKNOWN_VAR_LOC): New.
4839 (VAR_LOC_UNKNOWN_P): New.
4840 (NOTE_DURING_CALL_P): New.
4841 (SCHED_GROUP_P): Accept debug insns.
4842 (emit_debug_insn_before): Declare.
4843 (emit_debug_insn_before_noloc): Declare.
4844 (emit_debug_insn_beore_setloc): Declare.
4845 (emit_debug_insn_after): Declare.
4846 (emit_debug_insn_after_noloc): Declare.
4847 (emit_debug_insn_after_setloc): Declare.
4848 (emit_debug_insn): Declare.
4849 (make_debug_insn_raw): Declare.
4850 (prev_nondebug_insn): Declare.
4851 (next_nondebug_insn): Declare.
4852 (delegitimize_mem_from_attrs): Declare.
4853 (get_max_insn_count): Declare.
4854 (wrap_constant): Declare.
4855 (unwrap_constant): Declare.
4856 (get_curr_insn_source_location): Declare.
4857 (get_curr_insn_block): Declare.
4858 * tree-inline.c (insert_debug_decl_map): New.
4859 (processing_debug_stmt): New.
4860 (remap_decl): Don't create new mappings in debug stmts.
4861 (remap_gimple_op_r): Don't add references in debug stmts.
4862 (copy_tree_body_r): Likewise.
4863 (remap_gimple_stmt): Handle debug bind stmts.
4864 (copy_bb): Skip debug stmts.
4865 (copy_edges_for_bb): Likewise.
4866 (copy_debug_stmt): New.
4867 (copy_debug_stmts): New.
4868 (copy_body): Copy debug stmts at the end.
4869 (insert_init_debug_bind): New.
4870 (insert_init_stmt): Take id. Skip and emit debug stmts.
4871 (setup_one_parameter): Remap variable earlier, register debug mapping.
4872 (estimate_num_insns): Skip debug stmts.
4873 (expand_call_inline): Preserve debug_map.
4874 (optimize_inline_calls): Check for no debug_stmts left-overs.
4875 (unsave_expr_now): Preserve debug_map.
4876 (copy_gimple_seq_and_replace_locals): Likewise.
4877 (tree_function_versioning): Check for no debug_stmts left-overs.
4878 Init and destroy debug_map as needed. Split edges unconditionally.
4879 (build_duplicate_type): Init and destroy debug_map as needed.
4880 * tree-inline.h: Include gimple.h instead of pointer-set.h.
4881 (struct copy_body_data): Add debug_stmts and debug_map.
4882 * sched-int.h (struct ready_list): Add n_debug.
4883 (struct deps): Add last_debug_insn.
4884 (DEBUG_INSN_SCHED_P): New.
4885 (BOUNDARY_DEBUG_INSN_P): New.
4886 (SCHEDULE_DEBUG_INSN_P): New.
4887 (sd_iterator_cond): Accept empty list.
4888 * combine.c (create_log_links): Skip debug insns.
4889 (combine_instructions): Likewise.
4890 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
4891 return value is always unshared.
4892 (struct rtx_subst_pair): New.
4893 (auto_adjust_pair): New.
4894 (propagate_for_debug_subst): New.
4895 (propagate_for_debug): New.
4896 (try_combine): Skip debug insns. Propagate removed defs into
4898 (next_nonnote_nondebug_insn): New.
4899 (distribute_notes): Use it. Skip debug insns.
4900 (distribute_links): Skip debug insns.
4901 * tree-outof-ssa.c (set_location_for_edge): Likewise.
4902 * resource.c (mark_target_live_regs): Likewise.
4903 * var-tracking.c: Include cselib.h and target.h.
4904 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
4906 (micro_operation_type_name): New.
4907 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
4908 (struct micro_operation_def): Update comments.
4909 (decl_or_value): New type. Use instead of decls.
4910 (struct emit_note_data_def): Add vars.
4911 (struct attrs_def): Use decl_or_value.
4912 (struct variable_tracking_info_def): Add permp, flooded.
4913 (struct location_chain_def): Update comment.
4914 (struct variable_part_def): Use decl_or_value.
4915 (struct variable_def): Make var_part a variable length array.
4917 (scratch_regs): New.
4918 (cselib_hook_called): New.
4919 (dv_is_decl_p): New.
4920 (dv_is_value_p): New.
4923 (dv_as_opaque): New.
4924 (dv_onepart_p): New.
4926 (IS_DECL_CODE): New.
4927 (check_value_is_not_decl): New.
4928 (dv_from_decl): New.
4929 (dv_from_value): New.
4930 (dv_htab_hash): New.
4931 (variable_htab_hash): Use it.
4932 (variable_htab_eq): Support values.
4933 (variable_htab_free): Free from the right pool.
4934 (attrs_list_member, attrs_list_insert): Use decl_or_value.
4935 (attrs_list_union): Adjust.
4936 (attrs_list_mpdv_union): New.
4937 (tie_break_pointers): New.
4938 (canon_value_cmp): New.
4939 (unshare_variable): Return possibly-modified slot.
4940 (vars_copy_1): Adjust.
4941 (var_reg_decl_set): Adjust. Split out of...
4942 (var_reg_set): ... this.
4943 (get_init_value): Adjust.
4944 (var_reg_delete_and_set): Adjust.
4945 (var_reg_delete): Adjust.
4946 (var_regno_delete): Adjust.
4947 (var_mem_decl_set): Split out of...
4948 (var_mem_set): ... this.
4949 (var_mem_delete_and_set): Adjust.
4950 (var_mem_delete): Adjust.
4954 (variable_union): Adjust. Speed up merge of 1-part vars.
4955 (variable_canonicalize): Use unshared slot.
4956 (VALUED_RECURSED_INTO): New.
4957 (find_loc_in_1pdv): New.
4958 (struct dfset_merge): New.
4959 (insert_into_intersection): New.
4960 (intersect_loc_chains): New.
4962 (canonicalize_loc_order_check): New.
4963 (canonicalize_values_mark): New.
4964 (canonicalize_values_star): New.
4965 (variable_merge_over_cur): New.
4966 (variable_merge_over_src): New.
4967 (dataflow_set_merge): New.
4968 (dataflow_set_equiv_regs): New.
4969 (remove_duplicate_values): New.
4970 (struct dfset_post_merge): New.
4971 (variable_post_merge_new_vals): New.
4972 (variable_post_merge_perm_vals): New.
4973 (dataflow_post_merge_adjust): New.
4974 (find_mem_expr_in_1pdv): New.
4975 (dataflow_set_preserve_mem_locs): New.
4976 (dataflow_set_remove_mem_locs): New.
4977 (dataflow_set_clear_at_call): New.
4978 (onepart_variable_different_p): New.
4979 (variable_different_p): Use it.
4980 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
4981 (track_expr_p): Add need_rtl parameter. Don't generate rtl
4983 (track_loc_p): Pass it true.
4984 (struct count_use_info): New.
4985 (find_use_val): New.
4986 (replace_expr_with_values): New.
4988 (use_type): New, partially split out of...
4989 (count_uses): ... this. Count new micro-ops.
4990 (count_uses_1): Adjust.
4991 (count_stores): Adjust.
4992 (count_with_sets): New.
4993 (VAL_NEEDS_RESOLUTION): New.
4994 (VAL_HOLDS_TRACK_EXPR): New.
4995 (VAL_EXPR_IS_COPIED): New.
4996 (VAL_EXPR_IS_CLOBBERED): New.
4997 (add_uses): Adjust. Generate new micro-ops.
4998 (add_uses_1): Adjust.
4999 (add_stores): Generate new micro-ops.
5000 (add_with_sets): New.
5001 (find_src_status): Adjust.
5002 (find_src_set_src): Adjust.
5003 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
5004 Handle new micro-ops. Canonicalize value equivalances.
5005 (vt_find_locations): Compute total size of hash tables for
5006 dumping. Perform merge for var-tracking-assignments. Don't
5007 disregard single-block loops.
5008 (dump_attrs_list): Handle decl_or_value.
5009 (dump_variable): Take variable. Deal with decl_or_value.
5010 (dump_variable_slot): New.
5011 (dump_vars): Use it.
5012 (dump_dataflow_sets): Adjust.
5013 (set_slot_part): New, extended to support one-part variables
5014 after splitting out of...
5015 (set_variable_part): ... this.
5016 (clobber_slot_part): New, split out of...
5017 (clobber_variable_part): ... this.
5018 (delete_slot_part): New, split out of...
5019 (delete_variable_part): .... this.
5020 (check_wrap_constant): New.
5021 (vt_expand_loc_callback): New.
5022 (vt_expand_loc): New.
5023 (emit_note_insn_var_location): Adjust. Handle values. Handle
5024 EMIT_NOTE_AFTER_CALL_INSN.
5025 (emit_notes_for_differences_1): Adjust. Handle values.
5026 (emit_notes_for_differences_2): Likewise.
5027 (emit_notes_for_differences): Adjust.
5028 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
5029 Adjust. Handle new micro-ops.
5030 (vt_add_function_parameters): Adjust. Create and bind values.
5031 (vt_initialize): Adjust. Initialize scratch_regs and
5032 valvar_pool, flooded and perm.. Initialize and use cselib. Log
5033 operations. Move some code to count_with_sets and add_with_sets.
5034 (delete_debug_insns): New.
5035 (vt_debug_insns_local): New.
5036 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
5038 (var_tracking_main): If var-tracking-assignments is enabled
5039 but var-tracking isn't, delete debug insns and leave. Likewise
5040 if we exceed limits or fail the stack adjustments tests, and
5041 after all var-tracking processing.
5042 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
5043 (dataflow_set): Add traversed_vars.
5044 (value_chain, const_value_chain): New typedefs.
5045 (value_chain_pool, value_chains): New variables.
5046 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
5047 add_value_chains, add_cselib_value_chains, remove_value_chain,
5048 remove_value_chains, remove_cselib_value_chains): New functions.
5049 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
5050 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
5052 (shared_hash_find_slot_unshare, shared_hash_find_slot,
5053 shared_hash_find_slot_noinsert, shared_hash_find): Update.
5054 (dst_can_be_shared): New variable.
5055 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
5056 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
5057 different from set->vars, look up slot again instead of using the
5059 (dataflow_set_init): Initialize traversed_vars.
5060 (variable_union): Use shared_hash_*. Use initially NO_INSERT
5061 lookup if set->vars is shared. Don't keep slot cleared before
5062 calling unshare_variable. Unshare set->vars if needed. Adjust
5063 unshare_variable callers. Clear dst_can_be_shared if needed.
5064 Even ->refcount == 1 vars must be unshared if set->vars is shared
5065 and var needs to be modified.
5066 (dataflow_set_union): Set traversed_vars during canonicalization.
5067 (VALUE_CHANGED, DECL_CHANGED): Define.
5068 (set_dv_changed, dv_changed_p): New static inlines.
5069 (track_expr_p): Clear DECL_CHANGED.
5070 (dump_dataflow_sets): Set it.
5071 (variable_was_changed): Call set_dv_changed.
5072 (emit_note_insn_var_location): Likewise.
5073 (changed_variables_stack): New variable.
5074 (check_changed_vars_1, check_changed_vars_2): New functions.
5075 (emit_notes_for_changes): Do nothing if changed_variables is
5076 empty. Traverse changed_variables with check_changed_vars_1,
5077 call check_changed_vars_2 on each changed_variables_stack entry.
5078 (emit_notes_in_bb): Add SET argument. Just clear it at the
5079 beginning, use it instead of local &set, don't destroy it at the end.
5080 (vt_emit_notes): Call dataflow_set_clear early on all
5081 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
5082 computed set, dataflow_set_clear also VTI(bb)->in when we are
5083 done with the basic block. Initialize changed_variables_stack,
5084 free it afterwards. If ENABLE_CHECKING verify that after noting
5085 differences to an empty set value_chains hash table is empty.
5086 (vt_initialize): Initialize value_chains and value_chain_pool.
5087 (vt_finalize): Delete value_chains htab, free value_chain_pool.
5088 (variable_tracking_main): Call dump_dataflow_sets before calling
5089 vt_emit_notes, not after it.
5090 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
5091 (propagate_var_def_into_debug_stmts): Declare.
5092 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
5093 (df_set_note): Reject debug insns.
5094 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
5095 add notes to debug insns.
5096 (df_note_bb_compute): Adjust. Likewise.
5097 (df_simulate_uses): Skip debug insns.
5098 (df_simulate_initialize_backwards): Likewise.
5099 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
5100 (subst_stack_regs_pat): Reject debug insns.
5101 (convert_regs_1): Handle debug insns.
5102 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
5103 (print-rtl.o): Depend on cselib.h.
5104 (cselib.o): Depend on TREE_PASS_H.
5105 (var-tracking.o): Depend on cselib.h and TARGET_H.
5106 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
5107 (init_ready_list): Skip boundary debug insns.
5108 (add_branch_dependences): Skip debug insns.
5109 (free_block_dependencies): Check for blocks with only debug insns.
5110 (compute_priorities): Likewise.
5111 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
5112 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
5114 (gimple_build_debug_bind_stat): New.
5115 (empty_body_p): Skip debug stmts.
5116 (gimple_has_side_effects): Likewise.
5117 (gimple_rhs_has_side_effects): Likewise.
5118 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
5119 (gimple_build_debug_bind_stat): Declare.
5120 (gimple_build_debug_bind): Define.
5121 (is_gimple_debug): New.
5122 (gimple_debug_bind_p): New.
5123 (gimple_debug_bind_get_var): New.
5124 (gimple_debug_bind_get_value): New.
5125 (gimple_debug_bind_get_value_ptr): New.
5126 (gimple_debug_bind_set_var): New.
5127 (gimple_debug_bind_set_value): New.
5128 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
5129 (gimple_debug_bind_reset_value): New.
5130 (gimple_debug_bind_has_value_p): New.
5131 (gsi_next_nondebug): New.
5132 (gsi_prev_nondebug): New.
5133 (gsi_start_nondebug_bb): New.
5134 (gsi_last_nondebug_bb): New.
5135 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
5136 (print_insn): Handle DEBUG_INSN.
5137 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
5138 of first insn prevail.
5139 (first_stmt): Skip debug stmts.
5140 (first_non_label_stmt): Likewise.
5141 (last_stmt): Likewise.
5142 (has_zero_uses_1): New.
5143 (single_imm_use_1): New.
5144 (verify_gimple_debug): New.
5145 (verify_types_in_gimple_stmt): Handle debug stmts.
5146 (verify_stmt): Likewise.
5147 (debug_loop_num): Skip debug stmts.
5148 (remove_edge_and_dominated_blocks): Remove dominators last.
5149 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
5150 (linearize_expr): Likewise.
5151 * config/i386/i386.c (ix86_delegitimize_address): Call
5152 default implementation.
5153 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
5154 (group_barrier_needed): Skip debug insns.
5155 (emit_insn_group_barriers): Likewise.
5156 (emit_all_insn_group_barriers): Likewise.
5157 (ia64_variable_issue): Handle debug insns.
5158 (ia64_dfa_new_cycle): Likewise.
5159 (final_emit_insn_group_barriers): Skip debug insns.
5160 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
5161 def cfa without frame.
5162 (process_set): Likewise.
5163 (process_for_unwind_directive): Pass frame on.
5164 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
5165 (rs6000_delegitimize_address): New.
5166 (rs6000_debug_adjust_cost): Handle debug insns.
5167 (is_microcoded_insn): Likewise.
5168 (is_cracked_insn): Likewise.
5169 (is_nonpipeline_insn): Likewise.
5170 (insn_must_be_first_in_group): Likewise.
5171 (insn_must_be_last_in_group): Likewise.
5172 (force_new_group): Likewise.
5173 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
5174 contains only debug insns.
5175 (rtl_merge_blocks): Skip debug insns.
5176 (purge_dead_edges): Likewise.
5177 (rtl_block_ends_with_call_p): Skip debug insns.
5178 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
5179 (mark_reg_dependencies): Skip debug insns.
5180 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
5181 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
5182 * tree-ssa-threadedge.c
5183 (record_temporary_equivalences_from_stmts): Skip debug stmts.
5184 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
5185 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
5186 (copyprop_hardreg_forward_1): Handle debug insns.
5187 * reload1.c (reload): Skip debug insns. Replace unassigned
5188 pseudos in debug insns with their equivalences.
5189 (eliminate_regs_in_insn): Skip debug insns.
5190 (emit_input_reload_insns): Skip debug insns at first, adjust
5192 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
5193 (get_indirect_ref_operands): Pass opf_no_vops on.
5194 (get_expr_operands): Likewise. Skip debug stmts.
5195 (parse_ssa_operands): Scan debug insns with opf_no_vops.
5197 2009-09-01 Richard Henderson <rth@redhat.com>
5199 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
5200 stmt_ends_pp_p statements at least once.
5201 * tree-vrp.c (vrp_initialize): Likewise.
5202 (vrp_visit_stmt): Be prepared for non-interesting stmts.
5204 2009-09-01 Dodji Seketeli <dodji@redhat.com>
5207 Fix AIX bootstrap after PR debug/30161
5208 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
5209 that is a GNU extension.
5210 (tmpl_value_parm_die_table): Move the definition of this global
5211 outside #ifdef DWARF2_DEBUGGING_INFO region.
5213 2009-09-01 Richard Guenther <rguenther@suse.de>
5215 * tree.c (tree_expr_size): New function.
5216 * tree.h (tree_expr_size): Declare.
5217 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
5218 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
5219 * langhooks.c (lhd_expr_size): Remove.
5220 * langhooks.h (struct lang_hooks): Remove expr_size.
5221 * explow.c (expr_size): Use tree_expr_size.
5222 (int_expr_size): Likewise.
5223 * langhooks-def.h (lhd_expr_size): Remove.
5224 (LANG_HOOKS_EXPR_SIZE): Likewise.
5225 (LANG_HOOKS_INITIALIZER): Adjust.
5227 2009-09-01 Richard Guenther <rguenther@suse.de>
5229 * tree-flow.h (mark_addressable): Move declaration ...
5230 * tree.h (mark_addressable): ... here.
5231 * stmt.c (expand_asm_operands): Use mark_addressable, not
5232 lang_hooks.mark_addressable.
5233 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
5234 LANG_HOOKS_MARK_ADDRESSABLE.
5235 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
5236 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
5238 2009-08-31 Chris Demetriou <cgd@google.com>
5240 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
5241 vectorize if not TARGET_SSE2.
5243 2009-08-31 DJ Delorie <dj@redhat.com>
5245 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
5246 registers if no coprocessor is enabled.
5248 2009-08-31 Dodji Seketeli <dodji@redhat.com>
5251 * cgraph.h (cgraph_get_node): Declare ...
5252 * cgraph.c (cgraph_get_node): ... new function.
5253 * dwarf2out.c (gen_generic_params_dies,
5254 generic_parameter_die, tree_add_const_value_attribute_for_decl,
5255 make_ith_pack_parameter_name,
5256 append_entry_to_tmpl_value_parm_die_table,
5257 gen_remaining_tmpl_value_param_die_attribute): New functions.
5258 (gen_subprogram_die): Generate debug info for template parameters
5259 if debug info level is higher than DINFO_LEVEL_TERSE.
5260 Use tree_add_const_value_attribute_for_decl instead of
5261 tree_add_const_value_attribute.
5262 (gen_const_die): Use tree_add_const_value_attribute_for_decl
5263 instead of tree_add_const_value_attribute.
5264 (gen_struct_or_union_type_die): Generate debug
5265 info for template parameters if debug info level is higher than
5267 (tree_add_const_value_attribute): Handle integral and pointer
5268 constants. Update comment.
5269 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
5270 (dwarf_attr_name): Support DW_AT_GNU_template_name.
5271 (reference_to_unused): Fix thinko. Remove redundant predicates from
5273 (tree_add_const_value_attribute): Make this work for constant
5275 tree_add_const_value_attribute_for_decl is to be used for variable
5277 (add_location_or_const_value_attribute): Use
5278 tree_add_const_value_attribute_for_decl now.
5279 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
5280 DW_TAG_template_value_param DIEs after function DIEs have been
5282 * langhooks.h (lang_hooks_for_types): Add
5283 get_argument_pack_elems.
5284 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
5285 (lang_hooks): Added get_innermost_generic_parms,
5286 get_innermost_generic_args.
5287 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
5288 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
5289 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
5290 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
5292 2009-08-31 DJ Delorie <dj@redhat.com>
5294 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
5295 it once we start generating the prologue or epilogue.
5296 (mep_call_saves_register): If the frame is locked, re-use
5298 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
5299 (mep_expand_prologue): Call it.
5300 (mep_expand_epilogue): Likewise.
5301 (mep_start_function): Use the same logic as mep_expand_prologue.
5302 (mep_pass_by_reference): Make logic more readable.
5303 (mep_return_in_memory): Zero-sized objects are passed in memory.
5304 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
5306 2009-08-31 Richard Guenther <rguenther@suse.de>
5308 * builtins.c (fold_builtin_memory_op): Use the alias oracle
5309 to query if the memory regions for memmove overlap.
5310 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
5311 asserts on pointers, instead deal with odd trees.
5312 (ptr_derefs_may_alias_p): Likewise.
5313 (refs_may_alias_p_1): Constructor bases also never alias.
5315 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
5317 * doc/install.texi (Final install): Adjust reference on where to
5318 order printed manuals.
5320 2009-08-30 Olivier Hainque <hainque@adacore.com>
5322 * dwarf2out.c (switch_to_frame_table_section): Move
5323 definition prior to first use.
5325 2009-08-30 Richard Guenther <rguenther@suse.de>
5327 PR tree-optimization/41186
5328 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
5329 (ao_ref_init_from_ptr_and_size): New function.
5330 (ref_maybe_used_by_call_p_1): Be more precise tracking
5331 used ranges for builtin functions.
5332 (ref_maybe_used_by_call_p): Adjust.
5333 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
5334 ranges for builtin functions.
5335 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
5337 2009-08-30 Alan Modra <amodra@bigpond.net.au>
5340 * fwprop.c (get_reg_use_in): Delete.
5341 (free_load_extend): New function.
5342 (forward_propagate_subreg): Use it.
5344 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
5346 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
5348 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
5351 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
5354 2009-08-29 Douglas B Rupp <rupp@gnat.com>
5356 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
5357 fini or fini_array section.
5359 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5361 * graphite-dependences.c (graphite_legal_transform_bb): Call
5362 pbb_remove_duplicate_pdrs.
5363 * graphite-poly.c (can_collapse_pdr): Removed.
5364 (pdr_find_duplicate): Removed.
5365 (can_collapse_pdrs): New.
5366 (pbb_remove_duplicate_pdrs): New.
5367 (new_poly_dr): Do not look for duplicates.
5368 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
5369 (PBB_PDR_DUPLICATES_REMOVED): New.
5370 (pbb_remove_duplicate_pdrs): Declared.
5372 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5374 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
5375 the strides by multiplying by PDR_NB_REFS.
5376 * graphite-poly.c (can_collapse_pdr): New.
5377 (pdr_find_duplicate): New.
5378 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
5379 Initialize PDR_NB_REFS.
5380 * graphite-poly.h (struct poly_dr): Add field nb_refs.
5382 (new_poly_dr): Number of subscripts is a graphite_dim_t.
5384 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5387 * graphite-poly.c (apply_poly_transforms): Remove legality test before
5390 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5392 * graphite-dependences.c (pddr_original_scattering): Return NULL
5393 for read-read dependence relations.
5394 * graphite-poly.h (enum poly_dr_type): Fix comment.
5397 (pdr_may_write_p): New.
5399 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5401 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
5402 (struct poly_dr): Same.
5403 (new_poly_dr): Same.
5404 * graphite-poly.c (new_poly_dr): Same.
5405 * graphite-dependences.c (dot_deps): Disable call to system.
5407 2009-08-28 Cary Coutant <ccoutant@google.com>
5410 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
5411 struct/union/enum types local to a function.
5413 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
5414 Sebastian Pop <sebastian.pop@amd.com>
5416 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
5417 pbb_strip_mine_time_depth. Changed the implementation so that
5418 transformation is expressed as a transformation on
5419 time (scatttering) dimensions. Also, ensures that the 2d+1
5420 scheduling format is preserved.
5421 (pbb_strip_mine_profitable_p): Profitability is based on the
5422 iteration number of a given time (scattering) dimension,
5423 and not on a original loop depth dimension.
5424 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
5425 (pbb_do_strip_mine): Call psct_dynamic_dim.
5426 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
5427 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
5428 (pbb_nb_dynamic_scattering_transform): New.
5429 (psct_dynamic_dim): New.
5431 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
5433 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
5434 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
5435 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
5436 * graphite-interchange.c (build_linearized_memory_access): Same.
5437 (memory_stride_in_loop): Same.
5439 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5441 * graphite-dependences.c (pddr_original_scattering): New.
5442 (graphite_legal_transform_dr): Call pddr_original_scattering.
5445 * graphite-dependences.h (dot_deps): Declared.
5446 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
5447 (print_pdr): Print PDR_ID.
5448 * graphite-poly.h (struct poly_dr): Add field id.
5451 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
5453 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5455 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
5456 not delete the original dependence relation.
5458 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5460 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
5461 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
5462 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
5463 (free_poly_ddr): New.
5464 (pddr_is_empty): New.
5465 (dependence_polyhedron_1): Now returns a poly_ddr_p.
5466 (dependence_polyhedron): Same. Remove useless gcc_assert.
5468 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
5469 (graphite_carried_dependence_level_k): Call pddr_is_empty.
5470 * graphite-dependences.h (enum poly_dependence_kind): New.
5471 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
5472 (PDRP_SOURCE): Renamed PDDR_SOURCE.
5473 (PDRP_SINK): Renamed PDDR_SINK.
5474 (PDRP_DDP): Renamed PDDR_DDP.
5476 (free_poly_ddr): Declared.
5477 * graphite-poly.c (new_scop): Use the new hash function names.
5478 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
5479 into original_pddrs.
5480 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
5482 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5484 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
5485 bounds with LT_EXPR to make niter analysis more precise on code
5486 generated by Graphite.
5488 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5490 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
5491 (graphite_legal_transform_bb): Same.
5492 (poly_drs_may_alias_p): Same.
5494 2009-08-28 Richard Guenther <rguenther@suse.de>
5496 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
5498 2009-08-28 Jan Beulich <jbeulich@novell.com>
5500 * config/i386/netware.c: Include langhooks.h.
5501 (i386_nlm_encode_section_info): Simplify.
5502 (netware_override_options): Delete.
5503 * config/i386/netware.h (netware_override_options): Delete
5505 (OVERRIDE_OPTIONS): Delete definition.
5506 (SUBTARGET_OVERRIDE_OPTIONS): Define.
5507 (ASM_COMMENT_START): Define.
5508 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
5510 2009-08-28 Jan Beulich <jbeulich@novell.com>
5512 * configure.ac: For in-tree ld, do a plain version check to
5513 determine whether comdat groups are supported.
5514 * configure: Regenerate.
5516 2009-08-28 Olivier Hainque <hainque@adacore.com>
5518 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
5519 always defined. Reflect definition or absence of such for
5520 COLLECT_EXPORT_LIST. Readability helper.
5521 (scanfilter): New enum, to help control what symbols
5522 are to be considered or ignored by scan_prog_file.
5523 (enum pass): Rename as "scanpass", moved together with scanfilter
5524 prior to scan_prog_file's prototype.
5525 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
5526 Group prototype with the scanpass/scanfilter definitions, factorize
5527 head comments for the several implementations at the prototype.
5528 (main): Reorganize the first pass link control to let AIX
5529 drag only the needed frame tables in executables. Prevent
5530 frame tables collection during the scan aimed at static ctors.
5531 Pre-link and scan for frame tables later to compensate.
5532 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
5533 A C statement to issue assembly directives that create a reference
5534 to the given DWARF table identifier label from the current function
5536 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
5537 to differentiate first time section entry. Only emit a .data
5538 tables start identifier label the first time around.
5539 (switch_to_frame_table_section): New function. Helper for
5540 output_call_frame_info to switch possibly BACK into the eh_frame
5541 or the debug_frame section depending on FOR_EH.
5542 (output_call_frame_info): Use helper to first enter the proper
5544 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
5545 emit a link to the frame table start label from each function
5547 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
5548 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
5549 * config/rs6000/rs6000-protos.h: Declare it.
5550 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
5552 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
5554 * config/sh/sh.c (split_branches): Check the result of
5557 2009-08-27 Steve Ellcey <sje@cup.hp.com>
5559 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
5560 using -pthread -fopenmp
5562 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
5564 * doc/service.texi (service directory): Update URL.
5566 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
5568 PR rtl-optimization/40861
5569 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
5570 extract word from a multi-word subreg for negative byte positions.
5572 2009-08-27 Tristan Gingold <gingold@adacore.com>
5573 Douglas B Rupp <rupp@gnat.com>
5575 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
5576 (SECTION_VMS_OVERLAY): Define.
5577 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
5579 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
5581 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
5582 common_object declarations.
5583 (ia64_section_type_flags): Set section flag for common_object.
5584 * config/ia64/ia64-protos.h
5585 (ia64_vms_output_aligned_decl_common): Declare.
5586 (ia64_vms_elf_asm_named_section): Declare.
5588 2009-08-27 Michael Matz <matz@suse.de>
5590 * expr.c (expand_expr_real_2): New function taking exploded
5591 unary or binary expression, split out from ...
5592 (expand_expr_real_1): ... here. Move over all unary/binary
5593 switch parts to above function, in particular these codes:
5594 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
5595 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
5596 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
5597 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
5598 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
5599 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
5600 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
5601 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
5602 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
5603 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
5604 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
5605 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
5606 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
5607 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
5608 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
5609 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
5610 VEC_PACK_FIX_TRUNC_EXPR.
5611 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
5614 2009-08-27 Richard Guenther <rguenther@suse.de>
5616 * gengtype.c (main): Handle uint64_t.
5617 * ipa-utils.c (get_base_var): Indent properly.
5618 * tree-ssa-live.c (debug_scope_block): New function.
5619 * tree-flow.h (debug_scope_block): Declare.
5620 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
5621 * basic-block.h (enum profile_status): Rename to
5622 enum profile_status_d.
5623 (x_profile_status): Adjust type.
5625 2009-08-27 Dodji Seketeli <dodji@redhat.com>
5628 * dwarf2out.c (get_context_die): Declare this static function.
5629 (gen_type_die_with_usage): Make sure a DIE is a generated for
5630 the context of a typedef.
5632 2009-08-26 Anatoly Sokolov <aesok@post.ru>
5634 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
5637 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
5639 * config/mips/mips-protos.h (mips_output_sync): Declare.
5640 (mips_sync_loop_insns): Likewise.
5641 (mips_output_sync_loop): Replace first two parameters with an rtx.
5642 * config/mips/mips.c (mips_multi_member): New structure.
5643 (mips_multi_members): New variable.
5644 (mips_multi_start): New function.
5645 (mips_multi_add): Likewise.
5646 (mips_multi_add_insn): Likewise.
5647 (mips_multi_add_label): Likewise.
5648 (mips_multi_last_index): Likewise.
5649 (mips_multi_copy_insn): Likewise.
5650 (mips_multi_set_operand): Likewise.
5651 (mips_multi_write): Likewise.
5652 (mips_print_operand_punctuation): Remove '%|' and '%-'.
5653 (mips_init_print_operand_punct): Update accordingly.
5654 (mips_start_ll_sc_sync_block): New function.
5655 (mips_end_ll_sc_sync_block): Likewise.
5656 (mips_output_sync): Likewise.
5657 (mips_sync_insn1_template): Likewise.
5658 (mips_sync_insn2_template): Likewise.
5659 (mips_get_sync_operand): Likewise.
5660 (mips_process_sync_loop): Likewise.
5661 (mips_output_sync_loop): Use mips_process_sync_loop.
5662 (mips_sync_loop_insns): New function.
5663 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
5664 (MIPS_COMPARE_AND_SWAP_12): Likewise.
5665 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
5666 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
5667 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
5668 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
5669 (MIPS_SYNC_OLD_OP_12): Likewise.
5670 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
5671 (MIPS_SYNC_NEW_OP_12): Likewise.
5672 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
5673 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
5674 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
5675 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
5676 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
5677 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
5678 * config/mips/mips.md (sync_mem): New attribute.
5679 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
5680 (sync_exclusive_mask, sync_required_oldval): Likewise.
5681 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
5682 (sync_release_barrier): Likewise.
5683 (length): Handle sync loops.
5684 (sync): Use mips_output_sync.
5685 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
5686 (sync_compare_and_swap<mode>): Set the new sync_* attributes
5687 and use mips_output_sync_loop.
5688 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
5689 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
5690 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
5691 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
5692 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
5693 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
5694 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
5695 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
5696 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
5698 2009-08-26 Richard Guenther <rguenther@suse.de>
5701 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
5702 the types to not match.
5703 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
5705 * tree-ssa.c (useless_type_conversion_p): Conversions to
5706 pointers to unprototyped functions are useless.
5708 2009-08-26 Richard Guenther <rguenther@suse.de>
5710 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
5711 whole-program condition, prepare to be called for non-globals.
5712 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
5713 params build a representative with known type and track its fields.
5715 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
5717 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
5718 clearing by a taken branch.
5719 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
5720 effectively after bbro pass.
5721 (sync_nand<mode>): Ditto.
5722 (sync_old_<fetchop_name><mode>): Ditto.
5723 (sync_old_nand<mode>): Ditto.
5724 (sync_new_<fetchop_name><mode>): Dito.
5725 (sync_new_nand<mode>): Ditto.
5726 (sync_compare_and_swap<mode>_1): Ditto.
5727 (*sync_compare_and_swap<mode>): Ditto.
5728 (sync_lock_test_and_set<mode>_1): Ditto.
5729 ("sync_lock_test_and_set<mode>): Ditto.
5731 2009-08-25 Douglas B Rupp <rupp@gnat.com>
5733 * hwint.h (HOST_LONG_FORMAT): New macro
5734 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
5735 Use HOST_PTR_PRINTF.
5736 * system.h (HOST_PTR_PRINTF): Resurrect old macro
5737 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
5738 (HOST_PTR_PRINTF): Document.
5740 2009-08-25 Jan Hubicka <jh@suse.cz>
5742 * config/i386/bmmintrin.h: Replace by #error.
5745 Michael Meissner <michael.meissner@amd.com>
5746 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5747 Tony Linthicum <tony.linthicum@amd.com>
5749 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
5750 (TARGET_ROUND): New macro for the round/ptest instructions which
5751 are shared between SSE4.1 and SSE5.
5752 (OPTION_MASK_ISA_ROUND): Ditto.
5753 (OPTION_ISA_ROUND): Ditto.
5754 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
5755 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
5757 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
5758 (-mfused-madd): New switch to give users control over whether the
5759 compiler optimizes to use the multiply/add SSE5 instructions.
5761 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
5762 (ix86_handle_option): Turn off 3dnow if -msse5.
5763 (override_options): Add SSE5 support.
5764 (print_operand): %Y prints comparison codes for SSE5 com/pcom
5766 (ix86_expand_sse_movcc): Add SSE5 support.
5767 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
5768 vector type to the next largest size.
5769 (ix86_expand_sse5_pack): New function to use pperm to pack a
5770 vector type to the next smallest size.
5771 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
5772 (IX86_BUILTIN_FMADDSD): Ditto.
5773 (IX86_BUILTIN_FMADDPS): Ditto.
5774 (IX86_BUILTIN_FMADDPD): Ditto.
5775 (IX86_BUILTIN_FMSUBSS): Ditto.
5776 (IX86_BUILTIN_FMSUBSD): Ditto.
5777 (IX86_BUILTIN_FMSUBPS): Ditto.
5778 (IX86_BUILTIN_FMSUBPD): Ditto.
5779 (IX86_BUILTIN_FNMADDSS): Ditto.
5780 (IX86_BUILTIN_FNMADDSD): Ditto.
5781 (IX86_BUILTIN_FNMADDPS): Ditto.
5782 (IX86_BUILTIN_FNMADDPD): Ditto.
5783 (IX86_BUILTIN_FNMSUBSS): Ditto.
5784 (IX86_BUILTIN_FNMSUBSD): Ditto.
5785 (IX86_BUILTIN_FNMSUBPS): Ditto.
5786 (IX86_BUILTIN_FNMSUBPD): Ditto.
5787 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
5788 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
5789 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
5790 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
5791 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
5792 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
5793 (IX86_BUILTIN_PPERM): Ditto.
5794 (IX86_BUILTIN_PERMPS): Ditto.
5795 (IX86_BUILTIN_PERMPD): Ditto.
5796 (IX86_BUILTIN_PMACSSWW): Ditto.
5797 (IX86_BUILTIN_PMACSWW): Ditto.
5798 (IX86_BUILTIN_PMACSSWD): Ditto.
5799 (IX86_BUILTIN_PMACSWD): Ditto.
5800 (IX86_BUILTIN_PMACSSDD): Ditto.
5801 (IX86_BUILTIN_PMACSDD): Ditto.
5802 (IX86_BUILTIN_PMACSSDQL): Ditto.
5803 (IX86_BUILTIN_PMACSSDQH): Ditto.
5804 (IX86_BUILTIN_PMACSDQL): Ditto.
5805 (IX86_BUILTIN_PMACSDQH): Ditto.
5806 (IX86_BUILTIN_PMADCSSWD): Ditto.
5807 (IX86_BUILTIN_PMADCSWD): Ditto.
5808 (IX86_BUILTIN_PHADDBW): Ditto.
5809 (IX86_BUILTIN_PHADDBD): Ditto.
5810 (IX86_BUILTIN_PHADDBQ): Ditto.
5811 (IX86_BUILTIN_PHADDWD): Ditto.
5812 (IX86_BUILTIN_PHADDWQ): Ditto.
5813 (IX86_BUILTIN_PHADDDQ): Ditto.
5814 (IX86_BUILTIN_PHADDUBW): Ditto.
5815 (IX86_BUILTIN_PHADDUBD): Ditto.
5816 (IX86_BUILTIN_PHADDUBQ): Ditto.
5817 (IX86_BUILTIN_PHADDUWD): Ditto.
5818 (IX86_BUILTIN_PHADDUWQ): Ditto.
5819 (IX86_BUILTIN_PHADDUDQ): Ditto.
5820 (IX86_BUILTIN_PHSUBBW): Ditto.
5821 (IX86_BUILTIN_PHSUBWD): Ditto.
5822 (IX86_BUILTIN_PHSUBDQ): Ditto.
5823 (IX86_BUILTIN_PROTB): Ditto.
5824 (IX86_BUILTIN_PROTW): Ditto.
5825 (IX86_BUILTIN_PROTD): Ditto.
5826 (IX86_BUILTIN_PROTQ): Ditto.
5827 (IX86_BUILTIN_PROTB_IMM): Ditto.
5828 (IX86_BUILTIN_PROTW_IMM): Ditto.
5829 (IX86_BUILTIN_PROTD_IMM): Ditto.
5830 (IX86_BUILTIN_PROTQ_IMM): Ditto.
5831 (IX86_BUILTIN_PSHLB): Ditto.
5832 (IX86_BUILTIN_PSHLW): Ditto.
5833 (IX86_BUILTIN_PSHLD): Ditto.
5834 (IX86_BUILTIN_PSHLQ): Ditto.
5835 (IX86_BUILTIN_PSHAB): Ditto.
5836 (IX86_BUILTIN_PSHAW): Ditto.
5837 (IX86_BUILTIN_PSHAD): Ditto.
5838 (IX86_BUILTIN_PSHAQ): Ditto.
5839 (IX86_BUILTIN_FRCZSS): Ditto.
5840 (IX86_BUILTIN_FRCZSD): Ditto.
5841 (IX86_BUILTIN_FRCZPS): Ditto.
5842 (IX86_BUILTIN_FRCZPD): Ditto.
5843 (IX86_BUILTIN_CVTPH2PS): Ditto.
5844 (IX86_BUILTIN_CVTPS2PH): Ditto.
5845 (IX86_BUILTIN_COMEQSS): Ditto.
5846 (IX86_BUILTIN_COMNESS): Ditto.
5847 (IX86_BUILTIN_COMLTSS): Ditto.
5848 (IX86_BUILTIN_COMLESS): Ditto.
5849 (IX86_BUILTIN_COMGTSS): Ditto.
5850 (IX86_BUILTIN_COMGESS): Ditto.
5851 (IX86_BUILTIN_COMUEQSS): Ditto.
5852 (IX86_BUILTIN_COMUNESS): Ditto.
5853 (IX86_BUILTIN_COMULTSS): Ditto.
5854 (IX86_BUILTIN_COMULESS): Ditto.
5855 (IX86_BUILTIN_COMUGTSS): Ditto.
5856 (IX86_BUILTIN_COMUGESS): Ditto.
5857 (IX86_BUILTIN_COMORDSS): Ditto.
5858 (IX86_BUILTIN_COMUNORDSS): Ditto.
5859 (IX86_BUILTIN_COMFALSESS): Ditto.
5860 (IX86_BUILTIN_COMTRUESS): Ditto.
5861 (IX86_BUILTIN_COMEQSD): Ditto.
5862 (IX86_BUILTIN_COMNESD): Ditto.
5863 (IX86_BUILTIN_COMLTSD): Ditto.
5864 (IX86_BUILTIN_COMLESD): Ditto.
5865 (IX86_BUILTIN_COMGTSD): Ditto.
5866 (IX86_BUILTIN_COMGESD): Ditto.
5867 (IX86_BUILTIN_COMUEQSD): Ditto.
5868 (IX86_BUILTIN_COMUNESD): Ditto.
5869 (IX86_BUILTIN_COMULTSD): Ditto.
5870 (IX86_BUILTIN_COMULESD): Ditto.
5871 (IX86_BUILTIN_COMUGTSD): Ditto.
5872 (IX86_BUILTIN_COMUGESD): Ditto.
5873 (IX86_BUILTIN_COMORDSD): Ditto.
5874 (IX86_BUILTIN_COMUNORDSD): Ditto.
5875 (IX86_BUILTIN_COMFALSESD): Ditto.
5876 (IX86_BUILTIN_COMTRUESD): Ditto.
5877 (IX86_BUILTIN_COMEQPS): Ditto.
5878 (IX86_BUILTIN_COMNEPS): Ditto.
5879 (IX86_BUILTIN_COMLTPS): Ditto.
5880 (IX86_BUILTIN_COMLEPS): Ditto.
5881 (IX86_BUILTIN_COMGTPS): Ditto.
5882 (IX86_BUILTIN_COMGEPS): Ditto.
5883 (IX86_BUILTIN_COMUEQPS): Ditto.
5884 (IX86_BUILTIN_COMUNEPS): Ditto.
5885 (IX86_BUILTIN_COMULTPS): Ditto.
5886 (IX86_BUILTIN_COMULEPS): Ditto.
5887 (IX86_BUILTIN_COMUGTPS): Ditto.
5888 (IX86_BUILTIN_COMUGEPS): Ditto.
5889 (IX86_BUILTIN_COMORDPS): Ditto.
5890 (IX86_BUILTIN_COMUNORDPS): Ditto.
5891 (IX86_BUILTIN_COMFALSEPS): Ditto.
5892 (IX86_BUILTIN_COMTRUEPS): Ditto.
5893 (IX86_BUILTIN_COMEQPD): Ditto.
5894 (IX86_BUILTIN_COMNEPD): Ditto.
5895 (IX86_BUILTIN_COMLTPD): Ditto.
5896 (IX86_BUILTIN_COMLEPD): Ditto.
5897 (IX86_BUILTIN_COMGTPD): Ditto.
5898 (IX86_BUILTIN_COMGEPD): Ditto.
5899 (IX86_BUILTIN_COMUEQPD): Ditto.
5900 (IX86_BUILTIN_COMUNEPD): Ditto.
5901 (IX86_BUILTIN_COMULTPD): Ditto.
5902 (IX86_BUILTIN_COMULEPD): Ditto.
5903 (IX86_BUILTIN_COMUGTPD): Ditto.
5904 (IX86_BUILTIN_COMUGEPD): Ditto.
5905 (IX86_BUILTIN_COMORDPD): Ditto.
5906 (IX86_BUILTIN_COMUNORDPD): Ditto.
5907 (IX86_BUILTIN_COMFALSEPD): Ditto.
5908 (IX86_BUILTIN_COMTRUEPD): Ditto.
5909 (IX86_BUILTIN_PCOMEQUB): Ditto.
5910 (IX86_BUILTIN_PCOMNEUB): Ditto.
5911 (IX86_BUILTIN_PCOMLTUB): Ditto.
5912 (IX86_BUILTIN_PCOMLEUB): Ditto.
5913 (IX86_BUILTIN_PCOMGTUB): Ditto.
5914 (IX86_BUILTIN_PCOMGEUB): Ditto.
5915 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
5916 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
5917 (IX86_BUILTIN_PCOMEQUW): Ditto.
5918 (IX86_BUILTIN_PCOMNEUW): Ditto.
5919 (IX86_BUILTIN_PCOMLTUW): Ditto.
5920 (IX86_BUILTIN_PCOMLEUW): Ditto.
5921 (IX86_BUILTIN_PCOMGTUW): Ditto.
5922 (IX86_BUILTIN_PCOMGEUW): Ditto.
5923 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
5924 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
5925 (IX86_BUILTIN_PCOMEQUD): Ditto.
5926 (IX86_BUILTIN_PCOMNEUD): Ditto.
5927 (IX86_BUILTIN_PCOMLTUD): Ditto.
5928 (IX86_BUILTIN_PCOMLEUD): Ditto.
5929 (IX86_BUILTIN_PCOMGTUD): Ditto.
5930 (IX86_BUILTIN_PCOMGEUD): Ditto.
5931 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
5932 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
5933 (IX86_BUILTIN_PCOMEQUQ): Ditto.
5934 (IX86_BUILTIN_PCOMNEUQ): Ditto.
5935 (IX86_BUILTIN_PCOMLTUQ): Ditto.
5936 (IX86_BUILTIN_PCOMLEUQ): Ditto.
5937 (IX86_BUILTIN_PCOMGTUQ): Ditto.
5938 (IX86_BUILTIN_PCOMGEUQ): Ditto.
5939 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
5940 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
5941 (IX86_BUILTIN_PCOMEQB): Ditto.
5942 (IX86_BUILTIN_PCOMNEB): Ditto.
5943 (IX86_BUILTIN_PCOMLTB): Ditto.
5944 (IX86_BUILTIN_PCOMLEB): Ditto.
5945 (IX86_BUILTIN_PCOMGTB): Ditto.
5946 (IX86_BUILTIN_PCOMGEB): Ditto.
5947 (IX86_BUILTIN_PCOMFALSEB): Ditto.
5948 (IX86_BUILTIN_PCOMTRUEB): Ditto.
5949 (IX86_BUILTIN_PCOMEQW): Ditto.
5950 (IX86_BUILTIN_PCOMNEW): Ditto.
5951 (IX86_BUILTIN_PCOMLTW): Ditto.
5952 (IX86_BUILTIN_PCOMLEW): Ditto.
5953 (IX86_BUILTIN_PCOMGTW): Ditto.
5954 (IX86_BUILTIN_PCOMGEW): Ditto.
5955 (IX86_BUILTIN_PCOMFALSEW): Ditto.
5956 (IX86_BUILTIN_PCOMTRUEW): Ditto.
5957 (IX86_BUILTIN_PCOMEQD): Ditto.
5958 (IX86_BUILTIN_PCOMNED): Ditto.
5959 (IX86_BUILTIN_PCOMLTD): Ditto.
5960 (IX86_BUILTIN_PCOMLED): Ditto.
5961 (IX86_BUILTIN_PCOMGTD): Ditto.
5962 (IX86_BUILTIN_PCOMGED): Ditto.
5963 (IX86_BUILTIN_PCOMFALSED): Ditto.
5964 (IX86_BUILTIN_PCOMTRUED): Ditto.
5965 (IX86_BUILTIN_PCOMEQQ): Ditto.
5966 (IX86_BUILTIN_PCOMNEQ): Ditto.
5967 (IX86_BUILTIN_PCOMLTQ): Ditto.
5968 (IX86_BUILTIN_PCOMLEQ): Ditto.
5969 (IX86_BUILTIN_PCOMGTQ): Ditto.
5970 (IX86_BUILTIN_PCOMGEQ): Ditto.
5971 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
5972 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
5973 (enum multi_arg_type): New enum for describing the various SSE5
5974 intrinsic argument types.
5975 (bdesc_multi_arg): New table for SSE5 intrinsics.
5976 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
5977 (ix86_expand_multi_arg_builtin): New function for creating SSE5
5979 (ix86_expand_builtin): Add SSE5 intrinsic support.
5980 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
5981 operand instructions.
5982 (ix86_expand_sse5_multiple_memory): New function to split the
5983 second memory reference from SSE5 instructions.
5984 (type_has_variadic_args_p): Delete in favor of stdarg_p.
5985 (ix86_return_pops_args): Use stdarg_p to determine if the function
5986 has variable arguments.
5987 (ix86_setup_incoming_varargs): Ditto.
5988 (x86_this_parameter): Ditto.
5990 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
5992 (ix86_expand_sse5_pack): Ditto.
5993 (ix86_sse5_valid_op_p): Ditto.
5994 (ix86_expand_sse5_multiple_memory): Ditto.
5996 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
5997 constant for SSE5 support.
5998 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
5999 (UNSPEC_SSE5_TRUEFALSE): Ditto.
6000 (UNSPEC_SSE5_PERMUTE): Ditto.
6001 (UNSPEC_SSE5_ASHIFT): Ditto.
6002 (UNSPEC_SSE5_LSHIFT): Ditto.
6003 (UNSPEC_FRCZ): Ditto.
6004 (UNSPEC_CVTPH2PS): Ditto.
6005 (UNSPEC_CVTPS2PH): Ditto.
6006 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
6008 (COM_FALSE_S): Ditto.
6009 (COM_FALSE_P): Ditto.
6010 (COM_TRUE_S): Ditto.
6011 (COM_TRUE_P): Ditto.
6012 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
6013 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
6015 (memory attribute): Ditto.
6016 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6017 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
6018 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6019 (floor<mode>2): Ditto.
6020 (ceil<mode>2): Ditto.
6021 (btrunc<mode>2): Ditto.
6022 (nearbyintdf2): Ditto.
6023 (nearbyintsf2): Ditto.
6024 (sse_setccsf): Disable if SSE5.
6025 (sse_setccdf): Ditto.
6026 (sse5_setcc<mode>): New support for SSE5 conditional move.
6027 (sse5_pcmov_<mode>): Ditto.
6029 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
6031 (SSEMODEF2P): Ditto.
6032 (ssemodesuffixf4): New mode attribute for SSE5.
6033 (ssemodesuffixf2s): Ditto.
6034 (ssemodesuffixf2c): Ditto.
6035 (sserotatemax): Ditto.
6036 (ssescalarmode): Ditto.
6037 (sse_maskcmpv4sf3): Disable if SSE5.
6038 (sse_maskcmpv2df3): Ditto.
6039 (sse_vmmaskcmpv4sf3): Ditto.
6040 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
6041 (sse5_vmfmadd<mode>4): Ditto.
6042 (sse5_fmsub<mode>4): Ditto.
6043 (sse5_vmfmsub<mode>4): Ditto.
6044 (sse5_fnmadd<mode>4): Ditto.
6045 (sse5_vmfnmadd<mode>4): Ditto.
6046 (sse5_fnmsub<mode>4): Ditto.
6047 (sse5_vmfnmsub<mode>4): Ditto.
6048 (sse5i_fmadd<mode>4): Ditto.
6049 (sse5i_fmsub<mode>4): Ditto.
6050 (sse5i_fnmadd<mode>4): Ditto.
6051 (sse5i_fnmsub<mode>4): Ditto.
6052 (sse5i_vmfmadd<mode>4): Ditto.
6053 (sse5i_vmfmsub<mode>4): Ditto.
6054 (sse5i_vmfnmadd<mode>4): Ditto.
6055 (sse5i_vmfnmsub<mode>4): Ditto.
6056 (mulv16qi3): Add SSE5 support.
6058 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
6059 (sse2_mulv4si3): Disable if SSE5.
6060 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
6061 (sse4_1_roundps): Ditto.
6062 (sse4_1_roundsd): Ditto.
6063 (sse4_1_roundss): Ditto.
6064 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
6066 (sse_maskcmpsf3): Ditto.
6067 (sse_vmmaskcmpv4sf3): Ditto.
6068 (sse2_maskcmpv2df3): Ditto.
6069 (sse2_maskcmpdf3): Ditto.
6070 (sse2_vmmaskcmpv2df3): Ditto.
6071 (sse2_eq<mode>3): Ditto.
6072 (sse2_gt<mode>3): Ditto.
6073 (sse5_pcmov_<mode>): Add SSE5 support.
6074 (vec_unpacku_hi_v16qi): Ditto.
6075 (vec_unpacks_hi_v16qi): Ditto.
6076 (vec_unpacku_lo_v16qi): Ditto.
6077 (vec_unpacks_lo_v16qi): Ditto.
6078 (vec_unpacku_hi_v8hi): Ditto.
6079 (vec_unpacks_hi_v8hi): Ditto.
6080 (vec_unpacku_lo_v8hi): Ditto.
6081 (vec_unpacks_lo_v8hi): Ditto.
6082 (vec_unpacku_hi_v4si): Ditto.
6083 (vec_unpacks_hi_v4si): Ditto.
6084 (vec_unpacku_lo_v4si): Ditto.
6085 (vec_unpacks_lo_v4si): Ditto.
6086 (sse5_pmacsww): New SSE5 intrinsic insn.
6087 (sse5_pmacssww): Ditto.
6088 (sse5_pmacsdd): Ditto.
6089 (sse5_pmacssdd): Ditto.
6090 (sse5_pmacssdql): Ditto.
6091 (sse5_pmacssdqh): Ditto.
6092 (sse5_pmacsdqh): Ditto.
6093 (sse5_pmacsswd): Ditto.
6094 (sse5_pmacswd): Ditto.
6095 (sse5_pmadcsswd): Ditto.
6096 (sse5_pmadcswd): Ditto.
6097 (sse5_pcmov_<move>): Conditional move support on SSE5.
6098 (sse5_phaddbw): New SSE5 intrinsic insn.
6099 (sse5_phaddbd): Ditto.
6100 (sse5_phaddbq): Ditto.
6101 (sse5_phaddwd): Ditto.
6102 (sse5_phaddwq): Ditto.
6103 (sse5_phadddq): Ditto.
6104 (sse5_phaddubw): Ditto.
6105 (sse5_phaddubd): Ditto.
6106 (sse5_phaddubq): Ditto.
6107 (sse5_phadduwd): Ditto.
6108 (sse5_phadduwq): Ditto.
6109 (sse5_phaddudq): Ditto.
6110 (sse5_phsubbw): Ditto.
6111 (sse5_phsubwd): Ditto.
6112 (sse5_phsubdq): Ditto.
6113 (sse5_pperm): Ditto.
6114 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
6115 (sse5_pperm_zero_v16qi_v8hi): Ditto.
6116 (sse5_pperm_sign_v8hi_v4si): Ditto.
6117 (sse5_pperm_zero_v8hi_v4si): Ditto.
6118 (sse5_pperm_sign_v4si_v2di): Ditto.
6119 (sse5_pperm_sign_v4si_v2di): Ditto.
6120 (sse5_pperm_pack_v2di_v4si): Ditto.
6121 (sse5_pperm_pack_v4si_v8hi): Ditto.
6122 (sse5_pperm_pack_v8hi_v16qi): Ditto.
6123 (sse5_perm<mode>): New SSE5 intrinsic insn.
6124 (rotl<mode>3): Ditto.
6125 (sse5_rotl<mode>3): Ditto.
6126 (sse5_ashl<mode>3): Ditto.
6127 (sse5_lshl<mode>3): Ditto.
6128 (sse5_frcz<mode>2): Ditto.
6129 (sse5s_frcz<mode>2): Ditto.
6130 (sse5_cvtph2ps): Ditto.
6131 (sse5_cvtps2ph): Ditto.
6132 (sse5_vmmaskcmp<mode>3): Ditto.
6133 (sse5_com_tf<mode>3): Ditto.
6134 (sse5_maskcmp<mode>3): Ditto.
6135 (sse5_maskcmp_uns<mode>3): Ditto.
6136 (sse5_maskcmp_uns2<mode>3): Ditto.
6137 (sse5_pcom_tf<mode>3): Ditto.
6139 * config/i386/predicates.md (sse5_comparison_float_operator):
6140 New predicate to match the comparison operators supported by
6141 the SSE5 com instruction.
6142 (ix86_comparison_int_operator): New predicate to match just the
6143 signed int comparisons.
6144 (ix86_comparison_uns_operator): New predicate to match just the
6145 unsigned int comparisons.
6147 * doc/invoke.texi (-msse5): Add documentation.
6148 (-mfused-madd): Ditto.
6150 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
6152 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
6154 (x86_64-*-*): Ditto.
6156 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
6158 * config/i386/bmmintrin.h: New file, provide common x86 compiler
6159 intrinisics for SSE5.
6161 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
6164 * config/i386/mmintrin-common.h: New file, to contain common
6165 instructions between SSE4.1 and SSE5.
6167 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
6168 FOREACH_FUNCTION_ARGS to iterate over the argument list.
6169 (gen_regparm_prefix): Ditto.
6171 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
6172 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
6173 prototype_p to determine if a function is prototyped.
6175 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
6177 * c-common.c (c_common_reswords) add the alignof keyword,
6178 with same RID as __alignof and __alignof__
6180 2009-08-25 Anatoly Sokolov <aesok@post.ru>
6182 * hooks.h (hook_bool_const_int_const_int_true): Declare.
6183 * hooks.c (hook_bool_const_int_const_int_true): New function.
6184 * target.h (struct gcc_target): Add can_eliminate field.
6185 * target-def.h (TARGET_CAN_ELIMINATE): Define.
6186 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
6187 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
6188 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
6189 (elim_table): Revise comment.
6190 * system.h (CAN_ELIMINATE): Poison.
6191 * defaults.h (CAN_ELIMINATE): Remove.
6192 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
6194 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
6195 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
6197 (alpha_vms_can_eliminate): Declare as static, change return type to
6199 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
6201 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
6202 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
6203 (arm_can_eliminate): New function.
6205 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
6206 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
6207 (avr_can_eliminate): Declare as static.
6208 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
6210 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
6211 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
6212 (bfin_can_eliminate): New function.
6214 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
6215 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
6216 (crx_can_eliminate): New function.
6218 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
6219 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
6220 (fr30_can_eliminate): New function.
6222 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
6223 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
6224 (frv_can_eliminate): New function.
6226 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
6227 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
6228 (h8300_can_eliminate): New function.
6230 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
6231 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
6232 (i386_can_eliminate): Declare as static, change return type to bool.
6233 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
6235 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
6236 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
6237 (ia64_can_eliminate): New function.
6239 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
6240 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
6241 (iq2000_can_eliminate): New function.
6243 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
6244 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
6245 (m32r_can_eliminate): New function.
6247 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
6248 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
6249 (m68hc11_can_eliminate): New function.
6251 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
6252 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
6253 (m68k_can_eliminate): New function.
6255 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
6256 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
6257 (mep_can_eliminate): New function.
6259 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
6260 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
6261 (mips_can_eliminate): New function.
6263 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
6264 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
6265 (rs6000_can_eliminate): New function.
6267 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
6268 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
6269 (s390_can_eliminate): Declare as static.
6270 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
6272 * config/score/score.h (CAN_ELIMINATE): Remove macro.
6273 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
6274 (score_can_eliminate): New function.
6276 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
6277 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
6278 (sparc_can_eliminate): Declare as static.
6279 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
6281 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
6282 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
6283 (xstormy16_can_eliminate): New function.
6285 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
6286 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
6287 (v850_can_eliminate): New function.
6289 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
6291 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
6292 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
6293 (*movdfcc_ext[1234]): Disable for IEEE mode.
6295 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
6297 * gimplify.c (prepare_gimple_addressable): New static function.
6298 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
6300 (gimplify_addr_expr): Invoke it similarly on the operand instead of
6301 manually fiddling with it.
6303 2009-08-25 Michael Matz <matz@suse.de>
6305 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
6306 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
6308 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
6309 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
6310 (do_jump): Split out code for simple binary comparisons into ...
6311 (do_jump_1): ... this, taking the individual operands and code.
6312 Change callers to helper function above accordingly.
6313 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
6316 2009-08-25 Michael Matz <matz@suse.de>
6318 * expr.h (struct separate_ops, sepops): New type for passing
6319 around an exploded simple expression.
6320 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
6321 Use this structure instead of expression tree.
6322 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
6323 expression, only its type.
6324 (expand_vec_cond_expr): Take type and individual operands instead
6326 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
6327 expand_vec_shift_expr): Change prototype accordingly.
6328 * tree-vect-stmts.c (vectorizable_condition): Change call of
6329 expand_vec_cond_expr_p to pass only type.
6330 * expr.c (do_store_flags): Change prototype and implementation
6331 to take an exploded expression.
6332 (expand_expr_real_1): New local ops initialized with details
6333 of the full expression. Use it instead of full
6334 expression in calls to do_store_flags, expand_vec_cond_expr,
6335 expand_widen_pattern_expr and expand_vec_shift_expr.
6337 2009-08-25 Michael Matz <matz@suse.de>
6339 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
6340 treeop2 initialized with first three operands of the full expression.
6341 Substitute all TREE_OPERAND (exp, [012]) calls with them.
6343 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
6345 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
6346 (__gthread_objc_condition_allocate): Mark arguments as unused.
6347 (__gthread_objc_condition_deallocate): Likewise.
6348 (__gthread_objc_condition_wait): Likewise.
6349 (__gthread_objc_condition_broadcast): Likewise.
6350 (__gthread_objc_condition_signal): Likewise.
6351 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
6352 (__gthread_objc_thread_id): Likewise.
6354 2009-08-25 Janus Weil <janus@gcc.gnu.org>
6357 * tree-pretty-print.c (print_call_name): Print the correct call name
6358 for procedure pointer components.
6360 2009-08-24 Steve Ellcey <sje@cup.hp.com>
6362 * config/ia64/ia64.c (ia64_promote_function_mode): Call
6363 default_promote_function_mode when not VMS.
6365 2009-08-24 Olivier Hainque <hainque@adacore.com>
6367 * convert.c (convert_to_integer): Don't assume an input pointer is
6368 POINTER_SIZE wide. Fetch from the type instead.
6370 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6372 * configure.ac (AC_PREREQ): Bump to 2.64.
6374 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
6376 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
6377 (process_command): Don't search standard_exec_prefix_1 and
6378 standard_exec_prefix_2.
6380 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6382 * config/arm/arm.c (output_return_instruction): Handle for
6385 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6387 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
6389 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6391 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
6392 (*arm_movdf_vfp): Likewise.
6394 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6396 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
6397 (vashr<mode>3): Rename from ashr<mode>3.
6398 (vlshr<mode>3): Rename from lshr<mode>3.
6400 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
6403 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
6404 (check_format_info_main): Use scalar_identify_flag.
6405 (check_format_types): Check for scalar size identity if
6406 scalar_identify_flag is set.
6407 (printf_length_specs): Extend by new field.
6408 (asm_fprintf_length_specs): Likewise.
6409 (gcc_diag_length_specs): Likewise.
6410 (scanf_length_specs): Likewise.
6411 (strfmon_length_specs): Likewise.
6412 (gcc_gfc_length_specs): Likewise.
6413 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
6414 (ms_printf_flag_specs): Likewise.
6415 * c-format.h (format_length_info): Add new member scalar_identity_flag.
6417 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
6420 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
6421 (*call_value_pop_1): Ditto.
6422 (*sibcall_pop_1): New insn pattern.
6423 (*sibcall_value_pop_1): Ditto.
6425 2009-08-23 Alan Modra <amodra@bigpond.net.au>
6428 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
6431 2009-08-23 Alan Modra <amodra@bigpond.net.au>
6434 * fwprop.c (try_fwprop_subst): Allow multiple sets.
6435 (get_reg_use_in): New function.
6436 (forward_propagate_subreg): Propagate through subreg of zero_extend
6439 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
6441 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
6442 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
6444 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6446 * configure.ac: Remove --with-datarootdir, --with-docdir,
6447 --with-htmldir switches. No need to call AC_SUBST for
6448 datarootdir, docdir, htmldir any more.
6449 * configure: Regenerate.
6450 * doc/install.texi (Configuration): Document --datarootdir,
6451 --docdir, --htmldir, --pdfdir; update documentation for
6452 --infodir, --mandir.
6453 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
6456 * aclocal.m4: Regenerate.
6457 * config.in: Regenerate.
6458 * configure: Regenerate.
6460 2009-08-21 Douglas B Rupp <rupp@gnat.com>
6461 Olivier Hainque <hainque@adacore.com>
6463 * config/ia64/ia64.c: Include libfuncs.h.
6464 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
6465 (ia64_expand_call): Use reg 25 on VMS.
6466 (ia64_initialize_trampoline): Fix for VMS ABI.
6467 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
6468 (ia64_function_arg): Initialize reg 25 on VMS.
6469 Fix OpenVMS ABI issues for varargs.
6470 For OpenVMS, emit the Argument Information register set in the
6471 incoming/sibcall case as well.
6472 (ia64_arg_type): New function.
6473 (ia64_function_arg_advance): Keep track of cum->words.
6474 Fix OpenVMS ABI issues for varargs.
6475 (ia64_function_value): On VMS, promote mode of non-aggregate types.
6476 (ia64_override_options): Set flag_no_common on VMS.
6477 (ia64_init_builtins): Disable FWRITE builtin.
6478 (ia64_asm_output_external): Call DO_CRTL_NAMES.
6479 (ia64_vms_init_libfuncs): Add decc$ routines.
6480 (ia64_vms_valid_pointer_mode): New function.
6481 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
6482 (ia64_promote_function_mode): New function
6483 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
6484 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
6485 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
6486 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
6487 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
6488 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
6489 Suppress trailing '#' if VALUE is numeric.
6490 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
6491 ia64_promote_function_mode.
6492 (TARGET_VALID_POINTER_MODE): Define.
6494 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
6497 * config/rs6000/rs6000.c (rs6000_override_options): Use
6498 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
6501 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
6502 reporting of vector + decimal/boolean/complex error.
6504 2009-08-21 Jakub Jelinek <jakub@redhat.com>
6506 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
6507 __vector double TYPE_DECL.
6509 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
6511 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
6512 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
6513 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
6514 to pointer to enum machine_mode. Update all callers as needed.
6516 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
6518 * config/alpha/alpha.md (exception_receiver): Emit alternative
6519 GP load sequence if flag_reorder_blocks_and_partition is set.
6520 (*exception_receiver_2): Also enable when
6521 flag_reorder_blocks_and_partition is set.
6523 2009-08-20 Matt Rice <ratmice@gmail.com>
6524 Diego Novillo <dnovillo@google.com>
6526 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
6529 2009-08-20 Richard Guenther <rguenther@suse.de>
6531 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
6532 * c-tree.h (c_dup_lang_specific_decl): Remove.
6533 (struct lang_decl, struct lang_type): Move definitions ...
6534 * c-lang.h: ... here. New file.
6535 * c-decl.c: Include c-lang.h.
6536 (c_dup_lang_specific_decl): Remove.
6537 * c-typeck.c: Include c-lang.h.
6538 * Makefile.in (c-decl.o): Add c-lang.h dependency.
6539 (c-typeck.o): Likewise.
6540 * c-config-lang.in (gtfiles): Add c-lang.h.
6541 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
6544 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
6546 * config/alpha/alpha.c (alpha_end_function): Do not clear
6547 crtl->emit structure and free insn locators if cfun->is_thunk is true,
6548 this is now handled in generic code.
6550 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
6552 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
6553 (s390_z10_fix_long_loop_prediction): New function.
6554 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
6555 (s390_reorg): Walk over the INSNs and invoke
6556 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
6558 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
6560 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
6561 "*brx_64bit", "*brx_31bit"): New patterns.
6562 * config/s390/s390.c ('E'): New output modifier.
6564 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6565 Richard Earnshaw <richard.earnshaw@arm.com>
6567 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
6568 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
6570 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6572 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
6574 * pa.c (emit_move_sequence): Check if address of operand1 is valid
6575 for mode mode of operand0 when doing secondary reload for SAR.
6577 2009-08-19 Jakub Jelinek <jakub@redhat.com>
6580 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
6581 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
6583 2009-08-19 Jason Merrill <jason@redhat.com>
6585 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
6586 supported template depth in C++0x.
6588 2009-08-19 Jakub Jelinek <jakub@redhat.com>
6590 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
6591 free_after_compilation.
6592 * config/score/score7.c (score7_output_mi_thunk): Likewise.
6593 * config/score/score3.c (score3_output_mi_thunk): Likewise.
6594 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
6595 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
6596 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
6597 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
6598 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
6600 2009-08-19 Ian Lance Taylor <iant@google.com>
6602 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
6603 of (plus (mult (neg B) C) A).
6605 2009-08-18 Michael Matz <matz@suse.de>
6607 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
6608 instead of comparing TYPE_MAIN_VARIANT for equality.
6609 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
6610 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
6611 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
6612 * gimplify.c (goa_lhs_expr_p): Ditto and use
6613 STRIP_USELESS_TYPE_CONVERSION.
6615 2009-08-18 Michael Matz <matz@suse.de>
6617 * tree-ssa-structalias.c (create_variable_info_for): Also mark
6618 first field in a struct.
6619 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
6621 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
6623 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
6624 locators before emit_insn is called. Remove assert that
6626 (alpha_end_function): Clear crtl->emit structure and free insn
6627 locators if cfun->is_thunk is true.
6629 2009-08-18 Jason Merrill <jason@redhat.com>
6631 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
6633 * configure.ac: Test for it.
6634 * configure, config.in: Regenerate.
6635 * doc/install.texi: Document --enable-gnu-unique-object.
6637 2009-08-18 Richard Guenther <rguenther@suse.de>
6640 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
6641 pow(x,y*z) only if x is nonnegative.
6643 2009-08-18 Jakub Jelinek <jakub@redhat.com>
6645 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
6649 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
6650 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
6652 2009-08-17 DJ Delorie <dj@redhat.com>
6654 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
6655 * config/m32c/prologue.md (epilogue_freit): New.
6657 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
6658 (bank_switch_p): Likewise.
6659 (fast_interrupt_p): Likewise.
6660 (interrupt_p): Likewise.
6661 (m32c_conditional_register_usage): Round memregs size up.
6662 (need_to_save): We only need to save $a0 when we use ENTER.
6663 (interrupt_p): Check for fast_interrupt too.
6664 (bank_switch_p): New.
6665 (fast_interrupt_p): New.
6666 (m32c_attribute_table): Add bank_switch and fast_interrupt.
6667 (m32c_emit_prolog): Support bank switching and fast interrupts.
6668 * doc/extend.texi (Function Attributes): Add bank_switch and
6671 2009-08-17 Douglas B Rupp <rupp@gnat.com>
6673 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
6674 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
6676 2009-08-16 Douglas B Rupp <rupp@gnat.com>
6678 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
6679 (menu): Add IA-64/VMS Options.
6680 (IA-64/VMS Options): Likewise.
6682 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
6685 * config/mips/mips.md (*lwxs): Use :P for pointer values.
6687 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
6689 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
6690 (mips_pop_asm_switch): Likewise.
6691 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
6693 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
6694 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
6695 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
6696 (mips_print_operand_punctuation): Use them. Check mips_noreorder
6697 instead of set_noreorder.
6698 (mips_output_function_prologue): Use the new functions.
6699 (mips_output_function_epilogue): Likewise.
6700 (mips_need_noat_wrapper_p): New function, split out from...
6701 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
6702 Use mips_push_asm_switch and mips_pop_asm_switch.
6703 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
6704 and mips_pop_asm_switch.
6705 (ASM_OUTPUT_REG_POP): Likewise.
6706 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
6707 Use mips_pop_asm_switch.
6708 (mips_asm_switch): New structure.
6709 (set_noreorder, set_nomacro): Replace with...
6710 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
6711 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
6712 instead of set_nomacro.
6713 (fix_truncsfsi2_macro): Likewise.
6714 (cprestore): Likewise.
6715 (hazard): Use mips_noreorder instead of set_noreorder.
6716 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
6718 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
6720 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
6721 from prev_active_insn.
6723 2009-08-16 Anatoly Sokolov <aesok@post.ru>
6725 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
6726 * config/avr/avr.c (avr_override_options): Initialize
6727 avr_current_arch variable.
6728 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
6729 __AVR_HAVE_16BIT_SP__ according to the device type.
6730 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
6732 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
6733 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
6735 2009-08-16 Dodji Seketeli <dodji@redhat.com>
6738 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
6739 generating inlined subroutine die only. We shouldn't be
6740 called for anything else.
6741 (gen_block_die): Don't generate inline subroutine debug info for
6744 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
6746 * graphite-poly.c (print_pbb): Print PBB index.
6748 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
6751 * graphite-interchange.c (ppl_max_for_le): Moved...
6752 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
6753 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
6754 ppl_Pointset_Powerset_C_Polyhedron_maximize.
6755 * graphite-ppl.h (ppl_max_for_le): Declared.
6757 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
6759 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
6760 supported on all platforms.
6761 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
6762 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
6763 * c-pragma.c: Likewise.
6764 * target-def.h (TARGET_INITIALIZER): Remove
6765 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
6766 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
6768 2009-08-14 Douglas B Rupp <rupp@gnat.com>
6770 * config/ia64/fde-vms.c: New file.
6771 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
6772 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
6773 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
6774 (uw_frame_state_for): Only register a personality routine if it is
6775 known to be compatible with our expectations.
6776 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
6777 Declare unw_table_entry stack variable and
6778 mod all calls to _Unwind_FindTableEntry to add arg.
6779 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
6780 (_Unwind_FindTableEntry): Add arg to prototype.
6782 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
6784 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
6785 field 'signal_pfs_loc'.
6786 (uw_frame_state_for): Remove duplicate code dealing with leaf
6787 procedures without unwind info.
6788 If in the frame after unwinding through a signal handler, restore
6789 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
6790 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
6791 'pfs_loc' to the AR.PFS location in the signal context; instead
6792 set 'signal_pfs_loc'.
6793 Manually generate the unwind info for the AR.PFS register.
6794 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
6795 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
6796 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
6797 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
6798 instead set 'signal_pfs_loc'.
6799 Remove code preventing the AR.PFS register from being restored
6800 from the signal context.
6802 2009-08-14 Douglas B Rupp <rupp@gnat.com>
6803 Tristan Gingold <gingold@adacore.com>
6805 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
6806 * config/ia64/t-vms: New file.
6807 * config/ia64/vms64.h: New file.
6808 * config/ia64/vms.h: New file.
6809 * config/ia64/vms-crtinit.asm: New file.
6810 * config/ia64/vms_symvec_libgcc_s.opt: New file.
6811 * config/ia64/vms-unwind.h: New file.
6813 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
6815 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
6818 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6821 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
6823 * real.h (do_mpc_arg2): ... here.
6824 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
6827 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
6829 * final.c (add_debug_prefix_map): Don't use GC memory for
6830 old_prefix and new_prefix.
6832 2009-08-14 Richard Guenther <rguenther@suse.de>
6834 * ipa-prop.c (compute_complex_pass_through): If we cannot
6835 compute a non-varying offset for IPA_JF_ANCESTOR punt.
6837 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6839 * c-lex.c (c_lex_with_flags): Increase size of local variable
6840 to avoid memory clobber.
6842 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
6845 * config/i386/i386.c (ix86_fp_comparison_strategy):
6846 Only enable/disable sahf at function granularity.
6848 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
6850 PR rtl-optimization/41064
6851 * reload1.c (reload_as_needed): Don't call extract_insn
6852 for known invalid replacements after calling
6853 validate_replace_rtx_group and verify_changes.
6855 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
6858 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
6859 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
6860 ix86_expand_fp_vcond.
6861 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
6862 Assert that operation is supported by ix86_expand_int_vcond.
6863 (vcondu<SSEMODE124C8:mode>): Ditto.
6865 2009-08-13 DJ Delorie <dj@redhat.com>
6867 * config/i386/djgpp-stdint.h: New.
6868 * config.gcc (djgpp): Use it.
6870 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
6872 * config/sh/sh.c (sh_override_options): When flag_exceptions or
6873 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
6875 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
6877 * tree-ssa-loop-prefetch.c
6878 (prune_ref_by_group_reuse): Enhance probabilistic analysis
6879 for long-stride pruning.
6880 (compute_miss_rate): New function to compute the probability
6881 that two memory references access different cache lines.
6883 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
6885 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
6887 2009-08-13 Richard Guenther <rguenther@suse.de>
6890 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
6891 use the constant pointer type.
6892 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
6893 of CV qualifiers on the target pointer type.
6894 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
6895 conversion check before restrict check.
6897 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
6900 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
6902 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
6904 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
6906 2009-08-12 Richard Guenther <rguenther@suse.de>
6908 PR tree-optimization/41011
6909 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
6910 and reference constructing.
6912 2009-08-12 Xinliang David Li <davidxl@google.com>
6914 PR tree-optimization/41012
6915 * tree-flow.h : New external interface.
6916 * gimple-low.c (check_call_arg): Change to public function.
6917 Remove argument mismatch check in lowering.
6918 * tree-inline.h (tree_can_inline_p): Interface change.
6919 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
6921 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
6922 Call change to tree_can_inline_p function.
6923 (cgraph_decide_inlining_incrementally): Ditto.
6925 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
6927 PR tree-optimization/41031
6928 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
6929 on the partition variable rather than promote_mode on the source
6930 type. Assert that the partition variable's type has the same
6931 mode as the source value's.
6933 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
6935 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
6936 for for_return == 2.
6937 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
6939 * calls.c (expand_call): Fix typo.
6940 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
6942 * stmt.c (expand_value_return): Use promote_function_mode to copy out
6944 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
6945 * config/cris/cris.c (cris_promote_function_mode): Likewise.
6946 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
6947 * config/pa/pa.c (pa_promote_function_mode): Likewise.
6949 2009-08-12 Andrew Haley <aph@redhat.com>
6951 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
6953 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
6956 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
6958 2009-08-12 Richard Guenther <rguenther@suse.de>
6960 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
6961 * gimplify.c (gimplify_modify_expr): Do not use
6962 lang_hooks.types_compatible_p.
6963 * tree-ssa.c (useless_type_conversion_p): For aggregates
6964 just return false if the canonical types differ.
6966 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
6969 * sese.c (convert_for_phi_arg): New.
6970 (add_guard_exit_phis): Use convert_for_phi_arg.
6972 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
6974 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
6975 unknown subscript upper bounds.
6977 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
6978 Pranav Garg <pranav.garg2107@gmail.com>
6980 * graphite-interchange.c (gather_access_strides): Removed.
6981 (ppl_max_for_le): New.
6982 (build_linearized_memory_access): New.
6983 (memory_stride_in_loop): New.
6984 (pbb_interchange_profitable_p): Reimplemented.
6985 * graphite-ppl.h (ppl_new_id_map): New.
6986 (ppl_interchange): New.
6988 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
6990 * graphite-interchange.c (compute_subscript): Removed.
6991 (compute_array_size_cstr): Removed.
6992 (compute_array_size_poly): Removed.
6993 (compute_array_size): Removed.
6994 (gather_access_strides_poly): Removed.
6995 (gather_access_strides): Empty.
6997 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
6999 * graphite-dependences.c (dependence_polyhedron_1): Replace
7000 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
7001 (graphite_legal_transform_dr): Same.
7002 (graphite_carried_dependence_level_k): Same.
7003 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
7004 Initialize PDR_NB_SUBSCRIPTS.
7005 (print_pdr_access_layout): Replace pdr_nb_subscripts with
7007 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
7008 (PDR_NB_SUBSCRIPTS): New.
7009 (pdr_nb_subscripts): Removed.
7010 (pdr_dim): Simplified.
7011 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
7012 with PDR_NB_SUBSCRIPTS.
7014 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7016 * graphite-interchange.c (compute_array_size): Remove use of
7018 * graphite-poly.c (new_poly_dr): Remove argument data_container.
7019 Do not initialize PDR_DATA_CONTAINER.
7020 (print_pdr): Do not print PDR_DATA_CONTAINER.
7021 * graphite-poly.h (struct poly_dr): Remove data_container field.
7022 (PDR_DATA_CONTAINER): Removed.
7023 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
7025 (build_poly_dr): Same.
7027 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
7028 Sebastian Pop <sebastian.pop@amd.com>
7030 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
7031 copy of the dependence polyhedron. Free the temporary objects.
7032 (graphite_carried_dependence_level_k): Free unused objects before
7035 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7037 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
7038 Early return without analyzing the data dependences if no
7039 transform has been done. Call restore_scattering if the transform
7041 (graphite-interchange.c): Same.
7042 * graphite-poly.c (print_scattering_function): Test for
7044 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
7045 (apply_poly_transforms): Do not gcc_assert that
7046 the transform is legal.
7047 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
7048 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
7049 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
7050 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
7051 * graphite-poly.h (struct poly_scattering): New.
7052 (struct poly_bb): Add original, transformed, and saved fields.
7053 Remove transformed_scattering, original_scattering,
7054 nb_local_variables and nb_scattering_transform fields.
7055 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
7056 (poly_scattering_new): New.
7057 (poly_scattering_free): New.
7058 (poly_scattering_copy): New.
7059 (store_scattering_pbb): New.
7060 (store_scattering): New.
7061 (restore_scattering_pbb): New.
7062 (restore_scattering): New.
7063 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
7064 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
7066 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7068 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
7071 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7073 * Makefile.in (graphite.o): Depends on PREDICT_H.
7074 * graphite.c: Include predict.h.
7075 (graphite_finalize): Call tree_estimate_probability.
7076 * predict.c (predict_loops): Do not call scev_initialize and
7078 (tree_estimate_probability_bb): New.
7079 (tree_estimate_probability): Do not initialize loops: move that
7080 code to the driver. Call tree_estimate_probability_bb.
7081 (tree_estimate_probability_driver): New.
7082 (pass_profile): Use tree_estimate_probability_driver.
7083 * predict.h (tree_estimate_probability): Declared.
7085 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7087 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
7088 * graphite-dependences.c (graphite_legal_transform): Add time to
7089 TV_GRAPHITE_DATA_DEPS.
7090 (dependency_between_pbbs_p): Same.
7091 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
7093 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
7095 PR rtl-optimization/41033
7096 * alias.c (nonoverlapping_component_refs_p): Punt when strict
7097 aliasing is disabled.
7099 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
7101 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
7102 si_mask_operand, and_load_operand, low_bitmask_operand,
7103 and_reg_operand, and_operand): New predicates.
7104 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
7105 * config/mips/mips.c (and_operands_ok): New function.
7106 * config/mips/mips-protos.h (and_operands_ok): Declare it.
7107 * config/mips/mips.md (move_type): Add ext_ins and logical.
7108 (type): Handle them.
7109 (and<mode>3): Use and_reg_operand as the second operand's predicate.
7110 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
7111 shift_shift. Remove commutative constraint modifier.
7112 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
7114 (*clear_upper32_dext): Remove define_insn_and_split.
7115 (*clear_upper32): Turn this define_insn_and_split ...
7116 (splitter for ANDing register with 0xffff_ffff): .. into this.
7118 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
7120 * combine.c (try_widen_shift_mode): Factor out code to check if an
7121 integer constant is a low-order bitmask from here ...
7122 * rtlanal.c (low_bitmask_len): ... to here.
7123 * rtl.h (low_bitmask_len): Declare.
7125 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
7128 * config/alpha/alpha.md (addsi3): Remove expander.
7129 (addsi3): Rename from *addsi3_internal insn pattern.
7130 (subsi3): Remove expander.
7131 (subsi3): Rename from *subsi3_internal insn pattern.
7133 2009-08-11 Douglas B Rupp <rupp@gnat.com>
7135 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
7138 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
7139 Eric Botcazou <botcazou@adacore.com>
7140 Douglas B Rupp <rupp@gnat.com>
7142 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
7143 that records that fit in 64 bits are returned by immediate value,
7144 as required by OpenVMS Calling Standard.
7145 (function_value): Adjust for above modification.
7146 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
7147 virtual_incoming_args_rtx as base object, not next_arg.
7148 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
7150 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7152 * reload.c (find_reloads_subreg_address): Check the original
7153 req_equiv_mem address to detect the case where an address is
7154 not valid in the outer mode.
7156 2009-08-11 Richard Guenther <rguenther@suse.de>
7159 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
7161 2009-08-10 Douglas B Rupp <rupp@gnat.com>
7163 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
7164 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
7166 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
7167 Douglas B Rupp <rupp@gnat.com>
7169 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
7170 PT_STACK when frame_pointer_needed on OpenVMS.
7171 (alpha_pv_save_size, alpha_using_fp): Remove.
7172 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
7173 with proper processing for PT_NULL.
7174 (alpha_vms_initial_elimination_offset): New function. Support for
7175 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
7176 (alpha_sa_size): Force procedure type to PT_STACK when
7177 frame_pointer_needed on OpenVMS.
7178 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
7179 (alpha_using_fp): Likewise.
7180 (alpha_vms_can_eliminate): Add prototype.
7181 (alpha_vms_initial_elimination_offset): Likewise.
7182 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
7183 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
7185 2009-08-10 Eric Botcazou <botcazou@adacore.com>
7186 Douglas B Rupp <rupp@gnat.com>
7188 * config/alpha/alpha.c (common_object_handler): New function.
7189 (vms_attribute_table): Declare a single attribute "common_object".
7190 (vms_output_aligned_decl_common): New global function.
7191 (SECTION_VMS_OVERLAY): Delete.
7192 (SECTION_VMS_GLOBAL): Likewise.
7193 (SECTION_VMS_INITIALIZE): Likewise.
7194 (vms_asm_named_section): Remove support for above flags.
7195 (vms_section_type_flags): Delete.
7196 (TARGET_SECTION_TYPE_FLAGS): Likewise.
7197 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
7198 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
7199 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
7201 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
7204 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
7205 (sub_ddmmss): Likewise.
7207 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
7210 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
7213 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7216 * reload1.c (reload_as_needed): Use cancel_changes to completely
7217 undo a failed replacement attempt.
7219 2009-08-10 Richard Guenther <rguenther@suse.de>
7222 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
7223 (useless_type_conversion_p): ... here. Require pointer targets
7226 2009-08-10 Dodji Seketeli <dodji@redhat.com>
7229 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
7230 loose the original type of the statement list.
7232 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7234 * config/alpha/alpha.c: Include libfuncs.h
7235 (avms_asm_output_extern): New function.
7236 (alpha_init_libfuncs): Init some decc libfuncs.
7237 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
7238 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
7239 (DO_CRTL_NAMES): Define.
7241 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
7242 (LONG_TYPE_SIZE): Define.
7243 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
7244 (SUBTARGET_SWITCHES): Define malloc64 switch.
7245 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
7246 (MASK_RETURN_ADDR): Define.
7247 doc/invoke.texi (mmalloc64): Document switch.
7249 2009-08-09 Olivier Hainque <hainque@adacore.com>
7250 Douglas B Rupp <rupp@gnat.com>
7252 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
7253 uses_condition_handler.
7254 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
7255 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
7256 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
7257 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
7258 (code_for_builtin): New insn codes for the new alpha_builtins.
7259 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
7260 (alpha_sa_size): Account for uses_condition_handler.
7261 (alpha_expand_prologue): Likewise.
7262 (alpha_start_function): Likewise.
7263 (alpha_expand_epilogue): Likewise.
7264 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
7265 establish/revert expanders.
7266 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
7267 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
7268 New expander, resorting to the alpha.c associated function.
7269 (builtin_revert_vms_condition_handler): Likewise.
7270 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
7271 __gcc_shell_handler, the static VMS condition handler used as
7272 an indirection wrapper to the current dynamically established
7274 * config/alpha/vms-unwind.h: Complete rewrite.
7275 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
7276 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
7278 2009-08-09 Eric Botcazou <botcazou@adacore.com>
7279 Douglas B Rupp <rupp@gnat.com>
7281 * config/alpha/alpha.c (alpha_links): Add 'target' field.
7282 (alpha_need_linkage): Handle aliases. Return function symbol.
7283 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
7284 Use ultimate alias target for the linkage name.
7285 * config/alpha/alpha.md (movmemdi): Use the symbol returned
7286 by alpha_need_linkage for the function symbol.
7287 (setmemdi): Likewise.
7289 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7291 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
7292 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
7293 (ASM_WEAKEN_LABEL): Define.
7294 (CRT_CALL_STATIC_FUNCTION): Define.
7295 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
7296 (ENDFILE_SPEC): Define.
7297 (INIT_SECTION_ASM_OP): Define.
7298 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
7299 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
7301 (MULTILIB_OSDIRNAMES): Define.
7302 (shlib_version): Define.
7303 (SHLIB_EXT): Define.
7304 (SHLIB_OBJS): Define.
7305 (SHLIB_NAME): Define.
7306 (SHLIB_MULTILIB): Define.
7307 (SHLIB_INSTALL): Define.
7308 (SHLIB_SYMVEC): Define.
7309 (SHLIB_SYMVECX2): Define.
7310 (SHLIB_LINK): Define.
7312 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7314 * config/alpha/alpha.c (alpha_initialize_trampoline):
7315 Initialize VMS trampoline IAW ABI for bounded procedure calls.
7316 (alpha_start_function): Emit transfer address on nested functions
7317 for VMS trampoline call.
7318 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
7319 since no longer used.
7320 * config/alpha/vms-tramp.asm: Remove.
7321 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
7322 since now only data initialized at runtime.
7324 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7326 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
7327 (LINK_GCC_C_SEQUENCE_SPEC): Define.
7328 (MD_EXEC_PREFIX): Remove, no longer used.
7329 (MD_STARTFILE_PREFIX): Likewise.
7330 (INCLUDE_DEFAULTS): Likewise.
7331 * config/alpha/t-vms:
7332 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
7334 2009-08-09 Richard Guenther <rguenther@suse.de>
7336 PR tree-optimization/41016
7337 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
7338 (operand_precision): Remove.
7339 (integral_operand_p): Likewise.
7340 (recognize_single_bit_test): Adjust.
7342 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7344 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
7345 operation overflows. Likewise non-cast unary arithmetic.
7346 If one arm of a conditional expression is always taken,
7347 inhibit evaluation warnings for the other arm. Likewise inhibit
7348 evaluation warnings for the second && or || operand if the first
7349 operand is enough to determine the result.
7350 * c-typeck.c (build_conditional_expr): Apply the same inhibition
7352 (build_binary_op): Prevent duplicate evaluation warnings.
7354 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7356 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
7357 and destination have different modes, Use promote_mode to
7358 determine the signedness of the conversion. Assert that the
7359 promoted source mode matches the destination mode. Don't pass
7360 the destination and destination mode to expand_expr if the source
7361 mode is different. Simplify conversion logic.
7363 2009-08-09 Ira Rosen <irar@il.ibm.com>
7365 PR tree-optimization/41008
7366 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
7367 from condition only in case it's a comparison. Adjust checks.
7369 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
7371 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
7372 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
7373 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
7374 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
7375 (dump_cand): Handle them.
7376 (struct iv_cand): New members COST_STEP and AINC_USE.
7377 (stmt_after_increment): Likewise.
7378 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
7379 callers changed. Use gimple_uid comparison instead of scanning.
7380 (add_candidate_1): When looking for identical candidates, take
7381 AINC_USE into account. Set it for new candidates.
7382 (force_expr_to_var_cost): Cast target_spill_cost to int.
7383 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
7384 All callers changed. Check for availability of autoinc addressing
7385 modes, both in general for a given mode, and in the specific use case.
7386 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
7388 (get_computation_cost): Likewise.
7389 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
7390 add_autoinc_candidates): New static functions.
7391 (add_candidate): Call add_autoinc_candidates for candidates based on
7393 (find_iv_candidates): Call set_autoinc_for_original_candidates.
7394 (determine_use_iv_cost_address): If we have an autoinc candidate at
7395 the matching use, verify autoinc is possible and subtract the cost
7396 of the candidate's step from the cost.
7397 (determine_iv_cost): Record the cost of the increment in the COST_STEP
7398 member of the candidate.
7399 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
7400 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
7402 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7404 * config.build (ia64-hp-*vms*): New target.
7405 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
7407 * config.gcc (ia64-hp-*vms*): New target.
7408 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
7410 * config.host (ia64-hp-*vms*): New target.
7411 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
7414 2009-08-08 Richard Guenther <rguenther@suse.de>
7416 PR tree-optimization/40991
7417 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
7419 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
7421 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
7422 mode check. Do truncations in an integer mode.
7423 (force_to_mode): Handle subregs for all mode types. Only do
7424 arithmetic simplifications on integer modes.
7426 2009-08-07 Richard Guenther <rguenther@suse.de>
7428 PR tree-optimization/40999
7429 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
7430 (maybe_fold_reference): Lookup constant initializers.
7431 (fold_gimple_assign): Likewise.
7433 2009-08-07 Richard Guenther <rguenther@suse.de>
7435 * tree-ssa.c (useless_type_conversion_p_1): Only for types
7436 that require structural equality defer to the langhook.
7438 2009-08-07 Martin Jambor <mjambor@suse.cz>
7440 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
7442 (struct ipa_pass_through_data): New type.
7443 (struct ipa_ancestor_jf_data): New type.
7444 (union jump_func_value): Removed field formal_id, added fields
7445 pass_through and ancestor.
7446 (struct ipa_param_call_note): Changed type of formal_id to int from
7448 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
7449 operations jump functions and ancestor jump functions.
7450 (compute_complex_pass_through): New function.
7451 (compute_scalar_jump_functions): Call compute_complex_pass_through,
7452 reflect changes in the jump function strucutre.
7453 (update_jump_functions_after_inlining): Ignore complex pass-through
7454 and ancestor jump functions.
7455 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
7456 polynomial pass-through with operation jump functions.
7458 2009-08-07 Jakub Jelinek <jakub@redhat.com>
7460 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
7461 fde->dw_fde_begin as begin label instead of hot/cold label.
7462 Use LLSDAC label instead of LLSDA for second section lsda.
7463 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
7464 label instead of LLSDA if it is true.
7465 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
7467 * except.c (add_call_site, dw2_size_of_call_site_table): Add
7468 SECTION argument. Use it as index into crtl->eh.call_site_record
7470 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
7471 use it to determine how to print table entries instead of using
7472 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
7473 label instead of normal begin label as base.
7474 (sjlj_assign_call_site_values): Adjust add_call_site caller.
7475 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
7476 ensure no EH range spans between sections and that landing pads
7477 are always in the corresponding section.
7478 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
7479 for crtl->eh.call_site_record being an array rather than scalar.
7480 (output_one_function_exception_table): New function, copied
7481 from output_function_exception_table. Adjust
7482 dw2_size_of_call_site_table, dw2_output_call_site_table
7483 callers. For SECOND section use *C suffixed labels.
7484 (output_function_exception_table): Call
7485 output_one_function_exception_table and, when doing hot/cold
7486 partitioning, also another time for the second section.
7487 * opts.c: Include except.h.
7488 (decode_options): Allow -freorder-blocks-and-partition with
7489 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
7490 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
7491 * function.h (struct rtl_eh): Change call_site_record from
7492 scalar into array of 2 elements.
7494 2009-08-07 Martin Jambor <mjambor@suse.cz>
7496 * ipa-prop.c (count_formal_params_1): New function.
7497 (ipa_get_vector_of_formal_parms): New function.
7498 (get_vector_of_formal_parm_types): New function.
7499 (ipa_modify_formal_parameters): New function.
7500 (ipa_modify_call_arguments): New function.
7501 (index_in_adjustments_multiple_times_p): New function.
7502 (ipa_combine_adjustments): New function.
7503 (ipa_dump_param_adjustments): New function.
7504 * ipa-prop.h (struct ipa_parm_adjustment): New type.
7505 (ipa_get_vector_of_formal_parms): Declare.
7506 (ipa_modify_formal_parameters): Declare.
7507 (ipa_modify_call_arguments): Declare.
7508 (ipa_combine_adjustments): Declare.
7509 (ipa_dump_param_adjustments): Declare.
7510 (build_ref_for_offset): Declare.
7511 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
7512 * tree-sra.c: Include ipa-prop.c.
7513 (build_ref_for_offset): Make public.
7515 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
7517 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
7519 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
7521 * gcc/doc/extend.texi (__builtin_extract_return_address)
7522 (__builtin_frob_return_address): Document.
7524 2009-08-06 Paul Brook <paul@codesourcery.com>
7526 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
7527 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
7528 implementation on ARMv6-M.
7530 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
7532 * doc/extend.texi (pcs): Document new attribute for ARM.
7534 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
7536 * arm.c (pcs_attribute_args): Comment out unsupported attribute
7539 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
7541 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
7544 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
7546 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
7548 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
7550 Merge ARM/hard_vfp_branch to trunk.
7552 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
7554 * arm.c (libcall_eq): New function.
7555 (libcall_hash): New function.
7556 (add_libcall): New function.
7557 (arm_libcall_uses_aapcs_base): New function.
7558 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
7559 libcalls using the base PCS.
7560 (arm_init_cumulative_args): Likewise.
7562 2009-07-20 Joseph Myers <joseph@codesourcery.com>
7564 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
7565 Use base ABI for conversion libfuncs between HFmode and SFmode.
7567 2009-05-12 Joseph Myers <joseph@codesourcery.com>
7569 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
7570 V4SImode as representatives of all 64-bit and 128-bit vector
7571 types. Allow vector types without vector modes.
7572 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
7573 without vector modes like BLKmode.
7574 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
7575 BLKmode. Avoid unsupported vector modes or TImode moves for
7577 (aapcs_vfp_allocate_return_reg): Likewise.
7578 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
7579 V8QImode if TARGET_NEON || TARGET_IWMMXT.
7581 2009-05-12 Joseph Myers <joseph@codesourcery.com>
7583 * config/arm/arm.c (arm_handle_pcs_attribute): New.
7584 (arm_get_pcs_model): Pass attribute arguments to
7585 arm_pcs_from_attribute.
7586 (arm_init_cumulative_args): Use base AAPCS for conversions from
7587 floating-point types to DImode.
7588 (arm_attribute_table): Add pcs attribute.
7589 (arm_handle_pcs_attribute): New.
7590 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
7591 conversions from floating-point types to DImode, also declare them
7592 to use base AAPCS and declare functions they call to use base
7593 AAPCS and their RTABI names.
7595 2009-05-12 Joseph Myers <joseph@codesourcery.com>
7597 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
7598 -mfloat-abi=hard not being supported for VFP.
7600 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
7602 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
7603 SYMBOL_REF to hard_libcall_value.
7605 2009-03-05 Joseph Myers <joseph@codesourcery.com>
7606 Richard Earnshaw <rearnsha@arm.com>
7608 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
7609 has been put on the stack, all remaining co-processory arguments for
7610 that co-processor also go on the stack.
7612 2009-03-05 Joseph Myers <joseph@codesourcery.com>
7614 * config/arm/arm.c (arm_return_in_memory): Handle returning
7615 vectors of suitable size in registers also for AAPCS case.
7617 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
7619 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
7621 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
7623 ARM Hard-VFP calling convention
7624 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
7625 * target.h (gcc_target): Add libcall_value to table of call hooks.
7626 * targhooks.h (default_libcall_value): Default implementation.
7627 * targhooks.c (default_libcall_value): Likewise.
7628 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
7629 * optabs.c (expand_unop): Use it.
7630 * expr.h (hard_libcall_value): Pass the function RTX through.
7631 * calls.c (emit_library_call_value_1): Update call to
7633 * explow.c (hard_libcall_value): Use new target hook.
7634 * testsuite/lib/target-supports.exp
7635 (check_effective_target_arm_hard_vfp_ok): New hook.
7636 (check_effective_target_arm_neon_ok): Improve test for neon
7638 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
7639 * config/arm/arm.c: Include cgraph.h
7640 (TARGET_FUNCTION_VALUE): Override default hook.
7641 (arm_pcs_default): New variable.
7642 (arm_override_options): Don't fault hard calling convention with VFP.
7643 Add support for AAPCS variants.
7644 (arm_function_value): Make static. Handle AAPCS variants.
7645 (arm_libcall_value): New function.
7646 (arm_apply_result_size): Handle VFP registers in results.
7647 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
7649 (pcs_attribute_args): New variable.
7650 (arm_pcs_from_attribute): New function.
7651 (arm_get_pcs_model): New function.
7652 (aapcs_vfp_cum_init): New function.
7653 (aapcs_vfp_sub_candidate): New function.
7654 (aapcs_vfp_is_return_candidate): New function.
7655 (aapcs_vfp_is_call_candidate): New function.
7656 (aapcs_vfp_allocate): New function.
7657 (aapcs_vfp_allocate_return_reg): New function.
7658 (aapcs_vfp_advance): New function.
7659 (aapcs_cp_arg_layout): New variable.
7660 (aapcs_select_call_coproc): New function.
7661 (aapcs_select_return_coproc): New function.
7662 (aapcs_allocate_return_reg): New function.
7663 (aapcs_libcall_value): New function.
7664 (aapcs_layout_arg): New function.
7665 (arm_init_cumulative_args): Initialize AAPCS args data.
7666 (arm_function_arg): Handle AAPCS variants using new interface.
7667 (arm_arg_parital_bytes): Likewise.
7668 (arm_function_arg_advance): New function.
7669 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
7670 calling conventions.
7671 (arm_setup_incoming_varargs): Handle new AAPCS args data.
7672 * arm.h (NUM_VFP_ARG_REGS): Define.
7673 (LIBCALL_VALUE): Update.
7674 (FUNCTION_VALUE): Delete.
7675 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
7676 (arm_pcs): New enum.
7677 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
7678 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
7679 (FUNCTION_ARG_REGNO_P): Add VFP regs.
7680 * arm-protos.h (arm_function_arg_advance): Add.
7681 (aapcs_libcall_value): Add.
7682 (arm_function_value): Delete.
7684 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
7685 H.J. Lu <hongjiu.lu@intel.com>
7688 * config/i386/i386.c (standard_sse_mode_p): Remove.
7689 (standard_sse_constant_p): Return 2 for integer mode
7690 vector_all_ones_operand when SSE2 is enabled.
7691 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
7692 (ix86_expand_vector_move): Do not check for negative values from
7693 standard_sse_constant_p.
7695 2009-08-06 Richard Guenther <rguenther@suse.de>
7697 * tree-ssa.c (useless_type_conversion_p_1): Make function and
7698 array type comparisons frontend independent.
7699 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
7700 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
7701 out array reference lower bound and element size operands.
7702 (ao_ref_init_from_vn_reference): Properly compute the offset
7703 for ARRAY_RANGE_REF.
7704 (vn_reference_fold_indirect): Fill out array reference lower
7705 bound and element size operands.
7706 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
7707 a non gimple valued reference operand which can happen for
7708 array reference lower bound or element size.
7709 (create_component_ref_by_pieces_1): Properly generate the
7710 element size operand for array references.
7712 2009-08-06 Richard Guenther <rguenther@suse.de>
7714 PR tree-optimization/40964
7715 * tree.c (iterative_hash_host_wide_int): Export.
7716 * tree.h (iterative_hash_host_wide_int): Declare.
7717 * tree-ssa-structalias.c (heapvar_map): New struct.
7718 (heapvar_map_eq): New function.
7719 (heapvar_map_hash): Likewise.
7720 (heapvar_lookup): Adjust.
7721 (heapvar_insert): Likewise.
7722 (make_constraint_from_heapvar): Allow multiple heap variables
7723 per decl at different offsets.
7724 (init_alias_heapvars): Adjust.
7726 2009-08-04 David Daney <ddaney@caviumnetworks.com>
7728 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
7729 * mips_output_sync_loop (mips_output_sync_loop): Only emit
7730 trailing sync if TARGET_SYNC_AFTER_SC.
7732 2009-08-05 David Daney <ddaney@caviumnetworks.com>
7734 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
7735 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
7736 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
7737 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
7738 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
7739 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
7740 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
7741 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
7742 test_and_set_12): Rewrite calls to mips_output_sync_loop.
7743 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
7744 the prototype declaration match the definition.
7745 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
7746 instructions explicitly. Add barrier_before and operands
7748 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
7749 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
7750 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
7751 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
7752 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
7753 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
7755 2009-08-05 Andrew Pinski <pinskia@gmail.com>
7757 * tree-ssa-alias.c: Fix intervals to use [) syntax.
7759 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
7760 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
7763 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
7766 2009-08-05 Jakub Jelinek <jakub@redhat.com>
7768 PR rtl-optimization/40924
7769 * dse.c (canon_address): Before calling cselib_expand_value_rtx
7770 make sure canon_rtx (mem_address) isn't simpler than
7771 canon_rtx (expanded_mem_address).
7773 2009-08-05 Li Feng <nemokingdom@gmail.com>
7775 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
7777 (build_scop_drs): Build alias set for each SCoP.
7779 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
7781 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
7782 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
7783 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
7784 (MIPS_ARCH_FLOAT_SPEC): Likewise.
7785 (BASE_DRIVER_SELF_SPECS): Likewise.
7787 2009-08-04 Andrew Pinski <pinskia@gmail.com>
7789 * tree-ssa-alias.c: Fix some comment typos.
7791 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
7793 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
7794 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
7796 2009-08-03 Janis Johnson <janis187@us.ibm.com>
7799 * simplify-rtx.c (simplify_binary_operation_1): Disable
7800 simplifications for decimal float operations.
7802 2009-08-03 Jakub Jelinek <jakub@redhat.com>
7805 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
7806 operand of INDIRECT_REF.
7808 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
7810 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
7811 constants referencing TLS symbols.
7813 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
7815 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
7816 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
7818 2009-08-03 Richard Guenther <rguenther@suse.de>
7820 * tree.c (make_vector_type): Build a main variant first,
7821 get the canonical one and then build the variant.
7822 * tree-ssa.c (useless_type_conversion_p_1): Handle
7824 (useless_type_conversion_p): Conversions to pointers to
7825 incomplete record types are useless.
7827 2009-08-03 Richard Guenther <rguenther@suse.de>
7829 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
7830 file will be created.
7831 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
7832 * toplev.c (compile_file): Adjust comment.
7834 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
7836 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
7837 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
7838 (TARGET_PROMOTE_FUNCTION_MODE): Define.
7839 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
7840 (sh_promote_function_mode): Fix typo.
7842 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
7844 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
7846 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7848 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
7849 declaration arguments.
7851 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
7853 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
7854 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
7855 (ix86_split_ashl): Ditto.
7856 (ix86_expand_vector_init_one_nonzero): Ditto.
7857 (ix86_expand_vector_set): Ditto.
7858 (ix86_expand_reduc_v4sf): Ditto.
7860 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
7862 * explow.c (promote_function_mode): Remove assert.
7863 * config/sh/sh.c (sh_promote_function_mode): Declare.
7865 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7867 * config/pa/pa.c (pa_promote_function_mode): Declare.
7868 Change to static. Fix promote_mode call.
7870 * gthr-dce.h (CONST_CAST2): Define if not defined.
7871 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
7873 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
7875 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
7877 * expr.c (store_constructor): Use promote_decl_mode. Remove
7878 now write-only variable unsignedp.
7879 (expand_expr_real_1): Use promote_decl_mode.
7880 * expr.h (promote_function_mode, promote_decl_mode): New.
7881 (promote_mode): Remove last argument.
7882 * function.c (assign_temp): Drop last argument of promote_mode.
7883 (assign_parm_find_data_types): Use promote_function_mode.
7884 (assign_parm_setup_reg): Likewise.
7885 (expand_function_end): Use promote_function_mode.
7886 * calls.c (initialize_argument_information): Use promote_function_mode.
7887 (precompute_arguments): Use promote_mode instead of checking if
7888 only PROMOTE_FUNCTION_MODE is defined.
7889 (expand_call): When making sibcall decisions, use promote_function_mode.
7890 Below, remove an if for targetm.calls.promote_function_return and
7891 and use promote_function_mode.
7892 (emit_library_call_value_1): Use promote_function_mode, fix bug
7893 where promote_mode was passed FOR_CALL == 0 for a return value in an
7895 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
7896 * explow.c (promote_function_mode, promote_decl_mode): New.
7897 (promote_mode): Keep only the FOR_CALL == 0 case.
7898 * combine.c (setup_incoming_promotion): Remove test of
7899 promote_function_args. Use promote_function_mode.
7900 * stmt.c (expand_value_return): Use promote_decl_mode.
7901 (expand_decl): Use promote_decl_mode.
7903 * expr.c (store_constructor): Use promote_decl_mode. Remove
7904 now write-only variable unsignedp.
7905 (expand_expr_real_1): Use promote_decl_mode.
7906 * expr.h (promote_function_mode, promote_decl_mode): New.
7907 (promote_mode): Remove last argument.
7908 * function.c (assign_temp): Drop last argument of promote_mode.
7909 (assign_parm_find_data_types): Use promote_function_mode.
7910 (assign_parm_setup_reg): Likewise.
7911 (expand_function_end): Use promote_function_mode.
7912 * calls.c (initialize_argument_information): Use promote_function_mode.
7913 (precompute_arguments): Use promote_mode instead of checking if
7914 only PROMOTE_FUNCTION_MODE is defined.
7915 (expand_call): When making sibcall decisions, use promote_function_mode.
7916 Below, remove an if for targetm.calls.promote_function_return and
7917 and use promote_function_mode.
7918 (emit_library_call_value_1): Use promote_function_mode, fix bug
7919 where promote_mode was passed FOR_CALL == 0 for a return value in an
7921 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
7922 * explow.c (promote_function_mode, promote_decl_mode): New.
7923 (promote_mode): Keep only the FOR_CALL == 0 case.
7924 * combine.c (setup_incoming_promotion): Remove test of
7925 promote_function_args. Use promote_function_mode.
7926 * stmt.c (expand_value_return): Use promote_decl_mode.
7927 (expand_decl): Use promote_decl_mode.
7929 * explow.c (promote_function_mode): Just call the target hook.
7930 * targhooks.c (default_promote_function_mode,
7931 default_promote_function_mode_always_promote): New.
7932 * targhooks.h (default_promote_function_mode,
7933 default_promote_function_mode_always_promote): Declare.
7934 * target.h (promote_function_args, promote_function_return): Remove.
7935 (promote_function_mode): New.
7936 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
7937 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
7938 (TARGET_PROMOTE_FUNCTION_MODE): New.
7939 (TARGET_CALLS): Adjust.
7940 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
7941 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
7943 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
7944 * config/s390/s390.c (s390_promote_function_mode): ... here,
7945 with pointer handling.
7946 (TARGET_PROMOTE_FUNCTION_MODE): Define.
7947 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
7949 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
7950 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
7951 with pointer handling.
7952 (TARGET_PROMOTE_FUNCTION_MODE): Define.
7953 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
7955 * config/sh/sh-protos.h (sh_promote_function_mode): New.
7956 * config/sh/sh.c (sh_promote_function_mode): New.
7957 (TARGET_PROMOTE_FUNCTION_MODE): Define.
7958 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
7960 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
7961 * config/cris/cris.c (cris_promote_function_mode): ... here.
7962 (TARGET_PROMOTE_FUNCTION_MODE): Define.
7963 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
7965 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
7966 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
7967 (TARGET_PROMOTE_FUNCTION_MODE): Define.
7968 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
7970 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
7971 * config/arm/arm.c (arm_promote_function_mode): ... here, without
7972 complex type handling.
7973 (TARGET_PROMOTE_FUNCTION_MODE): Define.
7974 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
7976 * config/pa/pa.c (pa_promote_function_mode): New.
7977 (TARGET_PROMOTE_FUNCTION_MODE): Define.
7978 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
7980 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
7981 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
7982 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
7983 * config/xtensa/xtensa.c: Likewise.
7984 * config/stormy16/stormy16.c: Likewise.
7985 * config/iq2000/iq2000.c: Likewise.
7986 * config/rs6000/rs6000.c: Likewise.
7987 * config/picochip/picochip.c: Likewise.
7988 * config/arc/arc.c: Likewise.
7989 * config/mcore/mcore.c: Likewise.
7990 * config/score/score.c: Likewise.
7991 * config/mips/mips.c: Likewise.
7992 * config/bfin/bfin.c: Likewise.
7993 * config/ia64/ia64.c: Likewise (disabled though).
7995 * config/frv/frv.h: Remove pointless remark.
7997 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
7998 TARGET_PROMOTE_FUNCTION_ARGS,
7999 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
8000 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
8002 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
8004 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
8005 -floop-parallelize-all.
8006 * toplev.c (process_options): Rename flag_graphite_force_parallel to
8007 flag_loop_parallelize_all.
8008 * tree-ssa-loop.c (gate_graphite_transforms): Same.
8009 * graphite.c (graphite_transform_loops): Same.
8011 * graphite-poly.c (apply_poly_transforms): Same.
8013 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
8015 PR tree-optimization/40914
8016 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
8017 if set, then check the delta field of the PMF record.
8018 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
8019 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
8020 call is stored in the delta.
8022 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
8024 * config/mips/mips.md (*clear_upper32_dext): New pattern.
8026 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
8028 * config/i386/bsd.h (ASM_BYTE): New define.
8029 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
8030 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
8031 .byte. Use fputs or putc instead of fprintf where appropriate.
8032 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
8033 fputs or putc instead of fprintf where appropriate.
8034 * config/i386/i386elf.h: Ditto.
8035 * config/i386/sysv4.h: Ditto.
8037 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
8038 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
8039 (*tls_global_dynamic_64): Ditto.
8041 2009-07-31 Christian Bruel <christian.bruel@st.com>
8043 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
8045 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8047 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
8048 Remove dead code for MINUS.
8050 2009-07-31 Anthony Green <green@moxielogic.com>
8052 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
8054 (moxie_expand_epilogue): Ditto for epilogue.
8055 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
8057 (moxie_function_arg): Ditto.
8058 (moxie_pass_by_reference): Ditto.
8059 (moxie_arg_partial_bytes): Ditto.
8060 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
8061 (FUNCTION_ARG_ADVANCE) Ditto.
8062 (REG_PARM_STACK_SPACE) Ditto.
8063 (FUNCTION_ARG_REGNO_P) Dito.
8065 * config.gcc: Add moxie linux config support.
8066 * gcc/config/moxie/uclinux.h: New file.
8068 2009-07-31 DJ Delorie <dj@redhat.com>
8070 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
8071 (UNSPECV_SP_SWITCH_E): New.
8072 (sp_switch_1): Change to an unspec.
8073 (sp_switch_2): Change to an unspec. Don't use post-inc when we
8075 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
8076 reference the new stack's address
8078 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8080 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
8081 graphite-clast-to-gimple.o, graphite-dependences.o,
8082 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
8083 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
8084 (graphite-blocking.o,
8085 graphite-clast-to-gimple.o, graphite-dependences.o,
8086 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
8087 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
8088 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
8089 * cfgloop.h (struct loop): Add can_be_parallel field.
8090 * common.opt (fgraphite-identity): Moved up.
8091 (fgraphite-force-parallel): New flag.
8092 * graphite.c: Rewrite.
8093 * graphite.h: Rewrite.
8094 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
8096 * toplev.c (graphite_out_file): New file descriptor.
8097 (graphite_in_file): New.
8098 (process_options): flag_graphite_force_parallel cannot be used without
8100 * tree-ssa-loop.c: Include toplev.h.
8101 (gate_graphite_transforms): Enable flag_graphite for
8102 flag_graphite_force_parallel.
8104 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8106 * ChangeLog.graphite: New.
8107 * graphite-blocking.c: New.
8108 * graphite-clast-to-gimple.c: New.
8109 * graphite-clast-to-gimple.h: New.
8110 * graphite-dependences.c: New.
8111 * graphite-dependences.h: New.
8112 * graphite-interchange.c: New.
8113 * graphite-poly.c: New.
8114 * graphite-poly.h: New.
8115 * graphite-ppl.c: New.
8116 * graphite-ppl.h: New.
8117 * graphite-scop-detection.c: New.
8118 * graphite-scop-detection.h: New.
8119 * graphite-sese-to-poly.c: New.
8120 * graphite-sese-to-poly.h: New.
8124 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8126 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
8127 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
8129 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8131 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
8132 (scev_is_linear_expression): Return false if the evolution is not
8133 affine multivariate.
8135 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8137 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
8138 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
8140 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8142 * tree-data-ref.c (debug_data_references): New.
8143 (debug_data_reference): New.
8144 * tree-data-ref.h (debug_data_references): Declared.
8145 (debug_data_reference): Declared.
8147 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8149 * tree-data-ref.c (stmt_simple_memref_p: Removed.
8150 * tree-data-ref.h (scop_p): Removed.
8151 (struct data_reference): Remove field scop.
8153 (stmt_simple_memref_p): Removed.
8155 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8157 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
8158 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
8161 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8163 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
8165 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8167 * doc/invoke.texi (-fgraphite-identity): Documented.
8169 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8171 * tree-scalar-evolution.c: Fix comment.
8172 (instantiate_scev_1): Return unknow from scev instantiation if the
8173 result is not above instantiate_below.
8175 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8177 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
8178 static anymore. Instantiate the symbols that may have been introduced
8180 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
8183 2009-07-30 DJ Delorie <dj@redhat.com>
8185 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
8186 .vliw directive to VLIW sections.
8188 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8190 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
8192 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
8193 (AUTOHEADER): New variable.
8194 ($(srcdir)/cstamp-h.in): Use it.
8196 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
8197 Pat Haugen <pthaugen@us.ibm.com>
8198 Revital Eres <ERES@il.ibm.com>
8200 * config/rs6000/vector.md (VEC_F): Add VSX support.
8204 (vector_load_<mode>): Ditto.
8205 (vector_store_<mode>): Ditto.
8206 (vector GPR move split): Ditto.
8207 (vec_reload_and_plus_<mptrsize>): Ditto.
8208 (vec_reload_and_reg_<mptrsize>): Ditto.
8209 (add<mode>3): Ditto.
8210 (sub<mode>3): Ditto.
8211 (mul<mode>3): Ditto.
8212 (neg<mode>2): Ditto.
8213 (abs<mode>2): Ditto.
8214 (smin<mode>3): Ditto.
8215 (smax<mode>3): Ditto.
8216 (vector_eq<mode>): Ditto.
8217 (vector_gt<mode>): Ditto.
8218 (vector_ge<mode>): Ditto.
8219 (vector_gtu<mode>): Ditto.
8220 (vector_select_<mode>_uns): Ditto.
8221 (vector_eq_<mode>_p): Ditto.
8222 (vector_gt_<mode>_p): Ditto.
8223 (vector_ge_<mode>_p): Ditto.
8224 (vector_gtu_<mode>_p): Ditto.
8225 (cr6_test_for_zero): Ditto.
8226 (cr6_test_for_zero_reverse): Ditto.
8227 (cr6_test_for_lt): Ditto.
8228 (cr6_test_for_lt_reverse): Ditto.
8229 (xor<mode>3): Ditto.
8230 (ior<mode>3): Ditto.
8231 (and<mode>3): Ditto.
8232 (one_cmpl<mode>2): Ditto.
8233 (nor<mode>2): Ditto.
8234 (andc<mode>2): Ditto.
8235 (float<VEC_int<mode>2): Ditto.
8236 (unsigned_float<VEC_int><mode>2): Ditto.
8237 (fix_trunc<mode><VEC_int>2): Ditto.
8238 (fixuns_trunc<mode><VEC_int>2): Ditto.
8240 (vec_set<mode>): Ditto.
8241 (vec_extract<mode>): Ditto.
8242 (vec_interleave_highv4sf): Ditto.
8243 (vec_interleave_lowv4sf): Ditto.
8244 (vec_realign_load_<mode>): Ditto.
8245 (vec_shl_<mode>): Ditto.
8246 (vec_shr_<mode>): Ditto.
8247 (div<mode>3): New patterns for VSX.
8248 (vec_interleave_highv2df): Ditto.
8249 (vec_interleave_lowv2df): Ditto.
8250 (vec_pack_trunc_v2df): Ditto.
8251 (vec_pack_sfix_trunc_v2df): Ditto.
8252 (vec_pack_ufix_trunc_v2df): Ditto.
8253 (vec_unpacks_hi_v4sf): Ditto.
8254 (vec_unpacks_lo_v4sf): Ditto.
8255 (vec_unpacks_float_hi_v4si): Ditto.
8256 (vec_unpacks_float_lo_v4si): Ditto.
8257 (vec_unpacku_float_hi_v4si): Ditto.
8258 (vec_unpacku_float_lo_v4si): Ditto.
8259 (movmisalign<mode>): Ditto.
8260 (vector_ceil<mode>2): New patterns for vectorizing math library.
8261 (vector_floor<mode>2): Ditto.
8262 (vector_btrunc<mode>2): Ditto.
8263 (vector_copysign<mode>3): Ditto.
8265 * config/rs6000/predicates.md (easy_vector_constant_msb): New
8266 predicate for setting the high bit in each word, used for copysign.
8268 * config/rs6000/ppc-asm.h (f19): Whitespace.
8269 (f32-f63): Define if VSX.
8270 (v0-v31): Define if Altivec.
8271 (vs0-vs63): Define if VSX.
8273 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
8275 * config/rs6000/power7.md: New file, provide tuning parameters for
8278 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
8279 (rs6000_cpu_cpp_builtins): Ditto.
8280 (altivec_overloaded_builtins): Ditto.
8281 (altivec_resolve_overloaded_builtin): Ditto.
8283 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
8284 debug switch to disable vectorizing simple math builtin
8287 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
8288 Vectorize simple math builtin functions.
8289 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
8290 hook to vectorize math builtins.
8291 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
8292 (rs6000_builtin_conversion): Add VSX/power7 support.
8293 (rs6000_builtin_vec_perm): Ditto.
8294 (vsplits_constant): Add support for loading up a vector constant
8295 with just the high bit set in each part.
8296 (rs6000_expand_vector_init): Add VSX/power7 support.
8297 (rs6000_expand_vector_set): Ditto.
8298 (rs6000_expand_vector_extract): Ditto.
8299 (rs6000_emit_move): Ditto.
8300 (bdesc_3arg): Ditto.
8301 (bdesc_2arg): Ditto.
8302 (bdesc_1arg): Ditto.
8303 (rs6000_expand_ternop_builtin): Ditto.
8304 (altivec_expand_builtin): Ditto.
8305 (rs6000_expand_unop_builtin): Ditto.
8306 (rs6000_init_builtins): Ditto.
8307 (altivec_init_builtins): Ditto.
8308 (builtin_function_type): Ditto.
8309 (rs6000_common_init_builtins): Ditto.
8310 (rs6000_handle_altivec_attribute); Ditto.
8311 (rs6000_mangle_type): Ditto.
8312 (rs6000_vector_mode_supported_p): Ditto.
8313 (rs6000_mode_dependent_address): Altivec addresses with AND -16
8316 * config/rs6000/vsx.md: New file for VSX support.
8318 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
8319 identifing values with just the most significant bit set.
8320 (enum rs6000_builtins): Add builtins for VSX. Add simple math
8321 vectorized builtins.
8323 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
8324 (UNSPEC_VRFIM): Delete.
8325 (splitter for loading up vector with most significant bit): New
8326 splitter for vectorizing copysign.
8327 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
8328 vectorizing simple math functions.
8329 (altivec_vrfip): Add support for vectorizing simple math functions.
8330 (altivec_vrfim): Ditto.
8331 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
8333 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
8334 (power7.md, vsx.md): Include for power7 support.
8335 (copysigndf3): Use VSX instructions if -mvsx.
8336 (negdf2_fpr): Ditto.
8337 (absdf2_fpr): Ditto.
8338 (nabsdf2_fpr): Ditto.
8339 (adddf3_fpr): Ditto.
8340 (subdf3_fpr): Ditto.
8341 (muldf3_fpr): Ditto.
8342 (divdf3_fpr): Ditto.
8343 (fix_truncdfdi2_fpr): Ditto.
8344 (cmpdf_internal1): Ditto.
8345 (fred, fred_fpr): Convert into expander/insn to add VSX support.
8346 (btruncdf2, btruncdf2_fpr): Ditto.
8347 (ceildf2, ceildf2_fpr): Ditto.
8348 (floordf2, floordf2_fpr): Ditto.
8349 (floatdidf2, floatdidf2_fpr): Ditto.
8350 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
8351 (fmsubdf4_fpr): Ditto.
8352 (fnmadddf4_fpr_1): Ditto.
8353 (fnmadddf4_fpr_2): Ditto.
8354 (fnmsubdf4_fpr_1): Ditto.
8355 (fnmsubdf4_fpr_2): Ditto.
8356 (fixuns_truncdfdi2): Add expander for VSX support.
8357 (fix_truncdfdi2): Ditto.
8358 (fix_truncdfsi2): Ditto.
8360 (btruncsf2): Whitespace.
8361 (movdf_hardfloat32): Add support for VSX registers.
8362 (movdf_softfloat32): Ditto.
8363 (movdf_hardfloat64): Ditto.
8364 (movdf_hardfloat64_mfpgpr): Ditto.
8365 (movdf_softfloat64): Ditto.
8366 (movti splitters): Add check for vector registers supporting
8367 TImode in the future.
8368 (bpermd): Add power7 bpermd instruction.
8370 * config/rs6000/altivec.h (vec_div): Define if VSX.
8374 (vec_nearbyint): Ditto.
8377 (all predicates): Use the generic builtin function, and not the V4SF
8378 specific function so that the predicates will work with VSX's V2DF.
8382 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
8383 Document new VSX functions and types.
8385 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
8388 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
8389 "wa", and "j" constraints. Modify "v" to talk about Altivec
8390 instead of just vector.
8392 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
8395 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
8396 location for phi arguments.
8397 (rewrite_update_phi_arguments): Find locations for reaching defs.
8398 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
8399 Add location to add_phi_arg calls.
8400 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
8401 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
8402 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
8403 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
8404 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
8405 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
8406 * tree-phinodes.c (make_phi_node): Initialize location.
8407 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
8408 (add_phi_arg): Add location parameter.
8409 (remove_phi_arg_num): Move location when moving phi argument.
8410 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
8412 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
8413 slpeel_update_phi_nodes_for_guard1,
8414 slpeel_update_phi_nodes_for_guard2,
8415 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
8416 vect_loop_versioning): Set locations.
8417 * tree-parloops.c (create_phi_for_local_result,
8418 transform_to_exit_first_loop, create_parallel_loop): Add locations.
8419 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
8420 * tree-vect-loop.c (get_initial_def_for_induction,
8421 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
8423 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
8424 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
8425 (gimple_phi_arg_set_location): New. Set locus.
8426 (gimple_phi_arg_has_location): New. Check for locus.
8427 (redirect_edge_var_map_location): New. Return locus from var_map.
8428 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
8429 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
8430 combining PHI arguments.
8431 (cond_store_replacement): Set location.
8432 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
8433 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
8434 scop_add_exit_phis_edge): Add locations.
8435 * tree-cfgcleanup.c (remove_forwarder_block,
8436 remove_forwarder_block_with_phi): Add locations.
8437 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
8438 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
8440 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
8441 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
8442 flush_pending_stmts): Add source location.
8443 * lambda-code.c (perfect_nestify): Maintain location stack with argument
8444 stack to preserve locations.
8445 * tree-vect-stmts.c (vectorizable_load): Add location.
8446 * tree-inline.c (copy_phis_for_bb): Copy locus.
8447 (setup_one_parameter): Add call locus to inlined parameter stmts.
8448 (initialize_inlined_parameters): Pass in call location as parameter
8450 (tree_function_versioning): Pass location to setup_one_parameter.
8451 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
8452 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
8453 copy and edge lists.
8454 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
8455 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
8456 locus parameter and override the stmt default if provided.
8457 (new_elim_graph, clear_elim_graph, delete_elim_graph,
8458 elim_graph_add_edge, elim_graph_remove_succ_edge,
8459 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
8460 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
8461 eliminate_phi): Add locus info in elimination graph for each edge and
8463 (insert_backedge_copies): Copy locus if present.
8464 * tree-flow.h (struct _edge_var_map): Add locus field.
8465 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
8466 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
8467 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
8469 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
8471 2009-07-30 Martin Jambor <mjambor@suse.cz>
8473 PR tree-optimization/40570
8474 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
8477 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
8479 * ssa-loop-manip.c: Include langhooks.h.
8480 (rewrite_phi_with_iv): New.
8481 (rewrite_all_phi_nodes_with_iv): New.
8482 (canonicalize_loop_ivs): Move here from tree-parloops.c.
8483 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
8484 * tree-parloops.c (loop_parallel_p): Move out all conditions
8485 except dependency check.
8486 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
8487 (gen_parallel_loop): Call canonicalize_loop_ivs without
8488 reduction_list argument.
8489 (build_new_reduction): New.
8490 (gather_scalar_reductions): New.
8491 (try_get_loop_niter): New.
8492 (try_create_reduction_list): New.
8493 (parallleize_loops): Change the parallel conditions check.
8494 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
8495 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
8497 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
8499 * opt-functions.awk (opt_args): Allow argument to be enclosed in
8501 * doc/options.texi (Option properties): Mention new quoting syntax.
8503 2009-07-29 Douglas B Rupp <rupp@gnat.com>
8505 * config/alpha/alpha.c (alpha_start_function):
8506 Handle VMS_DEBUG_MAIN_POINTER
8507 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
8508 * doc/invoke.texi: Document -mdebug-main switch.
8510 2009-07-29 Richard Henderson <rth@redhat.com>
8512 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
8513 (cgraph_create_edge_including_clones): Likewise.
8514 * tree-inline.c (copy_bb): Operate on the correct edges
8515 when updating the callgraph.
8517 2009-07-29 Douglas B Rupp <rupp@gnat.com>
8519 * config/alpha/vms-cc.c: Deleted.
8520 * config/alpha/vms-ld.c: Deleted.
8521 * config/alpha/t-vms64: Moved to config/vms
8522 * config/alpha/vms-crt0-64.c: Moved to config/vms
8523 * config/alpha/vms-crt0.c: Moved to config/vms
8524 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
8525 * config/alpha/vms-psxcrt0.c: Moved to config/vms
8526 * config/alpha/xm-vms.h: Moved to config/vms
8527 * config/alpha/x-vms: Moved to config/vms
8528 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
8530 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
8531 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
8533 * config/vms/t-vms64: Moved here from config/alpha
8534 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
8535 (argc,argv,envp): Enforce 32bit malloc'ing.
8536 * config/vms/vms-psxcrt0-64.c: Likewise.
8537 * config/vms/vms-crt0.c: Moved here from config/alpha.
8538 * config/vms/vms-psxcrt0.c: Likewise.
8539 * config/vms/vms-crtl-64.h: New file.
8540 * config/vms/vms-crtl.h: New file.
8541 * config/vms/vms.opt: New file.
8542 * config/vms/xm-vms64.h: New file.
8543 * config/vms/xm-vms.h: Moved here from config/alpha.
8544 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
8546 * config/vms/x-vms: Moved here from config/alpha.
8547 (version, VMS_EXTRA_PARTS): Moved to t-vms.
8548 (vms-ld.o, vms-cc.o): Removed.
8549 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
8551 2009-07-29 Douglas B Rupp <rupp@gnat.com>
8553 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
8554 correct stack (obvious VMS fix).
8556 2009-07-29 Douglas B Rupp <rupp@gnat.com>
8558 * dwarf2out.c (output_file_names): Output VMS style file name, size,
8559 date, version info if VMS_DEBUGGING_INFO defined.
8560 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
8561 size, date calculating code moved here.
8563 2009-07-29 Paul Brook <paul@codesourcery.com>
8565 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
8568 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
8571 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
8572 to DImode when generating insq_le insn.
8574 2009-07-28 Douglas B Rupp <rupp@gnat.com>
8576 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
8577 New macro set for VMS_DEBUGGGING_INFO.
8578 (AT_string_form): Use it.
8580 2009-07-28 DJ Delorie <dj@redhat.com>
8582 * config/mep/mep.c (vtext_section): New.
8583 (vftext_section): New.
8584 (ftext_section): New.
8585 (mep_select_section): Add support for functions.
8586 (mep_unique_section): Likewise.
8587 (mep_asm_init_sections): Likewise.
8588 (mep_encode_section_info): Remove it from here.
8590 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
8592 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
8594 * tree.h (TREE_DEPRECATED): Document it is used for types too.
8595 (TYPE_VECTOR_OPAQUE): Use default_def_flag
8597 2009-07-28 Douglas B Rupp <rupp@gnat.com>
8599 * dwarf2out.c (output_file_names): Test new macro
8600 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
8601 (add_comp_dir_attribute): Likewise.
8603 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
8605 * config/i386/mingw-w64.h (LINK_SPEC): Add
8606 separating space between commands.
8608 2009-07-28 Jan Hubicka <jh@suse.cz>
8610 PR tree-optimization/40759
8611 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
8614 2009-07-27 DJ Delorie <dj@redhat.com>
8616 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
8617 types are dword-aligned.
8618 (mep_expand_va_start): Likewise.
8620 2009-07-27 Olivier Hainque <hainque@adacore.com>
8621 Douglas B Rupp <rupp@gnat.com>
8623 * convert.c (convert_to_pointer): Don't assume the target
8624 pointer type is POINTER_SIZE long. Fetch its precision instead.
8626 2009-07-27 Douglas B Rupp <rupp@gnat.com>
8628 * system.h (fopen): Undefine if macro.
8630 2009-07-27 Jakub Jelinek <jakub@redhat.com>
8632 * dwarf2out.c (output_cfi_p): Removed.
8633 (output_cfis): New function.
8634 (output_fde): New function, split from output_call_frame_info.
8635 (output_call_frame_info): Use it.
8636 (dwarf2out_switch_text_section): Use output_cfis.
8638 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
8640 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
8641 TARGET_BI_ARCH is specified without enabling SJLJ.
8642 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
8643 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
8645 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
8647 * arm.md (negdi2): Use DImode if forcing a value into a register.
8649 2009-07-26 Ira Rosen <irar@il.ibm.com>
8651 PR tree-optimization/40801
8652 * tree-vect-stmts.c (vectorizable_call): Get previous copy
8653 of vector operand from the previous copy of vector statement.
8654 Pass the correct definition type value to
8655 vect_get_vec_def_for_stmt_copy().
8657 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8659 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
8660 const char ** conversion.
8662 2009-07-25 David Daney <ddaney@caviumnetworks.com>
8664 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
8665 fancy_abort() if !ENABLE_ASSERT_CHECKING.
8666 (gcc_unreachable): Invoke __builtin_unreachable() if
8667 !ENABLE_ASSERT_CHECKING.
8669 2009-07-25 David Daney <ddaney@caviumnetworks.com>
8671 PR rtl-optimization/40445
8672 * emit-rtl.c (next_nonnote_insn_bb): New function.
8673 * rtl.h (next_nonnote_insn_bb): Declare new function.
8674 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
8675 with no successors that is the successor of the ENTRY_BLOCK.
8676 Continue from the top after removing an empty fallthrough block.
8677 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
8678 of next_nonnote_insn.
8680 2009-07-25 David Daney <ddaney@caviumnetworks.com>
8682 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
8684 2009-07-25 Martin Jambor <mjambor@suse.cz>
8686 * c-common.c (c_common_attribute_table): New element for noclone.
8687 (handle_noclone_attribute): New function. Forward-declare.
8688 * tree-inline.c (tree_versionable_function_p): Check for noclone
8690 * doc/extend.texi (Labels as Values): Document need for noclone.
8691 (Function Attributes): Document noclone attribute.
8693 2009-07-25 Jakub Jelinek <jakub@redhat.com>
8695 PR rtl-optimization/34999
8696 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
8697 and dw_fde_switched_cold_to_hot fields.
8698 (output_cfi_p): New function.
8699 (output_call_frame_info): If fde->dw_fde_switched_sections,
8700 output 2 FDEs instead of one with corrupted header.
8701 (dwarf2out_do_cfi_startproc): New function.
8702 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
8703 and fde->dw_fde_switched_cold_to_hot.
8704 (dwarf2out_switch_text_section): Compute
8705 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
8706 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
8707 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
8708 Otherwise, compute fde->dw_fde_switch_cfi.
8710 2009-07-24 Cary Coutant <ccoutant@google.com>
8712 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
8714 2009-07-24 Cary Coutant <ccoutant@google.com>
8716 * cfghooks.c (split_block): Copy discriminator to new block.
8717 * tree-cfg.c (assign_discriminator): Check location of last
8718 instruction in block as well as first.
8720 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
8722 * config/i386/linux.c: Use fputs or putc instead of fprintf
8724 * config/i386/gas.h: Ditto.
8725 * config/i386/x86-64.h: Ditto.
8726 * config/i386/att.h: Ditto.
8728 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8730 * expmed.c (emit_store_flag): Use a recursive call to optimize the
8733 2009-07-24 Martin Jambor <mjambor@suse.cz>
8735 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
8736 (ipa_push_func_to_list_1): Declare.
8737 (ipa_push_func_to_list): New function.
8739 * ipa-prop.c (ipa_push_func_to_list_1): New function.
8740 (ipa_init_func_list): Call ipa_push_func_to_list_1.
8741 (ipa_push_func_to_list): Removed.
8742 (ipa_pop_func_from_list): Clear node_enqueued flag.
8744 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
8746 * config/s390/s390.c (override_options): Default
8747 max-unrolled-insns to 100 for z10 tuning.
8749 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
8751 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
8752 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
8753 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
8754 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
8755 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
8756 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
8757 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
8759 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
8761 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
8762 use default set in mingw32.h header.
8763 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
8764 64-bit /mingw/include path.
8765 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
8768 2009-07-23 Neil Vachharajani <nvachhar@google.com>
8770 PR rtl-optimization/40209
8771 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
8773 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
8775 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
8776 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
8777 with the rest of string where appropriate. Use fputs or putc
8778 instead of fprintf where appropriate.
8780 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
8781 Pat Haugen <pthaugen@us.ibm.com>
8782 Revital Eres <ERES@il.ibm.com>
8784 * config/rs6000/vector.md: New file. Move most of the vector
8785 expander support here from altivec.md to allow for the VSX vector
8786 unit in the future. Add support for secondary_reload patterns.
8787 Rewrite the patterns for vector comparison, and vector comparison
8788 predicate instructions so that the RTL expresses the desired
8789 behavior, instead of using unspec.
8791 * config/rs6000/constraints.md ("f" constraint): Use
8792 rs6000_constraints to hold the precalculated register class.
8793 ("d" constraint): Ditto.
8794 ("wd" constraint): New constraint for VSX.
8795 ("wf" constraint): Ditto.
8796 ("ws" constraint): Ditto.
8797 ("wa" constraint): Ditto.
8798 ("wZ" constraint): Ditto.
8799 ("j" constraint): Ditto.
8801 * config/rs6000/predicates.md (vsx_register_operand): New
8803 (vfloat_operand): New predicate for vector.md.
8804 (vint_operand): Ditto.
8805 (vlogical_operand): Ditto.
8806 (easy_fp_constant): If VSX, 0.0 is an easy constant.
8807 (easy_vector_constant): Add VSX support.
8808 (altivec_indexed_or_indirect_operand): New predicate for
8809 recognizing Altivec style memory references with AND -16.
8811 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
8812 for vector secondary reload support.
8813 (rs6000_vector_reg_class): Delete, replacing it with
8815 (rs6000_vsx_reg_class): Ditto.
8816 (rs6000_constraints): New array to hold the register classes of
8817 each of the register constraints that can vary at runtime.
8818 (builtin_mode_to_type): New static array for builtin function type
8820 (builtin_hash_table): New static hash table for builtin function
8822 (TARGET_SECONDARY_RELOAD): Define target hook.
8823 (TARGET_IRA_COVER_CLASSES): Ditto.
8824 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
8825 registers are 128 bits if VSX memory reference instructions are used.
8826 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
8828 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
8829 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
8830 Print several of the scheduling related parameters.
8831 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
8832 rs6000_constraints instead of rs6000_vector_reg_class. Move
8833 -mdebug=reg code to rs6000_debug_reg_global. Add support for
8834 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
8835 Altivec. Add VSX support. Setup for secondary reload support on
8836 Altivec/VSX registers.
8837 (rs6000_override_options): Make power7 set the scheduling groups
8838 like the power5. Add support for new debug switches to override
8839 the scheduling defaults. Temporarily disable -mcpu=power7 from
8840 setting -mvsx. Add support for debug switches -malways-hint,
8841 -msched-groups, and -malign-branch-targets.
8842 (rs6000_buitlin_conversion): Add support for returning unsigned
8843 vector conversion functions to fix regressions due to stricter
8845 (rs6000_builtin_mul_widen_even): Ditto.
8846 (rs6000_builtin_mul_widen_odd): Ditto.
8847 (rs6000_builtin_vec_perm): Ditto.
8848 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
8849 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
8851 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
8853 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
8854 VSX types for bit operations. Changes to accomidate vector.md.
8855 (bdesc_2arg): Ditto.
8856 (bdesc_1arg): Ditto.
8857 (struct builtin_description_predicates): Rewrite predicate
8858 handling so that RTL describes the operation, instead of passing
8859 the instruction to be used as a string argument.
8860 (bdesc_altivec_preds): Ditto.
8861 (altivec_expand_predicate_builtin): Ditto.
8862 (altivec_expand_builtin): Ditto.
8863 (rs6000_expand_ternop_builtin): Use a switch instead of an if
8864 statement for vsldoi support.
8865 (altivec_expand_ld_builtin): Change to use new names from vector.md.
8866 (altivec_expand_st_builtin): Ditto.
8867 (paired_expand_builtin): Whitespace changes.
8868 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
8869 builtin_mode_to_type table for secondary reload. Call
8870 builtin_function_type to build random builtin functions.
8871 (altivec_init_builtins): Change to use builtin_function_type to
8872 create builtin function types dynamically as we need them.
8873 (builtin_hash_function): New support for hashing the tree types
8874 for builtin function as we need it, rather than trying to build
8875 all of the trees that we need. Add initial preliminary VSX support.
8876 (builtin_function_type): Ditto.
8877 (builtin_function_eq): Ditto.
8878 (builtin_hash_struct): Ditto.
8879 (rs6000_init_builtins): Ditto.
8880 (rs6000_common_init_builtins): Ditto.
8881 (altivec_init_builtins): Ditto.
8882 (rs6000_common_init_builtins): Ditto.
8883 (enum reload_reg_type): New enum for simplifing reg classes.
8884 (rs6000_reload_register_type): Simplify register classes into GPR,
8885 Vector, and other registers. Altivec and VSX addresses in reload.
8886 (rs6000_secondary_reload_inner): Ditto.
8887 (rs6000_ira_cover_classes): New target hook, that returns the
8888 appropriate cover classes, based on -mvsx being used or not.
8889 (rs6000_secondary_reload_class): Add VSX support.
8890 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
8891 (get_vsel_insn): Ditto.
8892 (rs6000_emit_vector_compare): Rewrite vector conditional support
8893 so that where we can, we use RTL operators, instead of blindly use
8895 (rs6000_emit_vector_select): Ditto.
8896 (rs6000_emit_vector_cond_expr): Ditto.
8897 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
8898 (create_TOC_reference): Add -mdebug=addr support.
8899 (emit_frame_save): VSX loads/stores need register indexed addressing.
8901 * config/rs6000/rs6000.md: Include vector.md.
8903 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
8905 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
8906 support for V2DI, V2DF in logical, permute, select operations.
8908 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
8909 switch for vsx/power7.
8910 (-mvsx-scalar-memory): Ditto.
8911 (-mvsx-align-128): Ditto.
8912 (-mallow-movmisalign): Ditto.
8913 (-mallow-df-permute): Ditto.
8914 (-msched-groups): Ditto.
8915 (-malways-hint): Ditto.
8916 (-malign-branch-targets): Ditto.
8918 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
8920 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
8921 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
8922 (rs6000_vector_reg_class): Delete.
8923 (rs6000_vsx_reg_class): Ditto.
8924 (enum rs6000_reg_class_enum): New enum for the constraints that
8925 vary based on target switches.
8926 (rs6000_constraints): New array to hold the register class for all
8927 of the register constraints that vary based on the switches used.
8928 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
8929 (enum rs6000_builtins): Add unsigned varients for the builtin
8930 declarations returned by target hooks for expanding multiplies,
8931 select, and permute operations. Add VSX builtins.
8932 (enum rs6000_builtin_type_index): Add entries for VSX.
8933 (V2DI_type_node): Ditto.
8934 (V2DF_type_node): Ditto.
8935 (unsigned_V2DI_type_node): Ditto.
8936 (bool_long_type_node): Ditto.
8937 (intDI_type_internal_node): Ditto.
8938 (uintDI_type_internal_node): Ditto.
8939 (double_type_internal_node): Ditto.
8941 * config/rs6000/altivec.md (whole file): Move all expanders to
8942 vector.md from altivec.md. Rename insn matching functions to be
8944 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
8945 (altivec_vcmp*): Ditto.
8946 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
8947 (VM): New iterator for moves that includes the VSX types.
8948 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
8949 (altivec_vperm_<mode>_uns): New, for unsigned types.
8950 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
8951 (altivec_eq<mode>): Ditto.
8952 (altivec_gt<mode>): Ditto.
8953 (altivec_gtu<mode>): Ditto.
8954 (altivec_eqv4sf): Ditto.
8955 (altivec_gev4sf): Ditto.
8956 (altivec_gtv4sf): Ditto.
8957 (altivec_vcmpbfp_p): Ditto.
8959 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
8961 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
8964 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
8967 * config/i386/i386.c (output_387_ffreep): Rewrite to use
8968 ASM_SHORT instead of .word.
8969 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
8970 instead of .word in asm template.
8972 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
8975 * ira-lives.c (bb_has_abnormal_call_pred): New function.
8976 (process_bb_node_lives): Use it.
8978 * ira.c (setup_cover_and_important_classes): Don't setup
8979 ira_important_class_nums. Add cover classes to the end of
8981 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
8983 (find_reg_class_closure): Use reorder_important_classes.
8985 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
8987 * config/i386/i386.c (i386_ira_cover_classes): New function.
8988 (TARGET_IRA_COVER_CLASSES): Redefine.
8990 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
8991 importance of order of cover classes in the array.
8993 2009-07-22 Diego Novillo <dnovillo@google.com>
8995 * tree-pass.h (TDF_EH): Define.
8996 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
8997 contains TDF_EH, print the EH region number holding GS.
8998 * tree-dump.c (dump_options): Add "eh".
8999 * doc/invoke.texi: Document it.
9001 2009-07-22 Doug Kwan <dougkwan@google.com>
9003 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
9005 2009-07-22 Michael Matz <matz@suse.de>
9007 PR tree-optimization/35229
9008 PR tree-optimization/39300
9010 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
9011 (inhibit_phi_insertion): New function.
9012 (insert_into_preds_of_block): Call it for REFERENCEs.
9013 (init_pre): Initialize and finalize scalar evolutions.
9014 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
9016 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
9018 * config/i386/predicates.md (zero_extended_scalar_load_operand):
9019 Use CONST_VECTOR_NUNITS to determine number of elements.
9021 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
9023 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
9024 (U, W): Constraints are now deprecated and will be removed if we
9026 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
9028 ("prefetch"): Add the stcmh instruction for prefetching.
9029 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
9031 (s390_short_displacement): Return always true if compiling for
9032 machines not providing the long displacement facility.
9033 (s390_mem_constraint): Support the new constraint letter Z.
9034 (s390_check_qrst_address): New function.
9036 2009-07-21 DJ Delorie <dj@redhat.com>
9038 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
9041 2009-07-21 Jason Merrill <jason@redhat.com>
9043 * c-common.c (max_tinst_depth): Increase default to 1024.
9045 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
9047 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
9048 (vec_unpacku_float_lo_v4si): Ditto.
9050 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
9053 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
9054 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
9055 (builtin_description): Add __builtin_ia32_cvtudq2ps.
9056 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
9058 2009-07-21 Jakub Jelinek <jakub@redhat.com>
9060 PR tree-optimization/40813
9061 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
9064 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
9066 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
9067 with a NOP_EXPR if needed.
9069 2009-07-21 Paul Brook <paul@codesourcery.com>
9071 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
9072 Terminate debug dump with newline.
9074 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9076 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
9077 Cast "1" to unsigned HOST_WIDE_INT.
9078 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
9079 deposit length to the maximum length - lsb. Extend length if
9080 HOST_BITS_PER_WIDE_INT is 32.
9082 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
9084 * cgraph.h (constant_pool_htab): New function.
9085 (constant_descriptor_tree): Move from varasm.c.
9086 * varasm.c (constant_pool_htab): New function.
9087 (constant_descriptor_tree): Move to cgraph.h.
9089 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
9091 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
9093 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
9095 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
9098 2009-07-20 Xinliang David Li <davidxl@google.com>
9100 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
9102 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
9104 * config/mips/mips.md (move_type): Add arith.
9105 (type): Handle arith.
9106 (zero_extendsidi2): Rename this into ...
9107 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
9108 (zero_extendsidi2): New expander.
9109 (*zero_extendsidi2_dext): New pattern.
9111 2009-07-20 Nick Clifton <nickc@redhat.com>
9113 * config.gcc (mips64-*-*): Add definition of tm_defines in order
9114 to set MIPS_ABI_DEFAULT.
9115 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
9117 2009-07-20 Jakub Jelinek <jakub@redhat.com>
9119 * tree-object-size.c (addr_object_size): Handle unions with
9120 array in it as last field of structs in __bos (, 1) as __bos (, 0).
9122 PR tree-optimization/40792
9123 * tree.c (build_function_type_skip_args): Remove bogus assert.
9125 2009-07-20 Jan Hubicka <jh@suse.cz>
9126 Martin Jambor <mjambor@suse.cz>
9128 * cgraph.h (combined_args_to_skip): New field.
9129 * cgraph.c (cgraph_create_virtual_clone): Properly handle
9130 combined_args_to_skip and args_to_skip.
9131 * tree-inline.c (update_clone_info): New function.
9132 (tree_function_versioning): Call update_clone_info.
9133 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
9135 (cgraph_materialize_all_clones): More extensive dumping, working
9136 with combined_args_to_skip rather than args_to_skip.
9138 2009-07-20 Ira Rosen <irar@il.ibm.com>
9140 * tree-vectorizer.h (vectorizable_condition): Add parameters.
9141 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
9142 (get_initial_def_for_reduction): Likewise.
9143 (vectorizable_reduction): Skip the check of first operand in case
9144 of COND_EXPR. Add check that it is outer loop vectorization if
9145 nested cycle was detected. Call vectorizable_condition() for
9146 COND_EXPR. If reduction epilogue cannot be created do not fail for
9147 nested cycles (if it is not double reduction). Assert that there
9148 is only one type in the loop in case of COND_EXPR. Call
9149 vectorizable_condition() to vectorize COND_EXPR.
9150 * tree-vect-stmts.c (vectorizable_condition): Update comment.
9151 Add parameters. Allow nested cycles if called from
9152 vectorizable_reduction(). Use reduction vector variable if provided.
9153 (vect_analyze_stmt): Call vectorizable_reduction() before
9154 vectorizable_condition().
9155 (vect_transform_stmt): Update call to vectorizable_condition().
9157 2009-07-20 Christian Bruel <christian.bruel@st.com>
9159 * config/sh/sh.opt (-mfmovd): Resurrect and document.
9160 * doc/invoke.texi (-mfmovd): Likewise.
9161 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
9163 2009-07-20 Jan Hubicka <jh@suse.cz>
9165 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
9166 when handling SSA name.
9168 2009-07-19 Jan Hubicka <jh@suse.cz>
9170 PR tree-optimization/40676
9171 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
9172 virtual PHIs in empty BBs.
9174 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9176 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
9177 re-expanded the compound use gen_lowpart instead to convert to the
9180 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9182 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
9183 OUTER_CONST arguments.
9184 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
9185 the new wider mode will be masked off.
9186 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
9188 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9190 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
9191 high-order bits are zero.
9193 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9195 * combine.c (simplify_shift_const_1): Split code to determine
9197 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
9198 new bits shifted in are identical to the old sign bit.
9200 2009-07-18 Richard Guenther <rguenther@suse.de>
9203 * gimplify.c (gimplify_call_expr): Reject code using results from
9204 functions returning void.
9206 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
9208 * doc/md.texi: Document the new PowerPC "es" constraint.
9209 Document that "m" can include automodified addresses on this target,
9210 and explain how %U must be used. Extend the "Q" and "Z" documentation
9211 to suggest "es" as well as "m".
9212 * config/rs6000/constraints.md (es): New memory constraint.
9213 (Q, Z): Update strings to match new documentation.
9215 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
9217 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
9218 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
9219 * config/rs6000/predicates.md (volatile_mem_operand): Use
9220 offsettable_nonstrict_memref_p.
9221 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
9222 (*floatunssidf2_internal): Likewise.
9223 (*fix_truncdfsi2_internal): Likewise.
9224 (*fix_trunctfsi2_internal): Likewise.
9226 2009-07-17 Anatoly Sokolov <aesok@post.ru>
9228 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
9230 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9232 2009-07-17 Richard Guenther <rguenther@suse.de>
9235 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
9236 (pass_warn_unused_result): Likewise.
9237 (TODO_set_props): Remove.
9238 * omp-low.c (diagnose_omp_structured_block_errors): Change to
9240 (pass_diagnose_omp_blocks): Define.
9241 * c-decl.c (pop_file_scope): Do not finalize the CU here.
9242 (c_gimple_diagnostics_recursively): Remove.
9243 (finish_function): Do not call it.
9244 (c_write_global_declarations): Continue after errors.
9245 Finalize the CU here.
9246 * c-gimplify.c (c_genericize): Do not gimplify here.
9247 * c-common.c (c_warn_unused_result): Move ...
9248 * tree-cfg.c (do_warn_unused_result): ... here.
9249 (run_warn_unused_result): New function.
9250 (gate_warn_unused_result): New function.
9251 (pass_warn_unused_result): New pass.
9252 * c-common.h (c_warn_unused_result): Remove.
9253 * flags.h (flag_warn_unused_result): Declare.
9254 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
9255 * opts.c (flag_warn_unused_result): Initialize to false.
9256 * toplev.c (compile_file): Add comment.
9257 * omp-low.c (create_omp_child_function): Do not register
9258 the function with the frontend.
9259 (diagnose_omp_structured_block_errors): Prepare to be
9260 called as optimization pass.
9261 (gate_diagnose_omp_blocks): New function.
9262 (pass_diagnose_omp_blocks): New pass.
9263 * cgraph.h (cgraph_optimize): Remove.
9264 (cgraph_analyze_function): Likewise.
9265 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
9266 * cgraphunit.c (cgraph_lower_function): Lower nested functions
9267 before their parents here.
9268 (cgraph_finalize_function): Not here.
9269 (cgraph_analyze_function): Gimplify functions here.
9270 (cgraph_finalize_compilation_unit): Continue after errors.
9271 Optimize the callgraph from here.
9272 (cgraph_optimize): Make static.
9273 * langhooks.c (write_global_declarations): Finalize the CU.
9274 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
9275 (gimplify_function_tree): Assert we gimplify only once.
9276 Set PROP_gimple_any property.
9277 * tree-nested.c (gimplify_all_functions): New function.
9278 (lower_nested_functions): Gimplify all nested functions.
9279 * gimple.h (diagnose_omp_structured_block_errors): Remove.
9280 * passes.c (init_optimization_passes): Add pass_warn_unused_result
9281 and pass_diagnose_omp_blocks after gimplification. Do not
9282 set TODO_set_props on all_lowering_passes.
9283 (execute_one_pass): Do not handle TODO_set_props.
9284 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
9285 (gimplify.o): Add tree-pass.h dependency.
9286 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
9287 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
9288 (unsave_r): Likewise.
9289 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
9292 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
9294 * doc/service.texi (Service): Restore previously removed link,
9295 which isn't broken after all.
9297 2009-07-17 Richard Guenther <rguenther@suse.de>
9299 PR tree-optimization/40321
9300 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
9301 PHI nodes to the maximal set.
9302 (make_values_for_phi): Add PHI arguments to the maximal set.
9303 (execute_pre): Dump PHI_GEN and the maximal set.
9305 2009-07-17 Jakub Jelinek <jakub@redhat.com>
9308 * gimplify.c (gimplify_conversion): Don't change non-conversions into
9311 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
9313 * doc/extend.texi (Nested Functions): Replace broken link with
9315 * doc/service.texi (Service): Remove broken link.
9317 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
9320 * builtins.c (expand_builtin_memcmp): Use loc instead of
9321 EXPR_LOCATION (exp).
9322 (expand_builtin_strncmp): Likewise.
9324 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
9325 Manuel López-Ibáñez <manu@gcc.gnu.org>
9328 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
9329 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
9330 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
9331 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
9332 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
9333 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
9334 tree-inline.c, c-common.c, c-common.h, gimple.c,
9335 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
9336 convert.c: Add location argument to fold_{unary,binary,ternary},
9337 fold_build[123], build_call_expr, build_size_arg,
9338 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
9339 fold_build1_initializer, fold_build2_initializer,
9340 fold_build3_initializer, fold_build_call_array,
9341 fold_build_call_array_initializer, fold_single_bit_test,
9342 omit_one_operand, omit_two_operands, invert_truthvalue,
9343 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
9344 combine_comparisons, fold_builtin_*, fold_call_expr,
9345 build_range_check, maybe_fold_offset_to_address, round_up,
9348 2009-07-16 Jason Merrill <jason@redhat.com>
9351 * c-common.c (c_common_reswords): Add __is_standard_layout
9353 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
9354 * doc/implement-cxx.texi: New.
9355 * doc/gcc.texi: Include it.
9357 2009-07-16 DJ Delorie <dj@redhat.com>
9359 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
9360 compares that may be indirectly affected by previous instructions.
9362 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9364 * builtins.c (do_mpc_arg2): New.
9365 (fold_builtin_2): Fold builtin cpow.
9366 * real.h (HAVE_mpc_pow): New.
9368 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
9370 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
9371 comparison to skip unprofitable schedule
9373 2009-07-16 Simon Baldwin <simonb@google.com>
9375 * gcc.c (option_map): New flag -no-canonical-prefixes.
9376 * (display_help): Print help text for new flag.
9377 * (process_command): Move options translation and language specifics
9378 and handle new flag early. Use it to set a function pointer to a
9379 prefix builder. Replace make_relative_prefix calls with calls to
9380 the function pointed to. Ignore new flag in regular options handling.
9381 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
9383 2009-07-15 DJ Delorie <dj@redhat.com>
9385 * config/mep/mep.md (sibcall_internal): Change register to avoid
9387 (sibcall_value_internal): Likewise.
9389 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
9391 PR rtl-optimization/40710
9392 * resource.c (mark_target_live_regs): Reset DF problem to LR.
9394 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
9396 * config/mips/mips.md (*extenddi_truncate<mode>,
9397 *extendsi_truncate<mode>): Change type attribute to move_type
9398 with shift_shift. Split out code handling exts from here ...
9399 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
9401 (*extendhi_truncateqi): Change type attribute to move_type with
9402 shift_shift. Split out code handling exts from here ...
9403 (*extendhi_truncateqi_exts): ... to this new pattern.
9405 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
9407 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
9408 instead of "and" with inverted sign bit mask value. Use
9409 "nonimmediate_operand" for operand 1 and operand 2 predicate.
9410 Allocate registers only for operand 4 and operand 5.
9412 2009-07-15 Jakub Jelinek <jakub@redhat.com>
9415 * fold-const.c (fold_cond_expr_with_comparison): When folding
9416 < and <= to MIN, make sure the MIN uses the same type as the
9417 comparison's operands.
9419 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
9421 * arm.md (ior_xor): New code iterator.
9422 (split for ior/xor with shift and zero-extend): New split pattern.
9423 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
9425 2009-07-15 Richard Guenther <rguenther@suse.de>
9427 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
9430 2009-07-15 Richard Guenther <rguenther@suse.de>
9433 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
9435 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
9437 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
9438 handle 2.6.30 kernel.
9440 2009-07-15 DJ Delorie <dj@redhat.com>
9442 * config/mep/mep.md (sibcall_internal): Change register to allow
9443 for 24-bit addresses.
9444 (sibcall_value_internal): Likewise.
9446 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
9448 * doc/invoke.texi: Added descriptions of the scheduling heuristics
9449 that are enabled/disabled by the flags introduced by a previous patch.
9451 2009-07-14 DJ Delorie <dj@redhat.com>
9453 * config/mep/mep.md (sibcall_internal): Include non-toggling
9455 (sibcall_value_internal): Likewise.
9457 2009-07-14 Taras Glek <tglek@mozilla.com>
9458 Rafael Espindola <espindola@google.com>
9460 * doc/sourcebuild.texi: Document install-plugin target.
9461 * configure.ac: Added install-plugin target to language makefiles.
9462 * configure: Regenerate.
9463 * Makefile.in: (install-plugin): Install more headers,
9464 depend on lang.install-plugin.
9466 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
9468 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
9471 2009-07-14 DJ Delorie <dj@redhat.com>
9473 * config/mep/mep.c (mep_vliw_jmp_match): New function.
9474 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
9475 * config/mep/mep.md (sibcall_internal): Change test from
9476 mep_vliw_mode_match to mep_vliw_jmp_match.
9477 (sibcall_value_internal): Likewise.
9479 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
9481 * config/i386/sse.md (copysign<mode>3): New expander.
9482 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
9483 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
9484 Use ix86_build_const_vector.
9485 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
9486 IX86_BUILTIN_CPYSGNPD.
9487 (builtin_description): Add __builtin_ia32_copysignps and
9488 __builtin_ia32_copysignpd.
9489 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
9490 and BUILT_IN_COPYSIGNF.
9492 2009-07-13 Jason Merrill <jason@redhat.com>
9494 * builtins.c (can_trust_pointer_alignment): New fn.
9495 (get_pointer_alignment): Factor it out from here.
9496 * tree.h: Declare it.
9498 2009-07-14 David Edelsohn <edelsohn@gnu.org>
9500 * config/rs6000/predicates.md (offsettable_mem_operand): Test
9503 2009-07-14 Dodji Seketeli <dodji@redhat.com>
9507 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
9509 2009-07-14 Richard Guenther <rguenther@suse.de>
9510 Andrey Belevantsev <abel@ispras.ru>
9513 * cfgexpand.c (partition_stack_vars): Do not bother to update
9514 alias information when not optimizing.
9516 2009-07-14 Richard Guenther <rguenther@suse.de>
9517 Andrey Belevantsev <abel@ispras.ru>
9519 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
9520 (pt_solution_set): Likewise.
9521 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
9522 * tree-ssa-structalias.c (pt_solution_set): New function.
9523 * final.c (rest_of_clean_state): Free SSA data structures.
9524 * print-rtl.c (print_decl_name): Remove.
9525 (print_mem_expr): Implement in terms of print_generic_expr.
9526 * alias.c (ao_ref_from_mem): New function.
9527 (rtx_refs_may_alias_p): Likewise.
9528 (true_dependence): Query alias-export info.
9529 (canon_true_dependence): Likewise.
9530 (write_dependence_p): Likewise.
9531 * tree-dfa.c (get_ref_base_and_extent): For void types leave
9533 * emit-rtl.c (component_ref_for_mem_expr): Remove.
9534 (mem_expr_equal_p): Use operand_equal_p.
9535 (set_mem_attributes_minus_bitpos): Do not use
9536 component_ref_for_mem_expr.
9537 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
9538 (update_alias_info_with_stack_vars): Likewise.
9539 (partition_stack_vars): Call update_alias_info_with_stack_vars.
9540 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
9541 explicitly nor clear stmt operands.
9542 Free the decl-to-pointer map.
9543 * tree-optimize.c (execute_free_datastructures): Do not free
9544 SSA data structures here.
9545 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
9546 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
9547 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
9549 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
9551 2009-07-13 DJ Delorie <dj@redhat.com>
9553 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
9554 unrolling at the right iteration count.
9556 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
9559 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
9561 * haifa-sched.c (rank_for_schedule): Introduced flags to
9562 enable/disable individual scheduling heuristics.
9563 * common.opt: Introduced flags to enable/disable individual
9564 heuristics in the scheduler.
9565 * doc/invoke.texi: Introduced flags to enable/disable individual
9566 heuristics in the scheduler.
9568 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
9570 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
9571 config/i386/mingw-tls.c.
9572 * config/i386/mingw-tls.c: Removed.
9574 2009-07-13 Ira Rosen <irar@il.ibm.com>
9576 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
9577 checks access only relevant statements.
9578 (vectorizable_reduction): Likewise.
9580 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
9582 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
9583 just for 32-bit case.
9585 2009-07-12 Jan Hubicka <jh@suse.cz>
9587 PR tree-optimization/40585
9588 * except.c (expand_resx_expr): When there already is resume
9589 instruction, produce linked list.
9590 (build_post_landing_pads): Assert that resume is empty.
9591 (connect_post_landing_pads): Handle resume lists.
9592 (dump_eh_tree): Dump resume list.
9594 2009-07-12 Ira Rosen <irar@il.ibm.com>
9596 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
9597 with additional argument.
9598 * tree-vectorizer.h (enum vect_def_type): Add
9599 vect_double_reduction_def.
9600 (vect_is_simple_reduction): Add argument.
9601 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
9603 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
9604 vect_is_simple_reduction with additional argument.
9605 (vect_analyze_loop_operations): Handle exit phi nodes in case of
9607 (reduction_code_for_scalar_code): Handle additional codes by
9608 returning ERROR_MARK for them. Fix comment and indentation.
9609 (vect_is_simple_reduction): Fix comment, add argument to specify
9610 double reduction. Detect double reduction.
9611 (get_initial_def_for_induction): Fix indentation.
9612 (get_initial_def_for_reduction): Fix comment and indentation.
9613 Handle double reduction. Create initial definitions that do not
9614 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
9615 (vect_create_epilog_for_reduction): Fix comment, add argument to
9616 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
9617 epilogue result extraction. Create double reduction phi node and
9618 replace relevant uses.
9619 (vectorizable_reduction): Call vect_is_simple_reduction with
9620 additional argument. Fix indentation. Update epilogue code treatment
9621 according to the changes in reduction_code_for_scalar_code. Check
9622 for double reduction. Call vect_create_epilog_for_reduction with
9623 additional argument.
9624 * tree-vect-stmts.c (process_use): Handle double reduction, update
9626 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
9627 (vect_get_vec_def_for_operand): Likewise.
9629 2009-07-12 Danny Smith <dansmister@gmail.com>
9631 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
9632 dllexport if !TREE_PUBLIC.
9633 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
9635 2009-07-11 Anatoly Sokolov <aesok@post.ru>
9637 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
9638 (avr_extra_arch_macro) Remove declatation.
9639 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
9640 (avr_extra_arch_macro) Declare as static.
9641 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
9643 2009-07-11 Jan Hubicka <jh@suse.cz>
9646 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
9648 2009-07-11 Jakub Jelinek <jakub@redhat.com>
9651 * dwarf2out.c (dw_fde_struct): Add in_std_section and
9652 cold_in_std_section bits.
9653 (dwarf2out_begin_prologue): Initialize them.
9654 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
9655 if already covered by text_section or cold_text_section range.
9657 PR rtl-optimization/40667
9658 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
9659 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
9660 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
9661 * config/i386/i386.c (ix86_minimum_alignment): New function.
9662 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
9663 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
9664 * emit-rtl.c (gen_reg_rtx): Likewise.
9665 * function.c (assign_parms): Likewise. If nominal_type needs
9666 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
9667 rather than passed_type's alignment.
9670 * function.c (assign_parm_setup_stack): Adjust
9671 MEM_OFFSET (data->stack_parm) if promoted_mode is different
9672 from nominal_mode on big endian.
9674 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
9676 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
9678 2009-07-10 DJ Delorie <dj@redhat.com>
9680 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
9682 2009-07-10 Mark Mitchell <mark@codesourcery.com>
9684 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
9686 (thumb2_cbnz): Likewise.
9688 2009-07-10 David Daney <ddaney@caviumnetworks.com>
9691 * config.gcc (supported_defaults): Add synci.
9692 (with_synci): Add validation.
9693 (all_defaults): Add synci.
9694 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
9697 * config/mips/mips.opt (msynci): New option.
9698 * config/mips/mips.c (mips_override_options): Warn on use of
9699 -msynci for targets that do now support it.
9700 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
9702 * gcc/doc/invoke.texi (-msynci): Document the new option.
9703 * doc/install.texi (--with-synci): Document the new option.
9705 2009-07-10 Richard Guenther <rguenther@suse.de>
9707 PR tree-optimization/40496
9708 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
9709 the PHI result with a compatible type.
9711 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
9715 * c.opt (Wunused-result): New.
9716 * doc/invoke.texi: Document it.
9717 * c-common.c (c_warn_unused_result): Use it.
9719 2009-07-09 DJ Delorie <dj@redhat.com>
9721 * targhooks.c (default_target_can_inline_p): Rename from
9722 default_target_option_can_inline_p.
9723 * targhooks.h (default_target_can_inline_p): Likewise.
9724 * target-def.h (TARGET_CAN_INLINE_P): Rename from
9725 TARGET_OPTION_CAN_INLINE_P.
9726 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
9727 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
9728 (mep_target_can_inline_p): Rename from
9729 mep_target_option_can_inline_p.
9732 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
9733 registers used to pass vectors.
9735 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
9737 2009-07-09 Tom Tromey <tromey@redhat.com>
9739 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
9740 * config/mmix/mmix.c: Include dwarf2.h.
9741 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
9742 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
9743 * config/sh/sh.c: Include dwarf2.h.
9744 * config/i386/i386.c: Include dwarf2.h.
9745 * Makefile.in (DWARF2_H): Remove 'elf'.
9746 * except.c: Include dwarf2.h.
9747 * unwind-dw2.c: Include dwarf2.h.
9748 * dwarf2out.c: Include dwarf2.h.
9749 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
9750 * unwind-dw2-fde.c: Include dwarf2.h.
9751 * dwarf2asm.c: Include dwarf2.h.
9753 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
9755 * haifa-sched.c (insn_finishes_cycle_p): New static function.
9756 (max_issue): Use it.
9757 * sched-int.h (struct sched_info: insn_finishes_block_p): New
9759 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
9760 (region_sched_info): Update.
9761 * sched-ebb.c (ebb_sched_info): Update.
9762 * modulo-sched.c (sms_sched_info): Update.
9763 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
9765 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
9767 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
9769 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
9771 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
9773 2009-07-09 Jakub Jelinek <jakub@redhat.com>
9776 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
9777 arg1 with arg01 if arg1 is already INTEGER_CST.
9779 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
9781 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
9782 Transform (and (truncate)) into (truncate (and)).
9784 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
9786 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
9787 creating LHS paradoxical subregs. Fix surrounding returns to
9788 use NULL_RTX rather than 0.
9790 2009-07-08 DJ Delorie <dj@redhat.com>
9792 * config/mep/mep.c: (mep_option_can_inline_p): New.
9793 (TARGET_OPTION_CAN_INLINE_P): Define.
9795 2009-07-08 Mark Wielaard <mjw@redhat.com>
9798 * dwarf2out.c (add_data_member_location_attribute): When we have
9799 only a constant offset don't emit a new location description using
9800 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
9803 2009-07-08 Richard Henderson <rth@redhat.com>
9806 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
9807 (enum reg_class): Add CLOBBERED_REGS.
9808 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
9809 * config/i386/i386.c (ix86_conditional_register_usage): Moved
9810 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
9811 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
9812 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
9813 force 64-bit sibcalls into R11.
9814 * config/i386/constraints.md (U): New constraint.
9815 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
9816 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
9817 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
9819 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
9821 * basic-block.h (dump_regset, debug_regset): Remove duplicate
9823 * c-objc-common.h (c_initialize_diagnostics): Ditto.
9824 * ebitmap.h (dump_ebitmap): Ditto.
9825 * optabs.h (optab_libfunc): Ditto.
9826 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
9827 * tree-flow.h (vect_can_force_dr_alignment_p,
9828 get_vectype_for_scalar_type): Ditto.
9829 (vectorize_loops): Move prototype to ...
9830 * tree-vectorizer.h: ... here. Also, adjust comment.
9831 (vect_set_verbosity_level): Remove duplicate prototype.
9832 * tree-ssa-loop.c: Include tree-vectorizer.h.
9833 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
9835 2009-07-08 Nick Clifton <nickc@redhat.com>
9837 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
9840 2009-07-08 DJ Delorie <dj@redhat.com>
9842 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
9843 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
9844 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
9846 * config/mep/intrinsics.md: Regenerated.
9847 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
9848 registers when asm() or calls are detected.
9850 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
9853 * gimplify.c (gimplify_expr): Propagate no_warning flag when
9855 * gimple (gimple_build_call_from_tree): Likewise.
9856 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
9857 no_warning flag before warning.
9859 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
9861 * tree.c (set_expr_locus): Remove.
9862 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
9863 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
9865 * gimplify.c (internal_get_tmp_var): Likewise.
9866 (gimplify_call_expr): Likewise.
9867 (gimplify_one_sizepos): Likewise.
9869 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
9872 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
9873 to variables for debugging purposes.
9875 2009-06-23 Mark Loeser <mark@halcy0n.com>
9878 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
9880 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
9882 * pretty-print.c (pp_base_format): Remove %J.
9883 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
9884 gcc_cxxdiag_char_table): Likewise.
9885 (init_dynamic_diag_info): Likewise.
9887 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
9889 * pretty-print.c (pp_base_format): Remove %H.
9890 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
9891 gcc_cxxdiag_char_table): Likewise.
9892 (init_dynamic_diag_info): Likewise.
9893 * config/mep/mep.c (mep_select_section): Likewise.
9895 2009-07-07 Duncan Sands <baldrick@free.fr>
9897 * final.c (pass_clean_state): Give the pass a name.
9898 * passes.c (pass_rest_of_compilation): Likewise.
9899 * tree-optimize.c (pass_all_optimizations): Likewise.
9901 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
9903 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
9904 an extra 'decl' for error_at.
9906 2009-07-07 Jakub Jelinek <jakub@redhat.com>
9909 * tree-tailcall.c (adjust_return_value_with_ops,
9910 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
9911 if it has complex or vector type.
9913 2009-07-07 Olivier Hainque <hainque@adacore.com>
9915 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
9918 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
9920 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
9922 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
9924 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
9925 * c-decl.c: Likewise.
9926 * function.c: Likewise.
9927 * varasm.c: Likewise.
9928 * tree-ssa.c: Likewise.
9929 * c-common.c: Likewise.
9930 * tree-cfg.c: Likewise.
9931 * config/spu/spu.c: Likewise.
9932 * config/ia64/ia64.c: Likewise.
9933 * config/v850/v850.c: Likewise.
9935 2009-07-06 DJ Delorie <dj@redhat.com>
9937 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
9938 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
9939 unspecified accesses to control registers.
9940 * config/mep/intrinsics.md: Regenerate.
9941 * config/mep/intrinsics.h: Regenerate.
9942 * config/mep/mep-intrin.h: Regenerate.
9944 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
9946 * c-lex.c: Replace %H by an explicit location. Update all calls.
9947 * c-common.c: Likewise.
9948 * c-decl.c: Likewise.
9949 * c-typeck.c: Likewise.
9950 * fold-const.c: Likewise.
9951 * gimplify.c: Likewise.
9953 * tree-cfg.c: Likewise.
9954 * tree-ssa-loop-niter.c: Likewise.
9955 * tree-vrp.c: Likewise.
9956 * value-prof.c: Likewise.
9958 2009-07-06 Diego Novillo <dnovillo@google.com>
9960 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
9961 if it has one. Handle cases where VAR does not have an
9962 annotation or cfun is NULL.
9964 2009-07-06 Diego Novillo <dnovillo@google.com>
9966 * tree.c: Include debug.h.
9967 (initialize_tree_contains_struct): New.
9968 (init_ttree): Call it.
9969 (tree_node_structure_for_code): Factor out of ...
9970 (tree_node_structure): ... here.
9971 * treestruct.def (TS_PHI_NODE): Remove.
9972 (TS_GIMPLE_STATEMENT): Remove.
9974 2009-07-06 Diego Novillo <dnovillo@google.com>
9976 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
9977 (debug_tree_chain): Handle cycles.
9979 2009-07-06 Nick Clifton <nickc@redhat.com>
9980 DJ Delorie <dj@redhat.com>
9982 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
9983 __FMOVD_ENABLED__ is defined.
9985 (TARGET_FMOVD): Provide a default definition.
9986 (MASK_FMOVD): Likewise.
9987 (TARGET_CPU_CPP_BUILTINS): Define
9988 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
9989 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
9990 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
9991 (split for DF load from memory into register): Also handle
9992 MEMs which consist of REG+DISP addressing.
9993 (split for DF store from register to memory): Likewise.
9994 (movsf_ie): Always use single fp_mode.
9995 * config/sh/sh.c (sh_override_options): Do not automatically
9996 enable TARGET_MOVD for the SH2A when supporting doubles - leave
9997 that to the -mfmovd command line switch.
9998 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
9999 (fldi_ok): Always allow.
10000 * config/sh/sh.opt (mfmovd): Remove this switch.
10001 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
10003 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
10004 Kaz Kojima <kkojima@gcc.gnu.org>
10006 PR rtl-optimization/30807
10007 * postreload.c (reload_combine): For every new use of REG_SUM,
10008 record the use of BASE.
10010 2009-07-06 Jan Hubicka <jh@suse.cz>
10012 * params.def: Revert my accidental commit at 2009-06-30.
10014 2009-07-04 Ian Lance Taylor <iant@google.com>
10017 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
10019 (mingw_format_attribute_overrides): Likewise.
10021 2009-07-04 Jakub Jelinek <jakub@redhat.com>
10024 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
10025 don't check cfa.reg. Instead of cfa.indirect use
10026 fde && fde->drap_reg != INVALID_REGNUM test.
10028 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
10030 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
10032 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
10035 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
10037 2009-07-03 Richard Guenther <rguenther@suse.de>
10039 PR tree-optimization/40640
10040 * tree-switch-conversion.c (build_arrays): Perform arithmetic
10043 2009-07-03 Jan Hubicka <jh@suse.cz>
10045 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
10046 for size, reduce amount of inlining.
10048 2009-07-03 Richard Guenther <rguenther@suse.de>
10050 PR middle-end/34163
10051 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
10052 if t +- x is known to not overflow and the conversion widens the
10054 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
10056 2009-07-03 Jan Hubicka <jh@suse.cz>
10058 * ipa-pure-const.c (analyze): Update loop optimizer init.
10059 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
10060 try_remove_empty_loop, remove_empty_loops): Remove.
10061 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
10062 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
10063 to mark regular loops as neccesary.
10064 (degenerate_phi_p): New function.
10065 (propagate_necessity, remove_dead_phis): Use it.
10066 (forward_edge_to_pdom): Likewise.
10067 (eliminate_unnecessary_stmts): Take care to remove uses of results of
10068 virtual PHI nodes that became unreachable.
10069 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
10070 * tree-flow.h (remove_empty_loops): Remove.
10071 * passes.c (init_optimization_passes): Remove.
10073 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
10075 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
10076 can_create_pseudo_p.
10077 (*fix_trunc<mode>_i387_1): Ditto.
10078 (*floathi<mode>2_1): Ditto.
10079 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
10080 (*fistdi2_1): Ditto.
10081 (*fist<mode>2_1): Ditto.
10082 (frndintxf2_floor): Ditto.
10083 (*fist<mode>2_floor_1): Ditto.
10084 (frndintxf2_ceil): Ditto.
10085 (*fist<mode>2_ceil_1): Ditto.
10086 (frndintxf2_trunc): Ditto.
10087 (frndintxf2_mask_pm): Ditto.
10088 (fxam<mode>2_i387_with_temp): Ditto.
10089 * config/i386/sse.md (mulv16qi3): Ditto.
10090 (*sse2_mulv4si3): Ditto.
10092 (sse4_2_pcmpestr): Ditto.
10093 (sse4_2_pcmpistr): Ditto.
10095 2009-07-03 Jan Hubicka <jh@suse.cz>
10097 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
10098 (mark_stmt_necessary): Set it.
10099 (mark_operand_necessary): Set it.
10100 (mark_control_dependent_edges_necessary): Set it.
10101 (mark_virtual_phi_result_for_renaming): New function.
10102 (get_live_post_dom): New function.
10103 (forward_edge_to_pdom): New function.
10104 (remove_dead_stmt): Fix handling of control dependences.
10105 (tree_dce_init): Init new bitmap.
10106 (tree_dce_done): Free it.
10108 2009-07-02 Richard Guenther <rguenther@suse.de>
10111 * tree-ssa-structalias.c (new_var_info): Initialize
10114 2009-07-02 Jan Hubicka <jh@suse.cz>
10116 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
10119 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
10121 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
10122 instead of recomputing it. Adjust calls.
10123 (emit_store_flag): Adjust recursive calls.
10125 2009-07-02 Richard Guenther <rguenther@suse.de>
10127 * tree-ssa-live.c (remove_unused_locals): Do not remove
10129 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
10130 of DECL_EXTERNAL for HEAP variables.
10131 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
10132 HEAP variables. Do not adjust RESTRICT vars.
10133 (find_what_var_points_to): Nobody cares if something
10134 points to READONLY.
10136 2009-07-02 Ben Elliston <bje@au.ibm.com>
10138 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
10139 pc_low and pc_high declarations to the top of the function.
10141 2009-07-01 DJ Delorie <dj@redhat.com>
10143 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
10144 registers as fixed.
10145 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
10146 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
10147 unspecified accesses to control registers.
10148 * config/mep/intrinsics.md: Regenerate.
10149 * config/mep/intrinsics.h: Regenerate.
10150 * config/mep/mep-intrin.h: Regenerate.
10152 2009-07-01 Anthony Green <green@moxielogic.com>
10154 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
10155 instruction when possible.
10156 (moxie_expand_prologue): Ditto. Also, save an instruction and
10157 some complexity by popping off of $r12 instead of $sp.
10158 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
10161 2009-07-01 Richard Henderson <rth@redhat.com>
10164 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
10165 contained no insns, reposition note before last insn.
10167 2009-07-01 Richard Henderson <rth@redhat.com>
10170 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
10171 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
10173 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
10176 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
10177 darwin9 for printing reg addresses with %y.
10179 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
10181 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
10182 truncation from operands in binary operations.
10184 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
10187 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
10188 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
10189 subreg of op0 to the original op0.
10191 * expmed.c (store_bit_field_1): Use a temporary as the destination
10192 instead of a paradoxical subreg when we need to truncate the result.
10194 2009-07-01 DJ Delorie <dj@redhat.com>
10196 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
10197 names to VLIW variants.
10198 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
10199 * config/mep/intrinsics.md: Regenerate.
10200 * config/mep/intrinsics.h: Regenerate.
10201 * config/mep/mep-intrin.h: Regenerate.
10203 2009-07-01 Jakub Jelinek <jakub@redhat.com>
10206 * jump.c (returnjump_p): Revert last patch.
10207 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
10209 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10212 * pa.md (casesi32p): Use jump table label to determine the offset
10214 (casesi64p): Likewise.
10216 * pa.c (forward_branch_p): Return bool type. Use instruction
10217 addresses when available. Assert that INSN has a jump label.
10218 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
10221 2009-07-01 Richard Guenther <rguenther@suse.de>
10223 PR tree-optimization/19831
10224 * tree-ssa-dce.c (propagate_necessity): Calls to functions
10225 that only act as barriers do not make any previous stores necessary.
10226 * tree-ssa-structalias.c (handle_lhs_call): Delay making
10227 HEAP variables global, do not add a constraint from nonlocal.
10228 (find_func_aliases): Handle escapes through return statements.
10229 (compute_points_to_sets): Make escaped HEAP variables global.
10231 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
10234 * expmed.c (emit_store_flag): Perform a conversion if necessary,
10235 after reducing a DImode cstore to SImode.
10237 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
10239 * expr.c (expand_expr_real_1): Reinstate fallthrough to
10240 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
10242 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
10244 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
10245 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
10247 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
10248 and umod_optab if TARGET_BSD_DIVMOD.
10249 * config/vax/lib1funcs.asm: New file.
10250 * config/vax/t-linux: New file.
10251 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
10253 2009-06-30 Jakub Jelinek <jakub@redhat.com>
10256 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
10257 to type arguments that have void type.
10260 * dwarf2out.c (gen_formal_parameter_die): Call
10261 equate_decl_number_to_die if node is different from origin.
10263 2009-06-30 Anthony Green <green@moxielogic.com>
10265 Clean up moxie port for --enable-build-with-cxx.
10266 * config/moxie/moxie.c (moxie_function_value): First two
10267 parameters are const_tree, not tree.
10268 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
10269 (REG_CLASS_NAMES): Ditto.
10270 (REGNO_REG_CLASS): Ditto.
10271 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
10272 (moxie_function_value): Fix constyness of arguments.
10274 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
10276 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
10277 finalize_size_functions before further processing.
10278 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
10279 (variable_size): Call self_referential_size on size expressions
10280 that contain a PLACEHOLDER_EXPR.
10281 (size_functions): New static variable.
10282 (copy_self_referential_tree_r): New static function.
10283 (self_referential_size): Likewise.
10284 (finalize_size_functions): New global function.
10285 * tree.c: Include tree-inline.h.
10286 (push_without_duplicates): New static function.
10287 (find_placeholder_in_expr): New global function.
10288 (substitute_in_expr) <tcc_declaration>: Return the replacement object
10290 <tcc_expression>: Likewise.
10291 <tcc_vl_exp>: If the replacement object is a constant, try to inline
10292 the call in the expression.
10293 * tree.h (finalize_size_functions): Declare.
10294 (find_placeholder_in_expr): Likewise.
10295 (FIND_PLACEHOLDER_IN_EXPR): New macro.
10296 (substitute_placeholder_in_expr): Update comment.
10297 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
10299 (copy_tree_body_r): Likewise.
10300 (copy_tree_body): New static function.
10301 (maybe_inline_call_in_expr): New global function.
10302 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
10303 (maybe_inline_call_in_expr): Declare.
10304 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
10305 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
10308 2009-06-30 Richard Guenther <rguenther@suse.de>
10310 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
10312 (propagate_necessity): Do not mark reaching defs of stores
10315 2009-06-30 Jan Hubicka <jh@suse.cz>
10317 * cfgloopanal.c (check_irred): Move into ...
10318 (mark_irreducible_loops): ... here; return true if ireducible
10320 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
10321 (analyze_function): Try to prove loop finiteness.
10322 * cfgloop.h (mark_irreducible_loops): Update prototype.
10323 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
10325 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
10327 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
10329 2009-06-30 Ira Rosen <irar@il.ibm.com>
10331 PR tree-optimization/40542
10332 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
10335 2009-06-30 Martin Jambor <mjambor@suse.cz>
10337 PR tree-optimization/40582
10338 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
10339 than useless_type_conversion_p.
10340 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
10343 2009-06-30 Martin Jambor <mjambor@suse.cz>
10345 PR middle-end/40554
10346 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
10348 2009-06-30 Richard Guenther <rguenther@suse.de>
10350 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
10351 use ao_ref references.
10352 (walk_aliased_vdefs): Likewise.
10353 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
10354 * tree-ssa-dce.c (struct ref_data): Remove.
10355 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
10356 (mark_aliased_reaching_defs_necessary): Adjust.
10357 (mark_all_reaching_defs_necessary_1): Likewise.
10359 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
10362 * expmed.c (emit_cstore): New name of emit_store_flag_1.
10363 (emit_store_flag_1): Extract from emit_store_flag, adjust
10364 calls to (what now is) emit_cstore.
10365 (emit_store_flag): Call emit_store_flag_1 and also use it
10366 for what used to be recursive calls.
10368 2009-06-30 Wei Guozhi <carrot@google.com>
10371 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
10372 if the target bb post dominates from bb.
10373 * config/i386/i386.c (memory_address_length): Check existence of base
10374 register before using it.
10376 2009-06-30 Nick Clifton <nickc@redhat.com>
10377 DJ Delorie <dj@redhat.com>
10379 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
10380 __FMOVD_ENABLED__ is defined.
10382 (TARGET_FMOVD): Provide a default definition.
10383 (MASK_FMOVD): Likewise.
10384 (TARGET_CPU_CPP_BUILTINS): Define
10385 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
10386 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
10387 two fmov instructions depending upon whether TARGET_FMOVD is
10389 (split for DF load from memory into register): Also handle
10390 MEMs which consist of REG+DISP addressing.
10391 (split for DF store from register to memory): Likewise.
10392 * config/sh/sh.opt (mfmovd): Remove this switch.
10393 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
10394 * config/sh/sh.c (sh_override_options): Do not automatically
10395 enable TARGET_MOVD for the SH2A when supporting doubles - leave
10396 that to the -mfmovd command line switch.
10398 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
10400 (fldi_ok): Always allow.
10401 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
10403 2009-06-29 DJ Delorie <dj@redhat.com>
10405 * doc/install.texi (mep-x-elf): Correct chip's full name.
10407 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
10409 * doc/extend.texi: Fix typo.
10411 2009-06-29 Tom Tromey <tromey@redhat.com>
10413 * dwarf2.h: Remove.
10414 * Makefile.in (DWARF2_H): New variable.
10415 (except.o): Use it.
10416 (dwarf2out.o): Likewise.
10417 (dwarf2asm.o): Likewise.
10418 * config/i386/t-i386: Use DWARF2_H.
10419 * except.c: Include elf/dwarf2.h.
10420 * unwind-dw2.c: Include elf/dwarf2.h.
10421 * dwarf2out.c: Include elf/dwarf2.h.
10422 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
10423 <dtprel>: New field.
10424 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
10425 (size_of_loc_descr): Likewise.
10426 (output_loc_operands_raw): Likewise.
10427 (output_loc_operands): Handle new dtprel field.
10428 (loc_checksum): Update.
10429 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
10430 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
10431 * unwind-dw2-fde.c: Include elf/dwarf2.h.
10432 * dwarf2asm.c: Include elf/dwarf2.h.
10433 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
10434 * config/mmix/mmix.c: Include elf/dwarf2.h.
10435 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
10436 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
10437 * config/sh/sh.c: Include elf/dwarf2.h.
10438 * config/i386/i386.c: Include elf/dwarf2.h.
10440 2009-06-29 DJ Delorie <dj@redhat.com>
10442 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
10444 * doc/extend.texi: Add MeP attributes and pragmas.
10445 * doc/invoke.text: Add MeP Options.
10446 * doc/contrib.texi: Add MeP contribution.
10447 * doc/md.texi: Add MeP constraints.
10448 * doc/install.texi: Add MeP target.
10450 2009-06-30 Anatoly Sokolov <aesok@post.ru>
10452 * target.h (struct gcc_target): Add frame_pointer_required field.
10453 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
10454 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
10455 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
10457 * reload1.c (update_eliminables): (Ditto.).
10458 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
10459 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
10460 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
10462 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
10464 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
10465 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10466 (arm_frame_pointer_required): New function.
10468 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
10469 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10470 (avr_frame_pointer_required_p): Declare as static.
10471 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
10473 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
10474 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10475 (bfin_frame_pointer_required): Make as static, change return type
10477 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
10479 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
10480 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10481 (cris_frame_pointer_required): New function.
10483 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
10485 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
10486 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10487 (fr30_frame_pointer_required): New function.
10489 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
10490 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10491 (frv_frame_pointer_required): Make as static, change return type
10493 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
10495 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
10496 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10497 (ix86_frame_pointer_required): Make as static, change return type to
10499 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
10501 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
10502 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10504 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
10506 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
10508 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
10510 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
10511 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10512 (mips_frame_pointer_required): Make as static.
10513 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
10515 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
10516 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10517 (mmix_frame_pointer_required): Mew function.
10519 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
10520 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10522 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
10524 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
10526 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
10528 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
10529 (CAN_ELIMINATE): Redefine.
10530 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10531 (sparc_frame_pointer_required): New function.
10532 (sparc_can_eliminate): New function.
10533 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
10535 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
10536 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10538 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
10539 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10540 (xtensa_frame_pointer_required): Make as static, change return type
10542 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
10545 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
10547 * doc/plugins.texi: Document PLUGIN_START_UNIT.
10548 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
10549 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
10550 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
10551 (register_callback): Handle PLUGIN_START_UNIT.
10552 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
10554 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
10556 * tree.c (process_call_operands): Propagate TREE_READONLY from the
10558 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
10559 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
10561 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
10563 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
10566 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
10568 * doc/extend.texi (Additional Floating Types): __float128 is also
10569 supported on i386 targets.
10571 2009-06-29 Richard Guenther <rguenther@suse.de>
10573 PR middle-end/14187
10574 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
10576 (pt_solutions_same_restrict_base): Declare.
10577 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
10579 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
10580 (make_constraint_from, make_copy_constraint): Move earlier.
10581 (make_constraint_from_heapvar): New function.
10582 (make_constraint_from_restrict): Likewise.
10583 (handle_lhs_call): Use it.
10584 (find_func_aliases): Use it to track conversions to restrict
10585 qualified pointers.
10586 (struct fieldoff): Add only_restrict_pointers flag.
10587 (push_fields_onto_fieldstack): Initialize it.
10588 (create_variable_info_for): Track global restrict qualified pointers.
10589 (intra_create_variable_infos): Use make_constraint_from_heapvar.
10590 Track restrict qualified pointer arguments.
10591 (set_uids_in_ptset): Use varinfo is_global_var flag.
10592 (find_what_var_points_to): Set the vars_contains_restrict flag.
10593 Always create the points-to solution for sets including restrict tags.
10594 (pt_solutions_same_restrict_base): New function.
10595 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
10596 qualified pointers use pt_solutions_same_restrict_base as
10597 additional source for disambiguation.
10599 2009-06-29 Richard Guenther <rguenther@suse.de>
10601 PR middle-end/38212
10602 * alias.c (find_base_decl): Remove.
10603 (get_deref_alias_set_1): Remove restrict handling.
10604 * c-common.c (c_apply_type_quals_to_decl): Do not set
10605 DECL_POINTER_ALIAS_SET.
10606 * gimplify.c (find_single_pointer_decl_1): Remove.
10607 (find_single_pointer_decl): Likewise.
10608 (internal_get_tmp_var): Remove restrict handling.
10609 (gimple_regimplify_operands): Likewise.
10610 * omp-low.c (expand_omp_atomic_pipeline): Do not set
10611 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
10612 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
10613 * tree.c (restrict_base_for_decl): Remove.
10614 (init_ttree): Do not allocate it.
10615 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
10616 LABEL_DECL_UID for label decls.
10617 (copy_node_stat): Do not copy restrict information.
10618 (decl_restrict_base_lookup): Remove.
10619 (decl_restrict_base_insert): Likewise.
10620 (print_restrict_base_statistics): Likewise.
10621 (dump_tree_statistics): Do not call print_restrict_base_statistics.
10622 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
10623 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
10624 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
10625 (LABEL_DECL_UID): Adjust.
10626 (DECL_BASED_ON_RESTRICT_P): Remove.
10627 (DECL_GET_RESTRICT_BASE): Likewise.
10628 (SET_DECL_RESTRICT_BASE): Likewise.
10629 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
10631 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
10632 instead of DECL_POINTER_ALIAS_SET.
10633 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
10634 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
10635 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
10637 2009-06-29 Richard Guenther <rguenther@suse.de>
10639 PR tree-optimization/40579
10640 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
10641 the IL to simplify has constants that overflowed.
10643 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
10645 PR tree-optimization/40550
10646 * tree-vect-generic.c (expand_vector_operations_1): Compute in
10647 vector_compute_type only when the size of vector_compute_type is
10648 less than the size of type.
10650 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
10652 * fold-const.c (contains_label_1): Fix comments.
10653 (contains_label_p): Do not walk trees multiple time.
10655 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
10657 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
10658 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
10659 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
10660 ix86_fp_comparison_operator.
10661 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
10662 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
10663 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
10664 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
10665 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
10666 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
10667 (related splits): Change predicate to ix86_fp_comparison_operator.
10668 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
10669 instead of ix86_fp_comparison_codes.
10670 (ix86_trivial_fp_comparison_operator,
10671 ix86_fp_comparison_operator): New.
10672 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
10673 (ix86_expand_compare): Eliminate last two parameters.
10674 (ix86_fp_jump_nontrivial_p): Kill.
10675 * config/i386/i386.c (put_condition_code): Eliminate call to
10676 ix86_fp_comparison_codes and subsequent assertion.
10677 (ix86_fp_comparison_codes): Eliminate.
10678 (ix86_fp_swap_condition): New.
10679 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
10680 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
10681 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
10682 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
10683 and ix86_fp_swap_condition.
10684 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
10685 Use ix86_fp_comparison_strategy.
10686 (ix86_expand_compare): Likewise. Eliminate last two arguments.
10687 (ix86_fp_jump_nontrivial_p): Eliminate.
10688 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
10689 call to ix86_expand_compare.
10690 (ix86_split_fp_branch, ix86_expand_setcc,
10691 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
10692 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
10694 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
10696 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
10697 related to jump_clobbers.
10698 * config/arm/arm.md (conds): Remove jump_clob case.
10699 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
10700 splits): Change comparison_operator to arm_comparison_operator.
10701 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
10704 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
10706 * dojump.c (do_compare_rtx_and_jump): Try swapping the
10707 condition for floating point modes.
10708 * expmed.c (emit_store_flag_1): Move here a bigger part
10709 of emit_store_flag.
10710 (emit_store_flag): Try swapping the condition for floating point
10712 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
10714 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
10716 * expr.c (expand_expr_real_1): Just use do_store_flag.
10717 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
10718 emit_store_flag_force.
10719 * expmed.c (emit_store_flag_force): Copy here trick
10720 previously in expand_expr_real_1. Try reversing the comparison.
10721 (emit_store_flag_1): Work if target is NULL.
10722 (emit_store_flag): Work if target is NULL, using the result mode
10723 from the comparison. Use split_comparison, restructure final part
10724 to simplify conditionals.
10726 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
10728 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
10729 * dojump.c (do_jump): Change handling of floating-point
10730 ops to use just do_compare_and_jump.
10731 (split_comparison): New.
10732 (do_compare_rtx_and_jump): Add here logic coming previously
10733 in do_jump, using split_comparison.
10735 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
10738 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
10740 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
10742 * tree-ssa-alias.c: Fix unintentional commit.
10744 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
10746 * passes.c (execute_one_pass): Fix unintentional commit.
10748 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
10750 * df-problems.c (df_set_seen, df_unset_seen): Delete.
10751 (df_rd_local_compute, df_md_local_compute): Inline them.
10753 (df_md_scratch): New.
10754 (df_md_alloc, df_md_free): Allocate/free it.
10755 (df_md_local_compute): Only include live registers in init.
10756 (df_md_transfer_function): Prune the in-set computed by
10757 the confluence function, and the gen-set too.
10759 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
10761 PR rtl-optimization/26854
10762 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
10763 * df-problems.c (df_rd_add_problem): Fix comment.
10764 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
10765 df_md_simulate_artificial_defs_at_top,
10766 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
10767 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
10768 df_md_transfer_function, df_md_init, df_md_confluence_0,
10769 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
10770 problem_MD, df_md_add_problem): New.
10771 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
10772 df_md_get_bb_info): New.
10773 (DF_LAST_PROBLEM_PLUS1): Adjust.
10775 * Makefile.in (fwprop.o): Include domwalk.h.
10776 * fwprop.c: Include domwalk.h.
10777 (reg_defs, reg_defs_stack): New.
10778 (bitmap_only_bit_between): Remove.
10779 (process_defs): New.
10780 (process_uses): Use reg_defs and local_md instead of
10781 bitmap_only_bit_between and local_rd.
10782 (single_def_use_enter_block): New, from build_single_def_use_links.
10783 (single_def_use_leave_block): New.
10784 (build_single_def_use_links): Remove code moved to
10785 single_def_use_enter_block, invoke domwalk.
10786 (use_killed_between): Adjust comment.
10788 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
10790 * bitmap.h (bitmap_ior_and_into): New.
10791 * bitmap.c (bitmap_ior_and_into): New.
10793 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
10795 * domwalk.h (struct dom_walk_data): Remove all callbacks except
10796 before_dom_children_before_stmts and after_dom_children_after_stmts.
10797 Rename the two remaining callbacks to just before_dom_children and
10798 after_dom_children. Remove other GIMPLE statement walking bits.
10799 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
10800 * graphite.c: Do not include domwalk.h.
10801 * tree-into-ssa.c (interesting_blocks): New global.
10802 (struct mark_def_sites_global_data): Remove it and names_to_rename.
10803 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
10804 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
10805 now that they're not domwalk callbacks.
10806 (rewrite_initialize_block): Rename to...
10807 (rewrite_enter_block): ... this, place after called functions. Test
10808 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
10809 (rewrite_finalize_block): Rename to...
10810 (rewrite_leave_block): ... this, place after called functions.
10811 (rewrite_update_init_block): Rename to...
10812 (rewrite_update_enter_block): ... this, place after called functions.
10813 Test interesting_blocks, call rewrite_update_stmt and
10814 rewrite_update_phi_arguments.
10815 (rewrite_update_fini_block): Rename to...
10816 (rewrite_leave_block): ... this, place after called functions.
10817 (rewrite_blocks): Remove last argument, simplify initialization of
10819 (mark_def_sites_initialize_block): Rename to...
10820 (mark_def_sites_block): ... this, call mark_def_sites.
10821 (mark_def_sites_blocks): Remove argument, simplify initialization of
10823 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
10824 (update_ssa): Likewise.
10825 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
10827 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
10828 (dom_opt_initialize_block): Rename to...
10829 (dom_opt_enter_block): ... this, place after called functions. Walk
10830 statements here, inline propagate_to_outgoing_edges.
10831 (dom_opt_finalize_block): Rename to...
10832 (dom_opt_leave_block): ... this, place after called functions.
10833 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
10835 (dse_enter_block, dse_record_phi): New.
10836 (dse_record_phis): Delete.
10837 (dse_finalize_block): Rename to...
10838 (dse_leave_block): ... this.
10839 (tree_ssa_dse): Simplify initialization of walk_data.
10840 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
10841 Adjust initialization of walk_data.
10842 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
10843 * tree-ssa-loop-phiopt.c (get_non_trapping):
10844 Adjust initialization of walk_data.
10845 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
10846 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
10847 it's not a domwalk callback.
10848 (uncprop_initialize_block): Rename to...
10849 (dse_enter_block): ... this, call uncprop_into_successor_phis.
10850 (dse_finalize_block): Rename to...
10851 (dse_leave_block): ... this.
10852 (tree_ssa_uncprop): Simplify initialization of walk_data.
10853 * Makefile.in: Adjust dependencies.
10855 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
10857 * arm.md (casesi): Fix test for Thumb1.
10858 (thumb1_casesi_internal_pic): Likewise.
10859 (thumb1_casesi_dispatch): Likewise.
10861 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
10863 * config/arm/arm-cores.def: Added core cortex-m0.
10864 * config/arm/arm-tune.md: Regenerated.
10865 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
10867 2009-06-26 DJ Delorie <dj@redhat.com>
10869 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
10871 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
10872 the scheduler doesn't tag jump insns.
10874 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
10876 * c-decl.c (merge_decls): Re-indent.
10878 2009-06-26 Janis Johnson <janis187@us.ibm.com>
10881 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
10882 Special-case decimal float constants.
10884 2009-06-26 Richard Henderson <rth@redhat.com>
10886 * function.h (struct function): Add cannot_be_copied_reason,
10887 and cannot_be_copied_set.
10888 * tree-inline.c (has_label_address_in_static_1): Rename from
10889 inline_forbidden_p_2; don't set inline_forbidden_reason here.
10890 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
10891 don't set inline_forbidden_reason.
10892 (copy_forbidden): New function, split out of inline_forbidden_p.
10893 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
10894 (inline_forbidden_p): Use copy_forbidden.
10895 (tree_versionable_function_p): Likewise.
10896 (inlinable_function_p): Merge into tree_inlinable_function_p.
10897 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
10898 * ipa-cp.c (ipcp_versionable_function_p): New function.
10899 (ipcp_cloning_candidate_p): Use it.
10900 (ipcp_node_modifiable_p): Likewise.
10902 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
10904 * builtins.c (expand_builtin_alloca): Handle builtin alloca
10905 that is marked not to be inlined. Remove flag_mudflap use.
10906 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
10907 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
10909 2009-06-26 Steve Ellcey <sje@cup.hp.com>
10912 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
10913 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
10915 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
10917 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
10919 (__mingwthr_remove_key_dtor): Likewise.
10921 2009-06-26 Richard Guenther <rguenther@suse.de>
10923 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
10925 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
10927 PR middle-end/40525
10928 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
10929 try the non-cond_exec path also.
10931 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10934 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
10935 (output_cbranch): Use new functions.
10936 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
10939 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
10940 Pat Haugen <pthaugen@us.ibm.com>
10941 Revital Eres <ERES@il.ibm.com>
10943 * config/rs6000/rs6000.c (print_operand): Correct lossage message
10944 for %c error. Add %x support to print VSX registers as a unified
10945 register set, instead of separate float and altivec registers.
10946 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
10947 %y case, and add support for VSX pre-modify addresses.
10948 (output_toc): Add assert for CONST containing an integer constant
10950 (rs6000_adjust_cost): Add POWER7 support.
10951 (insn_must_be_first_in_group): Ditto.
10952 (insn_must_be_last_in_group): Ditto.
10953 (rs6000_emit_popcount): Ditto.
10954 (rs6000_vector_mode_supported_p): Ditto.
10956 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
10957 Change some of the functions called by macros to being called
10958 through a pointer, so debug functions can be inserted if
10959 -mdebug=addr or -mdebug=cost.
10960 (rs6000_preferred_reload_class_ptr): Ditto.
10961 (rs6000_secondary_reload_class_ptr): Ditto.
10962 (rs6000_secondary_memory_needed_ptr): Ditto.
10963 (rs6000_cannot_change_mode_class_ptr): Ditto.
10964 (rs6000_secondary_reload_inner): Ditto.
10965 (rs6000_legitimize_reload_address): Ditto.
10966 (rs6000_legitimize_reload_address_ptr): Ditto.
10967 (rs6000_mode_dependent_address): Ditto.
10968 (rs6000_mode_dependent_address_ptr): Ditto.
10970 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
10971 function to return true if the mode allows reg + integer
10973 (virtual_stack_registers_memory_p): New function to return true if
10974 the address refers to a virtual stack register.
10975 (rs6000_legitimate_offset_address_p): Move code to say whether a
10976 mode supports reg+int addressing to reg_offset_addressing_ok_p and
10978 (rs6000_legitimate_address_p): Add checks for modes that only can
10979 do reg+reg addressing. Start adding VSX support.
10980 (rs6000_legitimize_reload_address): Ditto.
10981 (rs6000_legitimize_address): Ditto.
10982 (rs6000_debug_legitimate_address_p): New debug functions for
10983 -mdebug=addr and -mdebug=cost.
10984 (rs6000_debug_rtx_costs): Ditto.
10985 (rs6000_debug_address_costs): Ditto.
10986 (rs6000_debug_adjust_cost): Ditto.
10987 (rs6000_debug_legitimize_address): Ditto.
10988 (rs6000_legitimize_reload_address_ptr): Point to call normal
10989 function or debug function. Make functions called via pointer
10991 (rs6000_mode_dependent_address_ptr): Ditto.
10992 (rs6000_secondary_reload_class_ptr): Ditto.
10993 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
10994 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
10995 into a friendlier error.
10996 (rs6000_init_builtins): Add initial VSX support.
10997 (rs6000_adjust_cost): Fix some spacing issues.
10999 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
11000 (REG_CLASS_NAMES): Ditto.
11001 (REG_CLASS_CONTENTS): Ditto.
11002 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
11003 pointer, to add -mdebug=addr support.
11004 (CANNOT_CHANGE_MODE_CLASS): Ditto.
11005 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
11006 -mdebug=addr support.
11007 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
11008 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
11009 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
11011 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
11013 (bswapsi*): Set attribute types for load/store. Add combiner
11014 patterns to eliminate zero extend on 64-bit.
11015 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
11016 stdbrx if the hardware supports those instructions.
11018 2009-06-25 Ian Lance Taylor <iant@google.com>
11020 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
11021 (Link Options): Document -static-libstdc++.
11023 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
11026 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
11027 DATA_ALIGNMENT instead.
11029 2009-06-25 Richard Guenther <rguenther@suse.de>
11031 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
11032 indirect references against the callused/escaped solutions.
11033 (call_may_clobber_ref_p_1): Likewise.
11035 2009-06-25 Martin Jambor <mjambor@suse.cz>
11037 PR tree-optimization/40493
11038 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
11039 (enum unscalarized_data_handling): New type.
11040 (handle_unscalarized_data_in_subtree): Return what has been done.
11041 (load_assign_lhs_subreplacements): Handle left flushes differently.
11042 (sra_modify_assign): Use unscalarized_data_handling, simplified
11043 condition determining whether to remove the statement.
11045 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
11047 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
11048 excerpt - @ should be doubled for texinfo.
11050 2009-06-24 Ian Lance Taylor <iant@google.com>
11052 * config/arc/arc.c: Include "df.h".
11053 (arc_attribute_table): Make static. Move higher in file.
11054 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
11055 (output_shift): Initialize n later to avoid warning.
11056 * config/arm/arm.c (arm_attribute_table): Make static. Move
11058 * config/avr/avr.c (avr_attribute_table): Make static. Move
11060 (reg_class_tab): Change array type from int to enum reg_class.
11061 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
11063 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
11064 (lshrhi3_out): Likewise.
11065 (class_likely_spilled_p): Change return type to bool.
11066 (avr_rtx_costs): Use local code variable with enum type.
11067 * config/avr/avr.md (movmemhi): Use add_reg_note.
11068 (andhi3, andsi3): Don't use AS2 with "and".
11069 (iorhi3, iorsi3): Don't use AS2 with "or".
11070 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
11071 * config/crx/crx.c: Include "df.h".
11072 (crx_attribute_table): Make static.
11073 * config/m32r/m32r.c: Include "df.h".
11074 (m32r_attribute_table): Make static. Move higher in file.
11075 (pop): Use add_reg_note.
11076 (block_move_call): Change 0 to LCT_NORMAL in function call.
11077 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
11078 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
11079 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
11080 declare, not just when TREE_CODE is defined.
11081 * config/m68hc11/m68hc11.c: Include "expr.h".
11082 (m68hc11_attribute_table): Make static. Move higher in file.
11083 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
11085 (m68hc11_register_indirect_p): Likewise.
11086 (m68hc11_function_arg_padding): Change return type to enum
11088 (emit_move_after_reload): Use add_reg_note.
11089 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
11090 (m68hc11_split_logical): Likewise.
11091 (m68hc11_rtx_costs): Add local code_and outer_code variables with
11093 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
11094 to VOIDmode in function call.
11095 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
11097 (m68hc11_split_logical): Update declaration.
11098 (m68hc11_function_arg_padding): Update declaration.
11099 * config/mcore/mcore.c (regno_reg_class): Change form array of int
11100 to array of enum reg_class.
11101 (mcore_attribute_table): Make static. Move higher in file.
11102 (mcore_rtx_costs): Add cast to enum type.
11103 * config/mcore/mcore.h (regno_reg_class): Update declaration.
11104 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
11105 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
11107 * config/sh/predicates.md (trapping_target_operand): Rename and to
11109 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
11111 * config/spu/spu.c (spu_attribute_table): Make static. Move
11113 * config/v850/v850.c (v850_attribute_table): Make static. Move
11115 (v850_rtx_costs): Use local code with enum type.
11116 (expand_epilogue): Add cast.
11117 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
11119 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
11122 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
11123 -m2a-single-only and -m2a-nofpu.
11124 * config/sh/sh.opt: Document m2a generates FPU code.
11126 2009-06-24 Anatoly Sokolov <aesok@post.ru>
11128 * defaults.h (CAN_ELIMINATE): Provide default.
11129 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
11130 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
11131 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
11132 * config/spu/spu.h (CAN_ELIMINATE): Delete.
11133 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
11134 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
11135 * config/cris/cris.h (CAN_ELIMINATE): Delete.
11136 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
11137 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
11138 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
11140 2009-06-24 DJ Delorie <dj@redhat.com>
11142 * mep-ext-cop.cpu: Fix copyright notice.
11143 * mep-default: Fix copyright notice.
11144 * mep-core: Fix copyright notice.
11145 * mep: Fix copyright notice.
11146 * mep-ivc2: Fix copyright notice.
11147 * mep-c5: Fix copyright notice.
11149 2009-06-24 Denis Chertykov <chertykov@gmail.com>
11151 * doc/contrib.texi (Contributors):
11153 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
11155 PR middle-end/40501
11156 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
11157 src and dst operands if necessary.
11159 2009-06-23 DJ Delorie <dj@redhat.com>
11162 * config.gcc: Add mep support.
11163 * recog.c: Resurrect validate_replace_rtx_subexp().
11164 * recog.h: Likewise.
11165 * config/mep/: Add new port:
11166 * config/mep/constraints.md: New file.
11167 * config/mep/default.h: New file.
11168 * config/mep/intrinsics.h: New file.
11169 * config/mep/intrinsics.md: New file.
11170 * config/mep/ivc2-template.h: New file.
11171 * config/mep/mep-c5.cpu: New file.
11172 * config/mep/mep-core.cpu: New file.
11173 * config/mep/mep-default.cpu: New file.
11174 * config/mep/mep-ext-cop.cpu: New file.
11175 * config/mep/mep-intrin.h: New file.
11176 * config/mep/mep-ivc2.cpu: New file.
11177 * config/mep/mep-lib1.asm: New file.
11178 * config/mep/mep-lib2.c: New file.
11179 * config/mep/mep-pragma.c: New file.
11180 * config/mep/mep-protos.h: New file.
11181 * config/mep/mep-tramp.c: New file.
11182 * config/mep/mep.c: New file.
11183 * config/mep/mep.cpu: New file.
11184 * config/mep/mep.h: New file.
11185 * config/mep/mep.md: New file.
11186 * config/mep/mep.opt: New file.
11187 * config/mep/predicates.md: New file.
11188 * config/mep/t-mep: New file.
11190 2009-06-23 Ian Lance Taylor <iant@google.com>
11192 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
11193 from loose_warn into c_loose_warn and from strict_warn into
11194 c_strict_warn. Set and substitute warn_cxxflags. Check for
11195 --enable-build-with-cxx. Set and substitute
11196 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
11197 * Makefile.in (CXXFLAGS): New variable.
11198 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
11199 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
11200 the default is the same as $(STRICT_WARN).
11201 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
11202 (CXX): New variable.
11203 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
11204 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
11205 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
11206 (HOST_LIBS): New variable.
11207 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
11208 (ALL_CXXFLAGS): New variable.
11209 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
11210 * doc/install.texi (Configuration): Document
11211 --enable-build-with-cxx, --with-stage1-ldflags,
11212 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
11213 * configure: Rebuild.
11215 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11217 * config/arm/arm.c (arm_override_options): Fix braces and formatting
11218 from previous commit.
11220 2009-06-23 Ian Lance Taylor <iant@google.com>
11222 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
11224 2009-06-23 Ian Lance Taylor <iant@google.com>
11226 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
11227 with ATTRIBUTE_UNUSED.
11229 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
11230 Pat Haugen <pthaugen@us.ibm.com>
11231 Revital Eres <eres@il.ibm.com>
11233 * config.in (HAVE_AS_POPCNTD): Add default definition.
11234 (HAVE_AS_LWSYNC): Ditto.
11236 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
11238 (gcc_cv_as_powerpc_cmpb): Ditto.
11239 (gcc_cv_as_powerpc_dfp): Ditto.
11240 (gcc_cv_as_powerpc_vsx): Ditto.
11241 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
11242 supporting the popcntd/lwsync instructions.
11243 (gcc_cv_as_powerpc_lwsync): Ditto.
11244 * configure: Regenerate.
11246 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
11247 -mcpu=native and -mcpu=power7.
11248 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
11250 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
11251 a variable instead of a mask to reduce the number of mask bits.
11252 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
11253 (-mbit-word): Ditto.
11254 (-mregnames): Ditto.
11255 * config/rs6000/rs6000.opt (-mupdate): Ditto.
11256 (-mfused-madd): Ditto.
11258 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
11260 (-mvsx): New switch for VSX instructions.
11261 (-misel): Move from a variable to a mask to allow it to be set by
11264 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
11265 function declaration to an array declaration.
11266 (rs6000_hard_regno_nregs): New external array declaration.
11268 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
11269 files included by rs6000.md.
11271 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
11272 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
11274 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
11276 (rs6000_debug_reg): New -mdebug= variables.
11277 (rs6000_debug_addr): Ditto.
11278 (rs6000_debug_cost): Ditto.
11279 (rs6000_pmode): New variable to hold Pmode.
11280 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
11281 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
11282 calculated at compiler start.
11283 (rs6000_hard_regno_nregs): Change function to an array which holds
11284 HARD_REGNO_NREGS calculated at compiler start.
11285 (rs6000_explicit_options): Delete isel field.
11286 (rs6000_vector_unit): New array to hold which vector unit
11287 supports arithmetic options for a given type.
11288 (rs6000_vector_mem): New array to hold which vector unit supports
11289 memory reference operations for a given type.
11290 (rs6000_vector_align): New array to given the alignment of each
11292 (power7_cost): New basic costs for power7.
11293 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
11294 (rs6000_hard_regno_nregs_internal): New function, moved from
11295 HARD_REGNO_NREGS, to calculate the number of registers each hard
11296 register takes for each type.
11297 (rs6000_debug_reg_print): New function for -mdebug=reg support.
11298 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
11299 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
11300 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
11301 unit information here so it is calculated once at compiler startup
11303 (rs6000_override_options): Make -misel a target mask. Add more
11304 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
11305 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
11307 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
11308 (rs6000_handle_option): Move -misel from variable to target mask.
11309 (rs6000_builtin_mask_for_load): Add VSX support.
11310 (rs6000_conditional_register_usage): Ditto.
11311 (USE_ALTIVEC_FOR_ARG_P): Ditto.
11312 (function_arg_boundary): Ditto.
11313 (rs6000_expand_builtin): Ditto.
11314 (def_builtin): Make abort message a little friendlier.
11315 (rs6000_emit_int_cmove): Add support for 64-bit isel.
11317 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
11318 assembler support the popcntd instruction instead of a vsx
11319 instruction to enable power7 support.
11320 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
11321 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
11322 option to the assembler if -mcpu=native.
11323 (ASM_CPU_NATIVE_SPEC): Ditto.
11324 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
11326 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
11327 the lwsync instruction.
11328 (enum processor_type): Add PROCESSOR_POWER7.
11329 (rs6000_debug_reg): New -mdebug= options.
11330 (rs6000_debug_addr): Ditto.
11331 (rs6000_debug_cost): Ditto.
11332 (rs6000_isel): Delete.
11333 (enum rs6000_vector): New enum to say what vector unit we have.
11334 (VECTOR_UNIT_*): New macros to say which vector unit has
11335 arithmetic operations for a given type.
11336 (VECTOR_MEM_*): New macros to say which vector unit has memory
11337 operations for a given type.
11338 (TARGET_LDBRX): Whether the machine supports the ldbrx
11340 (TARGET_ISEL): Delete, -misel moved to be a mask.
11341 (TARGET_ISEL64): New macro for 64-bit isel support.
11342 (UNITS_PER_VSX_WORD): New macro.
11343 (POINTER_SIZE): Move to be an external variable, rather than
11344 calculating whether we are generating 32 ot 64-bit code.
11346 (STACK_BOUNDARY): Add VSX support.
11347 (LOCAL_ALIGNMENT): Ditto.
11348 (SLOW_UNALIGNED_ACCESS): Ditto.
11349 (VSX_REGNO_P): New macro for VSX support.
11350 (VFLOAT_REGNO_P): Ditto.
11351 (VINT_REGNO_P): Ditto.
11352 (VLOGICAL_REGNO_P): Ditto.
11353 (VSX_VECTOR_MODE): Ditto.
11354 (VSX_SCALAR_MODE): Ditto.
11356 (VSX_MOVE_MODE): Ditto.
11357 (VSX_REG_CLASS_P): Ditto.
11358 (HARD_REGNO_NREGS): Instead of calling a function, use an array
11360 (UNITS_PER_SIMD_WORD): Add VSX support.
11361 (MODES_TIEABLE_P): Ditto.
11362 (STARTING_FRAME_OFFSET): Ditto.
11363 (STACK_DYNAMIC_OFFSET): Ditto.
11364 (EPILOGUE_USES): Ditto.
11365 (REGNO_REG_CLASS): Move to array lookup.
11366 (CLASS_MAX_NREGS): Ditto.
11367 (rs6000_vector_reg_class): Add declaration.
11368 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
11369 overlap with the floating point and Altivec registers.
11371 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
11373 * config/rs6000/driver-rs6000.c (asm_names): New static array to
11374 give the appropriate asm switches if -mcpu=native.
11375 (host_detect_local_cpu): Add support for "asm".
11376 (host_detect_local_cpu): Follow GNU code guidelines for name.
11378 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
11379 -mbit-word to a variable instead of being a target mask.
11381 * config/rs6000/sync.md (lwsync): If the assembler supports it,
11382 emit the lwsync instruction instead of emitting the instruction as
11383 an integer constant.
11385 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
11386 fixuns_trundfsi2, move expander into rs6000.md.
11388 * config/rs6000/rs6000.md (cpu): Add power7.
11389 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
11390 (logical predicate patterns): Change the single instruction
11391 primitives that set CR0 to be fast_compare instead of compare.
11393 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
11394 (popcntddi2): Ditto.
11395 (popcount<mode>): Ditto.
11396 (floating multiply/add insns): Name the floating point
11397 multiply/add insns.
11398 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
11399 (isel_unsigned_<mode>): Ditto.
11400 (fixuns_trundfsi2): Move expander here from spe.md.
11401 (smindi3): Define if we have -misel on 64-bit systems.
11406 2009-06-23 Anatoly Sokolov <aesok@post.ru>
11408 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
11410 * config/avr/avr.c (avr_current_device): New variable.
11411 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
11412 (avr_arch, mcu_type_s): Move to avr.h.
11413 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
11414 default_data_section_start fields.
11415 (avr_arch): Moved from avr.c.
11416 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
11417 library_name fields.
11418 (avr_current_device, avr_mcu_types, avr_arch_types,
11419 avr_device_to_arch, avr_device_to_data_start,
11420 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
11421 (EXTRA_SPEC_FUNCTIONS): Define.
11422 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
11423 options mapping. Use device_to_arch and device_to_data_start insted.
11424 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
11425 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
11426 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
11427 * config/avr/driver-avr.c: New file.
11428 * config/avr/avr-devices.c: New file.
11430 2009-06-23 Jakub Jelinek <jakub@redhat.com>
11432 * var-tracking.c (unshare_variable): Force initialized to
11433 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
11434 (set_variable_part): Likewise.
11435 (struct variable_union_info): Remove pos_src field.
11436 (vui_vec, vui_allocated): New variables.
11437 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
11438 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
11439 == 1 use a simpler sorting algorithm. Compute pos field right
11440 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
11441 Avoid quadratic comparison if !flag_var_tracking_uninit.
11442 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
11443 unshare_variable unconditionally.
11444 (dataflow_set_different_2): Removed.
11445 (dataflow_set_different): Don't traverse second hash table.
11446 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
11447 unconditionally to var_reg_set or var_mem_set.
11448 (emit_notes_in_bb): Likewise.
11449 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
11451 (emit_note_insn_var_location): Don't set initialized to
11452 VAR_INIT_STATUS_INITIALIZED early.
11453 (vt_finalize): Free vui_vec if needed, clear vui_vec and
11455 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
11457 * tree-object-size.c (addr_object_size): Instead of checking
11458 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
11459 are no FIELD_DECLs following it.
11461 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
11463 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
11464 order to match bswaps with signed source operands.
11466 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11468 * sdbout.c (sdbout_one_type): Fix braces in switch.
11470 2009-06-23 Richard Guenther <rguenther@suse.de>
11472 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
11474 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
11475 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
11476 var_callused, callused_tree, var_storedanything, storedanything_tree,
11477 var_integer, integer_tree): Remove global variables.
11478 (new_var_info): Do not pass new id, append the new var to the
11479 global variable vector.
11480 (do_ds_constraint): Use is_global_var member of the variable-info.
11481 (new_scalar_tmp_constraint_exp): Adjust.
11482 (create_function_info_for): Likewise.
11483 (create_variable_info_for): Likewise.
11484 (find_what_var_points_to): Remove dead code.
11485 (init_base_vars): Simplify.
11486 (compute_points_to_sets): Adjust.
11488 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
11490 * combine.c (try_combine): Dump information about the insns we're
11493 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
11495 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
11496 check when calling force_to_mode on TRUNCATE's operand.
11498 2009-06-22 Ian Lance Taylor <iant@google.com>
11500 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
11502 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
11504 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
11506 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11508 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
11509 override library linkage flags such as -static-libgcc or
11512 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
11514 * config/m68k/m68k-devices.def: Add line for MCF5221x.
11516 2009-06-22 Ian Lance Taylor <iant@google.com>
11518 * config/linux.opt: Put mglibc ahead of muclibc.
11520 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
11521 for duplicate decls.
11523 2009-06-22 Matthias Klose <doko@ubuntu.com>
11525 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
11527 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
11530 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
11531 instead of NULL if a parser error occurs.
11533 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11535 * dwarf2out.c (dwarf2_debug_hooks): Initialize
11536 non-DWARF2_DEBUGGING_INFO version.
11538 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
11540 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
11541 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
11543 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
11544 (LIBGCC2_TF_CEXT): Define.
11547 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11550 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
11552 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11554 * config/arm/arm.c (arm_override_options): Disable
11555 -mcaller-super-interworking and -mcallee-super-interworking.
11556 * doc/invoke.texi (ARM Options): Document this.
11558 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
11560 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
11561 * config/arm/constraints.md (j): New constraint for movw operands.
11562 (N): Remove thumb2 meaning.
11563 * config/arm/arm.md (*arm_movw): Delete.
11564 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
11565 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
11566 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
11568 2009-06-22 Martin Jambor <mjambor@suse.cz>
11570 PR tree-optimization/40492
11571 * tree-sra.c (sra_modify_assign): Pass zero offsets to
11572 build_ref_for_offset.
11574 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
11576 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
11577 JUMP_TABLE_DATA_P predicates where applicable.
11578 * auto-inc-dec.c: Ditto.
11579 * builtins.c: Ditto.
11580 * caller-save.c: Ditto.
11582 * cfgcleanup.c: Ditto.
11583 * cfglayout.c: Ditto.
11585 * combine.c: Ditto.
11586 * combine-stack-adj.c: Ditto.
11590 * df-scan.c: Ditto.
11592 * dwarf2asm.c: Ditto.
11593 * dwarf2out.c: Ditto.
11594 * emit-rtl.c: Ditto.
11600 * function.c: Ditto.
11603 * genpreds.c: Ditto.
11604 * genrecog.c: Ditto.
11606 * ira-costs.c: Ditto.
11607 * ira-lives.c: Ditto.
11609 * loop-iv.c: Ditto.
11610 * lower-subreg.c: Ditto.
11611 * modulo-sched.c: Ditto.
11613 * postreload.c: Ditto.
11614 * print-rtl.c: Ditto.
11616 * reginfo.c: Ditto.
11617 * regmove.c: Ditto.
11618 * reload1.c: Ditto.
11621 * rtlanal.c: Ditto.
11623 * sched-vis.c: Ditto.
11625 * sel-sched-ir.c: Ditto.
11626 * simplify-rtx.c: Ditto.
11627 * targhooks.c: Ditto.
11628 * var-tracking.c: Ditto.
11629 * vmsdbgout.c: Ditto.
11631 2009-06-22 Matthias Klose <doko@ubuntu.com>
11633 * Makefile.in (install-plugin): Always use DESTDIR.
11635 2009-06-22 Olivier Hainque <hainque@adacore.com>
11637 * config/pa/pa.c (output_call): Don't optimize post call jumps
11638 into return address adjustments if the call may throw.
11640 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
11642 * arm.c (thumb1_output_casesi): New function.
11643 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
11644 optimizing for size or PIC.
11645 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
11646 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
11647 (casesi): Handle Thumb-1 when optimizing for size or PIC.
11648 (thumb1_casesi_internal_pic): New expand rule.
11649 (thumb1_casesi_dispatch): New pattern.
11650 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
11652 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
11653 in the text seciton when PIC or optimizing for size.
11654 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
11655 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
11656 preservation properties of code.
11657 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
11658 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
11659 (__gnu_thumb1_case_si): New function.
11660 * t-arm (LIB1ASMSRC): Define here.
11661 (LIB1ASMFUNCS): Add some common functions.
11662 * t-arm-elf (LIB1ASMSRC): Delete.
11663 (LIB1ASMFUNCS): Append to existing set.
11664 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
11665 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
11666 * t-symbian (LIB1ASMFUNCS): Likewise.
11667 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
11668 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
11670 2009-06-21 Richard Guenther <rguenther@suse.de>
11672 PR tree-optimization/38729
11673 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
11674 to loops with a single exit if -fno-expensive-optimizations.
11676 2009-06-21 Jakub Jelinek <jakub@redhat.com>
11678 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
11679 (dataflow_set): Change vars type from htab_t to shared_hash.
11680 (shared_hash_pool, empty_shared_hash): New variables.
11681 (vars_clear): Removed.
11682 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
11683 shared_hash_find_slot_unshare, shared_hash_find_slot,
11684 shared_hash_find_slot_noinsert, shared_hash_find): New
11686 (shared_hash_unshare, shared_hash_destroy): New functions.
11687 (unshare_variable): Unshare set->vars if shared, use
11689 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
11690 (get_init_value, find_src_set_src, dump_dataflow_set,
11691 clobber_variable_part, emit_notes_for_differences): Use
11693 (dataflow_set_init): Remove second argument, set vars to
11694 empty_shared_hash instead of creating a new htab.
11695 (dataflow_set_clear): Call shared_hash_destroy and set vars
11696 to empty_shared_hash instead of calling vars_clear.
11697 (dataflow_set_copy): Don't call vars_copy, instead just share
11698 the src htab with dst.
11699 (variable_union): Use shared_hash_*, use initially NO_INSERT
11700 lookup if set->vars is shared. Don't keep slot cleared before
11701 calling unshare_variable. Unshare set->vars if needed.
11702 Even ->refcount == 1 vars must be unshared if set->vars is shared
11703 and var needs to be modified.
11704 (variable_canonicalize): New function.
11705 (dataflow_set_union): If dst->vars is empty, just share src->vars
11706 with dst->vars and traverse with variable_canonicalize to canonicalize
11707 and unshare what is needed.
11708 (dataflow_set_different): If old_set and new_set use the same shared
11709 htab, they aren't different. If number of htab elements is different,
11710 htabs are different. Use shared_hash_*.
11711 (dataflow_set_destroy): Call shared_hash_destroy instead of
11713 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
11714 second argument to dataflow_set_init.
11715 (vt_initialize): Likewise. Initialize shared_hash_pool and
11716 empty_shared_hash, move bb in/out initialization afterwards.
11717 Use variable_htab_free instead of NULL as changed_variables del hook.
11718 (variable_was_changed): Change type of second argument to pointer to
11719 dataflow_set. When inserting var into changed_variables, bump
11720 refcount. Unshare set->vars if set is shared htab and slot needs to
11722 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
11723 lookup if set->vars is shared. Unshare set->vars if needed.
11724 Even ->refcount == 1 vars must be unshared if set->vars is shared
11725 and var needs to be modified. Adjust variable_was_changed caller.
11726 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
11727 vars must be unshared if set->vars is shared and var needs to be
11728 modified. Adjust variable_was_changed caller.
11729 (emit_note_insn_var_location): Don't pool_free var.
11730 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
11732 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
11733 free_alloc_pool on shared_hash_pool.
11735 2009-06-20 Anthony Green <green@moxielogic.com>
11737 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
11738 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
11740 2009-06-20 Richard Guenther <rguenther@suse.de>
11742 * tree-ssa-structalias.c (find_func_aliases): For memset use
11743 a constraint from NULL if we memset to zero.
11744 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
11745 we explicitly handle that do not read from memory.
11746 (call_may_clobber_ref_p_1): Properly handle builtins that may
11749 2009-06-20 Richard Guenther <rguenther@suse.de>
11751 PR tree-optimization/40495
11752 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
11753 (new_scalar_tmp_constraint_exp): New function.
11754 (process_constraint): Do not create temporary decls.
11755 (process_all_all_constraints): Likewise.
11756 (handle_const_call): Likewise.
11757 (create_function_info_for): Do not set decl.
11759 2009-06-19 Ian Lance Taylor <iant@google.com>
11761 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
11762 (rs6000_attribute_table): Make static; move before use.
11764 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
11766 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
11767 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
11768 Propagate the TREE_READONLY flag without overwriting it.
11769 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
11770 Propagate the TREE_READONLY flag onto the result.
11771 (process_call_operands): Move around. Use correct constant value.
11773 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11776 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
11777 * config/arm/arm.md: Likewise.
11779 2009-06-19 Ian Lance Taylor <iant@google.com>
11781 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
11782 to GIMPLE_ERROR_MARK.
11784 * c-typeck.c (build_conditional_expr): Add op1_original_type and
11785 op2_original_type parameters. Warn about using different enum types.
11786 * c-parser.c (c_parser_conditional_expression): Pass original
11787 types to build_conditional_expr.
11788 * c-tree.h (build_conditional_expr): Update declaration.
11790 2009-06-19 Ian Lance Taylor <iant@google.com>
11792 * config/i386/i386.c (ix86_function_specific_save): Test that
11793 fields match values, rather than testing the values are in a
11796 2009-06-19 Richard Guenther <rguenther@suse.de>
11798 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
11799 ADDR_EXPR pointers.
11800 (ptr_derefs_may_alias_p): Likewise.
11801 (ptr_deref_may_alias_ref_p_1): New function.
11802 (ptr_deref_may_alias_ref_p): Likewise.
11803 (ref_maybe_used_by_call_p_1): Handle builtins that are not
11804 covered by looking at the ESCAPED solution.
11805 (call_may_clobber_ref_p_1): Likewise.
11806 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
11807 Handle NULL_TREE offset. Do not produce redundant constraints.
11808 (process_all_all_constraints): New helper function.
11809 (do_structure_copy): Use it.
11810 (handle_lhs_call): Likewise.
11811 (find_func_aliases): Handle some builtins with pointer arguments
11812 and/or return values explicitly.
11814 2009-06-19 Ian Lance Taylor <iant@google.com>
11816 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
11818 2009-06-19 Ian Lance Taylor <iant@google.com>
11820 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
11822 2009-06-19 Ian Lance Taylor <iant@google.com>
11824 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
11825 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
11828 * c-decl.c (finish_decl): If -Wc++-compat, warn about
11829 uninitialized const.
11831 2009-06-19 Ian Lance Taylor <iant@google.com>
11833 * dse.c (struct store_info): Rename bitmap field to bmap. Change
11836 * c-decl.c (in_struct, struct_types): Remove.
11837 (struct c_binding): Add in_struct field.
11838 (c_binding_ptr): Define type, along with VEC.
11839 (struct c_struct_parse_info): Define.
11840 (struct_parse_info): New static variable.
11841 (bind): Initialize in_struct field.
11842 (start_struct): Remove enclosing_in_struct and
11843 enclosing_struct_types parameters. Add
11844 enclosing_struct_parse_info parameter. Change all callers. Set
11845 struct_parse_info rather than in_struct and struct_types.
11846 (grokfield): If -Wc++-compat and there is a symbol binding for the
11847 field name, set the in_struct flag and push it on the
11848 struct_parse_info->fields vector.
11849 (warn_cxx_compat_finish_struct): New static function.
11850 (finish_struct): Remove enclosing_in_struct and
11851 enclosing_struct_types parameters. Add
11852 enclosing_struct_parse_info parameter. Change all callers. Don't
11853 set C_TYPE_DEFINED_IN_STRUCT here. Call
11854 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
11855 parameter. Only push on struct_types if warn_cxx_compat.
11856 (finish_enum): Only push on struct_types if warn_cxx_compat.
11857 (declspecs_add_type): Add loc parameter. Change all callers.
11858 Change all error calls to error_at. Pass loc, not input_location,
11859 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
11860 defined in a struct. If -Wc++-compat and parsing a struct, record
11861 that a typedef name was used.
11862 * c-parser.c (c_parser_declspecs): Get location to pass to
11863 declspecs_add_type.
11864 (c_parser_struct_or_union_specifier): Update calls to start_struct
11866 * c-tree.h (struct c_struct_parse_info): Declare.
11867 (finish_struct, start_struct): Update declarations.
11868 (declspecs_add_type): Update declaration.
11870 2009-06-19 Ian Lance Taylor <iant@google.com>
11872 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
11873 variable with an anonymous type.
11875 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
11877 * see.c: Remove for real.
11879 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
11881 * optabs.h (enum optab_index): Add new OTI_significand.
11882 (significand_optab): Define corresponding macro.
11883 * optabs.c (init_optabs): Initialize significand_optab.
11884 * genopinit.c (optabs): Implement significand_optab using
11885 significand?f2 patterns.
11886 * builtins.c (expand_builtin_mathfn): Handle
11887 BUILT_IN_SIGNIFICAND{,F,L}.
11888 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
11889 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
11891 * config/i386/i386.md (significandxf2, significand<mode>2): New
11892 expanders to implement significandf, significand and significandl
11893 built-ins as inline x87 intrinsics.
11895 2009-06-18 Anatoly Sokolov <aesok@post.ru>
11897 * config/avr/avr.c (avr_override_options): Remove setting value of
11898 PARAM_INLINE_CALL_COST.
11900 2009-06-18 Richard Henderson <rth@redhat.com>
11903 * tree-pass.h (TDF_ASMNAME): New.
11904 * tree-dump.c (dump_options): Add asmname.
11905 * doc/invoke.texi: Document it.
11907 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
11908 (dump_decl_name): ...here.
11909 (dump_function_name): New flags arg; mind TDF_ASMNAME.
11910 (dump_generic_node): Update dump_function_name calls.
11911 (print_call_name): New flags arg; update all dump calls.
11912 * diagnostic.h (print_call_name): Update.
11913 * gimple-pretty-print.c (dump_gimple_call): Update.
11915 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
11918 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
11920 2009-06-18 Diego Novillo <dnovillo@google.com>
11922 * doc/plugins.texi: Document plugin_is_GPL_compatible.
11923 * plugin.c (str_license): Declare.
11924 (try_init_one_plugin): Assert that the symbol
11925 'plugin_is_GPL_compatible' exists.
11927 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
11930 * Makefile.in (OBJS-common): Remove see.o.
11932 * common.opt (fsee): Mark as preserved for backward compatibility.
11933 * opts.c (common_handle_option): Add OPT_fsee to the backward
11934 compatibility section.
11935 * passes.c (init_optimization_passes, pass_see): Remove pass.
11936 * timevar.def (TV_SEE): Remove.
11937 * tree-pass.h (pass_see): Remove declaration.
11938 * doc/invoke.texi (-fsee): Remove documentation.
11940 2009-06-18 Martin Jambor <mjambor@suse.cz>
11942 * tree-sra.c: Include statistics.h
11943 (sra_stats): New variable.
11944 (sra_initialize): Clear sra_stats.
11945 (create_access_replacement): Increment sra_stats.replacements.
11946 (get_access_replacement): Do not return twice.
11947 (analyze_all_variable_accesses): Increment statistics counter by the
11948 number of scalarized aggregates.
11949 (generate_subtree_copies): Increment sra_stats.subtree_copies.
11950 (sra_modify_expr): Increment sra_stats.exprs.
11951 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
11952 (sra_modify_assign): Increment sra_stats.exprs,
11953 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
11954 (perform_intra_sra): Update statistics counters.
11955 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
11957 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
11959 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
11960 (arm_scalar_mode_supported_p): New function.
11962 2009-06-18 Paul Brook <paul@codesourcery.com>
11963 Sandra Loosemore <sandra@codesourcery.com>
11965 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
11966 (__extendhfsf2, __truncsfhf2): Define.
11967 * config/arm/fp16.c: New file.
11968 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
11969 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
11971 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
11973 * doc/extend.texi (Half-Precision): New section.
11974 * doc/invoke.texi (Option Summary): List -mfp16-format.
11975 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
11976 * config/arm/arm.opt (mfp16-format=): New.
11977 * config/arm/arm.c: Include intl.h.
11978 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
11979 (TARGET_INVALID_RETURN_TYPE): Redefine.
11980 (TARGET_PROMOTED_TYPE): Redefine.
11981 (TARGET_CONVERT_TO_TYPE): Redefine.
11982 (arm_fp16_format): Define.
11983 (all_fpus): Add entry for neon-fp16.
11984 (fp_model_for_fpu): Likewise.
11985 (struct fp16_format): Declare.
11986 (all_fp16_formats): Define.
11987 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
11989 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
11991 (arm_legitimate_index_p): Treat HFmode like HImode.
11992 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
11993 (coproc_secondary_reload_class): Special-case HFmode.
11994 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
11995 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
11996 (arm_init_fp16_builtins): New.
11997 (arm_init_builtins): Call it.
11998 (arm_invalid_parameter_type): New.
11999 (arm_invalid_return_type): New.
12000 (arm_promoted_type): New.
12001 (arm_convert_to_type).
12002 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
12004 (arm_emit_fp16_const): New function.
12005 (arm_mangle_type): Mangle __fp16 as "Dh".
12006 * config/arm/arm.h (TARGET_VFPD32): Make it know about
12008 (TARGET_NEON_FP16): New.
12009 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
12010 (enum fputype): Add FPUTYPE_NEON_FP16.
12011 (enum arm_fp16_format_type): Declare.
12012 (arm_fp16_format): Declare.
12013 (LARGEST_EXPONENT_IS_NORMAL): Define.
12014 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
12015 * config/arm/arm-modes.def (HFmode): Define.
12016 * config/arm/vfp.md: (*movhf_vfp): New.
12017 (extendhfsf2): New.
12019 * config/arm/arm.md: (fpu): Add neon_fp16.
12020 (floatsihf2, floatdihf2): New.
12021 (fix_trunchfsi2, fix_trunchfdi2): New.
12023 (extendhfdf2): New.
12025 (*arm32_movhf): New.
12026 (*thumb1_movhf): New.
12027 (consttable_2): Add check for HFmode constants.
12028 (consttable_4): Handle HFmode constants.
12030 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
12032 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
12034 2009-06-17 Olivier Hainque <hainque@adacore.com>
12036 * collect2.c (main): Use CONST_CAST2 to perform char ** to
12037 const char ** conversion in AIX specific section.
12039 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
12041 * config/i386/i386.c (ix86_special_builtin_type): Remove
12042 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
12043 (bdesc_special_args): Updated.
12044 (ix86_init_mmx_sse_builtins): Likewise.
12045 (ix86_expand_special_args_builtin): Likewise.
12047 2009-06-17 Richard Henderson <rth@redhat.com>
12049 * tree-pretty-print.c (maybe_dump_asm_name): New.
12050 (dump_decl_name): Use it.
12051 (PRINT_FUNCTION_NAME): Merge into...
12052 (dump_function_name): ... here. Use maybe_dump_asm_name.
12054 2009-06-17 Cary Coutant <ccoutant@google.com>
12056 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
12058 * debug.c (struct gcc_debug_hooks): Change placeholder for
12060 (debug_nothing_int_charstar_int): Replaced by...
12061 (debug_nothing_int_charstar_int_bool): ...this.
12062 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
12063 source_line prototype.
12064 (debug_nothing_int_charstar_int): Replaced by...
12065 (debug_nothing_int_charstar_int_bool): ...this.
12066 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
12067 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
12068 Output is_stmt operand when necessary.
12069 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
12070 (notice_source_line): Add is_stmt parameter.
12071 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
12072 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
12074 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
12075 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
12077 2009-06-17 Ian Lance Taylor <iant@google.com>
12079 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
12081 (struct store_by_pieces_d): Rename from store_by_pieces. Change
12084 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
12086 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
12087 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
12088 tree_strip_sign_nop_conversions and
12089 tree_ssa_strip_useless_type_conversions rather than stripping
12090 the operations here.
12091 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
12093 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
12094 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
12095 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
12096 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
12099 2009-06-17 Michael Eager <eager@eagercon.com>
12101 * config/rs6000/constraints.md (register_constraint "d"): New.
12102 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
12103 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
12104 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
12105 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
12106 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
12107 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
12108 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
12109 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
12110 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
12111 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
12113 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
12114 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
12115 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
12116 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
12117 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
12118 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
12119 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
12120 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
12121 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
12122 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
12123 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
12124 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
12125 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
12126 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
12128 2009-06-16 Ian Lance Taylor <iant@google.com>
12130 * profile.c (total_num_never_executed): Don't define.
12131 (compute_branch_probabilities): Don't count or print
12132 num_never_executed.
12133 (init_branch_prob): Don't set total_num_never_executed.
12134 (end_branch_prob): Don't print total_num_never_executed.
12136 2009-06-17 David Daney <ddaney@caviumnetworks.com>
12138 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
12140 2009-06-17 David Edelsohn <edelsohn@gnu.org>
12142 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
12143 (nabstd2_fpr): Same.
12145 2009-06-17 Steve Ellcey <sje@cup.hp.com>
12147 * expr.c (expand_assignment): Change complex type check.
12149 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
12151 * doc/plugins.texi (Building GCC plugins): Added new section.
12153 2009-06-17 Ian Lance Taylor <iant@google.com>
12155 * c-pch.c (get_ident): Don't set size of templ array.
12156 (pch_init): Don't set size of partial_pch array.
12158 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
12159 string constant to intialize an array whose size is the length of
12162 2009-06-17 Richard Guenther <rguenther@suse.de>
12164 PR tree-optimization/40389
12165 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
12166 to addressable types.
12167 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
12169 2009-06-17 Richard Guenther <rguenther@suse.de>
12171 PR middle-end/40460
12172 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
12173 if there is no evolution of left in the loop bail out.
12174 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
12175 chrec_fold_multiply.
12177 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
12178 Janis Johnson <janis187@us.ibm.com>
12181 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
12182 for the symbol ref of a constant that is the source of a move
12183 - nor for any other not-obvious-label-ref constants.
12185 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
12187 * plugin.c (position_pass): Skip newly inserted pass during list
12188 traversal to avoid repeated insertion.
12190 2009-06-16 Ian Lance Taylor <iant@google.com>
12192 * vec.h (VEC_stack_alloc): Define different version if
12193 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
12194 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
12195 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
12196 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
12198 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
12200 * config.gcc (extra_headers): Add ia32intrin.h for x86.
12202 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
12203 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
12204 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
12205 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
12206 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
12207 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
12208 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
12209 (bdesc_special_args): Add __builtin_ia32_rdtsc and
12210 __builtin_ia32_rdtscp.
12211 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
12212 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
12213 and __builtin_ia32_rorhi.
12214 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
12215 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
12216 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
12217 (ix86_expand_args_builtin): Likewise.
12218 (ix86_expand_special_args_builtin): Likewise.
12220 * config/i386/i386.md (UNSPECV_RDTSCP): New.
12221 (UNSPECV_RDTSC): Likewise.
12222 (UNSPECV_RDPMC): Likewise.
12223 (*bsr): Renamed to ...
12225 (*bsr_rex64): Renamed to ...
12228 (*rdpmc): Likewise.
12229 (*rdpmc_rex64): Likewise.
12231 (*rdtsc): Likewise.
12232 (*rdtsc_rex64): Likewise.
12233 (rdtscp): Likewise.
12234 (*rdtscp): Likewise.
12235 (*rdtscp_rex64): Likewise.
12237 * config/i386/ia32intrin.h: New.
12239 * config/i386/x86intrin.h: Include <ia32intrin.h>.
12241 2009-06-16 Ian Lance Taylor <iant@google.com>
12243 * ira-build.c (copy_info_to_removed_store_destinations):
12244 Initialize parent_a.
12246 2009-06-16 Ian Lance Taylor <iant@google.com>
12248 * c-decl.c (grokdeclarator): Change size_varies to bool.
12250 2009-06-16 Ian Lance Taylor <iant@google.com>
12252 * sel-sched.c: Make forward declarations of move_op_hooks and
12253 fur_hooks explicitly extern.
12255 2009-06-16 Ian Lance Taylor <iant@google.com>
12257 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
12258 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
12260 2009-06-16 Ian Lance Taylor <iant@google.com>
12262 * resource.c (mark_referenced_resources): Change
12263 include_delayed_effects parameter to bool. Change all callers.
12264 (mark_end_of_function_resources): Likewise.
12265 * reorg.c (insn_references_resource_p): Likewise.
12266 (insn_sets_resource_p): Likewise.
12267 * resource.h (mark_referenced_resources): Update declaration.
12268 (mark_end_of_function_resources): Update declaration.
12270 2009-06-16 David Edelsohn <edelsohn@gnu.org>
12272 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
12274 2009-06-16 David Edelsohn <edelsohn@gnu.org>
12276 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
12277 GCC can bootstrap on AIX with GNU Binutils 2.20.
12279 2009-06-16 Ian Lance Taylor <iant@google.com>
12281 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
12283 2009-06-16 Ian Lance Taylor <iant@google.com>
12285 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
12286 inline, not extern inline.
12287 (exact_log2): Likewise.
12288 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
12290 (exact_log2): Likewise, but don't test CTZ_HWI.
12292 2009-06-16 Ian Lance Taylor <iant@google.com>
12294 * bitmap.c (bitmap_clear): Don't declare as inline.
12295 * gimple.c (gimplify_assign): Likewise.
12296 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
12297 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
12298 (sched_scan_info): Remove duplicate definition.
12300 2009-06-16 Ian Lance Taylor <iant@google.com>
12302 * c-common.c (skip_evaluation): Don't define.
12303 (c_inhibit_evaluation_warnings): Define global variable.
12304 (overflow_warning): Check c_inhibit_evaluation_warnings rather
12305 than skip_evaluation.
12306 (convert_and_check, warn_for_div_by_zero): Likewise.
12307 * c-common.h (skip_evaluation): Don't declare.
12308 (c_inhibit_evaluation_warnings): Declare.
12309 * c-parser.c (c_parser_typeof_specifier): Set
12310 c_inhibit_evaluation_warnings rather than skip_evaluation.
12311 (c_parser_conditional_expression): Likewise.
12312 (c_parser_binary_expression): Likewise.
12313 (c_parser_sizeof_expression): Likewise.
12314 (c_parser_alignof_expression): Likewise.
12315 * c-typeck.c (build_indirect_ref): Check
12316 c_inhibit_evaluation_warnings rather than skip_evaluation.
12317 (build_conditional_expr, build_binary_op): Likewise.
12319 2009-06-16 Richard Guenther <rguenther@suse.de>
12321 * tree-ssa-alias.c (is_escape_site): Remove.
12322 * tree-ssa-alias.h (enum escape_type): Remove.
12323 (is_escape_site): Likewise.
12324 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
12325 via casts and asms without deferring to is_escape_site.
12327 2009-06-16 Jakub Jelinek <jakub@redhat.com>
12329 PR middle-end/40446
12330 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
12331 use gen_lowpart if op0 has complex mode.
12333 2009-06-16 Richard Guenther <rguenther@suse.de>
12335 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
12336 variables add them to ESCAPED.
12337 (find_func_aliases): Do not make all indirectly stored values escaped.
12339 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
12341 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
12342 make_decl_one_only.
12344 2009-06-16 Martin Jambor <mjambor@suse.cz>
12346 PR tree-optimization/40432
12347 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
12348 check whether we need to force gimple register operand.
12350 2009-06-16 Martin Jambor <mjambor@suse.cz>
12352 PR tree-optimization/40413
12353 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
12354 build_ref_for_offset.
12355 (propagate_subacesses_accross_link): Fix a typo in a comment.
12357 2009-06-16 Ira Rosen <irar@il.ibm.com>
12359 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
12360 with additional parameter.
12361 * tree-vectorizer.h (enum vect_def_type): Add new value
12363 (enum vect_relevant): Add comments.
12364 (vect_is_simple_reduction): Add new argument.
12365 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
12366 Detect nested cycles.
12367 (vect_is_simple_reduction): Update documentation, add an argument to
12368 distinguish inner-loop reduction from nested cycle, detect nested
12369 cycles, fix printings and indentation, don't swap operands in case
12371 (get_initial_def_for_reduction): Handle subtraction.
12372 (vect_create_epilog_for_reduction): Add new argument to specify
12373 reduction variable.
12374 (vect_finalize_reduction): Handle subtraction, fix comments.
12375 (vectorizable_reduction): Handle nested cycles. In case of nested
12376 cycle keep track of the reduction variable position. Call
12377 vect_is_simple_reduction with additional parameter. Use original
12378 statement code in reduction epilogue for nested cycle. Call
12379 vect_create_epilog_for_reduction with additional parameter.
12380 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
12381 inner-loop vectorization.
12382 (vect_recog_widen_sum_pattern): Likewise.
12383 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
12385 (vect_mark_stmts_to_be_vectorized): Likewise.
12386 (vect_get_vec_def_for_operand): Handle nested cycles.
12388 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12390 * doc/invoke.texi (Debugging Options): Fix option index entries
12391 for -fdump-statistics, -frandom-seed add entries for
12392 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
12393 (FRV Options): Fix entries for -mTLS, -mtls.
12394 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
12395 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
12396 (M68hc1x Options): Fix @itemx for -mnominmax.
12397 (MCore Options): Fix entry for -mno-lsim.
12398 (MMIX Options): Fix entry for -mabi=mmixware.
12399 (PDP-11 Options): Fix entry for -mbcopy-builtin.
12401 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
12403 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
12404 Mention the plugin mode of gengtype.
12405 * doc/gty.texi (Source Files Containing Type Information): Likewise.
12406 * gengtype.c: Updated copyright.
12407 (plugin_files, nb_plugin_files) Added new static variables.
12408 (measure_input_list) Care about plugin_files.
12409 (write_rtx_next): Added early return in plugin mode.
12410 (create_file): Updated copyright year in generated file. Added
12412 (oprintf): Added early return if NULL outf.
12413 (get_output_file_with_visibility): Care of plugin_files.
12414 (get_output_file_name): May return null.
12415 (write_local): Added early return.
12416 (put_mangled_filename): Ditto.
12417 (finish_root_table): Added check for base_files.
12418 (write_roots): Care about null when plugins.
12419 (main): Added plugin mode.
12421 2009-06-15 Ian Lance Taylor <iant@google.com>
12423 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
12424 * gcov.c (read_count_file): Add braces around variables declared
12427 * c.opt (Wjump-misses-init): New warning.
12428 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
12429 -Wall and -Wc++-compat if not already set.
12430 (c_common_post_options): Clear warn_jump_misses_init if it was not
12432 * c-decl.c (struct c_binding): Change type field to a union with
12433 new label field. Make it the first field in the struct. Update
12434 references to type to use u.type instead.
12435 (struct c_spot_bindings): Define.
12436 (struct c_goto_bindings): Define.
12437 (c_goto_bindings_p): Define, along with VECs.
12438 (struct c_label_vars): Define.
12439 (struct c_scope): Add has_label_bindings field.
12440 (bind_label, set_spot_bindings): New static functions.
12441 (decl_jump_unsafe, update_spot_bindings): New static functions.
12442 (update_label_decls): New static function.
12443 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
12444 Update binding u.label field to shadowed field.
12445 (c_binding_start_stmt_expr): New function.
12446 (c_binding_end_stmt_expr): New function.
12447 (pushdecl): Don't call c_begin_vm_scope.
12448 (make_label): Add defining and p_label_vars parameters. Change
12450 (lookup_label): Correct test for whether a label has not yet been
12451 defined. Call bind_label rather than bind.
12452 (warn_about_goto): New static function.
12453 (lookup_label_for_goto): New function.
12454 (declare_label): Call bind_label rather than bind.
12455 (check_earlier_gotos): New static function.
12456 (define_label): Don't give errors about jumping into statement
12457 expressions or scopes of variably modified types. Call
12458 set_spot_bindings and check_earlier_gotos. Call bind_label
12459 instead of bind. Don't set label_context_stack_se or
12460 label_context_stack_vm.
12461 (c_get_switch_bindings): New function.
12462 (c_release_switch_bindings): New function.
12463 (c_check_switch_jump_warnings): New function.
12464 (start_function): Don't set label_context_stack_se or
12465 label_context_stack_vm.
12466 (finish_function): Likewise.
12467 * c-typeck.c (label_context_stack_se): Don't define.
12468 (label_context_stack_vm): Don't define.
12469 (c_finish_goto_label): Call lookup_label_for_goto rather than
12470 lookup_label. Don't give errors about jumping into a statement
12471 expression or the scope of a variably modified type. Don't set
12472 label_context_stack_se or label_context_stack_vm.
12473 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
12474 fields. Add bindings field.
12475 (c_start_case): Don't set deleted fields. Set bindings field.
12476 (do_case): Rework order of tests. Don't check blocked_stmt_expr
12477 or blocked_vm. Call c_check_switch_jump_warnings.
12478 (c_finish_case): Don't test blocked_stmt_expr field. Call
12479 c_release_switch_bindings.
12480 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
12481 c_switch_stack. Don't walk label_context_stack_se labels. Don't
12482 set label_context_stack_se. Call c_bindings_start_stmt_expr.
12483 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
12484 c_switch_stack. Don't walk label_context_stack_se labels. Don't
12485 set label_context_stack_se. Call c_bindings_end_stmt_expr.
12486 (c_begin_vm_scope, c_end_vm_scope): Don't define.
12487 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
12488 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
12489 (C_DECL_UNJUMPABLE_VM): Don't define.
12490 (C_DECL_UNDEFINABLE_VM): Don't define.
12491 (struct c_label_list): Don't define.
12492 (struct c_label_context_se): Don't define.
12493 (struct c_label_context_vm): Don't define.
12494 (struct c_spot_bindings): Declare.
12495 (c_bindings_start_stmt_expr): Declare.
12496 (c_bindings_end_stmt_expr): Declare.
12497 (lookup_label_for_goto): Declare.
12498 (c_get_switch_bindings, c_release_switch_bindings): Declare.
12499 (c_check_switch_jump_warnings): Declare.
12500 (label_context_stack_se, label_context_stack_vm): Don't declare.
12501 (c_finish_goto_label): Update declaration.
12502 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
12503 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
12504 (Warning Options): Document -Wjump-misses-init.
12506 2009-06-15 Jakub Jelinek <jakub@redhat.com>
12508 * tree-object-size.c (addr_object_size): Fix a pasto in the last
12511 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
12513 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
12515 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
12517 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
12519 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
12521 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
12523 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
12525 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
12526 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
12527 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
12528 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
12529 * dwarf2asm.c (dw2_force_const_mem): Update call to
12530 make_decl_one_only.
12531 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
12532 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
12533 * langhooks.c (lhd_comdat_group): Remove.
12534 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
12535 * tree.h (DECL_COMDAT_GROUP): New.
12536 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
12537 (tree_decl_with_vis): Add comdat_group. Remove one_only.
12538 (make_decl_one_only): Change signature.
12539 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
12540 make_decl_one_only.
12541 (make_decl_one_only): Change signature.
12542 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
12544 2009-06-15 Richard Guenther <rguenther@suse.de>
12546 PR middle-end/40439
12547 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
12549 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12551 * tree-ssa-math-opts.c: Remove extra divide.
12553 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12555 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
12557 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12559 * passes.c: Add bswap pass.
12560 * tree-pass.h: Add pass_optimize_bswap declaration.
12561 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
12562 Include rtl.h, expr.h and optabs.h for optab_handler check.
12563 (struct symbolic_number, pass_optimize_bswap): New definition.
12564 (do_shift_rotate, verify_symbolic_number_p): New functions.
12565 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
12566 (gate_optimize_bswap): New function.
12567 * tree.c (widest_int_cst_value): New function.
12568 * tree.h (widest_int_cst_value): Prototype added.
12570 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
12572 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
12573 REG_EQUAL/REG_EQUIV notes.
12575 2009-06-14 Richard Guenther <rguenther@suse.de>
12577 PR middle-end/40389
12578 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
12579 has its address taken if NRV was applied and it is addressable.
12580 * tree-ssa-structalias.c (get_constraint_for_address_of): New
12581 function split out from ...
12582 (get_constraint_for_1): ... here.
12583 (handle_rhs_call): Use it to mark the return slot escaped if
12584 it is addressable and NRV was applied.
12586 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
12588 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
12589 Change first argument type to location_t.
12590 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
12591 Do not set input_location.
12592 Use loc instead of input_location throughout.
12594 2009-06-13 Richard Guenther <rguenther@suse.de>
12596 PR tree-optimization/40421
12597 * tree-predcom.c (should_unroll_loop_p): Remove.
12598 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
12600 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
12602 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
12603 Add location argument.
12605 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
12607 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
12609 * config/s390/s390.c (s390_build_builtin_va_list): Same.
12610 (s390_gimplify_va_arg): Pass location to create_artificial_label.
12611 * config/spu/spu-protos.h: Add location to
12612 spu_resolve_overloaded_builtin.
12613 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
12614 spu_build_builtin_va_list.
12615 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
12616 argument. Pass location to build_function_call_vec.
12617 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
12619 (emit_fpu_switch): Same.
12620 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
12621 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
12622 to build_decl and create_artificial_label.
12623 (xtensa_gimplify_va_arg_expr): Same.
12624 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
12625 (xstormy16_gimplify_va_arg_expr): Same.
12626 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
12627 * config/arm/arm.c (arm_build_builtin_va_list): Same.
12628 * config/mips/mips.c (mips_build_builtin_va_list): Same.
12629 (mips16_build_function_stub): Same.
12630 (mips16_build_call_stub): Same.
12632 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
12635 * arm/constraints.md (Pa, Pb): New constraints.
12636 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
12637 split pattern to deal with them.
12639 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
12641 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
12642 fix index entry for -Xpreprocessor.
12644 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
12646 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
12647 Add location argument to build_decl call.
12648 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
12649 (rs6000_init_builtins): Same.
12650 (spe_init_builtins): Same.
12651 (rs6000_gimplify_va_arg): Add location argument to
12652 create_artificial_label call.
12654 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
12656 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
12657 * combine-stack-adj.c (pass_stack_adjustments): Use it.
12658 * Makefile.in: Fix GGC dependency for gcse.o.
12660 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
12662 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
12663 * gimple-pretty-print.c (dump_gimple_stmt): Same.
12664 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
12666 * c-parser.c (c_parser_binary_expression): Use current column while
12667 building binary operations.
12668 * common.opt (fshow-column): Enable by default.
12669 * tree-vrp.c (check_array_ref): Use warning_at.
12670 (check_array_bounds): Use location from call back if expr has no
12672 * tree.h: Add location argument to maybe_fold_*.
12673 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
12674 (maybe_fold_offset_to_array_ref): Add location argument and use it.
12675 (maybe_fold_offset_to_component_ref): Same.
12676 (maybe_fold_offset_to_reference): Same.
12677 (maybe_fold_offset_to_address): Same.
12678 (maybe_fold_stmt_indirect): Same.
12679 (maybe_fold_stmt_addition): Same.
12680 (fold_stmt_r): Pass location to maybe_fold_*.
12681 (fold_gimple_assign): Same.
12682 * c-tree.h: Add location argument to finish_decl,
12683 default_function_array_conversion, store_init_value.
12684 * c-decl.c (define_label): Use error_at.
12685 (c_make_fname_decl): Pass location to finish_decl.
12686 (finish_decl): New location argument.
12687 (build_compound_literal): Pass location to store_init_value.
12688 (grokdeclarator): Pass location to finish_decl.
12690 * c-typeck.c (array_to_pointer_conversion): New location argument.
12691 (function_to_pointer_conversion): Same.
12692 (default_function_array_conversion): Same.
12693 (parser_build_unary_op): Pass location to overflow_warning.
12694 (parser_build_binary_op): Same. Use warning_at.
12695 (build_unary_op): Pass location to array_to_pointer_conversion.
12696 (build_c_cast): Pass location to digest_init.
12697 (build_modify_expr): New location argument.
12698 (convert_for_assignment): Same.
12699 (store_init_value): Same.
12700 (digest_init): Same.
12701 (output_init_element): Pass location to digest_init and
12702 array_to_pointer_conversion.
12703 (c_finish_return): Pass location to convert_for_assignment.
12704 * gimplify.c (gimplify_conversion): Pass location to
12705 maybe_fold_offset_to_address.
12706 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
12707 to maybe_fold_stmt_addition.
12708 * c-omp.c (c_finish_omp_atomic): Pass new location to
12710 (c_finish_omp_for): Same.
12711 * c-common.c (overflow_warning): New argument.
12712 * c-common.h: New argument to build_modify_expr, overflow_warning.
12713 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
12715 (c_parser_initializer): Pass location to
12716 default_function_array_conversion.
12717 (c_parser_initelt): Same.
12718 (c_parser_initval): Same.
12719 (c_parser_asm_operands): Same.
12720 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
12721 (c_parser_conditional_expression): Same.
12722 (c_parser_binary_expression): Add location info to stack. Use it.
12723 (c_parser_unary_expression): Pass location to
12724 default_function_array_conversion, parser_build_unary_op,
12725 build_indirect_ref, c_parser_postfix_expression_after_primary.
12726 (c_parser_postfix_expression_after_primary): New location argument.
12728 (c_parser_expression_conv): Pass location to
12729 default_function_array_conversion.
12730 (c_parser_expr_list): Same.
12731 (c_parser_omp_atomic): Same.
12732 (c_parser_omp_for_loop): Same.
12733 * c-tree.h: (struct c_declarator): Add comment to id_loc.
12734 (build_array_declarator): New argument.
12735 * c-decl.c (build_array_declarator): Add location argument.
12736 (grokdeclarator): Set id_loc for cdk_array.
12737 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
12738 build_array_declarator.
12739 * tree.c (build_omp_clause): Add location argument.
12740 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
12741 (OMP_CLAUSE_LOCATION): New macro.
12742 (struct tree_omp_clause): Add location field.
12743 (build_omp_clause): Add argument.
12744 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
12745 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
12747 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
12748 (cp_parser_omp_clause_collapse): Same.
12749 (cp_parser_omp_clause_default): Same.
12750 (cp_parser_omp_clause_if): Same.
12751 (cp_parser_omp_clause_nowait): Same.
12752 (cp_parser_omp_clause_num_threads): Same.
12753 (cp_parser_omp_clause_ordered): Same.
12754 (cp_parser_omp_clause_schedule): Same.
12755 (cp_parser_omp_clause_untied): Same.
12756 (cp_parser_omp_for_loop): Same.
12757 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
12758 * c-tree.h (c_start_case): Add location argument.
12759 (c_process_expr_stmt): Same.
12760 (c_finish_goto_*): Same.
12761 * tree-parloops.c (initialize_reductions): Pass location to
12763 (create_parallel_loop): Same.
12764 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
12765 (gfc_trans_omp_reduction_list): Same.
12766 (gfc_trans_omp_clauses): Same.
12767 (gfc_trans_omp_do): Same.
12768 * c-typeck.c (c_finish_goto_label): Same.
12769 (c_finish_goto_ptr): New location argument.
12770 (c_start_case): Same.
12771 (emit_side_effect_warnings): Same.
12772 (c_process_expr_stmt): Same.
12773 (c_finish_stmt_expr): Same.
12774 (c_finish_omp_clauses): Use error_at instead of error.
12775 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
12777 * c-omp.c (c_split_parallel_clauses): New location argument.
12778 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
12779 to build_omp_clause.
12780 (convert_local_reference_stmt): Same.
12781 (convert_gimple_call): Same.
12782 * c-common.h (c_split_parallel_clauses): New argument.
12783 * c-parser.c (c_parser_statement_after_labels): Pass location to
12784 c_finish_goto_label.
12785 (c_parser_switch_statement): Pass location to c_start_case.
12786 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
12787 and c_process_expr_stmt.
12788 (c_parser_omp_variable_list): Add location argument.
12789 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
12790 (c_parser_omp_clause_default): Same.
12791 (c_parser_omp_clause_if): Same.
12792 (c_parser_omp_clause_num_threads): Same.
12793 (-c_parser_omp_clause_ordered): Same.
12794 (c_parser_omp_clause_reduction): Pass location to
12795 c_parser_omp_variable_list.
12796 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
12797 (c_parser_omp_clause_untied): Same.
12798 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
12799 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
12801 * c-tree.h (check_for_loop_decls, undeclared_variable,
12802 build_component_ref, build_array_ref, build_external_ref,
12803 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
12804 build_conditional_expr, build_compound_expr, c_cast_expr,
12805 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
12806 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
12808 * c-semantics.c (build_stmt): Same.
12809 (build_case_label): Same.
12810 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
12811 (undeclared_variable): New argument.
12812 (make_label): Same.
12813 (lookup_label): Pass location on down.
12814 (define_label): Same.
12815 (finish_decl): Same.
12816 (build_compound_literal): Same.
12817 (finish_struct): Same.
12818 (finish_function): Do not set location here.
12819 (check_for_loop_decls): New argument.
12820 * tree.c (save_expr): Set location.
12821 (build_empty_stmt): New argument.
12822 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
12823 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
12824 * builtins.c (gimplify_va_arg_expr): Use locations.
12825 (expand_builtin_sync_operation): Same.
12826 * c-typeck.c (build_component_ref): New argument.
12827 (build_array_ref): Same.
12828 (build_external_ref): Same.
12829 (c_expr_sizeof_expr): Same.
12830 (c_expr_sizeof_type): Same.
12831 (parser_build_unary_op): Same.
12832 (build_conditional_expr): Same.
12833 (build_compound_expr): Pass location on down.
12834 (build_compound_expr): New argument.
12835 (build_c_cast): Same.
12836 (c_cast_expr): Same.
12837 (build_asm_expr): Same.
12838 (c_finish_return): Same.
12839 (c_process_expr_stmt): Pass location on down.
12840 (c_finish_stmt_expr): New argument.
12841 (push_clenaup): Same.
12842 (c_finish_omp_parallel): Same.
12843 (c_finish_omp_task): Same.
12844 * gimplify.c (gimplify_call_expr): Pass location on down.
12845 * c-omp.c (c_finish_omp_master): New argument.
12846 (c_finish_omp_critical): Same.
12847 (c_finish_omp_ordered): Same.
12848 (c_finish_omp_barrier): Same.
12849 (-c_finish_omp_taskwait): Same.
12850 (c_finish_omp_atomic): Same.
12851 (c_finish_omp_flush): Same.
12852 * tree-inline.c (copy_tree_body_r): Pass location on down.
12853 (inline_forbidden_p): Remove use of input_location.
12854 * c-gimplify.c (c_build_bind_expr): New argument.
12855 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
12856 (c_sizeof_or_alignof_type): New argument.
12857 (c_alignof_expr): Same.
12858 (build_va_arg): Same.
12859 (c_add_case_label): Same.
12860 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
12861 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
12862 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
12863 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
12864 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
12865 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
12867 * stub-objc.c (objc_build_selector_expr): Same.
12868 (objc_build_throw_stmt): Same.
12869 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
12870 (c_parser_initelt): Same.
12871 (c_parser_compound_statement): Same.
12872 (c_parser_compound_statement_nostart): Same.
12873 (c_parser_label): Same.
12874 (c_parser_statement_after_labels): Same.
12875 (c_parser_if_body): Same.
12876 (c_parser_else_body): Same.
12877 (c_parser_if_statement): Same.
12878 (c_parser_switch_statement): Same.
12879 (c_parser_while_statement): Same.
12880 (c_parser_do_statement): Same.
12881 (c_parser_for_statement): Same.
12882 (c_parser_asm_statement): Same.
12883 (c_parser_conditional_expression): Same.
12884 (c_parser_binary_expression): Same.
12885 (c_parser_cast_expression): Same.
12886 (c_parser_unary_expression): Same.
12887 (c_parser_sizeof_expression): Same.
12888 (c_parser_alignof_expression): Same.
12889 (c_parser_postfix_expression): Same.
12890 (c_parser_expression): Same.
12891 (c_parser_objc_receiver): Same.
12892 (c_parser_omp_variable_list): Same.
12893 (c_parser_omp_structured_block): Same.
12894 (c_parser_omp_atomic): New argument.
12895 (c_parser_omp_barrier): Same.
12896 (c_parser_omp_critical): Same.
12897 (c_parser_omp_flush): Pass location on down.
12898 (c_parser_omp_for_loop): New argument.
12899 (c_parser_omp_for): Same.
12900 (c_parser_omp_master): Same.
12901 (c_parser_omp_ordered): Same.
12902 (c_parser_omp_sections_scope): Same.
12903 (c_parser_omp_sections): Same.
12904 (c_parser_omp_parallel): Same.
12905 (c_parser_omp_single): Same.
12906 (c_parser_omp_task): Same.
12907 (c_parser_omp_taskwait): Pass location on down.
12908 (c_parser_omp_construct): Same.
12909 (c_parser_omp_threadprivate): Same.
12910 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
12911 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
12912 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
12913 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
12914 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
12915 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
12916 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
12917 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
12918 config/i386/i386.c, stmt.c:
12919 Add location argument to the following function definitions and/or
12920 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
12921 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
12922 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
12923 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
12924 do_case, c_finish_bc_stmt, build_compound_literal,
12925 build_function_call.
12926 * c-decl.c (build_compound_literal): Add location argument.
12927 Make all diagnostic calls use location.
12928 (start_struct): Same.
12929 (finish_struct): Same.
12930 (start_enum): Same.
12931 (build_enumerator): Same.
12932 (start_function): Same.
12933 (grokdeclarator): Make all diagnostic calls use location.
12934 (store_parm_decls_oldstyle): Same.
12935 * c-typeck.c (build_function_call): Add location argument.
12936 Make all diagnostic calls use location.
12938 (c_finish_bc_stmt): Same.
12939 * tree-nested.c (get_trampoline_type): Add argument.
12940 Pass location to build_decl.
12941 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
12942 * rtl.h (RTL_LOCATION): New.
12943 * c-common.c (c_add_case_label): Add location argument.
12944 Make all diagnostic calls use location.
12945 * c-common.h: Add location argument to make_fname_decl, do_case,
12946 c_add_case_label, build_function_call, resolve_overloaded_builtin.
12947 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
12948 Set it appropriately for every case. Pass enum_loc to start_enum
12949 call. Pass value_loc first to build_enumerator. Pass enum_loc to
12951 (c_parser_struct_or_union_specifier): Save location. Use it for
12952 start_struct, finish_struct, and parser_xref_tag.
12954 2009-06-12 Ian Lance Taylor <iant@google.com>
12956 * fold-const.c (fold_unary): Rename local variable and to and_expr.
12958 * c-opts.c (c_common_handle_option): For -Wc++-compat set
12959 cpp_opts->warn_cxx_operator_names.
12961 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
12964 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
12965 is returns NULL and OP is a VCE, look through the VCE.
12967 2009-06-12 Ian Lance Taylor <iant@google.com>
12970 * collect2.c (main): Use CONST_CAST2 in code inside #if
12971 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
12973 2009-06-12 Joey Ye <joey.ye@intel.com>
12975 PR middle-end/39146
12976 * cfgexpand.c (get_decl_align_unit): Update
12977 max_used_stack_slot_alignment with align instead of
12978 stack_alignment_needed.
12980 * function.c (assign_stack_local_1): Update
12981 max_used_stack_slot_alignment with alignment_in_bits instead
12982 of stack_alignment_needed.
12983 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
12986 2009-06-12 Jakub Jelinek <jakub@redhat.com>
12988 * dwarf2out.c (last_var_location_insn): New variable.
12989 (dwarf2out_end_epilogue): Clear last_var_location_insn.
12990 (dwarf2out_var_location): Don't record anything after last real
12991 insn. Only change labels if there were any real instructions
12992 in between last note and this one, or if changed sections.
12994 2009-06-11 Richard Henderson <rth@redhat.com>
12996 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
12997 note when storing the frame pointer in a register.
12998 (FRP): Don't redefine to nothing for epilogue.
12999 (alpha_expand_epilogue): Mark register and sp restores.
13000 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
13002 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
13003 when gen_lowpart is needed.
13005 2009-06-11 Richard Henderson <rth@redhat.com>
13007 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
13009 * dwarf2out.c (need_data_align_sf_opcode): New.
13010 (div_data_align): Move earlier.
13011 (def_cfa_1, reg_save): Use it.
13013 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
13015 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
13016 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
13017 (ix86_handle_option): Handle OPT_mcrc32.
13018 (ix86_target_string): Add -mcrc32.
13019 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
13021 * config/i386/i386.h (TARGET_CRC32): New.
13023 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
13024 (sse4_2_crc32di): Likewise.
13026 * config/i386/i386.opt (mcrc32): New.
13028 * doc/invoke.texi: Document -mcrc32.
13030 2009-06-11 Richard Henderson <rth@redhat.com>
13032 * common.opt (gdwarf-): Accept a version number.
13033 * doc/invoke.texi (gdwarf-): Update docs.
13034 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
13035 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
13036 version level, and record it.
13038 * dwarf2.h (DW_CIE_VERSION): Remove.
13039 * dwarf2out.c (DWARF_VERSION): Remove.
13040 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
13041 (output_call_frame_info): Use CIE version 3 for dwarf3,
13042 or if the return register column is out of range for version 1.
13043 (dwarf_stack_op_name): Add all dwarf3 values.
13044 (DEBUG_PUBTYPES_SECTION): New.
13045 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
13046 encoding change for dwarf3.
13047 (output_die) [dw_val_class_die_ref]: Likewise.
13048 (output_compilation_unit_header): Emit correct version for dwarf3.
13049 (output_line_info): Likewise.
13050 (output_pubnames): Update for DWARF_VERSION removal.
13051 (output_aranges): Likewise.
13052 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
13053 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
13054 (dwarf2out_finish): Likewise.
13056 2009-06-11 David Daney <ddaney@caviumnetworks.com>
13058 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
13061 2009-06-11 David Daney <ddaney@caviumnetworks.com>
13064 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
13065 * builtins.c (expand_builtin_unreachable): New function.
13066 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
13067 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
13068 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
13070 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
13071 searching for missing barriers.
13073 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
13075 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
13076 when -fprofile-generate* was passed.
13077 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
13079 2009-06-11 Anthony Green <green@moxielogic.com>
13081 * config/moxie/moxie.md: Define length attribute for all instructions.
13083 (*b<cond:code>): Support limited branch ranges for new PC-relative
13084 branch instructions.
13085 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
13087 2009-06-11 Jakub Jelinek <jakub@redhat.com>
13089 * config/i386/i386.c (min_insn_size): Use get_attr_length
13090 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
13091 For __asm return 0.
13093 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
13094 instead of emit_insn_before.
13096 2009-06-10 Ian Lance Taylor <iant@google.com>
13099 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
13102 2009-06-10 Revital Eres <eres@il.ibm.com>
13104 * passes.c (init_optimization_passes): Reschedule
13105 predictive-commoning pass before complete unroll pass.
13107 2009-06-10 Martin Jambor <mjambor@suse.cz>
13109 * cgraph.c (cgraph_node_can_be_local_p): New function.
13110 (cgraph_make_node_local): New function.
13111 * cgraph.h (cgraph_node_can_be_local_p): Declare.
13112 (cgraph_make_node_local): Declare.
13114 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
13116 * tree.h (tree_base): Add packed_flag and user_align fields.
13117 Decrease size of spare field.
13118 (TYPE_USER_ALIGN): Use user_align from tree_base.
13119 (DECL_USER_ALIGN): Likewise.
13120 (TYPE_PACKED): Use packed_flag from tree_base.
13121 (DECL_PACKED): Likewise.
13122 (tree_type): Delete packed_flag and user_align fields. Widen
13123 precision field. Widen mode field and shuffle fields to align
13124 mode on an 8-bit boundary.
13125 (tree_decl_common): Delete decl_flag_1 and user_align fields.
13126 Renumber decl_flag_* fields. Fix comments. Widen
13127 decl_common_unused field.
13128 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
13129 (DECL_EXTERNAL): Likewise.
13130 (DECL_BIT_FIELD): Likewise.
13131 (DECL_NONADDRESSABLE_P): Likewise.
13132 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
13133 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
13135 2009-06-10 Ian Lance Taylor <iant@google.com>
13137 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
13138 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
13139 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
13140 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
13141 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
13142 DEF_VEC_ALLOC_FUNC_P.
13143 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
13144 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
13145 DEF_VEC_ALLOC_FUNC_O.
13146 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
13147 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
13148 DEF_VEC_ALLOC_FUNC_I.
13149 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
13150 (vec_stack_p_reserve_exact_1): Declare.
13151 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
13152 (vec_stack_free): Declare.
13153 (VEC_stack_alloc): Define.
13154 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
13155 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
13156 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
13157 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
13159 (stack_vecs): New static variable.
13160 (vec_stack_p_reserve_exact_1): New function.
13161 (vec_stack_o_reserve_1): New static function.
13162 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
13163 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
13164 (vec_stack_free): New function.
13165 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
13166 (VEC_df_ref_stack_alloc): Define.
13167 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
13168 DEF_VEC_ALLOC_P_STACK.
13169 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
13170 (struct df_collection_rec): Change _vec fields to VEC. Remove
13172 (df_free_collection_rec): Adjust for new fields.
13173 (df_insn_rescan): Use new df_collection_rec fields.
13174 (df_notes_rescan, df_canonize_collection_rec): Likewise.
13175 (df_ref_create_structure, df_ref_record): Likewise.
13176 (df_get_conditional_uses, df_get_call_refs): Likewise.
13177 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
13178 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
13179 (df_record_exit_block_uses, df_bb_verify): Likewise.
13180 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
13181 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
13182 Remove count parameter. Change return type to void. Change all
13184 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
13185 Remove count parameter. Change return type to void. Change all
13187 (df_install_refs): Change old_vec parameter to VEC. Remove count
13188 parameter. Change all callers.
13189 (df_install_mws): Change old_vec parameter to VEC. Remove count
13190 parameter. Change all callers.
13191 (df_refs_verify): Change new_rec parameter to VEC. Change call
13193 (df_mws_verify): Likewise.
13195 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
13197 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
13199 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
13201 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
13203 2009-06-10 Anthony Green <green@moxielogic.com>
13205 * config/moxie/crti.asm: New file.
13206 * config/moxie/crtn.asm: New file.
13207 * config/moxie/moxie.c: New file.
13208 * config/moxie/moxie.h: New file.
13209 * config/moxie/sfp-machine.h: New file.
13210 * config/moxie/moxie-protos.h: New file.
13211 * config/moxie/t-moxie: Created.
13212 * config/moxie/t-moxie-softfp: Created.
13213 * config/moxie/moxie.md: Created.
13214 * config/moxie/constraints.md: Created.
13215 * config.gcc: Add moxie support.
13216 * doc/md.texi (Machine Constraints): Add moxie constraints.
13217 * doc/contrib.texi (Contributors): Mention moxie port.
13218 * doc/install.texi (Specific): Mention the moxie port.
13220 2009-06-09 Ian Lance Taylor <iant@google.com>
13222 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
13223 compiling with C++.
13224 * optabs.c (optab_table): Only use designated initializers if
13225 HAVE_DESIGNATED_INITIALIZERS is defined.
13226 (convert_optab_table): Likewise.
13227 (init_optabs): Always call init_insn_codes if
13228 HAVE_DESIGNATED_INITIALIZERS is not defined.
13230 2009-06-09 Ian Lance Taylor <iant@google.com>
13232 * targhooks.c (default_builtin_vectorized_function): Change fn
13233 parameter to unsigned int.
13234 (default_builtin_vectorized_conversion): Change code parameter to
13236 (default_builtin_reciprocal): Change fn parameter to unsigned int.
13237 * targhooks.h: Update declarations.
13238 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
13239 parameter to unsigned int.
13241 * c-typeck.c (comptypes_check_enum_int): New static function.
13242 (comptypes_internal): Add enum_and_int_p parameter. Change all
13244 (comp_target_types): Add location parameter. Change all callers.
13245 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
13246 Change all callers.
13247 (function_types_compatible_p, type_lists_compatible_p): Likewise.
13248 (build_conditional_expr): Add colon_loc parameter. Change all
13250 (convert_for_assignment): Add location parameter. Change all callers.
13251 * c-parser.c (c_parser_conditional_expression): Pass location of
13252 colon to build_conditional_expr.
13253 * c-tree.h (build_conditional_expr): Update declaration.
13255 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
13257 * graphite.c: Revert previous patch.
13259 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
13262 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
13264 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
13266 * tree-ssa-loop-prefetch.c
13267 (loop_prefetch_arrays): Fixed a portability problem in printf format
13270 2009-06-09 Martin Jambor <mjambor@suse.cz>
13272 PR tree-optimization/40351
13273 * tree-sra.c (propagate_subacesses_accross_link): Check that a
13274 refrence to a potential artifical subaccess can be constructed.
13276 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
13278 * config/sh/sh-protos.h (sh_optimization_options): Declare.
13279 (sh_override_options): Likewise.
13280 * config/sh/sh.c: Include params.h.
13281 (sh_optimization_options): New.
13282 (sh_override_options): Likewise.
13283 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
13284 (OVERRIDE_OPTIONS): Use sh_override_options.
13286 2009-06-08 Jakub Jelinek <jakub@redhat.com>
13288 * dwarf2out.c (emit_cfa_remember): New variable.
13289 (add_fde_cfi): If emit_cfa_remember, recurse to add
13290 DW_CFA_remember_state first.
13291 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
13292 instead just set emit_cfa_remember.
13294 2009-06-08 Jan Hubicka <jh@suse.cz>
13297 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
13299 2009-06-08 Jan Hubicka <jh@suse.cz>
13301 PR middle-end/39834
13302 * cgraphunit.c (save_inline_function_body): Do not copy transform
13303 hooks for saved inline bodies.
13304 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
13305 for given function.
13307 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
13309 * jump.c (returnjump_p): Handle delayed branches. Add missing
13312 2009-06-08 Jan Hubicka <jh@suse.cz>
13314 PR middle-end/40102
13315 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
13316 original node might've been modified.
13317 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
13319 2009-06-08 Jakub Jelinek <jakub@redhat.com>
13321 * tree-object-size.c (addr_object_size): Add OSI argument.
13322 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
13323 (compute_builtin_object_size, expr_object_size): Adjust callers.
13324 (plus_stmt_object_size): Call addr_object_size instead of
13325 compute_builtin_object_size.
13327 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
13328 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13330 * tree-ssa-loop-prefetch.c
13331 (gather_memory_references): Introduced a counter for the number of
13333 (anything_to_prefetch_p): Introduced a counter for the number of
13335 (is_loop_prefetching_profitable): New function with a cost model
13337 (loop_prefetch_arrays): Use the new cost model to determine if
13338 prefetching is profitable.
13339 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
13340 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
13341 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
13342 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
13343 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
13344 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
13346 2009-06-08 Michael Matz <matz@suse.de>
13349 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
13350 partitions use the same.
13351 (expand_one_var): Deal with DECL_RTL sometimes begin set also
13352 for basevars of SSA_NAMEs.
13353 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
13354 to not expand them twice.
13355 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
13358 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
13360 * common.opt (fcompare-debug=, fcompare-debug-second): New.
13361 (fdump-final-insns=, gtoggle): New.
13362 * doc/invoke.texi: Document them.
13363 * final.c (rest_of_clean_state): Dump final insn stream.
13364 * gcc.c (invoke_as): Hook in -fcompare-debug.
13365 (static_spec_functions): Add compare-debug-dump-opt,
13366 compare-debug-self-opt and compare-debug-auxbase-opt.
13367 (compare_debug, compare_debug_second, compare_debug_opt): New.
13368 (switches_debug_check, n_switches_debug_check): New.
13369 (debug_auxbase_opt, debug_check_temp_file): New.
13370 (process_command): Handle -fno-compare-debug, -fcompare-debug and
13372 (do_self_spec): Handle arguments after switches.
13373 (do_spec_1): Add .gk extension to temp file basenames for compare.
13374 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
13375 (cc1_options): Use it instead of normal auxbase computation for
13376 the second compare-debug compilation.
13377 (compare_files): New.
13378 (main): Set up and implement compare debug mode.
13379 (compare_debug_dump_opt_spec_function): New.
13380 (compare_debug_self_opt_spec_function): New.
13381 (compare_debug_auxbase_opt_spec_function): New.
13382 * toplev.c (process_options): Handle flag_gtoggle,
13383 flag_dump_final_insns.
13384 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
13385 during -fcompare-debug-second compilation.
13387 2009-06-07 Ian Lance Taylor <iant@google.com>
13389 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
13390 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
13392 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
13393 with no default node. Change warning with %H to warning_at.
13394 Don't clear warn_switch around case checking.
13395 * doc/invoke.texi (Warning Options): Clarify distinction between
13396 -Wswitch and -Wswitch-enum.
13398 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13400 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
13402 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13404 * gbl-ctors.h: Add header guard.
13406 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13408 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
13409 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
13410 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
13411 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
13412 prototypes for removed functions.
13413 (expressions_equal_p): Move to ...
13414 * tree-ssa-sccvn.h: ... here and ...
13415 * matrix-reorg.c: ... adjust includes.
13417 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13419 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
13421 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13423 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
13424 (finish_function): Remove erroneous whitespace.
13426 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13428 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
13429 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
13431 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13433 * errors.c (internal_error): Commentary typo fix.
13434 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
13435 * tree-ssa-pre.c: Ditto.
13437 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13439 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
13440 them is supposed to hold actual statements.
13442 2009-06-06 Ian Lance Taylor <iant@google.com>
13444 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
13445 empty statements can now have attributes.
13447 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
13449 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
13450 * config/mips/mips.md: Ditto.
13452 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
13454 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
13456 (__eabi_uconvert): Likewise.
13458 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
13460 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
13461 CFI_* definitions with IN_GCC.
13463 2009-06-05 David Edelsohn <edelsohn@gnu.org>
13465 * xcoffout.h (xcoffout_source_line): Update prototype.
13467 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13469 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
13470 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
13472 2009-06-05 Jakub Jelinek <jakub@redhat.com>
13474 PR middle-end/40340
13475 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
13476 inlined_function_outer_scope_p blocks for artificial inlines
13478 * tree.c (tree_nonartificial_location): Rewrite using
13479 block_nonartificial_location.
13481 2009-06-05 Revital Eres <eres@il.ibm.com>
13482 Leehod Baruch <leehod@il.ibm.com>
13484 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
13485 (expand_expr_real_1): Remove comment.
13486 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
13487 Vectorize misaligned access when the target supports it.
13488 (vect_supportable_dr_alignment): Check for unaligned access support.
13489 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
13492 2009-06-05 Julian Brown <julian@codesourcery.com>
13494 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
13495 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
13497 2009-06-05 Richard Guenther <rguenther@suse.de>
13500 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
13501 as possibly unused.
13503 2009-06-05 Jakub Jelinek <jakub@redhat.com>
13505 * config/s390/s390.c (global_not_special_regno_p): New static inline.
13506 (save_gprs): Don't tell unwinder when a global register is saved.
13507 (s390_emit_epilogue): Emit needed epilogue unwind info.
13509 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
13511 * dwarf2out.c (deferred_asm_name): New.
13512 (add_name_and_src_coords_attributes): Defer creation of
13513 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
13515 (move_linkage_attr): New.
13516 (dwarf2out_finish): Revisit deferrals and emit attributes at the
13519 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
13521 * tree-nested.c (finalize_nesting_tree_1): Declare the
13522 frame_decl in the binding tree.
13524 2009-06-04 Cary Coutant <ccoutant@google.com>
13526 * basic-block.h (struct basic_block_def): Add discriminator field.
13527 * dbxout.c (dbxout_source_line): Add new parameter. Change all
13529 * debug.c (do_nothing_debug_hooks): Add additional entry.
13530 (debug_nothing_int_charstar_int): New function.
13531 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
13532 (debug_nothing_int_charstar_int): New declaration.
13533 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
13534 discriminator value in .loc directive.
13535 * final.c (last_discriminator): New variable.
13536 (discriminator): New variable.
13537 (final_start_function): Initialize above variables, pass current
13538 discriminator to debug hook.
13539 (notice_source_line): Check for discriminator change.
13540 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
13541 * sdbout.c (sdbout_source_line): New parameter.
13542 * tree-cfg.c (struct locus_discrim_map): New structure type.
13543 (discriminator_per_locus): New hash table.
13544 (build_gimple_cfg): Allocate and free discriminator hash table.
13545 (make_edges): Call assign_discriminator.
13546 (locus_map_hash): New function.
13547 (locus_map_eq): New function.
13548 (next_discriminator_for_locus): New function.
13549 (same_line_p): New function.
13550 (assign_discriminator): New function.
13551 (make_cond_expr_edges): Call assign_discriminator.
13552 (make_gimple_switch_edges): Likewise.
13553 (first_non_label_stmt): New function.
13554 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
13556 * xcoffout.c (xcoffout_source_line): Add new parameter.
13558 * configure.ac (gcc_cv_as_discriminator): New configury check for
13559 gas support for discriminator.
13560 * configure: Regenerate.
13561 * config.in: Regenerate.
13563 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13565 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
13566 val after checking for integers.
13568 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
13570 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
13572 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
13573 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
13574 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
13575 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
13576 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
13577 X64_SSE_REGPARM_MAX.
13578 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
13579 X64_SSE_REGPARM_MAX.
13581 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
13583 * gcc.c (report_times_to_file): New.
13584 (execute): Implement it.
13585 (process_command): Support -time=.
13586 * doc/invoke.texi: Document it.
13588 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
13590 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
13591 that have value exprs.
13593 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
13595 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
13596 declarations for constants until...
13597 (dw2_output_indirect_constant_1): ... this point.
13599 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
13602 * arm.md (arm_addsi3): Don't try to split an add with an
13603 eliminable register until after reload has completed.
13605 2009-06-03 Ian Lance Taylor <iant@google.com>
13607 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
13608 * genattrtab.c (write_length_unit_log): Likewise.
13609 * genchecksum.c (dosum): Likewise.
13610 * gengtype.c (write_rtx_next): Likewise.
13611 (finish_root_table, write_roots): Likewise.
13612 * gimple.c (gimple_ops_offset_): Likewise.
13613 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
13614 * config/arc/arc.c (arc_attribute_table): Likewise.
13615 * config/arm/arm.c (arm_attribute_table): Likewise.
13616 * config/avr/avr.c (avr_attribute_table): Likewise.
13617 * config/crx/crx.c (crx_attribute_table): Likewise.
13618 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
13619 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
13620 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
13621 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
13622 * config/sh/sh.c (sh_attribute_table): Likewise.
13623 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
13624 * config/spu/spu.c (spu_attribute_table): Likewise.
13625 * config/v850/v850.c (v850_attribute_table): Likewise.
13627 * config/alpha/alpha.c (vms_attribute_table): Make static.
13628 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
13629 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
13630 * config/mips/mips.c (mips_attribute_table): Likewise.
13632 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
13634 (cc1-checksum.o): Likewise.
13636 2009-06-03 Steve Ellcey <sje@cup.hp.com>
13638 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
13640 2009-06-03 Jakub Jelinek <jakub@redhat.com>
13642 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
13643 insn if it is changing sp. Use gen_add3_insn instead of
13644 conditionally gen_addsi3 and gen_adddi3.
13645 (offset_below_red_zone_p): New static inline function.
13646 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
13647 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
13648 * config/rs6000/ppc-asm.h: Include auto-host.h.
13649 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
13650 CFI_RESTORE): Define.
13651 * config/rs6000/crtresxgpr.asm: Add unwind info.
13652 * config/rs6000/crtresxfpr.asm: Likewise.
13653 * config/rs6000/crtresgpr.asm: Likewise.
13654 * config/rs6000/crtresfpr.asm: Likewise.
13655 * config/rs6000/crtsavgpr.asm: Likewise.
13656 * config/rs6000/crtsavfpr.asm: Likewise.
13658 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
13659 argument of DWARF2_FRAME_REG_OUT macros.
13661 2009-06-03 Julian Brown <julian@codesourcery.com>
13663 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
13664 words or less (including TImode) in core registers.
13666 2009-06-03 Richard Guenther <rguenther@suse.de>
13668 PR middle-end/40328
13669 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
13671 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
13673 * statistics.c (statistics_counter_event): Do not record event
13674 in pass dump if its number == -1.
13675 (curr_statistics_hash): Add assert that we never get passes
13676 with static number == -1.
13678 2009-06-03 Richard Guenther <rguenther@suse.de>
13679 Andrey Belevantsev <abel@ispras.ru>
13681 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
13682 non-BLKmode arrays addressable.
13684 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
13686 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
13687 * config/m68k/m68k.h: ... here.
13689 2009-06-03 Martin Jambor <mjambor@suse.cz>
13691 PR tree-optimization/40323
13692 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
13695 2009-06-03 Richard Guenther <rguenther@suse.de>
13697 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
13700 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
13702 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
13703 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
13704 JUMP_TABLE_DATA_P where applicable.
13705 * config/sh/sh.c: Ditto.
13706 * config/sh/sh.h: Ditto.
13707 * config/sh/sh.md: Ditto.
13708 * config/sh/symbian.c: Ditto.
13710 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
13712 * config/i386/driver-i386.c (describe_cache): Optimize
13713 concatenation of strings. Use snprintf instead of sprintf.
13714 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
13715 target when not compiling with GCC.
13717 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
13719 * config/sh/sh.c: Revert last change.
13720 (sh_expand_epilogue): Emit a blockage insn before the frame
13721 pointer adjustment unconditionally.
13723 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
13725 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
13726 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
13727 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
13728 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
13729 to COLLECT_GCC_OPTIONS.
13731 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
13733 * collect2.c (target_system_root): New variable.
13734 (main): Handle --sysroot=.
13735 (ignore_library): Strip the sysroot from the library path.
13737 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
13739 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
13740 (collect2.o): Depend on collect2-aix.h.
13741 (collect2-aix.o): New rule.
13742 * collect2-aix.h: New file.
13743 * collect2-aix.c: Likewise.
13744 * collect2.c: Include collect2-aix.h. Don't undefine
13745 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
13746 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
13747 Use TARGET_AIX_VERSION instead of _AIX51.
13748 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
13749 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
13750 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
13751 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
13752 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
13754 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
13756 * collect2.c (ignore_library): Avoid premature post-increment
13757 and null deference.
13759 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
13761 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
13762 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
13763 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
13764 CROSS_DIRECTORY_STRUCTURE too.
13765 (LINK_LIBG_SPEC): Likewise.
13766 (LIB_SPEC): Add %R to sysroot paths.
13767 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
13768 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
13769 * config/rs6000/aix51.h: As for aix43.h.
13770 * config/rs6000/aix52.h: Likewise.
13771 * config/rs6000/aix53.h: Likewise.
13772 * config/rs6000/aix61.h: Likewise.
13773 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
13774 to the beginning of sysroot paths.
13776 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
13778 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
13779 INSN_LISTs that are out of the REG_NOTE range.
13781 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
13783 * loop-unroll.c (struct iv_to_split): Add pointer to next.
13784 (struct var_to_expand): Likewise.
13785 (struct opt_info): Add head and tail for linked lists of the above.
13786 (analyze_insn_to_expand_var): Initialize next.
13787 (analyze_iv_to_split_insn): Likewise.
13788 (analyze_insns_in_loop): Create linked lists.
13789 (allocate_basic_variable): Simplify for use without hash table.
13790 (insert_var_expansion_initialization): Likewise, make it type-safer.
13791 (combine_var_copies_in_loop_exit): Likewise.
13792 (apply_opt_in_copies): Walk lists rather than hash tables.
13793 (release_var_copies): Simplified and inlined by hand into...
13794 (free_opt_info): ... this function.
13796 2009-06-02 Richard Guenther <rguenther@suse.de>
13798 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
13801 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
13803 * cfgexpand.c (gimple_expand_cfg): Discard the source location
13804 only for builtins that are not overridden.
13806 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
13808 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
13811 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
13813 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
13815 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
13817 * combine.c (move_deaths): Compare LUIDs within the same BB only.
13819 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
13821 * common.opt (fdump-unnumbered-links): New.
13822 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
13823 * print-rtl.c (flag_dump_unnumbered_links): New.
13824 (print_rtx): Test it.
13826 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
13828 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
13829 push/pop multiple to 8-byte alignment.
13831 2009-06-01 Jakub Jelinek <jakub@redhat.com>
13833 * config/i386/i386.c (queued_cfa_restores): New static variable.
13834 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
13836 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
13837 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
13838 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
13839 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
13840 note unconditionally.
13841 (ix86_emit_restore_regs_using_mov): Likewise.
13842 (ix86_emit_restore_sse_regs_using_mov): Likewise.
13843 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
13844 it through to ix86_emit_restore_reg_using_pop.
13845 (ix86_emit_leave): Add RED_OFFSET argument. Call
13846 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
13847 instead of adding REG_CFA_OFFSET note unconditionally.
13848 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
13849 the above functions. Call ix86_add_queued_cfa_restore_notes when
13852 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
13853 force output of the label even for dwarf2out_do_cfi_asm.
13854 (add_fde_cfi): If -g2 and above and cfi might change CFA,
13855 force creation of CFI label and chain DW_CFA_set_loc jumping to it
13856 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
13858 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
13859 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
13860 dwarf2out_cfi_label callers.
13861 * tree.h (dwarf2out_cfi_label): Adjust prototype.
13862 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
13863 Adjust dwarf2out_cfi_label callers.
13864 * config/vax/vax.c (vax_output_function_prologue): Likewise.
13866 * config/i386/i386.h (struct machine_cfa_state,
13867 struct machine_function): Guard with ifndef USED_FOR_TARGET
13868 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
13871 * emutls.c (__emutls_get_address): Change arr->size to mean number
13872 of allocated arr->data entries instead of # of slots + 1.
13874 PR middle-end/40316
13875 * recog.c (peep2_reinit_state): New function.
13876 (peephole2_init_state): Use it at the end of a basic block and also
13877 when seeing a RTX_FRAME_RELATED_P insn.
13879 2009-06-01 Steve Ellcey <sje@cup.hp.com>
13881 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
13882 fixuns_truncrfdi2): New.
13883 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
13884 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
13885 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
13886 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
13887 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
13888 *recip_approx): Remove.
13889 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
13890 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
13891 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
13893 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
13896 2009-06-01 Ian Lance Taylor <iant@google.com>
13898 * attribs.c (register_attribute): Use CONST_CAST.
13899 * collect2.c (main): Use CONST_CAST2.
13900 (scan_prog_file): Likewise.
13901 * gcc.c (process_command, main): Likewise.
13902 * toplev.c (toplev_main): Likewise.
13904 * c-typeck.c (handle_warn_cast_qual): New static function,
13905 partially broken out of build_c_cast.
13906 (build_c_cast): Call handle_warn_cast_qual.
13907 * doc/invoke.texi (Warning Options): Document new effect of
13910 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
13912 * diagnostic.c (diagnostic_build_prefix): Always print columns.
13913 (diagnostic_report_current_module): Print columns.
13914 * common.opt (flag_show_column): Enable by default.
13916 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
13918 * alias.c (find_base_term): Check for NULL term before returning.
13920 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
13922 Revert due to PR40320:
13923 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
13924 * calls.c (emit_library_call_value_1): Don't force_operand for move
13927 2009-06-01 Olivier Hainque <hainque@adacore.com>
13928 Eric Botcazou <ebotcazou@adacore.com>
13930 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
13931 to be processed as a bitfield for constructor output purposes.
13932 * output.h (initializer_constant_valid_for_bitfield_p): Declare
13934 * varasm.c (oc_local_state): New type, output_constructor
13935 local state to support communication with helpers.
13936 (oc_outer_state): New type, output_constructor outer state of
13937 relevance in recursive calls.
13938 (output_constructor_array_range): New output_constructor helper,
13939 extracted code for an array range element.
13940 (output_constructor_regular_field): New output_constructor helper,
13941 extracted code for an element that is not a bitfield.
13942 (output_constructor_bitfield): New output_constructor helper,
13943 extracted code for a bitfield element. Accept an OUTER state
13944 argument for recursive processing. Recurse on record or array
13945 CONSTRUCTOR values, possibly past noop conversions.
13946 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
13947 VALUE is a valid constant-valued expression for use in a static
13948 bit-field initializer.
13949 (output_constructor): Rework to use helpers. Accept and honor an
13950 OUTER state argument for recursive calls. Return total size. Be
13951 prepared for nested constructors initializing bitfields.
13952 (output_constant): Feed OUTER in calls to output_constructor.
13954 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
13956 * calls.c (emit_library_call_value_1): Don't force_operand for move
13959 2009-06-01 Nick Clifton <nickc@redhat.com>
13961 * doc/invoke.texi (IA-64 Options): Fix typo.
13963 2009-06-01 Ira Rosen <irar@il.ibm.com>
13965 PR tree-optimization/39129
13966 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
13968 (vect_do_peeling_for_loop_bound): Use
13969 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
13970 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
13971 (vect_loop_versioning): Likewise.
13972 (vect_create_cond_for_alias_checks): Fix indentation.
13973 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
13975 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
13976 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
13977 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
13978 "control flow in loop".
13979 (vect_estimate_min_profitable_iters): Use
13980 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
13981 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
13982 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
13983 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
13984 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
13985 statement belongs to a group of strided accesses with the exact code
13987 (vectorizable_load): Likewise.
13988 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
13989 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
13991 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
13993 * config/freebsd-stdint.h: New file.
13994 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
13995 Add freebsd-stdint.h to tm_file.
13997 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
13999 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
14000 (thumb2_extendhidi2): Likewise.
14002 2009-05-31 Ian Lance Taylor <iant@google.com>
14004 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
14006 2009-05-31 Ian Lance Taylor <iant@google.com>
14008 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
14009 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
14010 (ipa-reference.o): Depend upon gt-ipa-reference.h.
14012 2009-05-31 Jason Merrill <jason@redhat.com>
14014 * tree-pretty-print.c (print_call_name): Take the callee, not the
14015 call itself. Make non-static. Use dump_function_name for functions.
14016 (dump_generic_node): Adjust.
14017 * diagnostic.h: Declare print_call_name.
14018 * gimple-pretty-print.c (dump_gimple_call): Use it.
14020 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
14022 * config/sh/sh.md (ashldi3_std): New define_expand.
14025 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
14028 * config/sh/sh.c: Include debug.h.
14029 (sh_expand_epilogue): Emit a blockage insn before the frame
14030 pointer adjustment also when dwarf2out_do_frame returns true.
14032 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
14034 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
14035 (thumb2_extendqidi2): New pattern.
14037 2009-05-31 Ira Rosen <irar@il.ibm.com>
14039 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
14040 mark phis for renaming.
14041 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
14042 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
14043 Call mark_sym_for_renaming.
14044 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
14045 * tree-vect-loop.c (vect_transform_loop): Remove
14046 vect_memsyms_to_rename initialization and a call to
14047 mark_set_for_renaming.
14049 2009-05-31 Jakub Jelinek <jakub@redhat.com>
14051 PR middle-end/40304
14052 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
14053 frame related even if !set_cfa && style < 0.
14055 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
14057 * config/i386/mingw-tls.c: New file.
14058 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
14059 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
14060 defining _WIN32 but not __CYGWIN__.
14062 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14064 * configure.ac: Add MPC support.
14066 * config.in, configure: Regenerate.
14068 2009-05-29 Richard Henderson <rth@redhat.com>
14070 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
14071 NOTE_INSN_BASIC_BLOCK.
14072 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
14073 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
14074 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
14076 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
14078 (add_cfi): Disable check redefining cfa away from drap.
14079 (lookup_cfa_1): Add remember argument; handle remember/restore.
14080 (lookup_cfa): Pass remember argument.
14081 (cfa_remember): New.
14082 (compute_barrier_args_size_1): Remove sibcall check.
14083 (dwarf2out_frame_debug_def_cfa): New.
14084 (dwarf2out_frame_debug_adjust_cfa): New.
14085 (dwarf2out_frame_debug_cfa_offset): New.
14086 (dwarf2out_frame_debug_cfa_register): New.
14087 (dwarf2out_frame_debug_cfa_restore): New.
14088 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
14089 (dwarf2out_begin_epilogue): New.
14090 (dwarf2out_frame_debug_restore_state): New.
14091 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
14092 DW_CFA_restore_state.
14093 (output_cfi_directive): Likewise.
14094 (convert_cfa_to_fb_loc_list): Likewise.
14095 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
14096 * dwarf2out.h: Update.
14097 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
14098 (copy_insn_1): Early out for null.
14099 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
14100 and dwarf2out_frame_debug_restore_state.
14101 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
14102 (prologue_insn_hash, epilogue_insn_hash): New.
14103 (free_after_compilation): Adjust freeing accordingly.
14104 (record_insns): Create hash table if needed; push insns into
14105 hash instead of array.
14106 (maybe_copy_epilogue_insn): New.
14107 (contains): Search hash table instead of array.
14108 (sibcall_epilogue_contains): Remove.
14109 (thread_prologue_and_epilogue_insns): Split eh_return insns
14110 and mark them as epilogues.
14111 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
14112 scanning in terms of basic blocks.
14113 * insn-notes.def (CFA_RESTORE_STATE): New.
14114 * jump.c (returnjump_p_1): Accept EH_RETURN.
14115 (eh_returnjump_p_1, eh_returnjump_p): New.
14116 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
14117 CFA_REGISTER, CFA_RESTORE): New.
14118 * rtl.def (EH_RETURN): New.
14119 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
14121 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
14122 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
14124 * config/i386/i386.c (gen_push): Update cfa state.
14125 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
14126 add a CFA_ADJUST_CFA note.
14127 (ix86_dwarf_handle_frame_unspec): Remove.
14128 (ix86_expand_prologue): Update cfa state.
14129 (ix86_emit_restore_reg_using_pop): New.
14130 (ix86_emit_restore_regs_using_pop): New.
14131 (ix86_emit_leave): New.
14132 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
14133 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
14134 * config/i386/i386.h (struct machine_cfa_state): New.
14135 (ix86_cfa_state): New.
14136 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
14137 (eh_return_internal): Merge from eh_return_<mode>,
14138 use eh_return rtx, split w/ epilogue.
14140 2009-05-29 Ian Lance Taylor <iant@google.com>
14142 * builtins.c (validate_gimple_arglist): Don't use va_arg with
14144 * calls.c (emit_library_call_value_1): Likewise.
14146 * c-typeck.c (c_build_va_arg): New function.
14147 * c-tree.h (c_build_va_arg): Declare.
14148 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
14149 instead of build_va_arg.
14151 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
14153 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
14154 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
14155 (ptr_difference_cost): Use affine combinations to compute it.
14156 (difference_cost): Likewise.
14157 (get_computation_cost_at): Compute more accurate cost for addresses
14158 if the ratio is a multiplier allowed in addresses.
14159 For non-addresses, consider that an additional offset or symbol is
14162 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14164 * config/i386/i386.c (ix86_decompose_address): Avoid useless
14165 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
14167 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
14168 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
14169 (prefix_rex): For UNIT_MMX don't imply the prefix by default
14171 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
14172 to 1 for TYPE_SSE{IADD1,CVT1}.
14173 (prefix_vex_imm8): Removed.
14174 (length_vex): Only pass 1 as second argument to
14175 ix86_attr_length_vex_default if prefix_extra is 0.
14176 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
14177 (length): For prefix vex computation use length_immediate
14178 attribute instead of prefix_vex_imm8.
14179 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
14180 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
14181 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
14182 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
14183 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
14184 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
14185 a space in between the operands.
14186 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
14187 if one operand is 0xff and the other one si, di, bp or sp.
14188 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
14189 other one si, di, bp or sp.
14190 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
14191 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
14192 type and mode attributes.
14193 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
14194 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
14195 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
14196 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
14197 prefix_data16 attribute iff MODE_DF.
14198 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
14199 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
14200 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
14201 constm128_operand in length_immediate computation.
14202 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
14203 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
14204 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
14205 length_immediate attribute to 1.
14206 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
14207 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
14208 for certain alternatives.
14209 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
14210 prefix_data16 attribute if MODE_V1DF.
14211 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
14212 length_immediate to 1.
14213 (set_got_rex64, set_rip_rex64): Remove length attribute, set
14214 length_address to 4, set mode attribute to MODE_DI.
14215 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
14216 (fxam<mode>2_i387): Set length attribute to 4.
14217 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
14218 *prefetch_3dnow_rex): Override length_address attribute.
14219 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
14221 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
14222 (constm128_operand): Removed.
14223 * config/i386/i386.c (memory_address_length): For
14224 disp && !index && !base in 64-bit mode account for SIB byte if
14225 print_operand_address can't optimize disp32 into disp32(%rip)
14226 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
14227 for fs: or gs: segment.
14228 (ix86_attr_length_immediate_default): When checking if shortform
14229 is possible, truncate immediate to the length of the non-shortened
14231 (ix86_attr_length_address_default): Ignore MEM_P operands
14233 (ix86_attr_length_vex_default): Only check for DImode on
14234 GENERAL_REG_P operands.
14235 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
14236 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
14237 (sse_cvttps2pi): Clear prefix_rep attribute.
14238 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
14240 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
14241 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
14242 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
14243 iff operand 2 is const_int_operand.
14244 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
14245 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
14246 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
14248 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
14250 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
14251 prefix_data16 attribute for movlpd and movhpd instructions.
14252 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
14253 length_immediate for shufpd instruction.
14254 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
14255 (avx_cmpp<avxmodesuffixf2c><mode>3,
14256 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
14257 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
14258 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
14259 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
14260 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
14261 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
14262 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
14263 prefix_data16 attribute for the first alternative to 1.
14264 (*avx_loadlps): Override length_immediate for the first alternative.
14265 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
14266 attributes for second alternative.
14267 (*vec_concatv2sf_sse4_1): Override length_immediate and
14268 prefix_data16 attributes for second alternative.
14269 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
14270 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
14271 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
14272 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
14273 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
14274 prefix_data16 and length_immediate to 1.
14275 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
14277 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
14278 prefix_extra attribute for variants that don't have 0f prefix alone.
14279 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
14280 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
14281 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
14282 *sse4_1_pextrd): Set length_immediate to 1.
14283 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
14284 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
14286 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
14287 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
14288 length_immediate to 1 for second alternative.
14289 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
14290 prefix_extra and length_immediate attributes for the first
14292 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
14294 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
14295 to 1 for the first and third alternative.
14296 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
14298 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
14300 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
14302 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
14303 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
14304 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
14305 *avx_psign<mode>3): Set prefix_extra attribute to 1.
14306 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
14307 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
14308 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
14309 ssse3_psign<mode>3): Override prefix_rex attribute.
14310 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
14311 (ssse3_palignrti): Override length_immediate to 1.
14312 (ssse3_palignrdi): Override length_immediate to 1, override
14313 prefix_rex attribute.
14314 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
14315 (sse4a_extrqi): Override length_immediate to 2.
14316 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
14317 (sse4a_insertq): Override prefix_data16 to 0.
14318 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
14319 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
14320 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
14321 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
14322 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
14323 and length_immediate to 1.
14324 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
14325 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
14326 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
14327 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
14328 and length_immediate to 1.
14329 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
14330 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
14331 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
14332 avx_ptest256): Override prefix_extra to 1.
14333 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
14334 Override prefix_data16 and length_immediate to 1.
14335 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
14336 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
14337 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
14338 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
14339 prefix_data16 to 0 and prefix_extra to 2.
14340 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
14341 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
14343 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
14344 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
14345 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
14346 and prefix_extra to 2.
14347 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
14348 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
14349 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
14350 avx_vpermilvar<mode>3,
14351 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
14352 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
14353 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
14354 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
14355 Override prefix_extra to 1.
14356 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
14357 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
14358 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
14359 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
14360 prefix_extra and length_immediate to 1.
14361 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
14363 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
14364 to 1 for the first alternative.
14365 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
14366 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
14368 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
14369 *movv2sf_internal_avx, *movv2sf_internal): Override
14370 prefix_rep attribute for certain alternatives.
14371 (*mov<mode>_internal): Override prefix_rep or prefix_data16
14372 attributes for certain alternatives.
14373 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
14374 attributes for certain alternatives.
14375 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
14376 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
14377 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
14378 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
14379 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
14380 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
14381 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
14382 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
14383 length_immediate to 1 if operand 2 is const_int_operand.
14384 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
14385 *vec_extractv2si_1): Set length_immediate attribute to 1.
14386 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
14387 using old 3DNOW insn rather than SSE/3DNOW_A.
14388 (mmx_emms, mmx_femms): Clear modrm attribute.
14390 2009-05-29 Martin Jambor <mjambor@suse.cz>
14392 * tree-sra.c: New implementation of SRA.
14394 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
14395 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
14396 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
14397 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
14398 (SRA_MAX_STRUCTURE_COUNT): Removed.
14399 (SRA_FIELD_STRUCTURE_RATIO): Removed.
14400 * doc/invoke.texi (sra-max-structure-size): Removed.
14401 (sra-field-structure-ratio): Removed.
14403 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14405 PR middle-end/40291
14406 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
14409 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
14411 PR rtl-optimization/40101
14412 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
14413 seqno. Adjust comment.
14414 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
14415 inserting bookkeeping before a jump, the jump is not scheduled.
14416 When no positive seqno found, provide a value. Add comment.
14418 2009-05-29 Richard Guenther <rguenther@suse.de>
14420 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
14421 short-cutting on the first component.
14423 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14425 PR middle-end/39958
14426 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
14427 for trees other than decls/types.
14429 2009-05-29 Richard Guenther <rguenther@suse.de>
14431 * tree-ssa-operands.c (get_expr_operands): Do not handle
14432 INDIRECT_REFs in the handled-component case. Remove
14433 unused get_ref_base_and_extent case.
14434 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
14435 tree_low_cst and host_integerp where possible.
14436 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
14437 codes for equivalence.
14438 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
14440 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
14442 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
14443 to tmake_file for i[34567]86-*-cygwin*.
14445 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14448 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
14449 (altivec_categorize_keyword, init_vector_keywords,
14450 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
14453 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
14455 * tree.c (handle_dll_attribute): Check if node is
14456 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
14458 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
14460 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
14462 (thumb2_zero_extendqidi2): Likewise.
14464 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
14466 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
14467 instead of gen_movrt.
14468 * config/sh/sh.md (movrt): Remove.
14470 2009-05-28 Steve Ellcey <sje@cup.hp.com>
14472 * doc/invoke.texi (IA-64 Options):
14473 Add -msdata, -mfused-madd, -mno-inline-float-divide,
14474 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
14475 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
14476 -msched-prefer-non-control-spec-insns,
14477 -msched-stop-bits-after-every-cycle,
14478 -msched-count-spec-in-critical-path,
14479 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
14480 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
14481 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
14482 and -msched-spec-verbose.
14484 2009-05-28 Joseph Myers <joseph@codesourcery.com>
14486 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
14487 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
14489 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
14491 2009-05-28 Richard Guenther <rguenther@suse.de>
14493 * tree-ssa-alias.c (ao_ref_init): New function.
14494 (ao_ref_base): Likewise.
14495 (ao_ref_base_alias_set): Likewise.
14496 (ao_ref_alias_set): Likewise.
14497 (refs_may_alias_p_1): Change signature.
14498 (refs_may_alias_p): Adjust.
14499 (refs_anti_dependent_p): Likewise.
14500 (refs_output_dependent_p): Likewise.
14501 (call_may_clobber_ref_p_1): Change signature.
14502 (call_may_clobber_ref_p): Adjust.
14503 (stmt_may_clobber_ref_p_1): New function split out from ...
14504 (stmt_may_clobber_ref_p): ... here.
14505 (maybe_skip_until): Adjust signature.
14506 (get_continuation_for_phi): Likewise.
14507 (walk_non_aliased_vuses): Likewise.
14508 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
14509 (ao_ref_init): Declare.
14510 (ao_ref_base): Likewise.
14511 (ao_ref_alias_set): Likewise.
14512 (stmt_may_clobber_ref_p_1): Likewise.
14513 (walk_non_aliased_vuses): Adjust.
14514 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
14515 (get_ref_from_reference_ops): remove.
14516 (vn_reference_lookup_2): Adjust signature.
14517 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
14518 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
14519 (vn_reference_lookup): Adjust.
14520 (vn_reference_insert): Likewise.
14521 (vn_reference_insert_pieces): Adjust signature.
14522 (visit_reference_op_call): Adjust.
14523 * tree-ssa-pre.c (get_expr_type): Simplify.
14524 (phi_translate_1): Adjust.
14525 (compute_avail): Likewise.
14526 (translate_vuse_through_block): Do not re-build trees.
14527 (value_dies_in_block_x): Likewise.
14528 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
14530 (vn_reference_lookup_pieces): Adjust declaration.
14531 (vn_reference_insert_pieces): Likewise.
14533 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
14535 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
14536 with checking disabled.
14538 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
14542 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
14543 macro definition for support of three-operand format aligned
14544 .comm directive in assembler on cygwin/pe/mingw target OS.
14545 * configure: Regenerate.
14546 * config.h: Regenerate.
14548 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
14549 aligned form of .comm directive if -mpe-aligned-commons is in effect.
14550 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
14552 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
14553 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
14555 2009-05-28 Ira Rosen <irar@il.ibm.com>
14557 PR tree-optimization/40254
14558 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
14559 in analysis of basic blocks.
14561 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
14563 PR middle-end/33699
14564 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
14565 * target-def.h (TARGET_CONST_ANCHOR): New macro.
14566 (TARGET_INITIALIZER): Use it.
14567 * cse.c (CHEAPER): Move it up to the other macros.
14568 (insert): Rename this ...
14569 (insert_with_costs): ... to this. Add cost parameters. Update
14571 (insert): New function. Call insert_with_costs.
14572 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
14573 find_reg_offset_for_const, try_const_anchors): New functions.
14574 (cse_insn): Call try_const_anchors. Adjust cost of src_related
14575 when using a const-anchor. Call insert_const_anchors.
14576 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
14577 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
14579 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
14581 * tree-inline.c (remap_decls): Enable nonlocalized variables
14582 when not optimizing.
14584 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
14586 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
14587 Simplify other tests involving optimize.
14589 2009-05-27 Tom Tromey <tromey@redhat.com>
14591 * unwind-dw2.c (_Unwind_DebugHook): New function.
14592 (uw_install_context): Call _Unwind_DebugHook.
14594 2009-05-27 Tom Tromey <tromey@redhat.com>
14596 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
14598 2009-05-27 Ian Lance Taylor <iant@google.com>
14600 * Makefile.in (LINKER, LINKER_FLAGS): Define.
14601 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
14602 (ALL_LINKERFLAGS): Define.
14603 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
14604 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
14605 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
14606 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
14607 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
14608 $(LINKER_FOR_BUILD).
14609 (build/gcov-iov$(build_exeext)): Likewise.
14611 2009-05-27 Julian Brown <julian@codesourcery.com>
14613 * gcse.c (target.h): Include.
14614 (can_assign_to_reg_without_clobbers_p): Check that the target allows
14615 copy of argument to a pseudo register.
14617 2009-05-27 Diego Novillo <dnovillo@google.com>
14619 * tree-ssa-live.c (dump_scope_block): Document arguments.
14620 (dump_scope_blocks): Document.
14621 (debug_scope_blocks): New.
14622 * tree-flow.h (debug_scope_blocks): Declare.
14624 2009-05-21 Denis Chertykov <denisc@overta.ru>
14626 * doc/contrib.texi (Contributors): Add myself to the list.
14628 2009-05-27 Olivier Hainque <hainque@adacore.com>
14630 * expr.c (target_align): New function. Alignment the TARGET of an
14631 assignment may be assume to have.
14632 (highest_pow2_factor_for_target): Use it instead of relying on
14633 immediate tree attributes of TARGET, not necessarily honored when
14634 intermediate bitfields are involved.
14636 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
14639 * config/i386/driver-i386.c (host_detect_local_cpu): Support
14640 AVX, SSE4, AES, PCLMUL and POPCNT.
14642 2009-05-27 Diego Novillo <dnovillo@google.com>
14644 * tree-pretty-print.c (dump_location): New.
14645 (dump_generic_node): Call it.
14646 Factor code to handle BLOCK nodes ...
14647 (dump_block_node): ... here.
14649 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
14651 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
14653 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
14655 * gcc-plugin.h: Include config.h and system.h.
14656 (IN_GCC): Define if not defined.
14658 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
14660 PR middle-end/40249
14661 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
14664 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
14666 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
14668 * config/m32r/m32r.h: Ditto.
14669 * config/m32r/m32r.md: Ditto.
14670 * config/m32r/predicates.md: Ditto.
14672 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
14674 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
14676 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
14679 (Loading plugins): typo.
14680 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
14681 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
14682 (Interacting with the GCC Garbage Collector): Added new section.
14683 (Giving information about a plugin): Added new section for
14685 * ggc.h (ggc_register_root_tab): Added declaration.
14686 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
14687 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
14688 (register_callback): Improved comment in declaration.
14689 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
14690 (extra_root_vec) Added static variable for dynamic roots registration.
14691 (ggc_register_root_tab) Added new routine.
14692 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
14693 PLUGIN_GGC_MARKING event.
14694 * ggc-zone.c: Include plugin.h.
14695 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
14696 * ggc-page.c: Include plugin.h.
14697 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
14698 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
14699 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
14700 (register_callback): check lack of callbacks for
14701 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
14702 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
14703 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
14704 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
14705 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
14706 dependency on plugin.h.
14707 (plugin.o): Added dependency on ggc.h...
14709 2009-05-26 Richard Guenther <rguenther@suse.de>
14711 PR middle-end/40248
14713 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
14714 with mismatched comparison modes.
14716 * expr.c (expand_expr_real_1): Expand the operand of a
14717 VIEW_CONVERT_EXPR in its natural mode.
14719 2009-05-26 Ian Lance Taylor <iant@google.com>
14721 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
14722 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
14723 (ALL_COMPILERFLAGS): Define.
14724 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
14725 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
14726 (collect2$(exeext), collect2.o): Likewise.
14727 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
14728 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
14729 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
14730 (libbackend.o, intl.o, cppdefault.o): Likewise.
14731 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
14732 (build/%.o): Use $(COMPILER_FOR_BUILD).
14733 (build/gen%$(build_exeext)): Likewise.
14734 (build/gcov-iov$(build_exeext)): LIkewise.
14735 * config/t-darwin (darwin.o): Use $(COMPILER).
14736 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
14737 * config/t-sol2 (sol2-c.o): Likewise.
14738 (sol2.o): Likewise.
14739 * config/t-vxworks (vxworks.o): Likewise.
14740 * config/x-darwin (host-darwin.o): Likewise.
14741 * config/x-hpux (host-hpux.o): Likewise.
14742 * config/x-linux (host-linux.o): Likewise.
14743 * config/x-solaris (host-solaris.o): Likewise.
14744 * config/alpha/x-alpha (driver-alpha.o): Likewise.
14745 * config/arm/t-arm (arm-c.o): Likewise.
14746 * config/arm/t-pe (pe.o): Likewise.
14747 * config/arm/t-wince-pe (pe.o): Likewise.
14748 * config/i386/t-cygming (winnt.o): Likewise.
14749 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
14750 * config/i386/t-cygwin (cygwin1.o): Likewise.
14751 (cygwin2.o): Likewise.
14752 * config/i386/t-i386 (i386-c.o): Likewise.
14753 * config/i386/t-interix (winnt.o): Likewise.
14754 * config/i386/t-netware (netware.o): Likewise.
14755 * config/i386/t-nwld (nwld.o): Likewise.
14756 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
14757 * config/i386/x-i386 (driver-i386.o): Likewise.
14758 * config/i386/x-cygwin (host-cygwin.o): Likewise.
14759 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
14760 * config/ia64/t-ia64 (ia64-c.o): Likewise.
14761 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
14762 * config/mips/x-native (driver-native.o): Likewise.
14763 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
14764 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
14765 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
14766 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
14767 * config/score/t-score-elf (score7.o): Likewise.
14768 (score3.o): Likewise.
14769 * config/sh/t-sh (sh-c.o): Likewise.
14770 * config/sh/t-symbian (sh-c.o): Likewise.
14771 (symbian.o): Likewise.
14772 * config/spu/t-spu-elf (spu-c.o): Likewise.
14773 * config/v850/t-v850 (v850-c.o): Likewise.
14774 * config/v850/t-v850e (v850-c.o): Likewise.
14776 2009-05-26 Richard Guenther <rguenther@suse.de>
14778 PR tree-optimization/40122
14779 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
14780 VECTOR_CSTs if possible.
14781 (fold_gimple_assign): Likewise.
14783 2009-05-26 Richard Guenther <rguenther@suse.de>
14785 PR middle-end/40252
14786 * fold-const.c (fold_binary): Use the correct types for building
14789 2009-05-26 Richard Guenther <rguenther@suse.de>
14791 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
14792 redundant calls to merge_alias_info.
14793 (bump_vector_ptr): Likewise.
14794 * tree-ssa-copy.c (merge_alias_info): Remove.
14795 (replace_exp_1): Remove call to merge_alias_info.
14796 (propagate_tree_value): Likewise.
14797 (fini_copy_prop): Propagate points-to info.
14798 * tree-flow.h (merge_alias_info): Remove.
14800 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
14802 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
14804 2009-05-25 Jan Hubicka <jh@suse.cz>
14806 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
14807 * cgraph.h (struct inline_summary): New filed self_wize,
14808 size_inlining_benefit, self_time and time_inlining_benefit.
14809 (struct cgraph_global_info): Replace insns by time ans size fields.
14810 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
14811 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
14812 (ipcp_update_callgraph): Do not touch function bodies.
14813 * ipa-inline.c: Include except.h
14814 (MAX_TIME): New constant.
14815 (overall_insns): Remove.
14816 (leaf_node_p): New.
14817 (overall_size, max_benefit): New static variables.
14818 (cgraph_estimate_time_after_inlining): New function.
14819 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
14820 (cgraph_clone_inlined_nodes): Update size.
14821 (cgraph_mark_inline_edge): Update size.
14822 (cgraph_estimate_growth): Use size info.
14823 (cgraph_check_inline_limits): Check size.
14824 (cgraph_default_inline_p): Likewise.
14825 (cgraph_edge_badness): Compute badness based on benefit and size cost.
14826 (cgraph_decide_recursive_inlining): Check size.
14827 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
14829 (cgraph_decide_inlining): Likewise.
14830 (cgraph_decide_inlining_incrementally): Likewise; honor
14831 PARAM_EARLY_INLINING_INSNS.
14832 (likely_eliminated_by_inlining_p): New predicate.
14833 (estimate_function_body_sizes): New function.
14834 (compute_inline_parameters): Use it.
14835 * except.c (must_not_throw_labels): New function.
14836 * except.h (must_not_throw_labels): Declare.
14837 * tree-inline.c (init_inline_once): Kill inlining_weigths
14838 * tree-ssa-structalias.c: Avoid uninitialized warning.
14839 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
14840 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
14841 (PARAM_INLINE_CALL_COST): Remove.
14842 (PARAM_EARLY_INLINING_INSNS): New.
14844 2009-05-25 Richard Guenther <rguenther@suse.de>
14846 PR tree-optimization/36327
14847 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
14848 callback for reference translation or lookup at the point of may-defs.
14849 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
14850 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
14851 for union COMPONENT_REFs.
14852 (vn_reference_lookup_3): New callback. Lookup from memset
14853 and CONSTRUCTOR assignment, translate through struct copies.
14854 (vn_reference_lookup_pieces): Make sure to not free the
14855 passed operands array. Adjust walk_non_aliased_vuses call.
14856 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
14857 make sure we do not leak memory.
14859 2009-05-25 Richard Guenther <rguenther@suse.de>
14861 * tree-ssa-alias.h (dump_points_to_solution): Declare.
14862 * tree-inline.c (expand_call_inline): Reset the escaped and
14863 callused solutions.
14864 * tree-ssa-structalias.c (pass_build_ealias): New.
14865 * tree-pass.h (pass_build_ealias): Declare.
14866 * passes.c (init_optimization_passes): Add PTA during
14867 early optimizations.
14868 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
14869 and CALLUSED solutions.
14870 (dump_points_to_solution): New function, split out from ...
14871 (dump_points_to_info_for): ... here.
14872 * tree-parloops.c (parallelize_loops): Reset the escaped and
14873 callused solutions.
14875 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14878 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
14879 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
14881 2009-05-25 Ira Rosen <irar@il.ibm.com>
14883 PR tree-optimization/40238
14884 * tree-vect-stmts.c (vect_init_vector): Insert initialization
14885 statements after basic block's labels.
14886 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
14887 to free the allocated memory.
14889 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
14891 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
14892 return address with a USE.
14894 2009-05-24 Richard Guenther <rguenther@suse.de>
14896 PR middle-end/40233
14897 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
14898 array type from the main variant of the inner type.
14900 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
14902 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
14903 definition to bool (from int) to un-break build.
14904 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
14906 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
14908 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
14909 discard_stmt_changes): Delete.
14910 * tree-ssa-operands.c (scb_stack): Delete.
14911 (init_ssa_operands): Do not initialize it.
14912 (fini_ssa_operands): Do not free it.
14913 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
14915 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
14916 update_stmt, remove the others. Fix comments.
14917 * tree-dfa.c (optimize_stack_restore): Likewise.
14918 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
14919 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
14920 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
14921 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
14923 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
14924 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
14925 (dom_opt_finalize_block): Likewise, adjusting access to
14927 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
14928 (stmts_to_rescan): Change item type to gimple.
14929 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
14931 2009-05-24 Ira Rosen <irar@il.ibm.com>
14933 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
14934 * tree-pass.h (pass_slp_vectorize): New pass.
14935 * params.h (SLP_MAX_INSNS_IN_BB): Define.
14936 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
14937 * tree-vectorizer.c (timevar.h): Include.
14938 (user_vect_verbosity_level): Declare.
14939 (vect_location): Fix comment.
14940 (vect_set_verbosity_level): Update user_vect_verbosity_level
14941 instead of vect_verbosity_level.
14942 (vect_set_dump_settings): Add an argument. Ignore user defined
14943 verbosity if dump flags require higher level of verbosity. Print to
14944 stderr only for loop vectorization.
14945 (vectorize_loops): Update call to vect_set_dump_settings.
14946 (execute_vect_slp): New function.
14947 (gate_vect_slp): Likewise.
14948 (struct gimple_opt_pass pass_slp_vectorize): New.
14949 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
14950 access its members.
14951 (vec_info_for_bb): New function.
14952 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
14953 (VECTORIZATION_ENABLED): New macro.
14954 (SLP_ENABLED, SLP_DISABLED): Likewise.
14955 (vect_is_simple_use): Add bb_vec_info argument.
14956 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
14957 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
14958 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
14959 vect_schedule_slp, vect_analyze_slp): Likewise.
14960 (vect_analyze_stmt): Add slp_tree argument.
14961 (find_bb_location): Declare.
14962 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
14963 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
14964 (vect_analyze_loop_operations, vect_analyze_loop,
14965 get_initial_def_for_induction, vect_create_epilog_for_reduction,
14966 vect_finalize_reduction, vectorizable_reduction,
14967 vectorizable_live_operation, vect_transform_loop): Likewise.
14968 * tree-data-ref.c (dr_analyze_innermost): Update comment,
14969 skip evolution analysis if analyzing a basic block.
14970 (dr_analyze_indices): Likewise.
14971 (initialize_data_dependence_relation): Skip the test whether the
14972 object is invariant for basic blocks.
14973 (compute_all_dependences): Skip dependence analysis for data
14974 references in basic blocks.
14975 (find_data_references_in_stmt): Don't fail in case of invariant
14976 access in basic block.
14977 (find_data_references_in_bb): New function.
14978 (find_data_references_in_loop): Move code to
14979 find_data_references_in_bb and add a call to it.
14980 (compute_data_dependences_for_bb): New function.
14981 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
14982 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
14984 (vect_analyze_data_ref_dependence): Check for interleaving in case of
14985 unknown dependence in basic block and fail in case of dependence in
14987 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
14988 dependence instances from either loop or basic block vectorization
14990 (vect_compute_data_ref_alignment): Check if it is loop vectorization
14991 before calling nested_in_vect_loop_p.
14992 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
14993 dependence instances from either loop or basic block vectorization
14995 (vect_verify_datarefs_alignment): Likewise.
14996 (vect_enhance_data_refs_alignment): Adjust function calls.
14997 (vect_analyze_data_refs_alignment): Likewise.
14998 (vect_analyze_group_access): Fix printing. Skip different checks if
14999 DR_STEP is 0. Keep strided stores either in loop or basic block
15000 vectorization data structure. Fix indentation.
15001 (vect_analyze_data_ref_access): Fix comments, allow zero step in
15003 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
15004 dependence instances from either loop or basic block vectorization
15006 (vect_analyze_data_refs): Update comment. Call
15007 compute_data_dependences_for_bb to analyze basic blocks.
15008 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
15009 case of loop vectorization. In case of basic block vectorization use
15010 data-ref itself as a base.
15011 (vect_create_data_ref_ptr): In case of basic block vectorization:
15012 don't advance the pointer, add new statements before the current
15013 statement. Adjust function calls.
15014 (vect_supportable_dr_alignment): Support only aligned accesses in
15015 basic block vectorization.
15016 * common.opt (ftree-slp-vectorize): New flag.
15017 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
15018 (vect_pattern_recog_1): Likewise.
15019 * tree-vect-stmts.c (process_use): Likewise.
15020 (vect_init_vector): Add new statements in the beginning of the basic
15021 block in case of basic block SLP.
15022 (vect_get_vec_def_for_operand): Adjust function calls.
15023 (vect_finish_stmt_generation): Likewise.
15024 (vectorizable_call): Add assert that it is loop vectorization, adjust
15026 (vectorizable_conversion, vectorizable_assignment): Likewise.
15027 (vectorizable_operation): In case of basic block SLP, take
15028 vectorization factor from statement's type and skip the relevance
15029 check. Adjust function calls.
15030 (vectorizable_type_demotion): Add assert that it is loop
15031 vectorization, adjust function calls.
15032 (vectorizable_type_promotion): Likewise.
15033 (vectorizable_store): Check for outer loop only in case of loop
15034 vectorization. Adjust function calls. For basic blocks, skip the
15035 relevance check and don't advance pointers.
15036 (vectorizable_load): Likewise.
15037 (vectorizable_condition): Add assert that it is loop vectorization,
15038 adjust function calls.
15039 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
15040 that it is not reduction, get vector type, call only supported
15041 functions, skip loop specific parts.
15042 (vect_transform_stmt): Check for outer loop only in case of loop
15044 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
15045 (vect_is_simple_use): Fix comment, add new argument, fix conditions
15046 for external definition.
15047 * passes.c (pass_slp_vectorize): New pass.
15048 * tree-vect-slp.c (find_bb_location): New function.
15049 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
15050 check for patterns only in loops.
15051 (vect_build_slp_tree): Add argument, adjust function calls, fail in
15052 case of multiple types in basic block SLP.
15053 (vect_mark_slp_stmts_relevant): New function.
15054 (vect_supported_load_permutation_p): Fix comment.
15055 (vect_analyze_slp_instance): Add argument. In case of basic block
15056 SLP, take vectorization factor from statement's type, check that
15057 unrolling factor is 1. Adjust function call. Save SLP instance in
15058 either loop or basic block vectorization structure. Return FALSE,
15060 (vect_analyze_slp): Add argument. Get strided stores groups from
15061 either loop or basic block vectorization structure. Return FALSE
15062 if basic block SLP failed.
15063 (new_bb_vec_info): New function.
15064 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
15065 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
15066 (vect_schedule_slp): Add argument. Get SLP instances from either
15067 loop or basic block vectorization structure. Set vectorization factor
15068 to be 1 for basic block SLP.
15069 (vect_slp_transform_bb): New function.
15070 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
15072 2009-05-23 Mark Mitchell <mark@codesourcery.com>
15074 * final.c (shorten_branches): Do not align labels for jump tables.
15075 (final_scan_insn): Use JUMP_TABLE_DATA_P.
15077 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
15079 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
15080 Remove outdated reference to flow.c and fix nits.
15081 * doc/gccint.texi: Tweak RTL description.
15082 * doc/rtl.texi: Likewise.
15084 2009-05-23 Denis Chertykov <chertykov@gmail.com>
15086 * config/avr/avr.c: Change my email address.
15087 * config/avr/avr.h: Likewise.
15088 * config/avr/avr.md: Likewise.
15089 * config/avr/avr-protos.h: Likewise.
15090 * config/avr/libgcc.S: Likewise.
15092 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
15094 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
15095 (spu_split_load, spu_split_store): Change return type to int.
15096 (spu_split_convert): Declare.
15097 * config/spu/predicates.md (spu_mem_operand): Remove.
15098 (spu_mov_operand): Update.
15099 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
15100 * config/spu/spu.c (regno_aligned_for_load): Remove.
15101 (reg_aligned_for_addr, spu_expand_load): Define.
15102 (spu_expand_extv): Reimplement and handle MEM.
15103 (spu_expand_insv): Handle MEM.
15104 (spu_sched_reorder): Handle insn's with length 0.
15105 (spu_legitimate_address_p): Reimplement.
15106 (store_with_one_insn_p): Return TRUE for any mode with size
15107 larger than 16 bytes.
15108 (address_needs_split): Define.
15109 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
15111 (spu_convert_move): Define.
15112 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
15113 (spu_split_store): Change all MEM's to TImode.
15114 (spu_init_expanders): Preallocate registers that correspond to
15115 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
15117 (spu_split_convert): Define.
15118 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
15119 (_move<mode>, _movdi, _movti): Update predicate and condition.
15120 (load, store): Change to define_split.
15121 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
15123 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
15124 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
15125 define_insn_and_split of lshr<mode>3.
15126 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
15127 (<v>ashr<mode>3_imm): Define.
15128 (extv, extzv, insv): Allow MEM operands.
15129 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
15130 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
15131 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
15132 (_spu_convert2): Change to define_insn_and_split and remove the
15133 corresponding define_peephole2.
15134 (stack_protect_set, stack_protect_test, stack_protect_test_si):
15135 Change predicates to memory_operand.
15137 2009-05-22 Mark Mitchell <mark@codesourcery.com>
15139 * config/arm/thumb2.md: Add 16-bit multiply instructions.
15141 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
15143 PR tree-optimization/40219
15144 * tree.c (iterative_hash_expr): Make sure the builtin function is
15145 a normal builtin function and not a front end or back end builtin
15146 before indexing into the built_in_decls array.
15148 2009-05-22 Richard Guenther <rguenther@suse.de>
15150 PR middle-end/38964
15151 * alias.c (write_dependence_p): Do not use TBAA for answering
15152 anti-dependence or output-dependence.
15153 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
15154 (emit_pointer_definition): Remove.
15155 (emit_alias_warning): Likewise.
15156 (find_what_var_points_to): Remove TBAA pruning code.
15157 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
15159 (compute_points_to_sets): Remove code computing the set of
15160 dereferenced pointers.
15161 * tree-data-ref.c (dr_may_alias_p): Properly use the split
15162 oracle for querying anti and output dependencies.
15163 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
15164 if TBAA may be applied.
15165 (refs_anti_dependent_p): New function.
15166 (refs_output_dependent_p): Likewise.
15167 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
15168 (refs_output_dependent_p): Likewise.
15169 * doc/tree-ssa.texi (Memory model): New section.
15170 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
15171 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
15172 * cfgexpand.c (expand_gimple_basic_block): Do not handle
15173 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
15174 * expr.c (expand_expr_real_1): Likewise.
15175 * gimple-low.c (lower_stmt): Likewise.
15176 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
15177 (dump_gimple_cdt): Remove.
15178 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
15179 (gimple_size): Likewise.
15180 (walk_gimple_op): Likewise.
15181 (is_gimple_stmt): Likewise.
15182 (walk_stmt_load_store_addr_ops): Likewise.
15183 (gimple_build_cdt): Remove.
15184 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
15185 * gimple.h (gimple_cdt_new_type): Remove.
15186 (gimple_cdt_new_type_ptr): Likewise.
15187 (gimple_cdt_set_new_type): Likewise.
15188 (gimple_cdt_location): Likewise.
15189 (gimple_cdt_location_ptr): Likewise.
15190 (gimple_cdt_set_location): Likewise.
15191 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
15192 * tree-cfg.c (remove_useless_stmts_1): Do not handle
15193 GIMPLE_CHANGE_DYNAMIC_TYPE.
15194 (verify_types_in_gimple_stmt): Likewise.
15195 * tree-inline.c (estimate_num_insns): Likewise.
15196 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
15197 (copy_decl_to_var): Likewise.
15198 (copy_result_decl_to_var): Likewise.
15199 * tree-pretty-print.c (dump_generic_node): Do not handle
15200 CHANGE_DYNAMIC_TYPE_EXPR.
15201 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
15202 * tree-ssa-operands.c (get_expr_operands): Likewise.
15203 * tree-ssa-structalias.c (struct variable_info): Remove
15204 no_tbaa_pruning member.
15205 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
15206 (unify_nodes): Do not copy it.
15207 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
15208 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
15209 (set_uids_in_ptset): Do not check it.
15210 (find_what_var_points_to): Likewise.
15211 (compute_tbaa_pruning): Remove.
15212 (compute_points_to_sets): Do not call it.
15213 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
15214 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
15215 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
15216 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
15217 (DECL_NO_TBAA_P): Likewise.
15218 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
15219 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
15220 (expand_omp_atomic_pipeline): Do not set it.
15221 * print-tree.c (print_node): Do not dump it.
15222 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
15225 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
15228 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
15231 2009-05-22 Mark Mitchell <mark@codesourcery.com>
15233 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
15236 2009-05-22 Ben Elliston <bje@au.ibm.com>
15238 * Makefile.in (bversion.h, s-bversion): New targets.
15239 (TOPLEV_H): Add bversion.h.
15240 * toplev.h: Include "bversion.h".
15241 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
15242 the __format__ attribute only if compiling with the same version
15243 of GCC as the sources (the "build version").
15245 2009-05-22 Ben Elliston <bje@au.ibm.com>
15247 * c-format.c (handle_format_attribute): Fix comment typo.
15249 2009-05-21 Steve Ellcey <sje@cup.hp.com>
15252 * config/ia64/ia64.opt (mfused-madd): New.
15253 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
15254 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
15255 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
15256 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
15257 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
15258 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
15259 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
15260 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
15261 instruction if !TARGET_FUSED_MADD.
15262 (fpma, fpms): Remove colon from name.
15264 2009-05-22 Richard Guenther <rguenther@suse.de>
15266 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
15267 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
15268 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
15270 (create_expression_by_pieces): Only convert if necessary.
15271 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
15272 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
15274 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
15276 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
15277 regular pattern from a template and rename it ...
15278 (*extzv_truncsi_exts): ... to this.
15280 2009-05-21 Richard Guenther <rguenther@suse.de>
15282 * cgraph.h (struct cgraph_node): Remove inline_decl member.
15283 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
15284 (cgraph_default_inline_p): Likewise.
15285 (cgraph_decide_inlining_incrementally): Likewise.
15287 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
15288 Uros Bizjak <ubizjak@gmail.com>
15290 * config/i386/cpuid.h (bit_MOVBE): New.
15292 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
15294 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
15295 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
15296 (ix86_handle_option): Handle OPT_mmovbe.
15297 (ix86_target_string): Add -mmovbe.
15298 (pta_flags): Add PTA_MOVBE.
15299 (processor_alias_table): Add PTA_MOVBE to "atom".
15300 (override_options): Handle PTA_MOVBE.
15302 * config/i386/i386.h (TARGET_MOVBE): New.
15304 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
15305 (*bswapsi_movbe): New.
15306 (*bswapdi_movbe): Likewise.
15307 (bswapdi2): Renamed to ...
15308 (*bswapdi_1): This.
15309 (bswapdi2): New expander.
15311 * config/i386/i386.opt (mmovbe): New.
15313 * doc/invoke.texi: Document -mmovbe.
15315 2009-05-21 Taras Glek <tglek@mozilla.com>
15317 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
15318 * gcc-plugin.h (plugin_init): Updated signature.
15319 * gcc-plugin.h (plugin_name_args): Moved to this header.
15320 * doc/plugins.texi (plugin_init): Updated documention to reflect
15322 * doc/plugins.texi (plugin_name_args): Added to documention.
15324 2009-05-21 Mark Mitchell <mark@codesourcery.com>
15326 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
15327 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
15329 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
15331 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
15332 JUMP_TABLE_DATA_P predicates where applicable.
15333 * config/i386/predicates.md: Ditto.
15334 * config/i386/sse.md: Ditto.
15336 2009-05-21 Jakub Jelinek <jakub@redhat.com>
15338 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
15339 operand2 -128 override length_immediate attribute to 1.
15340 * config/i386/predicates.md (constm128_operand): New predicate.
15342 * config/i386/i386.c (memory_address_length): Handle %r12
15343 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
15345 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
15346 mode look through optional ZERO_EXTEND and SUBREG.
15347 * config/i386/i386.md (R12_REG): New define_constant.
15348 (prefix_data16): For sse unit set also for MODE_TI insns.
15349 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
15350 insns set if operand 1 is ext_QIreg_operand.
15351 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
15352 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
15354 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
15355 mode from MODE_DI to MODE_SI.
15356 (movdi_1_rex64): Override modrm and length_immediate attributes
15357 only for movabs (TYPE_IMOV, alternative 2).
15358 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
15359 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
15360 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
15361 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
15362 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
15363 prefix_rex attribute if DImode.
15364 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
15365 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
15366 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
15367 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
15368 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
15369 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
15370 Likewise. For TYPE_IMOV clear length_immediate attribute.
15371 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
15372 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
15373 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
15374 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
15375 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
15376 or one operand TYPE_ISHIFT.
15377 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
15378 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
15379 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
15380 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
15381 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
15382 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
15383 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
15384 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
15385 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
15386 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
15387 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
15388 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
15389 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
15390 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
15391 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
15392 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
15393 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
15394 set mode attribute, don't override length attribute.
15395 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
15397 (return_internal_long): Set length attribute to 2 instead of 1.
15398 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
15399 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
15400 prefix_rex attribute.
15401 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
15403 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
15405 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15407 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
15409 2009-05-20 Ian Lance Taylor <iant@google.com>
15411 * tree.c (build_tree_list_vec_stat): New function.
15412 (ctor_to_vec): New function.
15413 (build_nt_call_vec): New function.
15414 (build_call_array): Change args to be a const pointer.
15415 (build_call_vec): New function.
15416 * tree.h (build_nt_call_vec): Declare.
15417 (build_tree_list_vec_stat): Declare.
15418 (build_tree_list_vec): Define.
15419 (build_call_array): Update declaration.
15420 (build_call_vec): Declare.
15421 (ctor_to_vec): Declare.
15422 * c-common.c (tree_vector_cache): New static variable.
15423 (make_tree_vector): New function.
15424 (release_tree_vector): New function.
15425 (make_tree_vector_single): New function.
15426 (make_tree_vector_copy): New function.
15427 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
15428 (make_tree_vector_single, make_tree_vector_copy): Declare.
15429 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
15430 (c_parser_expr_list): Don't manage cache here, instead call
15432 (c_parser_release_expr_list): Remove static function.
15433 (c_parser_vec_to_tree_list): Remove static function.
15434 (c_parser_attributes): Call build_tree_list_vec instead of
15435 c_parser_vec_to_tree_list. Call release_tree_vector instead of
15436 c_parser_release_expr_list.
15437 (c_parser_postfix_expression_after_primary): Likewise.
15438 (c_parser_objc_keywordexpr): Likewise.
15440 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
15442 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
15443 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
15444 TARGET_CONVERT_TO_TYPE.
15445 * hooks.c (hook_tree_const_tree_null): Define.
15446 * hooks.h (hook_tree_const_tree_null): Declare.
15447 * target.h (struct gcc_target): Add invalid_parameter_type,
15448 invalid_return_type, promoted_type, and convert_to_type fields.
15449 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
15450 (TARGET_INVALID_RETURN_TYPE): Define.
15451 (TARGET_PROMOTED_TYPE): Define.
15452 (TARGET_CONVERT_TO_TYPE): Define.
15453 (TARGET_INITIALIZER): Update for new fields.
15454 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
15455 (grokparms): Check targetm.invalid_parameter_type.
15456 * c-typeck.c (default_conversion): Check targetm.promoted_type.
15457 * c-convert.c (convert): Check targetm.convert_to_type.
15459 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
15461 * config/mips/mips.md (*extenddi_truncate<mode>,
15462 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
15464 (*extendhi_truncateqi): New define_insn_and_sptit.
15466 2009-05-20 Jakub Jelinek <jakub@redhat.com>
15468 PR middle-end/40204
15469 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
15470 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
15472 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
15474 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
15475 the operand of VIEW_CONVERT_EXPR.
15477 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
15479 * config/i386/driver-i386.c (host_detect_local_cpu): Check
15480 extended family and model for Intel processors. Support Intel Atom.
15482 2009-05-20 Olivier Hainque <hainque@adacore.com>
15484 * gstab.h (stab_code_type): Define, to be used instead of the
15485 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
15487 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
15488 occurrences by stab_code_type.
15489 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
15491 2009-05-20 Martin Jambor <mjambor@suse.cz>
15493 * tree-flow.h (insert_edge_copies_seq): Undeclare.
15494 (sra_insert_before): Likewise.
15495 (sra_insert_after): Likewise.
15496 (sra_init_cache): Likewise.
15497 (sra_type_can_be_decomposed_p): Likewise.
15498 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
15499 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
15500 (sra_insert_before): Likewise.
15501 (sra_insert_after): Likewise.
15502 (sra_init_cache): Likewise.
15503 (insert_edge_copies_seq): Made static and moved upwards.
15505 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
15508 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
15510 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
15511 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
15514 2009-05-20 Richard Guenther <rguenther@suse.de>
15516 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
15517 with mismatched comparison modes.
15519 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15521 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
15522 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
15523 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
15524 with shifts for Thumb2.
15525 (orsi_notsi): New for orn.
15526 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
15527 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
15528 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
15529 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
15530 Don't invert remainder for IOR.
15532 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
15534 PR tree-optimization/40087
15535 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
15536 number_of_iterations_ne): Rename never_infinite argument.
15537 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
15538 number_of_iterations_le): Handle pointer-type ivs when
15539 exit_must_be_taken is false.
15540 (number_of_iterations_cond): Do not always assume that
15541 exit_must_be_taken if the control variable is a pointer.
15543 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
15545 * c-typeck.c (build_binary_op): Allow % on integal vectors.
15546 * doc/extend.texi (Vector Extension): Document that % is allowed too.
15548 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
15550 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
15551 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
15553 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
15556 * c.opt (Wlogical-op): Disabled by default.
15557 * c-opt (c_common_post_options): Do not enable Wlogical-op with
15559 * doc/invoke.texi (Wlogical-op): Likewise.
15561 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
15563 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
15565 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
15566 Propagate the type of the first operand.
15567 <ASSERT_EXPR>: Simplify.
15568 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
15569 Rewrite using the RHS code as discriminant.
15570 <NOP_EXPR>: Turn into CASE_CONVERT.
15571 <PLUS_EXPR>: Propagate the type of the first operand.
15573 2009-05-19 Steve Ellcey <sje@cup.hp.com>
15575 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
15576 (ia64_dconst_0_375): New.
15577 * config/ia64/ia64.c (ia64_override_options): Remove
15578 -minline-sqrt-min-latency warning.
15579 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
15580 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
15581 * config/ia64/ia64.md (*sqrt_approx): Remove.
15582 (sqrtsf2): Remove #if 0.
15583 (sqrtsf2_internal_thr): Rewrite and move to div.md.
15584 (sqrtdf): Remove assert.
15585 (sqrtdf2_internal_thr): Rewrite and move to div.md.
15586 (sqrtxf2): Remove #if 0.
15587 (sqrtxf2_internal_thr): Rewrite and move to div.md.
15588 * div.md (sqrt_approx_rf): New.
15589 (sqrtsf2_internal_thr): New implementation.
15590 (sqrtsf2_internal_lat): New.
15591 (sqrtdf2_internal_thr: New implementation.
15592 (sqrtxf2_internal): New implementation.
15594 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
15595 Hans-Peter Nilsson <hp@axis.com>
15597 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
15598 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
15599 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
15600 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
15601 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
15602 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
15603 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
15604 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
15605 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
15606 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
15607 * c-common.c: ...from here.
15609 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
15611 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
15613 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15615 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
15617 2009-05-19 Ben Elliston <bje@au.ibm.com>
15619 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
15620 assignments with memcpy calls.
15621 (add_fdes): Likewise.
15622 (binary_search_unencoded_fdes): Likewise.
15623 (linear_search_fdes): Eliminate type puns.
15625 2009-05-19 Richard Guenther <rguenther@suse.de>
15627 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
15628 not falsely claim to have propagated into all uses.
15630 2009-05-19 Ben Elliston <bje@au.ibm.com>
15632 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
15635 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
15637 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
15638 * config/sh/sh.c (sh_legitimate_address_p): Make static.
15639 (TARGET_LEGITIMATE_ADDRESS_P): New.
15640 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15641 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
15643 2009-05-18 Dodji Seketeli <dodji@redhat.com>
15646 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
15647 child of the containing namespace's DIE.
15649 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
15651 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
15652 *zero_extendhi_truncqi): Move after the zero_extend patterns.
15653 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
15656 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
15659 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
15660 gen_align with gen_pad.
15661 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
15662 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
15664 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
15665 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
15667 * config/i386/i386.md (align): Renamed to ...
15668 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
15669 ASM_OUTPUT_MAX_SKIP_PAD.
15671 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
15673 * config.gcc: Fix variable syntax.
15676 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
15677 before calling exact_log2.
15678 (output_iorsi3): Likewise.
15679 (output_xorsi3): Likewise.
15681 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
15683 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
15684 for the none zero constant operand except for EQ and NE
15685 comprisons even when the first operand is R0.
15687 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
15689 * config/s390/2064.md: Remove trailing whitespaces.
15690 * config/s390/2084.md: Likewise.
15691 * config/s390/constraints.md: Likewise.
15692 * config/s390/fixdfdi.h: Likewise.
15693 * config/s390/libgcc-glibc.ver: Likewise.
15694 * config/s390/s390-modes.def: Likewise.
15695 * config/s390/s390-protos.h: Likewise.
15696 * config/s390/s390.c: Likewise.
15697 * config/s390/s390.h: Likewise.
15698 * config/s390/s390.md: Likewise.
15699 * config/s390/tpf-unwind.h: Likewise.
15701 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
15703 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
15705 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
15708 * configure.ac (m68k-*-*): Check if binutils support TLS.
15709 * configure: Regenerate.
15710 * config/m68k/predicates.md (symbolic_operand): Extend comment.
15711 * config/m68k/constraints.md (Cu): New constraint.
15712 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
15713 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
15714 (movsi): Handle TLS symbols.
15715 (addsi3_5200): Handle XTLS symbols, indent.
15716 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
15717 (m68k_tls_reference_p): Declare.
15718 (m68k_legitimize_address): Declare.
15719 (m68k_unwrap_symbol): Declare.
15720 * config/m68k/m68k.opt (mxtls): New option.
15721 * config/m68k/m68k.c (ggc.h): Include.
15722 (m68k_output_dwarf_dtprel): Implement hook.
15723 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
15724 (m68k_expand_prologue): Load GOT pointer when function needs it.
15725 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
15726 (m68k_legitimate_constant_address_p): Same.
15727 (m68k_decompose_address): Handle TLS references.
15728 (m68k_get_gp): New static function.
15729 (enum m68k_reloc): New contants.
15730 (TLS_RELOC_P): New macro.
15731 (m68k_wrap_symbol): New static function.
15732 (m68k_unwrap_symbol): New function.
15733 (m68k_final_prescan_insn_1): New static function.
15734 (m68k_final_prescan_insn): New function.
15735 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
15737 (legitimize_pic_address): Handle TLS references..
15738 (m68k_tls_get_addr, m68k_get_tls_get_addr)
15739 (m68k_libcall_value_in_a0_p)
15740 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
15741 (m68k_call_m68k_read_tp): Helper variables and functions for ...
15742 (m68k_legitimize_tls_address): Handle TLS references.
15743 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
15745 (m68k_legitimize_address): Handle TLS symbols.
15746 (m68k_get_reloc_decoration): New static function.
15747 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
15749 (m68k_output_dwarf_dtprel): Implement hook.
15750 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
15751 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
15752 m68k_call_* routines.
15753 (sched_attr_op_type): Handle TLS symbols.
15754 (gt-m68k.h): Include.
15755 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
15756 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
15758 2009-05-18 Martin Jambor <mjambor@suse.cz>
15760 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
15761 (visit_store_addr_for_mod_analysis): New function.
15762 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
15763 (determine_cst_member_ptr): Use gimple_assign_single_p.
15764 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
15765 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
15766 operands. Don't check number of operands of a NOP_EXPR.
15768 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
15770 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
15772 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
15775 * c-common.c (warn_logical_operator): Don't warn if one of
15776 expression isn't always true or false.
15778 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
15780 * config/i386/biarch32.h: New file.
15781 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
15783 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
15785 * config/mips/mips.md (*zero_extend<mode>_trunchi,
15786 *zero_extend<mode>_truncqi): Merge these into ...
15787 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
15788 Name the pattern following this as *zero_extendhi_truncqi.
15790 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
15792 PR middle-end/39301
15793 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
15794 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
15795 (output_info): Make field HOST_WIDEST_INT.
15796 (print_statistics): Use HOST_WIDEST_INT_PRINT.
15797 (dump_bitmat_statistics): Same.
15799 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
15801 * config.gcc (use_gcc_stdint): Set to wrap.
15802 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
15803 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
15804 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
15805 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
15806 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
15807 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
15808 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
15809 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
15811 2009-05-16 Joseph Myers <joseph@codesourcery.com>
15813 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
15815 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
15816 Move definitions earlier.
15817 (OPT_ARCH64, OPT_ARCH32): Define.
15818 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
15821 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
15824 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
15827 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
15829 * arm.md (movdi2): Copy non-reg values to DImode registers.
15831 2009-05-16 Jakub Jelinek <jakub@redhat.com>
15834 * final.c (label_to_max_skip): New function.
15835 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
15836 CODE_LABEL_NUMBER <= max_labelno.
15837 * output.h (label_to_max_skip): New prototype.
15838 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
15839 (ix86_avoid_jump_mispredicts): ... this. Don't define if
15840 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
15841 Handle CODE_LABELs with >= 16 byte alignment or with
15842 max_skip == (1 << align) - 1.
15843 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
15844 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
15847 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
15848 .p2align 3 if MAX_SKIP is smaller than 7.
15849 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
15851 2009-05-15 Ian Lance Taylor <iant@google.com>
15853 * alias.c (struct alias_set_entry_d): Rename from struct
15854 alias_set_entry. Change all uses.
15855 * except.c (struct call_site_record_d): Rename from struct
15856 call_site_record. Change all uses.
15857 * except.h (struct eh_region_d): Rename from struct eh_region.
15859 * gcse.c (struct hash_table_d): Rename from struct hash_table.
15861 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
15862 ivtype_map_elt. Change all uses.
15863 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
15865 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
15866 * graphite.h (struct name_tree_d): Rename from struct name_tree.
15868 (struct sese_d): Rename from struct sese. Change all uses.
15869 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
15870 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
15871 * optabs.h (struct optab_d): Rename from struct optab. Change all
15873 (struct convert_optab_d): Rename from struct convert_optab.
15875 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
15876 ipa_opt_pass. Change all uses.
15877 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
15880 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
15881 defined as a typedef.
15882 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
15885 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
15888 * fold-const.c (make_range,build_range_check,merge_ranges): Move
15890 (merge_ranges): Returns bool.
15891 * tree.h (make_range): .. to here.
15892 (build_range_check): Likewise.
15893 (merge_ranges): Likewise. Renamed from merge_ranges.
15894 * c-typeck.c (parser_build_binary_op): Update calls to
15895 warn_logical_operator.
15896 * c-common.c (warn_logical_operator): Add new warning.
15897 * c-common.h (warn_logical_operator): Update declaration.
15899 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
15901 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
15903 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15905 * doc/install.texi: Document MPC requirements, flags etc.
15907 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
15908 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
15909 Evaluate constant arguments.
15910 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
15911 (fold_builtin_1): Likewise, also evaluate constant arguments.
15912 Remove superfluous break.
15913 (do_mpc_ckconv): New.
15914 * real.h: Include mpc.h.
15915 * toplev.c (print_version): Output MPC version info if available.
15917 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
15919 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
15921 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
15923 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
15926 2009-05-15 Jan Hubicka <jh@suse.cz>
15928 * doc/invoke.texi (max-early-inliner-iterations): New flag.
15929 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
15930 (try_inline): Fix return value.
15931 (cgraph_decide_inlining_incrementally): Honor new value.
15932 (cgraph_early_inlining): Handle indirect inlining.
15933 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
15935 2009-05-15 Jan Hubicka <jh@suse.cz>
15937 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
15938 * cgraphunit.c (cgraph_finalize_function): Set it.
15939 (cgraph_expand_function): Use it.
15941 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
15943 * real.c (encode_ieee_half): Define.
15944 (decode_ieee_half): Define.
15945 (ieee_half_format): Define.
15946 (arm_half_format): Define.
15947 * real.h (ieee_half_format): Declare.
15948 (arm_half_format): Declare.
15950 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
15952 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
15953 swapped, and reversed optabs exist before trying to use them.
15955 2009-05-15 Paul Brook <paul@codesourcery.com>
15956 Sandra Loosemore <sandra@codesourcery.com>
15958 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
15959 loads. Allow PRE_DEC.
15960 (output_move_neon): Handle PRE_DEC.
15961 (arm_print_operand): Add 'A' for neon structure loads.
15962 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
15963 * config/arm/neon.md (neon_mov): Update comment.
15964 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
15966 (Um): New constraint.
15968 2009-05-15 Jan Hubicka <jh@suse.cz>
15970 Revert the following patch until testsuite fallout is fixed:
15971 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
15972 * cgraph.h (struct inline_summary): New filed self_wize,
15973 size_inlining_benefit, self_time and time_inlining_benefit.
15974 (struct cgraph_global_info): Replace insns by time ans size fields.
15975 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
15976 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
15977 (ipcp_update_callgraph): Do not touch function bodies.
15978 * ipa-inline.c: Include except.h
15979 (MAX_TIME): New constant.
15980 (overall_insns): Remove
15981 (overall_size, max_benefit): New static variables.
15982 (cgraph_estimate_time_after_inlining): New function.
15983 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
15984 (cgraph_clone_inlined_nodes): Update size.
15985 (cgraph_mark_inline_edge): Update size.
15986 (cgraph_estimate_growth): Use size info.
15987 (cgraph_check_inline_limits): Check size.
15988 (cgraph_default_inline_p): Likewise.
15989 (cgraph_edge_badness): Compute badness based on benefit and size cost.
15990 (cgraph_decide_recursive_inlining): Check size.
15991 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
15993 (cgraph_decide_inlining): Likewise.
15994 (cgraph_decide_inlining_incrementally): Likewise; honor
15995 PARAM_EARLY_INLINING_INSNS.
15996 (likely_eliminated_by_inlining_p): New predicate.
15997 (estimate_function_body_sizes): New function.
15998 (compute_inline_parameters): Use it.
15999 * except.c (must_not_throw_labels): New function.
16000 * except.h (must_not_throw_labels): Declare.
16001 * tree-inline.c (init_inline_once): Kill inlining_weigths
16002 * tree-ssa-structalias.c: Avoid uninitialized warning.
16003 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
16004 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
16005 (PARAM_INLINE_CALL_COST): Remove.
16006 (PARAM_EARLY_INLINING_INSNS): New.
16008 2009-05-15 Richard Guenther <rguenther@suse.de>
16010 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
16011 not TODO_update_ssa.
16013 2009-05-15 Richard Guenther <rguenther@suse.de>
16015 PR tree-optimization/39999
16016 * gimple.h (gimple_expr_type): Use the expression type looking
16017 through useless conversions.
16018 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
16019 (vn_nary_op_insert_stmt): Likewise.
16020 (simplify_binary_expression): Likewise.
16022 2009-05-15 Richard Guenther <rguenther@suse.de>
16024 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
16025 New options, enabled by default.
16026 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
16028 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
16029 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
16030 * tree-ssa-structalias.c (gate_tree_pta): New function.
16031 (pass_build_alias): Use it.
16033 2009-05-15 Joseph Myers <joseph@codesourcery.com>
16035 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
16036 recurse on an invariant address if a conversion from a pointer
16037 type to a wider integer type is involved.
16039 2009-05-15 Jan Hubicka <jh@suse.cz>
16041 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
16042 * cgraph.h (struct inline_summary): New filed self_wize,
16043 size_inlining_benefit, self_time and time_inlining_benefit.
16044 (struct cgraph_global_info): Replace insns by time ans size fields.
16045 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
16046 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
16047 (ipcp_update_callgraph): Do not touch function bodies.
16048 * ipa-inline.c: Include except.h
16049 (MAX_TIME): New constant.
16050 (overall_insns): Remove
16051 (overall_size, max_benefit): New static variables.
16052 (cgraph_estimate_time_after_inlining): New function.
16053 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
16054 (cgraph_clone_inlined_nodes): Update size.
16055 (cgraph_mark_inline_edge): Update size.
16056 (cgraph_estimate_growth): Use size info.
16057 (cgraph_check_inline_limits): Check size.
16058 (cgraph_default_inline_p): Likewise.
16059 (cgraph_edge_badness): Compute badness based on benefit and size cost.
16060 (cgraph_decide_recursive_inlining): Check size.
16061 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
16063 (cgraph_decide_inlining): Likewise.
16064 (cgraph_decide_inlining_incrementally): Likewise; honor
16065 PARAM_EARLY_INLINING_INSNS.
16066 (likely_eliminated_by_inlining_p): New predicate.
16067 (estimate_function_body_sizes): New function.
16068 (compute_inline_parameters): Use it.
16069 * except.c (must_not_throw_labels): New function.
16070 * except.h (must_not_throw_labels): Declare.
16071 * tree-inline.c (init_inline_once): Kill inlining_weigths
16072 * tree-ssa-structalias.c: Avoid uninitialized warning.
16073 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
16074 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
16075 (PARAM_INLINE_CALL_COST): Remove.
16076 (PARAM_EARLY_INLINING_INSNS): New.
16077 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
16078 (inline-call-cost): Remove.
16079 (early-inlining-insns): New.
16081 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
16083 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
16085 (print_int_cst_bounds_in_octal_p): Likewise.
16086 (dbxout_type): Adjust calls to above functions. Be prepared to deal
16088 * dwarf2out.c (base_type_die): Likewise.
16089 (is_subrange_type): Delete.
16090 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
16091 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
16092 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
16093 if the destination type is boolean.
16094 (build_range_check): Do not special-case subtypes.
16095 (fold_sign_changed_comparison): Likewise.
16096 (fold_unary): Likewise.
16097 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
16098 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
16099 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
16100 * tree.c (subrange_type_for_debug_p): New predicate based on the
16101 former is_subrange_type.
16102 * tree.h (subrange_type_for_debug_p): Declare.
16103 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
16104 (convert_affine_scev): Remove call to above function.
16105 (chrec_convert_aggressive): Likewise.
16106 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
16107 false for conversions involving subtypes.
16108 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
16109 (vrp_val_min): Likewise.
16110 (needs_overflow_infinity): Likewise.
16111 (extract_range_from_unary_expr): Likewise.
16113 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
16115 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
16116 * config/frv/frv.c: Likewise.
16117 * config/s390/s390.c: Likewise.
16118 * config/sparc/sparc.h: Likewise.
16119 * config/i386/i386.h: Likewise.
16120 * config/i386/i386.c: Likewise.
16121 * config/crx/crx.c: Likewise.
16122 * config/m68hc11/m68hc11.h: Likewise.
16123 * config/iq2000/iq2000.c: Likewise.
16124 * config/mn10300/mn10300.h: Likewise.
16125 * config/mn10300/mn10300.c: Likewise.
16126 * config/m68k/m68k.c: Likewise.
16127 * config/rs6000/rs6000.c: Likewise.
16128 * config/rs6000/xcoff.h: Likewise.
16129 * config/rs6000/linux64.h: Likewise.
16130 * config/rs6000/sysv4.h: Likewise.
16131 * config/score/score3.c: Likewise.
16132 * config/score/score7.c: Likewise.
16133 * config/score/score.c: Likewise.
16134 * config/arm/arm.md: Likewise.
16135 * config/mips/mips.c: Likewise.
16136 * config/mips/mips.md: Likewise.
16137 * config/bfin/bfin.h: Likewise.
16138 * config/pa/pa.c: Likewise.
16139 * config/pa/constraints.md: Likewise.
16141 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
16142 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
16143 * config/pdp11/pdp11.h: Use memory_address_p instead.
16145 2009-05-14 Ian Lance Taylor <iant@google.com>
16147 * passes.c (finish_optimization_passes): Change i to int.
16148 * plugin.c (plugins_active_p): Change event to int.
16149 (dump_active_plugins): Likewise.
16150 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
16152 * tree.c (tree_range_check_failed): Change c to unsigned int.
16153 (omp_clause_range_check_failed): Likewise.
16154 (build_common_builtin_nodes): Change mode to int. Add cast.
16155 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
16156 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
16158 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
16159 ++ or -- with a variable of enum type.
16161 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16164 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
16166 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16168 * store-motion.c: Do not include params.h
16169 * Makefile.in: Fix dependencies for various files.
16171 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16173 * auto-inc-dec.c: Fix pass description, remove apparent
16174 accidental duplication.
16176 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
16178 PR middle-end/40147
16179 * ipa-utils.h (memory_identifier_string): Moved to ...
16180 * tree.h (memory_identifier_string): Here. Add GTY(()).
16182 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
16184 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
16185 in the former documentation of...
16186 (GO_IF_LEGITIMATE_ADDRESS): ... this.
16187 * ira-conflicts.c (get_dup_num): Use address_operand.
16188 * targhooks.c (default_legitimate_address_p): New.
16189 * targhooks.h (default_legitimate_address_p): New.
16190 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
16192 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
16193 * target.h (struct target): Add legitimate_address_p.
16194 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
16195 (TARGET_INITIALIZER): Include it.
16197 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16198 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
16199 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
16200 (TARGET_LEGITIMATE_ADDRESS_P): New.
16202 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16203 (REG_OK_STRICT_P): Delete.
16204 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
16205 (frv_legitimate_address_p_1): ... this.
16206 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
16207 (frv_legitimate_address_p_1): ... the renamed old
16208 frv_legitimate_address_p.
16209 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
16210 (TARGET_LEGITIMATE_ADDRESS_P): New.
16212 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16213 * config/s390/s390-protos.h (legitimate_address_p): Remove.
16214 * config/s390/s390.c (legitimate_address_p): Rename to...
16215 (s390_legitimate_address_p): ... this, make static.
16216 (legitimize_address): Adjust call.
16217 (TARGET_LEGITIMATE_ADDRESS_P): New.
16218 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
16220 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16221 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
16222 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
16223 (TARGET_LEGITIMATE_ADDRESS_P): New.
16225 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16226 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
16227 * config/spu/spu.c (spu_legitimate_address): Rename to...
16228 (spu_legitimate_address_p): ... this, make static.
16229 (TARGET_LEGITIMATE_ADDRESS_P): New.
16231 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16232 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
16233 * config/sparc/sparc.c (legitimate_address_p): Rename to...
16234 (sparc_legitimate_address_p): ... this, make static and return bool.
16235 (legitimize_address): Adjust call.
16236 (TARGET_LEGITIMATE_ADDRESS_P): New.
16238 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16239 * config/i386/i386-protos.h (legitimate_address_p): Remove.
16240 * config/i386/i386.c (legitimate_address_p): Rename to...
16241 (ix86_legitimate_address_p): ... this, make static.
16242 (constant_address_p): Move after it, adjust call.
16243 (TARGET_LEGITIMATE_ADDRESS_P): New.
16245 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16246 * config/avr/avr-protos.h (legitimate_address_p): Remove.
16247 * config/avr/avr.c (legitimate_address_p): Rename to...
16248 (avr_legitimate_address_p): ... this, make static.
16249 (legitimize_address): Adjust call.
16250 (TARGET_LEGITIMATE_ADDRESS_P): New.
16252 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16253 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
16254 * config/crx/crx.c (crx_legitimate_address_p): Make static.
16255 (TARGET_LEGITIMATE_ADDRESS_P): New.
16257 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16258 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
16259 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
16260 (TARGET_LEGITIMATE_ADDRESS_P): New.
16262 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16263 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
16265 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
16267 (TARGET_LEGITIMATE_ADDRESS_P): New.
16269 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16270 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
16272 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
16274 (m68hc11_legitimate_address_p): ... this, make static.
16275 (go_if_legitimate_address_internal): Rename to...
16276 (m68hc11_legitimate_address_p_1): ... this.
16277 (legitimize_address): Adjust call.
16278 (TARGET_LEGITIMATE_ADDRESS_P): New.
16280 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16281 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
16282 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
16283 (TARGET_LEGITIMATE_ADDRESS_P): New.
16285 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16286 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
16287 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
16288 (mn10300_legitimate_address_p): ... this, make static.
16289 (TARGET_LEGITIMATE_ADDRESS_P): New.
16291 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16292 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
16293 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
16294 (TARGET_LEGITIMATE_ADDRESS_P): New.
16296 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16297 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
16298 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
16299 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16300 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
16301 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
16302 (rs6000_legitimate_address_p): ... this, make static.
16303 (TARGET_LEGITIMATE_ADDRESS_P): New.
16304 (REG_MODE_OK_FOR_BASE_P): Delete.
16305 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
16307 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16308 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
16310 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
16311 static, adjust types.
16312 (TARGET_LEGITIMATE_ADDRESS_P): New.
16314 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16315 * config/score/score.c (score_address_p): Rename to...
16316 (score_legitimate_address_p): ... this.
16317 (TARGET_LEGITIMATE_ADDRESS_P): New.
16318 * config/score/score3.c (score3_address_p): Rename to...
16319 (score3_legitimate_address_p): ... this.
16320 * config/score/score7.c (score7_address_p): Rename to...
16321 (score7_legitimate_address_p): ... this.
16323 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
16324 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
16325 GO_IF_LEGITIMATE_ADDRESS): Delete.
16326 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
16327 thumb2_legitimate_address_p): Delete.
16328 (arm_legitimate_address_p): Rename to...
16329 (arm_legitimate_address_outer_p): ... this.
16330 * config/arm/constraints.md ("Uq"): Adjust call.
16331 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
16332 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
16334 (arm_legitimate_address_outer_p): ... this.
16335 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
16337 (TARGET_LEGITIMATE_ADDRESS_P): New.
16339 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16340 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
16341 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
16342 (TARGET_LEGITIMATE_ADDRESS_P): New.
16344 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16345 * config/vax/vax-protos.h (legitimate_address_p): Remove.
16346 * config/vax/vax.c (legitimate_address_p): Rename to...
16347 (vax_legitimate_address_p): ... this, make static.
16348 (TARGET_LEGITIMATE_ADDRESS_P): New.
16350 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16351 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
16352 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
16353 (TARGET_LEGITIMATE_ADDRESS_P): New.
16355 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16356 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
16357 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
16358 (mmix_legitimate_address_p): ... this, make static.
16359 (TARGET_LEGITIMATE_ADDRESS_P): New.
16361 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16362 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
16363 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
16364 (TARGET_LEGITIMATE_ADDRESS_P): New.
16366 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
16368 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
16369 of MODE_COMPLEX_INT.
16371 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
16373 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
16374 LCT_NORMAL in function call.
16375 * mips-tdump.c (print_file_desc): Add cast to enum type.
16376 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
16377 (mark_stabs): Add casts to enum types.
16378 (parse_stabs_common): Add casts to enum types.
16380 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
16382 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
16383 Check for invalid values of LETTER.
16385 2009-05-13 Taras Glek <tglek@mozilla.com>
16387 * attribs.c (register_attribute): moved out attribute registration
16388 into register_attribute.
16389 * doc/plugins.texi: Documented register_attribute and
16391 * gcc-plugin.h: Added forward decl for register_attribute.
16392 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
16393 * plugin.c (register_callback, invoke_plugin_callbacks): Added
16394 PLUGIN_ATTRIBUTES boilerplate.
16396 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
16398 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
16399 values even in sentinel and empty entries.
16400 (ms_printf_flag_specs): Likewise.
16401 (ms_scanf_flag_specs): Likewise.
16402 (ms_strftime_flag_specs): Likewise.
16403 (ms_print_char_table): Likewise.
16404 (ms_scan_char_table): Likewise.
16405 (ms_time_char_table): Likewise.
16407 2009-05-13 Doug Kwan <dougkwan@google.com>
16409 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
16411 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
16413 * config/mips/mips.md (store): Add attributes for QI and HI.
16415 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
16416 (truncdi<mode>2): ... this new pattern.
16418 2009-05-13 Brad Hards <bradh@kde.org>
16420 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
16422 2009-05-14 Jakub Jelinek <jakub@redhat.com>
16423 Ben Elliston <bje@au.ibm.com>
16425 PR middle-end/40035
16426 * dse.c (check_mem_read_rtx): Guard against width == -1.
16428 2009-05-13 Michael Matz <matz@suse.de>
16430 PR middle-end/39976
16431 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
16432 (trivially_conflicts_p): New function.
16433 (insert_backedge_copies): Use it.
16435 2009-05-13 Janis Johnson <janis187@us.ibm.com>
16437 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
16438 (handle_stdc_pragma): Use new enum constant names.
16439 (handle_pragma_float_const_decimal64): Ditto.
16441 2009-05-13 Ian Lance Taylor <iant@google.com>
16443 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
16446 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
16448 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
16449 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
16451 * config/m68k/m68k.h (FL_UCLINUX): Define.
16453 2009-05-13 Jan Hubicka <jh@suse.cz>
16455 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
16457 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
16459 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
16460 unless -fschedule-insns is specified.
16462 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
16465 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
16466 TARGET_EXPAND_CBRANCHDI4.
16467 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
16468 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
16469 (cmpeqdi): Fix comment.
16471 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
16473 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
16474 (sh_legitimate_address_p): Likewise.
16475 * config/sh/sh.c (sh_legitimate_index_p): New.
16476 (sh_legitimate_address_p): Likewise.
16477 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
16478 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
16479 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
16480 (MAYBE_BASE_REGISTER_RTX_P): New macro.
16481 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
16482 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
16483 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
16484 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
16485 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
16487 2009-05-12 Jan Hubicka <jh@suse.cz>
16489 * tree-inline.c (estimate_operator_cost): Add operands;
16490 when division happens by constant, it is cheap.
16491 (estimate_num_insns): Loads and stores are not having cost of 0;
16492 EH magic stuff is cheap; when computing runtime cost of switch,
16493 use log2 base of amount of its cases; builtin_expect has cost of 0;
16494 compute cost for moving return value of call.
16495 (init_inline_once): Initialize time_based flags.
16496 * tree-inline.h (eni_weights_d): Add time_based flag.
16498 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
16500 * df-core.c: Update head documentation.
16502 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
16505 * rs6000.c (rs6000_generate_compare): Use op1b instead of
16506 shadowing exisiting variable op1.
16508 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
16511 * config/i386/driver-i386.c (processor_signatures): New enum.
16512 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
16513 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
16514 processor signature to detect geode processor.
16516 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
16520 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
16522 * optabs.c (prepare_cmp_insn): Temporarily disable test that
16523 causes spurious differences between trunk and cond-optab branch.
16525 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
16527 * dojump.c (compare_from_rtx): Delete.
16528 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
16529 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
16530 if the comparison does not satisfy the predicate; test predicates for
16531 operands 2 and 3 of a cstore pattern. Don't try cstore optab
16532 further if one existing pattern fails.
16533 * expr.h (compare_from_rtx): Delete.
16534 (prepare_operand): Declare it.
16535 * optabs.c: Change "lib call" to "libcall" throughout.
16536 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
16537 HAVE_conditional_trap, emit_cmp_insn): Delete.
16538 (can_compare_p): Delete cmp_optab case.
16539 (prepare_float_lib_cmp): Return an rtx and a machine mode.
16540 Accept other parameters by value.
16541 (prepare_operand): Make non-static.
16542 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
16543 other parameters by value. Try to widen operands here based on
16544 an optab_methods argument and looking at cbranch_optab.
16545 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
16546 loop. Use cbranch_optab directly.
16547 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
16548 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
16550 (emit_conditional_move, emit_conditional_add): Inline what's needed
16551 of compare_from_rtx, using new prepare_cmp_insn for the rest.
16552 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
16553 with COMPARE. Move cmov_optab and cstore_optab above
16554 with cbranch_optab, move cmp_optab down with ucmp_optab,
16555 remove tst_otpab. Do not initialize trap_rtx.
16556 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
16557 for trap code. Do not check HAVE_conditional_trap. Use
16558 prepare_cmp_insn. Accept no predicate for operand 3.
16559 * optabs.h (OTI_cmp): Mark as used only for libcalls.
16560 (OTI_ctrap, ctrap_optab): New.
16561 (tst_optab): Delete.
16562 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
16563 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
16564 with lookup of ctrap_optab.
16565 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
16567 (ctrap_optab): New.
16569 * combine.c (combine_simplify_rtx, simplify_set): Do not
16570 special case comparing against zero for cc0 machines.
16571 * simplify-rtx.c (simplify_binary_operation_1): Never remove
16572 COMPARE on cc0 machines.
16573 (simplify_relational_operation): Return a new expression when
16574 a COMPARE could be removed.
16575 * final.c (final_scan_insn): Compare cc_status values
16576 against LHS of a (compare FOO (const_int 0)) cc0 source.
16577 Also check if cc_status.value is the full compare.
16579 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
16580 (cstoreMM4): Document.
16581 (conditional_trap): Document ctrapMM4 instead.
16582 (sync_compare_and_swapMM): Refer to cbranchcc4.
16583 (Dependent Patterns): Eliminate obsolete information referring to
16584 the old jump optimization phase.
16585 (Canonicalization): Include cbranchcc4 case, omit canonicalization
16586 of compares with 0 on cc0 machines.
16587 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
16588 avoiding references to cc0. Remove text about storing operands
16590 * doc/tm.texi (Condition Codes): Include blurb on different
16591 condition code representations, separate into subsections for
16592 CC0, MODE_CC and conditional execution.
16594 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
16595 alpha_emit_setcc): Accept operands and a machine mode.
16596 * config/alpha/alpha.c (alpha_emit_conditional_branch):
16597 Get code/op0/op1 from operands, use machine mode argument
16598 instead of alpha_compare.fp_p. Emit the branch here.
16599 (alpha_emit_setcc): Likewise, and return boolean.
16600 (alpha_emit_conditional_move): Likewise. Assert that
16601 cmp_op_mode == cmp_mode, and simplify accordingly.
16602 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
16603 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
16604 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
16606 (stack probe test): Use cbranchdi4.
16607 * config/alpha/predicates.md (alpha_cbranch_operator): New.
16609 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
16610 * config/arc/arc.h (movsicc, movsfcc): Use it.
16611 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
16612 (cbranchsi4, cstoresi4): New.
16613 (cmpsi, bCC and sCC expanders): Remove.
16615 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
16616 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
16617 * config/arm/predicates.md (arm_comparison_operator): Only include
16618 floating-point operators if there is a hardware floating-point unit.
16619 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
16620 deferring to cbranch_cc and cstore_cc respectively.
16621 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
16622 cbranch_cc, cstore_cc): New.
16623 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
16625 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
16627 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
16628 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
16630 (adjust_insn_length): Adjust calls.
16631 (avr_reorg): Handle (compare (foo) (const_int 0)).
16632 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
16633 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
16634 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
16635 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
16637 (cbranchqi4, cbranchhi4, cbranchsi4): New.
16638 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
16640 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
16641 (cbranchsi4, cstorebi4, cstoresi4): New.
16642 (movbisi): This insn is duplicate, split it to zero_extend.
16643 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
16644 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
16645 (bfin_optimize_loop): Use cbranch expander.
16646 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
16647 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
16648 (bfin_bimode_comparison_operator): ... this.
16649 (bfin_direct_comparison_operator): New.
16651 * config/cris/cris.c (cris_normal_notice_update_cc): Look
16652 inside (compare FOO (const_int 0)).
16653 (cris_rtx_costs): Handle ZERO_EXTRACT.
16654 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
16655 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
16656 (*tstdi_v32): Delete.
16657 (*cmpdi_non_v32): Add M alternative for operand 1.
16658 (cmpsi, cmp<mode>): Make private.
16659 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
16661 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
16663 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
16664 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
16665 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
16666 (cc_reg_operand): New.
16667 (any_cond): Delete.
16668 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
16669 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
16670 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
16671 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
16672 crx_expand_scond): Delete.
16674 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
16676 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
16677 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
16679 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
16680 cstoresi4, cstoresf4, cstoredf4): New.
16681 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
16682 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
16683 Receive the entire operands array.
16684 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
16685 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
16686 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
16687 Get test/op0/op1 from the operands array.
16688 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
16690 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
16691 (h8300_expand_store): New.
16692 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
16694 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
16695 (h8300_expand_store): New.
16696 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
16697 or do not try to produce (set (cc0) REG).
16698 (peepholes): Wrap arguments with COMPARE. Add a peephole to
16699 change a compare into a move to a scratch register. Disable some
16700 peepholes when comparing with zero.
16701 (tstsi, tsthi, tstsi, cmpqi): Make private.
16703 (bCC, sCC): Delete.
16704 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
16707 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
16708 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
16709 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
16710 (ix86_emit_i387_log1p): Use cbranchxf2.
16711 (ix86_expand_setcc): Return void.
16712 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
16713 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
16714 cmp<MODEF>, cmpcc): Remove.
16715 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
16716 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
16717 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
16718 (sCC and bCC expanders): Remove.
16719 (stack_protect_test): Use cbranchcc4.
16721 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
16723 (ia64_expand_compare): Accept three rtx by reference and return void.
16724 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
16725 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
16726 from *expr. Update *expr with the BImode comparison to do.
16727 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
16728 cmptf, bCC, sCC, conditional_trap): Delete.
16729 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
16730 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
16731 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
16732 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
16733 * config/ia64/predicates.md (ia64_cbranch_operator): New.
16735 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
16736 type of last argument.
16737 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
16738 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
16739 use machine mode argument instead of branch_type. Remove dead
16740 code for floating-point comparisons.
16741 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
16742 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
16744 (cbranchsi4, cstoresi4): New.
16745 * config/iq2000/predicates.md (reg_or_const_operand): New.
16747 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
16748 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
16749 (b<code>_op): Rewrite to...
16750 (bcc_op): ... this, using match_operator.
16751 (s<code>_op): Rewrite to...
16752 (scc_op): ... this, using match_operator.
16753 (s<code>_24_op): Rewrite to...
16754 (scc_op_24): ... this, using match_operator.
16755 (s<code>_<mode>): Rewrite to...
16756 (cstore<mode>4): ... this, using match_operator.
16757 (s<code>_<mode>_24): Rewrite to...
16758 (cstore<mode>4_24): ... this, using match_operator.
16759 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
16760 m32c_unpend_compare, m32c_expand_scc): Delete.
16761 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
16762 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
16763 (m32c_expand_movcc): Change NE to EQ if necessary.
16764 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
16766 * config/m32r/m32r-protos.h (gen_cond_store): New.
16767 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
16768 (gen_cond_store): New, from sCC patterns.
16769 (m32r_expand_block_move): Use cbranchsi4.
16770 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
16771 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
16772 (cbranchsi4, cstoresi4): New.
16774 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
16776 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
16777 (m68hc11_notice_update_cc): Look into a compare with 0.
16778 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
16780 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
16781 cmphi, cmpqi, bCC): Delete.
16782 (cbranchsi4, cbranchhi4, cbranchqi4): New.
16783 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
16784 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
16787 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
16788 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
16789 * config/m68k/constraints.md (H): New.
16790 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
16791 the define_insn below.
16792 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
16793 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
16794 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
16795 patterns): Wrap RHS with COMPARE.
16796 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
16797 (*cmpdi_internal): Name this pattern.
16798 (cmpdi): Change to define_insn.
16799 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
16800 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
16801 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
16803 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
16804 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
16805 (conditional_trap): Change to...
16806 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
16807 (*conditional_trap): Use the ordered_comparison_operator and
16808 const1_operand predicates.
16809 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
16810 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
16811 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
16812 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
16814 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
16815 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
16816 (mcore_gen_compare): New.
16817 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
16818 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
16819 (mcore_gen_compare): ... this.
16820 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
16821 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
16822 (stack probe pattern): Use cbranchsi4.
16824 * config/mips/predicates.md (mips_cstore_operator): New.
16825 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
16826 * config/mips/mips.md (any_cond): Delete.
16827 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
16829 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
16830 fixuns_truncsfdi2): Use cbranch patterns.
16831 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
16832 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
16833 Adjust call to mips_expand_conditional_branch.
16834 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
16836 * config/mips/mips-protos.h (mips_expand_conditional_branch,
16837 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
16838 * config/mips/mips.c (cmp_operands): Delete.
16839 (mips_emit_compare): Get comparison operands from *op0/*op1.
16840 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
16841 that it succeeds. Use op0/op1 instead of cmp_operands.
16842 (mips_expand_conditional_branch, mips_expand_conditional_move,
16843 mips_expand_conditional_trap): Likewise.
16844 (mips_block_move_loop): Use cbranch patterns.
16845 * config/mips/mips.h (cmp_operands): Delete.
16847 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
16848 (mmix_gen_compare_reg): Just return a register in the right CC mode.
16849 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
16850 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
16851 (*cmpcc_folded): Rename to...
16852 (*cmpdi_folded): this.
16853 (*cmpcc): Rename to...
16855 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
16858 (cbranchdf4): New. Handle invalid comparisons here.
16859 * config/mmix/predicates.md (float_comparison_operator): New.
16861 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
16862 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
16863 * config/mn10300/mn10300.md (tst): Delete.
16864 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
16865 Name these patterns and wrap RHS in a compare.
16866 (*cmpsi): Make this pattern private. Include tst.
16867 (*cmpsf): Make this pattern private.
16868 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
16869 (compare with zero peepholes): Likewise.
16871 (cbranchsi4, cbranchsf4): New.
16872 (casesi): Use cbranchsi4.
16874 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
16875 hppa_branch_type): Delete.
16876 (return_addr_rtx): Use cbranchsi4.
16877 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
16878 Emit CCFPmode comparison here.
16879 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
16880 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
16881 hppa_branch_type): Delete.
16882 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
16883 (movsicc, movdicc): Remove references to hppa_compare_op0,
16884 hppa_compare_op1 and compare_from_rtx.
16885 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
16886 (casesi): Use cbranchsi4.
16888 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
16889 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
16890 * config/pdp11/pdp11.md (register_or_const0_operand): New.
16891 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
16892 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
16894 (cbranchdf4, cbranchhi4, cbranchqi4): New.
16895 (*branch, *branch_inverted): New.
16897 * config/picochip/picochip.md (cbranchhi4): Use
16898 ordered_comparison_operator.
16899 (cmphi, bCC): Remove.
16901 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
16902 (trap_comparison_operator): Delete.
16903 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
16904 rs6000_emit_cbranch): Accept mode and operands.
16905 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
16906 rs6000_compare_fp_p): Delete.
16907 (rs6000_generate_compare): Accept mode and comparison. Extract code
16908 and op0/op1 from there. Replace references to rs6000_compare_op0
16909 and rs6000_compare_op1.
16910 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
16911 extract result from passed operands.
16912 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
16913 extract loc from passed operands.
16914 (rs6000_emit_cmove): Likewise.
16915 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
16916 rs6000_compare_fp_p): Delete.
16917 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
16918 (cbranch<GPR>4, cbranch<FP>4): New.
16919 (cstore<mode>4): New. Consolidate here all choices about when to use
16920 portable or specialized sCC sequences.
16921 (stack_protect_test): Use cbranchsi4.
16922 (conditional_trap): Replace with ctrap<GPR>4.
16923 (conditional trap insn): Replace trap_comparison_operator with
16924 ordered_comparison_operator.
16926 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
16927 (s390_emit_prologue): Use ctrap.
16928 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
16929 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
16930 New predicates replacing...
16931 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
16932 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
16933 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
16934 (add<mode>cc): Do not use s390_compare_op0/op1.
16935 (s<code>): Change to...
16936 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
16937 (seq): Change to...
16938 (cstorecc4): ... this. Handle EQ or NE equally.
16939 (*sne): Un-privatize for use in cstorecc4.
16940 (b<code>): Change to...
16941 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
16942 (conditional_trap): Replace with...
16943 (ctrap<GPR>4, ctrap<FP>4): ... these.
16944 (stack_protect): Use cbranchcc4.
16946 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
16947 * config/score/score-protos.h (score_gen_cmp): Delete.
16948 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
16949 (score_block_move-loop): Use cbranchsi4.
16950 * config/score/score.md (cbranchsi4): New.
16951 (cmpsi, bCC): Delete.
16952 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
16953 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
16954 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
16955 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
16956 * config/score/score3.h (score3_gen_cmp): Delete.
16957 * config/score/score7.h (score7_gen_cmp): Delete.
16959 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
16960 (sh_emit_scc_to_t): ... this. Return void.
16961 (from_compare): Rename to...
16962 (sh_emit_compare_and_branch): ... this.
16963 (sh_emit_compare_and_set): New.
16964 (sh_expand_t_scc): Accept operands.
16965 * config/sh/predicates.md (sh_float_comparison_operator): New.
16966 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
16967 (prepare_scc_operands): Rename to...
16968 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
16970 (sh_emit_cheap_store_flag): New.
16971 (sh_emit_set_t_insn): New.
16972 (from_compare): Rename to...
16973 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
16974 handling of TARGET_SH2E floating point to avoid recursive call.
16975 Generate branch here.
16976 (sh_emit_compare_and_set): New.
16977 (sh_expand_t_scc): Get op0/op1 from arguments.
16978 (sh_emit_cheap_store_flag): New.
16979 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
16981 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
16982 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
16983 (movsicc, movdicc): Do nothing when it recreated operands from
16984 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
16985 prepare_scc_operands (now sh_emit_scc_to_t).
16986 (udivdi3): Use cstoresi4.
16987 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
16988 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
16989 (cbranchint4_media, cbranchfp4_media): New.
16990 (casesi): Use cbranchdi4.
16991 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
16993 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
16994 (movnegt): Remove second operand.
16995 (cbranchsf4, cbranchdf4): New.
16996 (stack_protect): Use cbranchdi4/cbranchsi4.
16998 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
16999 (gen_compare_reg): Accept comparison, extract part of it to...
17000 (gen_compare_reg_1): ... this.
17001 (gen_compare_operator): Delete.
17002 (gen_v9_scc): Accept separate destination, comparison code and arms.
17003 Do not use sparc_compare_op0/sparc_compare_op1.
17004 (emit_scc_insn, emit_conditional_branch_insn): New.
17005 (emit_v9_brxx): Make static. Remove useless assertion.
17006 (sparc_emit_float_lib_cmp): Return RTL instead of calling
17008 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
17009 * config/sparc/sparc-protos.h (gen_compare_reg,
17010 sparc_emit_float_lib_cmp): Adjust prototype.
17011 (emit_scc_insn, emit_conditional_branch_insn): New.
17012 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
17013 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
17014 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
17015 iterators to the top.
17016 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
17017 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
17018 snedi_special_trunc): Delete.
17019 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
17020 and snedi_special_trunc.
17021 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
17022 cbranchdi4, cbranch<F:mode>4): New.
17023 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
17024 here. Use gen_compare_reg instead of gen_compare_operator.
17025 (conditional_trap): Replace with...
17026 (ctrapsi4, ctrapdi4): ... this.
17027 (stack_protect_test): Use cbranchcc4.
17029 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
17031 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
17032 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
17033 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
17034 from operands[0] or operands[3] depending on is_set.
17035 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
17036 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
17037 cmpdf, bCC), sCC: Remove.
17038 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
17039 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
17041 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
17042 spu_emit_branch_or_set.
17044 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
17046 * config/stormy16/stormy16.h (xstormy16_compare_op0,
17047 xstormy16_compare_op1): Delete.
17048 * config/stormy16/stormy16.c (xstormy16_compare_op0,
17049 xstormy16_compare_op1): Delete.
17050 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
17052 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
17053 (cmphi, cmpsi, bCC): Remove.
17055 * config/v850/v850.md (tstsi, cmpsi): Fold into...
17056 (*cmpsi): ... this one.
17057 (cbranchsi4, cstoresi4): New.
17058 (bCC expanders): Delete.
17059 (sCC insns): Fold into...
17060 (*setcc): ... this one.
17061 (casesi): Do not use gen_cmpsi and gen_bgtu.
17062 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
17063 (movsicc): Simplify.
17064 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
17066 * config/vax/vax-protos.h (cond_name): New.
17067 (vax_output_conditional_branch): Remove.
17068 * config/vax/vax.c (cond_name): New.
17069 (vax_output_conditional_branch): Remove.
17070 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
17071 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
17072 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
17073 (bit<VAXint>): Wrap source with (compare).
17074 (b<code> and following unnamed pattern): Rename to *branch and
17075 *branch_reversed. Change macroization to match_operator.
17076 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
17078 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
17079 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
17080 Change last argument to machine_mode.
17081 (xtensa_expand_scc): Add machine_mode argument.
17082 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
17083 (gen_conditional_move, xtensa_expand_conditional_branch,
17084 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
17085 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
17086 Adjust operand numbers.
17087 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
17089 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
17090 (cmpsi, cmpsf, b<code>, s<code>): Delete.
17091 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
17093 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17095 * optabs.c (prepare_cmp_insn): Temporarily disable test that
17096 causes spurious differences between trunk and cond-optab branch.
17098 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
17101 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
17103 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
17105 * tree.c (iterative_hash_pointer): Delete.
17106 (iterative_hash_expr): Short-circuit handling of NULL pointer.
17107 Hash UIDs and versions of SSA names. Don't special-case built-in
17108 function declarations.
17110 2009-05-11 Ian Lance Taylor <iant@google.com>
17113 * graphite.c: Force -Wc++-compat to only be a warning before
17114 #including "cloog/cloog.h".
17116 2009-05-11 Martin Jambor <mjambor@suse.cz>
17118 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
17120 2009-05-11 Jan Hubicka <jh@suse.cz>
17122 * tree-ssa-loop-ivcanon.c: Include target.h
17123 (struct loop_size): new structure.
17124 (constant_after_peeling): New predicate.
17125 (tree_estimate_loop_size): New function.
17126 (estimated_unrolled_size): Rewrite for new estimates.
17127 (try_unroll_loop_completely): Use new estimates.
17128 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
17130 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
17132 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
17133 libcpp interface change.
17134 (spu_macro_to_expand): Likewise.
17136 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
17138 PR tree-optimization/40026
17139 * gimplify.c (gimplify_init_constructor): Change initial conditional
17140 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
17141 optimize_compound_literals_in_ctor.
17143 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
17145 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
17147 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
17149 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
17151 * tree-vect-data-refs.c (vect_analyze_group_access): Use
17152 HOST_WIDE_INT for gap.
17154 2009-05-11 Ira Rosen <irar@il.ibm.com>
17156 PR tree-optimization/40074
17157 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
17158 account in group size and step comparison.
17160 2009-05-11 Richard Guenther <rguenther@suse.de>
17162 * passes.c (init_optimization_passes): Strip now incorrect comment.
17163 (execute_function_todo): Do not set PROP_alias.
17164 * tree-pass.h (PROP_alias): Remove.
17165 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
17166 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
17167 * tree-nrv.c (pass_return_slot): Likewise.
17168 * tree-object-size.c (pass_object_sizes): Likewise.
17169 * tree-ssa-dom.c (pass_dominator): Likewise.
17170 (pass_phi_only_cprop): Likewise.
17171 * tree-ssa-dse.c (pass_dse): Likewise.
17172 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
17173 (pass_cselim): Likewise.
17174 * tree-ssa-pre.c (pass_pre): Likewise.
17175 (pass_fre): Likewise.
17176 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
17177 * tree-ssa-sink.c (pass_sink_code): Likewise.
17178 * tree-stdarg.c (pass_stdarg): Likewise.
17179 * tree-tailcall.c (pass_tail_calls): Likewise.
17180 * tree-vrp.c (pass_vrp): Likewise.
17182 2009-05-10 Ian Lance Taylor <iant@google.com>
17184 * basic-block.h (enum profile_status): Break out of struct
17185 control_flow_graph.
17186 * cgraph.h (struct inline_summary): Break out of struct
17188 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
17189 of struct cgraph_order_sort.
17190 * combine.c (enum undo_kind): New enum, broken out of struct undo.
17191 * cse.c (struct branch_path): Break out of struct
17192 cse_basic_block_data.
17193 * except.h (enum eh_region_type): Break out of struct eh_region.
17194 * gcc.c (enum add_del): Break out of struct modify_target.
17195 * genrecog.c (enum decision_type): Break out of struct decision_test.
17196 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
17198 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
17199 * regmove.c (enum match_use): New enum, broken out of struct match.
17200 * sched-int.h (enum post_call_group): New enum, broken out of
17202 (struct deps_reg): Break out of struct deps.
17203 * target.h (struct asm_int_op): Break out of struct gcc_target.
17204 * tree-eh.c (struct goto_queue_node): Break out of struct
17206 * tree-inline.h (enum copy_body_cge_which): Break out of
17208 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
17210 * c-decl.c (in_struct, struct_types): New static variables.
17211 (pushtag): Add loc parameter. Change all callers.
17212 (lookup_tag): Add ploc parameter. Change all callers.
17213 (check_compound_literal_type): New function.
17214 (parser_xref_tag): Add loc parameter. Change all callers. If
17215 -Wc++-compat, warn about struct/union/enum types defined within a
17217 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
17218 and loc parameters. Change all callers. Change error calls to
17219 error_at, using loc. For a redefinition, if the location of the
17220 original definition is known, report it. Set in_struct and
17221 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
17222 (finish_struct): Add new parameters enclosing_in_struct and
17223 enclosing_struct_types. Change all callers. Set
17224 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
17225 in the struct. If in a struct, add this struct to struct_types.
17226 (start_enum): Add loc parameter. Change all callers. Use
17227 error_at for errors, using loc. For a redefinition, if the
17228 location of the original definition is known, report it. If in a
17229 struct, add this enum type to struct_types. If -Wc++-compat warn
17230 if in sizeof, typeof, or alignof.
17231 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
17232 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
17233 (c_parser_enum_specifier): Get enum location for start_enum.
17234 (c_parser_struct_or_union_specifier): Get struct location for
17235 start_struct. Save in_struct and struct_types status between
17236 start_struct and finish_struct.
17237 (c_parser_cast_expression): Get location of cast.
17238 (c_parser_alignof_expression): Get location of type.
17239 (c_parser_postfix_expression): Likewise.
17240 (c_parser_postfix_expression_after_paren_type): Add type_loc
17241 parameter. Change all callers. Call check_compound_literal_type.
17242 Use type_loc for error about variable size type.
17243 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
17244 of an enum constant from an enum type defined in a struct or union.
17245 (c_cast_expr): Add loc parameter. Change all callers. If
17246 -Wc++-compat, warn about defining a type in a cast.
17247 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
17248 (start_enum, start_struct, finish_struct): Update declarations.
17249 (parser_xref_tag, c_cast_expr): Update declarations.
17250 (check_compound_literal_type): Declare.
17252 2009-05-11 Ben Elliston <bje@au.ibm.com>
17254 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
17255 for recent libcpp interface change.
17256 (rs6000_macro_to_expand): Likewise.
17258 2009-05-10 Michael Matz <matz@suse.de>
17261 * config/arm/arm.c (require_pic_register): Emit on entry edge,
17262 not at entry of function.
17264 2009-05-10 Richard Guenther <rguenther@suse.de>
17266 PR tree-optimization/40081
17268 * tree-sra.c (instantiate_element): Instantiate scalar replacements
17269 using the main variant of the element type. Do not fiddle with
17270 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
17272 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
17273 structs with volatile fields.
17275 2009-05-10 Jan Hubicka <jh@suse.cz>
17277 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
17278 (estimate_move_cost): Assert that it does not get called for
17280 (estimate_num_insns): Skip VOID types in argument handling.
17281 (optimize_inline_calls): Delete unreachable blocks and verify that
17282 callgraph is valid.
17284 2009-05-10 Jan Hubicka <jh@suse.cz>
17286 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
17287 * cgraph.c (cgraph_mark_address_taken_node): New function.
17288 (dump_cgraph_node): Dump new flag.
17289 * cgraph.h (struct cgraph_node): Add address_taken.
17290 (cgraph_mark_address_taken_node): New function.
17291 * ipa.c (cgraph_postorder): Prioritize functions with address taken
17292 since new direct calls can be born.
17294 2009-05-10 Joseph Myers <joseph@codesourcery.com>
17296 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
17297 tok->val.node.node.
17299 2009-05-10 Jan Hubicka <jh@suse.cz>
17301 PR middle-end/40084
17302 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
17304 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
17305 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
17306 * tree-inline.c (copy_bb): Set frequency correctly.
17307 (fold_marked_statements): Update call to
17308 cgraph_update_edges_for_call_stmt.
17310 2009-05-10 Joseph Myers <joseph@codesourcery.com>
17312 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
17313 identifiers in diagnostics.
17314 * config/arm/arm.c (arm_handle_fndecl_attribute,
17315 arm_handle_isr_attribute): Likewise.
17316 * config/avr/avr.c (avr_handle_progmem_attribute,
17317 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
17318 * config/bfin/bfin.c (handle_int_attribute,
17319 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
17320 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
17321 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
17323 * config/darwin.c (darwin_handle_kext_attribute,
17324 darwin_handle_weak_import_attribute): Likewise.
17325 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
17326 h8300_handle_eightbit_data_attribute,
17327 h8300_handle_tiny_data_attribute): Likewise.
17328 * config/i386/i386.c (ix86_handle_cconv_attribute,
17329 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
17330 * config/i386/winnt.c (ix86_handle_shared_attribute,
17331 ix86_handle_selectany_attribute): Likewise.
17332 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
17333 * config/m32c/m32c.c (function_vector_handler): Likewise.
17334 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
17335 m68hc11_handle_fntype_attribute): Likewise.
17336 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
17337 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
17338 * config/mips/mips.c (mips_insert_attributes,
17339 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
17340 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
17341 rs6000_handle_struct_attribute): Likewise.
17342 * config/sh/sh.c (sh_insert_attributes,
17343 sh_handle_resbank_handler_attribute,
17344 sh_handle_interrupt_handler_attribute,
17345 sh2a_handle_function_vector_handler_attribute,
17346 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
17348 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
17349 * config/spu/spu.c (spu_handle_fndecl_attribute,
17350 spu_handle_vector_attribute): Likewise.
17351 * config/stormy16/stormy16.c
17352 (xstormy16_handle_interrupt_attribute): Likewise.
17353 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
17354 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
17356 2009-05-10 Joseph Myers <joseph@codesourcery.com>
17358 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
17359 (pp_translate_identifiers): New.
17360 (pp_identifier): Only conditionally translate identifier to locale
17362 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
17363 (pp_base_tree_identifier): Only conditionally translate identifier
17364 to locale character set.
17365 * c-pretty-print.c (M_): Define.
17366 (pp_c_type_specifier, pp_c_primary_expression): Mark English
17367 fragments for conditional translation with M_.
17368 * tree-pretty-print.c (maybe_init_pretty_print): Disable
17369 identifier translation.
17371 2009-05-10 Richard Guenther <rguenther@suse.de>
17373 PR tree-optimization/40081
17374 * tree-sra.c (instantiate_element): Instantiate scalar replacements
17375 using the main variant of the element type. Do not fiddle with
17376 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
17378 2009-05-09 Jan Hubicka <jh@suse.cz>
17380 PR middle-end/40080
17381 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
17382 indirect calls; verify cgraph afterwards.
17384 2009-05-09 Jan Hubicka <jh@suse.cz>
17387 * ipa.c (update_inlined_to_pointer): New function.
17388 (cgraph_remove_unreachable_nodes): Use it.
17390 2009-05-09 Jan Hubicka <jh@suse.cz>
17392 * tree-eh.c (struct leh_state): Remove prev_try.
17393 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
17394 not track prev_try.
17395 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
17396 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
17397 remove_eh_handler_and_replace, foreach_reachable_handler,
17398 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
17399 * except.h (struct eh_region): Remove eh_region_u_cleanup.
17400 (gen_eh_region_cleanup): Update prototype.
17402 2009-05-09 Jan Hubicka <jh@suse.cz>
17404 PR middle-end/40043
17405 * except.c (copy_eh_region): Always set prev_try.
17406 (redirect_eh_edge_to_label): Find outer try.
17407 (foreach_reachable_handler): When looking for prev try
17408 handle case where previous try is not going to be taken.
17410 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
17412 PR tree-optimization/40049
17413 * tree-vect-stmts.c (vectorizable_operation): If the machine has
17414 only vector/vector shifts, convert the type of the constant to the
17415 appropriate type to avoid building incorrect trees, which
17416 eventually have problems with garbage collection.
17418 2009-05-08 Joseph Myers <joseph@codesourcery.com>
17420 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
17421 -1 for complex floating-point types if honoring signed zeros.
17423 2009-05-08 Jan Hubicka <jh@suse.cz>
17425 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
17426 argument; handle correctly when profile is absent.
17427 (build_cgraph_edges): Update.
17428 (rebuild_cgraph_edges): Update.
17429 * cgraph.c: Do not include varray.h.
17430 (cgraph_set_call_stmt_including_clones): New function.
17431 (cgraph_create_edge_including_clones): Likewise
17432 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
17433 (cgraph_update_edges_for_call_stmt): Handle clones.
17434 (cgraph_remove_node): Handle clone tree.
17435 (cgraph_remove_node_and_inline_clones): New function.
17436 (dump_cgraph_node): Dump clone tree.
17437 (cgraph_clone_node): Handle clone tree.
17438 (clone_function_name): Bring here from tree-inline.c.
17439 (cgraph_create_virtual_clone): New function.
17440 * cgraph.h (ipa_replace_map): Move here from ipa.h.
17441 (cgraph_clone_info): New function.
17442 (strut cgraph_node): Add clone_info and new clone tree pointers.
17443 (cgraph_remove_node_and_inline_clones,
17444 cgraph_set_call_stmt_including_clones,
17445 cgraph_create_edge_including_clones,
17446 cgraph_create_virtual_clone): Declare.
17447 (cgraph_function_versioning): Use VEC argument.
17448 (compute_call_stmt_bb_frequency): Update prototype.
17449 (cgraph_materialize_all_clones): New function.
17450 * ipa-cp.c (ipcp_update_cloned_node): Remove.
17451 (ipcp_create_replace_map): Update to VECtors.
17452 (ipcp_update_callgraph): Use virtual clones.
17453 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
17454 (ipcp_update_profiling): Do not update local profiling.
17455 (ipcp_insert_stage): Use VECtors and virtual clones.
17456 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
17457 (clone_of_p): New function.
17458 (cgraph_preserve_function_body_p): Use clone tree.
17459 (cgraph_optimize): Materialize clones.
17460 (cgraph_function_versioning): Update for VECtors.
17461 (save_inline_function_body): Use clone tree.
17462 (cgraph_materialize_clone): New function.
17463 (cgraph_materialize_all_clones): Likewise.
17464 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
17465 * ipa.c: Include gimple.h.
17466 (cgraph_remove_unreachable_nodes): Use clone tree.
17467 * ipa-prop.c (ipa_note_param_call): Update call to
17468 compute_call_stmt_bb_frequencycall.
17469 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
17470 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
17471 (copy_bb): Handle updating of clone tree; add new edge when new call
17473 (expand_call_inline): Be strict about every call having edge.
17474 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
17475 (delete_unreachable_blocks_update_callgraph): New function.
17476 (tree_function_versioning): Use VECtors; always remove unreachable
17477 blocks and fold conditionals.
17478 * tree-inline.h: Do not include varray.h.
17479 (tree_function_versioning): Remove.
17480 * Makefile.in (GTFILES): Remove tree-inline.c
17481 * passes.c (do_per_function): Do only functions having body.
17482 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
17485 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
17486 Andrew Morrow <acm@google.com>
17489 * c-common.c (c_common_attribute_table): Permit deprecated
17490 attribute to take an optional argument.
17491 (handle_deprecated_attribute): If the optional argument to
17492 __attribute__((deprecated)) is not a string ignore the attribute
17493 and emit a warning.
17495 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
17496 * c-typeck.c (build_component_ref): Likewise.
17497 (build_external_ref): Likewise.
17499 * toplev.c (warn_deprecated_use): Add an attribute argument.
17500 Emit the message associated with __attribute__((deprecated)).
17502 * toplev.h (warn_deprecated_use): Updated.
17504 * doc/extend.texi: Document new optional parameter to
17505 __attribute__((deprecated))
17507 2009-05-08 Michael Eager <eager@eagercon.com>
17509 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
17510 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
17512 2009-05-08 Richard Guenther <rguenther@suse.de>
17514 PR tree-optimization/40062
17515 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
17516 Avoid exponential behavior.
17518 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
17520 PR rtl-optimization/33928
17522 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
17523 process_uses, build_single_def_use_links): New.
17524 (update_df): Update use_def_ref.
17525 (forward_propagate_into): Use get_def_for_use instead of use-def
17527 (fwprop_init): Call build_single_def_use_links and let it initialize
17529 (fwprop_done): Free use_def_ref.
17530 (fwprop_addr): Eliminate duplicate call to df_set_flags.
17531 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
17532 df_rd_simulate_one_insn): New.
17533 (df_rd_bb_local_compute_process_def): Update head comment.
17534 (df_chain_create_bb): Use the new RD simulation functions.
17535 * df.h (df_rd_simulate_artificial_defs_at_top,
17536 df_rd_simulate_one_insn): New.
17537 * opts.c (decode_options): Enable fwprop at -O1.
17538 * doc/invoke.texi (-fforward-propagate): Document this.
17540 2009-05-08 Joseph Myers <joseph@codesourcery.com>
17543 * c-typeck.c (build_binary_op): Handle arithmetic between one real
17544 and one complex operand specially.
17545 * tree-complex.c (some_nonzerop): Do not identify a real value as
17546 zero if flag_signed_zeros.
17548 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
17550 PR rtl-optimization/33928
17551 * loop-invariant.c (record_use): Fix && vs. || mishap.
17553 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
17555 PR rtl-optimization/33928
17556 * loop-invariant.c (struct use): Add addr_use_p.
17557 (struct def): Add n_addr_uses.
17558 (struct invariant): Add cheap_address.
17559 (create_new_invariant): Set cheap_address.
17560 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
17561 (record_uses): Pass df_ref to record_use.
17562 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
17565 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
17567 * config/sh/sh.c: Do not include c-pragma.h.
17569 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
17571 * config/spu/spu.c: Remove include of c-common.h.
17573 2009-05-07 Janis Johnson <janis187@us.ibm.com>
17576 * c-common.h (mark_valid_location_for_stdc_pragma,
17577 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
17578 clear_float_const_decimal64, float_const_decimal64_p): New.
17579 * c.opt (Wunsuffixed-float-constants): New.
17580 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
17581 unsuffixed float constant, handle new warning.
17582 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
17583 * c-decl.c (c_scope): New flag float_const_decimal64.
17584 (set_float_const_decimal64, clear_float_const_decimal64,
17585 float_const_decimal64_p): New.
17586 (push_scope): Set new flag.
17587 * c-parser.c (c_parser_translation_unit): Mark when it's valid
17588 to use STDC pragmas.
17589 (c_parser_external_declaration): Ditto.
17590 (c_parser_compound_statement_nostart): Ditto.
17591 * c-pragma.c (valid_location_for_stdc_pragma,
17592 mark_valid_location_for_stdc_pragma,
17593 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
17594 handle_pragma_float_const_decimal64): New.
17595 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
17596 * cp/semantics.c (valid_location_for_stdc_pragma_p,
17597 set_float_const_decimal64, clear_float_const_decimal64,
17598 float_const_decimal64_p): New dummy functions.
17599 * doc/extend.texi (Decimal Float): Remove statement that the
17600 pragma, and suffix for double constants, are not supported.
17601 * doc/invoke.texi (Warning Options): List new option.
17602 (-Wunsuffixed-float-constants): New.
17604 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
17606 * config/i386/i386.c: Do not include c-common.h.
17608 2009-05-07 Mark Heffernan <meheff@google.com>
17610 * doc/invoke.texi (Debugging Options): Document change of debugging
17612 * opts.c (decode_options): Make dump_base_name relative to
17613 aux_base_name directory.
17615 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
17617 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
17618 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
17620 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
17622 * Makefile.in (install-plugin): Simplify a bit.
17624 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
17626 * Makefile.in (OBJS-common): Add regcprop.o.
17628 * timevar.def (TV_CPROP_REGISTERS): New.
17629 * regrename.c (regrename_optimize): Return 0.
17630 (rest_of_handle_regrename): Delete.
17631 (pass_rename_registers): Point to regrename_optimize.
17632 (struct value_data_entry, struct value_data,
17633 kill_value_one_regno, kill_value_regno, kill_value,
17634 set_value_regno, init_value_data, kill_clobbered_value,
17635 kill_set_value, kill_autoinc_value, copy_value,
17636 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
17637 replace_oldest_value_reg, replace_oldest_value_addr,
17638 replace_oldest_value_mem, copyprop_hardreg_forward_1,
17639 debug_value_data, validate_value_data): Move...
17640 * regcprop.c: ... here.
17641 (rest_of_handle_cprop): Delete.
17642 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
17644 2009-05-07 Jakub Jelinek <jakub@redhat.com>
17646 PR middle-end/40057
17647 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
17648 GEN_INT for 1 << bitnum.
17649 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
17650 build_int_cst_type.
17652 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
17654 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
17655 Remove wrong description of "nand" operation.
17657 2009-05-06 Richard Guenther <rguenther@suse.de>
17658 Adam Nemet <anemet@caviumnetworks.com>
17660 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
17661 comment. Add that if LHS is not a gimple register, then RHS1 has
17662 to be a single object (GIMPLE_SINGLE_RHS).
17664 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
17666 * expr.c (get_def_for_expr): Move it up in the file.
17667 (store_field): When expanding a bit-field store, look at the
17668 defining gimple stmt for the masking conversion.
17670 2009-05-06 Janis Johnson <janis187@us.ibm.com>
17672 PR middle-end/39986
17673 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
17674 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
17675 32-bit memcpy into long.
17677 2009-05-06 Jakub Jelinek <jakub@redhat.com>
17679 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
17680 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
17682 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
17683 instead of appending DW_OP_deref*.
17685 2009-05-06 Michael Matz <matz@suse.de>
17687 PR middle-end/40021
17688 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
17689 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
17691 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
17693 * Makefile.in (install-plugin): Fix srcdir handling.
17695 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
17697 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
17698 when processing for not_regs_needed bitmap.
17699 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
17700 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
17701 handling it for rhs.
17703 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
17705 * config/i386/i386.md (unnamed inc/dec peephole): Use
17706 optimize_insn_for_size_p instead of optimize_size.
17707 * config/i386/predicates.md (incdec_operand): Likewise.
17708 (aligned_operand): Likewise.
17709 * config/i386/sse.md (divv8sf3): Likewise.
17710 (sqrtv8sf2): Likewise.
17712 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
17714 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
17716 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
17718 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
17720 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
17721 ssemodesuffixf2c with avxmodesuffixf2c.
17723 2009-05-06 Joseph Myers <joseph@codesourcery.com>
17726 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
17728 2009-05-05 Jakub Jelinek <jakub@redhat.com>
17730 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
17731 (struct tree_base): Adjust spacing for 8 bit boundaries.
17732 (struct tree_decl_common): Add decl_by_reference_flag bit.
17733 (DECL_BY_REFERENCE): Adjust.
17734 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
17735 print DECL_BY_REFERENCE bit.
17736 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
17737 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
17738 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
17739 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
17742 PR middle-end/39666
17743 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
17744 range of the type, but default label is missing, add it with one
17745 of the existing labels instead of adding a new label for it.
17747 2009-05-05 Joseph Myers <joseph@codesourcery.com>
17751 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
17753 * Makefile.in (enable_plugin, plugin_includedir): New.
17754 (install): Depend on install-plugin.
17755 (PLUGIN_HEADERS): New.
17756 (install-plugin): New.
17757 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
17759 2009-05-05 Richard Guenther <rguenther@suse.de>
17761 PR tree-optimization/40022
17762 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
17764 (phivn_valid_p): Fix tuplification error, simplify.
17765 (phiprop_insert_phi): Add dumps.
17766 (propagate_with_phi): Simplify.
17768 2009-05-05 Richard Guenther <rguenther@suse.de>
17770 PR middle-end/40023
17771 * builtins.c (gimplify_va_arg_expr): Properly build the address.
17773 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
17775 * tree.h (strip_float_extensions): Remove duplicate declaration.
17776 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
17777 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
17778 block_ultimate_origin): Rearrange the declarations line to match the
17779 comment that indicates the .c file which the functions are defined.
17780 (dwarf2out_*, set_decl_rtl): Add comment.
17781 (get_base_address): Adjust comment.
17782 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
17783 declarations line and add comment.
17784 (is_builtin_name): Add blank after function name, for clarity.
17786 2009-05-04 Joseph Myers <joseph@codesourcery.com>
17788 * attribs.c (decl_attributes): Use %qE for identifiers in
17790 * cgraphunit.c (verify_cgraph_node): Translate function names to
17791 locale character set in diagnostics.
17792 * coverage.c (get_coverage_counts): Use %qE for identifiers in
17794 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
17795 Document that functions are named in UTF-8.
17796 * expr.c (expand_expr_real_1): Translate function names to locale
17797 character set in diagnostics.
17798 * gimplify.c (omp_notice_variable, omp_is_private,
17799 gimplify_scan_omp_clauses): Use %qE for identifiers in
17801 * langhooks.c (lhd_print_error_function): Translate function names
17802 to locale character set.
17803 * langhooks.h (decl_printable_name): Document that return value is
17804 in internal character set.
17805 * stmt.c: Include pretty-print.h
17806 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
17808 (resolve_operand_name_1): Translate named operand name to locale
17810 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
17812 * toplev.c (announce_function): Translate function names to locale
17814 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
17815 (default_tree_printer): Use pp_identifier or translate identifiers
17816 to locale character set. Mark "<anonymous>" for translation.
17817 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
17818 for identifiers in diagnostics.
17819 * tree.c (handle_dll_attribute): Use %qE for identifiers in
17821 * varasm.c (output_constructor): Use %qE for identifiers in
17824 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
17826 * configure.ac: use ` ` instead of $()
17827 * configure: Regenerate.
17829 2009-05-05 Ben Elliston <bje@au.ibm.com>
17831 * config/pa/linux-atomic.c: Eliminate conditional include of
17832 errno.h on non-LP64 systems to simplify build requirements.
17834 2009-05-04 Joseph Myers <joseph@codesourcery.com>
17836 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
17838 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
17839 and pass value to identifier_to_locale.
17840 (warn_variable_length_array): Make name a tree.
17841 (grokdeclarator): Separate diagnostic texts for named and unnamed
17842 declarators. Use %qE for named declarators.
17843 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
17845 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
17846 identifiers in diagnostics.
17847 * c-typeck.c (push_member_name, start_init): Pass identifiers to
17848 identifier_to_locale. Mark "anonymous" strings for translation.
17850 2009-05-04 Michael Eager <eager@eagercon.com>
17852 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
17853 address for DImode/DFmode only if double-precision FP regs.
17855 2009-05-04 Michael Eager <eager@eagercon.com>
17857 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
17858 TARGET_SINGLE_FLOAT check.
17860 2009-05-04 Michael Eager <eager@eagercon.com>
17862 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
17864 2009-05-04 Michael Eager <eager@eagercon.com>
17866 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
17867 * config/rs6000/t-xilinx: New
17869 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
17871 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
17872 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
17873 * gcc/explow.c (memory_address): Use target hook.
17874 * gcc/targhooks.c (default_legitimize_address): New.
17875 * gcc/targhooks.h (default_legitimize_address): New.
17876 * gcc/target.h (legitimize_address): New.
17877 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
17878 (TARGET_INITIALIZER): Include it.
17879 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
17881 * config/bfin/bfin-protos.h (legitimize_address): Remove.
17882 * config/bfin/bfin.c (legitimize_address): Remove.
17883 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
17884 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
17886 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
17887 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
17889 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
17890 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
17891 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
17892 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
17893 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
17894 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
17895 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
17896 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
17897 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
17898 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
17899 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
17900 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
17901 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
17902 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
17903 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
17904 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
17905 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
17906 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
17907 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
17908 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
17909 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
17910 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
17911 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
17913 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
17914 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
17915 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
17916 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
17917 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
17918 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
17919 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
17920 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
17921 (thumb_legitimize_address): Delete.
17922 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
17923 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
17924 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
17925 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
17926 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
17927 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
17929 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
17932 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
17933 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
17934 * config/m32r/m32r.c (m32r_legitimize_address): New.
17935 * config/m68k/m68k.c (m68k_legitimize_address): New.
17936 * config/score/score.c (score_legitimize_address): Standardize.
17937 * config/score/score3.c (score3_legitimize_address): Standardize.
17938 * config/score/score3.h (score3_legitimize_address): Adjust.
17939 * config/score/score7.c (score7_legitimize_address): Standardize.
17940 * config/score/score7.h (score7_legitimize_address): Adjust.
17941 * config/sh/sh.c (sh_legitimize_address): New.
17942 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
17944 * gcc/config/s390/s390.c (legitimize_address): Rename to...
17945 (s390_legitimize_address): ... this.
17946 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
17947 (sparc_legitimize_address): ... this.
17948 * gcc/config/i386/i386.c (legitimize_address): Rename to...
17949 (ix86_legitimize_address): ... this.
17950 * gcc/config/avr/avr.c (legitimize_address): Rename to...
17951 (avr_legitimize_address): ... this.
17952 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
17953 (mn10300_legitimize_address): ... this.
17954 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
17955 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
17956 (alpha_expand_mov): Adjust call.
17958 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
17959 * config/spu/spu.c (spu_legitimize_address): Likewise.
17960 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
17961 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
17963 2009-05-04 Joseph Myers <joseph@codesourcery.com>
17965 * intl.c (locale_encoding, locale_utf8): New.
17966 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
17967 * intl.h (locale_encoding, locale_utf8): Declare.
17968 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
17969 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
17971 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
17973 (pp_tree_identifier): Define to call pp_base_tree_identifier.
17974 (pp_base_tree_identifier): Declare as function.
17975 (identifier_to_locale): Declare.
17976 * Makefile.in (pretty-print.o): Update dependencies.
17977 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
17979 2009-05-04 Richard Guenther <rguenther@suse.de>
17981 PR middle-end/40015
17982 * builtins.c (fold_builtin_memory_op): Do not decay to element
17983 type if the size matches the whole array.
17985 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
17987 * expmed.c (synth_mult): When trying out a shift, pass the result
17990 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
17992 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
17993 (shiftsub1_cost): New.
17994 (init_expmed): Compute shiftsub1_cost.
17995 (synth_mult): Optimize multiplications by constants of the form
17996 -(2^^m-1) for some constant positive integer m.
17998 2009-05-03 Richard Guenther <rguenther@suse.de>
18001 * c-typeck.c (array_to_pointer_conversion): Do not built
18002 ADDR_EXPRs of arrays of pointer-to-element type.
18003 * c-gimplify.c (c_gimplify_expr): Revert change fixing
18004 up wrong ADDR_EXPRs after-the-fact.
18005 * c-common.c (strict_aliasing_warning): Strip pointer
18006 conversions for obtaining the original type.
18007 * builtins.c (fold_builtin_memset): Handle array types.
18008 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
18011 2009-05-03 Richard Guenther <rguenther@suse.de>
18013 PR middle-end/23329
18014 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
18015 Do not lose casts from array types with unknown extent to array
18016 types with known extent.
18017 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
18018 alias set compatibility.
18020 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
18022 * flags.h (extra_warnings): Delete.
18023 * toplev.c (process_options): Handle Wuninitialized here.
18024 * opts.c (extra_warnings): Delete.
18025 (set_Wextra): Delete.
18026 (common_handle_option): -Wextra can be handled automatically.
18027 * c-opts.c (c_common_handle_option): Delete obsolete code.
18028 (c_common_post_options): Simplify comment.
18029 * common.opt (W): Add Var.
18031 (Wuninitialized): Initialize to -1.
18033 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
18034 Richard Guenther <rguenther@suse.de>
18036 * expr.c (get_def_for_expr): New function.
18037 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
18038 SSA rather than trees.
18039 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
18040 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
18042 2009-05-03 Joseph Myers <joseph@codesourcery.com>
18044 * c-common.c (reswords): Add _Imaginary.
18045 * c-common.c (enum rid): Add RID_IMAGINARY.
18047 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
18049 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
18050 Patch by Richard Guenther.
18052 2009-05-03 Anatoly Sokolov <aesok@post.ru>
18054 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
18055 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
18056 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
18057 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
18058 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
18059 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
18060 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
18061 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
18062 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
18063 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
18064 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
18065 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
18066 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
18067 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
18068 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
18069 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
18070 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
18071 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
18073 2009-05-02 Richard Guenther <rguenther@suse.de>
18075 PR tree-optimization/39940
18076 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
18079 2009-05-02 Richard Guenther <rguenther@suse.de>
18081 PR middle-end/40001
18082 * tree-ssa.c (execute_update_addresses_taken): Properly check
18083 if we can mark a variable DECL_GIMPLE_REG_P.
18084 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
18085 back to the end of the function.
18086 (is_gimple_reg_type): Remove complex type special casing.
18087 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
18090 2009-05-02 Ben Elliston <bje@au.ibm.com>
18092 * doc/collect2.texi (Collect2): Document search path behaviour
18093 when configured with --with-ld.
18095 2009-05-02 Jan Hubicka <jh@suse.cz>
18097 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
18098 parameter; update callers.
18099 (coalesce_cost_edge): EH edges are costier because they needs
18100 splitting even if not critical and even more costier when there are
18101 multiple EH predecestors.
18103 2009-05-02 Jan Hubicka <jh@suse.cz>
18105 * except.c (remove_eh_handler_and_replace): Handle updating after
18106 removing TRY blocks.
18108 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
18110 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
18112 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
18114 * varasm.c: Do not include c-pragma.h.
18115 * attribs.c: Do not incude c-common.h.
18117 2009-05-01 Michael Matz <matz@suse.de>
18119 * calls.c (initialize_argument_information): Handle SSA names like
18120 decls with a non MEM_P DECL_RTL.
18122 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
18124 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
18125 * ipa-utils.c: Likewise.
18126 * ipa-type-escape.c: Likewise.
18127 * cgraphunit.c Do not include c-common.h.
18128 * ipa-pure-const.c: Likewise.
18129 * tree-if-conv.c: Likewise.
18130 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
18131 * ipa-struct-reorg.c: Likewise.
18132 * tree-nomudflap.c: Likewise.
18133 * tree-ssa-structalias.c: Likewise.
18135 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
18137 * store-motion.c: Many cleanups to make this pass a first-class
18138 citizen instead of an appendix to gcse load motion. Add TODO list
18139 to make this pass faster/cleaner/better.
18141 (struct ls_expr): Post gcse.c-split cleanups.
18142 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
18143 "stores" field to "avail_stores".
18144 (pre_ldst_mems): Rename to store_motion_mems.
18145 (pre_ldst_table): Rename to store_motion_mems_table.
18146 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
18147 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
18148 (ldst_entry): Rename to st_expr_entry, update users.
18149 (free_ldst_entry): Rename to free_st_expr_entry, update users.
18150 (free_ldst_mems): Rename to free_store_motion_mems, update users.
18151 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
18153 (first_ls_expr): Rename to first_st_expr, update users.
18154 (next_ls_expr): Rename to next_st_expr, update users.
18155 (print_ldst_list): Rename to print_store_motion_mems. Print names of
18156 fields properly for store motion instead of names inherited from load
18158 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
18159 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
18162 (ae_kill): Rename to st_kill, update users.
18163 (ae_gen): Rename to st_avloc, update users.
18164 (transp): Rename to st_transp, update users.
18165 (pre_insert_map): Rename to st_insert_map, update users.
18166 (pre_delete_map): Rename to st_delete_map, update users.
18167 (insert_store, build_store_vectors, free_store_memory,
18168 one_store_motion_pass): Update for abovementioned changes.
18170 (gcse_subst_count, gcse_create_count): Remove.
18171 (one_store_motion_pass): New statistics counters "n_stores_deleted"
18172 and "n_stores_created", local variables.
18174 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
18177 (regvec, compute_store_table_current_insn): Remove.
18178 (reg_set_info, reg_clear_last_set): Remove.
18179 (compute_store_table): Use DF caches instead of local dataflow
18182 2009-05-01 Joseph Myers <joseph@codesourcery.com>
18184 * c-objc-common.c (c_tree_printer): Print identifiers with
18185 pp_identifier, not pp_string. Mark "({anonymous})" for
18187 * c-pretty-print.c (pp_c_ws_string): New.
18188 (pp_c_cv_qualifier, pp_c_type_specifier,
18189 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
18190 pp_c_storage_class_specifier, pp_c_function_specifier,
18191 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
18192 pp_c_primary_expression, pp_c_postfix_expression,
18193 pp_c_unary_expression, pp_c_shift_expression,
18194 pp_c_relational_expression, pp_c_equality_expression,
18195 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
18196 use pp_string and pp_c_ws_string in place of pp_identifier and
18197 pp_c_identifier for non-identifiers. Mark English strings for
18199 * c-pretty-print.h (pp_c_ws_string): Declare.
18201 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
18202 Roland McGrath <roland@redhat.com>
18204 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
18205 (ENABLE_LD_BUILDID): New configuration option.
18206 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
18207 (LINK_BUILDID_SPEC): New macro.
18208 (init_spec): If defined, prepend it between LINK_EH_SPEC and
18210 * doc/install.texi: Document --enable-linker-build-id option.
18211 * configure: Rebuild.
18212 * config.in: Rebuild.
18214 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
18216 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
18217 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
18218 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
18219 MIPS_GP_SAVE_AREA_SIZE.
18220 * config/mips/mips.c (struct mips_frame_info): Update comment
18221 before arg_pointer_offset and hard_frame_pointer_offset.
18222 (mips_compute_frame_info): Update diagram before function: to
18223 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
18224 indicate the position of frame_pointer_rtx with -fstack-protector and
18225 to show args_size. Don't allocate cprestore area for leaf functions
18226 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
18228 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
18230 2009-04-30 Michael Matz <matz@suse.de>
18232 PR tree-optimization/39955
18233 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
18235 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
18237 * ira.c (setup_cover_and_important_classes): Use safe macro
18238 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
18240 * genpreds.c (write_tm_preds_h): Output suitable definition of
18241 REG_CLASS_FOR_CONSTRAINT.
18243 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
18245 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
18247 * bitmap.c (bitmap_descriptor): Likewise.
18248 * ggc-common.c (loc_descriptor): Likewise.
18249 * varray.c (varray_descriptor): Likewise.
18250 * vec.c (vec_descriptor): Likewise.
18252 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
18254 * Makefile.in (dce.o): Add $(EXCEPT_H).
18255 * dce.c: Include except.h and delete redundant vector definitions.
18256 (deletable_insn_p): Return false for non-call insns that can throw
18259 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
18261 * gcse.c (ae_gen): Remove.
18262 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
18263 and make non-static function to make it available in store-motion.c.
18264 Update call sites with search-and-replace.
18265 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
18266 extract_mentioned_regs, extract_mentioned_regs_helper,
18267 find_moveable_store, compute_store_table, load_kills_store, find_loads,
18268 store_killed_in_insn, store_killed_after, store_killed_before,
18269 build_store_vectors, insert_insn_start_basic_block, insert-store,
18270 remove_reachable_equiv_notes, replace_store_insn, delete_store,
18271 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
18272 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
18273 * store-motion.c: ...new file. Also copy data structures from gcse.c
18274 and clean up to remove parts not used by store motion.
18275 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
18276 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
18278 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18281 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
18282 when optimizing for size.
18284 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
18286 * gcse.c (gcse_constant_p): Fix typo in last change.
18288 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
18290 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
18292 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
18294 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
18296 2009-04-29 James E. Wilson <wilson@codesourcery.com>
18298 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
18299 CONST_HIGH_PART result.
18301 2009-04-29 Anatoly Sokolov <aesok@post.ru>
18303 * config/avr/avr.c (initial_elimination_offset): Rename to
18304 avr_initial_elimination_offset.
18305 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
18306 change return type to bool.
18307 (avr_can_eliminate): New function.
18308 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
18309 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
18310 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
18311 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
18312 avr_initial_elimination_offset.
18313 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
18314 (avr_initial_elimination_offset): Define.
18316 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
18317 Steven Bosscher <steven@gcc.gnu.org>
18319 PR rtl-optimization/39938
18320 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
18321 * cfgrtl.c: Include insn-attr.h.
18322 (rest_of_pass_free_cfg): New function.
18323 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
18324 * resource.c (init_resource_info): Remove call to df_analyze.
18326 2009-04-29 Richard Guenther <rguenther@suse.de>
18329 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
18330 allow conversion to signed integers.
18332 2009-04-29 Richard Guenther <rguenther@suse.de>
18334 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
18335 shifts of floating point vectors if the shift amount is
18336 a constant multiple of the element size.
18338 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
18339 Michael Matz <matz@suse.de>
18341 PR middle-end/39927
18343 * tree-outof-ssa.c (emit_partition_copy): New function.
18344 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
18345 insert_part_to_rtx_on_edge): Perform the partition base var
18346 copy using emit_partition_copy.
18347 (insert_value_copy_on_edge): Convert constants to the right mode.
18348 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
18349 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
18351 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18353 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
18354 scan backwards to try to find a constant to initialize it.
18356 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
18357 insn before the loop_end instruction, don't look past labels.
18359 2009-04-29 Richard Guenther <rguenther@suse.de>
18361 PR middle-end/39937
18362 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
18363 loose type conversions.
18364 (forward_propagate_addr_expr): Fix tuplification bug. Remove
18365 stmts only if there are no uses of its definition.
18367 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18369 * config/bfin/bfin.h (splitting_loops): Declare.
18370 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
18371 Reorder bit definitions to be ascending.
18372 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
18373 * config/bfin/bfin.c (splitting_loops): New variable.
18374 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
18375 (struct loop_info): Remove members INIT and LOOP_INIT.
18376 (bfin_optimize_loop): Don't set them. Reorder the code that generates
18377 the LSETUP sequence. Allow LC to be loaded from any register, but
18378 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
18379 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
18381 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
18382 of reload_completed.
18385 * config/bfin/bfin.md (movsi_insn): Refine constraints.
18387 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
18389 * Makefile.in (PLUGIN_VERSION_H): New.
18390 (OBJS-common): Remove plugin-version.o.
18391 (plugin.o): Depend on (PLUGIN_VERSION_H).
18392 (plugin-version.o): Remove.
18393 * configure: Regenerate
18394 * configure.ac: Create plugin-version.h.
18395 * gcc-plugin.h (plugin_gcc_version): Remove.
18396 (plugin_default_version_check): Change signature.
18397 * plugin-version.c: Remove.
18398 * plugin.c: Include plugin-version.h.
18399 (str_plugin_gcc_version_name): Remove.
18400 (try_init_one_plugin): Pass gcc version to plugin_init.
18401 (plugin_default_version_check): Both gcc and plugin versions are now
18404 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18406 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
18407 problematic last insns. Test for TYPE_CALL rather than CALL_P.
18408 Remove special case testing for last insn of inner loops. Don't fail
18409 if the loop ends with a jump, emit an extra nop instead.
18411 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
18412 DREGS rather than comparing directly. Remove code that tries to
18413 account for latencies.
18415 2009-04-29 Richard Guenther <rguenther@suse.de>
18417 PR tree-optimization/39941
18418 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
18419 eliminating an indirect call.
18421 2009-04-29 Richard Guenther <rguenther@suse.de>
18423 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
18424 parameter. Allow invariants as base if !require_lvalue.
18425 (verify_gimple_assign_single): Adjust.
18427 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18429 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
18430 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
18431 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
18432 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
18433 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
18435 * config/bfin/bfin.c (bfin_expand_builtin,
18436 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
18438 2009-04-28 Richard Guenther <rguenther@suse.de>
18440 * tree-vect-loop.c (get_initial_def_for_induction): Use
18441 correct types for pointer increment.
18443 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18445 * toplev.c (print_version): Update GMP version string calculation.
18447 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
18449 PR rtl-optimization/39938
18450 * resource.c (init_resource_info): Add call to df_analyze.
18452 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
18454 * config/alpha/alpha.md (usegp): Cast the result of
18455 alpha_find_lo_sum_using_gp to enum attr_usegp.
18456 * config/alpha/alpha.c (override_options): Remove end-of-structure
18457 marker element from cpu_table. Use array size of cpu_table to handle
18458 -mcpu and -mtune options.
18459 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
18461 2009-04-28 Joseph Myers <joseph@codesourcery.com>
18463 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
18464 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
18465 tune_32 and tune_64.
18466 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
18467 support on PowerPC.
18468 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
18469 * config/rs6000/option-defaults.h: ... here. New file.
18470 (OPT_64, OPT_32): Define.
18471 (MASK_64BIT): Define to 0 if not already defined.
18472 (OPT_ARCH64, OPT_ARCH32): Define.
18473 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
18476 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18478 * config/arm/arm.c (arm_override_options): Emit error on using
18481 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
18483 PR rtl-optimization/39914
18484 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
18485 registers for allocnos created from user-defined variables only
18486 when not optimizing.
18488 2009-04-28 Richard Guenther <rguenther@suse.de>
18490 PR middle-end/39937
18491 * fold-const.c (fold_binary): Use distribute_real_division only
18494 2009-04-28 Steve Ellcey <sje@cup.hp.com>
18496 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
18497 add hpux-stdint.h to tm_file.
18498 (hppa[12]*-*-hpux11*): Ditto.
18499 (ia64*-*-hpux*): Ditto.
18500 * config/hpux-stdint.h: New.
18501 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
18502 __STDC_EXT__ for all compiles.
18503 * config/pa/pa-hpux.h: Ditto.
18504 * config/pa/pa-hpux10.h: Ditto.
18505 * config/pa/pa-hpux11.h: Ditto.
18507 2009-04-28 Catherine Moore <clm@codesourcery.com>
18509 * debug.h (set_name): Add comment.
18511 2009-04-28 Andrew Pinski <pinskia@gmail.com>
18514 * config/darwin.c (machopic_gen_offset): Check
18515 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
18516 * config/arm/arm.c (require_pic_register): Likewise.
18518 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
18520 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
18521 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
18522 m32c_promote_prototypes): Delete.
18524 2009-04-28 Michael Matz <matz@suse.de>
18526 PR middle-end/39922
18527 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
18530 2009-04-28 Richard Guenther <rguenther@suse.de>
18532 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
18534 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18536 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
18537 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
18538 * config/arm/arm-tune.md: Regenerate.
18540 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
18542 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
18543 block if there are complex incoming edges.
18544 (sel_merge_blocks): Remove useless assert.
18545 (sel_redirect_edge_and_branch): Check that edge was redirected.
18546 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
18547 (sel_find_rgns): Delete declaration.
18548 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
18549 the region when it is not a preheader.
18551 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
18554 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
18556 2009-04-28 Richard Guenther <rguenther@suse.de>
18558 * tree.h (SSA_NAME_VALUE): Remove.
18559 (struct tree_ssa_name): Remove value_handle member.
18560 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
18561 array for jump threading.
18562 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
18564 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
18565 * tree-flow.h (threadedge_initialize_values): Declare.
18566 (threadedge_finalize_values): Likewise.
18567 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
18568 (SSA_NAME_VALUE): Define.
18569 (threadedge_initialize_values): New function.
18570 (threadedge_finalize_values): Likewise.
18571 * tree-ssa-dom.c (ssa_name_values): New global variable.
18572 (SSA_NAME_VALUE): Define.
18573 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
18575 2009-04-28 Ira Rosen <irar@il.ibm.com>
18577 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
18578 Use REPORT_VECTORIZED_LOCATIONS instead
18579 REPORT_VECTORIZED_LOOPS.
18580 * tree-vectorizer.c (vect_verbosity_level): Make static.
18581 (vect_loop_location): Rename to vect_location.
18582 (vect_set_verbosity_level): Update comment.
18583 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
18585 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
18586 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
18587 instead REPORT_UNVECTORIZED_LOOPS.
18588 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
18589 and vect_loop_def to vect_external_def and vect_internal_def.
18590 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
18591 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
18592 REPORT_UNVECTORIZED_LOCATIONS.
18593 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
18594 and vect_used_in_loop and to vect_unused_in_scope and
18595 vect_used_in_scope.
18596 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
18597 (vect_verbosity_level): Remove declaration.
18598 (vect_analyze_operations): Likewise.
18599 (vect_analyze_stmt): Declare.
18600 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
18601 REPORT_UNVECTORIZED_LOCATIONS.
18602 (vect_get_loop_niters): Fix indentation.
18603 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
18604 (vect_analyze_loop_operations): New function.
18605 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
18606 vect_analyze_operations.
18607 (vect_is_simple_reduction): Use new names.
18608 (vectorizable_live_operation, vect_transform_loop): Likewise.
18609 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
18610 to specify whether the data references can be a part of interleaving
18612 (vect_analyze_data_ref_dependence): Use new names.
18613 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
18614 (vect_create_addr_base_for_vector_ref): Remove redundant code.
18615 * tree-vect-patterns.c (widened_name_p): Use new names.
18616 (vect_recog_dot_prod_pattern): Likewise.
18617 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
18618 (process_use, vect_mark_stmts_to_be_vectorized,
18619 vect_model_simple_cost, vect_model_store_cost,
18620 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
18621 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
18622 vectorizable_operation, vectorizable_type_demotion,
18623 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
18624 vectorizable_condition): Likewise.
18625 (vect_analyze_operations): Split into vect_analyze_loop_operations
18627 (vect_analyze_stmt): ... new function.
18628 (new_stmt_vec_info): Use new names.
18629 (vect_is_simple_use): Use new names and fix comment.
18630 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
18631 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
18633 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
18636 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
18637 and integer modes for x87 operands. Do not ICE for unsupported size,
18638 generate error instead. Generate error for unsupported operand types.
18639 ['z']: Do not handle HImode memory operands specially. Warning
18640 for floating-point operands. Fallthru to 'Z' for unsupported operand
18641 types. Do not ICE for unsupported size, generate error instead.
18642 (output_387_binary_op): Use %Z to output operands.
18643 (output_fp_compare): Ditto.
18644 (output_387_reg_move): Ditto.
18646 2009-04-28 Ben Elliston <bje@au.ibm.com>
18651 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18653 * builtins.c (c_strlen): Do not warn here.
18654 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
18655 * c-common.c (pointer_int_sum): Take an explicit location.
18656 Warn about offsets out of bounds.
18657 * c-common.h (pointer_int_sum): Adjust declaration.
18659 2009-04-27 Ian Lance Taylor <iant@google.com>
18661 * collect2.c (is_ctor_dtor): Change type of ret field in struct
18663 * dce.c (run_fast_df_dce): Change type of old_flags to int.
18664 * df-core.c (df_set_flags): Change return type to int. Change
18665 type of old_flags to int.
18666 (df_clear_flags): Likewise.
18667 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
18668 (df_get_conditional_uses): Likewise.
18669 * df.h (df_set_flags, df_clear_flags): Update declarations.
18670 * dwarf2out.c (struct indirect_string_node): Change type of form
18671 field to enum dwarf_form.
18672 (AT_string_form): Change return type to enum dwarf_form.
18673 * fixed-value.c (fixed_compare): Add cast to enum type.
18674 * fwprop.c (update_df): Change 0 to VOIDmode.
18675 * gensupport.c: Change 0 to UNKNOWN.
18676 * gimple.h (gimple_cond_code): Add cast to enum type.
18677 * haifa-sched.c (reemit_notes): Add cast to enum type.
18678 * hooks.c (hook_int_void_no_regs): Remove function.
18679 * hooks.h (hook_int_void_no_regs): Remove declaration.
18680 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
18681 * predict.c (combine_predictions_for_insn): Add casts to enum type.
18682 * real.c (real_arithmetic): Add cast to enum type.
18683 (real_compare): Likewise.
18684 * target.h (struct gcc_target): Change return type of
18685 branch_target_register_class to enum reg_class.
18686 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
18687 default_branch_target_register_class.
18688 * targhooks.c (default_branch_target_register_class): New function.
18689 * targhooks.h (default_branch_target_register_class): Declare.
18690 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
18691 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
18693 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
18695 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
18696 vect_uninitialized_def. Change 0 to ERROR_MARK.
18697 * tree-vect-stmts.c (supportable_widening_operation): Don't
18698 initialize icode1 and icode2.
18699 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
18700 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
18702 (cmn_err_flag_specs): Change 0 to STD_C89.
18703 (cmn_err_char_table): Likewise.
18704 * config/arm/arm.c (get_arm_condition_code): Change type of code
18705 to enum arm_cond_code.
18706 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
18707 (IWMMXT_BUILTIN2): Likewise.
18708 (neon_builtin_type_bits): Don't define typedef.
18709 (neon_builtin_datum): Change type of bits field to int.
18710 (arm_expand_neon_args): Add cast to enum type.
18711 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
18713 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
18714 casts to enum type.
18715 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
18717 * config/mips/mips.md (jal_macro): Return enum constant.
18718 (single_insn): Likewise.
18719 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
18721 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
18722 casts to enum type.
18723 * config/s390/s390.c (s390_tune_flags): Change type to int.
18724 (s390_arch_flags): Likewise.
18725 (s390_handle_arch_option): Change flags field of struct pta to int.
18726 * config/s390/s390.h (s390_tune_flags): Update declaration.
18727 (s390_arch_flags): Likewise.
18728 * config/sh/sh.c (prepare_move_operands): Compare
18729 tls_symbolic_operand result with enum constant.
18730 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
18731 (sh_expand_prologue): Add cast to enum type.
18732 (sh_expand_epilogue): Likewise.
18733 (tls_symbolic_operand): Change return type to enum tls_model.
18734 (fpscr_set_from_mem): Add cast to enum type.
18735 (legitimize_pic_address): Compare tls_symbolic_operand result with
18737 (sh_target_reg_class): Change return type to enum reg_class.
18738 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
18740 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
18741 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
18742 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
18743 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
18744 (delayed_branch, tls_call_delay): Likewise.
18745 (eligible_for_sibcall_delay): Likewise.
18746 (eligible_for_return_delay): Likewise.
18747 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
18748 (spu_expand_builtin_1): Likewise.
18750 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
18751 for all types of conversions.
18752 (output_init_element): Issue -Wc++-compat warning if needed when
18753 initializing a bitfield with enum type.
18754 * c-parser.c (c_parser_expression): Set original_type to
18755 original_type of right hand operand of comma operator.
18757 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18759 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
18761 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
18762 * doc/cpp.texi (Standard Predefined Macros)
18763 (Implementation-defined behavior): Likewise.
18764 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
18765 * doc/gimple.texi (GIMPLE Exception Handling)
18766 (@code{GIMPLE_ASSIGN}): Likewise.
18767 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
18768 * doc/invoke.texi (Warning Options, Optimize Options)
18769 (AVR Options, Darwin Options): Likewise.
18770 (Optimize Options): Reformulate -fwhole-program description.
18771 * doc/loop.texi (Lambda): Likewise.
18772 * doc/md.texi (Output Template, Define Constraints)
18773 (Standard Names, Insn Splitting): Likewise.
18774 * doc/options.texi (Option properties): Likewise.
18775 * doc/passes.texi (Tree-SSA passes): Likewise.
18776 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
18777 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
18778 (File Names and DBX): Likewise.
18779 * doc/trouble.texi (Incompatibilities): Likewise.
18781 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
18783 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
18784 instruction is correct.
18786 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
18788 Allow non-constant arguments to conversion intrinsics.
18789 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
18790 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
18791 * spu.c (print_operand): Handle 'v' and 'w'.
18792 (exp2_immediate_p, spu_gen_exp2): Define.
18793 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
18794 spu_convtf_1): Update parameter descriptions.
18795 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
18796 * constraints.md ('v', 'w'): New.
18797 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
18799 (i2f, I2F): New define_mode_attr.
18800 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
18801 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
18802 fixuns_truncv4sfv4si2): Update to use mode attribute.
18803 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
18804 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
18805 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
18806 patterns for combine.
18808 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
18810 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
18811 (cprop, hoist, pre, store_motion): New debug counters.
18812 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
18813 is not an RTL pass anymore.
18814 (pass_profiling): Remove extern decl for pass removed in 2005.
18815 (pass_gcse, pass_jump_bypass): Remove.
18816 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
18817 to 0 for clean state.
18818 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
18819 * cse.c (gate_handle_cse_after_global_opts,
18820 rest_of_handle_cse_after_global_opts): New functions.
18821 (pass_cse_after_global_opts): New pass, does local CSE.
18822 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
18823 (TV_CPROP): New timevar.
18824 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
18825 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
18826 (gcse_main, recompute_all_luids): Remove.
18827 (compute_hash_table_work): Call max_reg_num instead of reading
18829 (cprop_jump): Don't set run_jump_opt_after_gcse.
18830 (constprop_register): Always allow to alter jumps.
18831 (cprop_insn): Likewise.
18832 (do_local_cprop): Likewise.
18833 (local_cprop_pass): Likewise. Return non-zero if something changed.
18834 (cprop): Remove function, fold interesting bits into one_cprop_pass.
18835 (find_implicit_sets): Add note about missed optimization opportunity.
18836 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
18837 pass_rtl_cprop execute function.
18838 Don't bother tracking the pass number, each pass gets its own dumpfile
18840 Always allow to alter jumpsand bypass jumps.
18841 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
18842 will just find no suitable set.
18843 (pre_edge_insert): Fix dumping, this function is for PRE only.
18844 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
18845 pass_rtl_pre execute function.
18846 (hoist_code): Return non-zero if something changed. Keep track of
18847 substitutions and insertions for statistics gathering similar to PRE.
18848 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
18849 called from the pass_rtl_hoist execute function. Show pass statistics.
18850 (compute_store_table): Use max_reg_num directly instead of using the
18851 formerly global max_gcse_regno.
18852 (build_store_vectors): Likewise.
18853 (replace_store_insn): Fix dumping.
18854 (store_motion): Rename to ...
18855 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
18856 pass, called from the pass_rtl_store_motion execute function. Keep
18857 track of substitutions and insertions for statistics gathering similar
18859 (bypass_jumps): Remove, fold interesting bits into ...
18860 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
18861 from the pass_rtl_cprop execute function.
18862 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
18863 pass_jump_bypass): Remove.
18864 (gate_handle_gcse, rest_of_handle_gcse): Remove.
18865 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
18866 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
18867 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
18868 (gate_rtl_store_motion, execute_rtl_store_motion,
18869 pass_rtl_store_motion): New.
18870 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
18871 make it clear that -fcse-skip-blocks is a no-op for backward compat.
18872 * passes.c (init_optimization_passes): Remove pass_gcse and
18873 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
18874 and cse_after_global_opts in place of pass_gcse. Schedule cprop
18875 instead of pass_jump_bypass.
18877 2009-04-27 Richard Guenther <rguenther@suse.de>
18879 PR middle-end/39928
18880 * gimplify.c (gimplify_expr): If we are required to create
18881 a temporary make sure it ends up as register.
18883 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
18886 * config/i386/i386.c (construct_container): Don't call
18887 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
18888 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
18890 2009-04-27 Michael Matz <matz@suse.de>
18892 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
18893 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
18894 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
18895 (dump_replaceable_exprs): Take a bitmap.
18896 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
18898 (expand_gimple_basic_block): Likewise.
18899 * tree-ssa-ter.c (struct temp_expr_table_d): Make
18900 replaceable_expressions member a bitmap.
18901 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
18902 (mark_replaceable): Likewise.
18903 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
18904 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
18906 2009-04-27 Richard Guenther <rguenther@suse.de>
18908 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
18909 (verify_stmts): Dispatch to gimple/type verification code.
18910 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
18911 issue with call argument types.
18913 2009-04-27 Michael Matz <matz@suse.de>
18915 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
18916 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
18919 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
18920 Eric Botcazou <ebotcazou@adacore.com>
18922 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
18923 a label's basic block.
18924 (mark_target_live_regs): Tidy and rework obsolete comments.
18925 Change back DF problem to LIVE. If a label starts a basic block,
18926 assume that all registers that used to be live then still are.
18927 (init_resource_info): If a label starts a basic block, set its
18928 BLOCK_FOR_INSN accordingly.
18929 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
18931 2009-04-27 Richard Guenther <rguenther@suse.de>
18933 * tree-flow-inline.h (function_ann): Remove.
18934 (get_function_ann): Likewise.
18935 * tree-dfa.c (create_function_ann): Remove.
18936 * tree-flow.h (struct static_var_ann_d): Remove.
18937 (struct function_ann_d): Likewise.
18938 (union tree_ann_d): Remove fdecl member.
18939 (function_ann_t): Remove.
18940 (function_ann, get_function_ann, create_function_ann): Remove
18943 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
18945 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
18947 2009-04-27 Jan Hubicka <jh@suse.cz>
18949 * ipa-pure-const.c (struct funct_state_d): New fields
18950 state_previously_known, looping_previously_known; remove
18951 state_set_in_source.
18952 (analyze_function): Use new fields.
18953 (propagate): Avoid assumption that state_set_in_source imply
18956 * tree-ssa-loop-niter.c (finite_loop_p): New function.
18957 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
18958 * cfgloop.h (finite_loop_p): Declare.
18960 2009-04-26 Michael Matz <matz@suse.de>
18962 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
18964 2009-04-26 Michael Matz <matz@suse.de>
18966 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
18967 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
18968 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
18969 pass_mark_used_blocks): Remove.
18970 * tree-optimize.c (pass_free_datastructures,
18971 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
18972 * passes.c (init_optimization_passes): Don't call
18973 pass_mark_used_blocks, remove dead code.
18975 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
18977 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
18978 * tree-ssa-live.h (register_ssa_partition): Likewise.
18980 2009-04-26 Michael Matz <matz@suse.de>
18983 * builtins.c (fold_builtin_next_arg): Handle SSA names.
18984 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
18985 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
18987 (compare_pairs): Swap cost comparison.
18988 (coalesce_ssa_name): Don't use change_partition_var.
18989 * tree-nrv.c (struct nrv_data): Add modified member.
18990 (finalize_nrv_r): Set it.
18991 (tree_nrv): Use it to update statements.
18992 (pass_nrv): Require PROP_ssa.
18993 * tree-mudflap.c (mf_decl_cache_locals,
18994 mf_build_check_statement_for): Use make_rename_temp.
18995 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
18996 * alias.c (find_base_decl): Handle SSA names.
18997 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
18998 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
18999 * rtl.h (set_reg_attrs_for_parm): Declare.
19000 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
19001 to "optimized", remove unused locals at finish.
19002 (execute_free_datastructures): Make global, call
19003 delete_tree_cfg_annotations.
19004 (execute_free_cfg_annotations): Don't call
19005 delete_tree_cfg_annotations.
19007 * ssaexpand.h: New file.
19008 * expr.c (toplevel): Include ssaexpand.h.
19009 (expand_assignment): Handle SSA names the same as register variables.
19010 (expand_expr_real_1): Expand SSA names.
19011 * cfgexpand.c (toplevel): Include ssaexpand.h.
19012 (SA): New global variable.
19013 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
19014 (SSAVAR): New macro.
19015 (set_rtl): New helper function.
19016 (add_stack_var): Deal with SSA names, use set_rtl.
19017 (expand_one_stack_var_at): Likewise.
19018 (expand_one_stack_var): Deal with SSA names.
19019 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
19020 before unique numbers.
19021 (expand_stack_vars): Use set_rtl.
19022 (expand_one_var): Accept SSA names, add asserts for them, feed them
19023 to above subroutines.
19024 (expand_used_vars): Expand all partitions (without default defs),
19025 then only the local decls (ignoring those expanded already).
19026 (expand_gimple_cond): Remove edges when jumpif() expands an
19027 unconditional jump.
19028 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
19029 or remove abnormal edges. Ignore insns setting the LHS of a TERed
19031 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
19032 members of SA; deal with PARM_DECL partitions here; expand
19033 all PHI nodes, free tree datastructures and SA. Commit instructions
19034 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
19035 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
19036 info and statements at start, collect garbage at finish.
19037 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
19038 (VAR_ANN_PARTITION) Remove.
19039 (change_partition_var): Don't declare.
19040 (partition_to_var): Always return SSA names.
19041 (var_to_partition): Only accept SSA names.
19042 (register_ssa_partition): Only check argument.
19043 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
19045 (delete_var_map): Don't free it.
19046 (var_union): Only accept SSA names, simplify.
19047 (partition_view_init): Mark only useful SSA names as used.
19048 (partition_view_fini): Only deal with SSA names.
19049 (change_partition_var): Remove.
19050 (dump_var_map): Use ssa_name instead of partition_to_var member.
19051 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
19053 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
19054 (struct _elim_graph): New member const_dests; nodes member vector of
19056 (set_location_for_edge): New static helper.
19057 (create_temp): Remove.
19058 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
19059 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
19060 (new_elim_graph): Allocate const_dests member.
19061 (clean_elim_graph): Truncate const_dests member.
19062 (delete_elim_graph): Free const_dests member.
19063 (elim_graph_size): Adapt to new type of nodes member.
19064 (elim_graph_add_node): Likewise.
19065 (eliminate_name): Likewise.
19066 (eliminate_build): Don't take basic block argument, deal only with
19067 partition numbers, not variables.
19068 (get_temp_reg): New static helper.
19069 (elim_create): Use it, deal with RTL temporaries instead of trees.
19070 (eliminate_phi): Adjust all calls to new signature.
19071 (assign_vars, replace_use_variable, replace_def_variable): Remove.
19072 (rewrite_trees): Only do checking.
19073 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
19074 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
19075 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
19076 contains_tree_r, MAX_STMTS_IN_LATCH,
19077 process_single_block_loop_latch, analyze_edges_for_bb,
19078 perform_edge_inserts): Remove.
19079 (expand_phi_nodes): New global function.
19080 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
19081 functions, initialize new parameter, remember partitions having a
19083 (finish_out_of_ssa): New global function.
19084 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
19085 don't reset in_ssa_p here, don't disable TER when mudflap.
19086 (pass_del_ssa): Remove.
19087 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
19089 (execute_free_datastructures): Declare.
19090 * Makefile.in (SSAEXPAND_H): New variable.
19091 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
19092 * basic-block.h (commit_one_edge_insertion): Declare.
19093 * passes.c (init_optimization_passes): Move pass_nrv and
19094 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
19095 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
19096 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
19097 (redirect_branch_edge): Deal with super block when expanding, split
19098 out jump patching itself into ...
19099 (patch_jump_insn): ... here, new static helper.
19101 2009-04-26 Michael Matz <matz@suse.de>
19103 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
19104 beyond num_ssa_names.
19105 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
19106 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
19108 2009-04-26 Jakub Jelinek <jakub@redhat.com>
19110 PR inline-asm/39543
19111 * fwprop.c (forward_propagate_asm): New function.
19112 (forward_propagate_and_simplify): Propagate also into __asm, if it
19113 doesn't increase the number of referenced registers.
19116 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
19118 2009-04-26 Jakub Jelinek <jakub@redhat.com>
19120 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
19121 note_nonlocal_vla_type for nonlocal VLAs.
19122 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
19123 contains_remapped_vars, remap_vla_decls): New functions.
19124 (convert_nonlocal_reference_stmt): If not optimizing, call
19125 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
19126 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
19127 if it wasn't found in var_map.
19128 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
19129 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
19130 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
19132 * gimplify.c (nonlocal_vlas): New variable.
19133 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
19135 (gimplify_body): Create and destroy nonlocal_vlas.
19137 * dwarf2out.c (loc_descr_plus_const): New function.
19138 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
19139 mem_loc_descriptor, loc_descriptor_from_tree_1,
19140 descr_info_loc, gen_variable_die): Use it.
19142 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
19143 !TREE_STATIC VAR_DECLs.
19144 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
19145 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
19146 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
19147 DECL_BY_REFERENCE is valid.
19148 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
19149 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
19150 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
19151 Copy DECL_BY_REFERENCE.
19152 (struct nesting_copy_body_data): New type.
19153 (nesting_copy_decl): New function.
19154 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
19155 if they have variable length.
19157 2009-04-26 Michael Matz <matz@suse.de>
19159 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
19160 mark new temporaries for renaming.
19162 2009-04-26 Joseph Myers <joseph@codesourcery.com>
19165 * c-decl.c (global_bindings_p): Return negative value.
19166 (c_variable_size): New. Based on variable_size from
19168 (grokdeclarator): Call c_variable_size not variable_size.
19170 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
19172 * config/i386/i386.c (print_operand) ['z']: Fix typo.
19174 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
19176 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
19177 Redefine it to just use mingw/include.
19178 (ASM_SPEC): Rules for -m32 and -m64.
19179 (LINK_SPEC): Use Likewise.
19180 (SPEC_32): New define.
19181 (SPEC_64): Likewise.
19182 (SUB_LINK_SPEC): Likewise.
19183 (MULTILIB_DEFAULTS): New define.
19184 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
19185 Add multilib options.
19186 (MULTILIB_DIRNAMES): Likewise.
19187 (MULTILIB_OSDIRNAMES): Likewise.
19188 (LIBGCC): Likewise.
19189 (INSTALL_LIBGCC): Likewise.
19191 2009-04-26 Joseph Myers <joseph@codesourcery.com>
19194 * c-tree.h (enum c_inline_static_type): New.
19195 (record_inline_static): Declare.
19196 * c-decl.c (struct c_inline_static, c_inline_statics,
19197 record_inline_static, check_inline_statics): New.
19198 (pop_file_scope): Call check_inline_statics.
19199 (start_decl): Call record_inline_static instead of pedwarning
19200 directly for static in inline function.
19201 * c-typeck.c (build_external_ref): Call record_inline_static
19202 instead of pedwarning directly for static referenced in inline
19205 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
19207 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
19208 not new but only being rescanned.
19209 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
19210 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
19211 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
19212 record_set_info, compute_set, grealloc): Remove.
19213 (recompute_all_luids): New function.
19214 (gcse_main): Don't compute sets, and don't do related memory
19215 allocations/free-ing. If something changed before the end of the
19216 pass, update LUIDs using recompute_all_luids.
19217 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
19218 (free_gcse_mem): Don't free it either.
19219 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
19220 Use the df insn LUIDs.
19221 (load_killed_in_block): Likewise.
19222 (compute_hash_table_work): Don't compute reg_set_in_block.
19223 (compute_transp): Use DF_REG_DEF_CHAINs.
19224 (local_cprop_pass): Don't use compute_sets and related functions.
19225 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
19226 Use get_max_uid() instead of max_cuid.
19227 (insert_insn_end_basic_block, pre_insert_copy_insn,
19228 update_ld_motion_stores): Don't try to
19229 keep reg_set tables up to date.
19230 (pre_insert_copies): Use df insn LUIDs.
19231 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
19232 (reg_set_info): Don't use extra bitmap argument.
19233 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
19234 information to compute regs_set_in_block.
19235 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
19236 (bypass_jumps): Don't use compute_sets and friends.
19238 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19241 * opts.c (undocumented_msg): Do not leave blank even with
19244 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19246 * c-decl.c (build_enumerator): Allow values folding to integer
19247 constants but not integer constant expressions with a pedwarn if
19250 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19253 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
19254 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
19255 type is an integer constant.
19257 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
19260 * config/i386/i386.c (print_operand) ['z']: Revert handling of
19263 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19266 * c-decl.c (grokdeclarator): Diagnose declarations of functions
19267 with variably modified return type and no storage class
19268 specifiers, except for the case of nested functions. Distinguish
19269 extern declarations of functions with variably modified return
19270 types from those of objects with variably modified types.
19272 2009-04-25 Jan Hubicka <jh@suse.cz>
19274 * tree.c (list_equal_p): New function.
19275 * tree.h (list_equal_p): Declare.
19276 * coretypes.h (edge_def, edge, const_edge, basic_block_def
19277 basic_block_def, basic_block, const_basic_block): New.
19278 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
19279 (redirect_eh_edge): New function.
19280 (make_eh_edge_update_phi): EH edges are not abnormal.
19281 * except.c: Include tree-flow.h.
19282 (list_match): New function.
19283 (eh_region_replaceable_by_p): New function.
19284 (replace_region): New function.
19285 (hash_type_list): New function.
19286 (hash_eh_region): New function.
19287 (eh_regions_equal_p): New function.
19288 (merge_peers): New function.
19289 (remove_unreachable_regions): Verify EH tree when checking;
19291 (copy_eh_region_1): New function.
19292 (copy_eh_region): New function.
19293 (push_reachable_handler): New function.
19294 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
19295 regions without label but with live RESX.
19296 * except.h (redirect_eh_edge_to_label): New.
19297 * tree-flow.h (redirect_eh_edge): New.
19298 * coretypes.h (edge_def, edge, const_edge, basic_block_def
19299 basic_block_def, basic_block, const_basic_block): Remove.
19300 * Makefile.in (except.o): Add dependency on tree-flow.h
19301 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
19302 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
19305 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
19308 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
19309 on the destination of memcpy.
19311 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
19313 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
19314 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
19315 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
19317 2009-04-25 Jan Hubicka <jh@suse.cz>
19319 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
19320 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
19321 to be reached by different label than left.
19322 (update_eh_edges): Update comment; remove edge_to_remove if possible
19323 and return true if suceeded.
19324 (cleanup_empty_eh): Accept sharing map; handle shared regions.
19325 (cleanup_eh): Compute sharing map.
19326 * except.c (remove_eh_handler_and_replace): Add argument if we should
19328 (remove_unreachable_regions): Update for label sharing.
19329 (label_to_region_map): Likewise.
19330 (get_next_region_sharing_label): New function.
19331 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
19333 (remove_eh_handler): Update.
19334 (remove_eh_region_and_replace_by_outer_of): New function.
19335 * except.h (struct eh_region): Add next_region_sharing_label.
19336 (remove_eh_region_and_replace_by_outer_of,
19337 get_next_region_sharing_label): Declare.
19338 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
19340 2009-04-25 Jan Hubicka <jh@suse.cz>
19342 * tree-cfg.c (split_critical_edges): Split also edges where we can't
19343 insert code even if they are not critical.
19345 2009-04-25 Jan Hubicka <jh@suse.cz>
19347 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
19348 (gimple_can_remove_branch_p): EH edges won't remove branch by
19350 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
19351 updating of non-abnormal EH edges.
19352 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
19353 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
19354 (split_critical_edges): Split also edges where emitting code on them
19355 will lead to splitting later.
19357 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
19358 H.J. Lu <hongjiu.lu@intel.com>
19361 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
19362 the configured assembler supports fildq and fistpq mnemonics.
19363 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
19364 * configure: Regenerated.
19365 * config.in: Ditto.
19367 * config/i386/i386.c (print_operand): Handle 'Z'.
19368 ['z']: Remove handling of special fild/fist suffixes.
19369 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
19370 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
19371 suffix of fild insn.
19372 (*floatsi<mode>2_vector_mixed): Ditto.
19373 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
19374 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
19375 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
19376 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
19377 * config/i386/gas.h (GAS_MNEMONICS): Remove.
19379 2009-04-25 Ben Elliston <bje@au.ibm.com>
19381 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
19382 the source of a set operation.
19384 2009-04-25 Anatoly Sokolov <aesok@post.ru>
19386 * target.h (struct gcc_target): Add case_values_threshold field.
19387 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
19388 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
19389 * targhooks.c (default_case_values_threshold): New function.
19390 * targhooks.h (default_case_values_threshold): Declare function.
19391 * stmt.c (expand_case): Use case_values_threshold target hook.
19392 * expr.h (case_values_threshold): Remove declartation.
19393 * expr.c (case_values_threshold): Remove function.
19394 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
19396 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
19397 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
19398 (avr_case_values_threshold): Declare as static.
19399 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
19401 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
19402 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
19403 (mn10300_case_values_threshold): New function.
19405 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
19407 * ira.c (setup_cover_and_important_classes): Add enum cast.
19409 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
19411 * genpreds.c (write_enum_constraint_num): Output definition of
19412 CONSTRAINT_NUM_DEFINED_P macro.
19413 * ira.c (setup_cover_and_important_classes): Use
19414 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
19416 2009-04-24 DJ Delorie <dj@redhat.com>
19418 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
19419 __SH2A_SINGLE_ONLY__ also.
19421 2009-04-24 Steve Ellcey <sje@cup.hp.com>
19423 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
19424 (movdf_internal): Ditto.
19425 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
19426 SFmode and DFmode constants.
19427 (ia64_print_operand): Add 'G' format for printing
19428 floating point constants.
19430 2009-04-24 Richard Guenther <rguenther@suse.de>
19432 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
19433 from unsigned additions.
19435 2009-04-24 Joseph Myers <joseph@codesourcery.com>
19437 * c-typeck.c (set_init_index): Allow array designators that are
19438 not integer constant expressions with a pedwarn if pedantic.
19440 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
19442 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
19443 zero if no overlap in nonzero bits between the operands.
19445 2009-04-24 Ian Lance Taylor <iant@google.com>
19447 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
19448 (record_dead_and_set_regs): Likewise.
19449 * df.h (struct df_mw_hardreg): Change flags field to int.
19450 (struct df_base_ref): Likewise.
19451 (struct df): Change changeable_flags field to int.
19452 * df-scan.c (df_defs_record): Change clobber_flags to int.
19453 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
19454 constants rather than #define macros.
19455 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
19456 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
19457 (enum dwarf_calling_convention): Likewise.
19458 (enum dwarf_line_number_x_ops): Likewise.
19459 (enum dwarf_call_frame_info): Likewise.
19460 (enum dwarf_source_language): Likewise.
19461 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
19462 (add_calling_convention_attribute): Likewise.
19463 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
19464 (combine_comparisons): Change compcode to int. Add cast to enum type.
19465 * genrecog.c (maybe_both_true_2): Change c to int.
19466 (write_switch): Likewise. Add cast to enum type.
19467 * gimplify.c (gimplify_omp_for): Handle return values from
19468 gimplify_expr using MIN rather than bitwise or.
19469 (gimplify_expr): Add cast to enum type.
19470 * ipa-prop.c (update_jump_functions_after_inlining): Change
19471 IPA_BOTTOM to IPA_JF_UNKNOWN.
19472 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
19473 Add casts to enum type.
19474 (setup_cover_and_important_classes): Change cl to int. Add casts
19476 (setup_class_translate): Change cl and mode to int.
19477 (ira_init_once): Change mode to int.
19478 (free_register_move_costs): Likewise.
19479 (setup_prohibited_mode_move_regs): Add casts to enum type.
19480 * langhooks.c (add_builtin_function_common): Rework assertion that
19481 value fits bitfield.
19482 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
19483 * omega.c (omega_do_elimination): Avoid math on enum types.
19484 * optabs.c (expand_vec_shift_expr): Remove casts to int.
19485 * opts.c (set_debug_level): Change 2 to enum constant. Use new
19486 int local to handle integral_argment value.
19487 * regmove.c (try_auto_increment): Change PUT_MODE to
19489 * reload.c (push_secondary_reload): Add casts to enum type.
19490 (secondary_reload_class, find_valid_class): Likewise.
19491 * reload1.c (emit_input_reload_insns): Likewise.
19492 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
19493 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
19494 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
19496 * tree.c (build_common_builtin_nodes): Add casts to enum type.
19497 * tree-complex.c (complex_lattice_t): Typedef to int rather than
19499 (expand_complex_libcall): Add casts to enum type.
19500 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
19501 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
19502 with ERROR_MARK, not NUM_TREE_CODES.
19503 (vect_create_epilog_for_reduction): Likewise.
19504 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
19505 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
19506 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
19508 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
19509 vect_unused_in_loop. Change 0 to loop_vect.
19510 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
19511 * var-tracking.c (get_init_value): Change return type to enum
19513 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
19514 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
19516 (arm_override_options): Add casts to enum type.
19517 (arm_emit_tls_decoration): Likewise.
19518 * config/i386/i386.c (ix86_function_specific_restore): Add casts
19520 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
19521 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
19522 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
19524 * config/s390/s390.c (code_for_builtin_64): Change to array of
19526 (code_for_builtin_31): Likewise.
19527 (s390_expand_builtin): Change code_for_builtin to enum insn_code
19529 * config/sparc/sparc.c (sparc_override_options): Change value
19530 field in struct code_model to enum cmodel. In initializer change
19531 0 to NULL and add cast to enum type.
19533 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
19534 Change all callers. Issue a -Wc++-compat warning using
19535 lhs_origtype if necessary.
19536 (convert_for_assignment): Issue -Wc++-compat warnings about
19537 invalid conversions to enum type on assignment.
19538 * c-common.h (build_modify_expr): Update declaration.
19540 2009-04-24 Nick Clifton <nickc@redhat.com>
19542 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
19543 (function_arg_advance): Likewise.
19544 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
19547 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
19549 * config/s390/constraints.md ('I', 'J'): Fix condition.
19551 2009-04-24 Diego Novillo <dnovillo@google.com>
19553 * gengtype-parse.c (parse_error): Add newline after message.
19555 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
19557 * config/i386/sse.md (avxmodesuffixs): Removed.
19558 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
19559 (*avx_pinsr<ssevecsize>): This.
19561 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
19563 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
19564 follow chains of regs with a single definition, and allow expressions
19565 that are function_invariant_p.
19566 (simple_rhs_p): Allow expressions that are function_invariant_p.
19568 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
19570 PR middle-end/39867
19571 * fold-const.c (fold_cond_expr_with_comparison): When folding
19572 > and >= to MAX, make sure the MAX uses the same type as the
19573 comparison's operands.
19575 2009-04-24 Nick Clifton <nickc@redhat.com>
19577 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
19578 addressing for DImode accesses.
19579 (frv_print_operand_address): Handle PLUS case.
19580 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
19582 2009-04-24 Jakub Jelinek <jakub@redhat.com>
19584 PR rtl-optimization/39794
19585 * alias.c (canon_true_dependence): Add x_addr argument.
19586 * rtl.h (canon_true_dependence): Adjust prototype.
19587 * cse.c (check_dependence): Adjust canon_true_dependence callers.
19588 * cselib.c (cselib_invalidate_mem): Likewise.
19589 * gcse.c (compute_transp): Likewise.
19590 * dse.c (scan_reads_nospill): Likewise.
19591 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
19592 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
19593 canon_base_addr of the group, plus optional offset.
19594 (struct group_info): Rename canon_base_mem to
19596 (get_group_info): Set canon_base_addr to canon_rtx of base, not
19597 canon_rtx of base_mem.
19599 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
19601 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
19602 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
19604 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19606 * config/spu/spu-builtins.h: Delete file.
19608 * config/spu/spu.h (enum spu_builtin_type): Move here from
19610 (struct spu_builtin_description): Likewise. Add GTY marker.
19611 Do not use enum spu_function_code or enum insn_code.
19612 (spu_builtins): Add extern declaration.
19614 * config/spu/spu.c: Do not include "spu-builtins.h".
19615 (enum spu_function_code, enum spu_builtin_type_index,
19616 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
19617 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
19618 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
19619 unsigned_V2DI_type_node): Move here from spu-builtins.h.
19620 (spu_builtin_types): Make static. Add GTY marker.
19621 (spu_builtins): Add extern declaration with GTY marker.
19622 Include "gt-spu.h".
19624 * config/spu/spu-c.c: Do not include "spu-builtins.h".
19625 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
19626 Check programmatically whether all parameters are scalar.
19628 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
19630 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
19632 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
19633 assignment from the constructor either if the target is volatile.
19635 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
19637 * config/arm/arm.md (insv): Do not share operands[0].
19639 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
19641 * config/vxlib-tls.c (active_tls_threads): Delete.
19642 (delete_hook_installed): New.
19643 (tls_delete_hook): Don't delete the delete hook.
19644 (tls_destructor): Delete it here.
19645 (__gthread_set_specific): Adjust installing the delete hook.
19646 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
19647 __gthread_leave_tsd_dtor_context.
19649 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
19651 * c-format.c (gcc_tdiag_char_table): Add support for %E.
19653 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
19655 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
19657 (alpha_rtx_costs): Ditto.
19658 (emit_unlikely_jump): Use add_reg_note.
19659 (emit_frame_store_1): Ditto.
19660 (alpha_expand_prologue): Ditto.
19661 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
19662 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
19664 2009-04-23 Nick Clifton <nickc@redhat.com>
19666 * config/v850/v850.md (epilogue): Remove suppressed code.
19667 (return): Rename to return_simple and remove test of frame size.
19668 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
19669 to gen_return_simple.
19671 2009-04-22 Jing Yu <jingyu@google.com>
19674 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
19676 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
19679 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
19680 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
19681 value is a VECTOR_CST, the element type is the element type of the
19684 2009-04-22 DJ Delorie <dj@redhat.com>
19686 * config/m32c/m32c.h: Update GTY annotations to new syntax.
19688 2009-04-22 Jakub Jelinek <jakub@redhat.com>
19690 * alias.c (find_base_term): Move around LO_SUM case, so that
19691 CONST falls through into PLUS/MINUS handling.
19694 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
19695 into 0, use omit_one_operand.
19697 2009-04-23 Ben Elliston <bje@au.ibm.com>
19699 * config/rs6000/linux-unwind.h (get_regs): Remove type
19700 puns. Change the type of `pc' to an array of unsigned ints and
19701 update all users. Constify frame24.
19703 2009-04-22 DJ Delorie <dj@redhat.com>
19705 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
19706 declarations before code.
19707 (current_function_special_page_vector): Likewise.
19708 (m32c_expand_insv): Silence a warning.
19710 2009-04-21 Taras Glek <tglek@mozilla.com>
19712 * alias.c: Update GTY annotations to new syntax.
19713 * basic-block.h: Likewise.
19714 * bitmap.h: Likewise.
19715 * c-common.h: Likewise.
19716 * c-decl.c: Likewise.
19717 * c-parser.c: Likewise.
19718 * c-pragma.c: Likewise.
19719 * c-tree.h: Likewise.
19720 * cfgloop.h: Likewise.
19721 * cgraph.h: Likewise.
19722 * config/alpha/alpha.c: Likewise.
19723 * config/arm/arm.h: Likewise.
19724 * config/avr/avr.h: Likewise.
19725 * config/bfin/bfin.c: Likewise.
19726 * config/cris/cris.c: Likewise.
19727 * config/darwin.c: Likewise.
19728 * config/frv/frv.c: Likewise.
19729 * config/i386/i386.c: Likewise.
19730 * config/i386/i386.h: Likewise.
19731 * config/i386/winnt.c: Likewise.
19732 * config/ia64/ia64.h: Likewise.
19733 * config/iq2000/iq2000.c: Likewise.
19734 * config/mips/mips.c: Likewise.
19735 * config/mmix/mmix.h: Likewise.
19736 * config/pa/pa.c: Likewise.
19737 * config/pa/pa.h: Likewise.
19738 * config/rs6000/rs6000.c: Likewise.
19739 * config/s390/s390.c: Likewise.
19740 * config/sparc/sparc.c: Likewise.
19741 * config/xtensa/xtensa.c: Likewise.
19742 * cselib.h: Likewise.
19743 * dbxout.c: Likewise.
19744 * dwarf2out.c: Likewise.
19745 * except.c: Likewise.
19746 * except.h: Likewise.
19747 * fixed-value.h: Likewise.
19748 * function.c: Likewise.
19749 * function.h: Likewise.
19750 * gimple.h: Likewise.
19751 * integrate.c: Likewise.
19752 * optabs.c: Likewise.
19753 * output.h: Likewise.
19754 * real.h: Likewise.
19756 * stringpool.c: Likewise.
19757 * tree-data-ref.c: Likewise.
19758 * tree-flow.h: Likewise.
19759 * tree-scalar-evolution.c: Likewise.
19760 * tree-ssa-address.c: Likewise.
19761 * tree-ssa-alias.h: Likewise.
19762 * tree-ssa-operands.h: Likewise.
19763 * tree.c: Likewise.
19764 * tree.h: Likewise.
19765 * varasm.c: Likewise.
19766 * varray.h: Likewise.
19768 * coretypes.h: Do not define GTY macro if it is already defined.
19769 * doc/gty.texi: Update GTY documentation to new syntax.
19770 * gengtype-lex.l: Enforce attribute-like syntax for GTY
19771 annotations on structs.
19772 * gengtype-parse.c: Likewise.
19774 2009-04-22 Mark Heffernan <meheff@google.com>
19776 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
19778 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
19780 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
19783 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
19785 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
19786 the same as a PLUS without a shift. Increase the cost of a
19789 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19791 * Makefile.in: Update dependencies.
19792 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
19793 * errors.h: Remove bogus comment about compatibility.
19794 (warning): Update declaration.
19795 * genautomata.c: Update all calls to warning.
19796 * gimple.c: Do not include errors.h. Include toplev.h.
19797 * tree-ssa-structalias.c: Do not include errors.h.
19798 * omega.c: Likewise.
19799 * tree-ssa-reassoc.c: Likewise.
19800 * config/spu/spu-c.c: Likewise.
19801 * config/spu/t-spu-elf: Update dependencies.
19803 2009-04-22 Richard Guenther <rguenther@suse.de>
19805 PR tree-optimization/39824
19806 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
19807 make sure the types are compatible.
19809 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19812 * c-common.c (c_parse_error): Take a token_flags parameter.
19813 Use token_type for the token type instead.
19814 Pass token_flags to cpp_type2name.
19815 * c-common.h (c_parse_error): Update declaration.
19816 * c-parser.c (c_parser_error): Pass 0 as token flags.
19818 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
19820 PR rtl-optimization/39580
19821 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
19823 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19825 * function.c (expand_function_end): Do not emit a jump to the "naked"
19826 return label for fall-through returns.
19827 * except.c (sjlj_emit_function_exit): Always place the call to the
19828 unregister function at the location installed by expand_function_end.
19830 2009-04-22 Richard Guenther <rguenther@suse.de>
19832 PR tree-optimization/39845
19833 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
19834 (gen_inbound_check): Likewise.
19836 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
19838 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
19840 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
19841 * config/vxlib.c (__gthread_once): Add race guard for PPC.
19843 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
19845 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
19846 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
19847 shift counts to avoid out-of-bounds array accesses.
19849 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
19851 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
19852 (Pmode): Move above.
19854 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
19856 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
19857 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
19858 GET_CODE macro. Use IN_RANGE macro where appropriate.
19859 * config/alpha/alpha.h: Ditto.
19860 * config/alpha/alpha.md: Ditto.
19861 * config/alpha/constraints.md: Ditto.
19862 * config/alpha/predicates.md: Ditto.
19864 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
19866 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
19867 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19868 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19869 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19870 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19871 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19872 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19873 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19874 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19875 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19876 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19877 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19878 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19879 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19880 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19881 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19882 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19883 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19884 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19885 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19886 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19887 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19888 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19889 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19890 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19891 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19892 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19894 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
19896 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
19897 references from comments.
19898 * cfgbuild.c: (count_basic_blocks): Delete.
19899 (find_basic_blocks_1): Delete.
19900 (find_basic_blocks): Delete.
19901 * except.c (finish_eh_generation): Make static. Move comment from
19902 except.h here. Remove find_basic_blocks references from comments.
19903 * except.h (finish_eh_generation): Delete.
19904 * basic-block.h (find_basic_blocks): Delete.
19905 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
19907 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
19909 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
19910 (sdbout_parms): Likewise.
19912 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
19914 * config/sh/sh.c (prepare_cbranch_operands): Use
19915 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
19916 (expand_cbranchdi4): Likewise.
19917 (from_compare): Add cast to enum type.
19918 (expand_cbranchsi4): Use add_reg_note.
19919 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
19920 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
19921 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
19922 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
19923 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
19924 instead of CODE_FOR_nothing.
19925 (cbranchdi4): Likewise. Fix the order of arguments for
19927 (push_fpscr): Use add_reg_note.
19928 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
19929 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
19931 2009-04-21 Joseph Myers <joseph@codesourcery.com>
19933 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
19934 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
19935 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
19936 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
19937 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
19938 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
19939 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
19940 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
19941 config/alpha/x-vms, config/arc/t-arc,
19942 config/arm/README-interworking, config/arm/arm-c.c,
19943 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
19944 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
19945 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
19946 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
19947 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
19948 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
19949 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
19950 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
19951 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
19952 config/cris/t-elfmulti, config/crx/t-crx,
19953 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
19954 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
19955 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
19956 config/h8300/t-h8300, config/i386/athlon.md,
19957 config/i386/darwin-libgcc.10.4.ver,
19958 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
19959 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
19960 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
19961 config/i386/t-linux64, config/i386/t-nwld,
19962 config/i386/t-rtems-i386, config/i386/t-sol2-10,
19963 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
19964 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
19965 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
19966 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
19967 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
19968 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
19969 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
19970 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
19971 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
19972 config/m68k/t-uclinux, config/mcore/t-mcore,
19973 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
19974 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
19975 config/mips/crtn.asm, config/mips/irix-crti.asm,
19976 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
19977 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
19978 config/mips/mips-fixed.md, config/mips/sb1.md,
19979 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
19980 config/mips/t-iris6, config/mips/t-isa3264,
19981 config/mips/t-libgcc-mips16, config/mips/t-linux64,
19982 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
19983 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
19984 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
19985 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
19986 config/mn10300/t-linux, config/mn10300/t-mn10300,
19987 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
19988 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
19989 config/picochip/libgccExtras/clzsi2.asm,
19990 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
19991 config/rs6000/darwin-libgcc.10.4.ver,
19992 config/rs6000/darwin-libgcc.10.5.ver,
19993 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
19994 config/rs6000/t-aix43, config/rs6000/t-aix52,
19995 config/rs6000/t-darwin, config/rs6000/t-fprules,
19996 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
19997 config/rs6000/t-lynx, config/rs6000/t-netbsd,
19998 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
19999 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
20000 config/rs6000/t-rtems, config/rs6000/t-spe,
20001 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
20002 config/score/t-score-elf, config/sh/divcost-analysis,
20003 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
20004 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
20005 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
20006 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
20007 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
20008 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
20009 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
20010 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
20011 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
20012 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
20013 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
20014 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
20015 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
20016 limitx.h, version.c, xcoff.h: Add copyright and license notices.
20017 * config/h8300/genmova.sh: Include copyright and license notices
20018 in generated output.
20019 * config/h8300/mova.md: Regenerate.
20020 * doc/install.texi2html: Include word "Copyright" in copyright
20021 notice and use name "Free Software Foundation, Inc.".
20022 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
20023 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
20024 ChangeLog-2007, ChangeLog-2008: Correct dates.
20026 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
20028 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
20029 NE_EXPR operations as well.
20030 * c-parser.c (c_parser_condition): Do not set location information on
20032 (c_parser_conditional_expression): Likewise.
20033 (c_parser_binary_expression): Set location information on operators.
20034 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
20035 TRUTH_NOT_EXPR has been folded.
20036 * fold-const.c (fold_truth_not_expr): Copy location information from
20037 the incoming expression to the outgoing one.
20038 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
20039 recursive calls on the LHS of the operator but pass that of the
20040 operator to recursive calls on the RHS of the operator. Set it
20042 (shortcut_cond_expr): Set the locus of the operator on the second
20043 COND_EXPR and that of the expression on the first in degenerate cases.
20044 Pass the locus of the expression to calls to shortcut_cond_r.
20045 Set the locus of the 'then' block on the associated jump, if any.
20046 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
20047 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
20048 expression to call to gimplify_boolean_expr.
20050 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
20052 * config.gcc: Add additional configuration for
20053 i686-w64-mingw* and x86_64-w64-mingw* triplet.
20054 * config/i386/mingw-w64.h: New mingw-w64 specific header.
20055 (CPP_SPEC): Redefine for allowing -municode option.
20056 (STARTFILE_SPEC): Likewise.
20057 * config/i386/t-mingw-w64: New.
20058 * config/i386/mingw-w64.opt: New.
20059 (municode): Add new target option.
20060 * doc/invoke.texi (municode): Add documentation for new option.
20062 2009-04-21 Ian Lance Taylor <iant@google.com>
20064 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
20065 Correct test for number of arguments.
20066 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
20068 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
20070 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
20071 argument of emit_library_call.
20073 2009-04-21 Richard Guenther <rguenther@suse.de>
20075 PR middle-end/39829
20076 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
20077 inside VIEW_CONVERT_EXPRs.
20079 2009-04-21 Martin Jambor <mjambor@suse.cz>
20081 * tree-switch-conversion.c (build_constructors): Split a long line.
20082 (constructor_contains_same_values_p): New function.
20083 (build_one_array): Create assigns of constants if possible, do not
20084 call mark_sym_for_renaming, call update_stmt.
20085 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
20086 make_rename_temp. Do not call mark_symbols_for_renaming, call
20088 (gen_def_assigns): Do not call mark_symbols_for_renaming or
20089 find_new_referenced_vars, call update_stmt.
20090 (gen_inbound_check): Use create_tmp_var and create ssa names manually
20091 instead of calling make_rename_temp. Do not call
20092 find_new_referenced_vars or mark_symbols_for_renaming, call
20095 2009-04-21 Richard Guenther <rguenther@suse.de>
20097 PR tree-optimization/39827
20098 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
20099 (tree_ssa_phiprop): Pass the correct array size.
20101 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
20103 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
20105 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
20108 * c-typeck.c (lvalue_p): Move declaration ...
20109 * c-common.h (lvalue_p): ... to here.
20110 * c-common.c (candidate_equal_p): New.
20111 (add_tlist): Use it.
20112 (merge_tlist): Use it.
20113 (warn_for_collisions_1): Likewise.
20114 (warning_candidate_p): Accept more candidates.
20115 (verify_tree): A warning candidate can be an expression. Use
20118 2009-04-21 Ben Elliston <bje@au.ibm.com>
20121 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
20122 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
20123 options. Remove -mcall-solaris documentation.
20125 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20128 * doc/invoke.texi (-Wlong-long): Update description.
20129 * c-lex (interpret_integer): Only warn if there was no previous
20130 overflow and -Wlong-long is enabled.
20131 * c-decl.c (declspecs_add_type): Drop redundant flags.
20132 * c.opt (Wlong-long): Init to -1.
20133 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
20134 and front-end warn_long_long. Wlong-long only depends on other
20135 flags if it is uninitialized.
20136 * c-parser.c (disable_extension_diagnostics): warn_long_long is
20137 the same for CPP and FE.
20138 (restore_extension_diagnostics): Likewise.
20140 2009-04-20 Ian Lance Taylor <iant@google.com>
20142 Fix enum conversions which are invalid in C++:
20143 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
20144 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
20145 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
20146 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
20147 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
20148 (dbxout_parms): Likewise.
20149 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
20150 (df_clear_flags): Likewise.
20151 * df-problems.c (df_rd_bb_local_compute_process_def): Change
20152 top_flag parameter to int.
20153 (df_chain_create_bb_process_use): Likewise.
20154 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
20156 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
20157 (df_ref_create_structure, df_def_record_1): Likewise.
20158 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
20159 (df_notes_rescan): Change 0 to VOIDmode in function call.
20160 (df_get_call_refs, df_insn_refs_collect): Likewise.
20161 (df_bb_regs_collect): Likewise.
20162 (df_entry_block_defs_collect): Likewise.
20163 (df_exit_block_uses_collect): Likewise.
20164 * df.h: Update declarations.
20165 * double-int.c (double_int_divmod): Add cast to enum type.
20166 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
20167 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
20168 (based_loc_descr): Likewise.
20169 (loc_descriptor_from_tree_1): Change first_op and second_op to
20170 enum dwarf_location_atom. Add cast to enum type.
20171 * expmed.c (init_expmed): Change 0 to SET in function call.
20172 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
20173 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
20174 (do_store_flag): Likewise.
20175 * fixed-value.h (struct fixed_value): Change mode to enum
20177 * function.c (assign_parms): Change 0 to VOIDmode in function call.
20178 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
20180 (insert_insn_decl, insert_decl, insert_state): Likewise.
20181 (automata_list_finish): Likewise.
20182 * genrecog.c (process_define_predicate): Add cast to enum type.
20183 * gensupport.c (init_predicate_table): Add cast to enum type.
20184 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
20186 (gimple_build_call_1, gimple_build_label): Likewise.
20187 (gimple_build_goto, gimple_build_asm_1): Likewise.
20188 (gimple_build_switch_1, gimple_build_cdt): Likewise.
20189 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
20190 (enum fallback): Rename from enum fallback_t.
20191 (fallback_t): Typedef as int.
20192 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
20193 GSI_SAME_STMT in function call.
20194 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
20196 (setup_reg_class_relations): Likewise.
20197 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
20198 (setup_prohibited_class_mode_regs): Add cast to enum type.
20199 (setup_prohibited_mode_move_regs): Likewise.
20200 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
20201 (record_address_regs): Change i to enum reg_class.
20202 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
20203 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
20204 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
20205 (GET_MODE_2XWIDER_MODE): Likewise.
20206 (GET_CLASS_NARROWEST_MODE): Likewise.
20207 * omp-low.c (expand_omp_for): Add cast to enum type.
20208 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
20209 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
20210 * postreload.c (reload_cse_simplify_operands): Change rclass local
20212 * predict.c (combine_predictions_for_insn): Change best_predictor
20213 and predictor to enum br_predictor.
20214 (combine_predictions_for_bb): Likewise.
20215 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
20216 use SET_PREDICT_EXPR_OUTCOME.
20217 * real.c (real_arithmetic): Change icode to code in function call.
20218 * reginfo.c (init_move_cost): Add casts to enum type.
20219 (init_reg_sets_1, init_fake_stack_mems): Likewise.
20220 * regmove.c (regclass_compatible_p): Change class0 and class1 to
20222 * reload.c (find_valid_class): Add casts to enum type.
20223 (push_reload): Change 0 to NO_REGS in function call.
20224 (find_reloads): Change this_alternative to array of enum
20225 reg_class. Remove some now-unnecessary casts.
20226 (make_memloc): Change 0 to VOIDmode in function call.
20227 * reload1.c (reload): Change 0 to VOIDmode in function call.
20228 (eliminate_regs_1, elimination_effects): Likewise.
20229 (eliminate_regs_in_insn): Likewise.
20230 (emit_input_reload_insns): Add cast to enum type.
20231 (delete_output_reload): Change 0 to VOIDmode in function call.
20232 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
20233 to enum type in function call.
20234 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
20235 (SET_PREDICT_EXPR_OUTCOME): Define.
20236 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
20237 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
20238 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
20239 (dump_function): Likewise.
20240 * tree-dump.h: Update declarations.
20241 * tree-pass.h: Update declarations.
20242 * varasm.c (assemble_integer): Change mclass to enum mode_class.
20243 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
20245 (arm_rtx_costs_1): Correct parenthesization.
20246 (arm_rtx_costs): Add casts to enum type.
20247 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
20248 (vfp_emit_fstmd): Use add_rg_note.
20249 (emit_multi_reg_push, emit_sfm): Likewise.
20250 (thumb_set_frame_pointer): Likewise.
20251 (arm_expand_prologue): Likewise.
20252 (arm_regno_class): Change return type to enum reg_class.
20253 (thumb1_expand_prologue): Use add_reg_note.
20254 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
20255 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
20257 * config/arm/gentune.sh: Add cast to enum type.
20258 * config/arm/arm-tune.md: Rebuild.
20259 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
20260 (ix86_split_fp_branch, predict_jump): Likewise.
20261 (ix86_expand_multi_arg_builtin): Change sub_code from enum
20262 insn_code to enum rtx_code.
20263 (ix86_builtin_vectorized_function): Add cast to enum type.
20264 * config/i386/i386.md (truncdfsf2): Change slot to enum
20266 (truncxf<mode>2, isinf<mode>2): Likewise.
20267 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
20269 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
20270 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
20271 (insert_bundle_state): Change 1 to INSERT in function call.
20272 (ia64_add_bundle_selector_before): Likewise.
20273 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
20274 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
20275 (restore_stack_nonlocal): Likewise.
20276 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
20278 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
20280 (mips_rtx_costs): Likewise.
20281 (mips_override_options): Add casts to enum type.
20282 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
20284 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
20285 (store_reg, set_reg_plus_d): Likewise.
20286 (hppa_expand_prologue, hppa_profile_hook): Likewise.
20287 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
20289 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
20291 (emit_unlikely_jump): Use add_reg_note.
20292 (rs6000_emit_allocate_stack): Likewise.
20293 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
20294 (output_toc): Change 1 to INSERT in function call.
20295 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
20296 (rs6000_initialize_trampoline): Likewise.
20297 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
20299 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
20300 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
20301 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
20302 (save_gprs): Use add_reg_note.
20303 (s390_emit_prologue): Likewise.
20304 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20305 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
20306 (sparc_fold_builtin): Add cast to enum type.
20307 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
20309 (spu_expand_prologue): Use add_reg_note.
20310 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
20312 2009-04-20 Ian Lance Taylor <iant@google.com>
20314 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
20315 (c_parser_postfix_expression_after_primary): Get VEC for list of
20316 arguments. Get original types of arguments. Call
20317 build_function_call_vec.
20318 (cached_expr_list_1, cached_expr_list_2): New static variables.
20319 (c_parser_expr_list): Change return type to VEC *. Add
20320 p_orig_types parameter. Change all callers.
20321 (c_parser_release_expr): New static function.
20322 (c_parser_vec_to_tree_list): New static function.
20323 * c-typeck.c (build_function_call): Rewrite to build a VEC and
20324 call build_function_call_vec.
20325 (build_function_call_vec): New function, based on old
20326 build_function_call.
20327 (convert_arguments): Remove nargs and argarray parameters. Change
20328 values to a VEC. Add origtypes parameter.
20329 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
20330 (convert_for_assignment): Add origtype parameter. Change all
20331 callers. If warn_cxx_compat, check for conversion to an enum
20332 type when calling a function.
20333 (store_init_value): Add origtype parameter. Change all callers.
20334 (digest_init): Likewise.
20335 (struct init_node): Add origtype field.
20336 (add_pending_init): Add origtype parameter. Change all callers.
20337 (output_init_element): Likewise.
20338 (output_pending_init_elements): Pass origtype from init_node to
20339 output_init_element.
20340 (process_init_element): Pass origtype from c_expr to
20341 output_init_element.
20342 (c_finish_return): Add origtype parameter. Change all callers.
20343 * c-common.c (sync_resolve_size): Change params to VEC *. Change
20345 (sync_resolve_params): Likewise.
20346 (sync_resolve_return): Change params to first_param. Change caller.
20347 (resolve_overloaded_builtins): Change params to VEC *. Change
20348 callers. Save first parameter around call to build_function_call_vec.
20349 * c-decl.c (finish_decl): Add origtype parameter. Change all
20350 callers. Call build_function_call_vec rather than
20351 build_function_call for cleanup.
20352 * c-tree.h: Update declarations.
20353 * c-common.h: Update declarations.
20354 * stub-objc.c (objc_rewrite_function_call): Change parameter from
20355 params to first_param.
20356 * target.h (struct gcc_target): Change resolve_overloaded_builtin
20357 params parameter from tree to void *.
20358 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
20359 Change arglist parameter to have type void *, and to be a pointer
20361 * config/rs6000/rs6000-protos.h
20362 (altivec_resolve_overloaded_builtin): Update declaration.
20363 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
20364 fnargs parameter to have type void *, and to be a pointer to a
20365 VEC. Call build_function_call_vec instead of
20366 build_function_call.
20367 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
20369 2009-04-20 Joey Ye <joey.ye@intel.com>
20370 Xuepeng Guo <xuepeng.guo@intel.com>
20371 H.J. Lu <hongjiu.lu@intel.com>
20373 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
20375 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
20376 (IX86_LEA_PRIORITY): Likewise.
20377 (distance_non_agu_define): New function.
20378 (distance_agu_use): Likewise.
20379 (ix86_lea_for_add_ok): Likewise.
20380 (ix86_dep_by_shift_count): Likewise.
20382 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
20383 should split for LEA.
20385 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
20387 (ix86_dep_by_shift_count): Likewise.
20389 2009-04-20 Richard Guenther <rguenther@suse.de>
20391 * expr.c (handled_component_p): Move ...
20392 * tree.h (handled_component_p): ... here.
20393 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
20394 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
20395 and REALPART_EXPR to be in one group.
20397 2009-04-20 Richard Guenther <rguenther@suse.de>
20399 * basic-block.h (get_all_dominated_blocks): Declare.
20400 * dominance.c (get_all_dominated_blocks): New function.
20401 * tree-cfg.c (get_all_dominated_blocks): Remove.
20402 (remove_edge_and_dominated_blocks): Adjust.
20403 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
20404 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
20405 instead of recursing.
20407 2009-04-20 Doug Kwan <dougkwan@google.com>
20409 * cgraph.h (cgraph_node_ptr): New type for vector functions.
20410 (struct cgraph_node_set_def): New type.
20411 (cgraph_node_set) New type. Also declare vector functions.
20412 (struct cgraph_node_set_element_def): New type.
20413 (cgraph_node_set_element): Ditto.
20414 (cgraph_node_set_iterator): New iterator type.
20415 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
20416 cgraph_node_set_remove, dump_cgraph_node_set,
20417 debug_cgraph_node_set): New prototypes.
20418 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
20419 cgraph_node_set_size): New inlines.
20420 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
20421 including cgraph.h.
20422 (struct ipa_opt_pass): Add struct cgraph_node_set_def
20423 argument to function 'write_summary'.
20424 * ipa.c: Include ggc.h.
20425 (hash_cgraph_node_set_element,
20426 eq_cgraph_node_set_element, cgraph_node_set_new,
20427 cgraph_node_set_add, cgraph_node_set_remove,
20428 cgraph_node_set_find, dump_cgraph_node_set,
20429 debug_cgraph_node_set): New functions.
20430 * Makefile.in (ipa.o): Add dependency on GGC_H.
20432 2009-04-20 Ira Rosen <irar@il.ibm.com>
20434 PR tree-optimization/39675
20435 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
20436 check of the return code of vect_schedule_slp. Check that
20437 stmt_vec_info still exists for the statement, before checking its
20438 vectorization type.
20440 2009-04-20 Michael Matz <matz@suse.de>
20442 * Makefile.in (generated_files): Take out $(simple_generated_c).
20444 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
20446 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
20447 (UINTPTR_TYPE): Likewise.
20449 2009-04-19 Joseph Myers <joseph@codesourcery.com>
20452 * c-typeck.c (digest_init): Check for initializing an array with a
20455 2009-04-19 Joseph Myers <joseph@codesourcery.com>
20458 * c-semantics.c (pop_stmt_list): Propagate
20459 STATEMENT_LIST_HAS_LABEL to parent statement list.
20461 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
20463 * config/mips/mips.h (mips_tune_attr): New macro.
20464 * config/mips/mips.md (cpu): Use it.
20466 2009-04-19 Joseph Myers <joseph@codesourcery.com>
20469 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
20472 2009-04-19 Diego Novillo <dnovillo@google.com>
20474 * toplev.c (compile_file): Move call to coverage_finish ...
20475 * cgraphunit.c (ipa_passes): ... here.
20476 Call cgraph_process_new_functions.
20477 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
20478 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
20480 2009-04-19 Jan Hubicka <jh@suse.cz>
20482 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
20484 (dump_cgraph_node): Dump can throw external flag.
20485 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
20487 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
20491 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
20492 * common.opt (Wlogical-op): Move from here...
20493 * c.opt (Wlogical-op): ... to here.
20494 * c-typeck.c (parser_build_binary_op): Update call to
20495 warn_logical_operator.
20496 * c-opts.c (c_common_post_options): Enable warn_logical_op with
20498 * c-common.c (warn_logical_op): Update.
20499 * c-common.h (warn_logical_op): Update declaration.
20501 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
20503 * tree.c (protected_set_expr_location): Fix formatting.
20505 2009-04-18 Joseph Myers <joseph@codesourcery.com>
20508 * c-typeck.c (readonly_warning): new.
20509 (build_unary_op, build_modify_expr): Use readonly_warning for
20510 storing into something readonly but not const-qualified.
20512 2009-04-18 Joseph Myers <joseph@codesourcery.com>
20515 * c-typeck.c (build_unary_op): Check for taking address of
20516 expression of type void.
20518 2009-04-18 Joseph Myers <joseph@codesourcery.com>
20521 * c-typeck.c (build_function_call): Check for calling a function
20522 with qualified void return types. Call require_complete_type when
20525 2009-04-18 Jan Hubicka <jh@suse.cz>
20527 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
20529 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
20530 can_throw_external flag.
20531 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
20532 * ipa-pure-const.c (ignore_edge): New function.
20533 (propagate): Compute order for NOTHROW computation; set NOTHROWs
20534 only over can_throw_external edges.
20535 (local_pure_const): Add nothrow flag.
20536 * ipa-utils.c (searchc): Add ignore_edge callback.
20537 (ipa_utils_reduced_inorder): Add ignore_edge callback.
20538 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
20539 (set_nothrow_function_flags): Update cgraph.
20540 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
20542 2009-04-18 Richard Guenther <rguenther@suse.de>
20544 PR middle-end/39804
20545 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
20546 (fold_stmt): ... this and ...
20547 (fold_stmt_inplace): ... this.
20548 (fold_stmt_1): Fold references in calls and asms.
20549 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
20551 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
20553 * tree-vrp.c (ssa_name_nonzero_p): Remove.
20554 * tree.h: Remove the prototype for ssa_name_nonzero_p.
20556 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
20558 * tree.c (function_args_count): Remove.
20559 * tree.h: Remove the prototype for function_args_count.
20561 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
20563 * tree-iterator.c (expr_only): Remove.
20564 * tree.h: Remove the prototype for expr_only.
20566 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
20568 * reginfo.c (cannot_change_mode_set_regs): Remove.
20569 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
20571 2009-04-08 Anatoly Sokolov <aesok@post.ru>
20573 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
20574 whether operands 0 and 1 overlaps.
20576 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
20578 PR middle-end/36902
20579 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
20580 pointer. Use warning_at instead of warning.
20581 (search_for_addr_array): Likewise.
20582 (check_array_bounds): Likewise.
20583 (check_all_array_refs): Check that the incoming edge is not in the
20584 list of edges to be removed.
20585 (check_all_array_refs): Avoid the temporal pointer.
20586 (vrp_visit_cond_stmt): Fix typo.
20587 (simplify_switch_using_ranges): Handle the case where the switch
20588 index is an integer constant.
20590 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
20592 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
20594 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
20596 * doc/extend.texi, doc/invoke.texi: Fix typos.
20598 2009-04-17 Cary Coutant <ccoutant@google.com>
20600 * tree-flow-inline.h (get_lineno): Fix inverted test.
20602 2009-04-17 Diego Novillo <dnovillo@google.com>
20604 * tree-ssa-pre.c (create_expression_by_pieces): Remove
20605 assertion for AVAIL_OUT.
20607 2009-04-17 Mike Frysinger <vapier@gentoo.org>
20610 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
20611 * config/sh/linux-atomic.asm: Likewise.
20613 2009-04-17 Diego Novillo <dnovillo@google.com>
20615 * except.c (debug_eh_tree): New.
20616 (struct eh_region, struct eh_status): Move ...
20617 * except.h: ... here.
20618 (add_type_for_runtime): Declare extern.
20619 (lookup_type_for_runtime): Likewise.
20620 (debug_eh_tree): Declare.
20621 * Makefile.in (GTFILES): List except.h before except.c
20623 2009-04-17 Diego Novillo <dnovillo@google.com>
20625 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
20626 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
20627 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
20628 (find_vars_r): ... here.
20629 * tree-flow.h (find_referenced_vars_in): Declare.
20630 * tree-ssa-pre.c (create_expression_by_pieces): Assert
20631 that AVAIL_OUT exists for BLOCK.
20632 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
20633 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
20634 (tree-parloops.o): Likewise.
20636 2009-04-17 Simon Baldwin <simonb@google.com>
20638 * toplev.c (default_tree_printer): Add handling for %E format.
20640 2009-04-17 Diego Novillo <dnovillo@google.com>
20642 * tree-pretty-print.c (dump_generic_node): Add break after
20643 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
20644 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
20645 FUNCTION_TYPE together. Call print_struct_decl when printing
20646 structures and TDF_SLIM is not given.
20647 (print_struct_decl): Fix logic for detecting recursion.
20649 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
20652 * gcc.c (create_at_file): New.
20653 (compile_input_file_p): New.
20654 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
20655 * main.c (main): Update call to toplev_main.
20656 * toplev.c (toplev_main): Change signature. Call expandargv.
20657 * toplev.h (toplev_main): Change signature.
20659 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
20661 * dwarf2out.c (field_byte_offset): Use the type size as the field size
20662 if the latter is not constant.
20664 2009-04-17 David Edelsohn <edelsohn@gnu.org>
20666 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
20668 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
20670 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
20671 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
20673 2009-04-17 Richard Guenther <rguenther@suse.de>
20675 * tree-ssa-structalias.c (get_constraint_for_component_ref):
20676 Handle component references view-converting an invariant address.
20678 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
20680 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
20681 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
20682 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
20683 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
20684 Use @deftypevr rather than @deftypevar.
20686 2009-04-17 Richard Guenther <rguenther@suse.de>
20688 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
20689 (get_prop_source_stmt): Likewise.
20690 (can_propagate_from): Likewise.
20692 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
20694 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
20695 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
20696 (--with-multilib-list): Add default value.
20697 * configure: Regenerate.
20698 * Makefile.in (TM_ENDIAN_CONFIG): Define.
20699 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
20700 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
20701 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
20702 Don't add default cpu to multilib list unnecessarily, but do enable
20703 the relevant compiler option..
20704 Add support for --with-multilib-list=<blank> and
20705 --with-multilib-list=!<somelib> to supress unwanted multilibs.
20706 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
20707 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
20708 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
20709 TM_MULTILIB_CONFIG.
20710 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
20711 (MULTILIB_OSDIRNAMES): New variable.
20712 * config/sh/t-1e: Delete file.
20713 * config/sh/t-mlib-sh1: Delete file.
20714 * config/sh/t-mlib-sh2: Delete file.
20715 * config/sh/t-mlib-sh2a: Delete file.
20716 * config/sh/t-mlib-sh2a-nofpu: Delete file.
20717 * config/sh/t-mlib-sh2a-single: Delete file.
20718 * config/sh/t-mlib-sh2a-single-only: Delete file.
20719 * config/sh/t-mlib-sh2e: Delete file.
20720 * config/sh/t-mlib-sh3e: Delete file.
20721 * config/sh/t-mlib-sh4: Delete file.
20722 * config/sh/t-mlib-sh4-nofpu: Delete file.
20723 * config/sh/t-mlib-sh4-single: Delete file.
20724 * config/sh/t-mlib-sh4-single-only: Delete file.
20725 * config/sh/t-mlib-sh4a: Delete file.
20726 * config/sh/t-mlib-sh4a-nofpu: Delete file.
20727 * config/sh/t-mlib-sh4a-single: Delete file.
20728 * config/sh/t-mlib-sh4a-single-only: Delete file.
20729 * config/sh/t-mlib-sh4al: Delete file.
20730 * config/sh/t-mlib-sh5-32media: Delete file.
20731 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
20732 * config/sh/t-mlib-sh5-64media: Delete file.
20733 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
20734 * config/sh/t-mlib-sh5-compact: Delete file.
20735 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
20736 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
20737 * doc/install.texi (Options specification): Add
20738 --with-multilib-list and --with-endian.
20740 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
20742 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
20744 (OBJS-common): Add plugin-version.o.
20745 (plugin-version.o): New.
20746 * gcc-plugin.h (plugin_gcc_version): New.
20747 (plugin_default_version_check): New.
20748 (plugin_init_func, plugin_init): Add version argument.
20749 * plugin-version.c: New.
20750 * plugin.c (str_plugin_gcc_version_name): New.
20751 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
20752 pass it to the init function.
20753 (plugin_default_version_check): New.
20755 2009-04-17 Richard Guenther <rguenther@suse.de>
20757 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
20758 for decl-vs-decl disambiguation.
20760 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
20762 * config/s390/s390.h (s390_tune_attr): New macro definition.
20763 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
20765 2009-04-17 Richard Guenther <rguenther@suse.de>
20767 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
20768 (fold_stmt_r): Likewise.
20769 (maybe_fold_reference): New function.
20770 (fold_gimple_assign): Handle cases fold_stmt_r did.
20771 (fold_stmt): Do not use fold_stmt_r.
20772 (fold_stmt_inplace): Likewise.
20774 2009-04-17 Richard Guenther <rguenther@suse.de>
20776 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
20777 (record_equivalences_from_stmt): Remove useless checks and
20779 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
20780 the type is already suitable.
20782 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
20784 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
20786 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
20788 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
20789 (CMPtype): Define as __gcc_CMPtype.
20791 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
20793 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
20794 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
20796 2009-04-17 Richard Guenther <rguenther@suse.de>
20798 PR tree-optimization/39746
20799 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
20800 special-casing for builtins and static variable use/def.
20801 (call_may_clobber_ref_p_1): Likewise.
20803 2009-04-16 Ian Lance Taylor <iant@google.com>
20805 * df.h: Include "timevar.h".
20806 (struct df_problem): Change tv_id field to timevar_id_t.
20807 * tree-pass.h: Include "timevar.h".
20808 (struct opt_pass): Change tv_id field to timevar_id_t.
20809 * timevar.h (timevar_id_t): Define TV_NONE.
20810 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
20811 TV_NONE rather than tv_id != 0.
20812 (execute_one_pass): Likewise.
20813 * Makefile.in (DF_H): Add $(TIMEVAR_H).
20814 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
20815 dependencies to $(TREE_PASS_H).
20816 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
20818 (pass_branch_target_load_optimize2): Likewise.
20819 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
20820 (pass_outof_cfg_layout_mode): Likewise.
20821 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
20822 (pass_rebuild_cgraph_edges): Likewise.
20823 (pass_remove_cgraph_callee_edges): Likewise.
20824 * df-core.c (pass_df_initialize_opt): Likewise.
20825 (pass_df_initialize_no_opt): Likewise.
20826 (pass_df_finish): Likewise.
20827 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
20828 * except.c (pass_set_nothrow_function_flags): Likewise.
20829 (pass_convert_to_eh_region_ranges): Likewise.
20830 * final.c (pass_compute_alignments): Likewise.
20831 * function.c (pass_instantiate_virtual_regs): Likewise.
20832 (pass_init_function): Likewise.
20833 (pass_leaf_regs): Likewise.
20834 (pass_match_asm_constraints): Likewise.
20835 * gimple-low.c (pass_lower_cf): Likewise.
20836 (pass_mark_used_blocks): Likewise.
20837 * init-regs.c (pass_initialize_regs): Likewise.
20838 * integrate.c (pass_initial_value_sets): Likewise.
20839 * ira.c (pass_ira): Likewise.
20840 * jump.c (pass_cleanup_barriers): Likewise.
20841 * omp-low.c (pass_expand_omp): Likewise.
20842 (pass_lower_omp): Likewise.
20843 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
20844 * recog.c (pass_split_all_insns): Likewise.
20845 (pass_split_after_reload): Likewise.
20846 (pass_split_before_regstack): Likewise.
20847 (pass_split_before_sched2): Likewise.
20848 (pass_split_for_shorten_branches): Likewise.
20849 * reginfo.c (pass_reginfo_init): Likewise.
20850 (pass_subregs_of_mode_init): Likewise.
20851 (pass_subregs_of_mode_finish): Likewise.
20852 * passes.c (pass_postreload): Likewise.
20853 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
20854 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
20855 (pass_warn_function_return): Likewise.
20856 (pass_warn_function_noreturn): Likewise.
20857 * tree-complex.c (pass_lower_complex): Likewise.
20858 (pass_lower_complex_O0): Likewise.
20859 * tree-if-conv.c (pass_if_conversion): Likewise.
20860 * tree-into-ssa.c (pass_build_ssa): Likewise.
20861 * tree-mudflap.c (pass_mudflap_1): Likewise.
20862 (pass_mudflap_2): Likewise.
20863 * tree-nomudflap.c (pass_mudflap_1): Likewise.
20864 (pass_mudflap_2): Likewise.
20865 * tree-nrv.c (pass_return_slot): Likewise.
20866 * tree-object-size.c (pass_object_sizes): Likewise.
20867 * tree-optimize.c (pass_all_optimizations): Likewise.
20868 (pass_early_local_passes): Likewise.
20869 (pass_all_early_optimizations): Likewise.
20870 (pass_cleanup_cfg): Likewise.
20871 (pass_cleanup_cfg_post_optimizing): Likewise.
20872 (pass_free_datastructures): Likewise.
20873 (pass_free_cfg_annotations): Likewise.
20874 (pass_fixup_cfg): Likewise.
20875 (pass_init_datastructures): Likewise.
20876 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
20877 (pass_late_warn_uninitialized): Likewise.
20878 (pass_update_address_taken): Likewise.
20879 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
20880 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
20881 (pass_cse_sincos): Likewise.
20882 (pass_convert_to_rsqrt): Likewise.
20883 * tree-ssa-structalias.c (pass_build_alias): Likewise.
20884 * tree-stdarg.c (pass_stdarg): Likewise.
20885 * tree-tailcall.c (pass_tail_recursion): Likewise.
20886 (pass_tail_calls): Likewise.
20887 * tree-vect-generic.c (pass_lower_vector): Likewise.
20888 (pass_lower_vector_ssa): Likewise.
20889 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
20891 2009-04-16 Joseph Myers <joseph@codesourcery.com>
20893 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
20895 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
20897 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
20898 logical and signext.
20900 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
20903 * config/sh/predicates.md (arith_operand): Check if the operand
20904 of TRUNCATE is a REG.
20906 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
20908 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
20909 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
20911 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
20913 * tree-iterator.c (tsi_split_statement_list_after,
20914 tsi_split_statement_list_before): Remove.
20915 * tree-iterator.h: Remove the prototypes for
20916 tsi_split_statement_list_after and tsi_split_statement_list_before.
20918 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
20920 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
20921 * tree-ssa-propagate.h: Remove the prototype for
20922 stmt_makes_single_load.
20924 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
20926 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
20927 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
20929 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
20931 * tree-iterator.c (EXPR_LAST_BODY): Remove.
20933 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
20935 * except.c (eh_region_outer_p): Remove.
20936 * except.h: Remove the prototype for eh_region_outer_p.
20938 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
20940 * function.c (current_function_assembler_name): Remove.
20941 * function.h: Remove the prototype for
20942 current_function_assembler_name.
20944 2009-04-16 Ian Lance Taylor <iant@google.com>
20946 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
20947 (add_reg_note): Call alloc_reg_note.
20948 * rtl.h (alloc_reg_note): Declare.
20949 * combine.c (try_combine): Use alloc_reg_note.
20950 (recog_for_combine, move_deaths): Likewise.
20951 (distribute_notes): Use alloc_reg_note and add_reg_note.
20952 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
20953 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
20954 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
20956 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
20958 PR rtl-optimization/39762
20959 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
20960 ira_may_move_out_cost): Add comments about way of their usage.
20961 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
20963 * ira-conflicts.c (process_regs_for_copy): Use function
20964 ira_get_register_move_cost instead of global
20965 ira_register_move_cost.
20967 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
20968 color_pass, move_spill_restore, update_curr_costs): Ditto.
20970 * ira-lives.c (process_single_reg_class_operands): Ditto.
20972 * ira-emit.c (emit_move_list): Ditto.
20974 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
20975 (record_reg_classes): Ditto. Use functions
20976 ira_get_register_move_cost and ira_get_may_move_cost instead of
20977 global vars ira_register_move_cost, ira_may_move_out_cost and
20978 ira_may_move_in_cost.
20979 (record_address_regs): Don't call ira_init_register_move_cost.
20980 Use function ira_get_may_move_cost instead of global
20981 ira_may_move_in_cost.
20982 (process_bb_node_for_hard_reg_moves): Use function
20983 ira_get_register_move_cost instead of global ira_register_move_cost.
20984 (ira_costs): Don't call ira_init_register_move_cost.
20986 2009-04-16 Richard Guenther <rguenther@suse.de>
20988 * tree-cfg.c (verify_gimple_assign_binary):
20989 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
20990 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
20991 (create_general_new_stmt): Note that this function is broken.
20993 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
20995 * common.opt (fhelp): Add Var(help_flag).
20996 * gcc-plugin.h (plugin_info): Add help.
20997 * plugin.c (plugin_name_args): Add help.
20998 (register_plugin_info): Set plugin->help.
20999 (print_help_one_plugin): New.
21000 (print_plugins_help): New.
21001 * plugin.h (print_plugins_help): New.
21002 * toplev.c (toplev_main): Call print_plugins_help if needed.
21004 2009-04-16 Richard Guenther <rguenther@suse.de>
21006 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
21007 (gimple_ior_addresses_taken_1): New function.
21008 (gimple_ior_addresses_taken): Likewise.
21009 * gimple.h (struct gimple_statement_with_ops_base): Remove
21010 addresses_taken member.
21011 (gimple_ior_addresses_taken): Declare.
21012 (gimple_addresses_taken, gimple_addresses_taken_ptr,
21013 gimple_set_addresses_taken): Remove.
21014 * ipa-reference.c (mark_address): New function.
21015 (scan_stmt_for_static_refs): Use it for marking addresses taken.
21016 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
21017 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
21018 (gimple_add_to_addresses_taken): Remove.
21019 (get_tmr_operands): Call mark_address_taken.
21020 (get_asm_expr_operands): Likewise.
21021 (get_expr_operands): Likewise.
21022 (build_ssa_operands): Do not clear the addresses_taken bitmap.
21023 (free_stmt_operands): Do not free it.
21024 * tree-ssa.c (delete_tree_ssa): Likewise.
21025 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
21027 2009-04-16 Richard Guenther <rguenther@suse.de>
21029 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
21030 (walk_stmt_load_store_ops): Likewise.
21031 * gimple.c (get_base_loadstore): New function.
21032 (walk_stmt_load_store_addr_ops): Likewise.
21033 (walk_stmt_load_store_ops): Likewise.
21034 * ipa-pure-const.c (check_op): Simplify.
21035 (check_load, check_store): New functions.
21036 (check_stmt): Use walk_stmt_load_store_ops.
21037 * ipa-reference.c (mark_load): Adjust signature.
21038 (mark_store): Likewise.
21039 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
21041 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21043 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
21044 (plugin_info): New.
21045 * opts.c (common_handle_option): Don't call print_version.
21046 * plugin.c (plugin_name_args): Add version.
21047 (register_plugin_info): New.
21048 (register_callback): Handle PLUGIN_INFO.
21049 (try_init_one_plugin): New.
21050 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
21052 (finalize_one_plugin): New.
21053 (finalize_plugins): New.
21054 (print_one_plugin): New.
21055 (print_plugins_versions): New.
21056 * plugin.h (print_plugins_versions): New.
21057 (finalize_plugins): New.
21058 * toplev.c (compile_file): Don't call initialize_plugins.
21059 (print_version): Call print_plugins_versions.
21060 (toplev_main): Call initialize_plugins. Print version if needed.
21061 Call finalize_plugins.
21063 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21065 * common.opt (fversion): New.
21066 * gcc.c (print_version): New.
21067 (process_command): Don't print the version. Just set print_version.
21068 (main): Print version. Call subprocesses if print_version and
21069 verbose_flag are set.
21070 * opts.c (common_handle_option): Handle OPT_fversion.
21072 2009-04-16 Richard Guenther <rguenther@suse.de>
21073 Ira Rosen <irar@il.ibm.com>
21075 PR tree-optimization/39698
21076 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
21077 type of the reduction variable. Only generate the def if
21080 * omp-low.c (expand_omp_for_generic): When converting to a pointer
21081 make sure to first convert to an integer of the same precision.
21082 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
21083 the type of the evolution correctly in computing the new
21084 induction variable base.
21086 2009-04-16 Richard Guenther <rguenther@suse.de>
21088 PR middle-end/39625
21089 * tree-cfg.c (make_blocks): Split statements with to-be
21090 abnormal SSA names on the lhs.
21092 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
21094 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
21095 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
21096 * c-typeck.c (really_start_incremental_init): Likewise.
21097 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
21098 (TARGET_INITIALIZER): Remove it.
21099 * target.h (struct target): Remove vector_opaque_p.
21100 * tree.c (build_opaque_vector_type): New.
21101 * tree.h (TYPE_VECTOR_OPAQUE): New.
21102 (build_opaque_vector_type): Declare.
21103 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
21104 * config/rs6000/rs6000.c (build_opaque_vector_type,
21105 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
21106 (rs6000_init_builtins): Use build_opaque_vector_type for
21107 opaque_V4SI_type_node.
21109 2009-04-15 Catherine Moore <clm@codesourcery.com>
21111 * debug.h (set_name): Declare.
21112 * dwarf2out.c (dwarf2out_set_name): Declare.
21113 (dwarf2_debug_hooks): Add set_name.
21114 (find_AT_string): New.
21115 (add_AT_string): Call find_AT_string.
21116 (dwarf2out_set_name): New.
21117 * cp/decl.c (grokdeclarator): Call set_name.
21118 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
21119 * debug.c (do_nothing_debug_hooks): Likewise.
21120 * dbxout.c (dbx_debug_hooks): Likewise.
21121 * sdbout.c (sdb_debug_hooks): Likewise.
21123 2009-04-15 Michael Eager <eager@eagercon.com>
21125 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
21126 reg for single-precision FPU.
21127 * config/rs6000/rs6000.md (movsi_internal1): Only for
21128 !TARGET_SINGLE_FPU.
21129 (movsi_internal1_single): New. Add pattern to move SI values to/from
21130 single-precision FP regs.
21132 2009-04-15 Richard Guenther <rguenther@suse.de>
21134 * omp-low.c (lower_rec_input_clauses): Build correct address
21136 (expand_omp_for_generic): Fix multiplication type.
21137 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
21138 (generate_memset_zero): Fix types.
21139 * tree-profile.c (prepare_instrumented_value): Correctly
21142 2009-04-15 Ian Lance Taylor <iant@google.com>
21144 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
21145 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
21146 for -Wall and for -Wc++-compat.
21147 (c_common_post_options): For C++, set warn_enum_compare if not
21149 * c-tree.h (struct c_expr): Add field original_type.
21150 (build_external_ref): Update declaration.
21151 * c-parser.c (c_parser_braced_init): Set original_type.
21152 (c_parser_initelt): Likewise.
21153 (c_parser_expr_no_commas): Likewise.
21154 (c_parser_conditional_expression): Likewise.
21155 (c_parser_cast_expression): Likewise.
21156 (c_parser_unary_expression): Likewise. Pull setting of
21157 original_code to top of function.
21158 (c_parser_sizeof_expression): Set original_type.
21159 (c_parser_alignof_expression): Likewise.
21160 (c_parser_postfix_expression): Likewise. Pull setting of
21161 original_code to top of function.
21162 (c_parser_postfix_expression_after_paren_type): Set original_type.
21163 (c_parser_postfix_expression_after_primary): Likewise.
21164 (c_parser_expression): Likewise.
21165 * c-typeck.c (build_external_ref): Add type parameter. Change all
21167 (c_expr_sizeof_expr): Set original_type field.
21168 (parser_build_unary_op): Likewise.
21169 (parser_build_binary_op): Likewise. Optionally warn about
21170 comparisons of enums of different types.
21171 (digest_init): Set original_type field.
21172 (really_start_incremental_init): Likewise.
21173 (push_init_level, pop_init_level): Likewise.
21174 * doc/invoke.texi (Warning Options): -Wenum-compare now
21177 2009-04-15 Richard Guenther <rguenther@suse.de>
21179 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
21180 out a necessary conversion.
21181 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
21182 names we didn't value number.
21183 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
21185 2009-04-15 Richard Guenther <rguenther@suse.de>
21187 PR tree-optimization/39764
21188 * tree-ssa-ccp.c (get_value): Canonicalize value with
21189 canonicalize_float_value.
21191 2009-04-15 Jan Hubicka <jh@suse.cz>
21193 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
21194 Wrong version of patch.
21196 2009-04-15 Jan Hubicka <jh@suse.cz>
21198 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
21200 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
21202 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
21203 our distinct integral and vector types.
21205 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
21207 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
21208 * init.c (build_vtbl_address): Remove call to assemble_external.
21210 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
21212 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
21213 output for other floating point modes.
21215 2009-04-14 Diego Novillo <dnovillo@google.com>
21217 * diagnostic.c (diagnostic_report_diagnostic): Do not
21218 warn about loaded plugins for DK_ERROR and DK_WARNING.
21219 * c-decl.c (declspecs_add_type): Move call to
21220 invoke_plugin_callbacks ...
21221 * c-parser.c (c_parser_declspecs): ... here.
21222 * plugin.c (dump_active_plugins): Tidy output.
21224 2009-04-14 Diego Novillo <dnovillo@google.com>
21225 Le-Chun Wu <lcwu@google.com>
21227 * configure.ac: Add --enable-plugin support.
21228 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
21229 * Makefile.in (PLUGIN_H): Define.
21230 Export ENABLE_PLUGIN and GMPINC to site.exp.
21231 Add PLUGINLIBS to link command.
21232 Add/modify dependencies for plugin.o and files including plugin.h.
21234 * config.in: Regenerate.
21236 * opts.c (common_handle_option): Handle OPT_fplugin_ and
21239 2009-04-14 Le-Chun Wu <lcwu@google.com>
21241 * tree-pass.h (register_one_dump_file): Add a prototype for
21242 register_one_dump_file.
21243 * toplev.c (compile_file): Call initialize_plugins.
21244 (do_compile): Call invoke_plugin_callbacks.
21245 (toplev_main): Call invoke_plugin_callbacks.
21246 * common.opt: Add -fplugin= and -fplugin-arg-.
21247 * gcc-plugin.h: New public header file for plugins to include.
21248 * plugin.c: New source file.
21249 * plugin.h: New internal header file.
21250 * passes.c (register_one_dump_file): Make it external.
21252 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
21254 2009-04-14 Diego Novillo <dnovillo@google.com>
21256 * doc/plugins.texi: New.
21257 * doc/gccint.texi: Add reference to Plugins chapter.
21258 * doc/invoke.texi: Document -fplugin and -fplugin-arg
21259 * diagnostic.c (diagnostic_report_diagnostic): Warn about
21260 loaded plugins, if any.
21261 * timevar.def (TV_PLUGIN_INIT): Define.
21262 (TV_PLUGIN_RUN): Define.
21263 * plugin.c: Include timevar.h
21264 (plugins_active_p): New.
21265 (dump_active_plugins): New.
21266 (debug_active_plugins): New.
21268 2009-04-14 Joseph Myers <joseph@codesourcery.com>
21270 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
21272 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
21274 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
21276 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
21277 the same as a minus without a shift.
21279 2009-04-14 Nick Clifton <nickc@redhat.com>
21281 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
21282 comparisons with small integers will always produce a short
21285 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
21288 2008-12-19 Diego Novillo <dnovillo@google.com>
21290 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
21292 2009-04-14 Richard Guenther <rguenther@suse.de>
21294 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
21296 (verify_gimple_assign_binary): Likewise. Handle shifts and
21298 (verify_gimple_phi): Print the mismatched argument position.
21299 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
21301 (vect_update_init_of_dr): Likewise.
21302 * matrix-reorg.c (transform_access_sites): Do what the
21304 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
21306 2009-04-13 Michael Eager <eager@eagercon.com>
21308 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
21309 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
21310 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
21311 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
21312 remove duplicate config
21314 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
21316 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
21317 file_name:line_number type locator of the call site.
21319 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
21321 * genautomata.c: Put blank after comma.
21322 (automaton_decls): New.
21323 (struct unit_usage): Add comments to member next.
21324 (store_alt_unit_usage): Keep the list ordered.
21325 (unit_present_on_list_p, equal_alternatives_p): New.
21326 (check_regexp_units_distribution): Check units distribution
21327 correctness correctly.
21328 (main): Don't write automata if error is found. Return correct
21331 * config/m68k/cf.md (cfv4_ds): Remove.
21332 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
21333 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
21335 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
21336 power4-load-ext, power4-store, power4-store-update,
21337 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
21338 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
21339 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
21340 power4-sqrt, power4-isync): Modify reservation to make correct
21341 unit distribution to automata.
21343 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
21344 power5-store-update, power5-two, power5-three, power5-lmul,
21345 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
21347 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
21349 * except.c (pass_set_nothrow_function_flags): Set name and add
21351 (set_nothrow_function_flags): Mention in the dump file when
21352 changing a function to nothrow.
21354 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
21357 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
21358 instead of unsigned long.
21360 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21362 * config/arm/arm.c (return_used_this_function): Remove.
21363 (arm_output_function_prologue): Remove use of
21364 return_used_this_function.
21365 (output_return_instruction): Replace use of
21366 return_used_this_function
21367 by cfun->machine->return_used_this_function.
21368 (arm_output_epilogue): Likewise.
21369 (arm_output_function_epilogue): Likewise.
21370 (thumb_unexpanded_epilogue): Likewise.
21371 * config/arm/arm.h (struct machine_function):
21372 New member return_used_this_function.
21374 2009-04-12 Mark Mitchell <mark@codesourcery.com>
21376 * doc/install.texi: Correct description of default directory for
21377 --with-gxx-include-dir.
21379 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
21381 * fold-const.c (build_range_check): Properly deal with enumeral and
21382 boolean base types.
21384 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
21386 * doc/invoke.texi (max_gcse_passes): Remove documentation.
21387 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
21388 * params.h (MAX_GCSE_PASSES): Remove.
21389 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
21390 in sequence. Remove ability to run multiple passes.
21391 (bypass_jumps): Report run as third CPROP pass.
21393 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
21395 PR middle-end/39651
21396 * except.c (can_throw_external): Look at each insn in a SEQUENCE
21397 when deciding whether the whole SEQUENCE can throw.
21399 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
21402 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
21403 offseted label references.
21405 2009-04-11 Jan Hubicka <jh@suse.cz>
21407 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
21409 2009-04-11 Richard Guenther <rguenther@suse.de>
21411 PR middle-end/39732
21412 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
21413 return variables as TREE_ADDRESSABLE.
21415 2009-04-11 Richard Guenther <rguenther@suse.de>
21417 PR tree-optimization/39713
21418 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
21419 reference trees have SSA_NAME operands.
21421 2009-04-11 Richard Guenther <rguenther@suse.de>
21424 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
21425 address expressions.
21427 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
21429 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
21430 match changes in Cygwin 1.7
21431 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
21432 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
21434 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
21436 PR tree-optimization/39701
21437 * doc/invoke.texi (Optimization Options): Document change in
21438 meaning and initialization of -fdelete-null-pointer-checks.
21440 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
21442 PR middle-end/39701
21443 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
21445 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
21448 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
21450 2009-04-10 Chao-ying Fu <fu@mips.com>
21452 * doc/tm.texi (Instruction Output): Document
21453 TARGET_ASM_FINAL_POSTSCAN_INSN.
21454 * target.h (final_postscan_insn): New field in asm_out.
21455 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
21456 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
21457 * final.c (final_scan_insn): Call
21458 targetm.asm_out.final_postscan_insn after outputting
21459 an asm macro and a normal instruction.
21461 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
21462 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
21463 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
21464 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
21465 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
21467 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
21469 PR middle-end/39701
21470 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
21471 variables as non-NULL even with -fdelete-null-pointer-checks.
21473 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
21475 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
21477 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
21480 * config/i386/i386.c (classify_argument): Handle SCmode with
21481 (bit_offset % 64) != 0.
21483 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
21485 * doc/invoke.texi (Optimize Options): Add cross-reference to
21486 -Q --help=optimizers examples.
21488 2009-04-10 Ben Elliston <bje@au.ibm.com>
21491 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
21492 regalign for the reg == fpr and TDmode case.
21494 2009-04-09 David Ayers <ayers@fsfe.org>
21497 * objc/objc-act.c (warn_with_method): Remove helper function.
21498 (check_duplicates): Call warning and inform directly.
21499 (really_start_method): Likewise.
21501 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
21503 * expmed.c (expand_divmod): Always use a comparison for a division
21504 by a large unsigned integer.
21506 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
21507 for things others than variables or functions as nonzero.
21509 2009-04-09 Nick Clifton <nickc@redhat.com>
21511 * unwind-compat.c: Change copyright header to refer to version
21512 3 of the GNU General Public License with version 3.1 of the
21513 GCC Runtime Library Exception and to point readers at the
21514 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
21515 * config/alpha/crtfastmath.c: Likewise.
21516 * config/alpha/linux-unwind.h: Likewise.
21517 * config/alpha/qrnnd.asm: Likewise.
21518 * config/alpha/vms-crt0-64.c: Likewise.
21519 * config/alpha/vms-crt0.c: Likewise.
21520 * config/alpha/vms-dwarf2.asm: Likewise.
21521 * config/alpha/vms-dwarf2eh.asm: Likewise.
21522 * config/alpha/vms-psxcrt0-64.c: Likewise.
21523 * config/alpha/vms-psxcrt0.c: Likewise.
21524 * config/alpha/vms_tramp.asm: Likewise.
21525 * config/arc/initfini.c: Likewise.
21526 * config/arc/lib1funcs.asm: Likewise.
21527 * config/arm/bpabi-v6m.S: Likewise.
21528 * config/arm/bpabi.S: Likewise.
21529 * config/arm/bpabi.c: Likewise.
21530 * config/arm/crti.asm: Likewise.
21531 * config/arm/crtn.asm: Likewise.
21532 * config/arm/ieee754-df.S: Likewise.
21533 * config/arm/ieee754-sf.S: Likewise.
21534 * config/arm/lib1funcs.asm: Likewise.
21535 * config/arm/libunwind.S: Likewise.
21536 * config/arm/linux-atomic.c: Likewise.
21537 * config/arm/mmintrin.h: Likewise.
21538 * config/arm/pr-support.c: Likewise.
21539 * config/arm/unaligned-funcs.c: Likewise.
21540 * config/arm/unwind-arm.c: Likewise.
21541 * config/arm/unwind-arm.h: Likewise.
21542 * config/avr/libgcc.S: Likewise.
21543 * config/bfin/crti.s: Likewise.
21544 * config/bfin/crtlibid.s: Likewise.
21545 * config/bfin/crtn.s: Likewise.
21546 * config/bfin/lib1funcs.asm: Likewise.
21547 * config/bfin/linux-unwind.h: Likewise.
21548 * config/cris/arit.c: Likewise.
21549 * config/cris/cris_abi_symbol.c: Likewise.
21550 * config/darwin-64.c: Likewise.
21551 * config/darwin-crt2.c: Likewise.
21552 * config/darwin-crt3.c: Likewise.
21553 * config/darwin.h: Likewise.
21554 * config/dbxelf.h: Likewise.
21555 * config/dfp-bit.c: Likewise.
21556 * config/dfp-bit.h: Likewise.
21557 * config/elfos.h: Likewise.
21558 * config/fixed-bit.c: Likewise.
21559 * config/fixed-bit.h: Likewise.
21560 * config/fp-bit.c: Likewise.
21561 * config/fp-bit.h: Likewise.
21562 * config/fr30/crti.asm: Likewise.
21563 * config/fr30/crtn.asm: Likewise.
21564 * config/fr30/lib1funcs.asm: Likewise.
21565 * config/freebsd-spec.h: Likewise.
21566 * config/frv/cmovd.c: Likewise.
21567 * config/frv/cmovh.c: Likewise.
21568 * config/frv/cmovw.c: Likewise.
21569 * config/frv/frvbegin.c: Likewise.
21570 * config/frv/frvend.c: Likewise.
21571 * config/frv/lib1funcs.asm: Likewise.
21572 * config/glibc-stdint.h: Likewise.
21573 * config/h8300/clzhi2.c: Likewise.
21574 * config/h8300/crti.asm: Likewise.
21575 * config/h8300/crtn.asm: Likewise.
21576 * config/h8300/ctzhi2.c: Likewise.
21577 * config/h8300/fixunssfsi.c: Likewise.
21578 * config/h8300/lib1funcs.asm: Likewise.
21579 * config/h8300/parityhi2.c: Likewise.
21580 * config/h8300/popcounthi2.c: Likewise.
21581 * config/i386/ammintrin.h: Likewise.
21582 * config/i386/att.h: Likewise.
21583 * config/i386/avxintrin.h: Likewise.
21584 * config/i386/biarch64.h: Likewise.
21585 * config/i386/bmmintrin.h: Likewise.
21586 * config/i386/cpuid.h: Likewise.
21587 * config/i386/cross-stdarg.h: Likewise.
21588 * config/i386/crtfastmath.c: Likewise.
21589 * config/i386/crtprec.c: Likewise.
21590 * config/i386/cygming-crtbegin.c: Likewise.
21591 * config/i386/cygming-crtend.c: Likewise.
21592 * config/i386/cygwin.asm: Likewise.
21593 * config/i386/emmintrin.h: Likewise.
21594 * config/i386/gmm_malloc.h: Likewise.
21595 * config/i386/gthr-win32.c: Likewise.
21596 * config/i386/i386.h: Likewise.
21597 * config/i386/immintrin.h: Likewise.
21598 * config/i386/linux-unwind.h: Likewise.
21599 * config/i386/linux64.h: Likewise.
21600 * config/i386/mm3dnow.h: Likewise.
21601 * config/i386/mmintrin-common.h: Likewise.
21602 * config/i386/mmintrin.h: Likewise.
21603 * config/i386/nmmintrin.h: Likewise.
21604 * config/i386/pmm_malloc.h: Likewise.
21605 * config/i386/pmmintrin.h: Likewise.
21606 * config/i386/smmintrin.h: Likewise.
21607 * config/i386/sol2-c1.asm: Likewise.
21608 * config/i386/sol2-ci.asm: Likewise.
21609 * config/i386/sol2-cn.asm: Likewise.
21610 * config/i386/sol2-gc1.asm: Likewise.
21611 * config/i386/tmmintrin.h: Likewise.
21612 * config/i386/unix.h: Likewise.
21613 * config/i386/w32-unwind.h: Likewise.
21614 * config/i386/wmmintrin.h: Likewise.
21615 * config/i386/x86-64.h: Likewise.
21616 * config/i386/x86intrin.h: Likewise.
21617 * config/i386/xmmintrin.h: Likewise.
21618 * config/ia64/crtbegin.asm: Likewise.
21619 * config/ia64/crtend.asm: Likewise.
21620 * config/ia64/crtfastmath.c: Likewise.
21621 * config/ia64/crti.asm: Likewise.
21622 * config/ia64/crtn.asm: Likewise.
21623 * config/ia64/fde-glibc.c: Likewise.
21624 * config/ia64/lib1funcs.asm: Likewise.
21625 * config/ia64/linux-unwind.h: Likewise.
21626 * config/ia64/quadlib.c: Likewise.
21627 * config/ia64/unwind-ia64.c: Likewise.
21628 * config/linux.h: Likewise.
21629 * config/m32c/m32c-lib1.S: Likewise.
21630 * config/m32c/m32c-lib2-trapv.c: Likewise.
21631 * config/m32c/m32c-lib2.c: Likewise.
21632 * config/m32r/initfini.c: Likewise.
21633 * config/m68hc11/larith.asm: Likewise.
21634 * config/m68hc11/m68hc11-crt0.S: Likewise.
21635 * config/m68k/cf.md: Likewise.
21636 * config/m68k/crti.s: Likewise.
21637 * config/m68k/crtn.s: Likewise.
21638 * config/m68k/lb1sf68.asm: Likewise.
21639 * config/m68k/linux-unwind.h: Likewise.
21640 * config/mcore/crti.asm: Likewise.
21641 * config/mcore/crtn.asm: Likewise.
21642 * config/mcore/lib1.asm: Likewise.
21643 * config/mips/linux-unwind.h: Likewise.
21644 * config/mips/loongson.h: Likewise.
21645 * config/mips/mips16.S: Likewise.
21646 * config/mmix/crti.asm: Likewise.
21647 * config/mmix/crtn.asm: Likewise.
21648 * config/pa/fptr.c: Likewise.
21649 * config/pa/hpux-unwind.h: Likewise.
21650 * config/pa/lib2funcs.asm: Likewise.
21651 * config/pa/linux-atomic.c: Likewise.
21652 * config/pa/linux-unwind.h: Likewise.
21653 * config/pa/milli64.S: Likewise.
21654 * config/pa/quadlib.c: Likewise.
21655 * config/pa/stublib.c: Likewise.
21656 * config/picochip/libgccExtras/adddi3.asm: Likewise.
21657 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
21658 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
21659 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
21660 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
21661 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
21662 * config/picochip/libgccExtras/divmod15.asm: Likewise.
21663 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
21664 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
21665 * config/picochip/libgccExtras/longjmp.asm: Likewise.
21666 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
21667 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
21668 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
21669 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
21670 * config/picochip/libgccExtras/setjmp.asm: Likewise.
21671 * config/picochip/libgccExtras/subdi3.asm: Likewise.
21672 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
21673 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
21674 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
21675 * config/rs6000/750cl.h: Likewise.
21676 * config/rs6000/altivec.h: Likewise.
21677 * config/rs6000/biarch64.h: Likewise.
21678 * config/rs6000/crtresfpr.asm: Likewise.
21679 * config/rs6000/crtresgpr.asm: Likewise.
21680 * config/rs6000/crtresxfpr.asm: Likewise.
21681 * config/rs6000/crtresxgpr.asm: Likewise.
21682 * config/rs6000/crtsavfpr.asm: Likewise.
21683 * config/rs6000/crtsavgpr.asm: Likewise.
21684 * config/rs6000/darwin-asm.h: Likewise.
21685 * config/rs6000/darwin-fallback.c: Likewise.
21686 * config/rs6000/darwin-fpsave.asm: Likewise.
21687 * config/rs6000/darwin-ldouble.c: Likewise.
21688 * config/rs6000/darwin-tramp.asm: Likewise.
21689 * config/rs6000/darwin-unwind.h: Likewise.
21690 * config/rs6000/darwin-vecsave.asm: Likewise.
21691 * config/rs6000/darwin-world.asm: Likewise.
21692 * config/rs6000/e500crtres32gpr.asm: Likewise.
21693 * config/rs6000/e500crtres64gpr.asm: Likewise.
21694 * config/rs6000/e500crtres64gprctr.asm: Likewise.
21695 * config/rs6000/e500crtrest32gpr.asm: Likewise.
21696 * config/rs6000/e500crtrest64gpr.asm: Likewise.
21697 * config/rs6000/e500crtresx32gpr.asm: Likewise.
21698 * config/rs6000/e500crtresx64gpr.asm: Likewise.
21699 * config/rs6000/e500crtsav32gpr.asm: Likewise.
21700 * config/rs6000/e500crtsav64gpr.asm: Likewise.
21701 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
21702 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
21703 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
21704 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
21705 * config/rs6000/eabi-ci.asm: Likewise.
21706 * config/rs6000/eabi-cn.asm: Likewise.
21707 * config/rs6000/eabi.asm: Likewise.
21708 * config/rs6000/linux-unwind.h: Likewise.
21709 * config/rs6000/linux64.h: Likewise.
21710 * config/rs6000/paired.h: Likewise.
21711 * config/rs6000/paired.md: Likewise.
21712 * config/rs6000/ppc64-fp.c: Likewise.
21713 * config/rs6000/ppu_intrinsics.h: Likewise.
21714 * config/rs6000/rs6000.h: Likewise.
21715 * config/rs6000/si2vmx.h: Likewise.
21716 * config/rs6000/sol-ci.asm: Likewise.
21717 * config/rs6000/sol-cn.asm: Likewise.
21718 * config/rs6000/spe.h: Likewise.
21719 * config/rs6000/spu2vmx.h: Likewise.
21720 * config/rs6000/sysv4.h: Likewise.
21721 * config/rs6000/tramp.asm: Likewise.
21722 * config/rs6000/vec_types.h: Likewise.
21723 * config/s390/linux-unwind.h: Likewise.
21724 * config/s390/tpf-unwind.h: Likewise.
21725 * config/score/crti.asm: Likewise.
21726 * config/score/crtn.asm: Likewise.
21727 * config/sh/crt1.asm: Likewise.
21728 * config/sh/crti.asm: Likewise.
21729 * config/sh/crtn.asm: Likewise.
21730 * config/sh/divtab-sh4-300.c: Likewise.
21731 * config/sh/divtab-sh4.c: Likewise.
21732 * config/sh/divtab.c: Likewise.
21733 * config/sh/lib1funcs-4-300.asm: Likewise.
21734 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
21735 * config/sh/lib1funcs.asm: Likewise.
21736 * config/sh/lib1funcs.h: Likewise.
21737 * config/sh/linux-atomic.asm: Likewise.
21738 * config/sh/linux-unwind.h: Likewise.
21739 * config/sh/shmedia.h: Likewise.
21740 * config/sh/sshmedia.h: Likewise.
21741 * config/sh/ushmedia.h: Likewise.
21742 * config/sparc/crtfastmath.c: Likewise.
21743 * config/sparc/linux-unwind.h: Likewise.
21744 * config/sparc/sol2-c1.asm: Likewise.
21745 * config/sparc/sol2-ci.asm: Likewise.
21746 * config/sparc/sol2-cn.asm: Likewise.
21747 * config/spu/divmodti4.c: Likewise.
21748 * config/spu/divv2df3.c: Likewise.
21749 * config/spu/float_disf.c: Likewise.
21750 * config/spu/float_unsdidf.c: Likewise.
21751 * config/spu/float_unsdisf.c: Likewise.
21752 * config/spu/float_unssidf.c: Likewise.
21753 * config/spu/mfc_multi_tag_release.c: Likewise.
21754 * config/spu/mfc_multi_tag_reserve.c: Likewise.
21755 * config/spu/mfc_tag_release.c: Likewise.
21756 * config/spu/mfc_tag_reserve.c: Likewise.
21757 * config/spu/mfc_tag_table.c: Likewise.
21758 * config/spu/multi3.c: Likewise.
21759 * config/spu/spu_internals.h: Likewise.
21760 * config/spu/spu_intrinsics.h: Likewise.
21761 * config/spu/spu_mfcio.h: Likewise.
21762 * config/spu/vec_types.h: Likewise.
21763 * config/spu/vmx2spu.h: Likewise.
21764 * config/stormy16/stormy16-lib2.c: Likewise.
21765 * config/svr4.h: Likewise.
21766 * config/sync.c: Likewise.
21767 * config/v850/lib1funcs.asm: Likewise.
21768 * config/vxlib-tls.c: Likewise.
21769 * config/vxlib.c: Likewise.
21770 * config/vxworks-dummy.h: Likewise.
21771 * config/xtensa/crti.asm: Likewise.
21772 * config/xtensa/crtn.asm: Likewise.
21773 * config/xtensa/ieee754-df.S: Likewise.
21774 * config/xtensa/ieee754-sf.S: Likewise.
21775 * config/xtensa/lib1funcs.asm: Likewise.
21776 * config/xtensa/lib2funcs.S: Likewise.
21777 * config/xtensa/linux-unwind.h: Likewise.
21778 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
21779 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
21780 * coretypes.h: Likewise.
21781 * crtstuff.c: Likewise.
21782 * defaults.h: Likewise.
21783 * dwarf2.h: Likewise.
21784 * emutls.c: Likewise.
21785 * gbl-ctors.h: Likewise.
21786 * gcov-io.h: Likewise.
21787 * ginclude/float.h: Likewise.
21788 * ginclude/iso646.h: Likewise.
21789 * ginclude/stdarg.h: Likewise.
21790 * ginclude/stdbool.h: Likewise.
21791 * ginclude/stddef.h: Likewise.
21792 * ginclude/stdfix.h: Likewise.
21793 * ginclude/stdint-gcc.h: Likewise.
21794 * ginclude/tgmath.h: Likewise.
21795 * gthr-aix.h: Likewise.
21796 * gthr-dce.h: Likewise.
21797 * gthr-gnat.c: Likewise.
21798 * gthr-gnat.h: Likewise.
21799 * gthr-lynx.h: Likewise.
21800 * gthr-mipssde.h: Likewise.
21801 * gthr-nks.h: Likewise.
21802 * gthr-posix.c: Likewise.
21803 * gthr-posix.h: Likewise.
21804 * gthr-posix95.h: Likewise.
21805 * gthr-rtems.h: Likewise.
21806 * gthr-single.h: Likewise.
21807 * gthr-solaris.h: Likewise.
21808 * gthr-tpf.h: Likewise.
21809 * gthr-vxworks.h: Likewise.
21810 * gthr-win32.h: Likewise.
21811 * gthr.h: Likewise.
21812 * libgcc2.c: Likewise.
21813 * libgcc2.h: Likewise.
21814 * libgcov.c: Likewise.
21815 * tsystem.h: Likewise.
21816 * typeclass.h: Likewise.
21817 * unwind-c.c: Likewise.
21818 * unwind-compat.h: Likewise.
21819 * unwind-dw2-fde-compat.c: Likewise.
21820 * unwind-dw2-fde-darwin.c: Likewise.
21821 * unwind-dw2-fde-glibc.c: Likewise.
21822 * unwind-dw2-fde.c: Likewise.
21823 * unwind-dw2-fde.h: Likewise.
21824 * unwind-dw2.c: Likewise.
21825 * unwind-dw2.h: Likewise.
21826 * unwind-generic.h: Likewise.
21827 * unwind-pe.h: Likewise.
21828 * unwind-sjlj.c: Likewise.
21829 * unwind.inc: Likewise.
21830 * config/arm/neon-gen.ml: Change generated copyright header to
21831 refer to version 3 of the GNU General Public License with
21832 version 3.1 of the GCC Runtime Library Exception and to point
21833 readers at the COPYING3 and COPYING3.RUNTIME files and the
21834 FSF's license web page.
21835 * config/arm/arm_neon.h: Regenerate.
21837 2009-04-09 Jakub Jelinek <jakub@redhat.com>
21839 * config/cris/cris.md: Change copyright header to refer to version
21840 3 of the GNU General Public License.
21841 * doc/install.texi2html: Change copyright header to refer to version
21842 3 of the GNU General Public License and to point readers at the
21843 COPYING3 file and the FSF's license web page.
21844 * config/vax/linux.h: Likewise.
21846 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
21848 * config/i386/i386.md (cmpcc): New.
21849 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
21850 (sync_compare_and_swap_cc*): Delete.
21852 * config/s390/s390.c (s390_compare_emitted): Remove.
21853 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
21854 s390_compare_emitted used to be handled. Assert that modes match.
21855 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
21856 refer to sync_compare_and_swap_ccsi.
21857 * config/s390/s390.h (s390_compare_emitted): Remove.
21858 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
21859 instead of s390_compare_emitted.
21860 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
21861 instead of s390_compare_emitted.
21862 * config/s390/s390.md (cmpcc): New.
21863 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
21864 CC_REGNUM, do not pretend it's set.
21865 (sync_compare_and_swap_cc*): Delete.
21866 * config/s390/predicates.md (cc_reg_operand): New.
21868 * expr.c (sync_compare_and_swap_cc): Delete.
21869 * optabs.h (sync_compare_and_swap_cc): Delete.
21870 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
21871 is being used with can_compare_p.
21872 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
21873 (find_cc_set): New.
21874 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
21875 look for a MODE_CC set instead. Use emit_store_flag.
21876 (expand_compare_and_swap_loop): Likewise, with some additional
21877 complication to avoid a force_reg when useless. Use
21878 emit_cmp_and_jump_insns.
21879 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
21880 * doc/md.texi (sync_compare_and_swap_cc): Merge with
21881 sync_compare_and_swap documentation.
21883 2009-04-09 Jan Hubicka <jh@suse.cz>
21885 * except.c (find_prev_try): Break out from ....
21886 (duplicate_eh_regions): ... here; properly update prev_try pointers
21887 when duplication part of tree.
21888 (dump_eh_tree): Improve dumping.
21889 (verify_eh_region): New.
21890 (verify_eh_tree): Use it.
21892 2009-04-06 Richard Guenther <rguenther@suse.de>
21894 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
21895 &ARRAY addresses by adjusting their types and prepending
21897 * tree-cfg.c (verify_gimple_assign_single): Verify that
21898 addresses are correct.
21900 2009-04-09 Richard Guenther <rguenther@suse.de>
21902 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
21903 indices into an array reference if possible.
21904 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
21905 Fold POINTER_PLUS_EXPR statements with invariant address.
21907 2009-04-09 Alan Modra <amodra@bigpond.net.au>
21910 * config.gcc (powerpc64-*-linux*): Always build biarch.
21912 2009-04-09 Joseph Myers <joseph@codesourcery.com>
21915 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
21916 it and pedwarn if this results in an INTEGER_CST.
21918 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21920 * doc/install.texi: Update minimum GMP version. Remove obsolete
21921 text in MPFR section.
21923 2009-04-08 Jakub Jelinek <jakub@redhat.com>
21925 * dwarf2out.c (class_scope_p): New static inline.
21926 (class_or_namespace_scope_p): Use it.
21927 (gen_variable_die): Use DW_TAG_member tag for static data member
21928 declarations instead of DW_TAG_variable.
21930 PR middle-end/39573
21931 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
21934 2009-04-08 Richard Guenther <rguenther@suse.de>
21936 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
21937 valueize random data.
21939 2009-04-08 David Edelsohn <edelsohn@gnu.org>
21941 * config.gcc (aix tm_file): Add aix-stdint.h.
21942 (aix tm clause use_gcc_stdint): Set to wrap.
21943 * config/rs6000/aix-stdint.h: New file.
21945 2009-04-08 Richard Guenther <rguenther@suse.de>
21947 PR middle-end/36291
21948 * tree-dfa.c (add_referenced_var): Do not recurse into
21949 global initializers.
21950 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
21952 (fold_const_aggregate_ref): Likewise.
21954 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
21956 * recog.c (ordered_comparison_operator): New.
21957 * gensupport.c (std_preds): Add it.
21958 * doc/md.texi (Machine-Independent Predicates): Document it.
21960 2009-04-08 Jan Hubicka <jh@suse.cz>
21962 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
21963 * function.h (rtl_eh): Remove exception_handler_label_map.
21964 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
21965 remove_exception_handler_label, for_each_eh_label_1): Remove.
21966 (rtl_remove_unreachable_regions): Remove.
21967 (convert_from_eh_region_ranges): Do not remove unreachable regions.
21968 (find_exception_handler_labels): Don't build the hashtable.
21969 (maybe_remove_eh_handler): Remove.
21970 (for_each_eh_label): Rewrite to walk the tree.
21971 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
21972 * except.h (maybe_remove_eh_handler): Remove.
21973 * passes.c (init_optimization_passes): Schedule second EH cleanup
21975 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
21976 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
21978 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
21980 * genoutput.c (validate_optab_operands): New.
21981 (gen_insn, gen_expand): Call it.
21983 * genflags.c (gen_insn): Detect misused iterators.
21984 (main): Pass line_no to gen_insn, exit with status 1 on error.
21986 * genextract.c (line_no): Make global.
21987 (VEC_safe_set_locstr): Change assertion to error message.
21988 (main): Exit with status 1 on error.
21990 2009-04-08 Joseph Myers <joseph@codesourcery.com>
21994 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
21995 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
21996 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
21997 * c-convert.c (convert): Do not call fold on results of conversion
21998 functions when the result is a C_MAYBE_CONST_EXPR.
21999 * c-parser.c (c_parser_postfix_expression): Do not fold condition
22000 of __builtin_choose_expr.
22001 * c-typeck.c (remove_c_maybe_const_expr): New.
22002 (build_unary_op, build_conditional_expr, build_compound_expr,
22003 build_binary_op, c_objc_common_truthvalue_conversion): Call
22004 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
22007 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
22009 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
22010 CODE to produce a new one. Add a prototype to use fold_convert_const
22012 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
22015 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
22016 mix declarations and code.
22018 2009-04-08 Ben Elliston <bje@au.ibm.com>
22020 * gcc.c: Replace `CC' with `GCC' throughout.
22022 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
22024 * doc/invoke.texi: Document Atom support.
22026 2009-04-07 Jason Merrill <jason@redhat.com>
22029 * c-common.h, c-common.c: Add flag_pretty_templates.
22030 * c-opts.c (c_common_handle_option): Set it.
22031 * c.opt: Add -fno-pretty-templates.
22032 * doc/invoke.texi (C++ Dialect Options): Likewise.
22034 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
22036 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
22037 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
22038 (ia64_expand_builtin): Likewise.
22040 2009-04-07 Martin Jambor <mjambor@suse.cz>
22042 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
22043 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
22044 ADDR_EXPRS are include too.
22046 2009-04-07 Richard Guenther <rguenther@suse.de>
22048 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
22049 decls are only used if passes as parameters or if they are
22050 local statics and the call is not to a builtin.
22051 (call_may_clobber_ref_p_1): Likewise.
22053 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22055 * expr.c (do_store_flag): Remove last argument. Simplify code
22056 to avoid duplication of tests already done by can_compare_p.
22057 (expand_expr_real_1): Adjust caller.
22059 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22061 * optabs.c (can_compare_p): Test the predicate of a
22062 cbranch and cstore pattern.
22064 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22066 * expr.c (convert_move): Use emit_store_flag instead of
22069 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22071 * config/i386/i386.c (ix86_compare_emitted): Remove.
22072 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
22073 ix86_compare_op0 like ix86_compare_emitted used to be handled.
22074 * config/i386/i386.h (ix86_compare_emitted): Remove.
22075 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
22076 instead of ix86_compare_emitted.
22077 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
22079 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
22081 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
22082 Add t-sysroot-suffix to tmake_file.
22083 * config/print-sysroot-suffix.sh: New file.
22084 * config/t-sysroot-suffix: New file.
22086 2009-04-07 Ben Elliston <bje@au.ibm.com>
22088 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
22089 as the latter produces a warning when the target does not support
22092 2009-04-07 Ben Elliston <bje@au.ibm.com>
22094 * dfp.c: Replace type punning assignments with memcpy throughout.
22095 * Makefile.in (dfp.o-warn): Remove.
22097 2009-04-07 Alan Modra <amodra@bigpond.net.au>
22100 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
22101 Include soft-fp/t-softfp after rs6000/t-linux64.
22103 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
22105 * stor-layout.c (set_sizetype): Use the full precision of their
22106 machine mode for bitsize types.
22108 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
22110 * config/i386/i386.md: Revert 2 accidental checkins.
22112 2009-04-06 Joey Ye <joey.ye@intel.com>
22113 Xuepeng Guo <xuepeng.guo@intel.com>
22114 H.J. Lu <hongjiu.lu@intel.com>
22116 Atom pipeline model, tuning and insn selection.
22117 * config.gcc (atom): Add atom config options and target.
22119 * config/i386/atom.md: New.
22121 * config/i386/i386.c (atom_cost): New cost.
22122 (m_ATOM): New macro flag.
22123 (initial_ix86_tune_features): Set m_ATOM.
22124 (x86_accumulate_outgoing_args): Likewise.
22125 (x86_arch_always_fancy_math_387): Likewise.
22126 (processor_target): Add Atom cost.
22127 (cpu_names): Add Atom cpu name.
22128 (override_options): Set Atom ISA.
22129 (ix86_issue_rate): New case PROCESSOR_ATOM.
22130 (ix86_adjust_cost): Likewise.
22132 * config/i386/i386.h (TARGET_ATOM): New target macro.
22133 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
22134 (TARGET_OPT_AGU): New target option.
22135 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
22136 (processor_type): Add PROCESSOR_ATOM.
22138 * config/i386/i386.md (cpu): Add new value "atom".
22139 (use_carry, movu): New attr.
22140 (atom.md): Include atom.md.
22141 (adddi3_carry_rex64): Set attr "use_carry".
22142 (addqi3_carry): Likewise.
22143 (addhi3_carry): Likewise.
22144 (addsi3_carry): Likewise.
22145 (*addsi3_carry_zext): Likewise.
22146 (subdi3_carry_rex64): Likewise.
22147 (subqi3_carry): Likewise.
22148 (subhi3_carry): Likewise.
22149 (subsi3_carry): Likewise.
22150 (x86_movdicc_0_m1_rex64): Likewise.
22151 (*x86_movdicc_0_m1_se): Likewise.
22152 (x86_movsicc_0_m1): Likewise.
22153 (*x86_movsicc_0_m1_se): Likewise.
22154 (*adddi_1_rex64): Emit add insn as much as possible.
22155 (*addsi_1): Likewise.
22156 (return_internal): Set atom_unit.
22157 (return_internal_long): Likewise.
22158 (return_pop_internal): Likewise.
22159 (*rcpsf2_sse): Set atom_sse_attr attr.
22160 (*qrt<mode>2_sse): Likewise.
22161 (*prefetch_sse): Likewise.
22163 * config/i386/i386-c.c (ix86_target_macros_internal): New case
22165 (ix86_target_macros_internal): Likewise.
22167 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
22168 (*prefetch_sse_rex): Likewise.
22169 (sse_rcpv4sf2): Likewise.
22170 (sse_vmrcpv4sf2): Likewise.
22171 (sse_sqrtv4sf2): Likewise.
22172 (<sse>_vmsqrt<mode>2): Likewise.
22173 (sse_ldmxcsr): Likewise.
22174 (sse_stmxcsr): Likewise.
22175 (*sse_sfence): Likewise.
22176 (sse2_clflush): Likewise.
22177 (*sse2_mfence): Likewise.
22178 (*sse2_lfence): Likewise.
22179 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
22180 (<sse>_movup<ssemodesuffixf2c>): Likewise.
22181 (avx_movdqu<avxmodesuffix>): Likewise.
22182 (avx_lddqu<avxmodesuffix>): Likewise.
22183 (sse2_movntv2di): Change attr "type" to "ssemov".
22184 (sse2_movntsi): Likewise.
22185 (rsqrtv8sf2): Change attr "type" to "sseadd".
22186 (sse3_addsubv2df3): Set attr "atom_unit".
22187 (sse3_h<plusminus_insn>v4sf3): Likewise.
22188 (*sse2_pmaddwd): Likewise.
22189 (*vec_extractv2di_1_rex64): Likewise.
22190 (*vec_extractv2di_1_avx): Likewise.
22191 (sse2_psadbw): Likewise.
22192 (ssse3_phaddwv8hi3): Likewise.
22193 (ssse3_phaddwv4hi3): Likewise.
22194 (ssse3_phadddv4si3): Likewise.
22195 (ssse3_phadddv2si3): Likewise.
22196 (ssse3_phaddswv8hi3): Likewise.
22197 (ssse3_phaddswv4hi3): Likewise.
22198 (ssse3_phsubwv8hi3): Likewise.
22199 (ssse3_phsubwv4hi3): Likewise.
22200 (ssse3_phsubdv4si3): Likewise.
22201 (ssse3_phsubdv2si3): Likewise.
22202 (ssse3_phsubswv8hi3): Likewise.
22203 (ssse3_phsubswv4hi3): Likewise.
22204 (ssse3_pmaddubsw128): Likewise.
22205 (sse3_pmaddubsw: Likewise.
22206 (ssse3_palignrti): Likewise.
22207 (ssse3_palignrdi): Likewise.
22209 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
22211 * doc/install.texi (Specific): Fix two cross-references to MinGW.
22213 2009-04-06 Richard Guenther <rguenther@suse.de>
22215 PR tree-optimization/28868
22216 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
22217 of which PHI results we inserted.
22218 (insert_into_preds_of_block): Record inserted PHIs.
22219 (eliminate): Eliminate redundant PHI nodes.
22220 (init_pre): Init inserted_phi_names.
22222 2009-04-06 Richard Guenther <rguenther@suse.de>
22224 PR tree-optimization/39643
22225 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
22226 IMAGPART_EXPRs of complex constants.
22227 (execute_fold_all_builtins): If we folded a call queue
22228 TODO_update_address_taken.
22230 2009-04-06 Jan Hubicka <jh@suse.cz>
22232 PR middle-end/39659
22233 * except.c (remove_unreachable_regions): Propagate may_contain_throw
22236 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
22238 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
22240 (ic_invalidate_array): Likewise.
22242 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
22244 * calls.c (emit_library_call_value_1): Fix a problem with parameter
22245 alignment for library calls.
22247 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
22249 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
22250 (mingw32 tm clause use_gcc_stdint): Set to wrap.
22251 * config/i386/mingw-stdint.h: New file.
22253 2009-04-05 Richard Guenther <rguenther@suse.de>
22255 PR tree-optimization/39648
22256 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
22257 our &A vs. &A[0] IL deficiencies.
22259 2009-04-04 Jan Hubicka <jh@suse.cz>
22261 * except.c (sjlj_find_directly_reachable_regions): Be ready for
22262 removed toplevel regions.
22263 (sjlj_mark_call_sites): Likewise.
22265 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
22267 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
22268 (cygwin tm clause use_gcc_stdint): Set to wrap.
22269 * config/i386/cygwin-stdint.h: New file.
22271 2009-04-04 Richard Guenther <rguenther@suse.de>
22273 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
22274 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
22275 single-argument PHIs if we are in loop-closed SSA form.
22276 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
22277 for the pre-condition.
22278 (slpeel_tree_peel_loop_to_edge): Likewise.
22279 (vect_build_loop_niters): Take an optional sequence to append stmts.
22280 (vect_generate_tmps_on_preheader): Likewise.
22281 (vect_do_peeling_for_loop_bound): Take extra guards for the
22283 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
22284 the cost model check.
22285 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
22286 guards if we are going to peel. Do not apply versioning in that case.
22287 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
22288 (vect_do_peeling_for_loop_bound): Likewise.
22289 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
22290 loop bound only record extra pre-conditions, do not apply loop
22293 2009-04-04 Richard Guenther <rguenther@suse.de>
22295 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
22298 2009-04-04 Jan Hubicka <jh@suse.cz>
22300 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
22301 last_basic_block for size of bb->index indexed array.
22302 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
22303 compute_out, link_btr_uses, build_btr_def_use_webs,
22304 build_btr_def_use_webs, migrate_btr_defs): Likewise.
22306 2009-04-04 Jan Hubicka <jh@suse.cz>
22308 * except.c (remove_eh_handler_and_replace): Break out from ...
22309 (remove_eh_handler): ... here.
22310 (bring_to_root): New function.
22311 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
22312 handled ones, bring others to root of tree.
22314 2009-04-04 Jan Hubicka <jh@suse.cz>
22316 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
22317 (all_phis_safe_to_merge): New function.
22318 (update_info): New structure.
22319 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
22320 (cleanup_empty_eh): Update SSA if possible.
22322 2009-04-04 Richard Guenther <rguenther@suse.de>
22324 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
22325 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
22326 (append_vuse): Likewise.
22328 2009-04-04 Jakub Jelinek <jakub@redhat.com>
22330 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
22331 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
22332 instead of REG_UNSAVED for DW_CFA_undefined.
22333 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
22334 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
22337 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
22340 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
22342 2009-04-04 Richard Guenther <rguenther@suse.de>
22344 PR tree-optimization/8781
22345 PR tree-optimization/37892
22346 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
22347 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
22348 (valueize_refs): Call it for *& valueizations.
22349 (shared_reference_ops_from_ref): Rename to ...
22350 (valueize_shared_reference_ops_from_ref): ... this and valueize.
22351 (shared_reference_ops_from_call): Rename to ...
22352 (valueize_shared_reference_ops_from_call): ... this and valueize.
22353 (vn_reference_lookup): Update.
22354 (visit_reference_op_call): Likewise.
22355 * tree-ssa-pre.c (phi_translate_1): Fold *&.
22356 (eliminate): Value-replace the call address in call statements.
22358 2009-04-04 Richard Guenther <rguenther@suse.de>
22360 PR tree-optimization/39636
22361 * tree-ssa-forwprop.c
22362 (forward_propagate_addr_into_variable_array_index): Check for
22363 GIMPLE_ASSIGN before accessing the rhs code.
22365 2009-04-03 Jason Merrill <jason@redhat.com>
22367 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
22369 2009-04-03 Steve Ellcey <sje@cup.hp.com>
22371 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
22372 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
22373 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
22374 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
22375 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
22376 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
22377 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
22378 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
22379 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
22380 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
22381 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
22382 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
22383 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
22384 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
22385 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
22386 Use fr_reg_or_fp01_operand instead of fr_register_operand
22388 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
22389 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
22390 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
22392 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
22394 PR rtl-optimization/39607
22395 PR rtl-optimization/39631
22399 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
22400 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
22401 instead of DF_LR_OUT.
22402 * ira-lives.c (process_bb_node_lives): Ditto.
22403 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
22404 instead of DF_LR_{OUT,IN}.
22405 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
22406 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
22408 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
22410 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
22411 (execute_lower_omp): Always run but take the short way out if -fopenmp
22413 (gate_lower_omp): Remove, forcing the pass manager to always run the
22414 pass and always set PROP_gimple_lomp.
22415 (pass_lower_omp): Remove gate function.
22416 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
22417 PROP_trees. Instead, require it.
22418 * ipa-cp.c (pass_ipa_cp): Likewise.
22419 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
22420 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
22421 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
22422 and PROP_gimple_leh.
22424 2009-04-03 Richard Guenther <rguenther@suse.de>
22426 PR middle-end/13146
22427 PR tree-optimization/23940
22428 PR tree-optimization/33237
22429 PR middle-end/33974
22430 PR middle-end/34093
22431 PR tree-optimization/36201
22432 PR tree-optimization/36230
22433 PR tree-optimization/38049
22434 PR tree-optimization/38207
22435 PR tree-optimization/38230
22436 PR tree-optimization/38301
22437 PR tree-optimization/38585
22438 PR middle-end/38895
22439 PR tree-optimization/38985
22440 PR tree-optimization/39299
22441 * tree-ssa-structalias.h: Remove.
22442 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
22443 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
22444 (struct vuse_element_d): Remove.
22445 (struct vuse_vec_d): Likewise.
22446 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
22447 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
22448 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
22449 VUSE_ELEMENT_VAR): Likewise.
22450 (struct voptype_d): Likewise.
22451 (NUM_VOP_FREE_BUCKETS): Likewise.
22452 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
22453 (struct stmt_operands_d): Remove.
22454 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
22455 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
22456 VDEF_NUM, VDEF_VECT): Likewise.
22457 (copy_virtual_operands): Remove.
22458 (operand_build_cmp): Likewise.
22459 (create_ssa_artificial_load_stmt): Likewise.
22460 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
22461 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
22462 vuse_index and mayuse_index members. Pack and move done and iter_type
22463 members to the front.
22464 (SSA_OP_VMAYUSE): Remove.
22465 (SSA_OP_VIRTUAL_USES): Adjust.
22466 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
22467 (unlink_stmt_vdef): Declare.
22468 (add_to_addressable_set): Remove.
22469 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
22470 (vrp_visit_stmt): Likewise.
22471 * doc/tree-ssa.texi (Alias analysis): Update.
22472 * doc/invoke.texi (max-aliased-vops): Remove docs.
22473 (avg-aliased-vops): Likewise.
22474 * tree-into-ssa.c (syms_to_rename): Remove.
22475 (need_to_update_vops_p): Likewise.
22476 (need_to_initialize_update_ssa_p): Rename to ...
22477 (update_ssa_initialized_fn): ... this. Track function we are
22479 (symbol_marked_for_renaming): Simplify.
22480 (add_new_name_mapping): Do not set need_to_update_vops_p.
22481 (dump_currdefs): Use SYMS_TO_RENAME.
22482 (rewrite_update_stmt): Always walk all uses/defs.
22483 (dump_update_ssa): Adjust.
22484 (init_update_ssa): Take function argument. Track what we are
22486 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
22487 (create_new_def_for): Initialize for cfun, assert we are initialized
22489 (mark_sym_for_renaming): Simplify.
22490 (mark_set_for_renaming): Do not initialize update-ssa.
22491 (need_ssa_update_p): Simplify. Take function argument.
22492 (name_mappings_registered_p): Assert we ask for the correct function.
22493 (name_registered_for_update_p): Likewise.
22494 (ssa_names_to_replace): Likewise.
22495 (release_ssa_name_after_update_ssa): Likewise.
22496 (update_ssa): Likewise. Use SYMS_TO_RENAME.
22497 (dump_decl_set): Do not print a newline.
22498 (debug_decl_set): Do it here.
22499 (dump_update_ssa): And here.
22500 * tree-ssa-loop-im.c (move_computations): Adjust.
22501 (movement_possibility): Likewise.
22502 (determine_max_movement): Likewise.
22503 (gather_mem_refs_stmt): Likewise.
22504 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
22505 or NAME_MEMORY_TAG.
22506 * tree-complex.c (update_all_vops): Remove.
22507 (expand_complex_move): Adjust.
22508 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
22509 Simplify test for memory referencing statement. Exclude
22510 non-invariant ADDR_EXPRs.
22511 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
22512 * tree-loop-distribution.c (generate_memset_zero): Adjust.
22513 (rdg_flag_uses): Likewise.
22514 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
22516 (tree_optimize_tail_calls_1): Also split the
22517 edge from the entry block if we have degenerate PHI nodes in
22518 the first basic block.
22519 * tree.c (init_ttree): Remove memory-tag related code.
22520 (tree_code_size): Likewise.
22521 (tree_node_structure): Likewise.
22522 (build7_stat): Re-write to be build6_stat.
22523 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
22524 (SSA_VAR_P): Adjust.
22525 (struct tree_memory_tag): Remove.
22526 (struct tree_memory_partition_tag): Likewise.
22527 (union tree_node): Adjust.
22528 (build7): Re-write to be build6.
22529 * tree-pass.h (pass_reset_cc_flags): Remove.
22530 (TODO_update_address_taken): New flag.
22531 (pass_simple_dse): Remove.
22532 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
22533 * params.h (MAX_ALIASED_VOPS): Remove.
22534 (AVG_ALIASED_VOPS): Likewise.
22535 * omp-low.c (expand_omp_taskreg): Update SSA form.
22536 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
22537 aliases the lhs in a copy stmt.
22538 * tree-ssa-dse.c (struct address_walk_data): Remove.
22539 (memory_ssa_name_same): Likewise.
22540 (memory_address_same): Likewise.
22541 (get_kill_of_stmt_lhs): Likewise.
22542 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
22543 unused stores. Look through PHI nodes into post-dominated regions.
22544 (dse_optimize_stmt): Simplify. Properly remove stores.
22545 (tree_ssa_dse): Compute dominators.
22546 (execute_simple_dse): Remove.
22547 (pass_simple_dse): Likewise.
22548 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
22549 gimple_loaded_syms and gimple_stored_syms computation.
22550 * toplev.c (dump_memory_report): Dump alias and pta stats.
22551 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
22552 (vn_reference_eq): Likewise.
22553 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
22554 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
22555 valueize_vuses): Remove.
22556 (get_def_ref_stmt_vuses): Simplify. Rename to ...
22557 (get_def_ref_stmt_vuse): ... this.
22558 (vn_reference_lookup_2): New function.
22559 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
22560 walking equivalent vuses. Simplify.
22561 (vn_reference_lookup): Likewise.
22562 (vn_reference_insert): Likewise.
22563 (vn_reference_insert_pieces): Likewise.
22564 (visit_reference_op_call): Simplify.
22565 (visit_reference_op_load): Likewise.
22566 (visit_reference_op_store): Likewise.
22567 (init_scc_vn): Remove shared_lookup_vuses initialization.
22568 (free_scc_vn): Remove shared_lookup_vuses freeing.
22569 (sort_vuses, sort_vuses_heap): Remove.
22570 (get_ref_from_reference_ops): Export.
22571 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
22572 vector with single vuse pointer.
22573 (vn_reference_lookup_pieces, vn_reference_lookup,
22574 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
22575 (shared_vuses_from_stmt): Remove.
22576 (get_ref_from_reference_ops): Declare.
22577 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
22578 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
22579 memory-tag related code.
22580 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
22581 (likely_value): Add comment, skip static-chain of call statements.
22582 (surely_varying_stmt_p): Adjust.
22583 (gimplify_and_update_call_from_tree): Likewise.
22584 (execute_fold_all_builtins): Do not rebuild alias info.
22585 (gimplify_and_update_call_from_tree): Properly update VOPs.
22586 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
22587 (copy_ref_info): Remove memory-tag related code.
22588 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
22589 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
22590 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
22592 * tree-ssa-dom.c (gimple_p): Remove typedef.
22593 (eliminate_redundant_computations): Adjust.
22594 (record_equivalences_from_stmt): Likewise.
22595 (avail_expr_hash): Likewise.
22596 (avail_expr_eq): Likewise.
22597 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
22598 (stmt_makes_single_load): Likewise.
22599 (stmt_makes_single_store): Likewise.
22600 * tree-ssa-alias.c: Rewrite completely.
22601 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
22602 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
22603 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
22604 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
22605 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
22606 Remove public functions.
22607 (pass_reset_cc_flags): Remove.
22608 (pass_build_alias): Move ...
22609 * tree-ssa-structalias.c (pass_build_alias): ... here.
22610 * tree-ssa-alias.c (may_be_aliased): Move ...
22611 * tree-flow-inline.h (may_be_aliased): ... here.
22612 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
22613 count_uses_and_derefs): Move ...
22614 * gimple.c: ... here.
22615 * gimple.h (count_uses_and_derefs): Declare.
22616 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
22617 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
22618 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
22619 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
22620 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
22621 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
22622 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
22624 * tree-dfa.c (refs_may_alias_p): Move ...
22625 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
22626 * tree-ssa-alias.h: New file.
22627 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
22628 (statement_sink_location): Likewise.
22629 * opts.c (decode_options): Do not adjust max-aliased-vops or
22630 avg-aliased-vops values.
22631 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
22632 (TV_CALL_CLOBBER): Likewise.
22633 (TV_FLOW_SENSITIVE): Likewise.
22634 (TV_FLOW_INSENSITIVE): Likewise.
22635 (TV_MEMORY_PARTITIONING): Likewise.
22636 (TV_ALIAS_STMT_WALK): New timevar.
22637 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
22638 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
22639 (get_address_description): Remove memory-tag related code.
22640 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
22641 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
22642 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
22643 and immediate uses in statements. Document.
22644 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
22645 (dump_symbols): Remove.
22646 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
22647 * alias.c (get_deref_alias_set): New function split out from ...
22648 (get_alias_set): ... here.
22649 * alias.h (get_deref_alias_set): Declare.
22650 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
22651 type parameter. Remove restrict pointer handling. Create a
22652 ref-all pointer in case type-based alias sets do not conflict.
22653 (vect_analyze_data_refs): Remove SMT related code.
22654 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
22655 (vectorizable_load): Likewise.
22656 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
22657 (DR_SYMBOL_TAG, DR_VOPS): Remove.
22658 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
22659 Ignore vops and SMTs.
22660 (dr_analyze_alias): Likewise..
22661 (free_data_ref): Likewise.
22662 (create_data_ref): Likewise.
22663 (analyze_all_data_dependences): Likewise.
22664 (get_references_in_stmt): Adjust.
22665 * tree-flow-inline.h (gimple_aliases_computed_p,
22666 gimple_addressable_vars, gimple_call_clobbered_vars,
22667 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
22668 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
22669 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
22670 gimple_mem_ref_stats): Remove.
22671 (gimple_vop): New function.
22672 (op_iter_next_use): Remove vuses and mayuses cases.
22673 (op_iter_next_def): Remove vdefs case.
22674 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
22675 (clear_and_done_ssa_iter): Do not set removed fields.
22676 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
22677 Assert we are not iterating over vuses or vdefs if not also
22678 iterating over uses or defs.
22679 (op_iter_init_use): Likewise.
22680 (op_iter_init_def): Likewise.
22681 (op_iter_next_vdef): Remove.
22682 (op_iter_next_mustdef): Likewise.
22683 (op_iter_init_vdef): Likewise.
22684 (compare_ssa_operands_equal): Likewise.
22685 (link_use_stmts_after): Handle vuse operand.
22686 (is_call_used): Use is_call_clobbered.
22687 (is_call_clobbered): Global variables are always call clobbered,
22688 query the call-clobbers bitmap.
22689 (mark_call_clobbered): Ignore global variables.
22690 (clear_call_clobbered): Likewise.
22691 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
22692 virtual operands sanity check.
22693 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
22695 (TARGET_MEM_REF): Remove TMR_TAG operand.
22696 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
22697 Remove call-clobber related code.
22698 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
22699 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
22700 partitions or escape reason.
22701 (get_single_def_stmt, get_single_def_stmt_from_phi,
22702 get_single_def_stmt_with_phi): Remove.
22703 (dump_referenced_vars): Tidy.
22704 (get_ref_base_and_extent): Allow bare decls.
22705 (collect_dfa_stats): Adjust.
22706 * graphite.c (rename_variables_in_stmt): Adjust.
22707 (graphite_copy_stmts_from_block): Likewise.
22708 (translate_clast): Likewise.
22709 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
22711 (translate_vuse_through_block): Use the oracle.
22712 (phi_translate_1): Adjust.
22713 (value_dies_in_block_x): Use the oracle. Cache the outcome
22715 (valid_in_sets): Check if the VUSE for
22716 a REFERENCE is available.
22717 (eliminate): Do not remove stmts during elimination,
22718 instead queue and remove them afterwards.
22719 (do_pre): Do not rebuild alias info.
22720 (pass_pre): Run TODO_rebuild_alias before PRE.
22721 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
22722 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
22723 (mark_all_v_defs_stmt): Remove.
22724 (mark_all_v_defs_seq): Adjust.
22725 (sra_replace): Likewise.
22726 (scalarize_use): Likewise.
22727 (scalarize_copy): Likewise.
22728 (scalarize_init): Likewise.
22729 (scalarize_ldst): Likewise.
22730 (todoflags): Remove.
22731 (tree_sra): Do not rebuild alias info.
22732 (tree_sra_early): Adjust.
22733 (pass_sra): Run TODO_update_address_taken before SRA.
22734 * tree-predcom.c (set_alias_info): Remove.
22735 (prepare_initializers_chain): Do not call it.
22736 (mark_virtual_ops_for_renaming): Adjust.
22737 (mark_virtual_ops_for_renaming_list): Remove.
22738 (initialize_root_vars): Adjust.
22739 (initialize_root_vars_lm): Likewise.
22740 (prepare_initializers_chain): Likewise.
22741 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
22742 (may_propagate_copy_into_stmt): Likewise.
22743 (merge_alias_info): Do nothing for now.
22744 (propagate_tree_value_into_stmt): Adjust.
22745 (stmt_may_generate_copy): Likewise.
22746 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
22747 not mark symbols for renaming.
22748 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
22749 with the same statement, make sure to update the new pointed-to one.
22750 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
22751 call statements, do not mark symbols for renaming.
22752 (mark_operand_necessary): Dump something.
22753 (ref_may_be_aliased): New function.
22754 (mark_aliased_reaching_defs_necessary_1): New helper function.
22755 (mark_aliased_reaching_defs_necessary): Likewise.
22756 (mark_all_reaching_defs_necessary_1): Likewise.
22757 (mark_all_reaching_defs_necessary): Likewise.
22758 (propagate_necessity): Do not process virtual PHIs. For
22759 non-aliased loads mark all reaching definitions as necessary.
22760 For aliased loads and stores mark the immediate dominating
22761 aliased clobbers as necessary.
22762 (visited): New global static.
22763 (perform_tree_ssa_dce): Free visited bitmap after propagating
22765 (remove_dead_phis): Perform simple dead virtual PHI removal.
22766 (remove_dead_stmt): Properly unlink virtual operands when
22768 (eliminate_unnecessary_stmts): Schedule PHI removal after
22770 * tree-ssa-ter.c (is_replaceable_p): Adjust.
22771 (process_replaceable): Likewise.
22772 (find_replaceable_in_bb): Likewise.
22773 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
22774 based on the single gimple vop.
22775 (verify_flow_insensitive_alias_info): Remove.
22776 (verify_flow_sensitive_alias_info): Likewise.
22777 (verify_call_clobbering): Likewise.
22778 (verify_memory_partitions): Likewise.
22779 (verify_alias_info): Likewise.
22780 (verify_ssa): Adjust..
22781 (execute_update_addresses_taken): Export. Update SSA
22782 manually. Optimize only when optimizing. Use a local bitmap.
22783 (pass_update_address_taken): Remove TODO_update_ssa, add
22785 (pass_update_address_taken): Just use TODO_update_address_taken.
22786 (init_tree_ssa): Do not initialize addressable_vars.
22787 (verify_ssa): Verify new VUSE / VDEF properties.
22788 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
22789 Do not call verify_alias_info.
22790 (delete_tree_ssa): Clear the VUSE, VDEF operands.
22791 Do not free the loaded and stored syms bitmaps. Reset the escaped
22792 and callused solutions. Do not free addressable_vars.
22793 Remove memory-tag related code.
22794 (warn_uninitialized_var): Aliases are always available.
22795 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
22796 * lambda-code.c (can_put_in_inner_loop): Adjust.
22797 (can_put_after_inner_loop): Likewise.
22798 (perfect_nestify): Likewise.
22799 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
22800 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
22801 (vectorizable_conversion): Do not mark symbols for renaming.
22802 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
22803 (expand_call_inline): Unlink the calls virtual operands before
22805 (tree_function_versioning): Do not call update_ssa if we are not
22806 updating clones. Simplify.
22807 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
22808 (propagate_with_phi): Likewise..
22809 * tree-outof-ssa.c (create_temp): Remove memory tag and call
22810 clobber code. Assert we are not aliased or global.
22811 * tree-flow.h: Include tree-ssa-alias.h
22812 (enum escape_type): Remove.
22813 (struct mem_sym_stats_d): Likewise.
22814 (struct mem_ref_stats_d): Likewise.
22815 (struct gimple_df): Add vop member. Remove global_var,
22816 call_clobbered_vars, call_used_vars, addressable_vars,
22817 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
22818 escaped and callused members.
22819 (struct ptr_info_def): Remove all members, add points-to solution
22821 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
22822 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
22823 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
22824 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
22825 (tree-ssa-alias.o): Likewise.
22826 (toplev.o): Add tree-ssa-alias.h
22827 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
22828 * gimple.c (gimple_set_bb): Fix off-by-one error.
22829 (is_gimple_reg): Do not handle memory tags.
22830 (gimple_copy): Also copy virtual operands.
22831 Delay updating the statement. Do not reset loaded and stored syms.
22832 (gimple_set_stored_syms): Remove.
22833 (gimple_set_loaded_syms): Likewise.
22834 (gimple_call_copy_skip_args): Copy the virtual operands
22835 and mark the new statement modified.
22836 * tree-ssa-structalias.c (may_alias_p): Remove.
22837 (set_uids_in_ptset): Take the alias set to prune with as
22838 parameter. Fold in the alias test of may_alias_p.
22839 (compute_points_to_sets): Compute whether a ptr is dereferenced
22840 in a local sbitmap.
22841 (process_constraint): Deal with &ANYTHING on the lhs, reject all
22842 other ADDRESSOF constraints on the lhs.
22843 (get_constraint_for_component_ref): Assert that we don't get
22844 ADDRESSOF constraints from the base of the reference.
22845 Properly generate UNKNOWN_OFFSET for DEREF if needed.
22846 (struct variable_info): Remove collapsed_to member.
22847 (get_varinfo_fc): Remove.
22848 (new_var_info): Do not set collapsed_to.
22849 (dump_constraint): Do not follow cycles.
22850 (dump_constraint_graph): Likewise.
22851 (build_pred_graph): Likewise.
22852 (build_succ_graph): Likewise.
22853 (rewrite_constraints): Likewise.
22854 (do_simple_structure_copy): Remove.
22855 (do_rhs_deref_structure_copy): Remove.
22856 (do_lhs_deref_structure_copy): Remove.
22857 (collapse_rest_of_var): Remove.
22858 (do_structure_copy): Re-implement.
22859 (pta_stats): New global variable.
22860 (dump_pta_stats): New function.
22861 (struct constraint_expr): Make offset signed.
22862 (UNKNOWN_OFFSET): Define special value.
22863 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
22864 (solution_set_expand): New helper function split out from ...
22865 (do_sd_constraint): ... here.
22866 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
22867 (do_ds_constraint): Likewise.
22868 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
22869 and CALLUSED = *CALLUSED.
22870 (set_union_with_increment): Make inc argument signed.
22871 (type_safe): Remove.
22872 (get_constraint_for_ptr_offset): Handle unknown and negative
22874 (first_vi_for_offset): Handle offsets before start. Bail
22875 out early for offsets beyond the variable extent.
22876 (first_or_preceding_vi_for_offset): New function.
22877 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
22878 Together with ESCAPED = *ESCAPED this properly computes reachability.
22879 (find_what_var_points_to): New function.
22880 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
22881 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
22882 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
22883 pt_solutions_intersect): New functions.
22884 (compute_call_used_vars): Remove.
22885 (compute_may_aliases): New main entry into PTA computation.
22886 * gimple.h (gimple_p): New typedef.
22887 (struct gimple_statement_base): Remove references_memory_p.
22888 (struct gimple_statement_with_memory_ops_base): Remove
22889 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
22891 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
22892 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
22893 gimple_set_references_memory): Remove.
22894 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
22895 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
22897 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
22898 (verify_expr): Allow RESULT_DECL.
22899 (gimple_duplicate_bb): Do not copy virtual operands.
22900 (gimple_duplicate_sese_region): Adjust.
22901 (gimple_duplicate_sese_tail): Likewise.
22902 (mark_virtual_ops_in_region): Remove.
22903 (move_sese_region_to_fn): Do not call it.
22904 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
22905 and pass_simple_dse.
22906 (execute_function_todo): Handle TODO_update_address_taken,
22907 call execute_update_addresses_taken for TODO_rebuild_alias.
22908 (execute_todo): Adjust.
22909 (execute_one_pass): Init dump files early.
22910 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
22912 (create_general_new_stmt): Clear vops.
22913 * tree-ssa-reassoc.c (get_rank): Adjust.
22914 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
22915 symbols for renaming.
22916 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
22917 (PARAM_AVG_ALIASED_VOPS): Likewise.
22918 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
22919 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
22920 * tree-ssa-operands.c: Simplify for new virtual operand representation.
22921 (operand_build_cmp, copy_virtual_operands,
22922 create_ssa_artificial_load_stmt, add_to_addressable_set,
22923 gimple_add_to_addresses_taken): Remove public functions.
22924 (unlink_stmt_vdef): New function.
22926 2009-04-03 Alan Modra <amodra@bigpond.net.au>
22928 * config.gcc (powerpc-*-linux*): Merge variants.
22930 2009-04-02 Chao-ying Fu <fu@mips.com>
22931 James Grosbach <james.grosbach@microchip.com>
22933 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
22934 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
22936 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
22937 keep_interrupts_masked_p, use_debug_exception_return_p.
22938 (mips_attribute_table): Add interrupt, use_shadow_register_set,
22939 keep_interrupts_masked, use_debug_exception_return.
22940 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
22941 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
22943 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
22944 (mips_print_operand): Process COP0 registers to print $0 .. $31
22945 correctly for GAS to process.
22946 (mips_interrupt_extra_call_saved_reg_p): New function.
22947 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
22949 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
22950 (mips_compute_frame_info): Add supports for interrupt context that
22951 includes doubleword accumulators and COP0 registers.
22952 (mips_for_each_saved_acc): New function.
22953 (mips_for_each_saved_gpr_and_fpr): Change the function name from
22954 mips_for_each_saved_reg.
22955 (mips_save_reg): Save accumulators.
22956 (mips_kernel_reg_p): A new for_each_rtx callback.
22957 (mips_expand_prologue): Support interrupt handlers.
22958 (mips_restore_reg): Restore accumulators.
22959 (mips_expand_epilogue): Support interrupt handlers.
22960 (mips_can_use_return_insn): Return false for interrupt handlers.
22961 (mips_epilogue_uses): New function.
22962 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
22963 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
22964 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
22965 cop0_move): New instructions.
22966 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
22967 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
22969 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
22971 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
22972 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
22973 interrupt handlers, we use K0 as the temporary register.
22974 (EPILOGUE_USES): Change to a function call.
22975 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
22976 handlers, we use K0 as the temporary register.
22978 * doc/extend.texi (Function Attributes): Document interrupt,
22979 use_shadow_register_set, keep_interrupts_masked,
22980 use_debug_exception_return for MIPS attributes.
22982 2009-04-03 Alan Modra <amodra@bigpond.net.au>
22984 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
22985 Remove a number of t-files from tmake_file.
22986 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
22987 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
22988 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
22989 target_prototype, not TARGET_PROTOTYPE.
22990 (LINK_OS_GNU_SPEC): Define.
22991 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
22992 and darwin-ldoubdle.c.
22994 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
22997 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
22998 (cpp_options): Ditto.
22999 (default_compilers): Ditto.
23000 (display_help): Ditto.
23001 (process_command): Ditto.
23002 (do_spec_1): Ditto.
23003 (set_input): Use lbasename instead of duplicate code.
23004 (save_temps_prefix): New static for -save-temps=obj.
23005 (save_temps_length): Ditto.
23007 * doc/invoke.texi (-save-temps=obj): Document new variant to
23008 -save-temps switch.
23010 2009-04-02 Jeff Law <law@redhat.com>
23012 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
23015 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
23017 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
23018 * configure: Regenerated.
23020 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23022 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
23023 share the argument list.
23025 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23029 2009-02-12 Diego Novillo <dnovillo@google.com>
23031 * varpool.c (debug_varpool): New.
23032 * cgraph.h (debug_varpool): Declare.
23034 2009-04-02 Jan Hubicka <jh@suse.cz>
23036 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
23039 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
23041 * config/i386/i386.c (ix86_abi): Move initialization to ...
23042 (override_options): Here.
23044 2009-04-02 Christian Bruel <christian.bruel@st.com>
23046 * config/sh/sh.c (sh_dwarf_register_span): New function.
23047 (TARGET_DWARF_REGISTER_SPAN): Define.
23048 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
23050 2009-04-02 Ira Rosen <irar@il.ibm.com>
23052 PR tree-optimization/39595
23053 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
23054 interleaved loads group is not greater than the SLP group size.
23056 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23058 * builtins.c (is_builtin_name): New.
23059 (called_as_built_in): Use is_builtin_name.
23060 * tree.h (is_builtin_name): New.
23061 * varasm.c (incorporeal_function_p): Use is_builtin_name
23063 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
23065 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
23067 2009-04-02 Dodji Seketeli <dodji@redhat.com>
23070 * c-decl.c (clone_underlying_type): Move this ...
23071 * c-common.c (set_underlying_type): ... here.
23072 Also, make sure the function properly sets TYPE_STUB_DECL() on
23073 the newly created typedef variant type.
23074 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
23075 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
23078 2009-04-02 Richard Guenther <rguenther@suse.de>
23080 PR tree-optimization/37221
23081 * tree-flow.h (degenerate_phi_result): Declare.
23082 * tree-ssa-dom.c (degenerate_phi_result): Export.
23083 * tree-scalar-evolution.c (analyze_initial_condition): If
23084 the initial condition is defined by a degenerate PHI node
23085 use the degenerate value.
23087 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
23089 PR rtl-optimization/39588
23090 * combine.c (merge_outer_ops): Do not set the constant when this
23092 (simplify_shift_const_1): Do not modify it either in this case.
23094 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
23096 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
23097 tuning is deprecated if -mtune value is set to an Itanium1 variant.
23099 2009-04-01 Janis Johnson <janis187@us.ibm.com>
23102 * c-lex.c (interpret_float): Default (no suffix) is double.
23104 2009-04-1 Xinliang David Li <davidxl@google.com>
23106 * config/i386/i386.c (legitimate_constant_p): Recognize
23107 all one vector constant.
23109 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23111 * config/vax/vax.c: Add #includes to silence warnings.
23112 Change #include order to silence two warnings.
23114 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23116 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
23117 (ASM_SPEC): Pass -k to the assembler for PIC code.
23119 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23121 * config.gcc: Add vax-*-linux* to the switch.
23122 * config/vax/linux.h: New file. (TARGET_VERSION,
23123 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
23125 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23127 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
23128 Use predicate macros instead of GET_CODE() == foo.
23129 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
23130 ashlsi3, rotrsi3, <unnamed>): Likewise.
23132 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23134 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
23135 jbbccihi, jbbccisi): Remova trailing whitespace.
23136 * config/vax/constraints.md: Likewise.
23137 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
23138 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
23139 * config/vax/predicates.md: Likewise.
23140 * config/vax/vax.c (print_operand_address, vax_output_int_move,
23141 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
23142 * config/vax/vax.h: Likewise.
23143 * config/vax/vax.md (nonlocal_goto): Likewise.
23145 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23147 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
23148 (indirectable_address_p, adjacent_operands_p): Add spaces around
23150 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
23152 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23154 * config/vax/vax.c (legitimate_constant_address_p,
23155 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
23156 index_term_p, reg_plus_index_p, legitimate_address_p,
23157 vax_mode_dependent_address_p): Update comments to match functions
23158 modified by the recent int->bool conversion.
23160 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23162 * config/vax/builtins.md: Update copyright message.
23163 * config/vax/constraints.md: Likewise.
23164 * config/vax/netbsd-elf.h: Likewise.
23165 * config/vax/predicates.md: Likewise.
23166 * config/vax/vax-protos.h: Likewise.
23167 * config/vax/vax.c: Likewise.
23168 * config/vax/vax.h: Likewise.
23169 * config/vax/vax.md: Likewise.
23170 * config/vax/vax.opt: Likewise.
23172 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23174 * config/vax/builtins.md (ffssi2, ffssi2_internal,
23175 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
23176 * config/vax/constraints.md (B, R): Likewise.
23177 * config/vax/predicates.md (external_memory_operand,
23178 nonimmediate_addsub_di_operand): Likewise.
23179 * config/vax/vax.c (vax_output_int_add): Likewise.
23180 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
23181 untyped_call): Likewise.
23183 2009-04-01 Matt Thomas <matt@3am-software.com>
23185 * config/vax/predicates.md: New file.
23186 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
23187 external_const_operand, nonsymbolic_operand, external_memory_operand,
23188 indirect_memory_operand, indexed_memory_operand,
23189 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
23190 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
23192 * config/vax/constraints.md: New file.
23193 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
23195 * config/vax/builtins.md: New file.
23196 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
23197 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
23199 * config/vax/vax.opt (mqmath): Add option.
23200 * config/vax/vax.md (isfx): Extend with DI.
23201 (VAXintQH, VAXintQHSD): Define.
23202 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
23203 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
23204 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
23205 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
23206 (movdi): Update constraints and use vax_output_int_move().
23207 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
23208 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
23209 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
23210 nonlocal_goto): New.
23211 (mov<mode>): Extend accepted operand types.
23212 (subdi3_old): Rename from subdi3, change update constraints and use
23213 a new implementation.
23214 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
23215 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
23216 MOVE_RATIO, CLEAR_RATIO): Define.
23217 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
23218 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
23219 (PRINT_OPERAND): Redefine using a function instead of inlined code.
23220 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
23221 (split_quadword_operands): Make static and really allow variable
23223 (print_operand_address): Update for PIC generation.
23224 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
23225 indexable_address_p, fixup_mathdi_operand,
23226 vax_expand_addsub_di_operands, adjacent_operands_p): New.
23227 (vax_float_literal, legitimate_constant_p,
23228 indirectable_constant_address_p, index_term_p,
23229 reg_plus_index_p): Return bool instead of int.
23230 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
23232 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
23234 (vax_output_conditional_branch): Indent.
23235 (legitimate_constant_address_p, indirectable_constant_address_p,
23236 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
23237 vax_mode_dependent_address_p): Return bool instead of int, update for
23239 * config/vax/vax-protos.h (legitimate_constant_address_p,
23240 legitimate_constant_p, legitimate_address_p,
23241 vax_mode_dependent_address_p): Change declaration to bool.
23242 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
23243 vax_expand_addsub_di_operands, vax_output_int_subtract,
23244 vax_output_movmemsi): Declare.
23245 (split_quadword_operands, vax_float_literal): Delete declaration.
23246 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
23247 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
23248 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
23249 ASM_OUTPUT_DWARF_PCREL): Define.
23250 (ASM_SPEC): Change definition to allow PIC generation.
23252 2009-04-01 Steve Ellcey <sje@cup.hp.com>
23254 * doc/sourcebuild.texi: Update front-end requirements.
23256 2009-04-01 Jakub Jelinek <jakub@redhat.com>
23259 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
23260 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
23261 (booldi3_internal3): Use boolean_or_operator instead of
23264 2009-04-01 Joseph Myers <joseph@codesourcery.com>
23267 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
23268 declarator whose size is not an integer constant expression but
23269 folds to an integer constant, then treat it as a constant
23272 2009-04-01 Richard Guenther <rguenther@suse.de>
23274 * fold-const.c (fold_plusminus_mult_expr): Do not fold
23275 i * 4 + 2 to (i * 2 + 1) * 2.
23277 2009-04-01 Jakub Jelinek <jakub@redhat.com>
23280 * c-parser.c (c_parser_asm_statement): Skip until close paren and
23281 return if c_parser_asm_string_literal returned NULL.
23283 2009-04-01 Nick Clifton <nickc@redhat.com>
23285 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
23287 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
23288 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
23289 other typedefs to avoid conflicts with libgcc2.c. Define labels
23290 to gain 16-bit bit-manipulation functions from libgcc2.c and then
23292 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
23293 to gain 16-bit trapping arithmetic functions from libgcc2.c and
23296 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
23298 * varasm.c (default_function_rodata_section): Declare DOT as
23301 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
23302 Andrey Galkin <agalkin@hypercom.com>
23305 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
23306 Make object_name unique for each process.
23308 2009-04-01 Jakub Jelinek <jakub@redhat.com>
23311 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
23312 addressable variables in the parallel that could go out of scope while
23313 running queued tasks.
23315 2009-04-01 Anatoly Sokolov <aesok@post.ru>
23317 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
23318 (CASE_VALUES_THRESHOLD): Redefine.
23319 * config/avr/avr.c (avr_override_options): Remove initialization of
23320 avr_case_values_threshold variable.
23321 (avr_case_values_threshold): Remove variable. Add new function.
23322 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
23323 * config/avr/avr.opt (mno-tablejump): Remove option.
23324 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
23326 2009-04-01 DJ Delorie <dj@redhat.com>
23328 * varasm.c (default_function_rodata_section): Don't assume
23329 anything about where the first '.' in the section name is.
23331 2009-04-01 Alan Modra <amodra@bigpond.net.au>
23333 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
23334 rs6000_emit_stack_tie.
23336 2009-03-31 Ian Lance Taylor <iant@google.com>
23338 * tree-eh.c (tree_remove_unreachable_handlers): Compare
23339 gimple_code with GIMPLE_RESX, not RESX.
23341 2009-03-31 Joseph Myers <joseph@codesourcery.com>
23343 * c-common.c (c_get_ident): New.
23344 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
23346 2009-04-01 Ben Elliston <bje@au.ibm.com>
23348 * config/rs6000/sysv4.opt (msdata): Improve option description.
23350 2009-03-31 Steve Ellcey <sje@cup.hp.com>
23352 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
23353 (divdf3_internal_lat): Remove.
23354 (divxf3_internal_lat): Remove.
23355 (divxf3_internal_thr): Remove.
23356 (divxf): Use divxf3_internal.
23357 * config/ia64/div.md (divsf3_internal_lat): New.
23358 (divdf3_internal_lat): New.
23359 (divxf3_internal): New.
23361 2009-03-31 Joseph Myers <joseph@codesourcery.com>
23364 * Makefile.in (USE_GCC_STDINT): Define.
23365 (stmp-int-hdrs): Install stdint.h if applicable.
23366 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
23368 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
23369 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
23370 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
23371 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
23372 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
23373 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
23374 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
23375 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
23376 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
23377 (c_common_nodes_and_builtins): Initialize
23378 underlying_wchar_type_node. Do not initialize
23379 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
23380 nodes for new types.
23381 (c_stddef_cpp_builtins): Define macros for new types.
23382 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
23384 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
23385 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
23386 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
23387 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
23388 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
23389 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
23390 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
23391 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
23392 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
23393 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
23394 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
23395 int16_type_node, int32_type_node, int64_type_node,
23396 uint8_type_node, uint16_type_node, c_uint32_type_node,
23397 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
23398 int_least32_type_node, int_least64_type_node,
23399 uint_least8_type_node, uint_least16_type_node,
23400 uint_least32_type_node, uint_least64_type_node,
23401 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
23402 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
23403 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
23404 uintptr_type_node): Define.
23405 * c-cppbuiltin.c (builtin_define_constants,
23406 builtin_define_type_minmax): New.
23407 (builtin_define_stdint_macros): Define more macros.
23408 (c_cpp_builtins): Define more limit macros.
23409 (type_suffix): New.
23410 (builtin_define_type_max): Define in terms of
23411 builtin_define_type_minmax. Remove is_long parameter. All
23413 * config.gcc (use_gcc_stdint): Define.
23414 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
23415 Add newlib-stdint.h for generic targets.
23416 * config/glibc-stdint.h, config/newlib-stdint.h,
23417 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
23418 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
23419 * config/score/score.h (UINTPTR_TYPE): Define.
23420 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
23421 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
23422 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
23423 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
23424 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
23425 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
23426 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
23427 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
23428 * config/spu/spu.h (STDINT_LONG32): Define.
23429 * configure.ac (use_gcc_stdint): Substitute.
23430 * configure: Regenerate.
23431 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
23432 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
23433 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
23434 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
23435 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
23436 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
23437 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
23438 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
23439 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
23440 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
23441 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
23442 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
23443 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
23444 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
23445 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
23446 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
23447 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
23448 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
23449 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
23450 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
23451 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
23452 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
23453 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
23454 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
23455 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
23456 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
23457 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
23458 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
23459 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
23461 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
23463 * loop-iv.c (suitable_set_for_replacement): Renamed from
23464 simplify_using_assignment; changed to return bool and to accept new
23465 args DEST and SRC. Return true iff we find a source/destination pair
23466 that can be used to make a replacement, and fill SRC and DEST if so.
23467 Remove arg ALTERED. Don't deal with altered regs here. All callers
23469 (simplify_using_initial_values): Deal with altered regs here and track
23470 more precisely the effect they have on the validity of our expression.
23472 * loop-iv.c (simplify_using_condition): A condition of the form
23473 (EQ REG CONST) can be used to simply make a substitution.
23474 (simplify_using_initial_values): Keep track of conditions we have seen
23475 and keep using them to simplify new expressions, while applying the
23476 same substitutions to them as to the expression.
23478 * simplify-rtx.c (simplify_relational_operation_1): Simplify
23479 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
23482 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
23483 changed. Use this when trying to improve the upper bound.
23484 Generate the comparison by using simplify_gen_relational.
23486 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
23488 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
23490 (simplify_using_assignment, simplify_using_initial_values): Call
23491 replace_in_expr to make replacements. Call replace_single_def_regs
23492 once on the initial version of the expression.
23494 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
23497 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
23499 2009-03-31 Richard Guenther <rguenther@suse.de>
23501 PR middle-end/31029
23502 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
23503 equality comparisons. Fold C - X CMP X if C % 2 == 1.
23505 2009-03-31 Richard Guenther <rguenther@suse.de>
23507 * tree.h (div_if_zero_remainder): Declare.
23508 * fold-const.c (div_if_zero_remainder): Export.
23509 * tree-ssa-forwprop.c
23510 (forward_propagate_addr_into_variable_array_index): Handle
23511 constant array index addition outside of the variable index.
23513 2009-03-31 Joseph Myers <joseph@codesourcery.com>
23516 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
23517 define_splits, floatunssi<mode>2): Require x87 conversions from
23518 DImode to be permitted.
23520 2009-03-31 Joseph Myers <joseph@codesourcery.com>
23522 PR preprocessor/15638
23523 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
23525 2009-03-31 Richard Guenther <rguenther@suse.de>
23527 PR middle-end/23401
23528 PR middle-end/27810
23529 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
23530 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
23531 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
23532 a separate statement.
23533 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
23534 (lookup_tmp_var): Likewise.
23535 (is_gimple_formal_tmp_or_call_rhs): Remove.
23536 (is_gimple_reg_or_call_rhs): Rename to ...
23537 (is_gimple_reg_rhs_or_call): ... this.
23538 (is_gimple_mem_or_call_rhs): Rename to ...
23539 (is_gimple_mem_rhs_or_call): ... this.
23540 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
23541 DECL_GIMPLE_REG_P only if is_formal is true.
23542 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
23543 for non-proper post-modify expression gimplification.
23544 (gimplify_self_mod_expr): For post-modify expressions gimplify
23545 the lvalue to a minimal lvalue.
23546 (rhs_predicate_for): Remove formal temp case.
23547 (gimplify_modify_expr_rhs): Likewise.
23548 (gimplify_addr_expr): Use is_gimple_reg.
23549 (gimplify_expr): Remove formal temp cases.
23550 (gimple_regimplify_operands): Likewise.
23551 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
23552 and FILTER_EXPR like constants.
23553 * gimple.c (walk_gimple_op): Fix val_only initialization, use
23555 (is_gimple_formal_tmp_rhs): Remove.
23556 (is_gimple_reg_rhs): Remove special casing.
23557 (is_gimple_mem_rhs): Fix.
23558 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
23559 (is_gimple_formal_tmp_var): Remove.
23560 (is_gimple_formal_tmp_reg): Likewise.
23561 (is_gimple_min_lval): Allow invariant component ref parts.
23562 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
23563 is_gimple_formal_tmp_reg): Remove declarations.
23564 * tree-cfg.c (verify_expr): Verify that variables with address
23565 taken do not have DECL_GIMPLE_REG_P set.
23566 * tree-mudflap.c (mf_build_check_statement_for): Use
23567 force_gimple_operand instead of gimplify_expr.
23569 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
23571 * modulo-sched.c (sms_schedule_by_order): Pass the actual
23572 schedulable rows to compute_split_row.
23574 2009-03-31 Ben Elliston <bje@au.ibm.com>
23577 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
23580 2009-03-31 Alan Modra <amodra@bigpond.net.au>
23582 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
23583 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
23584 * configure: Regenerate.
23585 * config.in: Regenerate.
23586 * config/rs6000/rs6000.opt (mtls-markers): Add.
23587 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
23588 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
23589 (tls_ld_aix, tls_ld_sysv): Likewise.
23590 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
23591 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
23593 2009-03-31 Alan Modra <amodra@bigpond.net.au>
23595 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
23597 2009-03-30 Jan Hubicka <jh@suse.cz>
23599 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
23601 (tree_remove_unreachable_handlers): Cleanup EH predecestor
23602 detection and label handling.
23604 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
23606 * ira-int.h (ira_allocno): Rename left_conflicts_num to
23607 left_conflicts_size.
23608 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
23609 ALLOCNO_LEFT_CONFLICTS_SIZE.
23611 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
23612 remove_allocno_from_bucket_and_push,
23613 allocno_spill_priority_compare, push_allocnos_to_stack,
23614 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
23615 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
23616 (setup_allocno_left_conflicts_num): Ditto. Rename to
23617 setup_allocno_left_conflicts_size.
23618 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
23619 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
23620 setup_allocno_left_conflicts_size instead of
23621 setup_allocno_left_conflicts_num.
23623 * ira-build.c (ira_create_allocno): Use
23624 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
23625 ALLOCNO_LEFT_CONFLICTS_NUM.
23627 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
23629 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
23630 instead of DF_LR_OUT.
23632 * ira-lives.c (process_bb_node_lives): Ditto.
23634 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
23635 instead of DF_LR_{OUT,IN}.
23637 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
23639 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
23641 2009-03-30 Jan Hubicka <jh@suse.cz>
23643 * except.c (label_to_region_map): Fix thinko.
23645 2009-03-30 Steve Ellcey <sje@cup.hp.com>
23647 PR middle-end/38237
23648 * tree.h (tree_find_value): New declaration.
23649 * tree.c (tree_find_value): New function.
23650 * varasm.c (assemble_external): Avoid duplicate entries on lists.
23652 2009-03-30 Jakub Jelinek <jakub@redhat.com>
23655 * c-decl.c (struct c_binding): Add locus field.
23656 (bind): Add locus argument, set locus field from it.
23657 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
23658 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
23659 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
23660 implicitly_declare, undeclared_variable, lookup_label,
23661 declare_label, c_make_fname_decl, c_builtin_function,
23662 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
23665 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
23668 * config/i386/i386.c (classify_argument): Check total size of
23671 2009-03-30 Martin Jambor <mjambor@suse.cz>
23673 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
23674 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
23675 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
23678 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
23679 seen_variable_array_ref while also traversing a union.
23681 * tree-inline.c (optimize_inline_calls): Do not call
23682 cgraph_node_remove_callees.
23683 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
23684 (pass_remove_cgraph_callee_edges): New variable.
23685 * passes.c (init_optimization_passes): Add
23686 pass_remove_cgraph_callee_edges after early inlining and before all
23687 late intraprocedural passes.
23689 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
23691 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
23693 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
23694 Fix typos in names.
23696 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
23698 * combine.c (simplify_comparison): Use have_insn_for.
23699 * dojump.c (do_jump): Likewise.
23701 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
23703 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
23704 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
23705 sparc_compare_op0 like sparc_compare_emitted used to be handled.
23706 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
23707 instead of sparc_compare_emitted.
23708 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
23709 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
23710 instead of sparc_compare_emitted.
23712 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
23714 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
23715 enter/exit cfglayout mode.
23716 (pass_partition_block): Require it.
23717 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
23718 (combine_instructions): Track basic blocks instead of labels.
23719 (update_cfg_for_uncondjump): New.
23720 (try_combine): Use it. Update jumps after rescanning.
23721 (pass_combine): Require PROP_cfglayout.
23722 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
23724 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
23726 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
23727 Provide/destroy PROP_cfglayout respectively.
23728 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
23729 * tree-pass.h (PROP_cfglayout): New.
23731 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
23733 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
23734 fold_convert_const_fixed_from_fixed,
23735 fold_convert_const_fixed_from_int,
23736 fold_convert_const_fixed_from_real, fold_negate_const): Do not
23737 set TREE_CONSTANT_OVERFLOW.
23738 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
23739 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
23741 2009-03-30 Ira Rosen <irar@il.ibm.com>
23743 * tree-vect-loop-manip.c: New file.
23744 * tree-vectorizer.c: Update documentation and included files.
23745 (vect_loop_location): Make extern.
23746 (rename_use_op): Move to tree-vect-loop-manip.c
23747 (rename_variables_in_bb, rename_variables_in_loop,
23748 slpeel_update_phis_for_duplicate_loop,
23749 slpeel_update_phi_nodes_for_guard1,
23750 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
23751 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
23752 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
23753 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
23754 find_loop_location): Likewise.
23755 (new_stmt_vec_info): Move to tree-vect-stmts.c.
23756 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
23757 get_vectype_for_scalar_type, vect_is_simple_use,
23758 supportable_widening_operation, supportable_narrowing_operation):
23760 (bb_in_loop_p): Move to tree-vect-loop.c.
23761 (new_loop_vec_info, destroy_loop_vec_info,
23762 reduction_code_for_scalar_code, report_vect_op,
23763 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
23764 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
23765 (vect_supportable_dr_alignment): Likewise.
23766 * tree-vectorizer.h (tree-data-ref.h): Include.
23767 (vect_loop_location): Declare.
23768 Reorganize function declarations according to the new file structure.
23769 * tree-vect-loop.c: New file.
23770 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
23771 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
23772 * tree-vect-data-refs.c: New file.
23773 * tree-vect-patterns.c (timevar.h): Don't include.
23774 * tree-vect-stmts.c: New file.
23775 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
23776 tree-vect-slp.c, tree-vect-loop.c.
23777 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
23778 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
23779 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
23780 (tree-vect-analyze.o): Remove.
23781 (tree-vect-transform.o): Likewise.
23782 (tree-vect-data-refs.o): Add rule.
23783 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
23784 tree-vect-slp.o): Likewise.
23785 (tree-vect-patterns.o): Remove redundant dependencies.
23786 (tree-vectorizer.o): Likewise.
23787 * tree-vect-slp.c: New file.
23789 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23791 * optc-gen.awk: Warn if an option flag has multiple different
23794 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
23796 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
23797 -floop-block): Document dependences on PPL, CLooG and Graphite.
23799 2009-03-30 Joseph Myers <joseph@codesourcery.com>
23801 PR rtl-optimization/323
23802 * c-common.c (c_fully_fold, convert_and_check,
23803 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
23804 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
23805 * c-common.def (EXCESS_PRECISION_EXPR): New.
23806 * c-cppbuiltin.c (builtin_define_float_constants): Define
23807 constants with enough digits for long double.
23808 * c-lex.c (interpret_float): Interpret constant with excess
23809 precision where appropriate.
23810 * c-opts.c (c_common_post_options): Set
23811 flag_excess_precision_cmdline. Give an error for
23812 -fexcess-precision=standard for C++ for processors where the
23813 option is significant.
23814 * c-parser.c (c_parser_conditional_expression): Handle excess
23815 precision in condition.
23816 * c-typeck.c (convert_arguments): Handle arguments with excess
23818 (build_unary_op): Move excess precision outside operation.
23819 (build_conditional_expr): Likewise.
23820 (build_compound_expr): Likewise.
23821 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
23822 (build_modify_expr): Handle excess precision in RHS.
23823 (convert_for_assignment): Handle excess precision in converted
23825 (digest_init, output_init_element, process_init_element): Handle
23826 excess precision in initializer.
23827 (c_finish_return): Handle excess precision in return value.
23828 (build_binary_op): Handle excess precision in operands and add
23829 excess precision as needed for operation.
23830 * common.opt (-fexcess-precision=): New option.
23831 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
23832 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
23833 For standard excess precision, output explicit conversion to and
23834 truncation from XFmode.
23835 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
23836 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
23837 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
23838 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
23839 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
23840 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
23841 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
23842 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
23843 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
23844 define_splits, sqrt<mode>2): Disable where appropriate for
23845 standard excess precision.
23846 * convert.c (convert_to_real): Do not shorten arithmetic to type
23847 for which excess precision would be used.
23848 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
23849 * doc/invoke.texi (-fexcess-precision=): Document option.
23850 (-mfpmath=): Correct index entry.
23851 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
23852 flag_excess_precision): New.
23853 * langhooks.c (lhd_post_options): Set
23854 flag_excess_precision_cmdline.
23855 * opts.c (common_handle_option): Handle -fexcess-precision=.
23856 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
23857 init_excess_precision): New.
23858 (lang_dependent_init_target): Call init_excess_precision.
23859 * tree.c (excess_precision_type): New.
23860 * tree.h (excess_precision_type): Declare.
23862 2009-03-30 Joseph Myers <joseph@codesourcery.com>
23865 * c-typeck.c (build_component_ref): Do not copy qualifiers from
23866 non-lvalue to component.
23868 2009-03-29 Joseph Myers <joseph@codesourcery.com>
23870 PR preprocessor/34695
23871 * Makefile.in (c-opts.o): Depend on c-tree.h.
23872 * c-common.c: Move down include of diagnostic.h.
23873 (done_lexing, c_cpp_error): New.
23874 * c-common.h (done_lexing): Declare.
23875 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
23877 * c-opts.c: Include c-tree.h.
23878 (c_common_init_options): Set preprocessor error callback.
23879 (c_common_handle_option): Do not set preprocessor
23880 inhibit_warnings, warnings_are_errors, warn_system_headers,
23881 pedantic_errors or inhibit_warnings flags.
23882 (c_common_post_options): Do not check cpp_errors (parse_in).
23883 (c_common_finish): Do not output dependencies if there were
23884 errors. Do not check return value of cpp_finish.
23885 * c-ppoutput.c (pp_file_change): Set input_location.
23886 * c-tree.h (c_cpp_error): Declare.
23887 * diagnostic.c (diagnostic_set_info_translated): Also initialize
23889 (diagnostic_build_prefix): Check override_column.
23890 * diagnostic.h (diagnostic_info): Add override_column field.
23891 (diagnostic_override_column): Define.
23893 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
23895 * c-common.c (c_expand_expr, c_staticp): Remove.
23896 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
23897 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
23898 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
23899 * c-gimplify.c (gimplify_compound_literal_expr,
23900 optimize_compound_literals_in_ctor): Remove.
23901 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
23902 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
23903 * c-semantics.c (emit_local_var): Remove.
23905 * langhooks-def.h (lhd_expand_expr): Remove.
23906 * langhooks.c (lhd_expand_expr): Remove.
23907 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
23909 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
23910 handling from c-semantics.c; don't call into langhook.
23911 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
23912 * gimplify.c (gimplify_compound_literal_expr,
23913 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
23914 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
23915 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
23916 as was done in c-gimplify.c.
23917 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
23918 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
23919 Move from c-common.h.
23920 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
23922 * tree.c (staticp): Do not call langhook.
23923 * langhooks.c (lhd_staticp): Delete.
23924 * langhooks-def.h (lhd_staticp): Delete prototype.
23925 (LANG_HOOKS_STATICP): Delete.
23926 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
23928 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
23929 instead of DECL_STMTs.
23931 2009-03-29 Joseph Myers <joseph@codesourcery.com>
23939 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
23941 (fold_call_expr): Return a NOP_EXPR from folding rather than the
23942 contained expression.
23943 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
23944 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
23945 conditional expressions for C.
23946 (decl_constant_value_for_optimization): Move from
23947 decl_constant_value_for_broken_optimization in c-typeck.c. Check
23948 whether optimizing and that the expression is a VAR_DECL not of
23949 array type instead of doing such checks in the caller. Do not
23950 check pedantic. Call gcc_unreachable for C++.
23951 * c-common.def (C_MAYBE_CONST_EXPR): New.
23952 * c-common.h (c_fully_fold, c_save_expr,
23953 decl_constant_value_for_optimization): New prototypes.
23954 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
23955 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
23956 EXPR_INT_CONST_OPERANDS): Define.
23957 * c-convert.c (convert): Strip nops from expression.
23958 * c-decl.c (groktypename): Take extra parameters expr and
23959 expr_const_operands. Update call to grokdeclarator.
23960 (start_decl): Update call to grokdeclarator. Add statement for
23961 expressions used in type of decl.
23962 (grokparm): Update call to grokdeclarator.
23963 (push_parm_decl): Update call to grokdeclarator.
23964 (build_compound_literal): Add parameter non_const and build a
23965 C_MAYBE_COSNT_EXPR if applicable.
23966 (grokdeclarator): Take extra parameters expr and
23967 expr_const_operands. Track expressions used in declaration
23968 specifiers and declarators. Fold array sizes and track whether
23969 they are constant expressions and whether they are integer
23970 constant expressions.
23971 (parser_xref_tag): Set expr and expr_const_operands fields in
23973 (grokfield): Update call to grokdeclarator.
23974 (start_function): Update call to grokdeclarator.
23975 (build_null_declspecs): Set expr and expr_const_operands fields in
23977 (declspecs_add_type): Handle expressions in typeof specifiers.
23978 * c-parser.c (c_parser_declspecs): Set expr and
23979 expr_const_operands fields for declaration specifiers.
23980 (c_parser_enum_specifier): Likewise.
23981 (c_parser_struct_or_union_specifier): Likewise.
23982 (c_parser_typeof_specifier): Likewise. Update call to
23983 groktypename. Fold expression as needed. Return expressions with
23984 type instead of adding statements.
23985 (c_parser_attributes): Update calls to c_parser_expr_list.
23986 (c_parser_statement_after_labels): Fold expression before passing
23987 to objc_build_throw_stmt.
23988 (c_parser_condition): Fold expression.
23989 (c_parser_asm_operands): Fold expression.
23990 (c_parser_conditional_expression): Use c_save_expr. Update call
23991 to build_conditional_expr.
23992 (c_parser_alignof_expression): Update call to groktypename.
23993 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
23994 original_code. Fold expression argument of va_arg. Create
23995 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
23996 argument to va_arg. Update calls to groktypename. Fold array
23997 index for offsetof. Verify that first argument to
23998 __builtin_choose_expr has integer type.
23999 (c_parser_postfix_expression_after_paren_type): Update calls to
24000 groktypename and build_compound_literal. Handle expressions with
24001 side effects in type name.
24002 (c_parser_postfix_expression_after_primary): Update call to
24003 c_parser_expr_list. Set original_code for calls to
24004 __builtin_constant_p.
24005 (c_parser_expr_list): Take extra parameter fold_p. Fold
24006 expressions if requested.
24007 (c_parser_objc_type_name): Update call to groktypename.
24008 (c_parser_objc_synchronized_statement): Fold expression.
24009 (c_parser_objc_receiver): Fold expression.
24010 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
24011 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
24012 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
24013 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
24014 (struct c_typespec): Add elements expr and expr_const_operands.
24015 (struct c_declspecs): Add elements expr and expr_const_operands.
24016 (groktypename, build_conditional_expr, build_compound_literal):
24018 (in_late_binary_op): Declare.
24019 * c-typeck.c (note_integer_operands): New function.
24020 (in_late_binary_op): New variable.
24021 (decl_constant_value_for_broken_optimization): Move to c-common.c
24022 and rename to decl_constant_value_for_optimization.
24023 (default_function_array_conversion): Do not strip nops.
24024 (default_conversion): Do not call
24025 decl_constant_value_for_broken_optimization.
24026 (build_array_ref): Do not fold result.
24027 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
24028 result when operand is a VLA.
24029 (c_expr_sizeof_type): Update call to groktypename. Handle
24030 expressions included in type name. Use C_MAYBE_CONST_EXPR for
24031 result when operand names a VLA type.
24032 (build_function_call): Update call to build_compound_literal.
24033 Only fold result for calls to __builtin_* functions. Strip
24034 NOP_EXPR from INTEGER_CST returned from such functions. Fold
24035 the function designator.
24036 (convert_arguments): Fold arguments. Update call to
24037 convert_for_assignment.
24038 (build_unary_op): Handle increment and decrement of
24039 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
24040 decrement earlier. Fold operand of increment and decrement.
24041 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
24042 built for integer operand. Wrap returns that are INTEGER_CSTs
24043 without being integer constant expressions or that have integer
24044 constant operands without being INTEGER_CSTs.
24045 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
24046 (build_conditional_expr): Add operand ifexp_bcp. Track whether
24047 result is an integer constant expression or can be used in
24048 unevaluated parts of one and avoid folding and wrap as
24049 appropriate. Fold operands before possibly doing -Wsign-compare
24051 (build_compound_expr): Wrap result for C99 if operands can be used
24052 in integer constant expressions.
24053 (build_c_cast): Update call to digest_init. Do not ignore
24054 overflow from casting floating-point constants to integers. Wrap
24055 results that could be confused with integer constant expressions,
24056 null pointer constants or floating-point constants.
24057 (c_cast_expr): Update call to groktypename. Handle expressions
24058 included in type name.
24059 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
24060 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
24061 Update calls to convert_for_assignment.
24062 (convert_for_assignment): Take new parameter
24063 null_pointer_constant. Do not strip nops or call
24064 decl_constant_value_for_broken_optimization. Set
24065 in_late_binary_op for conversions to boolean.
24066 (store_init_value): Update call to digest_init.
24067 (digest_init): Take new parameter null_pointer_constant. Do not
24068 call decl_constant_value_for_broken_optimization. pedwarn for
24069 initializers not constant expressions. Update calls to
24070 convert_for_assignment.
24071 (constructor_nonconst): New.
24072 (struct constructor_stack): Add nonconst element.
24073 (really_start_incremental_init, push_init_level, pop_init_level):
24074 Handle constructor_nonconst and nonconst element.
24075 (set_init_index): Call constant_expression_warning for array
24077 (output_init_element): Fold value. Set constructor_nonconst as
24078 applicable. pedwarn for initializers not constant expressions.
24079 Update call to digest_init. Call constant_expression_warning
24080 where constant initializers are required.
24081 (process_init_element): Use c_save_expr.
24082 (c_finish_goto_ptr): Fold expression.
24083 (c_finish_return): Fold return value. Update call to
24084 convert_for_assignment.
24085 (c_start_case): Fold switch expression.
24086 (c_process_expr_stmt): Fold expression.
24087 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
24088 ensure statement expression is not evaluated in constant expression.
24089 (build_binary_op): Track whether results are integer constant
24090 expressions or may occur in such, disable folding and wrap results
24091 as applicable. Fold operands for -Wsign-compare warnings unless
24093 (c_objc_common_truthvalue_conversion): Handle results folded to
24094 integer constants that are not integer constant expressions.
24095 * doc/extend.texi: Document when typeof operands are evaluated,
24096 that condition of __builtin_choose_expr is an integer constant
24097 expression, and more about use of __builtin_constant_p in
24100 2009-03-29 Richard Guenther <rguenther@suse.de>
24102 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
24103 propagate addresses of array references.
24105 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
24107 * regmove.c (perhaps_ends_bb_p): Remove.
24108 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
24109 from INSN and check that the main loop stays within that basic block.
24110 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
24111 (regmove_forward_pass): Split out from regmove_optimize. Use
24112 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
24113 (regmove_backward_pass): Split out from regmove_optimize. Use
24114 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
24115 (regmove_optimize): Simplify.
24117 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
24120 * config/i386/i386.c (classify_argument): Ignore flexible array
24121 member in struct and warn ABI change.
24123 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
24125 * config/i386/i386-protos.h (ix86_agi_dependent): New.
24127 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
24128 (ix86_adjust_cost): Updated.
24130 2009-03-29 Jan Hubicka <jh@suse.cz>
24132 PR middle-end/28850
24133 * tree-pass.h (pass_cleanup_eh): New function.
24134 (remove_unreachable_regions): Break code handling RTL
24135 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
24136 that can not be reached by runtime.
24137 (can_be_reached_by_runtime): New function.
24138 (label_to_region_map): New function.
24139 (num_eh_regions): New function.
24140 (rtl_remove_unreachable_regions): New function.
24141 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
24142 (remove_eh_region): New function.
24143 * except.h: Include sbitmap and vecprim.
24144 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
24145 num_eh_regions): Declare.
24146 * passes.c (init_optimization_passes): Schedule cleanup_eh.
24147 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
24148 * tree-eh.c (tree_remove_unreachable_handlers): New function.
24149 (tree_empty_eh_handler_p): New function.
24150 (cleanup_empty_eh): New function.
24151 (cleanup_eh): New function.
24152 (pass_cleanup_eh): New function.
24154 2009-03-29 Jan Hubicka <jh@suse.cz>
24156 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
24157 for removed regions.
24159 2009-03-29 Jan Hubicka <jh@suse.cz>
24161 * except.c (dump_eh_tree): Dump all datastructures.
24163 2009-03-29 Jan Hubicka <jh@suse.cz>
24165 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
24166 (duplicate_eh_regions_1): Likewise.
24167 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
24168 vector; call EH verification.
24169 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
24170 Be ready for region being removed.
24172 2009-03-29 Jan Hubicka <jh@suse.cz>
24174 * bitmap.c (bitmap_last_set_bit): New function.
24175 * bitmap.h (bitmap_last_set_bit): Declare.
24177 2009-03-29 David Ayers <ayers@fsfe.org>
24180 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
24181 by calling objc_compare_types and surpress warnings about
24182 incompatible C pointers that are compatible ObjC pointers.
24184 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
24186 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
24187 call initialize_inline_failed.
24188 (initialize_inline_failed): Move it from here ...
24189 * cgraph.c (initialize_inline_failed): ... to here.
24190 (cgraph_create_edge): Call initialize_inline_failed rather than
24191 setting inline_failed directly.
24193 2009-03-29 Ben Elliston <bje@au.ibm.com>
24196 * sysv4.opt (msdata): Improve comment.
24197 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
24198 * sysv4.h (SVR4_ASM_SPEC): Likewise.
24200 2009-03-29 Ben Elliston <bje@au.ibm.com>
24203 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
24204 load and store attributes.
24206 2009-03-29 Ben Elliston <bje@au.ibm.com>
24208 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
24209 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
24210 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
24211 * doc/extend.texi (X86 Built-in Functions): Add index entries for
24212 __builtin_infq and __builtin_huge_valq.
24214 2009-03-28 Anatoly Sokolov <aesok@post.ru>
24216 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
24218 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
24219 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
24221 2009-03-28 Xinliang David Li <davidxl@google.com>
24223 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
24224 (do_dbg_cnt): New function.
24226 2009-03-28 Jan Hubicka <jh@suse.cz>
24228 Merge from pretty-ipa:
24230 2009-03-27 Jan Hubicka <jh@suse.cz>
24232 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
24233 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
24234 * passes.c (function_called_by_processed_nodes_p): New.
24235 * ipa-pure-const.c (check_call): Fix handling of operands.
24236 (analyze_function): Dump debug output for skipped bodies.
24237 (local_pure_const): Use function_called_by_processed_nodes_p.
24238 * dwarf2out.c (reference_to_unused): Use output.
24239 * passes.c (do_per_function_toporder): Likewise.
24241 2008-11-12 Jan Hubicka <jh@suse.cz>
24243 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
24244 * ipa-pure-const.c (funct_state_d): Add can throw field; make
24245 state_set_in_source enum
24246 (check_decl): Ignore memory tags; do not set fake looping flags;
24248 (check_operand, check_tree, check_rhs_var, check_lhs_var,
24249 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
24250 (check_call, analyze_function): Rewrite.
24252 (add_new_function): Update call of analyze_function.
24253 (generate_summary): Add call of analyze_function.
24254 (propagate): Propagate can_throw; handle state_set_in_source correctly.
24255 (local_pure_const): New function.
24256 (pass_local_pure_const): New pass.
24257 * ipa-inline.c (inline_transform): Set after_inlining.
24258 * tree-eh.c (stmt_can_throw_external): New.
24259 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
24260 work with aliasing built.
24261 * tree-flow.h (stmt_can_throw_external): New.
24262 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
24263 and local pure/const pass in early and late optimization queue.
24265 2009-03-28 Martin Jambor <mjambor@suse.cz>
24267 * fold-const.c (get_pointer_modulus_and_residue): New parameter
24269 (fold_binary): Allow function decl aligment consideration is the
24270 second argument is integer constant one.
24271 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
24272 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
24273 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
24275 2009-03-28 Jan Hubicka <jh@suse.cz>
24277 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
24278 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
24279 * function.h (rtl_data): Add nothrow flag.
24280 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
24281 set DECL_NOTHROW for AVAILABLE functions.
24283 2009-03-28 Jakub Jelinek <jakub@redhat.com>
24285 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
24286 following vector keyword has expansion starting with pixel or bool
24287 keyword, expand vector to __vector and pixel or bool to __pixel or
24291 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
24292 warn_if_disallowed_function_p): Removed.
24293 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
24294 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
24295 warning_if_disallowed_function_p.
24296 * flags.h (warn_if_disallowed_function_p,
24297 warn_disallowed_functions): Removed.
24298 * common.opt (Wdisallowed-function-list=): Removed.
24299 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
24301 2009-03-28 Richard Guenther <rguenther@suse.de>
24303 PR tree-optimization/38723
24304 * tree-ssa-pre.c (compute_avail): Add all default definitions to
24307 2009-03-28 Jan Hubicka <jh@suse.cz>
24309 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
24310 test introduced by my previous patch.
24312 2009-03-28 Richard Guenther <rguenther@suse.de>
24314 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
24315 the PHIs value undefined.
24317 2009-03-28 Jan Hubicka <jh@suse.cz>
24319 * tree-pass.h (pass_fixup_cfg): New pass.
24320 * ipa-inline.c (inline_transform): Set
24321 always_inline_functions_inlined/after_inlining.
24322 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
24323 (pass_fixup_cfg): New pass.
24324 * passes.c (init_optimization_passes): Add fixup_cfg.
24326 2009-03-28 Richard Guenther <rguenther@suse.de>
24328 PR tree-optimization/38458
24329 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
24330 argument use the arguments copy-of value.
24332 2009-03-28 Richard Guenther <rguenther@suse.de>
24334 PR tree-optimization/38180
24335 * tree-ssa-ccp.c (get_default_value): Simplify.
24336 (likely_value): Likewise.
24337 (surely_varying_stmt_p): Properly handle VOP case.
24338 (ccp_initialize): Likewise.
24339 (ccp_fold): Handle propagating through *&.
24340 (fold_const_aggregate_ref): Also handle decls.
24342 2009-03-28 Jan Hubicka <jh@suse.cz>
24344 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
24345 * cgraph.h (cgraph_node): Likewise.
24346 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
24347 (cgraph_reset_node): Use process flag.
24348 (cgraph_mark_functions_to_output): Likewise.
24349 (cgraph_expand_function): Likewise.
24350 (cgraph_expand_all_functions): Likewise.
24351 (cgraph_output_in_order): Likewise.
24352 * dwarf2out.c (reference_to_unused): Likewise.
24353 * passes.c do_per_function_toporder): Likewise.
24355 2009-03-28 Jan Hubicka <jh@suse.cz>
24357 Bring from lto-branch:
24359 2008-09-03 Doug Kwan <dougkwan@google.com>
24361 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
24362 enums instead of reason strings.
24363 * cgraph.c (cgraph_create_edge): Same.
24364 (cgraph_inline_failed_string): New function.
24365 * cgraph.h (cgraph_inline_failed_t): New enum type.
24366 (cgraph_inline_failed_string): New prototype.
24367 (struct cgraph_edge): Change type of INLINED_FAILED from constant
24368 char pointer to cgraph_inline_failed_t.
24369 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
24370 (cgraph_default_inline_p): Ditto.
24371 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
24372 to cgraph_inline_failed_t pointer.
24373 * cif-code.def: New file.
24374 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
24376 (cgraph_check_inline_limits): Change type of REASON to pointer to
24377 cgraph_inline_failed_t. Replace reason strings with enums.
24378 (cgraph_default_inline_p): Ditto.
24379 (cgraph_recursive_inlining_p): Ditto.
24380 (update_caller_keys): Change type of FAILED_REASON to
24381 cgraph_inline_failed_t.
24382 (cgraph_set_inline_failed): Change type of REASON to pointer to
24383 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
24384 convert enums to strings for text output.
24385 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
24386 to be of type cgraph_inline_failed_t. Replace reason strings with
24387 enums. Call cgraph_inline_failed_string to covert enums
24388 to strings for text output.
24389 (cgraph_decide_inlining): Replace reason strings with enums.
24390 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
24391 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
24393 * tree-inline.c (expand_call_inline): Change type of REASON
24394 to cgraph_inline_failed_t. Replace reason strings with enums.
24395 Call cgraph_inline_failed_string for text output.
24396 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
24399 2009-03-28 Jan Hubicka <jh@suse.cz>
24401 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
24402 cgraph_clone_node): Remove master clone handling.
24403 (cgraph_is_master_clone, cgraph_master_clone): Remove.
24404 * cgraph.h (master_clone): Remove.
24405 (cgraph_is_master_clone, cgraph_master_clone): Remove.
24406 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
24407 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
24409 2009-03-28 Jan Hubicka <jh@suse.cz>
24411 * cgraph.c (cgraph_function_body_availability): Functions declared
24412 inline are always safe to assume that it is not going to be replaced.
24414 2009-03-28 Richard Guenther <rguenther@suse.de>
24416 PR tree-optimization/38513
24417 * tree-ssa-pre.c (eliminate): Remove redundant stores.
24418 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
24419 EXC_PTR_EXPR and FILTER_EXPR.
24420 (get_ref_from_reference_ops): Likewise.
24422 2009-03-28 Richard Guenther <rguenther@suse.de>
24424 PR tree-optimization/38968
24425 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
24426 Use FLOOR_MOD_EXPR to compute misalignment.
24428 2009-03-28 Richard Guenther <rguenther@suse.de>
24430 PR tree-optimization/37795
24431 * tree.h (combine_comparisons): Declare.
24432 * fold-const.c (combine_comparisons): Export.
24433 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
24435 (ifcombine_iforif): Use combine_comparisons.
24437 2009-03-28 Jan Hubicka <jh@suse.cz>
24439 * tree-eh.c (inlinable_call_p): New function.
24440 (make_eh_edges): Use it.
24441 (verify_eh_edges): Use it.
24442 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
24443 * except.c (reachable_next_level): Add inlinable_function argument
24444 (sjlj_find_directly_reachable_regions): Update.
24445 (add_reachable_handler): Do not set saw_any_handlers.
24446 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
24447 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
24448 Add new inlinable call parameter.
24449 (can_throw_internal, can_throw_external): Update.
24450 * except.h (can_throw_internal_1, can_throw_external_1,
24451 foreach_reachable_handler): Update declaration.
24453 2009-03-28 Joseph Myers <joseph@codesourcery.com>
24455 * config/arm/t-arm-coff, config/h8300/coff.h,
24456 config/i386/i386-aout.h, config/i386/i386-coff.h,
24457 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
24458 config/pdp11/2bsd.h, config/rs6000/aix41.h,
24459 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
24460 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
24461 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
24462 sys-types.h: Remove.
24463 * Makefile.in: Remove protoize and fixproto support and references
24465 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
24466 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
24468 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
24469 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
24470 unprotoize$(exeext).
24471 (rest.encap): Don't depend on $(STMP_FIXPROTO)
24472 (.PHONY): Don't depend on proto.
24473 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
24474 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
24475 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
24476 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
24477 build/gen-protos.o, build/scan.o, xsys-protos.h,
24478 build/fix-header$(build_exeext), build/fix-header.o,
24479 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
24480 stmp-install-fixproto): Remove.
24481 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
24482 SYSCALLS.c or fixproto files.
24483 (install-common): Don't install protoize.
24484 (install-headers-tar, install-headers-cpio, install-headers-cp):
24485 Don't depend on $(STMP_FIXPROTO).
24486 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
24487 install fixproto files or write out fixproto settings.
24488 (uninstall): Don't uninstall protoize.
24489 * config.gcc (use_fixproto): Remove.
24490 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
24491 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
24492 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
24493 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
24494 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
24495 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
24496 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
24497 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
24498 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
24499 * config/t-vxworks (STMP_FIXPROTO): Remove.
24500 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
24501 STMP_FIXPROTO): Remove.
24502 * config.in, configure: Regenerate.
24503 * crtstuff.c (gid_t, uid_t): Don't undefine.
24504 * doc/install.texi: Change m68k-coff to m68k-elf in example.
24505 (arm-*-coff, arm-*-aout: Remove target entries.
24506 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
24507 Remove mention of AIX 4.1.
24508 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
24509 * doc/invoke.texi (Running Protoize): Remove.
24510 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
24511 (Protoize Caveats): Remove.
24512 * tsystem.h: Update comments on headers assumed to exist.
24514 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
24516 * genautomata.c: Add a new year to the copyright. Add a new
24518 (struct insn_reserv_decl): Add comments for member bypass_list.
24519 (find_bypass): Remove.
24520 (insert_bypass): New.
24521 (process_decls): Use insert_bypass.
24522 (output_internal_insn_latency_func): Output all bypasses with the
24523 same input insn in one switch case.
24525 * rtl.def (define_bypass): Describe bypass choice.
24526 * doc/md.texi (define_bypass): Ditto.
24528 2009-03-27 Richard Guenther <rguenther@suse.de>
24530 * gimplify.c (mark_addressable): Export.
24531 * tree-flow.h (mark_addressable): Declare.
24532 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
24533 * tree-ssa.c (verify_phi_args): Verify that address taken
24534 variables have TREE_ADDRESSABLE set.
24536 2009-03-27 Richard Guenther <rguenther@suse.de>
24538 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
24539 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
24540 Do not mark decls TREE_ADDRESSABLE.
24541 (build_fold_addr_expr): Adjust.
24542 (fold_addr_expr): Remove.
24543 (fold_unary): Use build_fold_addr_expr.
24544 (fold_comparison): Likewise.
24545 (split_address_to_core_and_offset): Likewise.
24546 * coverage.c (tree_coverage_counter_addr): Mark the array decl
24548 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
24549 (gimplify_modify_expr_to_memcpy): Mark source and destination
24551 * omp-low.c (create_omp_child_function): Mark the object decl
24553 (lower_rec_input_clauses): Mark the var we take the address of
24555 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
24557 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
24559 PR middle-end/39315
24560 * cfgexpand.c (expand_one_stack_var_at): Change alignment
24561 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
24563 2009-03-27 Richard Guenther <rguenther@suse.de>
24565 PR tree-optimization/39120
24566 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
24568 (handle_lhs_call): Process return constraints. Add escape
24569 constraints if necessary.
24570 (handle_const_call): Fill out return constraints. Make nested
24571 case more precise. Avoid consttmp if possible.
24572 (handle_pure_call): Fill out return constraints. Avoid
24573 callused if possible.
24574 (find_func_aliases): Simplify call handling.
24576 2009-03-27 Richard Guenther <rguenther@suse.de>
24578 PR tree-optimization/39120
24579 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
24580 as a representative.
24581 (solve_graph): Do propagate CALLUSED.
24582 (handle_pure_call): Use a scalar constraint from CALLUSED for
24584 (find_what_p_points_to): CALLUSED shall not appear in poins-to
24587 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
24590 * c-common.c (handle_aligned_attribute): Properly check alignment
24591 overflow. Use (1U << i) instead of (1 << i).
24593 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
24595 * expr.h (get_mem_align_offset): Updated.
24597 * tree.h (tree_decl_common): Change align to "unsigned int" and
24598 move it before pointer_alias_set.
24600 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
24601 Jakub Jelinek <jakub@redhat.com>
24604 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
24605 gr_register_operand with gr_reg_or_0_operand.
24606 (cmpxchg_rel_di): Likewise.
24607 (sync_lock_test_and_set<mode>): Likewise.
24609 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
24611 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
24612 (true_regnum): Likewise.
24614 * rtlanal.c (subreg_info): Moved to ...
24615 * rtl.h (subreg_info): Here. New.
24616 (subreg_get_info): New.
24618 * rtlanal.c (subreg_get_info): Make it extern.
24620 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
24623 * config/i386/i386.c (ix86_abi): New.
24624 (override_options): Handle -mabi=.
24625 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
24626 (ix86_call_abi_override): Likewise.
24627 (init_cumulative_args): Likewise.
24628 (function_arg_advance): Likewise.
24629 (function_arg_64): Likewise.
24630 (function_arg): Likewise.
24631 (ix86_pass_by_reference): Likewise.
24632 (ix86_function_value_regno_p): Likewise.
24633 (ix86_build_builtin_va_list_abi): Likewise.
24634 (setup_incoming_varargs_64): Likewise.
24635 (is_va_list_char_pointer): Likewise.
24636 (ix86_init_machine_status): Likewise.
24637 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
24638 (ix86_function_type_abi): Return enum calling_abi. Rewrite
24639 for 64bit. Replace DEFAULT_ABI with ix86_abi.
24640 (ix86_function_abi): Make it static and return enum calling_abi.
24641 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
24643 (ix86_fn_abi_va_list): Updated.
24645 * config/i386/i386.h (ix86_abi): New.
24646 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
24647 (CONDITIONAL_REGISTER_USAGE): Likewise.
24648 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
24649 (machine_function): Likewise.
24651 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
24653 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
24654 (STACK_BOUNDARY): Likewise.
24655 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
24657 * config/i386/i386.opt (mabi=): New.
24659 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
24660 return enum calling_abi.
24661 (ix86_function_type_abi): Likewise.
24662 (ix86_function_abi): Removed.
24664 * doc/invoke.texi: Document -mabi= option for x86.
24666 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24668 * builtins.c (real_dconstp): Delete.
24669 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
24671 2009-03-27 Dodji Seketeli <dodji@redhat.com>
24672 Jakub Jelinek <jakub@redhat.com>
24675 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
24676 (gen_subprogram_die): When a function is explicit, generate the
24677 DW_AT_explicit attribute.
24678 * langhooks.h (struct lang_hooks_for_decls): Add
24679 function_decl_explicit_p langhook.
24680 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
24681 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
24683 2009-03-27 Jakub Jelinek <jakub@redhat.com>
24685 * builtins.c (fold_builtin_memory_op): Optimize memmove
24686 into memcpy if we can prove source and destination don't overlap.
24688 * tree-inline.c: Include gt-tree-inline.h.
24689 (clone_fn_id_num): New variable.
24690 (clone_function_name): New function.
24691 (tree_function_versioning): Use it.
24692 * Makefile.in (GTFILES): Add tree-inline.c.
24694 2009-03-27 Mark Mitchell <mark@codesourcery.com>
24696 * BASE-VER: Change to 4.5.0.
24698 2009-03-27 Xinliang David Li <davidxl@google.com>
24700 PR tree-optimization/39557
24701 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
24703 2009-03-27 Xinliang David Li <davidxl@google.com>
24705 PR tree-optimization/39548
24706 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
24709 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
24711 * c-common.c (pointer_int_sum): Use %wd on return from
24714 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
24716 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
24717 on return from tree_low_cst.
24719 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
24722 * ginclude/stdarg.h (va_copy): Define also for
24723 __GXX_EXPERIMENTAL_CXX0X__.
24725 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24728 * builtins.h (c_strlen): Do not warn here.
24729 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
24730 * c-common.c (pointer_int_sum): Take an explicit location.
24731 Warn about offsets out of bounds.
24732 * c-common.h (pointer_int_sum): Adjust declaration.
24734 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24736 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
24739 2009-03-26 Jakub Jelinek <jakub@redhat.com>
24742 * opts.c (warn_if_disallowed_function_p): Don't assume
24743 get_callee_fndecl must return non-NULL.
24745 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
24747 PR rtl-optimization/39522
24748 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
24749 when reg_reloaded_valid is set.
24751 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
24753 * config/spu/divv2df3.c: New file.
24754 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
24755 (DPBIT_FUNCS): Filter out _div_df.
24757 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
24759 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
24760 a jump insn, count that jump in the distance to the loop start.
24762 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
24765 * config/sh/sh.c (calc_live_regs): Fix condition for global
24766 registers except PIC_OFFSET_TABLE_REGNUM.
24768 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
24771 * doc/invoke.texi (-mconsole): New.
24773 (-mno-cygwin): New.
24775 (-mnop-fun-dllimport): New.
24779 (sub section "i386 and x86-64 Windows Options"): New.
24781 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
24783 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
24784 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
24786 2009-03-25 Richard Guenther <rguenther@suse.de>
24788 PR middle-end/39497
24789 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
24792 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
24794 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
24795 neither of haifa/selective schedulers are working.
24797 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24799 * doc/invoke.texi (Debugging Options): Fix description of
24800 -fno-merge-debug-strings.
24802 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
24804 * config/cris/libgcc.ver: New version-script.
24805 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
24807 * configure.ac <GAS features, nop mnemonic>: Add pattern
24808 crisv32-*-* for "nop".
24809 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
24810 * configure: Regenerate.
24812 2009-03-24 Ira Rosen <irar@il.ibm.com>
24814 PR tree-optimization/39529
24815 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
24816 mark_sym_for_renaming for the tag copied to the new vector
24819 2009-03-24 Arthur Loiret <aloiret@debian.org>
24821 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
24822 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
24823 EXTRA_SPEC_FUNCTIONS.
24824 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
24825 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
24826 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
24827 -march and -mtune options.
24829 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
24831 * config/m68k/t-rtems: Add m5329 multilib.
24833 2009-03-24 Dodji Seketeli <dodji@redhat.com>
24834 Jakub Jelinek <jakub@redhat.com>
24837 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
24840 2009-03-23 Jakub Jelinek <jakub@redhat.com>
24843 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
24844 instead of c_parser_expression_conv, if original_code isn't one of the
24845 4 allowed comparison codes, fail.
24847 2009-03-23 Richard Guenther <rguenther@suse.de>
24849 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
24850 * tree.h (struct tree_type): Likewise.
24851 * reload.h (struct insn_chain): Likewise.
24852 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
24853 * function.h (struct function): Likewise.
24854 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
24856 2009-03-23 Jakub Jelinek <jakub@redhat.com>
24858 PR tree-optimization/39516
24859 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
24861 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
24863 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
24864 should be set true if BITS_PER_WORD of target is bigger than 32
24866 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
24868 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
24869 Translate -B-options to -rpath-link. Correct existing
24870 rpath-link and conditionalize on !nostdlib.
24872 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24874 * doc/extend.texi (Function Attributes, Variable Attributes):
24876 * doc/invoke.texi (Debugging Options, Optimize Options)
24877 (i386 and x86-64 Options, MCore Options): Likewise.
24879 2009-03-20 Jakub Jelinek <jakub@redhat.com>
24882 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
24883 it for block local namespace aliases.
24884 (gen_decl_die): Pass context_die to gen_namespace_die.
24886 2009-03-19 Jakub Jelinek <jakub@redhat.com>
24889 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
24890 minimum or maximum value.
24892 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
24894 * reginfo.c (globalize_reg): Recompute derived reg sets.
24896 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
24899 * libgcc2.c (mprotect): Do not use signed arguments for
24900 VirtualProtect, use DWORD arguments. Also fix the 'may
24901 be used uninitialized' warning for the np variable.
24903 2009-03-19 Jakub Jelinek <jakub@redhat.com>
24906 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
24907 functions using regparm calling conventions when not optimizing.
24908 (ix86_function_sseregparm): Similarly for sseregparm calling
24911 2009-03-19 Li Feng <nemokingdom@gmail.com>
24913 PR middle-end/39500
24914 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
24915 dependence if the first conflict is after niter iterations.
24917 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
24919 PR middle-end/38609
24920 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
24921 functions with dynamic stack-pointer adjustments.
24923 2009-03-19 Ben Elliston <bje@au.ibm.com>
24925 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
24926 option; change to -msdata=data.
24928 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24930 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
24933 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
24936 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
24938 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
24940 * doc/invoke.texi (Code Gen Options): Expand discussion of
24943 2009-03-18 Jakub Jelinek <jakub@redhat.com>
24945 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
24946 * matrix-reorg.c (struct matrix_info): Likewise.
24947 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
24948 * rtl.h (struct mem_attrs): Likewise.
24949 * df.h (struct df): Likewise.
24950 * tree-data-ref.h (struct data_dependence_relation): Likewise.
24951 * ira-int.h (struct ira_allocno): Likewise.
24952 * df-scan.c (struct df_collection_rec): Likewise.
24953 * ira.c (struct equivalence): Likewise.
24954 * function.c (struct temp_slot): Likewise.
24955 * cfgloop.h (struct loop): Likewise.
24958 * function.c (use_register_for_decl): When not optimizing, disregard
24959 register keyword for variables with types containing methods.
24961 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
24963 PR middle-end/39447
24964 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
24965 (is_simple_operand): Call contains_component_ref_p before calling data
24966 reference analysis that would fail on COMPONENT_REFs.
24968 * tree-vrp.c (search_for_addr_array): Fix formatting.
24970 2009-03-18 Richard Guenther <rguenther@suse.de>
24972 * tree-vect-transform.c (vect_loop_versioning): Fold the
24973 generated comparisons.
24974 * tree-vectorizer.c (set_prologue_iterations): Likewise.
24975 (slpeel_tree_peel_loop_to_edge): Likewise.
24977 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24979 PR middle-end/37805
24980 * opts.c (print_specific_help): In addition to `undocumented',
24981 accept `separate' and `joined' flags if passed alone. Describe
24982 output by the first matched one of those.
24983 (common_handle_option): Skip over empty strings.
24984 * gcc.c (display_help): Fix help string for `--help='.
24985 * doc/invoke.texi (Option Summary, Overall Options): With
24986 `--help=', classes and qualifiers can both be repeated, but
24987 only the latter can be negated. One should not pass only
24988 negated qualifiers. Fix markup and examples.
24991 2008-10-14 Jakub Jelinek <jakub@redhat.com>
24992 PR middle-end/37805
24993 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
24994 and -fhelp=separate.
24996 2009-03-17 Jing Yu <jingyu@google.com>
24998 PR middle-end/39378
24999 * function.h (struct rtl_data): Move is_thunk from here...
25000 (struct function): ...to here.
25001 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
25002 * varasm.c (assemble_start_function): Change is_thunk from crtl to
25004 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
25006 (alpha_does_function_need_gp, alpha_start_function): Likewise.
25007 (alpha_output_function_end_prologue): Likewise.
25008 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
25009 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
25010 (rs6000_output_function_epilogue): Likewise.
25011 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
25013 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
25016 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
25017 from different units in a single alternative.
25018 (*truncdfsf_i387): Ditto.
25019 (*truncxfsf2_mixed): Ditto.
25020 (*truncxfdf2_mixed): Ditto.
25022 2009-03-17 Jakub Jelinek <jakub@redhat.com>
25024 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
25025 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
25028 * tree-ssa-live.c (remove_unused_locals): Don't remove local
25029 unused non-artificial variables when not optimizing.
25032 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
25033 DW_TAG_imported_module even if decl is IMPORTED_DECL with
25034 NAMESPACE_DECL in its DECL_INITIAL.
25036 PR middle-end/39443
25037 * optabs.c (set_user_assembler_libfunc): New function.
25038 * expr.h (set_user_assembler_libfunc): New prototype.
25039 * c-common.c: Include libfuncs.h.
25040 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
25041 for memcmp, memset, memcpy, memmove and abort.
25042 * Makefile.in (c-common.o): Depend on libfuncs.h.
25045 * dwarf2out.c (gen_inlined_enumeration_type_die,
25046 gen_inlined_structure_type_die, gen_inlined_union_type_die,
25047 gen_tagged_type_instantiation_die): Removed.
25048 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
25051 2009-03-17 Janis Johnson <janis187@us.ibm.com>
25054 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
25056 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
25057 (check-parallel-%): Ditto.
25058 (check-consistency): Ditto.
25060 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
25062 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
25063 local variable rhs by NULL_TREE.
25065 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25068 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
25070 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25073 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
25075 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25078 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
25079 for ms->sysv ABI calls only in 64bit mode.
25081 * config/i386/i386.md (untyped_call): Support 32bit.
25083 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
25085 * doc/extend.texi: Replace x86_65 with x86_64.
25087 2009-03-16 Jakub Jelinek <jakub@redhat.com>
25089 PR tree-optimization/39455
25090 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
25091 mismatches for POINTER_TYPE_P (type).
25092 (number_of_iterations_le): Likewise.
25094 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
25096 * config/picochip/picochip.c: Removed profiling support.
25097 * config/picochip/picochip.md: Removed profiling instruction.
25098 * config/picochip/picochip.h: Removed profiling builtin.
25100 2009-03-16 Joseph Myers <joseph@codesourcery.com>
25102 * doc/install.texi (--with-host-libstdcxx): Document.
25104 2009-03-14 Anatoly Sokolov <aesok@post.ru>
25107 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
25108 generate a warning if the function name does not begin with
25109 "__vector" and the function has either the 'signal' or 'interrupt'
25110 attribute, from here to ...
25111 (avr_declare_function_name): ...here. New function.
25112 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
25113 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
25115 2009-03-14 Jakub Jelinek <jakub@redhat.com>
25118 * cse.c (fold_rtx): Don't modify original const_arg1 when
25119 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
25120 separate variable instead.
25121 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
25122 from out of range shift counts.
25123 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
25125 2009-03-13 Catherine Moore <clm@codesourcery.com>
25127 * config/i386/x-mingw32 (host-mingw32.o): Replace
25128 diagnostic.h with $(DIAGNOSTIC_H).
25130 2009-03-12 Jakub Jelinek <jakub@redhat.com>
25133 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
25135 * config/i386/sync.md (sync_compare_and_swap<mode>,
25136 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
25137 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
25139 (sync_double_compare_and_swapdi_pic,
25140 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
25141 cmpxchg8b_pic_memory_operand instead of just memory_operand.
25143 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25146 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
25148 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25151 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
25152 (avx_addsubv4df3): Likewise.
25153 (*avx_addsubv4sf3): Likewise.
25154 (sse3_addsubv4sf3): Likewise.
25156 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25159 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
25161 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
25164 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
25165 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
25166 registers for allocnos created from user-defined variables.
25168 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25171 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
25172 of non-integer mode as well.
25174 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
25176 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
25177 for functions for which the parameter types are unknown.
25179 2009-03-11 Jakub Jelinek <jakub@redhat.com>
25182 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
25183 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
25184 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
25185 * config/i386/i386.c (ix86_local_alignment): For
25186 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
25187 long long variables on the stack to avoid dynamic realignment.
25188 Allow the first argument to be a decl rather than type.
25189 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
25191 2009-03-11 Nick Clifton <nickc@redhat.com>
25194 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
25196 Add description to mno-lsim option.
25197 * config/mcore/mcore.h: Remove comment about deprecated m4align
25199 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
25200 * doc/invoke.texi: Add description of mno-lsim and
25201 mstack-increment options.
25203 * config/fr30/fr30.opt: Document the -mno-lsim option.
25204 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
25205 and -mno-lsim options.
25207 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25209 * fold-const.c (fold_comparison): Only call fold_inf_compare
25210 if the mode supports infinities.
25212 2009-03-11 Jason Merrill <jason@redhat.com>
25215 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
25216 end already did. Notice GIMPLE_CALL modifications of the result.
25217 Don't copy debug information from an ignored decl or a decl from
25220 2009-03-10 Richard Guenther <rguenther@suse.de>
25221 Nathan Froyd <froydnj@codesourcery.com>
25223 PR middle-end/37850
25224 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
25225 (__divMODE3): Likewise.
25227 2009-03-09 Jakub Jelinek <jakub@redhat.com>
25229 PR tree-optimization/39394
25230 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
25231 DECL_SIZE_UNIT of variable length FIELD_DECLs.
25233 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
25235 * recog.c (verfiy_changes): Disallow renaming of hard regs in
25236 inline asms for register asm ("") declarations.
25238 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
25240 * fold-const.c (fold_unary): Fix comment.
25242 2009-03-07 Jan Hubicka <jh@suse.cz>
25245 * tree-inline.c (setup_one_parameter): Do replacement of const
25246 argument by constant in SSA form.
25248 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25250 PR middle-end/38028
25251 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
25252 determine alignment passed to assign_stack_local.
25253 (assign_parms_unsplit_complex): Likewise.
25254 * except.c (sjlj_build_landing_pads): Likewise.
25256 2009-03-06 Jakub Jelinek <jakub@redhat.com>
25258 PR middle-end/39360
25259 * tree-flow.h (add_referenced_var): Return bool instead of void.
25260 * tree-dfa.c (add_referenced_var): Return result of
25261 referenced_var_check_and_insert call.
25262 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
25263 of referenced_var_check_and_insert.
25266 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
25267 (gen_variable_die): Emit DW_AT_location on abstract static variable's
25268 DIE, don't emit it if abstract origin already has it.
25269 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
25270 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
25272 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
25274 * genpreds.c (needs_variable): Fix parentheses at variable name
25276 (write_tm_constrs_h): Indent generated code.
25278 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
25280 * doc/extend.texi (Function Attributes): Add documentation
25281 for isr attributes.
25283 2009-03-06 Jakub Jelinek <jakub@redhat.com>
25286 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
25287 take locus from its DECL_SOURCE_LOCATION instead of input_location.
25289 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
25291 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
25294 2009-03-05 Jakub Jelinek <jakub@redhat.com>
25297 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
25298 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
25300 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
25302 * config/i386/i386.md (R8_REG, R9_REG): New constants.
25303 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
25304 constants instead of magic numbers.
25305 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
25307 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
25308 (x86_64_ms_abi_int_parameter_registers): Ditto.
25309 (x86_64_int_return_registers): Ditto.
25310 (ix86_maybe_switch_abi): Ditto.
25311 (ix86_expand_call): Ditto for clobbered_registers array.
25312 (ix86_hard_regno_mode_ok): Ditto.
25313 (x86_extended_QIreg_mentioned_p): Ditto.
25315 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
25317 PR tree-optimization/39349
25318 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
25320 * combine.c (gen_lowpart_for_combine): Use omode when generating
25323 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
25325 PR rtl-optimization/39235
25326 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
25328 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
25330 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
25332 2009-03-04 Richard Guenther <rguenther@suse.de>
25334 PR tree-optimization/39362
25335 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
25336 that occur in abnormal PHIs should be varying.
25338 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
25340 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
25342 (simple_iv): Take loop as an argument instead of statement.
25343 * tree-scalar-evolution.h (simple_iv): Declaration changed.
25344 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
25346 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
25348 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
25349 * matrix-reorg.c (analyze_transpose): Ditto.
25350 * tree-data-ref.c (dr_analyze_innermost): Ditto.
25351 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
25352 * tree-predcom.c (ref_at_iteration): Ditto.
25353 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
25355 2009-03-04 Richard Guenther <rguenther@suse.de>
25357 PR tree-optimization/39358
25358 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
25359 escaped_id and callused_id.
25360 (solve_graph): Likewise.
25362 2009-03-04 Richard Guenther <rguenther@suse.de>
25364 PR tree-optimization/39339
25365 * tree-sra.c (try_instantiate_multiple_fields): Make it
25366 no longer ICE on the above.
25368 2009-03-03 Joseph Myers <joseph@codesourcery.com>
25370 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
25371 that fits within Pmode.
25373 2009-03-03 Steve Ellcey <sje@cup.hp.com>
25375 PR middle-end/10109
25376 * tm.texi (LIBCALL_VALUE): Update description.
25378 2009-03-03 Steve Ellcey <sje@cup.hp.com>
25380 PR middle-end/34443
25381 * doc/extend.texi (section): Update description.
25383 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
25385 PR middle-end/39345
25386 * tree-inline.c (remapped_type): New.
25387 (can_be_nonlocal): Call remapped_type instead of remap_type.
25389 2009-03-03 Jakub Jelinek <jakub@redhat.com>
25392 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
25393 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
25395 2009-03-03 Richard Guenther <rguenther@suse.de>
25397 PR middle-end/39272
25398 * tree.c (tree_nonartificial_location): New function.
25399 * tree.h (tree_nonartificial_location): Declare.
25400 * builtins.c (expand_builtin_memory_chk): Provide location
25401 of the call location for artificial function pieces.
25402 (maybe_emit_chk_warning): Likewise.
25403 (maybe_emit_sprintf_chk_warning): Likewise.
25404 (maybe_emit_free_warning): Likewise.
25405 * expr.c (expand_expr_real_1): Likewise.
25407 2009-03-03 Jakub Jelinek <jakub@redhat.com>
25409 PR tree-optimization/39343
25410 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
25411 COMPONENT_REF t has ARRAY_TYPE.
25413 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
25415 PR middle-end/39335
25416 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
25417 when the type precision of the induction variable should be
25418 larger than the type precision of nit.
25419 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
25420 * graphite.c (graphite_loop_normal_form): Same.
25421 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
25423 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
25425 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
25426 (*call_1_rex64_ms_sysv): Use named constants instead of magic
25427 numbers to describe clobbered registers.
25428 (*call_value_0_rex64_ms_sysv): Ditto.
25429 * config/i386/mmx.md (mmx_emms): Ditto.
25430 (mmx_femms): Ditto.
25432 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
25434 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
25437 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25439 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
25440 (spu_section_type_flags): New function.
25442 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
25444 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
25445 reg_class_contents of FLOAT_REGS into a temporary.
25447 2009-03-02 Richard Guenther <rguenther@suse.de>
25448 Ira Rosen <irar@il.ibm.com>
25450 PR tree-optimization/39318
25451 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
25452 information to the vectorized statement.
25454 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
25456 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
25457 variable. Use defined names instead of magic constants for REX SSE
25460 2009-03-01 Richard Guenther <rguenther@suse.de>
25462 PR tree-optimization/39331
25463 * omp-low.c (lower_send_shared_vars): Do not receive new
25464 values for the reference of DECL_BY_REFERENCE parms or results.
25466 2009-03-01 Jan Hubicka <jh@suse.cz>
25469 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
25470 BLOCK_NONLOCALIZED_VAR): New macros.
25471 (tree_block): Add nonlocalized_vars.
25472 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
25473 gen_decl_die): Add origin argument. Allow generation of die with
25474 origin at hand only.
25475 (gen_member_die, gen_type_die_with_usage, force_decl_die,
25476 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
25478 (gen_block_die): Fix checking for unused blocks.
25479 (process_scope_var): Break out from .... ; work with origins only.
25480 (decls_for_scope) ... here; process nonlocalized list.
25481 (dwarf2out_ignore_block): Look for nonlocalized vars.
25482 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
25484 (dump_scope_block): Dump them.
25485 * tree-inline.c (remap_decls): Handle nonlocalized vars.
25486 (remap_block): Likewise.
25487 (can_be_nonlocal): New predicate.
25488 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
25490 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25492 * configure: Regenerate.
25494 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25496 * optc-gen.awk: No need to duplicate option flags twice.
25497 Reuse help texts for duplicate options which do not have any.
25499 * gcc.c (display_help): Document --version.
25501 * gcc.c (main): If print_help_list and verbose_flag, ensure
25502 driver output comes before subprocess output.
25504 * optc-gen.awk: Assign all remaining fields to help string,
25505 space-separated, for multi-line help in *.opt.
25507 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
25508 -Wno-pedantic-ms-format is for MinGW targets only.
25510 * doc/options.texi (Option file format): Fix bad indentation,
25511 restoring dropped sentence.
25513 2009-02-28 Jan Hubicka <jh@suse.cz>
25515 * tree-inline.c (tree_function_versioning): Output debug info.
25517 2009-02-28 Jan Hubicka <jh@suse.cz>
25520 * tree-inline.c (setup_one_parameter): Do not copy propagate
25521 arguments when not optimizing.
25523 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
25526 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
25527 (avx_addsubv4df3): Likewise.
25528 (*avx_addsubv4sf3): Likewise.
25529 (sse3_addsubv4sf3): Likewise.
25530 (*avx_addsubv2df3): Likewise.
25531 (sse3_addsubv2df3): Likewise.
25532 (avx_unpckhps256): Correct item selectors.
25533 (avx_unpcklps256): Likewise.
25534 (avx_unpckhpd256): Likewise.
25535 (avx_unpcklpd256): Likewise.
25537 2009-02-28 Jan Hubicka <jh@suse.cz>
25539 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
25541 (copy_arguments_for_versioning): If var is declared don't declare it.
25542 (tree_function_versioning): First setup substitutions and then copy
25545 2009-02-27 Jan Hubicka <jh@suse.cz>
25548 * cgraph.h (varpool_output_debug_info): Remove.
25549 * cgraphunit.c (varpool_output_debug_info): Remove.
25550 * dwarf2out.c (deferred_locations_struct): New struct
25551 (deferred_locations): New type.
25552 (deferred_locations_list): New static var.
25553 (deffer_location): New function.
25554 (gen_variable_die): Use it.
25555 (decls_for_scope): Output info on local static vars.
25556 (dwarf2out_finish): Process deferred locations.
25557 * varpool.c (varpool_output_debug_info): Remove.
25559 2009-02-27 Jan Hubicka <jh@suse.cz>
25562 * tree.h (TREE_PROTECTED): Fix comment.
25563 (BLOCK_HANDLER_BLOCK): Remove.
25564 (struct tree_block): Remove handler_block add body_block.
25565 (inlined_function_outer_scope_p): New.
25566 (is_body_block): Remove.
25567 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
25568 * dwarf2out.c (is_inlined_entry_point): Remove.
25569 (add_high_low_attributes): Use inlined_function_outer_scope_p.
25570 (gen_block_die): Use is_inlined_entry_point check. Remove body block
25572 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
25573 * gimplify.c (gimplify_expr): Gimplify body blocks.
25574 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
25575 block with multiple subblocks.
25576 (dump_scope_block): Prettier output; dump more flags and info.
25577 (dump_scope_blocks): New.
25578 (remove_unused_locals): Use dump_scope_blocks.
25579 * tree-flow.h (dump_scope_blocks): Declare.
25580 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
25581 * stmt.c (is_body_block): Remove.
25582 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
25583 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
25585 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
25587 PR middle-end/39308
25588 * graphite.c (graphite_loop_normal_form): Do not call
25589 number_of_iterations_exit from a gcc_assert.
25591 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
25593 * config/s390/s390.c (s390_swap_cmp): Look for conditional
25594 jumps if COND is NULL.
25595 (find_cond_jump): New function.
25596 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
25597 * config/s390/s390.md: Remove z10_cobra attribute value.
25599 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
25601 * config/alpha/alpha.h (alpha_expand_mov): Return false if
25602 force_const_mem returns NULL_RTX.
25604 2009-02-26 Jan Hubicka <jh@suse.cz>
25607 * cgraph.h (varpool_output_debug_info): Remove.
25608 * cgraphunit.c (varpool_output_debug_info): Remove.
25609 * dwarf2out.c (deferred_locations_struct): New struct
25610 (deferred_locations): New type.
25611 (deferred_locations_list): New static var.
25612 (deffer_location): New function.
25613 (gen_variable_die): Use it.
25614 (decls_for_scope): Output info on local static vars.
25615 (dwarf2out_finish): Process deferred locations.
25616 * varpool.c (varpool_output_debug_info): Remove.
25618 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
25620 PR rtl-optimization/39241
25621 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
25622 to subreg_offset_representable_p.
25624 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
25626 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
25627 execute function prototype. Get f and nregs from max_reg_num
25628 and get_insns. Remove the first backward pass as it's dead,
25629 guard the forward pass by flag_expensive_optimizations.
25630 (rest_of_handle_regmove): Delete.
25631 (pass_regmove): Replace it with regmove_optimize.
25633 2009-02-25 Martin Jambor <mjambor@suse.cz>
25635 PR tree-optimization/39259
25636 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
25637 calls_alloca function flags.
25638 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
25639 calls are detected.
25641 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
25643 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
25644 flags_set_1_rtx, flags_set_1_set): Delete.
25645 (regmove_optimize): Do not call mark_flags_life_zones.
25647 2009-02-24 Julian Brown <julian@codesourcery.com>
25650 * config/arm/arm.c (require_pic_register): Only set
25651 cfun->machine->pic_reg once per function.
25653 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
25655 * doc/invoke.texi (Link Options): Document an easier way to pass
25656 options that take arguments to the GNU linker using -Xlinker and -Wl.
25658 2009-02-24 Steve Ellcey <sje@cup.hp.com>
25661 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
25663 2009-02-24 Richard Guenther <rguenther@suse.de>
25666 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
25668 2009-02-24 Richard Guenther <rguenther@suse.de>
25669 Zdenek Dvorak <ook@ucw.cz>
25671 PR tree-optimization/39233
25672 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
25673 from converting them to a generic type.
25675 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
25677 PR tree-optimization/39260
25678 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
25679 contains a condition with a real type.
25680 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
25682 2009-02-23 Jason Merrill <jason@redhat.com>
25685 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
25686 narrowing_initializer_constant_valid_p.
25687 (narrowing_initializer_constant_valid_p): Don't return
25688 null_pointer_node for adding a pointer to itself.
25690 2009-02-23 Jan Hubicka <jh@suse.cz>
25693 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
25696 2009-02-23 Jan Hubicka <jh@suse.cz>
25698 PR tree-optimization/37709
25699 * tree.c (block_ultimate_origin): Move here from dwarf2out.
25700 * tree.h (block_ultimate_origin): Declare.
25701 * dwarf2out.c (block_ultimate_origin): Move to tree.c
25702 * tree-ssa-live.c (remove_unused_scope_block_p):
25703 Eliminate blocks containig no instructions nor live variables nor
25705 (dump_scope_block): New function.
25706 (remove_unused_locals): Enable removal of dead blocks by default;
25707 enable dumping at TDF_DETAILS.
25709 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
25711 * config/i386/i386.c (classify_argument): Don't allow COImode
25713 (function_arg_advance_32): Don't allow OImode.
25714 (function_arg_32): Likewise.
25715 (function_value_32): Likewise.
25716 (return_in_memory_32): Likewise.
25717 (function_arg_64): Remove OImode comment.
25719 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
25722 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
25723 ix86_expand_vector_set for V4DImode in 64bit mode only.
25724 (ix86_expand_vector_init_one_var): Likewise.
25726 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
25728 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
25730 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
25733 * loop-iv.c: Revert last change.
25734 * emit-rtl.c: Likewise.
25736 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
25739 * config/i386/i386.c (type_natural_mode): Remove an extra
25740 space in the warning message.
25741 (function_value_32): Handle 32-byte vector modes.
25742 (return_in_memory_32): Likewise.
25744 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
25746 * loop-iv.c (truncate_value): New function.
25747 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
25749 (lowpart_subreg): Move to...
25750 * emit-rtl.c: ...here.
25752 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
25754 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
25755 accidental and undocumented change at revision 140860.
25757 2009-02-21 Joseph Myers <joseph@codesourcery.com>
25759 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
25760 take gimple_seq * arguments.
25761 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
25762 types_compatible_p langhook.
25764 2009-02-20 Mark Mitchell <mark@codesourcery.com>
25765 Joseph Myers <joseph@codesourcery.com>
25767 * config/arm/arm.c (arm_builtin_va_list): New function.
25768 (arm_expand_builtin_va_start): Likewise.
25769 (arm_gimplify_va_arg_expr): Likewise.
25770 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
25771 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
25772 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
25773 (va_list_type): New variable.
25774 (arm_mangle_type): Mangle va_list_type appropriately.
25776 2009-02-20 Jakub Jelinek <jakub@redhat.com>
25778 PR middle-end/39157
25779 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
25780 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
25781 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
25782 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
25783 parameter to 1000 for -O1 by default.
25784 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
25786 * loop-invariant.c: Include params.h.
25787 (move_loop_invariants): Don't call move_single_loop_invariants on
25790 2009-02-20 Jaka Mocnik <jaka@xlab.si>
25792 * calls.c (emit_library_call_value_1): Use slot_offset instead of
25793 offset when calculating bounds for indexing stack_usage_map. Fixes
25794 a buffer overflow with certain target setups.
25796 2009-02-20 Jakub Jelinek <jakub@redhat.com>
25799 * calls.c (expand_call): Clear try_tail_call if caller and callee
25800 disagree in promotion of function return value.
25802 2009-02-19 Jakub Jelinek <jakub@redhat.com>
25805 * c-common.c (c_determine_visibility): If visibility changed and
25806 DECL_RTL has been already set, call make_decl_rtl to update symbol
25809 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
25812 * varasm.c (assemble_variable): Don't check DECL_NAME when
25813 globalizing a variable.
25815 2009-02-19 Joseph Myers <joseph@codesourcery.com>
25818 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
25819 expression before any __builtin_trap call.
25820 * c-typeck.c (build_function_call): Convert and check function
25821 arguments before generating a call to a trap. Evaluate the
25822 function arguments before the trap.
25824 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
25827 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
25828 (UNSPEC_FXAM_MEM): New unspec.
25829 (fxam<mode>2_i387_with_temp): New insn and split pattern.
25830 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
25831 memory using fxam<mode>2_i387_with_temp to remove excess precision.
25833 2009-02-19 Richard Guenther <rguenther@suse.de>
25835 PR tree-optimization/39207
25836 PR tree-optimization/39074
25837 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
25838 storedanything_tree): New.
25839 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
25840 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
25841 (build_succ_graph): Add edges from STOREDANYTHING to all
25843 (init_base_vars): Initialize STOREDANYTHING.
25844 (compute_points_to_sets): Free substitution info after
25845 building the succ graph.
25846 (ipa_pta_execute): Likewise.
25848 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
25850 (do_ds_constraint): Do not add to special var or non-pointer
25852 (type_could_have_pointers): Split out from ...
25853 (could_have_pointers): ... here. For arrays use the element type.
25854 (create_variable_info_for): Initialize may_have_pointers.
25855 (new_var_info): Likewise.
25856 (handle_lhs_call): Make the HEAP variable unknown-sized.
25857 (intra_create_variable_infos): Use a type with pointers for
25858 PARM_NOALIAS, make it unknown-sized.
25860 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
25863 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
25865 2009-02-18 Jason Merrill <jason@redhat.com>
25868 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
25869 value if DECL_EXTERNAL.
25870 * tree-sra.c (sra_walk_gimple_assign): Likewise.
25871 * target.h (gcc_target::binds_local_p): Clarify "module".
25872 * tree.h (TREE_PUBLIC): Clarify "module".
25874 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
25877 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
25878 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
25880 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
25883 * c.opt (Wabi): Support C and ObjC.
25886 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
25888 * config/i386/i386.c (classify_argument): Warn once about the ABI
25889 change when passing union with long double.
25891 * doc/invoke.texi: Update -Wabi for warning psABI changes.
25893 2009-02-18 Joseph Myers <joseph@codesourcery.com>
25896 * c-parser.c (c_parser_compound_statement): Always enter and leave
25899 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25902 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
25904 2009-02-18 Jakub Jelinek <jakub@redhat.com>
25906 PR tree-optimization/36922
25907 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
25908 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
25911 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
25913 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
25916 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
25918 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
25920 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
25922 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
25925 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
25926 Richard Sandiford <rdsandiford@googlemail.com>
25928 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
25929 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
25930 (loongson_biadd): ...this.
25932 2009-02-17 Richard Guenther <rguenther@suse.de>
25934 PR tree-optimization/39202
25935 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
25936 a var make sure to follow existing collapses.
25938 2009-02-17 Richard Guenther <rguenther@suse.de>
25940 PR middle-end/39214
25941 * langhooks.c (lhd_print_error_function): Check for NULL block.
25943 2009-02-17 Richard Guenther <rguenther@suse.de>
25945 PR tree-optimization/39204
25946 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
25949 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
25951 * config/soft-fp/double.h: Update from glibc CVS.
25953 2009-02-17 Richard Guenther <rguenther@suse.de>
25955 PR tree-optimization/39207
25956 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
25957 strict-aliasing warnings for pointers pointing to NULL.
25959 2009-02-16 Joseph Myers <joseph@codesourcery.com>
25962 * c-parser.c (c_parser_braced_init): Call pop_init_level when
25963 skipping until next close brace.
25965 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
25968 * config/i386/i386.c (ix86_expand_push): Set memory alignment
25969 to function argument boundary.
25971 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
25973 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
25974 in the lea_add. Reload eventually constraints it properly.
25975 * config/picochip/constraints.md: Remove the target constraint
25976 "b", since it is not needed anymore.
25978 2009-02-16 Jakub Jelinek <jakub@redhat.com>
25980 * gthr-dce.h: Uglify function parameter and local variable names.
25981 * gthr-gnat.h: Likewise.
25982 * gthr-mipssde.h: Likewise.
25983 * gthr-nks.h: Likewise.
25984 * gthr-posix95.h: Likewise.
25985 * gthr-posix.h: Likewise.
25986 * gthr-rtems.h: Likewise.
25987 * gthr-single.h: Likewise.
25988 * gthr-solaris.h: Likewise.
25989 * gthr-tpf.h: Likewise.
25990 * gthr-vxworks.h: Likewise.
25991 * gthr-win32.h: Likewise.
25993 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
25996 * config/i386/i386.md: Restrict the new peephole2 to move
25997 between MMX/SSE registers.
25999 2009-02-15 Richard Guenther <rguenther@suse.de>
26002 2009-02-13 Richard Guenther <rguenther@suse.de>
26004 * configure.ac: Enable LFS.
26005 * configure: Re-generate.
26006 * config.in: Likewise.
26008 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26010 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
26011 spu_srqwbyte, spu_srqwbytebc): Define.
26012 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
26013 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
26014 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
26015 "shrqby_<mode>"): New insn-and-split patterns.
26016 * config/spu/spu.c (expand_builtin_args): Determine and return
26017 number of operands using spu_builtin_description data.
26018 (spu_expand_builtin_1): Use it.
26020 2009-02-13 Steve Ellcey <sje@cup.hp.com>
26023 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
26026 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26029 * config/i386/i386.c (override_options): Correct warning
26030 messages for -malign-loops, -malign-jumps and -malign-functions.
26032 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26035 * config/i386/i386.md: Restrict the new peephole2 to move
26036 between the general purpose registers.
26038 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26041 * config/i386/i386.c (type_natural_mode): Add a new argument.
26042 Return the original mode and warn ABI change if vector size is 32byte.
26043 (function_arg_advance): Updated.
26044 (function_arg): Likewise.
26045 (ix86_function_value): Likewise.
26046 (ix86_return_in_memory): Likewise.
26047 (ix86_sol10_return_in_memory): Likewise.
26048 (ix86_gimplify_va_arg): Likewise.
26049 (function_arg_32): Don't warn ABX ABI change here.
26050 (function_arg_64): Likewise.
26052 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
26054 * loop-iv.c (implies_p): In the final case, test that operands 0
26055 of the two comparisons match.
26057 * config/bfin/bfin.c (find_prev_insn_start): New function.
26058 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
26059 (find_next_insn_start): Move.
26061 2009-02-13 Richard Guenther <rguenther@suse.de>
26063 * configure.ac: Enable LFS.
26064 * configure: Re-generate.
26065 * config.in: Likewise.
26067 2009-02-13 Joseph Myers <joseph@codesourcery.com>
26070 * c-parser.c (c_parser_parms_list_declarator): Discard pending
26071 sizes on syntax error after some arguments have been parsed.
26073 2009-02-12 Jakub Jelinek <jakub@redhat.com>
26075 * doc/invoke.texi (-fira): Remove.
26077 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26079 * caller-save.c: Replace regclass.c with reginfo.c in comments.
26080 * recog.c: Likewise.
26083 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
26085 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
26086 (umul_ppmm): Likewise.
26087 (count_leading_zeros): Likewise.
26088 (count_trailing_zeros): Likewise.
26089 (UMUL_TIME): Likewise.
26091 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26093 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
26094 soft-fp/t-softfp to tmake_file.
26096 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
26097 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
26098 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
26099 IA64_BUILTIN_INFQ]: New.
26100 (ia64_init_builtins): Initialize __builtin_infq,
26101 __builtin_fabsq and __builtin_copysignq if not HPUX.
26102 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
26103 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
26105 * config/ia64/lib1funcs.asm (__divtf3): Define only if
26107 (__fixtfti): Likewise.
26108 (__fixunstfti): Likewise.
26109 (__floattitf): Likewise.
26111 * config/ia64/libgcc-glibc.ver: New.
26112 * config/ia64/t-fprules-softfp: Likewise.
26113 * config/ia64/sfp-machine.h: Likewise.
26115 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
26116 (LIBGCC2_TF_CEXT): Likewise.
26117 (TF_SIZE): Likewise.
26118 (TARGET_INIT_LIBFUNCS): Likewise.
26120 * config/ia64/t-glibc (SHLINB_MAPFILES):
26121 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
26123 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26125 * config/i386/i386.c (construct_container): Rewrite processing
26126 BLKmode with X86_64_SSE_CLASS.
26128 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
26131 * config/i386/i386.md: Replace simplify_replace_rtx with
26132 replace_rtx in the new peephole2.
26134 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
26136 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
26137 loop unrolling do not happen at -O2.
26139 2009-02-12 Michael Matz <matz@suse.de>
26141 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
26143 2009-02-12 Jakub Jelinek <jakub@redhat.com>
26145 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
26148 2009-02-12 Ben Elliston <bje@au.ibm.com>
26150 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
26151 patterns when updating the back chain. Missed in the 2009-02-10
26154 2009-02-11 Janis Johnson <janis187@us.ibm.com>
26156 * doc/extend.texi (Decimal Floating Types): Update identifier of
26157 draft TR and list of missing support.
26159 2009-02-11 Jakub Jelinek <jakub@redhat.com>
26161 PR middle-end/39154
26162 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
26163 bit to variable length decl's flags, add it also to its
26164 pointer replacement variable.
26166 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
26167 Jakub Jelinek <jakub@redhat.com>
26170 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
26171 (memory_blockage): New expander.
26172 (*memory_blockage): New insn pattern.
26173 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
26174 instead of general blockage at the end of function prologue when
26175 frame pointer is used to access red zone area. Do not emit blockage
26176 when profiling, it is emitted in generic code.
26177 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
26178 function epilogue when frame pointer is used to access red zone area.
26180 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
26183 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
26184 by arithmetic with memory operands.
26185 * config/i386/predicates.md (commutative_operator): New.
26187 2009-02-10 Janis Johnson <janis187@us.ibm.com>
26189 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
26192 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
26194 * alias.h (record_alias_subset): Declare.
26195 * alias.c (record_alias_subset): Make global.
26197 2009-02-10 Nick Clifton <nickc@redhat.com>
26199 * tree-parloops.c: Change license to GPLv3.
26200 * ipa-struct-reorg.c: Change license to GPLv3.
26201 * ipa-struct-reorg.h: Change license to GPLv3.
26203 2009-02-10 Steve Ellcey <sje@cup.hp.com>
26206 * c-decl.c (start_struct): Return NULL on error.
26208 2009-02-10 Jakub Jelinek <jakub@redhat.com>
26210 PR middle-end/39124
26211 * cfgloopmanip.c (remove_path): Call remove_bbs after
26212 cancel_loop_tree, not before it.
26215 * function.h (struct function): Add has_local_explicit_reg_vars bit.
26216 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
26217 VAR_DECLs were seen.
26218 * tree-ssa-live.c (remove_unused_locals): Recompute
26219 cfun->has_local_explicit_reg_vars.
26220 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
26221 copies or clearings if cfun->has_local_explicit_reg_vars.
26223 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
26226 * config/i386/i386.c (expand_prologue): Emit blockage at the end
26227 of function prologue when frame pointer is used to access
26230 2009-02-10 Richard Guenther <rguenther@suse.de>
26232 PR middle-end/39127
26233 * gimplify.c (gimple_regimplify_operands): Always look if
26234 we need to create a temporary.
26236 2009-02-10 Richard Guenther <rguenther@suse.de>
26238 PR tree-optimization/39132
26239 * tree-loop-distribution.c (todo): New global var.
26240 (generate_memset_zero): Trigger TODO_rebuild_alias.
26241 (tree_loop_distribution): Return todo.
26243 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
26246 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
26247 (x86_64_reg_class_name): Removed.
26248 (classify_argument): Return 0 if bytes > 32. Return 0 if the
26249 first one isn't X86_64_SSE_CLASS or any other ones aren't
26250 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
26251 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
26252 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
26253 and 3 X86_64_SSEUP_CLASS.
26254 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
26255 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
26257 2009-02-10 Ben Elliston <bje@au.ibm.com>
26259 * config/rs6000/rs6000.md (allocate_stack): Always use an update
26260 form instruction to update the stack back chain word, even if the
26261 user has disabled the generation of update instructions.
26262 (movdi_<mode>_update_stack): New.
26263 (movsi_update_stack): Likewise.
26264 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
26265 always use an update form instruction to update the stack back
26268 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
26270 PR middle-end/38953
26271 * graphite.c (if_region_set_false_region): After moving a region in
26272 the false branch of a condition, remove the empty dummy basic block.
26273 (gloog): Remove wrong fix for PR38953.
26275 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26277 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
26278 generation due to implicit sign extension.
26280 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
26282 PR middle-end/38981
26283 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
26284 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
26286 2009-02-09 Richard Guenther <rguenther@suse.de>
26288 PR middle-end/35202
26289 * convert.c (convert_to_real): Disable (float)fn((double)x)
26290 to fnf(x) conversion if errno differences may occur and
26291 -fmath-errno is set.
26293 2009-02-07 Anatoly Sokolov <aesok@post.ru>
26295 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
26296 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
26297 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
26299 2009-02-06 Joseph Myers <joseph@codesourcery.com>
26302 * c-common.c (handle_alias_attribute): Disallow attribute for
26303 anything not a FUNCTION_DECL or VAR_DECL.
26305 2009-02-06 Janis Johnson <janis187@us.ibm.com>
26308 * real.c (do_compare): Special-case compare of zero against
26309 decimal float value.
26311 2009-02-06 Joseph Myers <joseph@codesourcery.com>
26314 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
26315 as indicating flexible array members unless the field itself is
26316 being declarared as the incomplete array.
26318 2009-02-06 Jan Hubicka <jh@suse.cz>
26320 PR tree-optimization/38844
26321 * ipa-inline.c (try_inline): Stop inlining recursion when edge
26322 is already inlined.
26324 2009-02-06 Richard Guenther <rguenther@suse.de>
26326 PR middle-end/38977
26327 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
26328 fork because we may expand it as __gcov_fork.
26330 2009-02-06 Nick Clifton <nickc@redhat.com>
26332 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
26334 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
26336 PR tree-optimization/35659
26337 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
26338 vn_phi_eq): Shortcut if hashcode does not match.
26339 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
26341 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
26342 and avoid iterative_hash_expr.
26343 (FOR_EACH_VALUE_ID_IN_SET): New.
26344 (value_id_compare): Remove.
26345 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
26346 sort expressions by value id.
26348 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
26351 * config/sh/predicates.md (general_movsrc_operand): Don't check
26352 the subreg of system registers here.
26354 2009-02-05 Jakub Jelinek <jakub@redhat.com>
26357 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
26358 on the copied decl.
26360 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
26362 PR rtl-optimization/39110
26363 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
26364 addresses, not aligned ones.
26366 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
26367 Richard Guenther <rguenther@suse.de>
26369 PR tree-optimization/39100
26370 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
26371 comment says and add edges.
26373 2009-02-05 Joseph Myers <joseph@codesourcery.com>
26376 * c-common.c (handle_tls_model_attribute): Ignore attribute for
26377 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
26379 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
26381 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
26382 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
26383 register_bb_in_sese, new_sese, free_sese): Moved.
26384 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
26385 outermost_loop_in_scop, build_scop_iteration_domain,
26386 expand_scalar_variables_ssa_name, get_vdef_before_scop,
26387 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
26388 Use loop_in_sese_p instead of loop_in_scop_p.
26389 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
26390 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
26391 (scopdet_basic_block_info): Fix bug in scop detection.
26392 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
26393 eq_loop_to_cloog_loop): Remove.
26394 (nb_loops_around_loop_in_scop, nb_loop
26395 ref_nb_loops): Moved here...
26396 * graphite.h (ref_nb_loops): ... from here.
26397 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
26398 (loop_domain_dim, loop_iteration_vector_dim): Remove.
26399 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
26401 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
26402 Hans-Peter Nilsson <hp@axis.com>
26404 PR rtl-optimization/37889
26405 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
26406 Move offset handling from PLUS to before the switch. Use new
26407 arguments when considering SYMBOL_REFs too.
26408 (rtx_addr_can_trap_p): Pass dummy offset and size.
26409 (enum may_trap_p_flags): Remove.
26410 (may_trap_p_1): Pass size from MEM_SIZE.
26412 PR rtl-optimization/38921
26413 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
26414 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
26415 * rtlanal.c (may_trap_after_code_motion_p): Delete.
26416 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
26418 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
26420 AVX Programming Reference (January, 2009)
26421 * config/i386/sse.md (*vpclmulqdq): New.
26423 2009-02-04 Jakub Jelinek <jakub@redhat.com>
26425 PR tree-optimization/38977
26426 PR gcov-profile/38292
26427 * calls.c (special_function_p): Disregard __builtin_ prefix.
26429 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
26431 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
26432 non-indexable addresses even before reload.
26434 2009-02-03 Joseph Myers <joseph@codesourcery.com>
26437 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
26438 as having variable size. Do not give an error for unnamed
26439 parameters with [*] declarators. Give a warning for type names
26440 with [*] declarators and mark them as variable size.
26441 * c-parser.c (c_parser_sizeof_expression): Do not give an error
26442 for sizeof applied to [*] type names.
26444 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
26447 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
26449 2009-02-03 Jakub Jelinek <jakub@redhat.com>
26451 * gcc.c (process_command): Update copyright notice dates.
26452 * gcov.c (print_version): Likewise.
26453 * gcov-dump.c (print_version): Likewise.
26454 * mips-tfile.c (main): Likewise.
26455 * mips-tdump.c (main): Likewise.
26457 2009-02-03 Joseph Myers <joseph@codesourcery.com>
26460 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
26461 for composite type involving a zero-length array type.
26463 2009-02-03 Jakub Jelinek <jakub@redhat.com>
26466 * function.c (match_asm_constraints_1): Skip over
26467 initial optional % in the constraint.
26469 PR inline-asm/39059
26470 * c-parser.c (c_parser_postfix_expression): If fixed point is not
26471 supported, don't accept FIXED_CSTs.
26472 * c-decl.c (finish_declspecs): Error if fixed point is not supported
26473 and _Sat is used without _Fract/_Accum. Set specs->type to
26474 integer_type_node for cts_fract/cts_accum if fixed point is not
26477 2009-02-02 Catherine Moore <clm@codesourcery.com>
26479 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
26481 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
26483 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
26484 (ABI_HAS_64BIT_SYMBOLS): Use it.
26485 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
26487 2009-02-02 Paul Brook <paul@codesourcery.com>
26489 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
26491 2009-02-02 Jakub Jelinek <jakub@redhat.com>
26493 PR inline-asm/39058
26494 * recog.h (asm_operand_ok): Add constraints argument.
26495 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
26496 recurse on matching constraint.
26497 (check_asm_operands): Pass constraints as 3rd argument to
26498 asm_operand_ok. Don't look up matching constraint here.
26499 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
26502 2009-02-02 Ben Elliston <bje@au.ibm.com>
26504 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
26505 TARGET_NARROW_VOLATILE_BITFIELD macro names.
26507 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26509 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
26510 information. Remove some obsolete information. Reorganize.
26512 * config/pa/fptr.c: Revert license to GPL 2.
26513 * config/pa/milli64.S: Likewise.
26515 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
26518 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
26519 LIBRARY name in, instead of hard-coding it.
26520 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
26521 extra target make frag to tmake_files according to EH model.
26522 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
26523 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
26524 frags that define makefile variable EH_MODEL appropriately.
26525 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
26526 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
26527 to "-sjlj" according to type of EH configured.
26528 (LIBGCC_SONAME): Concatenate it to shared library base name.
26529 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
26530 to "_sjlj" according to type of EH configured.
26531 (LIBGCC_SONAME): Concatenate it to shared library base name.
26532 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
26533 (SHLIB_LINK): Add missing semicolon to if-else construct.
26534 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
26535 string value of "pe_dll" command-line option.
26536 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
26537 (SHLIB_SONAME): Use it when overriding t-cygming default.
26538 (SHLIB_IMPLIB): Override t-cygming default.
26539 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
26540 string value of "pe_dll" command-line option.
26542 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
26545 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
26546 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
26548 2009-01-31 Richard Guenther <rguenther@suse.de>
26550 PR tree-optimization/38937
26551 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
26552 computing the transitive closure.
26554 2009-01-30 Richard Guenther <rguenther@suse.de>
26556 PR tree-optimization/39041
26557 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
26558 Propagate variable indices only if the types match for this stmt.
26560 2009-01-30 Jakub Jelinek <jakub@redhat.com>
26563 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
26564 inline but never defined.
26566 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
26568 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
26569 (*insv_h_di_reg_extimm): New insn.
26570 (*insv_l<mode>_reg_extimm): New insn.
26572 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
26574 * config/picochip/picochip.c (flag_conserve_stack): set
26575 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
26576 fconserve-stack. Reduce call-overhead used by inliner.
26578 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
26581 * common.opt (flag_conserve_stack): Initialised to zero.
26583 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
26586 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
26587 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
26590 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
26592 * ira-color.c (allocno_reload_assign): Update comments.
26593 * regmove.c (regmove_optimize): Likewise.
26597 2009-01-29 Robert Millan <rmh@aybabtu.com>
26599 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
26600 * config/i386/kopensolaris-gnu.h: New file. Undefine
26601 `MD_UNWIND_SUPPORT'.
26602 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
26604 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
26606 PR tree-optimization/39007
26607 * tree-loop-distribution.c (generate_builtin): Use
26608 recompute_dominator to compute the immediate dominator of the
26609 basic block just after the loop.
26611 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
26613 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
26614 (ASM_OUTPUT_DWARF_PCREL): Define.
26616 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
26618 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
26619 * doc/passes.texi: Remove entries about regclass, local-alloc, and
26620 global. Modify entries about regmove and IRA.
26622 * ra-conflict.c: Remove the file.
26624 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
26626 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
26627 (pass_regclass_init): Rename to pass_reginfo_init.
26629 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
26631 * toplev.h (flag_ira): Remove.
26633 * caller-save.c (setup_save_areas): Remove flag_ira.
26635 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
26637 * global.c: Remove the file.
26639 * opts.c (decode_options): Remove flag_ira.
26641 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
26643 * regmove.c: Modify file description.
26644 (find_use_as_address, try_auto_increment): Define them only if
26645 AUTO_INC_DEC is defined.
26646 (replacement_quality, replace_in_call_usage, fixup_match_1,
26647 stable_and_no_regs_but_for_p): Remove.
26648 (reg_set_in_bb): Make it static.
26649 (regmove_optimize): Remove flag_ira and code which worked for
26652 * local-alloc.c: Remove the file.
26654 * common.opt (fira): Remove.
26656 * ira.c: Include except.h.
26657 (eliminable_regset): Move from global.c.
26658 (mark_elimination): Ditto. Remove flag_ira.
26659 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
26660 equiv_mem_modified, validate_equiv_mem_from_store,
26661 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
26662 contains_replace_regs, memref_referenced_p, memref_used_between_p,
26663 no_equiv, recorded_label_ref): Move from local-alloc.c.
26664 (update_equiv_regs): Ditto. Make it static.
26665 (print_insn_chain, print_insn_chains): Move it from global.c.
26666 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
26667 (build_insn_chain): Ditto. Make it static.
26668 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
26669 Rename to init_live_subregs.
26670 (gate_ira): Remove flag_ira.
26672 * regclass.c: Rename reginfo.c. Change file description.
26673 (FORBIDDEN_INC_DEC_CLASSES): Remove.
26674 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
26675 (init_reg_sets_1): Remove code for evaluation of
26676 reg_class_superclasses and losing_caller_save_reg_set.
26677 (init_regs): Remove init_reg_autoinc.
26678 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
26679 ok_for_base_p_nonstrict): Remove.
26680 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
26681 (pass_regclass_init): Rename to pass_reginfo_init. Modify
26682 corresponding entries.
26683 (dump_regclass, record_operand_costs, scan_one_insn,
26684 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
26685 record_address_regs, auto_inc_dec_reg_p): Remove.
26686 (gt-regclass.h): Rename to gt-reginfo.h.
26688 * rtl.h (dump_global_regs, retry_global_alloc,
26689 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
26691 * Makefile.in (RA_H): Remove.
26692 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
26693 Rename regclass.o to reginfo.o.
26694 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
26696 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
26697 (GTFILES): Rename regclass.c to reginfo.c.
26699 * passes.c (init_optimization_passes): Remove pass_local_alloc and
26700 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
26702 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
26703 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
26705 (finish_spills): Ditto. Remove code for !flag_ira.
26707 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
26709 PR middle-end/35854
26710 * doc/invoke.texi (rtl debug options): Complete rewrite.
26711 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
26713 * mode-switching.c (pass_mode_switching): Rename pass from
26714 "mode-sw" to "mode_sw".
26715 * except.c (pass_convert_to_eh_ranges): Rename pass from
26716 "eh-ranges" to "eh_ranges".
26717 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
26721 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
26722 Alexander Monakov <amonakov@ispras.ru>
26724 PR middle-end/38857
26725 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
26727 (move_exprs_to_boundary): Change return type and pass through
26728 should_move from move_op. Relax assert. Update usage ...
26729 (schedule_expr_on_boundary): ... here. Use should_move instead of
26731 (move_op_orig_expr_found): Indicate that insn was disconnected from
26733 (code_motion_process_successors): Do not call after_merge_succs
26734 callback if original expression was not found when traversing any of
26736 (code_motion_path_driver): Change return type. Update prototype.
26737 (move_op): Update comment. Add a new parameter (should_move). Update
26738 prototype. Set *should_move based on indication provided by
26739 move_op_orig_expr_found.
26741 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
26743 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
26744 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
26745 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
26746 * config/rs6000/rs6000.c (rs6000_override_options): Default
26747 avoid-indexed-addresses on for Power6, off for everything else.
26748 (avoiding_indexed_address_p): New function.
26749 (rs6000_legitimize_address): Use it.
26750 (rs6000_legitimate_address): Likewise.
26751 * config/rs6000/rs6000.md (movXX_updateX): Likewise
26753 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
26755 PR tree-optimization/38997
26756 * tree-loop-distribution.c (generate_memset_zero): Use
26757 POINTER_PLUS_EXPR for a pointer addition.
26759 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
26761 * config/s390/s390.md (bswap<mode>2): New pattern added.
26763 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
26765 * config/s390/s390.md (*tls_load_31): Added type attribute.
26767 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
26769 * config/s390/s390.md: Fix a few comments.
26771 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
26773 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
26774 (*tm<mode>_full): Fixed z10prop attribute.
26775 (*tst<mode>_extimm): Fixed z10prop attribute.
26776 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
26777 (*tstqiCCT_cconly): Fixed z10prop attribute.
26778 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
26779 (*movsi_larl): Fixed z10prop attribute.
26780 (*movsi_zarch): Fixed z10prop attribute.
26781 (*movsi_eas): Fixed z10prop attribute.
26782 (*movhi): Fixed z10prop attribute.
26783 (*movqi): Fixed z10prop attribute.
26784 (*movstrictqi): Fixed z10prop attribute.
26785 (*mov<mode>): Fixed z10prop attribute.
26786 (*movcc): Fixed z10prop attribute.
26787 (*sethighpartdi_64): Fixed z10prop attribute.
26788 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
26789 (*negdi2_sign_cc): Fixed z10prop attribute.
26790 (*negdi2_sign): Fixed z10prop attribute.
26791 (*absdi2_sign_cc): Fixed z10prop attribute.
26792 (*absdi2_sign): Fixed z10prop attribute.
26793 (*negabsdi2_sign_cc): Fixed z10prop attribute.
26794 (*negabsdi2_sign): Fixed z10prop attribute.
26795 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
26796 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
26797 (doloop_si64): Fixed z10prop attribute.
26798 (doloop_si31): Fixed z10prop attribute.
26799 (doloop_long): Fixed z10prop attribute.
26800 (indirect_jump): Fixed z10prop attribute.
26801 (nop): Fixed z10prop attribute.
26802 (main_base_64): Fixed z10prop attribute.
26803 (reload_base_64): Fixed z10prop attribute.
26805 2009-01-28 Jakub Jelinek <jakub@redhat.com>
26807 PR rtl-optimization/38740
26808 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
26810 * config/mips/mips.c (mips_reorg): Likewise.
26812 2009-01-28 Richard Guenther <rguenther@suse.de>
26814 PR tree-optimization/38926
26815 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
26816 with the correct value id to a value.
26817 (do_regular_insertion): Use the value number of edoubleprime
26818 for the value number of the expr.
26821 2008-08-21 Richard Guenther <rguenther@suse.de>
26823 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
26824 a PHI ask VN if it is already available.
26825 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
26826 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
26828 2009-01-28 Jakub Jelinek <jakub@redhat.com>
26830 PR middle-end/38934
26831 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
26832 set to varying whenever max has TREE_OVERFLOW set, similarly
26833 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
26835 2009-01-28 Richard Guenther <rguenther@suse.de>
26837 PR middle-end/38908
26838 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
26839 uninitialized aggregate uses in call arguments.
26841 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
26843 PR tree-optimization/38984
26844 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
26845 the nothing_id variable if -fno-delete-null-pointer-checks.
26847 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
26850 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
26851 (set_got_offset_rex64): Ditto.
26853 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
26856 * doc/extend.texi: Improve local variable with asm reg.
26858 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
26860 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
26861 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
26862 was not supplied then set warn_packed_bitfield_compat to the
26863 default value of 1.
26864 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
26867 2009-01-27 Richard Guenther <rguenther@suse.de>
26869 PR tree-optimization/38503
26870 * cfgexpand.c (expand_gimple_basic_block): Ignore
26871 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
26872 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
26873 variables that cannot have TBAA applied.
26874 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
26877 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
26879 PR middle-end/38969
26880 * calls.c (initialize_argument_information): Do not wrap complex
26881 arguments in SAVE_EXPR.
26883 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
26885 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
26886 (INSTALL_LIBGCC): Revert typo commit.
26888 2009-01-26 Richard Guenther <rguenther@suse.de>
26890 PR tree-optimization/38745
26891 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
26892 from special handling.
26894 2009-01-26 Richard Guenther <rguenther@suse.de>
26896 PR tree-optimization/38745
26897 * tree-ssa.c (execute_update_addresses_taken): Do not include
26898 variables that cannot possibly be a register in not_reg_needs.
26899 Do not clear TREE_ADDRESSABLE on vars that may not become
26901 * tree-ssa.c (update_alias_info_1): Include those in the set
26902 of addressable vars.
26904 2009-01-26 Richard Guenther <rguenther@suse.de>
26906 PR middle-end/38851
26907 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
26908 * tree-ssa-dse.c: Include langhooks.h
26909 (execute_simple_dse): Remove stores with zero size.
26911 2009-01-24 Jakub Jelinek <jakub@redhat.com>
26914 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
26917 2009-01-24 Julian Brown <julian@codesourcery.com>
26919 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
26920 config/arm/linux-atomic.c.
26921 * config/arm/linux-atomic.c: New.
26923 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
26925 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
26926 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
26927 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
26929 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
26932 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
26935 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
26937 PR tree-optimization/38953
26938 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
26939 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
26940 (gloog): Split the exit of the scop when the scop exit is a loop exit.
26941 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
26944 2009-01-24 Paul Brook <paul@codesourcery.com>
26946 * config/arm/neon.md (neon_type): Move to arm.md.
26947 (neon_mov<VSTRUCT>): Add neon_type attribute.
26948 * config/arm/arm.md (neon_type): Move to here.
26949 (conds): Add "unconditioal" and use as default for NEON insns.
26951 2009-01-24 Ben Elliston <bje@au.ibm.com>
26953 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
26954 void *' warning from -Wc++-compat.
26955 * Makefile.in (dominance.o-warn): Remove.
26957 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
26959 PR tree-optimization/38932
26960 * fold-const.c (fold_unary_ignore_overflow): New.
26961 * tree.h (fold_unary_ignore_overflow): Declare.
26962 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
26963 * tree-ssa-sccvn.c (visit_reference_op_load,
26964 simplify_unary_expression): Likewise.
26966 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
26968 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
26969 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
26970 regardless of their type.
26971 * c-common.c (handle_packed_attribute): Don't ignore packed on
26973 * c.opt (Wpacked-bitfield-compat): New warning option.
26974 * stor-layout.c (place_field): Warn if offset of a field changed.
26975 * doc/extend.texi (packed): Mention the ABI change.
26976 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
26977 (Warning Options): Add it to the list.
26979 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
26981 * c-opts.c (c_common_post_options): Fix a typo in comments.
26983 2009-01-22 Steve Ellcey <sje@cup.hp.com>
26985 PR middle-end/38615
26986 * gimplify.c (gimplify_init_constructor): Fix promotion of const
26987 variables to static.
26988 * doc/invoke.texi (-fmerge-all-constants): Update description.
26990 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
26993 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
26994 (*movdi_1_rex64): Use type "mmx" for alternative 5.
26996 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
26998 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
27000 (LOCAL_ALIGNMENT): Similarly.
27002 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
27003 Joseph Myers <joseph@codesourcery.com>
27005 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
27006 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
27007 * config/arm/arm-tune.md: Regenerate.
27008 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
27011 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
27013 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
27014 version number to five.
27016 2009-01-22 Dodji Seketeli <dodji@redhat.com>
27019 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
27020 * c-common.c (set_underlying_type): Likewise.
27021 (is_typedef_decl ): Likewise
27023 (set_underlying_type): Likewise.
27024 (is_typedef_type): Likewise.
27026 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
27028 PR middle-end/38587
27029 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
27032 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
27035 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
27036 (LIBGCC_SPEC): Don't define.
27037 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
27039 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
27041 PR rtl-optimization/38879
27042 * alias.c (base_alias_check): Unaligned access via AND address can
27043 alias all surrounding object types except those with sizes equal
27044 or wider than the size of unaligned access.
27046 2009-01-21 Dodji Seketeli <dodji@redhat.com>
27049 * c-decl.c (clone_underlying_type): Move this ...
27050 * c-common.c (set_underlying_type): ... here.
27051 Also, make sure the function properly sets TYPE_STUB_DECL() on
27052 the newly created typedef variant type.
27053 (is_typedef_decl ): New entry point.
27054 * tree.h: Added a new member member_types_needing_access_check to
27055 struct tree_decl_non_common.
27056 (set_underlying_type): New entry point.
27057 (is_typedef_type): Likewise.
27059 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
27061 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
27062 Check whether two instructions have memory references that
27063 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
27064 are helper functions for traversing.
27065 * alias.h (insn_alias_sets_confilict_p): New prototypes.
27066 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
27067 not to draw dependency edge for instructions with non-conflicting
27070 2009-01-20 Joseph Myers <joseph@codesourcery.com>
27073 * longlong.h: Update copyright years. Use soft-fp license notice.
27074 Sync __clz_tab declaration with glibc.
27076 2009-01-20 Steve Ellcey <sje@cup.hp.com>
27079 * doc/extend.texi (syscall_linkage): New.
27080 (version_id): Modify.
27082 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
27083 Richard Guenther <rguenther@suse.de>
27085 PR tree-optimization/38747
27086 PR tree-optimization/38748
27087 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
27088 conversion if the base address is an indirect reference and the
27089 aliasing sets could cause issues.
27091 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
27093 * common.opt (fgraphite, fgraphite-identity): Add comment for
27094 explaining why these options are not documented.
27096 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
27098 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
27099 gimple_call_lhs is NULL.
27101 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
27104 * emit-rtl.c (adjust_address_1): Make sure memref is never
27107 2009-01-20 Ben Elliston <bje@au.ibm.com>
27109 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
27110 const qualifier from arg parameter. Remove unnecessary cast to char *.
27111 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
27112 const qualifier from arg 2.
27114 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
27116 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
27118 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
27121 * rtl.h (reinit_regs): New prototype.
27122 * regclass.c: Include ira.h.
27123 (reinit_regs): New.
27124 * Makefile.in (regclass.o): Add ira.h.
27125 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
27127 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
27130 * c-common.c (handle_aligned_attribute): Use
27131 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
27132 default alignment value.
27134 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
27136 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
27137 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
27139 * doc/extend.texi: Update __attribute__ ((aligned)). Document
27140 __BIGGEST_ALIGNMENT__.
27142 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
27144 2009-01-18 Richard Guenther <rguenther@suse.de>
27146 PR tree-optimization/38819
27147 * tree-flow.h (operation_could_trap_helper_p): Declare.
27148 * tree-eh.c (operation_could_trap_helper_p): Export.
27149 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
27150 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
27151 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
27152 are about to insert a possibly trapping instruction and fail
27155 2009-01-18 Andreas Schwab <schwab@suse.de>
27157 * doc/install.texi (Configuration): Remove obsolete paragraph
27158 about use of --with-gnu-ld with --with-gnu-as.
27160 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
27162 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
27163 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
27164 Follow spelling conventions.
27166 2009-01-18 Ben Elliston <bje@au.ibm.com>
27168 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
27169 C++ warning about implicit conversion from void * to struct
27171 (bitmap_obstack_free): Likewise for bitmap_element *.
27172 * Makefile.in (bitmap.o-warn): Remove.
27174 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
27176 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
27178 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
27179 Tobias Grosser <tobi.grosser@amd.com>
27181 * graphite.c (graphite_trans_scop_block): Do not block single
27184 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
27186 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
27187 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
27188 test with assertion.
27190 2009-01-16 Richard Guenther <rguenther@suse.de>
27192 PR tree-optimization/38835
27193 PR middle-end/36227
27194 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
27195 and INT + PTR -> (INT)(PTR p+ INT) folding.
27196 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
27198 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
27201 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
27202 the subreg from a lowpart subreg if it is also casting the value.
27204 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
27205 Tobias Grosser <tobi.grosser@amd.com>
27207 * graphite.c (compare_prefix_loops): New.
27208 (build_scop_canonical_schedules): Rewritten.
27209 (graphite_transform_loops): Move build_scop_canonical_schedules
27210 after build_scop_iteration_domain.
27212 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
27213 Tobias Grosser <tobi.grosser@amd.com>
27215 * graphite.c (add_conditions_to_domain): Add the loops to
27216 the dimension of the iteration domain. Do copy the domain
27217 only when it exists.
27218 (build_scop_conditions_1): Do not call add_conditions_to_domain.
27219 (add_conditions_to_constraints): New.
27220 (can_generate_code_stmt, can_generate_code): Removed.
27221 (gloog): Do not call can_generate_code.
27222 (graphite_transform_loops): Call add_conditions_to_constraints
27223 after building the iteration domain.
27225 2009-01-16 Jakub Jelinek <jakub@redhat.com>
27227 PR tree-optimization/38789
27228 * tree-ssa-threadedge.c
27229 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
27230 __builtin_constant_p.
27232 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
27234 * dce.c (delete_unmarked_insns): Reversed the order that insns are
27235 examined before deleting them.
27237 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
27239 * function.c (aggregate_value_p): Correctly extract the function
27240 type from CALL_EXPR_FN lookup.
27242 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
27244 * config/picochip/picochip.c (picochip_override_options): Revert
27245 CFI asm flag disable commited previously.
27247 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
27248 Tobias Grosser <tobi.grosser@amd.com>
27249 Jan Sjodin <jan.sjodin@amd.com>
27251 * graphite.c (scan_tree_for_params): On substractions negate
27252 all the coefficients of the term.
27253 (clast_to_gcc_expression_red): New. Handle reduction expressions
27254 of more than two operands.
27255 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
27256 (get_vdef_before_scop): Handle also the case of default definitions.
27258 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
27260 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
27261 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
27262 Also use them when walking CALL_INSN_FUNCTION_USAGE.
27264 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
27265 Joey Ye <joey.ye@intel.com>
27267 PR middle-end/37843
27268 * cfgexpand.c (expand_stack_alignment): Don't update stack
27269 boundary nor check incoming stack boundary here.
27270 (gimple_expand_cfg): Update stack boundary and check incoming
27271 stack boundary here.
27273 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
27275 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
27277 2009-01-14 Jakub Jelinek <jakub@redhat.com>
27279 PR rtl-optimization/38245
27280 * calls.c (expand_call): Add stack arguments to
27281 CALL_INSN_FUNCTION_USAGE even for pure calls (when
27282 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
27283 in regs and partially in memory or BLKmode arguments.
27284 (emit_library_call_value_1): Add stack arguments to
27285 CALL_INSN_FUNCTION_USAGE even for pure calls (when
27286 ACCUMULATE_OUTGOING_ARGS).
27287 * dce.c: Include tm_p.h.
27288 (find_call_stack_args): New function.
27289 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
27291 (mark_insn): Call find_call_stack_args for CALL_Ps.
27292 (prescan_insns_for_dce): Walk insns backwards in bb rather than
27293 forwards. Allocate and free arg_stores bitmap if needed, pass it
27294 down to deletable_insn_p, don't mark stores set in arg_stores
27295 bitmap, clear the bitmap at the beginning of each bb.
27296 * Makefile.in (dce.o): Depend on $(TM_P_H).
27298 2009-01-14 Michael Meissner <gnu@the-meissners.org>
27301 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
27302 to make sure the insn is a conditional test (bug 22599). Reformat a
27305 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
27307 PR middle-end/38431
27308 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
27309 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
27310 (gloog): Do not call cleanup_tree_cfg.
27311 (graphite_transform_loops): Call cleanup_tree_cfg after all
27312 scops have been code generated.
27314 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
27315 * doc/gty.texi (Invoking the garbage collector): Added new node
27316 and section documenting ggc_collect.
27318 2009-01-14 Richard Guenther <rguenther@suse.de>
27320 PR tree-optimization/38826
27321 PR middle-end/38477
27322 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
27323 initialization notes only if we actually emitted a warning.
27324 (intra_create_variable_infos): Add constraints for a result decl
27325 that is passed by hidden reference.
27326 (build_pred_graph): Mark all related variables non-direct on
27329 2009-01-14 Nick Clifton <nickc@redhat.com>
27331 * ira-conflicts.c: Include addresses.h for the definition of
27333 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
27334 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
27336 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
27339 * Makefile.in (ira-lives.o): Add except.h.
27341 * ira-lives.c: Include except.h.
27342 (process_bb_node_lives): Process can_throw_internal.
27344 2009-01-13 Jakub Jelinek <jakub@redhat.com>
27346 PR rtl-optimization/38774
27347 * combine.c (simplify_set): When undoing cc_use change, don't do
27348 PUT_CODE on the newly created comparison, but instead put back the
27351 2009-01-13 Joseph Myers <joseph@codesourcery.com>
27353 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
27354 values. Remove duplicate arm8 entry.
27356 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
27358 PR tree-optimization/38786
27359 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
27360 the SSA_NAME case of expand_scalar_variables_expr.
27361 Set the type of an expression to the type of its assign statement.
27362 (expand_scalar_variables_expr): Also gather the scalar computation
27363 used to index the memory access. Do not pass loop_p.
27364 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
27365 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
27366 the gimple_stmt_iterator where it inserts new code.
27367 Do not pass loop_p.
27368 (copy_bb_and_scalar_dependences): Do not pass loop_p.
27369 (translate_clast): Update call to copy_bb_and_scalar_dependences.
27371 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
27373 * graphite.h (debug_value): Removed.
27374 * graphite.c (debug_value): Removed.
27376 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
27378 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
27379 ldrd/strd with two 32-bit instructions.
27381 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
27383 * config/arm/arm.c (struct processors): Pass for speed down into
27384 cost helper functions.
27385 (const_ok_for_op): Handle COMPARE and inequality nodes.
27386 (arm_rtx_costs_1): Rewrite.
27387 (arm_size_rtx_costs): Update prototype.
27388 (arm_rtx_costs): Pass speed down to helper functions.
27389 (arm_slowmul_rtx_costs): Rework cost calculations.
27390 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
27391 (arm_9e_rtx_costs): Likewise.
27393 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
27395 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
27396 relocations of local symbols wider than UNITS_PER_WORD are not valid.
27397 (alpha_legitimize_address): Do not split local symbols wider than
27398 UNITS_PER_WORD into HIGH/LO_SUM parts.
27400 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
27403 * gcc.c (process_command): Replace call to execvp with calls
27404 to pex_one and exit.
27406 2009-01-03 Anatoly Sokolov <aesok@post.ru>
27409 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
27410 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
27411 variant for devices with 3-byte PC.
27412 (__tablejump_elpm__): New.
27414 2009-01-12 Jakub Jelinek <jakub@redhat.com>
27417 * c-parser.c (c_parser_postfix_expression): Allow `->' in
27418 offsetof member-designator, handle it as `[0].'.
27420 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27422 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
27423 function when not using named sections on targets with named sections
27424 if branch distance is less than 262132.
27426 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
27428 * combine.c (combine_instructions): Recompute
27429 optimize_this_for_speed_p for each BB in the main combine loop.
27431 2009-01-12 Tomas Bily <tbily@suse.cz>
27434 * tree-loop-distribution.c (prop_phis): New function.
27435 (generate_builtin): Call prop_phis.
27437 2009-01-12 Jakub Jelinek <jakub@redhat.com>
27439 PR tree-optimization/38807
27440 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
27441 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
27443 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
27445 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
27446 subreg of op0 to the original op0.
27448 2009-01-11 Laurent GUERBY <laurent@guerby.net>
27450 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
27452 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
27455 * mips-tfile.c (parse_def): Fix parsing of def strings
27456 starting with digits.
27458 2009-01-10 Jakub Jelinek <jakub@redhat.com>
27461 * config/arm/arm.c (arm_is_long_call_p): Don't call
27462 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
27464 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
27466 * regrename.c (regrename_optimize): Fix dumping.
27467 (find_oldest_value_reg): Preserve REG_POINTER.
27468 (copy_hardreg_forward_1): Likewise.
27470 2009-01-09 Diego Novillo <dnovillo@google.com>
27472 * gimple.h (struct gimple_statement_base) <uid>: Document
27473 the restrictions on its use.
27474 (gimple_uid): Tidy.
27475 (gimple_set_uid): Tidy.
27477 2009-01-09 Jakub Jelinek <jakub@redhat.com>
27479 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
27480 zero guard even if align_bytes != 0 and count is smaller than
27483 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
27485 PR rtl-optimization/38495
27486 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
27487 (add_range_and_copies_from_move_list): Print all added ranges.
27488 Add ranges to memory optimized destination.
27490 2009-01-09 Jakub Jelinek <jakub@redhat.com>
27494 * config/i386/i386.c (override_options): Reject
27495 -mstringop-strategy=rep_8byte with -m32.
27496 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
27497 to 1. Do count comparison against epilogue_size_needed at compile
27498 time even when count_exp was constant forced into register. For
27499 size_needed don't jump to epilogue, instead just avoid aligning
27500 and invoke the body algorithm. If need_zero_guard, add zero guard
27501 even if count is non-zero, but smaller than size_needed + number of
27502 bytes that could be stored for alignment.
27503 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
27504 to 1. If need_zero_guard, add zero guard even if count is non-zero,
27505 but smaller than size_needed + number of bytes that could be stored
27506 for alignment. Compare size_needed with epilogue_size_needed instead
27507 of desired_align - align, don't adjust size_needed, pass
27508 epilogue_size_needed to the epilogue expanders.
27511 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
27513 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27515 * pa.c (last_address): Change to unsigned.
27516 (update_total_code_bytes): Change argument to unsigned. Don't
27517 check if insn addresses are set.
27518 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
27519 addresses are not set.
27520 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
27522 2009-01-09 Nick Clifton <nickc@redhat.com>
27524 * config/sh/symbian.c: Replace uses of DECL_INLINE with
27525 DECL_DECLARED_INLINE_P.
27527 2009-01-09 Jakub Jelinek <jakub@redhat.com>
27529 PR middle-end/38347
27530 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
27531 GET_MODE (op0) in operand_subword_force calls.
27533 PR middle-end/38771
27534 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
27535 fold_convert arg0 operands to TREE_TYPE (op0) first.
27537 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
27539 * params.def (ira-max-conflict-table-size): Decrease default value
27542 2009-01-08 Jakub Jelinek <jakub@redhat.com>
27544 PR tree-optimization/37031
27545 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
27547 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
27548 allocate it using gc instead of heap, use VEC_quick_push instead of
27550 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
27551 instead of heap, use VEC_quick_push instead of VEC_safe_push.
27552 * tree-data-ref.h (struct access_matrix): Change matrix to gc
27553 allocated vector from heap allocated.
27554 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
27555 * tree-loop-linear.c (linear_transform_loops): Allocate nest
27556 vector only after perfect_loop_nest_depth call.
27558 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
27559 Jan Sjodin <jan.sjodin@amd.com>
27561 PR tree-optimization/38559
27562 * graphite.c (debug_value, copy_constraint,
27563 swap_constraint_variables, scale_constraint_variable, ): New.
27564 (get_lower_bound, get_upper_bound): Removed.
27565 (graphite_trans_bb_strip_mine): Clean up this code that works
27566 only for constant number of iterations. Fully copy upper and
27567 lower bound constraints, not only the constant part of them.
27568 * graphite.h (debug_value): Declared.
27570 2009-01-08 Ira Rosen <irar@il.ibm.com>
27572 PR tree-optimization/37194
27573 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
27574 Don't add the cost of cost model guard in prologue to scalar
27575 outside cost in case of known number of iterations.
27577 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
27578 Alan Modra <amodra@bigpond.net.au>
27580 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
27581 non-word-aligned REG+CONST addressing.
27583 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
27586 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
27587 free_after_compilation when outputting a thunk.
27588 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
27589 Do not call free_after_compilation here.
27591 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
27593 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
27594 (ix86_valid_target_attribute_inner_p): Ditto.
27596 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
27598 PR tree-optimization/38492
27599 PR tree-optimization/38498
27600 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
27601 * tree-chrec.h (scev_is_linear_expression): Declared.
27602 * graphite.c (graphite_cannot_represent_loop_niter): New.
27603 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
27604 (graphite_loop_normal_form): Use gcc_assert.
27605 (scan_tree_for_params): Use CASE_CONVERT.
27606 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
27607 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
27608 Use gcc_assert. Discard scops that contain unhandled cases.
27609 (build_scop_conditions): Return a boolean status for unhandled cases.
27610 (strip_mine_profitable_p): Print the loop number, not its depth.
27611 (is_interchange_valid): Pass the depth of the loop nest, don't
27612 recompute it wrongly.
27613 (graphite_trans_bb_block): Same.
27614 (graphite_trans_bb_block): Print tentative of loop blocking.
27615 (graphite_trans_scop_block): Do not print that the loop has been
27617 (graphite_transform_loops): Do not handle scops that contain condition
27620 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
27622 AVX Programming Reference (December, 2008)
27623 * config/i386/avxintrin.h (_mm256_stream_si256): New.
27624 (_mm256_stream_pd): Likewise.
27625 (_mm256_stream_ps): Likewise.
27627 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
27628 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
27629 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
27630 (bdesc_special_args): Add __builtin_ia32_movntdq256,
27631 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
27632 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
27633 (ix86_expand_special_args_builtin): Likewise.
27635 * config/i386/sse.md (AVXMODEDI): New.
27636 (avx_movnt<mode>): Likewise.
27637 (avx_movnt<mode>): Likewise.
27638 (<sse>_movnt<mode>): Remove AVX support.
27639 (sse2_movntv2di): Likewise.
27641 2009-01-07 Richard Guenther <rguenther@suse.de>
27643 PR middle-end/38751
27644 * fold-const.c (extract_muldiv): Remove obsolete comment.
27645 (fold_plusminus_mult_expr): Undo MINUS_EXPR
27646 to PLUS_EXPR canonicalization for the canonicalization.
27648 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
27650 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
27651 hosted cross-compilers generating less efficient code.
27653 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
27655 * function.h (rtl_data): Add a dbr_scheduled_p field.
27656 * reorg.c (dbr_schedule): Set it.
27657 (gate_handle_delay_slots): Check it.
27658 * config/mips/mips.c (mips_base_delayed_branch): Delete.
27659 (mips_reorg): Check flag_delayed_branch instead of
27660 mips_base_delayed_branch.
27661 (mips_override_options): Don't set mips_base_delayed_branch
27662 or flag_delayed_branch.
27664 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
27666 PR rtl-optimization/38426.
27667 * ira.c (ira): Set current_function_is_leaf earlier.
27669 2009-01-06 Jakub Jelinek <jakub@redhat.com>
27671 PR rtl-optimization/38722
27672 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
27673 too early, only set a flag and modify after last possible
27676 2009-01-06 Janis Johnson <janis187@us.ibm.com>
27679 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
27680 * real.c (decimal_single_format): Correct values of emin and emax.
27681 (decimal_double_format): Ditto.
27682 (decimal_quad_format): Ditto.
27683 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
27684 computation of DECnn_MIN and DECnn_MAX for corrected values of
27685 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
27686 __DECnn_MIN__, and adjust its computation for the corrected value
27689 2009-01-06 Jan Hubicka <jh@suse.cz>
27692 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
27694 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
27696 * doc/contrib.texi (Contributors): Slightly adjust the end note.
27697 Add Robert Clark to the list of testers.
27699 2009-01-06 Jan Hubicka <jh@suse.cz>
27700 Kai Tietz <kai.tietz@onevision.com>
27702 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
27703 * config/i386/i386.c (ix86_expand_call): Add clobbers.
27705 2009-01-06 Jan Hubicka <jh@suse.cz>
27706 Kai Tietz <kai.tietz@onevision.com>
27708 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
27710 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
27711 (ix86_nsaved_regs): Count only general purpose regs.
27712 (ix86_nsaved_sseregs): New.
27713 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
27714 to 16 for w64; compute padding and size of sse reg save area.
27715 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
27716 general purpose regs.
27717 (ix86_emit_save_sse_regs_using_mov): New.
27718 (ix86_expand_prologue): Save SSE regs if needed.
27719 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
27720 (ix86_emit_restore_sse_regs_using_mov): New.
27721 (ix86_expand_epilogue): Save SSE regs if needed.
27723 2009-01-06 Jan Hubicka <jh@suse.cz>
27724 Kai Tietz <kai.tietz@onevision.com>
27726 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
27727 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
27728 functions when accumulate outgoing args is off.
27730 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
27733 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
27734 before using pseudos_have_intersected_live_ranges_p.
27736 * ira-int.h (ira_assert): Always define.
27738 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
27740 AVX Programming Reference (December, 2008)
27741 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
27742 (_mm256_permute2_pd): Likewise.
27743 (_mm_permute2_ps): Likewise.
27744 (_mm256_permute2_ps): Likewise.
27745 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
27746 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
27748 * config/i386/i386.c (ix86_builtins): Remove
27749 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
27750 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
27751 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
27752 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
27753 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
27754 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
27755 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
27756 __builtin_ia32_vpermil2ps256.
27757 (ix86_init_mmx_sse_builtins): Updated.
27758 (ix86_expand_args_builtin): Likewise.
27760 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27762 * pa.c (output_call): Relocate non-jump insns in the delay slot of
27763 long absolute calls when generating PA 2.0 code.
27765 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
27767 PR rtl-optimization/38583
27768 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
27770 * params.def (ira-max-conflict-table-size): New.
27772 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
27774 * ira.h (ira_conflicts_p): New external definition.
27776 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
27777 table. Report this. Return result of building.
27778 (ira_build_conflicts): Use ira_conflicts_p. Check result of
27779 building conflict table.
27781 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
27782 (ira_color): Use ira_conflicts_p.
27784 * global.c: Include ira.h.
27785 (pseudo_for_reload_consideration_p, build_insn_chain): Use
27788 * Makefile.in (global.o): Add ira.h.
27790 * ira-build.c (mark_all_loops_for_removal,
27791 propagate_some_info_from_allocno): New.
27792 (remove_unnecessary_allocnos): Call
27793 propagate_some_info_from_allocno.
27794 (remove_low_level_allocnos): New.
27795 (remove_unnecessary_regions): Add parameter. Call
27796 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
27797 parameter to remove_unnecessary_regions.
27798 (ira_build): Remove all regions but root if the conflict table was
27799 not built. Update conflict hard regs for allocnos crossing calls.
27801 * ira.c (ira_conflicts_p): New global.
27802 (ira): Define and use ira_conflicts_p.
27804 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
27805 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
27806 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
27808 2009-01-06 Ben Elliston <bje@au.ibm.com>
27810 * gengtype-lex.l (YY_NO_INPUT): Define.
27812 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
27815 * c-common.c (handle_vector_size_attribute): Also reject
27816 BOOLEAN_TYPE types.
27818 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
27820 PR tree-optimization/38492
27821 * graphite.c (rename_map_elt, debug_rename_elt,
27822 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
27823 rename_map_elt_info, eq_rename_map_elts,
27824 get_new_name_from_old_name, bb_in_sese_p): Moved around.
27825 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
27826 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
27827 (sese_build_livein_liveouts): New.
27828 (new_sese, free_sese): New.
27829 (new_scop): Call new_sese.
27830 (free_scop): Call free_sese.
27831 (rename_variables_from_edge, rename_phis_end_scop): Removed.
27832 (register_old_new_names): Renamed register_old_and_new_names.
27833 (register_scop_liveout_renames, add_loop_exit_phis,
27834 insert_loop_close_phis, struct igp,
27835 default_liveout_before_guard, add_guard_exit_phis,
27836 insert_guard_phis, copy_renames): New.
27837 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
27838 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
27839 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
27840 (scop_adjust_phis_for_liveouts): New.
27841 (gloog): Call scop_adjust_phis_for_liveouts.
27843 * graphite.h (struct sese): Documented. Added fields liveout,
27844 num_ver and livein.
27845 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
27846 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
27847 (struct scop): Added field liveout_renames.
27848 (SCOP_LIVEOUT_RENAMES): New.
27850 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
27852 PR tree-optimization/38510
27853 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
27854 (translate_clast): Call recompute_all_dominators before
27856 (gloog): Call recompute_all_dominators before graphite_verify.
27858 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
27859 Jan Sjodin <jan.sjodin@amd.com>
27861 PR tree-optimization/38500
27862 * graphite.c (create_sese_edges): Call fix_loop_structure after
27865 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
27867 * config.gcc: Add m32r*-*-rtems*.
27868 * config/m32r/rtems.h: New file.
27870 2009-01-05 Ben Elliston <bje@au.ibm.com>
27872 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
27873 (.po.pox): Likewise.
27874 (po/gcc.pot): Likewise.
27876 2009-01-04 David S. Miller <davem@davemloft.net>
27878 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
27879 (STARTING_FRAME_OFFSET): Always set to zero.
27881 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
27883 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
27884 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
27885 fixed-point types, and vectors of the same.
27887 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
27889 * config/mips/sync.md (*mb_barrier): Rename to...
27890 (*memory_barrier): ...this.
27892 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
27894 * doc/extend.texi (Function Attributes): Move @cindex after @item
27895 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
27896 and put in alphabetical order. Fix 'target' name and put in order.
27897 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
27900 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
27902 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
27903 (memory_barrier): Expand as unspec instead of unspec_volatile.
27904 Remove mem:BLK from insn operands. Use Pmode scratch register.
27905 (*memory_barrier): Define as unspec instead of unspec_volatile.
27906 Use (match_dup 0) as input operand.
27908 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
27909 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
27910 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
27911 scratch register. Remove operand 1.
27912 (*stbar): Define as unspec instead of unspec_volatile.
27913 Use (match_dup 0) as input operand, remove (const_int 8).
27914 (*membar): Define as unspec instead of unspec_volatile.
27915 Use (match_dup 0) as input operand, remove input operand 2.
27917 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
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/ia64/sync.md (memory_barrier): Redefine as expander pattern.
27924 Remove mem:BLK from insn operands. Use Pmode scratch register.
27925 Set volatile flag on operand 0.
27926 (*memory_barrier): New insn pattern.
27928 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
27930 (*memory_barrier): Use (match_dup 0) as input operand.
27932 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
27933 Remove mem:BLK from insn operands. Use Pmode scratch register.
27934 Set volatile flag on operand 0.
27935 (*mb_internal): New insn pattern.
27937 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
27939 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
27941 PR middle-end/38586
27942 * function.c (struct temp_slot): Move to the section of the file
27943 that deals with temp slots. Remove field 'address'.
27944 (temp_slot_address_table): New hash table of address -> temp slot.
27945 (struct temp_slot_address_entry): New struct, items for the table.
27946 (temp_slot_address_compute_hash, temp_slot_address_hash,
27947 temp_slot_address_eq, insert_temp_slot_address): Support functions
27949 (find_temp_slot_from_address): Rewrite to use the new hash table.
27950 (remove_unused_temp_slot_addresses): Remove addresses of temp
27951 slots that have been made available.
27952 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
27953 worker function for remove_unused_temp_slot_addresses.
27954 (assign_stack_temp_for_type): Don't clear the temp slot address list.
27955 Add the temp slot address to the address -> temp slot map.
27956 (update_temp_slot_address): Update via insert_temp_slot_address.
27957 (free_temp_slots): Call remove_unused_temp_slot_addresses.
27958 (pop_temp_slots): Likewise.
27959 (init_temp_slots): Allocate the address -> temp slot map, or empty
27960 the map if it is already allocated.
27961 (prepare_function_start): Initialize temp slot processing.
27963 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
27965 PR middle-end/38584
27966 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
27967 Calculate the size of all stack vars assuming no packing of stack
27968 vars will happen, replacing a quadratic algorithm with a linear one.
27970 2009-01-03 Jakub Jelinek <jakub@redhat.com>
27973 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
27976 2009-01-03 Diego Novillo <dnovillo@google.com>
27978 * doc/contrib.texi: Update contributions.
27980 2009-01-03 Jakub Jelinek <jakub@redhat.com>
27983 * builtins.c (fold_builtin_memory_op): Give up if either operand
27984 is volatile. Set srctype or desttype to non-qualified version
27988 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
27989 and FUNCTION_DECLs.
27991 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
27993 PR rtl-optimization/35805
27994 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
27995 problem if fast dce is able to remove any instructions.
27996 * dce.c (dce_process_block): Fix dump message.
27998 2009-01-02 Mark Mitchell <mark@codesourcery.com>
28001 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
28003 2009-01-02 Jakub Jelinek <jakub@redhat.com>
28005 PR middle-end/38690
28006 * tree-flow.h (op_code_prio, op_prio): New prototypes.
28007 * tree-pretty-print.c (op_code_prio): New function.
28008 (op_prio): No longer static. Use op_code_prio.
28009 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
28010 Use op_prio and op_code_prio to determine if () should be
28011 printed around operand(s) or not.
28013 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
28014 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
28015 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
28016 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
28017 pp_character instead of pp_string for single letter printing.
28019 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
28021 * doc/extend.texi: Fix '#pragma GCC option' typo.
28023 2009-01-02 Richard Guenther <rguenther@suse.de>
28025 * doc/install.texi (--enable-checking): Mention different
28026 default for stage1.
28027 (--enable-stage1-checking): Document.
28029 2009-01-01 Andrew Pinski <pinskia@gmail.com>
28031 PR middle-end/30142
28032 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
28033 case to be an error.
28035 2009-01-02 Ben Elliston <bje@au.ibm.com>
28037 * config/fp-bit.h (pack_d): Constify argument.
28038 * config/fp-bit.c (makenan): Constify return type. Remove casts.
28039 (isnan): Constify argument.
28041 (iszero): Likewise.
28042 (pack_d): Likewise.
28043 (_fpadd_parts): Constify return type.
28044 (_fpmul_parts): Likewise.
28045 (_fpdiv_parts): Likewise.
28047 2009-01-01 Jakub Jelinek <jakub@redhat.com>
28050 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
28051 warn about overwriting initializer with side-effects or
28052 -Woverride-init if !IMPLICIT.
28053 (output_init_element): Likewise. Pass IMPLICIT down to
28055 (process_init_element): Add IMPLICIT argument. Pass it down
28056 to output_init_element.
28057 (push_init_element, pop_init_level, set_designator): Adjust
28058 process_init_element callers.
28059 (set_nonincremental_init, set_nonincremental_init_from_string):
28060 Adjust add_pending_init callers.
28061 (output_pending_init_elements): Adjust output_init_element callers.
28062 * c-tree.h (process_init_element): Adjust prototype.
28063 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
28064 process_init_element callers.
28067 Copyright (C) 2009 Free Software Foundation, Inc.
28069 Copying and distribution of this file, with or without modification,
28070 are permitted in any medium without royalty provided the copyright
28071 notice and this notice are preserved.